Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/work/work.lib.php

5150 lines
170 KiB

<?php
/* For licensing terms, see /license.txt */
use ChamiloSession as Session;
/**
* @package chamilo.work
* @author Thomas, Hugues, Christophe - original version
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University -
* ability for course admins to specify wether uploaded documents are visible or invisible by default.
* @author Roan Embrechts, code refactoring and virtual course support
* @author Frederic Vauthier, directories management
* @author Julio Montoya <gugli100@gmail.com> BeezNest 2011 LOTS of bug fixes
* @todo this lib should be convert in a static class and moved to main/inc/lib
*/
/**
* Displays action links (for admins, authorized groups members and authorized students)
* @param string Current dir
* @param integer Whether to show tool options
* @param integer Whether to show upload form option
* @return void
*/
function display_action_links($id, $cur_dir_path, $action)
{
global $gradebook;
$id = $my_back_id = intval($id);
if ($action == 'list') {
$my_back_id = 0;
}
$display_output = '';
$origin = isset($_GET['origin']) ? Security::remove_XSS($_GET['origin']) : '';
if (!empty($id)) {
$display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&id='.$my_back_id.'">'.
Display::return_icon('back.png', get_lang('BackToWorksList'),'',ICON_SIZE_MEDIUM).'</a>';
}
if (api_is_allowed_to_edit(null, true) && $origin != 'learnpath') {
// Create dir
if (empty($id)) {
$display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;action=create_dir&origin='.$origin.'&gradebook='.$gradebook.'">';
$display_output .= Display::return_icon('new_work.png', get_lang('CreateAssignment'),'',ICON_SIZE_MEDIUM).'</a>';
}
if (empty($id)) {
// Options
$display_output .= '<a href="'.api_get_self().'?'.api_get_cidreq().'&amp;action=settings&amp;origin='.$origin.'&amp;gradebook='.$gradebook.'">';
$display_output .= Display::return_icon('settings.png', get_lang('EditToolOptions'),'',ICON_SIZE_MEDIUM).'</a>';
}
}
if (api_is_allowed_to_edit(null, true) && $origin != 'learnpath' && api_is_allowed_to_session_edit(false, true)) {
// Delete all files
if (api_get_setting('permanently_remove_deleted_files') == 'true'){
$message = get_lang('ConfirmYourChoiceDeleteAllfiles');
} else {
$message = get_lang('ConfirmYourChoice');
}
}
if ($display_output != '') {
echo '<div class="actions">';
echo $display_output;
echo '</div>';
}
}
/**
* Displays all options for this tool.
* These are
* - make all files visible / invisible
* - set the default visibility of uploaded files
* @param $defaults
*/
function settingsForm($defaults)
{
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
if (!$is_allowed_to_edit) {
return;
}
$url = api_get_path(WEB_CODE_PATH).'work/work.php?'.api_get_cidreq().'&action=settings';
$form = new FormValidator('edit_settings', 'post', $url);
$form->addElement('hidden', 'changeProperties', 1);
$form->addElement('header', get_lang('EditToolOptions'));
$group = array(
$form->createElement('radio', 'show_score', null, get_lang('NewVisible'), 0),
$form->createElement('radio', 'show_score', null, get_lang('NewUnvisible'), 1)
);
$form->addGroup($group, '', get_lang('DefaultUpload'));
$group = array(
$form->createElement('radio', 'student_delete_own_publication', null, get_lang('Yes'), 1),
$form->createElement('radio', 'student_delete_own_publication', null, get_lang('No'), 0)
);
$form->addGroup($group, '', get_lang('StudentAllowedToDeleteOwnPublication'));
$form->addElement('button', 'submit', get_lang('Save'));
$form->setDefaults($defaults);
return $form->return_form();
}
/**
* converts 1-9 to 01-09
*/
function two_digits($number)
{
$number = (int)$number;
return ($number < 10) ? '0'.$number : $number;
}
/**
* Converts 2008-10-06 12:45:00 to -> array('prefix' => array(year'=>2008, 'month'=>10, etc...)
* @param string
* @param string
* @param array
*/
function convert_date_to_array($date, $group)
{
$parts = explode(' ', $date);
$date_parts = explode('-', $parts[0]);
$date_parts_tmp = array();
foreach ($date_parts as $item) {
$date_parts_tmp[] = intval($item);
}
$time_parts = explode(':', $parts[1]);
$time_parts_tmp = array();
foreach ($time_parts as $item) {
$time_parts_tmp[] = intval($item);
}
list($data[$group]['year'], $data[$group]['month'], $data[$group]['day']) = $date_parts_tmp;
list($data[$group]['hour'], $data[$group]['minute']) = $time_parts_tmp;
return $data;
}
/**
* get date from a group of date
*/
function get_date_from_group($group)
{
return
$_POST[$group]['year'].'-'.
two_digits($_POST[$group]['month']).'-'.
two_digits($_POST[$group]['day']).' '.
two_digits($_POST[$group]['hour']).':'.
two_digits($_POST[$group]['minute']).':00';
}
/**
* Create a group of select from a date
* @param FormValidator $form
* @param string $prefix
* @return array
*/
function create_group_date_select($form, $prefix = '')
{
$minute = range(10, 59);
$d_year = date('Y');
array_unshift($minute, '00', '01', '02', '03', '04', '05', '06', '07', '08', '09');
$group_name = array(
$form->createElement('select', $prefix.'day', '', array_combine(range(1, 31), range(1, 31))),
$form->createElement('select', $prefix.'month', '', array_combine(range(1, 12), api_get_months_long())),
$form->createElement('select', $prefix.'year', '', array($d_year => $d_year, $d_year + 1 => $d_year + 1)),
$form->createElement('select', $prefix.'hour', '', array_combine(range(0, 23), range(0, 23))),
$form->createElement('select', $prefix.'minute', '', $minute)
);
return $group_name;
}
/**
* @param string $path
* @param int $courseId
*
* @return array
*/
function get_work_data_by_path($path, $courseId = null)
{
$path = Database::escape_string($path);
if (empty($courseId)) {
$courseId = api_get_course_int_id();
} else {
$courseId = intval($courseId);
}
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$sql = "SELECT * FROM ".$work_table."
WHERE url = '$path' AND c_id = $courseId ";
$result = Database::query($sql);
$return = array();
if (Database::num_rows($result)) {
$return = Database::fetch_array($result, 'ASSOC');
}
return $return;
}
/**
* @param int $id
* @param int $courseId
* @param int $sessionId
* @return array
*/
function get_work_data_by_id($id, $courseId = null, $sessionId = null)
{
$id = intval($id);
if (!empty($courseId)) {
$courseId = intval($courseId);
} else {
$courseId = api_get_course_int_id();
}
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$sessionCondition = null;
if (!empty($sessionId)) {
$sessionCondition = api_get_session_condition($sessionId, true);
}
$sql = "SELECT * FROM $table
WHERE
id = $id AND c_id = $courseId
$sessionCondition";
$result = Database::query($sql);
$work = array();
if (Database::num_rows($result)) {
$work = Database::fetch_array($result, 'ASSOC');
if (empty($work['title'])) {
$work['title'] = basename($work['url']);
}
$work['download_url'] = api_get_path(WEB_CODE_PATH).'work/download.php?id='.$work['id'].'&'.api_get_cidreq();
$work['view_url'] = api_get_path(WEB_CODE_PATH).'work/view.php?id='.$work['id'].'&'.api_get_cidreq();
$work['show_url'] = api_get_path(WEB_CODE_PATH).'work/show_file.php?id='.$work['id'].'&'.api_get_cidreq();
if ($work['contains_file']) {
$fileInfo = pathinfo($work['title']);
if (is_array($fileInfo) &&
!empty($fileInfo['extension']) &&
in_array($fileInfo['extension'], array('jpg', 'png', 'gif'))
) {
$work['show_content'] = '<img src="'.$work['show_url'].'"/>';
}
}
}
return $work;
}
/**
* @param int $user_id
* @param int $work_id
*
* @return int
*/
function get_work_count_by_student($user_id, $work_id)
{
$user_id = intval($user_id);
$work_id = intval($work_id);
$course_id = api_get_course_int_id();
$session_id = api_get_session_id();
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$sql = "SELECT COUNT(*) as count
FROM $table
WHERE
c_id = $course_id AND
parent_id = $work_id AND
user_id = $user_id AND
active IN (0, 1) AND
session_id = $session_id ";
$result = Database::query($sql);
$return = 0;
if (Database::num_rows($result)) {
$return = Database::fetch_row($result,'ASSOC');
$return = intval($return[0]);
}
return $return;
}
/**
* @param int $id
* @param int $courseId
*
* @return array
*/
function get_work_assignment_by_id($id, $courseId = null)
{
if (empty($courseId)) {
$courseId = api_get_course_int_id();
} else {
$courseId = intval($courseId);
}
$id = intval($id);
$table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$sql = "SELECT * FROM $table
WHERE c_id = $courseId AND publication_id = $id";
$result = Database::query($sql);
$return = array();
if (Database::num_rows($result)) {
$return = Database::fetch_array($result, 'ASSOC');
}
return $return;
}
/**
* @param int $id
* @param array $my_folder_data
* @param string $add_in_where_query
*
* @return array
*/
function getWorkList($id, $my_folder_data, $add_in_where_query = null)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$course_id = api_get_course_int_id();
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$group_id = api_get_group_id();
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
$linkInfo = GradebookUtils::is_resource_in_course_gradebook(
api_get_course_id(),
3,
$id,
api_get_session_id()
);
if ($linkInfo) {
$workInGradeBookLinkId = $linkInfo['id'];
if ($workInGradeBookLinkId) {
if ($is_allowed_to_edit) {
if (intval($my_folder_data['qualification']) == 0) {
Display::display_warning_message(
get_lang('MaxWeightNeedToBeProvided')
);
}
}
}
}
$contains_file_query = '';
// Get list from database
if ($is_allowed_to_edit) {
$active_condition = ' active IN (0, 1)';
$sql = "SELECT * FROM $work_table
WHERE
c_id = $course_id
$add_in_where_query
$condition_session AND
$active_condition AND
(parent_id = 0)
$contains_file_query AND
post_group_id = '".$group_id."'
ORDER BY sent_date DESC";
} else {
if (!empty($group_id)) {
// set to select only messages posted by the user's group
$group_query = " WHERE c_id = $course_id AND post_group_id = '".$group_id."' ";
$subdirs_query = "AND parent_id = 0";
} else {
$group_query = " WHERE c_id = $course_id AND post_group_id = '0' ";
$subdirs_query = "AND parent_id = 0";
}
//@todo how we can active or not an assignment?
$active_condition = ' AND active IN (1, 0)';
$sql = "SELECT * FROM $work_table
$group_query
$subdirs_query
$add_in_where_query
$active_condition
$condition_session
ORDER BY title";
}
$work_parents = array();
$sql_result = Database::query($sql);
if (Database::num_rows($sql_result)) {
while ($work = Database::fetch_object($sql_result)) {
if ($work->parent_id == 0) {
$work_parents[] = $work;
}
}
}
return $work_parents;
}
/**
* @param int $userId
* @return array
*/
function getWorkPerUser($userId)
{
$works = getWorkList(null, null, null);
$result = array();
if (!empty($works)) {
foreach ($works as $workData) {
$workId = $workData->id;
$result[$workId]['work'] = $workData;
$result[$workId]['work']->user_results = get_work_user_list(
0,
100,
null,
null,
$workId,
null,
$userId
);
}
}
return $result;
}
/**
* @param int $workId
* @param int $groupId
* @param int $course_id
* @param int $sessionId
* @return mixed
*/
function getUniqueStudentAttemptsTotal($workId, $groupId, $course_id, $sessionId)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$course_id = intval($course_id);
$workId = intval($workId);
$sessionId = intval($sessionId);
$groupId = intval($groupId);
$sql = "SELECT count(DISTINCT u.user_id)
FROM $work_table w
INNER JOIN $user_table u
ON w.user_id = u.user_id
WHERE
w.c_id = $course_id AND
w.session_id = $sessionId AND
w.parent_id = ".$workId." AND
w.post_group_id = ".$groupId." AND
w.active IN (0, 1)
";
$res_document = Database::query($sql);
$rowCount = Database::fetch_row($res_document);
return $rowCount[0];
}
/**
* @param mixed $workId
* @param int $groupId
* @param int $course_id
* @param int $sessionId
* @param int $userId user id to filter
* @param array $onlyUserList only parse this user list
* @return mixed
*/
function getUniqueStudentAttempts(
$workId,
$groupId,
$course_id,
$sessionId,
$userId = null,
$onlyUserList = array()
) {
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$course_id = intval($course_id);
$workCondition = null;
if (is_array($workId)) {
$workId = array_map('intval', $workId);
$workId = implode("','", $workId);
$workCondition = " w.parent_id IN ('".$workId."') AND";
} else {
$workId = intval($workId);
$workCondition = " w.parent_id = ".$workId." AND";
}
$sessionId = intval($sessionId);
$groupId = intval($groupId);
$studentCondition = null;
if (!empty($onlyUserList)) {
$onlyUserList = array_map('intval', $onlyUserList);
$studentCondition = "AND u.user_id IN ('".implode("', '", $onlyUserList)."') ";
} else {
if (empty($userId)) {
return 0;
}
}
$sql = "SELECT count(*) FROM (
SELECT count(*), w.parent_id
FROM $work_table w
INNER JOIN $user_table u
ON w.user_id = u.user_id
WHERE
w.filetype = 'file' AND
w.c_id = $course_id AND
w.session_id = $sessionId AND
$workCondition
w.post_group_id = ".$groupId." AND
w.active IN (0, 1) $studentCondition
";
if (!empty($userId)) {
$userId = intval($userId);
$sql .= " AND u.user_id = ".$userId;
}
$sql .= " GROUP BY u.user_id, w.parent_id) as t";
$result = Database::query($sql);
$row = Database::fetch_row($result);
return $row[0];
}
/**
* Display the list of student publications, taking into account the user status
* @deprecated
* @param $id
* @param $my_folder_data
* @param $work_parents
* @param $origin
* @param array $userList
*/
function display_student_publications_list(
$id,
$my_folder_data,
$work_parents,
$origin,
$userList = array()
) {
global $gradebook;
// Database table names
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$iprop_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
$work_assigment = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$course_info = api_get_course_info();
$course_id = $course_info['real_id'];
$sort_params = array();
if (isset($_GET['column'])) {
$sort_params[] = 'column='.Security::remove_XSS($_GET['column']);
}
if (isset($_GET['page_nr'])) {
$sort_params[] = 'page_nr='.Security::remove_XSS($_GET['page_nr']);
}
if (isset($_GET['per_page'])) {
$sort_params[] = 'per_page='.Security::remove_XSS($_GET['per_page']);
}
if (isset($_GET['direction'])) {
$sort_params[] = 'direction='.Security::remove_XSS($_GET['direction']);
}
$sort_params = implode('&amp;', $sort_params);
$my_params = $sort_params;
$origin = Security::remove_XSS($origin);
$qualification_exists = false;
if (!empty($my_folder_data['qualification']) && intval($my_folder_data['qualification']) > 0) {
$qualification_exists = true;
}
$table_header = array();
$table_has_actions_column = false;
$table_header[] = array(get_lang('Type'), false, 'style="width:40px"');
$table_header[] = array(get_lang('Title'), true);
if (!empty($id)) {
$table_header[] = array(get_lang('FirstName'), true);
$table_header[] = array(get_lang('LastName'), true);
}
$table_header[] = array(get_lang('HandOutDateLimit'), true, 'style="width:200px"');
if ($is_allowed_to_edit) {
$table_header[] = array(get_lang('HandedOut'), false);
$table_header[] = array(get_lang('Actions'), false, 'style="width:90px"', array('class'=>'td_actions'));
$table_has_actions_column = true;
if ($qualification_exists) {
$table_header[] = array(get_lang('Qualification'), true);
}
} else {
// All users
if ($course_info['show_score'] == 0) {
$table_header[] = array(get_lang('Others'), false);
}
}
$table_data = array();
// List of all folders if no id was provided
$group_id = api_get_group_id();
if (is_array($work_parents)) {
foreach ($work_parents as $work_parent) {
$sql_select_directory = "SELECT
title,
url,
prop.insert_date,
prop.lastedit_date,
work.id, author,
has_properties,
view_properties,
description,
qualification,
weight,
allow_text_assignment
FROM ".$iprop_table." prop
INNER JOIN ".$work_table." work
ON (prop.ref=work.id AND prop.c_id = $course_id)
WHERE active IN (0, 1) AND ";
if (!empty($group_id)) {
// set to select only messages posted by the user's group
$sql_select_directory .= " work.post_group_id = '".$group_id."' ";
} else {
$sql_select_directory .= " work.post_group_id = '0' ";
}
$sql_select_directory .= " AND
work.c_id = $course_id AND
work.id = ".$work_parent->id." AND
work.filetype = 'folder' AND
prop.tool='work' $condition_session";
$result = Database::query($sql_select_directory);
$row = Database::fetch_array($result, 'ASSOC');
if (!$row) {
// the folder belongs to another session
continue;
}
// form edit directory
$homework = array();
if (!empty($row['has_properties'])) {
$sql = 'SELECT *
FROM '.$work_assigment.'
WHERE
c_id = '.$course_id.' AND
id = "'.$row['has_properties'].'"
LIMIT 1';
$sql = Database::query($sql);
$homework = Database::fetch_array($sql);
}
// save original value for later
$utc_expiry_time = isset($homework['expires_on']) ? $homework['expires_on'] : null;
$work_data = get_work_data_by_id($work_parent->id);
$workId = $row['id'];
$action = '';
$row = array();
$class = '';
$course_id = api_get_course_int_id();
if (api_is_allowed_to_edit()) {
$cant_files = get_count_work($work_data['id']);
} else {
$isSubscribed = userIsSubscribedToWork(api_get_user_id(), $work_data['id'], $course_id);
if ($isSubscribed == false) {
continue;
}
$cant_files = get_count_work($work_data['id'], api_get_user_id());
}
$text_file = get_lang('FilesUpload');
if ($cant_files == 1) {
$text_file = api_strtolower(get_lang('FileUpload'));
}
$icon = Display::return_icon('work.png', get_lang('Assignment'), array(), ICON_SIZE_SMALL);
$row[] = '<a href="'.api_get_self().'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'">'.$icon.'</a>';
$link_info = GradebookUtils::is_resource_in_course_gradebook(api_get_course_id(), 3, $workId, api_get_session_id());
$link_id = $link_info['id'];
$count = 0;
if ($link_info !== false) {
$gradebook_data = GradebookUtils::get_resource_from_course_gradebook($link_id);
$count = $gradebook_data['weight'];
}
if ($count > 0) {
$add_to_name = Display::label(get_lang('IncludedInEvaluation'), 'info');
} else {
$add_to_name = '';
}
$work_title = !empty($work_data['title']) ? $work_data['title'] : basename($work_data['url']);
// Work name
if ($cant_files > 0 ) {
$zip = '<a href="downloadfolder.inc.php?id='.$work_data['id'].'&'.api_get_cidreq().'">'.
Display::return_icon('save_pack.png', get_lang('Save'), array('style' => 'float:right;'), ICON_SIZE_SMALL).'</a>';
}
$link = 'work_list.php';
if (api_is_allowed_to_edit()) {
$link = 'work_list_all.php';
}
$url = $zip.'<a href="'.api_get_path(WEB_CODE_PATH).'work/'.$link.'?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.Security::remove_XSS($_GET['gradebook']).'&id='.$work_data['id'].'"'.$class.'>'.
$work_title.'</a> '.$add_to_name.'<br />'.$cant_files.' '.$text_file;
$row[] = $url;
if (!empty($homework)) {
// use original utc value saved previously to avoid doubling the utc-to-local conversion ($homework['expires_on'] might have been tainted)
$row[] = !empty($utc_expiry_time) ? api_get_local_time($utc_expiry_time): '-';
} else {
$row[] = '-';
}
if (!$is_allowed_to_edit) {
if ($course_info['show_score'] == 0) {
$url = api_get_path(WEB_CODE_PATH).'work/work_list_others.php?'.api_get_cidreq().'&id='.$work_parent->id;
$row[] = Display::url(Display::return_icon('group.png', get_lang('Others')), $url);
}
}
if ($origin != 'learnpath') {
if ($is_allowed_to_edit) {
$cant_files_per_user = getUniqueStudentAttempts(
$work_data['id'],
$group_id,
$course_id,
api_get_session_id(),
null,
$userList
);
$row[] = $cant_files_per_user.'/'.count($userList);
if (api_resource_is_locked_by_gradebook($workId, LINK_STUDENTPUBLICATION)) {
$action .= Display::return_icon('edit_na.png', get_lang('Edit'), array(), ICON_SIZE_SMALL);
$action .= Display::return_icon('delete_na.png', get_lang('Delete'), array(), ICON_SIZE_SMALL);
} else {
$action .= '<a href="'.api_get_path(WEB_CODE_PATH).'work/edit_work.php?cidReq='.api_get_course_id().'&origin='.$origin.'&gradebook='.$gradebook.'&id='.$workId.'">'.
Display::return_icon('edit.png', get_lang('Modify'), array(), ICON_SIZE_SMALL).'</a>';
$action .= ' <a href="'.api_get_path(WEB_CODE_PATH).'work/work.php?'.api_get_cidreq().'&origin='.$origin.'&gradebook='.$gradebook.'&delete_dir='.$workId.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES))."'".')) return false;" title="'.get_lang('DirDelete').'" >'.
Display::return_icon('delete.png',get_lang('DirDelete'),'',ICON_SIZE_SMALL).'</a>';
}
$row[] = $action;
} else {
$row[] = '';
}
}
$row[] = $work_data['title'];
$table_data[] = $row;
}
}
$sorting_options = array();
$sorting_options['column'] = 1;
// Here we change the way how the columns are going to be sorted
// in this case the the column of LastResent ( 4th element in $column_header) we will be order like the column RealDate
// because in the column RealDate we have the days in a correct format "2008-03-12 10:35:48"
$column_order = array();
$i=0;
foreach ($table_header as $item) {
$column_order[$i] = $i;
$i++;
}
if (empty($my_folder_data)) {
$column_order[1] = 5;
} else {
$column_order[2] = 2;
}
// An array with the setting of the columns -> 1: columns that we will show, 0:columns that will be hide
$column_show = array();
$column_show[] = 1; // type 0
$column_show[] = 1; // title 1
if (!empty($my_folder_data)) {
$column_show[] = 1; // 2
$column_show[] = 1; // 3
if ($qualification_exists) {
$column_show[] = 1; // 4
}
}
$column_show[] = 1; //date
if ($table_has_actions_column) {
$column_show[] = 1; // modify
}
$column_show[] = 1; //real date in correct format
$column_show[] = 0; //real date in correct format
$paging_options = array();
if (isset($_GET['curdirpath'])) {
$my_params = array ('curdirpath' => Security::remove_XSS($_GET['curdirpath']));
}
$my_params = array ('id' => isset($_GET['id']) ? $_GET['id'] : null);
if (isset($_GET['edit_dir'])) {
$my_params = array ('edit_dir' => intval($_GET['edit_dir']));
}
$my_params['origin'] = $origin;
Display::display_sortable_config_table(
'work',
$table_header,
$table_data,
$sorting_options,
$paging_options,
$my_params,
$column_show,
$column_order
);
}
/**
* Shows the work list (student view)
* @return string
*/
function showStudentWorkGrid()
{
$courseInfo = api_get_course_info();
$url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_work_student&'.api_get_cidreq();
$columns = array(
get_lang('Type'),
get_lang('Title'),
get_lang('HandOutDateLimit'),
get_lang('Feedback'),
get_lang('LastUpload')
);
$columnModel = array(
array('name'=>'type', 'index'=>'type', 'width'=>'30', 'align'=>'left', 'sortable' => 'false'),
array('name'=>'title', 'index'=>'title', 'width'=>'250', 'align'=>'left'),
array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'80', 'align'=>'left', 'sortable'=>'false'),
array('name'=>'feedback', 'index'=>'feedback', 'width'=>'80', 'align'=>'left'),
array('name'=>'last_upload', 'index'=>'feedback', 'width'=>'125', 'align'=>'left'),
);
if ($courseInfo['show_score'] == 0) {
$columnModel[] = array(
'name' => 'others',
'index' => 'others',
'width' => '80',
'align' => 'left',
'sortable' => 'false'
);
$columns[] = get_lang('Others');
}
$params = array(
'autowidth' => 'true',
'height' => 'auto'
);
$html = '<script>
$(function() {
'.Display::grid_js('workList', $url, $columns, $columnModel, $params, array(), null, true).'
});
</script>';
$html .= Display::grid_html('workList');
return $html;
}
/**
* Shows the work list (teacher view)
* @return string
*/
function showTeacherWorkGrid()
{
$columnModel = array(
array('name'=>'type', 'index'=>'type', 'width'=>'35', 'align'=>'left', 'sortable' => 'false'),
array('name'=>'title', 'index'=>'title', 'width'=>'300', 'align'=>'left', 'wrap_cell' => "true"),
array('name'=>'sent_date', 'index'=>'sent_date', 'width'=>'125', 'align'=>'left'),
array('name'=>'expires_on', 'index'=>'expires_on', 'width'=>'125', 'align'=>'left'),
array('name'=>'amount', 'index'=>'end_on', 'width'=>'110', 'align'=>'left'),
array('name'=>'actions', 'index'=>'actions', 'width'=>'110', 'align'=>'left', 'sortable'=>'false')
);
$token = null;
$url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_work_teacher&'.api_get_cidreq();
$deleteUrl = api_get_path(WEB_AJAX_PATH).'work.ajax.php?a=delete_work&'.api_get_cidreq();
$columns = array(
get_lang('Type'),
get_lang('Title'),
get_lang('SentDate'),
get_lang('HandOutDateLimit'),
get_lang('AmountSubmitted'),
get_lang('Actions')
);
$params = array(
'multiselect' => true,
'autowidth' => 'true',
'height' => 'auto'
);
$html = '<script>
$(function() {
'.Display::grid_js('workList', $url, $columns, $columnModel, $params, array(), null, true).'
$("#workList").jqGrid(
"navGrid",
"#workList_pager",
{ edit: false, add: false, del: true },
{ height:280, reloadAfterSubmit:false }, // edit options
{ height:280, reloadAfterSubmit:false }, // add options
{ reloadAfterSubmit:false, url: "'.$deleteUrl.'" }, // del options
{ width:500 } // search options
);
});
</script>';
$html .= Display::grid_html('workList');
return $html;
}
/**
* Builds the form thats enables the user to
* select a directory to browse/upload in
* This function has been copied from the document/document.inc.php library
*
* @param array $folders
* @param string $curdirpath
* @param string $group_dir
* @return string html form
*/
// TODO: This function is a candidate for removal, it is not used anywhere.
function build_work_directory_selector($folders, $curdirpath, $group_dir = '')
{
$form = '<form name="selector" action="'.api_get_self().'?'.api_get_cidreq().'" method="POST">';
$form .= get_lang('CurrentDirectory').' <select name="curdirpath" onchange="javascript: document.selector.submit();">';
//group documents cannot be uploaded in the root
if ($group_dir == '') {
$form .= '<option value="/">/ ('.get_lang('Root').')</option>';
if (is_array($folders)) {
foreach ($folders as $folder) {
$selected = ($curdirpath == $folder) ? ' selected="selected"' : '';
$form .= '<option'.$selected.' value="'.$folder.'">'.$folder.'</option>'."\n";
}
}
} else {
foreach ($folders as $folder) {
$selected = ($curdirpath == $folder) ? ' selected="selected"' : '';
$display_folder = substr($folder, strlen($group_dir));
$display_folder = ($display_folder == '') ? '/ ('.get_lang('Root').')' : $display_folder;
$form .= '<option'.$selected.' value="'.$folder.'">'.$display_folder.'</option>'."\n";
}
}
$form .= '</select>';
$form .= '<noscript><input type="submit" name="change_path" value="'.get_lang('Ok').'" /></noscript>';
$form .= '</form>';
return $form;
}
/**
* Builds the form thats enables the user to
* move a document from one directory to another
* This function has been copied from the document/document.inc.php library
*
* @param array $folders
* @param string $curdirpath
* @param string $move_file
* @param string $group_dir
* @return string html form
*/
function build_work_move_to_selector($folders, $curdirpath, $move_file, $group_dir = '')
{
$course_id = api_get_course_int_id();
$move_file = intval($move_file);
$tbl_work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$sql = "SELECT title, url FROM $tbl_work WHERE c_id = $course_id AND id ='".$move_file."'";
$result = Database::query($sql);
$row = Database::fetch_array($result, 'ASSOC');
$title = empty($row['title']) ? basename($row['url']) : $row['title'];
global $gradebook;
//@todo use formvalidator please!
$form = '<form class="form-horizontal" name="move_to_form" action="'.api_get_self().'?'.api_get_cidreq().'&gradebook='.$gradebook.'&curdirpath='.Security::remove_XSS($curdirpath).'" method="POST">';
$form .= '<legend>'.get_lang('MoveFile').' - '.Security::remove_XSS($title).'</legend>';
$form .= '<input type="hidden" name="item_id" value="'.$move_file.'" />';
$form .= '<input type="hidden" name="action" value="move_to" />';
$form .= '<div class="control-group">
<label>
<span class="form_required">*</span>'.get_lang('Select').'
</label>
<div class="controls">';
$form .= ' <select name="move_to_id">';
//group documents cannot be uploaded in the root
if ($group_dir == '') {
if ($curdirpath != '/') {
//$form .= '<option value="0">/ ('.get_lang('Root').')</option>';
}
if (is_array($folders)) {
foreach ($folders as $fid => $folder) {
//you cannot move a file to:
//1. current directory
//2. inside the folder you want to move
//3. inside a subfolder of the folder you want to move
if (($curdirpath != $folder) && ($folder != $move_file) && (substr($folder, 0, strlen($move_file) + 1) != $move_file.'/')) {
$form .= '<option value="'.$fid.'">'.$folder.'</option>';
}
}
}
} else {
if ($curdirpath != '/') {
$form .= '<option value="0">/ ('.get_lang('Root').')</option>';
}
foreach ($folders as $fid => $folder) {
if (($curdirpath != $folder) && ($folder != $move_file) && (substr($folder, 0, strlen($move_file) + 1) != $move_file.'/')) {
//cannot copy dir into his own subdir
$display_folder = substr($folder, strlen($group_dir));
$display_folder = ($display_folder == '') ? '/ ('.get_lang('Root').')' : $display_folder;
$form .= '<option value="'.$fid.'">'.$display_folder.'</option>'."\n";
}
}
}
$form .= '</select>';
$form .= ' </div>
</div>';
$form .= '<div class="control-group">
<div class="controls">
<button type="submit" class="save" name="move_file_submit">'.get_lang('MoveFile').'</button>
</div>
</div>';
$form .= '</form>';
$form .= '<div style="clear: both; margin-bottom: 10px;"></div>';
return $form;
}
/**
* Checks if the first given directory exists as a subdir of the second given directory
* This function should now be deprecated by Security::check_abs_path()
* @param string Subdir
* @param string Base dir
* @return integer -1 on error, 0 if not subdir, 1 if subdir
*/
// TODO: This function is a candidate for removal, it is not used anywhere.
function is_subdir_of($subdir, $basedir)
{
if (empty($subdir) or empty($basedir)) {
return -1;
}
if (substr($basedir, -1, 1) != '/') {
$basedir = $basedir.'/';
}
if (substr($subdir, 0, 1) == '/') {
$subdir = substr($subdir, 1);
}
return is_dir($basedir.$subdir) ? 1 : 0;
}
/**
* creates a new directory trying to find a directory name
* that doesn't already exist
* (we could use unique_name() here...)
*
* @author Hugues Peeters <hugues.peeters@claroline.net>
* @author Bert Vanderkimpen
* @author Yannick Warnier <ywarnier@beeznest.org> Adaptation for work tool
* @param string $base_work_dir Base work dir (.../work)
* @param string $desiredDirName complete path of the desired name
*
* @return string actual directory name if it succeeds, boolean false otherwise
*/
function create_unexisting_work_directory($base_work_dir, $desired_dir_name)
{
$nb = '';
$base_work_dir = (substr($base_work_dir, -1, 1) == '/' ? $base_work_dir : $base_work_dir.'/');
while (file_exists($base_work_dir.$desired_dir_name.$nb)) {
$nb += 1;
}
if (@mkdir($base_work_dir.$desired_dir_name.$nb, api_get_permissions_for_new_directories())) {
return $desired_dir_name.$nb;
} else {
return false;
}
}
/**
* Delete a work-tool directory
* @param int $id work id to delete
* @return integer -1 on error
*/
function deleteDirWork($id)
{
$locked = api_resource_is_locked_by_gradebook($id, LINK_STUDENTPUBLICATION);
if ($locked == true) {
Display::display_warning_message(get_lang('ResourceLockedByGradebook'));
return false;
}
$_course = api_get_course_info();
$id = intval($id);
$work_data = get_work_data_by_id($id);
if (empty($work_data)) {
return false;
}
$base_work_dir = api_get_path(SYS_COURSE_PATH) .$_course['path'].'/work';
$work_data_url = $base_work_dir.$work_data['url'];
$check = Security::check_abs_path($work_data_url.'/', $base_work_dir.'/');
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$TSTDPUBASG = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$t_agenda = Database::get_course_table(TABLE_AGENDA);
$course_id = api_get_course_int_id();
if (!empty($work_data['url'])) {
if ($check) {
// Deleting all contents inside the folder
$sql = "UPDATE $table SET active = 2
WHERE c_id = $course_id AND filetype = 'folder' AND id = $id";
Database::query($sql);
$sql = "UPDATE $table SET active = 2
WHERE c_id = $course_id AND parent_id = $id";
Database::query($sql);
$new_dir = $work_data_url.'_DELETED_'.$id;
if (api_get_setting('permanently_remove_deleted_files') == 'true') {
my_delete($work_data_url);
} else {
if (file_exists($work_data_url)) {
rename($work_data_url, $new_dir);
}
}
// Gets calendar_id from student_publication_assigment
$sql = "SELECT add_to_calendar FROM $TSTDPUBASG
WHERE c_id = $course_id AND publication_id = $id";
$res = Database::query($sql);
$calendar_id = Database::fetch_row($res);
// delete from agenda if it exists
if (!empty($calendar_id[0])) {
$sql = "DELETE FROM $t_agenda
WHERE c_id = $course_id AND id = '".$calendar_id[0]."'";
Database::query($sql);
}
$sql = "DELETE FROM $TSTDPUBASG
WHERE c_id = $course_id AND publication_id = $id";
Database::query($sql);
$link_info = GradebookUtils::is_resource_in_course_gradebook(
api_get_course_id(),
3,
$id,
api_get_session_id()
);
$link_id = $link_info['id'];
if ($link_info !== false) {
GradebookUtils::remove_resource_from_course_gradebook($link_id);
}
return true;
}
}
}
/**
* Get the path of a document in the student_publication table (path relative to the course directory)
* @param integer $id
* @return string Path (or -1 on error)
*/
function get_work_path($id)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$course_id = api_get_course_int_id();
$sql = 'SELECT url FROM '.$table.'
WHERE c_id = '.$course_id.' AND id='.intval($id);
$res = Database::query($sql);
if (Database::num_rows($res)) {
$row = Database::fetch_array($res);
return $row['url'];
}
return -1;
}
/**
* Update the url of a work in the student_publication table
* @param integer $id of the work to update
* @param string $new_path Destination directory where the work has been moved (must end with a '/')
* @param int $parent_id
* @return -1 on error, sql query result on success
*/
function updateWorkUrl($id, $new_path, $parent_id)
{
if (empty($id)) return -1;
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$course_id = api_get_course_int_id();
$id = intval($id);
$parent_id = intval($parent_id);
$sql = "SELECT * FROM $table WHERE c_id = $course_id AND id = $id";
$res = Database::query($sql);
if (Database::num_rows($res) != 1) {
return -1;
} else {
$row = Database::fetch_array($res);
$filename = basename($row['url']);
$new_url = $new_path.$filename;
$new_url = Database::escape_string($new_url);
$sql2 = "UPDATE $table SET
url = '$new_url',
parent_id = '$parent_id'
WHERE c_id = $course_id AND id = $id";
$res2 = Database::query($sql2);
return $res2;
}
}
/**
* Update the url of a dir in the student_publication table
* @param array $work_data work original data
* @param string $newPath Example: "folder1"
* @return bool
*/
function updateDirName($work_data, $newPath)
{
$course_id = $work_data['c_id'];
$sessionId = intval($work_data['session_id']);
$work_id = intval($work_data['id']);
$oldPath = $work_data['url'];
$originalNewPath = Database::escape_string($newPath);
$newPath = Database::escape_string($newPath);
$newPath = api_replace_dangerous_char($newPath);
$newPath = disable_dangerous_file($newPath);
if ($oldPath == '/'.$newPath) {
return true;
}
if (!empty($newPath)) {
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$sql = "UPDATE $table SET
title = '".$originalNewPath."'
WHERE
c_id = $course_id AND
id = $work_id AND
session_id = $sessionId
";
Database::query($sql);
}
}
/**
* Return an array with all the folder's ids that are in the given path
* @param string Path of the directory
* @return array The list of ids of all the directories in the path
* @author Julio Montoya Dokeos
* @version April 2008
*/
function get_parent_directories($id)
{
$course_id = api_get_course_int_id();
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$id = intval($id);
$sql = "SELECT id FROM $work_table WHERE c_id = $course_id AND parent_id = $id";
$result = Database::query($sql);
$list_id = array();
if (Database::num_rows($result)) {
while ($row = Database::fetch_array($result)) {
$list_id[] = $row['id'];
}
}
return $list_id;
}
/**
* Transform an all directory structure (only directories) in an array
* @param string path of the directory
* @return array the directory structure into an array
* @author Julio Montoya Dokeos
* @version April 2008
*/
function directory_to_array($directory)
{
$array_items = array();
if ($handle = @opendir($directory)) {
while (false !== ($file = readdir($handle))) {
if ($file != '.' && $file != '..') {
if (is_dir($directory. '/' . $file)) {
$array_items = array_merge($array_items, directory_to_array($directory. '/' . $file));
$file = $directory . '/' . $file;
$array_items[] = preg_replace("/\/\//si", '/', $file);
}
}
}
closedir($handle);
}
return $array_items;
}
/**
* Insert into the DB of the course all the directories
* @param string path of the /work directory of the course
* @return -1 on error, sql query result on success
* @author Julio Montoya
* @version April 2008
* @param string $base_work_dir
*/
function insert_all_directory_in_course_table($base_work_dir)
{
$dir_to_array = directory_to_array($base_work_dir, true);
$only_dir = array();
for ($i = 0; $i < count($dir_to_array); $i++) {
$only_dir[] = substr($dir_to_array[$i], strlen($base_work_dir), strlen($dir_to_array[$i]));
}
$course_id = api_get_course_int_id();
$group_id = api_get_group_id();
for($i = 0; $i < count($only_dir); $i++) {
global $work_table;
$url = Database::escape_string($only_dir[$i]);
$sql = "INSERT INTO " . $work_table . " SET
c_id = '$course_id',
url = '".$url."',
title = '',
description = '',
author = '',
active = '1',
accepted = '1',
filetype = 'folder',
post_group_id = '".$group_id."'";
Database::query($sql);
}
}
/**
* This function displays the number of files contained in a directory
*
* @param string the path of the directory
* @param boolean true if we want the total quantity of files
* include in others child directories, false only files in the directory
* @return array the first element is an integer with the number of files
* in the folder, the second element is the number of directories
* @author Julio Montoya
* @version April 2008
*/
function count_dir($path_dir, $recurse)
{
$count = 0;
$count_dir = 0;
$d = dir($path_dir);
while ($entry = $d->Read()) {
if (!(($entry == '..') || ($entry == '.'))) {
if (is_dir($path_dir.'/'.$entry)) {
$count_dir++;
if ($recurse) {
$count += count_dir($path_dir . '/' . $entry, $recurse);
}
} else {
$count++;
}
}
}
$return_array = array();
$return_array[] = $count;
$return_array[] = $count_dir;
return $return_array;
}
/**
* returns all the javascript that is required for easily
* validation when you create a work
* this goes into the $htmlHeadXtra[] array
*/
function to_javascript_work()
{
$origin = isset($_REQUEST['origin']) && !empty($_REQUEST['origin']) ? api_get_tools_lists($_REQUEST['origin']) : '';
$js = '<script>
function updateDocumentTitle(value) {
var temp = value.indexOf("/");
//linux path
if(temp!=-1){
var temp=value.split("/");
} else {
var temp=value.split("\\\");
}
document.getElementById("file_upload").value=temp[temp.length-1];
$("#contains_file_id").attr("value", 1);
}
function checkDate(month, day, year) {
var monthLength =
new Array(31,28,31,30,31,30,31,31,30,31,30,31);
if (!day || !month || !year)
return false;
// check for bisestile year
if (year/4 == parseInt(year/4))
monthLength[1] = 29;
if (month < 1 || month > 12)
return false;
if (day > monthLength[month-1])
return false;
return true;
}
function mktime() {
var no, ma = 0, mb = 0, i = 0, d = new Date(), argv = arguments, argc = argv.length;
d.setHours(0,0,0); d.setDate(1); d.setMonth(1); d.setYear(1972);
var dateManip = {
0: function(tt){ return d.setHours(tt); },
1: function(tt){ return d.setMinutes(tt); },
2: function(tt){ set = d.setSeconds(tt); mb = d.getDate() - 1; return set; },
3: function(tt){ set = d.setMonth(parseInt(tt)-1); ma = d.getFullYear() - 1972; return set; },
4: function(tt){ return d.setDate(tt+mb); },
5: function(tt){ return d.setYear(tt+ma); }
};
for( i = 0; i < argc; i++ ){
no = parseInt(argv[i]*1);
if (isNaN(no)) {
return false;
} else {
// arg is number, lets manipulate date object
if(!dateManip[i](no)){
// failed
return false;
}
}
}
return Math.floor(d.getTime()/1000);
}
function setFocus() {
$("#work_title").focus();
}
$(document).ready(function() {
setFocus();
var checked = $("#expiry_date").attr("checked");
if (checked) {
$("#option2").show();
$("#option3").show();
$("#end_date").attr("checked", true);
} else {
$("#option2").hide();
$("#option3").hide();
$("#end_date").attr("checked", false);
}
$("#expiry_date").click(function() {
$("#option2").toggle();
});
$("#end_date").click(function() {
$("#option3").toggle();
});
});
</script>';
return $js;
}
/**
* Gets the id of a student publication with a given path
* @param string $path
* @return true if is found / false if not found
*/
// TODO: The name of this function does not fit with the kind of information it returns. Maybe check_work_id() or is_work_id()?
function get_work_id($path)
{
$TBL_STUDENT_PUBLICATION = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$TBL_PROP_TABLE = Database::get_course_table(TABLE_ITEM_PROPERTY);
$course_id = api_get_course_int_id();
$path = Database::escape_string($path);
if (api_is_allowed_to_edit()) {
$sql = "SELECT work.id
FROM $TBL_STUDENT_PUBLICATION AS work, $TBL_PROP_TABLE AS props
WHERE
props.c_id = $course_id AND
work.c_id = $course_id AND
props.tool='work' AND
work.id=props.ref AND
work.url LIKE 'work/".$path."%' AND
work.filetype='file' AND
props.visibility<>'2'";
} else {
$sql = "SELECT work.id
FROM $TBL_STUDENT_PUBLICATION AS work, $TBL_PROP_TABLE AS props
WHERE
props.c_id = $course_id AND
work.c_id = $course_id AND
props.tool='work' AND
work.id=props.ref AND
work.url LIKE 'work/".$path."%' AND
work.filetype='file' AND
props.visibility<>'2' AND
props.lastedit_user_id = '".api_get_user_id()."'";
}
$result = Database::query($sql);
$num_rows = Database::num_rows($result);
if ($result && $num_rows > 0) {
return true;
} else {
return false;
}
}
/**
* @param int $work_id
* @param int $onlyMeUserId show only my works
* @param int $notMeUserId show works from everyone except me
* @return int
*/
function get_count_work($work_id, $onlyMeUserId = null, $notMeUserId = null)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$iprop_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id, true, false, 'work.session_id');
$group_id = api_get_group_id();
$course_info = api_get_course_info();
$course_id = $course_info['real_id'];
$work_id = intval($work_id);
if (!empty($group_id)) {
// set to select only messages posted by the user's group
$extra_conditions = " work.post_group_id = '".intval($group_id)."' ";
} else {
$extra_conditions = " work.post_group_id = '0' ";
}
if ($is_allowed_to_edit) {
$extra_conditions .= ' AND work.active IN (0, 1) ';
} else {
$extra_conditions .= ' AND work.active IN (0, 1) AND accepted = 1';
if (isset($course_info['show_score']) && $course_info['show_score'] == 1) {
$extra_conditions .= " AND work.user_id = ".api_get_user_id()." ";
} else {
$extra_conditions .= '';
}
}
$extra_conditions .= " AND parent_id = ".$work_id." ";
$where_condition = null;
if (!empty($notMeUserId)) {
$where_condition .= " AND u.user_id <> ".intval($notMeUserId);
}
if (!empty($onlyMeUserId)) {
$where_condition .= " AND u.user_id = ".intval($onlyMeUserId);
}
$sql = "SELECT count(*) as count
FROM $iprop_table prop
INNER JOIN $work_table work
ON (
prop.ref = work.id AND
prop.c_id = $course_id AND
prop.tool='work' AND
prop.visibility <> 2 AND
work.c_id = $course_id
)
INNER JOIN $user_table u ON (work.user_id = u.user_id)
WHERE $extra_conditions $where_condition $condition_session";
$result = Database::query($sql);
$users_with_work = 0;
if (Database::num_rows($result)) {
$result = Database::fetch_array($result);
$users_with_work = $result['count'];
}
return $users_with_work;
}
/**
* @param int $start
* @param int $limit
* @param string $column
* @param string $direction
* @param string $where_condition
* @param bool $getCount
* @return array
*/
function getWorkListStudent(
$start,
$limit,
$column,
$direction,
$where_condition,
$getCount = false
) {
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$workTableAssignment = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$courseInfo = api_get_course_info();
$course_id = $courseInfo['real_id'];
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$group_id = api_get_group_id();
$userId = api_get_user_id();
$isDrhOfCourse = CourseManager::isUserSubscribedInCourseAsDrh(
api_get_user_id(),
$courseInfo
);
if (!in_array($direction, array('asc','desc'))) {
$direction = 'desc';
}
$column = !empty($column) ? Database::escape_string($column) : 'sent_date';
$start = intval($start);
$limit = intval($limit);
// Get list from database
if (!empty($group_id)) {
$group_query = " WHERE w.c_id = $course_id AND post_group_id = '".$group_id."' ";
$subdirs_query = "AND parent_id = 0";
} else {
$group_query = " WHERE w.c_id = $course_id AND post_group_id = '0' ";
$subdirs_query = "AND parent_id = 0";
}
$active_condition = ' AND active IN (1, 0)';
if ($getCount) {
$select = "SELECT count(w.id) as count ";
} else {
$select = "SELECT w.*, a.expires_on, expires_on, ends_on, enable_qualification ";
}
$sql = "$select
FROM $workTable w
LEFT JOIN $workTableAssignment a
ON (a.publication_id = w.id AND a.c_id = w.c_id)
$group_query
$subdirs_query
$active_condition
$condition_session
$where_condition
";
$sql .= " ORDER BY $column $direction ";
if (!empty($start) && !empty($limit)) {
$sql .= " LIMIT $start, $limit";
}
$result = Database::query($sql);
if ($getCount) {
$row = Database::fetch_array($result);
return $row['count'];
}
$works = array();
$url = api_get_path(WEB_CODE_PATH).'work/work_list.php?'.api_get_cidreq();
if ($isDrhOfCourse) {
$url = api_get_path(WEB_CODE_PATH).'work/work_list_all.php?'.api_get_cidreq();
}
$urlOthers = api_get_path(WEB_CODE_PATH).'work/work_list_others.php?'.api_get_cidreq().'&id=';
while ($work = Database::fetch_array($result, 'ASSOC')) {
$isSubscribed = userIsSubscribedToWork($userId, $work['id'], $course_id);
if ($isSubscribed == false) {
continue;
}
$work['type'] = Display::return_icon('work.png');
$work['expires_on'] = empty($work['expires_on']) ? null : api_get_local_time($work['expires_on']);
if (empty($work['title'])) {
$work['title'] = basename($work['url']);
}
$whereCondition = " AND u.user_id = ".intval($userId);
$workList = get_work_user_list(
0,
1000,
null,
null,
$work['id'],
$whereCondition
);
$count = getTotalWorkComment($workList, $courseInfo);
if (!is_null($count) && !empty($count)) {
$work['feedback'] = ' '.Display::label($count.' '.get_lang('Feedback'), 'info');
}
/*$score = getTotalWorkScore($workList);
if (!is_null($score) && !empty($score)) {
$work['title'] .= ' '.Display::return_icon('rate_work.png', get_lang('Score'));
}*/
$lastWork = getLastWorkStudentFromParentByUser($userId, $work['id'], $courseInfo);
if (!empty($lastWork)) {
$work['last_upload'] = Display::label($lastWork['qualification'], 'warning').' - ';
$work['last_upload'] .= api_get_local_time($lastWork['sent_date']);
}
$work['title'] = Display::url($work['title'], $url.'&id='.$work['id']);
$work['others'] = Display::url(
Display::return_icon('group.png', get_lang('Others')),
$urlOthers.$work['id']
);
$works[] = $work;
}
return $works;
}
/**
* @param int $start
* @param int $limit
* @param string $column
* @param string $direction
* @param string $where_condition
* @param bool $getCount
* @return array
*/
function getWorkListTeacher(
$start,
$limit,
$column,
$direction,
$where_condition,
$getCount = false
) {
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$workTableAssignment = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$course_id = api_get_course_int_id();
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$group_id = api_get_group_id();
$is_allowed_to_edit = api_is_allowed_to_edit() || api_is_coach();
if (!in_array($direction, array('asc', 'desc'))) {
$direction = 'desc';
}
$column = !empty($column) ? Database::escape_string($column) : 'sent_date';
$start = intval($start);
$limit = intval($limit);
$works = array();
// Get list from database
if ($is_allowed_to_edit) {
$active_condition = ' active IN (0, 1)';
if ($getCount) {
$select = " SELECT count(w.id) as count";
} else {
$select = " SELECT w.*, a.expires_on, expires_on, ends_on, enable_qualification ";
}
$sql = " $select
FROM $workTable w
LEFT JOIN $workTableAssignment a ON (a.publication_id = w.id AND a.c_id = w.c_id)
WHERE
w.c_id = $course_id
$condition_session AND
$active_condition AND
(parent_id = 0) AND
post_group_id = '".$group_id."'
$where_condition
ORDER BY $column $direction
LIMIT $start, $limit";
$result = Database::query($sql);
if ($getCount) {
$row = Database::fetch_array($result);
return $row['count'];
}
$url = api_get_path(WEB_CODE_PATH).'work/work_list_all.php?'.api_get_cidreq();
while ($work = Database::fetch_array($result, 'ASSOC')) {
$workId = $work['id'];
$work['type'] = Display::return_icon('work.png');
$work['expires_on'] = empty($work['expires_on']) ? null : api_get_local_time($work['expires_on']);
$totalUsers = getStudentSubscribedToWork(
$workId,
$course_id,
$group_id,
$session_id,
true
);
$countUniqueAttempts = getUniqueStudentAttemptsTotal(
$workId,
$group_id,
$course_id,
$session_id
);
$work['amount'] = Display::label(
$countUniqueAttempts . '/' .
$totalUsers,
'success'
);
if (empty($work['title'])) {
$work['title'] = basename($work['url']);
}
$work['title'] = Display::url($work['title'], $url.'&id='.$workId);
$work['title'] .= ' '.Display::label(get_count_work($work['id']), 'success');
$work['sent_date'] = api_get_local_time($work['sent_date']);
$editLink = Display::url(
Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL),
api_get_path(WEB_CODE_PATH).'work/edit_work.php?id='.$workId.'&'.api_get_cidreq()
);
if ($countUniqueAttempts > 0) {
$downloadLink = Display::url(
Display::return_icon(
'save_pack.png',
get_lang('Save'),
array(),
ICON_SIZE_SMALL
),
api_get_path(WEB_CODE_PATH) . 'work/downloadfolder.inc.php?id=' . $workId . '&' . api_get_cidreq()
);
} else {
$downloadLink = Display::url(
Display::return_icon(
'save_pack_na.png',
get_lang('Save'),
array(),
ICON_SIZE_SMALL
),
'#'
);
}
$deleteUrl = api_get_path(WEB_CODE_PATH).'work/work.php?id='.$workId.'&action=delete_dir&'.api_get_cidreq();
$deleteLink = '<a href="#" onclick="showConfirmationPopup(this, \'' . $deleteUrl . '\' ) " >' .
Display::return_icon(
'delete.png',
get_lang('Delete'),
array(),
ICON_SIZE_SMALL
) . '</a>';
if (!api_is_allowed_to_edit()) {
$deleteLink = null;
$editLink = null;
}
$work['actions'] = $downloadLink.$editLink.$deleteLink;
$works[] = $work;
}
}
return $works;
}
/**
* @param int $start
* @param int $limit
* @param string $column
* @param string $direction
* @param int $workId
* @param int $studentId
* @param string $whereCondition
* @param bool $getCount
* @return array
*/
function get_work_user_list_from_documents(
$start,
$limit,
$column,
$direction,
$workId,
$studentId = null,
$whereCondition,
$getCount = false
) {
if ($getCount) {
$select1 = " SELECT count(u.user_id) as count ";
$select2 = " SELECT count(u.user_id) as count ";
} else {
$select1 = " SELECT DISTINCT u.firstname, u.lastname, u.user_id, w.title, w.parent_id, w.document_id document_id, w.id, qualification, qualificator_id";
$select2 = " SELECT DISTINCT u.firstname, u.lastname, u.user_id, d.title, w.parent_id, d.id document_id, 0, 0, 0";
}
$documentTable = Database::get_course_table(TABLE_DOCUMENT);
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$workRelDocument = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$userTable = Database::get_main_table(TABLE_MAIN_USER);
$courseId = api_get_course_int_id();
$sessionId = api_get_session_id();
if (empty($studentId)) {
$studentId = api_get_user_id();
}
$studentId = intval($studentId);
$workId = intval($workId);
$userCondition = " AND u.user_id = $studentId ";
$sessionCondition = " AND w.session_id = $sessionId ";
$workCondition = " AND w_rel.work_id = $workId";
$workParentCondition = " AND w.parent_id = $workId";
$sql = "(
$select1 FROM $userTable u
INNER JOIN $workTable w ON (u.user_id = w.user_id AND w.active IN (0, 1) AND w.filetype = 'file')
WHERE
w.c_id = $courseId
$userCondition
$sessionCondition
$whereCondition
$workParentCondition
) UNION (
$select2 FROM $workTable w
INNER JOIN $workRelDocument w_rel ON (w_rel.work_id = w.id AND w.active IN (0, 1) AND w_rel.c_id = w.c_id)
INNER JOIN $documentTable d ON (w_rel.document_id = d.id AND d.c_id = w.c_id)
INNER JOIN $userTable u ON (u.user_id = $studentId)
WHERE
w.c_id = $courseId
$workCondition
$sessionCondition AND
d.id NOT IN (
SELECT w.document_id id
FROM $workTable w
WHERE
user_id = $studentId AND
c_id = $courseId AND
filetype = 'file' AND
active IN (0, 1)
$sessionCondition
$workParentCondition
)
)";
$start = intval($start);
$limit = intval($limit);
$direction = in_array(strtolower($direction), array('desc', 'asc')) ? $direction : 'desc';
$column = Database::escape_string($column);
if ($getCount) {
$result = Database::query($sql);
$result = Database::fetch_array($result);
return $result['count'];
}
$sql .= " ORDER BY $column $direction";
$sql .= " LIMIT $start, $limit";
$result = Database::query($sql);
$currentUserId = api_get_user_id();
$work_data = get_work_data_by_id($workId);
$qualificationExists = false;
if (!empty($work_data['qualification']) && intval($work_data['qualification']) > 0) {
$qualificationExists = true;
}
$urlAdd = api_get_path(WEB_CODE_PATH).'work/upload_from_template.php?'.api_get_cidreq();
$urlEdit = api_get_path(WEB_CODE_PATH).'work/edit.php?'.api_get_cidreq();
$urlDelete = api_get_path(WEB_CODE_PATH).'work/work_list.php?action=delete&'.api_get_cidreq();
$urlView = api_get_path(WEB_CODE_PATH).'work/view.php?'.api_get_cidreq();
$editIcon = Display::return_icon('edit.png', get_lang('Edit'));
$addIcon = Display::return_icon('add.png', get_lang('Add'));
$deleteIcon = Display::return_icon('delete.png', get_lang('Delete'));
$viewIcon = Display::return_icon('default.png', get_lang('View'));
$allowEdition = api_get_course_setting('student_delete_own_publication');
$workList = array();
while ($row = Database::fetch_array($result, 'ASSOC')) {
$userId = $row['user_id'];
$documentId = $row['document_id'];
$itemId = $row['id'];
$addLinkShowed = false;
if (empty($documentId)) {
$url = $urlEdit.'&item_id='.$row['id'].'&id='.$workId;
$editLink = Display::url($editIcon, $url);
if ($allowEdition == false) {
$editLink = null;
}
} else {
$documentToWork = getDocumentToWorkPerUser($documentId, $workId, $courseId, $sessionId, $userId);
if (empty($documentToWork)) {
$url = $urlAdd.'&document_id='.$documentId.'&id='.$workId;
$editLink = Display::url($addIcon, $url);
$addLinkShowed = true;
} else {
$row['title'] = $documentToWork['title'];
$row['sent_date'] = $documentToWork['sent_date'];
$newWorkId = $documentToWork['id'];
$url = $urlEdit.'&item_id='.$newWorkId.'&id='.$workId;
$editLink = Display::url($editIcon, $url);
if ($allowEdition == false) {
$editLink = null;
}
}
}
if ($allowEdition && !empty($itemId)) {
$deleteLink = Display::url($deleteIcon, $urlDelete.'&item_id='.$itemId.'&id='.$workId);
} else {
$deleteLink = null;
}
$viewLink = null;
if (!empty($itemId)) {
$viewLink = Display::url($viewIcon, $urlView.'&id='.$itemId);
}
//$row['type'] = build_document_icon_tag('file', $row['url']);
$row['type'] = null;
if ($qualificationExists) {
if (empty($row['qualificator_id'])) {
$status = Display::label(get_lang('NotRevised'), 'warning');
} else {
$status = Display::label(get_lang('Revised'), 'success');
}
$row['qualificator_id'] = $status;
}
if (!empty($row['qualification'])) {
$row['qualification'] = Display::label($row['qualification'], 'info');
}
if (!empty($row['sent_date'])) {
$row['sent_date'] = api_get_local_time($row['sent_date']);
}
if ($userId == $currentUserId) {
$row['actions'] = $viewLink.$editLink.$deleteLink;
}
if ($addLinkShowed) {
$row['qualification'] = '';
$row['qualificator_id'] = '';
}
$workList[] = $row;
}
return $workList;
}
/**
* @param int $start
* @param int $limit
* @param int $column
* @param string $direction
* @param int $work_id
* @param array $where_condition
* @param int $studentId
* @param bool $getCount
* @return array
*/
function get_work_user_list(
$start,
$limit,
$column,
$direction,
$work_id,
$where_condition = null,
$studentId = null,
$getCount = false
) {
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$iprop_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$session_id = api_get_session_id();
$group_id = api_get_group_id();
$course_info = api_get_course_info();
$course_id = $course_info['real_id'];
$work_id = intval($work_id);
$column = !empty($column) ? Database::escape_string($column) : 'sent_date';
$start = intval($start);
$limit = intval($limit);
if (!in_array($direction, array('asc','desc'))) {
$direction = 'desc';
}
$work_data = get_work_data_by_id($work_id);
$is_allowed_to_edit = api_is_allowed_to_edit() || api_is_coach();
$condition_session = api_get_session_condition($session_id, true, false, 'work.session_id');
$locked = api_resource_is_locked_by_gradebook($work_id, LINK_STUDENTPUBLICATION);
$isDrhOfCourse = CourseManager::isUserSubscribedInCourseAsDrh(
api_get_user_id(),
$course_info
);
if (!empty($work_data)) {
if (!empty($group_id)) {
$extra_conditions = " work.post_group_id = '".intval($group_id)."' ";
// set to select only messages posted by the user's group
} else {
$extra_conditions = " work.post_group_id = '0' ";
}
if ($is_allowed_to_edit || $isDrhOfCourse) {
$extra_conditions .= ' AND work.active IN (0, 1) ';
} else {
if (isset($course_info['show_score']) &&
$course_info['show_score'] == 1
) {
$extra_conditions .= " AND (u.user_id = ".api_get_user_id()." AND work.active IN (0, 1)) ";
} else {
$extra_conditions .= ' AND work.active IN (0, 1) ';
}
}
$extra_conditions .= " AND parent_id = ".$work_id." ";
$select = 'SELECT DISTINCT
u.user_id,
work.id as id,
title as title,
description,
url,
sent_date,
contains_file,
has_properties,
view_properties,
qualification,
weight,
allow_text_assignment,
u.firstname,
u.lastname,
u.username,
parent_id,
accepted,
qualificator_id';
if ($getCount) {
$select = "SELECT DISTINCT count(u.user_id) as count ";
}
$user_condition = "INNER JOIN $user_table u ON (work.user_id = u.user_id) ";
$work_condition = "$iprop_table prop INNER JOIN $work_table work
ON (prop.ref = work.id AND prop.c_id = $course_id AND work.c_id = $course_id ) ";
$work_assignment = get_work_assignment_by_id($work_id);
if (!empty($studentId)) {
$where_condition.= " AND u.user_id = ".intval($studentId);
}
$sql = " $select
FROM $work_condition $user_condition
WHERE $extra_conditions $where_condition $condition_session
AND u.status != " . INVITEE . "
ORDER BY $column $direction";
if (!empty($start) && !empty($limit)) {
$sql .= " LIMIT $start, $limit";
}
$result = Database::query($sql);
$works = array();
if ($getCount) {
$work = Database::fetch_array($result, 'ASSOC');
return $work['count'];
}
$url = api_get_path(WEB_CODE_PATH).'work/';
while ($work = Database::fetch_array($result, 'ASSOC')) {
$item_id = $work['id'];
// Get the author ID for that document from the item_property table
$is_author = false;
$can_read = false;
$owner_id = $work['user_id'];
/* Because a bug found when saving items using the api_item_property_update()
the field $item_property_data['insert_user_id'] is not reliable. */
if (!$is_allowed_to_edit && $owner_id == api_get_user_id()) {
$is_author = true;
}
if ($course_info['show_score'] == 0) {
$can_read = true;
}
if ($work['accepted'] == '0') {
$class = 'invisible';
} else {
$class = '';
}
$qualification_exists = false;
if (!empty($work_data['qualification']) &&
intval($work_data['qualification']) > 0
) {
$qualification_exists = true;
}
$qualification_string = '';
if ($qualification_exists) {
if ($work['qualification'] == '') {
$qualification_string = Display::label('-');
} else {
$label = 'info';
$relativeScore = $work['qualification']/$work_data['qualification'];
if ($relativeScore < 0.5) {
$label = 'important';
} elseif ($relativeScore < 0.75) {
$label = 'warning';
}
$qualification_string = Display::label(
$work['qualification'].' / '.$work_data['qualification'],
$label
);
}
}
$work['qualification_score'] = $work['qualification'];
$add_string = '';
$time_expires = '';
if (!empty($work_assignment['expires_on'])) {
$time_expires = api_strtotime(
$work_assignment['expires_on'],
'UTC'
);
}
if (!empty($work_assignment['expires_on']) &&
!empty($time_expires) && ($time_expires < api_strtotime($work['sent_date'], 'UTC'))) {
$add_string = Display::label(get_lang('Expired'), 'important');
}
if (($can_read && $work['accepted'] == '1') ||
($is_author && in_array($work['accepted'], array('1', '0'))) ||
($is_allowed_to_edit || api_is_drh())
) {
// Firstname, lastname, username
$work['firstname'] = Display::div($work['firstname'], array('class' => $class));
$work['lastname'] = Display::div($work['lastname'], array('class' => $class));
if (strlen($work['title']) > 30) {
$short_title = substr($work['title'], 0, 27).'...';
$work['title'] = Display::span($short_title, array('class' => $class, 'title' => $work['title']));
} else {
$work['title'] = Display::div($work['title'], array('class' => $class));
}
// Type.
$work['type'] = DocumentManager::build_document_icon_tag('file', $work['url']);
// File name.
$link_to_download = null;
// If URL is present then there's a file to download keep BC.
if ($work['contains_file'] || !empty($work['url'])) {
$link_to_download = '<a href="'.$url.'download.php?id='.$item_id.'&'.api_get_cidreq().'">'.
Display::return_icon('save.png', get_lang('Save'),array(), ICON_SIZE_SMALL).'</a> ';
}
$send_to = Portfolio::share('work', $work['id'], array('style' => 'white-space:nowrap;'));
$feedback = null;
$count = getWorkCommentCount($item_id, $course_info);
if (!is_null($count) && !empty($count)) {
if ($qualification_exists) {
$feedback .= "<br />";
}
$feedback .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
Display::label($count.' '.get_lang('Feedback'), 'info').'</a> ';
}
$work['qualification'] = $qualification_string.$feedback;
$work['qualification_only'] = $qualification_string;
// Date.
$work_date = api_convert_and_format_date($work['sent_date']);
$work['sent_date_from_db'] = $work['sent_date'];
$work['sent_date'] = date_to_str_ago(api_get_local_time($work['sent_date'])) . ' ' . $add_string . '<br />' . $work_date;
// Actions.
$action = '';
if (api_is_allowed_to_edit()) {
$action .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
Display::return_icon('default.png', get_lang('View'),array(), ICON_SIZE_SMALL).'</a> ';
if ($locked) {
if ($qualification_exists) {
$action .= Display::return_icon('rate_work_na.png', get_lang('CorrectAndRate'),array(), ICON_SIZE_SMALL);
} else {
$action .= Display::return_icon('edit_na.png', get_lang('Comment'),array(), ICON_SIZE_SMALL);
}
} else {
if ($qualification_exists) {
$action .= '<a href="'.$url.'edit.php?'.api_get_cidreq().'&item_id='.$item_id.'&id='.$work['parent_id'].'" title="'.get_lang('Edit').'" >'.
Display::return_icon('rate_work.png', get_lang('CorrectAndRate'), array(), ICON_SIZE_SMALL).'</a>';
} else {
$action .= '<a href="'.$url.'edit.php?'.api_get_cidreq().'&item_id='.$item_id.'&id='.$work['parent_id'].'" title="'.get_lang('Modify').'">'.
Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL).'</a>';
}
}
if ($work['contains_file']) {
if ($locked) {
$action .= Display::return_icon('move_na.png', get_lang('Move'),array(), ICON_SIZE_SMALL);
} else {
$action .= '<a href="'.$url.'work.php?'.api_get_cidreq().'&action=move&item_id='.$item_id.'" title="'.get_lang('Move').'">'.
Display::return_icon('move.png', get_lang('Move'),array(), ICON_SIZE_SMALL).'</a>';
}
}
if ($work['accepted'] == '1') {
$action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=make_invisible&item_id='.$item_id.'" title="'.get_lang('Invisible').'" >'.
Display::return_icon('visible.png', get_lang('Invisible'),array(), ICON_SIZE_SMALL).'</a>';
} else {
$action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=make_visible&item_id='.$item_id.'" title="'.get_lang('Visible').'" >'.
Display::return_icon('invisible.png', get_lang('Visible'),array(), ICON_SIZE_SMALL).'</a> ';
}
if ($locked) {
$action .= Display::return_icon('delete_na.png', get_lang('Delete'), '', ICON_SIZE_SMALL);
} else {
$action .= '<a href="'.$url.'work_list_all.php?'.api_get_cidreq().'&id='.$work_id.'&action=delete&amp;item_id='.$item_id.'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'" >'.
Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
}
} elseif ($is_author && (empty($work['qualificator_id']) || $work['qualificator_id'] == 0)) {
$action .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
Display::return_icon('default.png', get_lang('View'),array(), ICON_SIZE_SMALL).'</a>';
if (api_get_course_setting('student_delete_own_publication') == 1) {
if (api_is_allowed_to_session_edit(false, true)) {
$action .= '<a href="'.$url.'edit.php?'.api_get_cidreq().'&item_id='.$item_id.'&id='.$work['parent_id'].'" title="'.get_lang('Modify').'">'.
Display::return_icon('edit.png', get_lang('Comment'),array(), ICON_SIZE_SMALL).'</a>';
}
$action .= ' <a href="'.$url.'work_list.php?'.api_get_cidreq().'&action=delete&item_id='.$item_id.'&id='.$work['parent_id'].'" onclick="javascript:if(!confirm('."'".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES))."'".')) return false;" title="'.get_lang('Delete').'" >'.
Display::return_icon('delete.png',get_lang('Delete'),'',ICON_SIZE_SMALL).'</a>';
} else {
$action .= Display::return_icon('edit_na.png', get_lang('Modify'),array(), ICON_SIZE_SMALL);
}
} else {
$action .= '<a href="'.$url.'view.php?'.api_get_cidreq().'&id='.$item_id.'" title="'.get_lang('View').'">'.
Display::return_icon('default.png', get_lang('View'),array(), ICON_SIZE_SMALL).'</a>';
$action .= Display::return_icon('edit_na.png', get_lang('Modify'),array(), ICON_SIZE_SMALL);
}
// Status.
if (empty($work['qualificator_id'])) {
$qualificator_id = Display::label(get_lang('NotRevised'), 'warning');
} else {
$qualificator_id = Display::label(get_lang('Revised'), 'success');
}
$work['qualificator_id'] = $qualificator_id;
$work['actions'] = $send_to.$link_to_download.$action;
$works[] = $work;
}
}
return $works;
}
}
/**
* Send reminder to users who have not given the task
*
* @param int
* @return array
* @author cvargas carlos.vargas@beeznest.com cfasanando, christian.fasanado@beeznest.com
*/
function send_reminder_users_without_publication($task_data)
{
global $_course;
$task_id = $task_data['id'];
$task_title = !empty($task_data['title']) ? $task_data['title'] : basename($task_data['url']);
$subject = '[' . api_get_setting('siteName') . '] ';
// The body can be as long as you wish, and any combination of text and variables
$content = get_lang('ReminderToSubmitPendingTask')."\n".get_lang('CourseName').' : '.$_course['name']."\n";
$content .= get_lang('WorkName').' : '.$task_title."\n";
$list_users = get_list_users_without_publication($task_id);
$mails_sent_to = array();
foreach ($list_users as $user) {
$name_user = api_get_person_name($user[1], $user[0], null, PERSON_NAME_EMAIL_ADDRESS);
$dear_line = get_lang('Dear')." ".api_get_person_name($user[1], $user[0]) .", \n\n";
$body = $dear_line.$content;
MessageManager::send_message($user[3], $subject, $body);
$mails_sent_to[] = $name_user;
}
return $mails_sent_to;
}
/**
* Sends an email to the students of a course when a homework is created
*
* @param string course_id
*
* @author Guillaume Viguier <guillaume.viguier@beeznest.com>
* @author Julio Montoya <gugli100@gmail.com> Adding session support - 2011
*/
function send_email_on_homework_creation($course_id)
{
// Get the students of the course
$session_id = api_get_session_id();
if (empty($session_id)) {
$students = CourseManager::get_student_list_from_course_code($course_id);
} else {
$students = CourseManager::get_student_list_from_course_code($course_id, true, $session_id);
}
$emailsubject = '[' . api_get_setting('siteName') . '] '.get_lang('HomeworkCreated');
$currentUser = api_get_user_info(api_get_user_id());
if (!empty($students)) {
foreach($students as $student) {
$user_info = api_get_user_info($student["user_id"]);
if(!empty($user_info["mail"])) {
$name_user = api_get_person_name(
$user_info["firstname"],
$user_info["lastname"],
null,
PERSON_NAME_EMAIL_ADDRESS
);
$emailbody = get_lang('Dear')." ".$name_user.",\n\n";
$emailbody .= get_lang('HomeworkHasBeenCreatedForTheCourse')." ".$course_id.". "."\n\n".get_lang('PleaseCheckHomeworkPage');
$emailbody .= "\n\n".api_get_person_name($currentUser["firstname"], $currentUser["lastname"]);
$additionalParameters = array(
'smsType' => SmsPlugin::ASSIGNMENT_BEEN_CREATED_COURSE,
'userId' => $student["user_id"],
'courseTitle' => $course_id
);
api_mail_html(
$name_user,
$user_info["mail"],
$emailsubject,
$emailbody,
api_get_person_name(
$currentUser["firstname"],
$currentUser["lastname"],
null,
PERSON_NAME_EMAIL_ADDRESS
),
$currentUser["mail"],
null,
null,
null,
$additionalParameters
);
}
}
}
}
/**
* @param string $url
* @return bool
*/
function is_work_exist_by_url($url)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$url = Database::escape_string($url);
$sql = "SELECT id FROM $work_table WHERE url='$url'";
$result = Database::query($sql);
if (Database::num_rows($result)> 0) {
$row = Database::fetch_row($result);
if (empty($row)) {
return false;
} else {
return true;
}
} else {
return false;
}
}
/**
* @param $name
* @param $values
* @param string $checked
* @return string
*/
function make_select($name, $values, $checked = '')
{
$output = '<select name="'.$name.'" id="'.$name.'">';
foreach ($values as $key => $value) {
$output .= '<option value="'.$key.'" '.(($checked==$key) ? 'selected="selected"' : '').'>'.$value.'</option>';
}
$output .= '</select>';
return $output;
}
/**
* @param $name
* @param string $checked
* @param null $label
* @return string
*/
function make_checkbox($name, $checked = '', $label = null)
{
$check = '<input id ="'.$name.'" type="checkbox" value="1" name="'.$name.'" '.((!empty($checked))?'checked="checked"':'').'/>';
if (!empty($label)) {
$check .="<label for ='$name'>$label</label>";
}
return $check;
}
/**
* @param $prefix
* @param string $default
* @return string
*/
function draw_date_picker($prefix, $default = '')
{
if (empty($default)) {
$default = api_get_local_time();
}
$parts = explode(' ', $default);
list($d_year, $d_month, $d_day) = explode('-', $parts[0]);
list($d_hour, $d_minute) = explode(':', $parts[1]);
$minute = range(10, 59);
array_unshift($minute, '00', '01', '02', '03', '04', '05', '06', '07', '08', '09');
$date_form = make_select($prefix.'_day', array_combine(range(1, 31), range(1, 31)), $d_day);
$date_form .= make_select($prefix.'_month', array_combine(range(1, 12), api_get_months_long()), $d_month);
$date_form .= make_select($prefix.'_year', array($d_year => $d_year, $d_year + 1 => $d_year + 1), $d_year).'&nbsp;&nbsp;&nbsp;&nbsp;';
$date_form .= make_select($prefix.'_hour', array_combine(range(0, 23), range(0, 23)), $d_hour).' : ';
$date_form .= make_select($prefix.'_minute', $minute, $d_minute);
return $date_form;
}
/**
* @param string $prefix
* @param array of values
* @return string
*
*/
function get_date_from_select($prefix, $array = array())
{
return
$array[$prefix]['year'].'-'.
two_digits($array[$prefix]['month']).'-'.
two_digits($array[$prefix]['day']).' '.
two_digits($array[$prefix]['hour']).':'.
two_digits($array[$prefix]['minute']).':00';
}
/**
* Check if a user is the author of a work document.
* @param int $itemId
* @param int $userId
* @param int $courseId
* @param int $sessionId
* @return bool
*/
function user_is_author($itemId, $userId = null, $courseId = null, $sessionId = null)
{
if (empty($itemId)) {
return false;
}
if (empty($userId)) {
$userId = api_get_user_id();
}
$isAuthor = false;
$is_allowed_to_edit = api_is_allowed_to_edit();
if ($is_allowed_to_edit) {
$isAuthor = true;
} else {
if (empty($courseId)) {
$courseId = api_get_course_int_id();
}
if (empty($sessionId)) {
$sessionId = api_get_session_id();
}
$data = api_get_item_property_info($courseId, 'work', $itemId, $sessionId);
if ($data['insert_user_id'] == $userId) {
$isAuthor = true;
}
$workData = get_work_data_by_id($itemId);
if ($workData['user_id'] == $userId) {
$isAuthor = true;
}
}
if (!$isAuthor) {
return false;
}
return $isAuthor;
}
/**
* Get list of users who have not given the task
* @param int
* @param int
* @return array
* @author cvargas
* @author Julio Montoya <gugli100@gmail.com> Fixing query
*/
function get_list_users_without_publication($task_id, $studentId = null)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$table_course_user = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$table_user = Database::get_main_table(TABLE_MAIN_USER);
$session_course_rel_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
//condition for the session
$session_id = api_get_session_id();
$course_id = api_get_course_int_id();
$task_id = intval($task_id);
if ($session_id == 0) {
$sql = "SELECT user_id as id FROM $work_table
WHERE
c_id = $course_id AND
parent_id='$task_id' AND
active IN (0, 1)";
} else {
$sql = "SELECT user_id as id FROM $work_table
WHERE
c_id = $course_id AND
parent_id='$task_id' AND
session_id='".$session_id."' AND
active IN (0, 1)";
}
$result = Database::query($sql);
$users_with_tasks = array();
while($row = Database::fetch_array($result)) {
$users_with_tasks[] = $row['id'];
}
if ($session_id == 0) {
$sql_users = "SELECT cu.user_id, u.lastname, u.firstname, u.email
FROM $table_course_user AS cu, $table_user AS u
WHERE u.status != 1 and cu.c_id='".api_get_course_int_id()."' AND u.user_id = cu.user_id";
} else {
$sql_users = "SELECT cu.user_id, u.lastname, u.firstname, u.email
FROM $session_course_rel_user AS cu, $table_user AS u
WHERE
u.status != 1 AND
cu.c_id='".api_get_course_int_id()."' AND
u.user_id = cu.user_id AND
cu.session_id = '".$session_id."'";
}
if (!empty($studentId)) {
$sql_users.= " AND u.user_id = ".intval($studentId);
}
$group_id = api_get_group_id();
$new_group_user_list = array();
if ($group_id) {
$group_user_list = GroupManager::get_subscribed_users($group_id);
if (!empty($group_user_list)) {
foreach($group_user_list as $group_user) {
$new_group_user_list[] = $group_user['user_id'];
}
}
}
$result_users = Database::query($sql_users);
$users_without_tasks = array();
while ($row_users = Database::fetch_row($result_users)) {
if (in_array($row_users[0], $users_with_tasks)) {
continue;
}
if ($group_id && !in_array($row_users[0], $new_group_user_list)) {
continue;
}
$userId = $row_users[0];
$row_users[0] = $row_users[1];
$row_users[1] = $row_users[2];
$row_users[2] = Display::encrypted_mailto_link($row_users[3]);
$row_users[3] = $userId;
$users_without_tasks[] = $row_users;
}
return $users_without_tasks;
}
/**
* Display list of users who have not given the task
*
* @param int task id
* @param int $studentId
* @return array
* @author cvargas carlos.vargas@beeznest.com cfasanando, christian.fasanado@beeznest.com
* @author Julio Montoya <gugli100@gmail.com> Fixes
*/
function display_list_users_without_publication($task_id, $studentId = null)
{
global $origin;
$table_header[] = array(get_lang('LastName'), true);
$table_header[] = array(get_lang('FirstName'), true);
$table_header[] = array(get_lang('Email'), true);
$data = get_list_users_without_publication($task_id);
$sorting_options = array();
$sorting_options['column'] = 1;
$paging_options = array();
$my_params = array();
if (isset($_GET['curdirpath'])) {
$my_params['curdirpath'] = Security::remove_XSS($_GET['curdirpath']);
}
if (isset($_GET['edit_dir'])) {
$my_params['edit_dir'] = Security::remove_XSS($_GET['edit_dir']);
}
if (isset($_GET['list'])) {
$my_params['list'] = Security::remove_XSS($_GET['list']);
}
$my_params['origin'] = $origin;
$my_params['id'] = intval($_GET['id']);
//$column_show
$column_show[] = 1;
$column_show[] = 1;
$column_show[] = 1;
Display::display_sortable_config_table(
'work',
$table_header,
$data,
$sorting_options,
$paging_options,
$my_params,
$column_show
);
}
/**
* @param int $documentId
* @param int $workId
* @param int $courseId
*/
function addDocumentToWork($documentId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$params = array(
'document_id' => $documentId,
'work_id' => $workId,
'c_id' => $courseId
);
Database::insert($table, $params);
}
/**
* @param int $documentId
* @param int $workId
* @param int $courseId
* @return array
*/
function getDocumentToWork($documentId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$params = array(
'document_id = ? and work_id = ? and c_id = ?' => array($documentId, $workId, $courseId)
);
return Database::select('*', $table, array('where' => $params));
}
/**
* @param int $documentId
* @param int $workId
* @param int $courseId
* @param int $sessionId
* @param int $userId
* @param int $active
* @return array
*/
function getDocumentToWorkPerUser($documentId, $workId, $courseId, $sessionId, $userId, $active = 1)
{
$workRel = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$documentId = intval($documentId);
$workId = intval($workId);
$courseId = intval($courseId);
$userId = intval($userId);
$sessionId = intval($sessionId);
$active = intval($active);
$sql = "SELECT w.* FROM $work w INNER JOIN $workRel rel ON (w.parent_id = rel.work_id)
WHERE
w.document_id = $documentId AND
w.parent_id = $workId AND
w.c_id = $courseId AND
w.session_id = $sessionId AND
user_id = $userId AND
active = $active
";
$result = Database::query($sql);
$workInfo = array();
if (Database::num_rows($result)) {
$workInfo = Database::fetch_array($result, 'ASSOC');
}
return $workInfo;
}
/**
*
* @param int $workId
* @param int $courseId
* @return array
*/
function getAllDocumentToWork($workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$params = array(
'work_id = ? and c_id = ?' => array($workId, $courseId)
);
return Database::select('*', $table, array('where' => $params));
}
/**
* @param int $documentId
* @param int $workId
* @param int $courseId
*/
function deleteDocumentToWork($documentId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_DOCUMENT);
$params = array(
'document_id = ? and work_id = ? and c_id = ?' => array($documentId, $workId, $courseId)
);
Database::delete($table, $params);
}
/**
* @param int $userId
* @param int $workId
* @param int $courseId
*/
function addUserToWork($userId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_USER);
$params = array(
'user_id' => $userId,
'work_id' => $workId,
'c_id' => $courseId
);
Database::insert($table, $params);
}
/**
* @param int $userId
* @param int $workId
* @param int $courseId
* @return array
*/
function getUserToWork($userId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_USER);
$params = array(
'user_id = ? and work_id = ? and c_id = ?' => array($userId, $workId, $courseId)
);
return Database::select('*', $table, array('where' => $params));
}
/**
* @param int $workId
* @param int $courseId
* @param bool $getCount
* @return array
*/
function getAllUserToWork($workId, $courseId, $getCount = false)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_USER);
$params = array(
'work_id = ? and c_id = ?' => array($workId, $courseId)
);
if ($getCount) {
$count = 0;
$result = Database::select(
'count(user_id) as count',
$table,
array('where' => $params),
'simple'
);
if (!empty($result)) {
$count = intval($result['count']);
}
return $count;
} else {
return Database::select('*', $table, array('where' => $params));
}
}
/**
* @param int $userId
* @param int $workId
* @param int $courseId
*/
function deleteUserToWork($userId, $workId, $courseId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_REL_USER);
$params = array(
'user_id = ? and work_id = ? and c_id = ?' => array($userId, $workId, $courseId)
);
Database::delete($table, $params);
}
/**
* @param int $userId
* @param int $workId
* @param int $courseId
* @return bool
*/
function userIsSubscribedToWork($userId, $workId, $courseId)
{
$subscribedUsers = getAllUserToWork($workId, $courseId);
if (empty($subscribedUsers)) {
return true;
} else {
$subscribedUsersList = array();
foreach ($subscribedUsers as $item) {
$subscribedUsersList[] = $item['user_id'];
}
if (in_array($userId, $subscribedUsersList)) {
return true;
}
}
return false;
}
/**
* Get the list of students that have to submit their work
* @param integer $workId The internal ID of the assignment
* @param integer $courseId The course ID
* @param integer $groupId The group ID, if any
* @param integer $sessionId The session ID, if any
* @param bool $getCount Whether we want just the amount or the full result
* @return array|int An integer (if we just asked for the count) or an array of users
*/
function getStudentSubscribedToWork(
$workId,
$courseId,
$groupId = null,
$sessionId = null,
$getCount = false
) {
$usersInWork = null;
$usersInCourse = null;
if (empty($groupId)) {
$courseInfo = api_get_course_info_by_id($courseId);
$status = STUDENT;
if (!empty($sessionId)) {
$status = 0;
}
$usersInCourse = CourseManager::get_user_list_from_course_code(
$courseInfo['code'],
$sessionId,
null,
null,
$status,
$getCount
);
} else {
$usersInCourse = GroupManager::get_users(
$groupId,
false,
null,
null,
$getCount,
$courseId
);
}
$usersInWork = getAllUserToWork($workId, $courseId, $getCount);
if (empty($usersInWork)) {
return $usersInCourse;
} else {
return $usersInWork;
}
}
/**
* @param int $userId
* @param int $workId
* @param int $courseId
* @return bool
*/
function allowOnlySubscribedUser($userId, $workId, $courseId)
{
if (api_is_platform_admin() || api_is_allowed_to_edit()) {
return true;
}
if (userIsSubscribedToWork($userId, $workId, $courseId) == false) {
api_not_allowed(true);
}
}
/**
* @param int $workId
* @param array $courseInfo
* @param int $documentId
* @return array
*/
function getDocumentTemplateFromWork($workId, $courseInfo, $documentId)
{
$documents = getAllDocumentToWork($workId, $courseInfo['real_id']);
if (!empty($documents)) {
foreach ($documents as $doc) {
if ($documentId != $doc['document_id']) {
continue;
}
$docData = DocumentManager::get_document_data_by_id($doc['document_id'], $courseInfo['code']);
$fileInfo = pathinfo($docData['path']);
if ($fileInfo['extension'] == 'html') {
if (file_exists($docData['absolute_path']) && is_file($docData['absolute_path'])) {
$docData['file_content'] = file_get_contents($docData['absolute_path']);
return $docData;
}
}
}
}
return array();
}
/**
* @param int $workId
* @param array $courseInfo
* @return string
*/
function getAllDocumentsFromWorkToString($workId, $courseInfo)
{
$documents = getAllDocumentToWork($workId, $courseInfo['real_id']);
$content = null;
if (!empty($documents)) {
$content .= '<ul class="nav nav-list well">';
$content .= '<li class="nav-header">'.get_lang('Documents').'</li>';
foreach ($documents as $doc) {
$docData = DocumentManager::get_document_data_by_id($doc['document_id'], $courseInfo['code']);
if ($docData) {
$content .= '<li><a target="_blank" href="'.$docData['url'].'">'.$docData['title'].'</a></li>';
}
}
$content .= '</ul><br />';
}
return $content;
}
/**
* Returns fck editor toolbar
* @return array
*/
function getWorkDescriptionToolbar()
{
return array(
'ToolbarStartExpanded' => 'true',
'ToolbarSet' => 'Work',
'Width' => '100%',
'Height' => '400'
);
}
/**
* @param array $work
* @return array
*/
function getWorkComments($work)
{
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$userTable= Database::get_main_table(TABLE_MAIN_USER);
$courseId = intval($work['c_id']);
$workId = intval($work['id']);
if (empty($courseId) || empty($workId)) {
return array();
}
$sql = "SELECT
c.id, c.user_id, u.firstname, u.lastname, u.username, u.picture_uri
FROM $commentTable c
INNER JOIN $userTable u ON (u.user_id = c.user_id)
WHERE c_id = $courseId AND work_id = $workId
ORDER BY sent_at
";
$result = Database::query($sql);
$comments = Database::store_result($result, 'ASSOC');
if (!empty($comments)) {
foreach ($comments as &$comment) {
$comment['picture'] = UserManager::getUserPicture($comment['user_id']);
$commentInfo = getWorkComment($comment['id']);
if (!empty($commentInfo)) {
$comment = array_merge($comment, $commentInfo);
}
}
}
return $comments;
}
/**
* Get total score from a work list
* @param $workList
* @return int|null
*/
function getTotalWorkScore($workList)
{
$count = 0;
foreach ($workList as $data) {
$count += $data['qualification_score'];
}
return $count;
}
/**
* Get comment count from a work list (docs sent by students)
* @param array $workList
* @param array $courseInfo
* @return int|null
*/
function getTotalWorkComment($workList, $courseInfo = array())
{
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
$count = 0;
foreach ($workList as $data) {
$count += getWorkCommentCount($data['id'], $courseInfo);
}
return $count;
}
/**
* Get comment count for a specific work sent by a student.
* @param int $id
* @param array $courseInfo
* @return int
*/
function getWorkCommentCount($id, $courseInfo = array())
{
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$id = intval($id);
$sql = "SELECT count(*) as count
FROM $commentTable
WHERE work_id = $id AND c_id = ".$courseInfo['real_id'];
$result = Database::query($sql);
if (Database::num_rows($result)) {
$comment = Database::fetch_array($result);
return $comment['count'];
}
return 0;
}
/**
* Get comment count for a specific parent
* @param int $parentId
* @param array $courseInfo
* @param int $sessionId
* @return int
*/
function getWorkCommentCountFromParent(
$parentId,
$courseInfo = array(),
$sessionId = 0
) {
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
if (empty($sessionId)) {
$sessionId = api_get_session_id();
} else {
$sessionId = intval($sessionId);
}
$work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$parentId = intval($parentId);
$sql = "SELECT count(*) as count
FROM $commentTable c INNER JOIN $work w
ON c.c_id = w.c_id AND w.id = c.work_id
WHERE
session_id = $sessionId AND
parent_id = $parentId AND
w.c_id = ".$courseInfo['real_id'];
$result = Database::query($sql);
if (Database::num_rows($result)) {
$comment = Database::fetch_array($result);
return $comment['count'];
}
return 0;
}
/**
* Get last work information from parent
* @param int $parentId
* @param array $courseInfo
* @param int $sessionId
* @return int
*/
function getLastWorkStudentFromParent(
$parentId,
$courseInfo = array(),
$sessionId = 0
) {
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
if (empty($sessionId)) {
$sessionId = api_get_session_id();
} else {
$sessionId = intval($sessionId);
}
$work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$parentId = intval($parentId);
$sql = "SELECT w.*
FROM $commentTable c INNER JOIN $work w
ON c.c_id = w.c_id AND w.id = c.work_id
WHERE
session_id = $sessionId AND
parent_id = $parentId AND
w.c_id = ".$courseInfo['real_id']."
ORDER BY w.sent_date
LIMIT 1
";
$result = Database::query($sql);
if (Database::num_rows($result)) {
$comment = Database::fetch_array($result, 'ASSOC');
/*if (!empty($comment)) {
$comment['assignment'] = get_work_assignment_by_id(
$comment['id'],
$courseInfo['real_id']
);
}*/
return $comment;
}
return array();
}
/**
* Get last work information from parent
* @param int $parentId
* @param array $courseInfo
* @param int $sessionId
* @return int
*/
function getLastWorkStudentFromParentByUser(
$userId,
$parentId,
$courseInfo = array(),
$sessionId = 0
) {
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
if (empty($sessionId)) {
$sessionId = api_get_session_id();
} else {
$sessionId = intval($sessionId);
}
$userId = intval($userId);
$work = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$parentId = intval($parentId);
$sql = "SELECT *
FROM $work
WHERE
user_id = $userId AND
session_id = $sessionId AND
parent_id = $parentId AND
c_id = ".$courseInfo['real_id']."
ORDER BY sent_date DESC
LIMIT 1
";
$result = Database::query($sql);
if (Database::num_rows($result)) {
$work = Database::fetch_array($result, 'ASSOC');
/*if (!empty($comment)) {
$comment['assignment'] = get_work_assignment_by_id(
$comment['id'],
$courseInfo['real_id']
);
}*/
return $work;
}
return array();
}
/**
* @param int $id comment id
* @param array $courseInfo
* @return string
*/
function getWorkComment($id, $courseInfo = array())
{
if (empty($courseInfo)) {
$courseInfo = api_get_course_info();
}
if (empty($courseInfo['real_id'])) {
return array();
}
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$id = intval($id);
$sql = "SELECT * FROM $commentTable
WHERE id = $id AND c_id = ".$courseInfo['real_id'];
$result = Database::query($sql);
$comment = array();
if (Database::num_rows($result)) {
$comment = Database::fetch_array($result, 'ASSOC');
$filePath = null;
$fileUrl = null;
$deleteUrl = null;
$fileName = null;
if (!empty($comment['file'])) {
$work = get_work_data_by_id($comment['work_id']);
$workParent = get_work_data_by_id($work['parent_id']);
$filePath = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/work/'.$workParent['url'].'/'.$comment['file'];
$fileUrl = api_get_path(WEB_CODE_PATH).'work/download_comment_file.php?comment_id='.$id.'&'.api_get_cidreq();
$deleteUrl = api_get_path(WEB_CODE_PATH).'work/view.php?'.api_get_cidreq().'&id='.$comment['work_id'].'&action=delete_attachment&comment_id='.$id;
$fileParts = explode('_', $comment['file']);
$fileName = str_replace($fileParts[0].'_'.$fileParts[1].'_', '', $comment['file']);
}
$comment['delete_file_url'] = $deleteUrl;
$comment['file_path'] = $filePath;
$comment['file_url'] = $fileUrl;
$comment['file_name_to_show'] = $fileName;
}
return $comment;
}
/**
* @param int $id
* @param array $courseInfo
*/
function deleteCommentFile($id, $courseInfo = array())
{
$workComment = getWorkComment($id, $courseInfo);
if (isset($workComment['file']) && !empty($workComment['file'])) {
if (file_exists($workComment['file_path'])) {
$result = my_delete($workComment['file_path']);
if ($result) {
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$params = array('file' => '');
Database::update(
$commentTable,
$params,
array('id = ? AND c_id = ? ' => array($workComment['id'], $workComment['c_id']))
);
}
}
}
}
/**
* Adds a comments to the work document
* @param array $courseInfo
* @param int $userId
* @param array $work
* @param array $data
* @return int
*/
function addWorkComment($courseInfo, $userId, $parentWork, $work, $data)
{
$commentTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT_COMMENT);
$params = array(
'work_id' => $work['id'],
'c_id' => $work['c_id'],
'user_id' => $userId,
'comment' => $data['comment'],
'sent_at' => api_get_utc_datetime()
);
$commentId = Database::insert($commentTable, $params);
if ($commentId) {
$sql = "UPDATE $commentTable SET id = iid WHERE iid = $commentId";
Database::query($sql);
}
$userIdListToSend = array();
if (api_is_allowed_to_edit()) {
if (isset($data['send_mail']) && $data['send_mail']) {
// Teacher sends a feedback
$userIdListToSend = array($work['user_id']);
}
} else {
$sessionId = api_get_session_id();
if (empty($sessionId)) {
$teachers = CourseManager::get_teacher_list_from_course_code(
$courseInfo['code']
);
if (!empty($teachers)) {
$userIdListToSend = array_keys($teachers);
}
} else {
$teachers = SessionManager::getCoachesByCourseSession(
$sessionId,
$courseInfo['code']
);
if (!empty($teachers)) {
$userIdListToSend = array_values($teachers);
}
}
}
$url = api_get_path(WEB_CODE_PATH).'work/view.php?'.api_get_cidreq().'&id='.$work['id'];
$subject = sprintf(get_lang('ThereIsANewWorkFeedback'), $parentWork['title']);
$content = sprintf(get_lang('ThereIsANewWorkFeedbackInWorkXHere'), $work['title'], $url);
if (!empty($userIdListToSend)) {
foreach ($userIdListToSend as $userId) {
MessageManager::send_message_simple(
$userId,
$subject,
$content
);
}
}
$fileData = isset($data['file']) ? $data['file'] : null;
if (!empty($commentId) && !empty($fileData)) {
$workParent = get_work_data_by_id($work['parent_id']);
if (!empty($workParent)) {
$uploadDir = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/work'.$workParent['url'];
$newFileName = 'comment_'.$commentId.'_'.php2phps(
api_replace_dangerous_char($fileData['name'])
);
$newFilePath = $uploadDir.'/'.$newFileName;
$result = move_uploaded_file($fileData['tmp_name'], $newFilePath);
if ($result) {
$params = array('file' => $newFileName);
Database::update(
$commentTable,
$params,
array('id = ? AND c_id = ? ' => array($commentId, $work['c_id']))
);
}
}
}
}
/**
* @param array $work
* @return string
*/
function getWorkCommentForm($work)
{
$form = new FormValidator(
'work_comment',
'post',
api_get_path(WEB_CODE_PATH).'work/view.php?id='.$work['id'].'&action=send_comment&'.api_get_cidreq()
);
$form->addElement('file', 'file', get_lang('Attachment'));
$form->addElement('textarea', 'comment', get_lang('Comment'), array('rows' => '8'));
$form->addElement('hidden', 'id', $work['id']);
if (api_is_allowed_to_edit()) {
$form->addElement('checkbox', 'send_mail', null, get_lang('SendMail'));
}
$form->addButtonSend(get_lang('Send'), 'button');
return $form->returnForm();
}
/**
* @param array $homework result of get_work_assignment_by_id()
* @return string
*/
function getWorkDateValidationStatus($homework)
{
$message = null;
$has_expired = false;
$has_ended = false;
if (!empty($homework)) {
if (!empty($homework['expires_on']) || !empty($homework['ends_on'])) {
$time_now = time();
if (!empty($homework['expires_on'])) {
$time_expires = api_strtotime($homework['expires_on'], 'UTC');
$difference = $time_expires - $time_now;
if ($difference < 0) {
$has_expired = true;
}
}
if (empty($homework['expires_on'])) {
$has_expired = false;
}
if (!empty($homework['ends_on'])) {
$time_ends = api_strtotime($homework['ends_on'], 'UTC');
$difference2 = $time_ends - $time_now;
if ($difference2 < 0) {
$has_ended = true;
}
}
$ends_on = api_convert_and_format_date($homework['ends_on']);
$expires_on = api_convert_and_format_date($homework['expires_on']);
}
if ($has_ended) {
$message = Display::return_message(get_lang('EndDateAlreadyPassed').' '.$ends_on, 'error');
} elseif ($has_expired) {
$message = Display::return_message(get_lang('ExpiryDateAlreadyPassed').' '.$expires_on, 'warning');
} else {
if ($has_expired) {
$message = Display::return_message(get_lang('ExpiryDateToSendWorkIs').' '.$expires_on);
}
}
}
return array(
'message' => $message,
'has_ended' => $has_ended,
'has_expired' => $has_expired
);
}
/**
* @param FormValidator $form
* @param int $uploadFormType
*/
function setWorkUploadForm($form, $uploadFormType = 0)
{
$form->addElement('header', get_lang('UploadADocument'));
$form->addElement('hidden', 'contains_file', 0, array('id'=>'contains_file_id'));
$form->addElement('hidden', 'active', 1);
$form->addElement('hidden', 'accepted', 1);
$form->addElement('text', 'title', get_lang('Title'), array('id' => 'file_upload', 'class' => 'span4'));
$form->addRule('title', get_lang('ThisFieldIsRequired'), 'required');
switch ($uploadFormType) {
case 0:
// File and text.
$form->addElement('file', 'file', get_lang('UploadADocument'), 'size="40" onchange="updateDocumentTitle(this.value)"');
$form->add_real_progress_bar('uploadWork', 'file');
$form->addHtmlEditor('description', get_lang('Description'), false, false, getWorkDescriptionToolbar());
break;
case 1:
// Only text.
$form->addHtmlEditor('description', get_lang('Description'), false, false, getWorkDescriptionToolbar());
$form->addRule('description', get_lang('ThisFieldIsRequired'), 'required');
break;
case 2:
// Only file.
$form->addElement('file', 'file', get_lang('UploadADocument'), 'size="40" onchange="updateDocumentTitle(this.value)"');
$form->add_real_progress_bar('uploadWork', 'file');
$form->addRule('file', get_lang('ThisFieldIsRequired'), 'required');
break;
}
$form->addButtonUpload(get_lang('Upload'), 'submitWork');
}
/**
* @param array $my_folder_data
* @param array $_course
* @return array
*/
function uploadWork($my_folder_data, $_course)
{
if (empty($_FILES['file']['size'])) {
return array('error' => Display :: return_message(get_lang('UplUploadFailedSizeIsZero'), 'error'));
}
$updir = api_get_path(SYS_COURSE_PATH).$_course['path'].'/work/'; //directory path to upload
// Try to add an extension to the file if it has'nt one
$filename = add_ext_on_mime(stripslashes($_FILES['file']['name']), $_FILES['file']['type']);
// Replace dangerous characters
$filename = api_replace_dangerous_char($filename);
// Transform any .php file in .phps fo security
$filename = php2phps($filename);
$filesize = filesize($_FILES['file']['tmp_name']);
if (empty($filesize)) {
return array('error' => Display :: return_message(get_lang('UplUploadFailedSizeIsZero'), 'error'));
} elseif (!filter_extension($new_file_name)) {
return array('error' => Display :: return_message(get_lang('UplUnableToSaveFileFilteredExtension'), 'error'));
}
$totalSpace = DocumentManager::documents_total_space($_course['real_id']);
$course_max_space = DocumentManager::get_course_quota($_course['code']);
$total_size = $filesize + $totalSpace;
if ($total_size > $course_max_space) {
return array(
'error' => Display :: return_message(get_lang('NoSpace'), 'error')
);
}
// Compose a unique file name to avoid any conflict
$new_file_name = api_get_unique_id();
$curdirpath = basename($my_folder_data['url']);
// If we come from the group tools the groupid will be saved in $work_table
if (is_dir($updir.$curdirpath) || empty($curdirpath)) {
$result = move_uploaded_file(
$_FILES['file']['tmp_name'],
$updir.$curdirpath.'/'.$new_file_name
);
} else {
return array(
'error' => Display :: return_message(
get_lang('FolderDoesntExistsInFileSystem'),
'error'
)
);
}
$url = null;
if ($result) {
$url = 'work/'.$curdirpath.'/'.$new_file_name;
}
return array(
'url' => $url,
'filename' => $filename,
'error' => null
);
}
/**
* @param int $workId
* @param array $courseInfo
* @param int $session_id
*/
function sendAlertToUsers($workId, $courseInfo, $session_id)
{
$user_list = array();
$workData = get_work_assignment_by_id($workId, $courseInfo['real_id']);
//last value is to check this is not "just" an edit
//YW Tis part serve to send a e-mail to the tutors when a new file is sent
$send = api_get_course_setting('email_alert_manager_on_new_doc');
if ($send == SEND_EMAIL_EVERYONE || $send == SEND_EMAIL_TEACHERS) {
// Lets predefine some variables. Be sure to change the from address!
if (empty($session_id)) {
//Teachers
$user_list = CourseManager::get_user_list_from_course_code(
api_get_course_id(),
null,
null,
null,
COURSEMANAGER
);
} else {
// Coaches
$user_list = CourseManager::get_user_list_from_course_code(
api_get_course_id(),
$session_id,
null,
null,
2
);
}
}
if ($send == SEND_EMAIL_EVERYONE || $send == SEND_EMAIL_STUDENTS) {
if (!$session_id) {
$session_id = null;
}
$student = CourseManager::get_user_list_from_course_code(
api_get_course_id(),
$session_id,
null,
null,
STUDENT,
null,
null,
null,
null,
null,
array(api_get_user_id())
);
$user_list = array_merge($user_list, $student);
}
if ($send) {
$senderEmail = api_get_setting('emailAdministrator');
$senderName = api_get_person_name(
api_get_setting('administratorName'),
api_get_setting('administratorSurname'),
null,
PERSON_NAME_EMAIL_ADDRESS
);
$subject = "[" . api_get_setting('siteName') . "] ".get_lang('SendMailBody')."\n".get_lang('CourseName')." : ".$courseInfo['name']." ";
foreach ($user_list as $user_data) {
$to_user_id = $user_data['user_id'];
$user_info = api_get_user_info($to_user_id);
$message = get_lang('SendMailBody')."\n".get_lang('CourseName')." : ".$courseInfo['name']."\n";
$message .= get_lang('UserName')." : ".api_get_person_name($user_info['firstname'], $user_info['lastname'])."\n";
$message .= get_lang('DateSent')." : ".api_format_date(api_get_local_time())."\n";
$message .= get_lang('WorkName')." : ".$workData['title']."\n\n".get_lang('DownloadLink')."\n";
$url = api_get_path(WEB_CODE_PATH)."work/work.php?cidReq=".$courseInfo['code']."&id_session=".$session_id."&id=".$workData['id'];
$message .= $url;
MessageManager::send_message_simple($to_user_id, $subject, $message);
api_mail_html(
api_get_person_name(
$user_info['firstname'].' '.$user_info['lastname'],
null,
PERSON_NAME_EMAIL_ADDRESS
),
$user_info['email'],
$subject,
$message,
$senderName,
$senderEmail
);
}
}
}
/**
* @param array $workInfo
* @param array $values
* @param array $courseInfo
* @param int $sessionId
* @param int $groupId
* @param int $userId
* @return null|string
*/
function processWorkForm($workInfo, $values, $courseInfo, $sessionId, $groupId, $userId)
{
$work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
$courseId = $courseInfo['real_id'];
$groupId = intval($groupId);
$sessionId = intval($sessionId);
$userId = intval($userId);
$title = $values['title'];
$description = $values['description'];
$contains_file = isset($values['contains_file']) && !empty($values['contains_file']) ? intval($values['contains_file']): 0;
$saveWork = true;
$message = null;
$filename = null;
$url = null;
if ($values['contains_file']) {
$result = uploadWork($workInfo, $courseInfo);
if (isset($result['error'])) {
$message = $result['error'];
$saveWork = false;
}
$filename = isset($result['filename']) ? $result['filename'] : null;
if (empty($title)) {
$title = isset($result['title']) && !empty($result['title']) ? $result['title'] : get_lang('Untitled');
}
$url = $result['url'];
}
if (empty($title)) {
$title = get_lang('Untitled');
}
if ($saveWork) {
$active = '1';
$sql = "INSERT INTO ".$work_table." SET
c_id = $courseId ,
url = '".$url . "',
title = '".Database::escape_string($title)."',
description = '".Database::escape_string($description)."',
contains_file = '".$contains_file."',
active = '".$active."',
accepted = '1',
post_group_id = '".$groupId."',
sent_date = '".api_get_utc_datetime()."',
parent_id = '".$workInfo['id']."' ,
session_id = '".$sessionId."',
user_id = '".$userId."'";
Database::query($sql);
$workId = Database::insert_id();
$sql = "UPDATE $work_table SET id = iid WHERE iid = $workId ";
Database::query($sql);
if ($workId) {
if (array_key_exists('filename', $workInfo) && !empty($filename)) {
$filename = Database::escape_string($filename);
$sql = "UPDATE $work_table SET
filename = '$filename'
WHERE iid = $workId";
Database::query($sql);
}
if (array_key_exists('document_id', $workInfo)) {
$documentId = isset($values['document_id']) ? intval($values['document_id']) : 0;
$sql = "UPDATE $work_table SET
document_id = '$documentId'
WHERE iid = $workId";
Database::query($sql);
}
api_item_property_update(
$courseInfo,
'work',
$workId,
'DocumentAdded',
$userId,
$groupId
);
sendAlertToUsers($workId, $courseInfo, $sessionId);
Event::event_upload($workId);
$message = Display::return_message(get_lang('DocAdd'));
}
} else {
if (empty($message)) {
$message = Display::return_message(get_lang('IsNotPosibleSaveTheDocument'), 'error');
}
}
return $message;
}
/**
* Creates a new task (directory) in the assignment tool
* @param array $params
* @param int $user_id
* @param array $courseInfo
* @param int $group_id
* @param int $session_id
* @return bool|int
* @note $params can have the following elements, but should at least have the 2 first ones: (
* 'new_dir' => 'some-name',
* 'description' => 'some-desc',
* 'qualification' => 20 (e.g. 20),
* 'weight' => 50 (percentage) to add to gradebook (e.g. 50),
* 'allow_text_assignment' => 0/1/2,
* @todo Rename createAssignment or createWork, or something like that
*/
function addDir($params, $user_id, $courseInfo, $group_id, $session_id)
{
$work_table = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$user_id = intval($user_id);
$group_id = intval($group_id);
$session_id = intval($session_id);
$base_work_dir = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/work';
$course_id = $courseInfo['real_id'];
$directory = api_replace_dangerous_char($params['new_dir']);
$directory = disable_dangerous_file($directory);
$created_dir = create_unexisting_work_directory($base_work_dir, $directory);
if (!empty($created_dir)) {
$dirName = '/'.$created_dir;
$today = api_get_utc_datetime();
$sql = "INSERT INTO " . $work_table . " SET
c_id = $course_id,
url = '".Database::escape_string($dirName)."',
title = '".Database::escape_string($params['new_dir'])."',
description = '".Database::escape_string($params['description'])."',
author = '',
active = '1',
accepted = '1',
filetype = 'folder',
post_group_id = '" . $group_id . "',
sent_date = '" . $today . "',
qualification = '".($params['qualification'] != '' ? Database::escape_string($params['qualification']) : '') ."',
parent_id = '',
qualificator_id = '',
weight = '".Database::escape_string($params['weight'])."',
session_id = '".$session_id."',
allow_text_assignment = '".Database::escape_string($params['allow_text_assignment'])."',
contains_file = 0,
user_id = '".$user_id."'";
Database::query($sql);
// Add the directory
$id = Database::insert_id();
if ($id) {
$sql = "UPDATE $work_table SET id = iid WHERE iid = $id";
Database::query($sql);
// Folder created
api_item_property_update(
$courseInfo,
'work',
$id,
'DirectoryCreated',
$user_id,
$group_id
);
updatePublicationAssignment($id, $params, $courseInfo, $group_id);
if (api_get_course_setting('email_alert_students_on_new_homework') == 1) {
send_email_on_homework_creation(api_get_course_id());
}
return $id;
}
}
return false;
}
/**
* @param int $workId
* @param array $courseInfo
* @return int
*/
function agendaExistsForWork($workId, $courseInfo)
{
$workTable = Database :: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$courseId = $courseInfo['real_id'];
$workId = intval($workId);
$sql = "SELECT add_to_calendar FROM $workTable
WHERE c_id = $courseId AND publication_id = ".$workId;
$res = Database::query($sql);
if (Database::num_rows($res)) {
$row = Database::fetch_array($res, 'ASSOC');
if (!empty($row['add_to_calendar'])) {
return $row['add_to_calendar'];
}
}
return 0;
}
/**
* Update work description, qualification, weight, allow_text_assignment
* @param int $workId
* @param array $params
* @param array $courseInfo
* @param int $sessionId
*/
function updateWork($workId, $params, $courseInfo, $sessionId = 0)
{
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$filteredParams = array(
'description' => $params['description'],
'qualification' => $params['qualification'],
'weight' => $params['weight'],
'allow_text_assignment' => $params['allow_text_assignment']
);
Database::update(
$workTable,
$filteredParams,
array(
'id = ? AND c_id = ? AND session_id = ? ' => array(
$workId, $courseInfo['real_id'], $sessionId
)
)
);
}
/**
* @param int $workId
* @param array $params
* @param array $courseInfo
* @param int $groupId
*/
function updatePublicationAssignment($workId, $params, $courseInfo, $groupId)
{
$table = Database::get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$workTable = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
$workId = intval($workId);
$time = api_get_utc_datetime();
$course_id = $courseInfo['real_id'];
// Insert into agenda
$agendaId = 0;
if (isset($params['add_to_calendar']) && $params['add_to_calendar'] == 1) {
require_once api_get_path(SYS_CODE_PATH).'resourcelinker/resourcelinker.inc.php';
// Setting today date
$date = $end_date = $time;
if (isset($params['enableExpiryDate'])) {
$end_date = $params['expires_on'];
$date = $end_date;
}
$title = sprintf(get_lang('HandingOverOfTaskX'), $params['new_dir']);
$description = isset($params['description']) ? $params['description'] : '';
$content = '<a href="'.api_get_path(WEB_CODE_PATH).'work/work_list.php?'.api_get_cidreq().'&id='.$workId.'">'
.$params['new_dir'].'</a>'.$description;
$agendaId = agendaExistsForWork($workId, $courseInfo);
// Add/edit agenda
$agenda = new Agenda();
$agenda->set_course($courseInfo);
$agenda->type = 'course';
if (empty($agendaId)) {
$agendaId = $agenda->addEvent(
$date,
$end_date,
'false',
$title,
$content,
array('GROUP:'.$groupId)
);
} else {
$agenda->editEvent(
$agendaId,
$end_date,
$end_date,
'false',
$title,
$content
);
}
}
$qualification = isset($params['qualification']) && !empty($params['qualification']) ? 1 : 0;
$expiryDate = isset($params['enableExpiryDate']) && $params['enableExpiryDate'] == 1 ? api_get_utc_datetime($params['expires_on']) : '';
$endDate = isset($params['enableEndDate']) && $params['enableEndDate'] == 1 ? api_get_utc_datetime($params['ends_on']) : '';
$data = get_work_assignment_by_id($workId, $course_id);
if (!empty($expiryDate)) {
$expiryDateCondition = "expires_on = '".Database::escape_string($expiryDate)."', ";
} else {
$expiryDateCondition = "expires_on = null, ";
}
if (!empty($endDate)) {
$endOnCondition = "ends_on = '".Database::escape_string($endDate)."', ";
} else {
$endOnCondition = "ends_on = null, ";
}
if (empty($data)) {
$sql = "INSERT INTO $table SET
c_id = $course_id ,
$expiryDateCondition
$endOnCondition
add_to_calendar = $agendaId,
enable_qualification = '$qualification',
publication_id = '$workId'";
Database::query($sql);
$my_last_id = Database::insert_id();
if ($my_last_id) {
$sql = "UPDATE $table SET
id = iid
WHERE iid = $my_last_id";
Database::query($sql);
$sql = "UPDATE $workTable SET
has_properties = $my_last_id,
view_properties = 1
WHERE c_id = $course_id AND id = $workId";
Database::query($sql);
}
} else {
$sql = "UPDATE $table SET
$expiryDateCondition
$endOnCondition
add_to_calendar = $agendaId,
enable_qualification = '".$qualification."'
WHERE
publication_id = $workId AND
c_id = $course_id AND
id = ".$data['id'];
Database::query($sql);
}
if (!empty($params['category_id'])) {
$link_info = GradebookUtils::is_resource_in_course_gradebook(
$courseInfo['code'],
LINK_STUDENTPUBLICATION,
$workId,
api_get_session_id()
);
$linkId = null;
if (!empty($link_info)) {
$linkId = $link_info['id'];
}
if (isset($params['make_calification']) &&
$params['make_calification'] == 1
) {
if (empty($linkId)) {
GradebookUtils::add_resource_to_course_gradebook(
$params['category_id'],
$courseInfo['code'],
LINK_STUDENTPUBLICATION,
$workId,
$params['dir_name'],
(float)$params['weight'],
(float)$params['qualification'],
$params['description'],
1,
api_get_session_id()
);
} else {
GradebookUtils::update_resource_from_course_gradebook(
$linkId,
$courseInfo['code'],
$params['weight']
);
}
} else {
// Delete everything of the gradebook for this $linkId
GradebookUtils::remove_resource_from_course_gradebook($linkId);
}
}
}
/**
* Delete all work by student
* @param int $userId
* @param array $courseInfo
* @return array return deleted items
*/
function deleteAllWorkPerUser($userId, $courseInfo)
{
$deletedItems = array();
$workPerUser = getWorkPerUser($userId);
if (!empty($workPerUser)) {
foreach ($workPerUser as $work) {
$work = $work['work'];
foreach ($work->user_results as $userResult) {
$result = deleteWorkItem($userResult['id'], $courseInfo);
if ($result) {
$deletedItems[] = $userResult;
}
}
}
}
return $deletedItems;
}
/**
* @param int $item_id
* @param array course info
* @return bool
*/
function deleteWorkItem($item_id, $courseInfo)
{
$work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
$TSTDPUBASG = Database :: get_course_table(TABLE_STUDENT_PUBLICATION_ASSIGNMENT);
$currentCourseRepositorySys = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/';
$is_allowed_to_edit = api_is_allowed_to_edit();
$file_deleted = false;
$item_id = intval($item_id);
$is_author = user_is_author($item_id);
$work_data = get_work_data_by_id($item_id);
$locked = api_resource_is_locked_by_gradebook($work_data['parent_id'], LINK_STUDENTPUBLICATION);
$course_id = $courseInfo['real_id'];
if (($is_allowed_to_edit && $locked == false) ||
(
$locked == false &&
$is_author &&
api_get_course_setting('student_delete_own_publication') == 1 &&
$work_data['qualificator_id'] == 0
)
) {
// We found the current user is the author
$sql = "SELECT url, contains_file FROM $work_table
WHERE c_id = $course_id AND id = $item_id";
$result = Database::query($sql);
$row = Database::fetch_array($result);
if (Database::num_rows($result) > 0) {
$sql = "UPDATE $work_table SET active = 2
WHERE c_id = $course_id AND id = $item_id";
Database::query($sql);
$sql = "DELETE FROM $TSTDPUBASG
WHERE c_id = $course_id AND publication_id = $item_id";
Database::query($sql);
api_item_property_update(
$courseInfo,
'work',
$item_id,
'DocumentDeleted',
api_get_user_id()
);
$work = $row['url'];
if ($row['contains_file'] == 1) {
if (!empty($work)) {
if (api_get_setting('permanently_remove_deleted_files') == 'true') {
my_delete($currentCourseRepositorySys.'/'.$work);
$file_deleted = true;
} else {
$extension = pathinfo($work, PATHINFO_EXTENSION);
$new_dir = $work.'_DELETED_'.$item_id.'.'.$extension;
if (file_exists($currentCourseRepositorySys.'/'.$work)) {
rename($currentCourseRepositorySys.'/'.$work, $currentCourseRepositorySys.'/'.$new_dir);
$file_deleted = true;
}
}
}
} else {
$file_deleted = true;
}
}
}
return $file_deleted;
}
/**
* @param FormValidator $form
* @param array $defaults
* @return FormValidator
*/
function getFormWork($form, $defaults = array())
{
if (!empty($defaults)) {
if (isset($defaults['submit'])) {
unset($defaults['submit']);
}
}
// Create the form that asks for the directory name
$form->addElement('text', 'new_dir', get_lang('AssignmentName'));
$form->addRule('new_dir', get_lang('ThisFieldIsRequired'), 'required');
$form->addHtmlEditor('description', get_lang('Description'), false, false, getWorkDescriptionToolbar());
$form->addButtonAdvancedSettings('advanced_params', get_lang('AdvancedParameters'));
if (!empty($defaults) && (isset($defaults['enableEndDate']) || isset($defaults['enableExpiryDate']))) {
$form->addElement('html', '<div id="advanced_params_options" style="display:block">');
} else {
$form->addElement('html', '<div id="advanced_params_options" style="display:none">');
}
// QualificationOfAssignment
$form->addElement('text', 'qualification', get_lang('QualificationNumeric'));
if ((api_get_session_id() != 0 && Gradebook::is_active()) || api_get_session_id() == 0) {
$form->addElement(
'checkbox',
'make_calification',
null,
get_lang('MakeQualifiable'),
array(
'id' =>'make_calification_id',
'onclick' => "javascript: if(this.checked) { document.getElementById('option1').style.display='block';}else{document.getElementById('option1').style.display='none';}"
)
);
} else {
// QualificationOfAssignment
$form->addElement('hidden', 'make_calification', false);
}
if (!empty($defaults) && isset($defaults['category_id'])) {
$form->addElement('html', '<div id=\'option1\' style="display:block">');
} else {
$form->addElement('html', '<div id=\'option1\' style="display:none">');
}
// Loading Gradebook select
GradebookUtils::load_gradebook_select_in_tool($form);
$form->addElement('text', 'weight', get_lang('WeightInTheGradebook'));
$form->addElement('html', '</div>');
$form->addElement('checkbox', 'enableExpiryDate', null, get_lang('EnableExpiryDate'), 'id="expiry_date"');
if (isset($defaults['enableExpiryDate']) && $defaults['enableExpiryDate']) {
$form->addElement('html', '<div id="option2" style="display: block;">');
} else {
$form->addElement('html', '<div id="option2" style="display: none;">');
}
$currentDate = substr(api_get_local_time(), 0, 10);
if (!isset($defaults['expires_on'])) {
$date = substr($currentDate, 0, 10);
$defaults['expires_on'] = $date.' 23:59';
}
if (!isset($defaults['ends_on'])) {
$date = substr($currentDate, 0, 10);
$defaults['ends_on'] = $date.' 23:59';
}
$form->addElement('date_time_picker', 'expires_on', get_lang('ExpiresAt'));
$form->addElement('html', '</div>');
$form->addElement('checkbox', 'enableEndDate', null, get_lang('EnableEndDate'), 'id="end_date"');
if (isset($defaults['enableEndDate']) && $defaults['enableEndDate']) {
$form->addElement('html', '<div id="option3" style="display: block;">');
} else {
$form->addElement('html', '<div id="option3" style="display: none;">');
}
$form->addElement('date_time_picker', 'ends_on', get_lang('EndsAt'));
$form->addElement('html', '</div>');
$form->addElement('checkbox', 'add_to_calendar', null, get_lang('AddToCalendar'));
$form->addElement('select', 'allow_text_assignment', get_lang('DocumentType'), getUploadDocumentType());
$form->addElement('html', '</div>');
if (isset($defaults['enableExpiryDate']) && isset($defaults['enableEndDate'])) {
$form->addRule(array('expires_on', 'ends_on'), get_lang('DateExpiredNotBeLessDeadLine'), 'comparedate');
}
if (!empty($defaults)) {
$form->setDefaults($defaults);
}
return $form;
}
/**
* @return array
*/
function getUploadDocumentType()
{
return array(
0 => get_lang('AllowFileOrText'),
1 => get_lang('AllowOnlyText'),
2 => get_lang('AllowOnlyFiles')
);
}
/**
* @param array $courseInfo
* @param bool $showScore
* @param bool $studentDeleteOwnPublication
*/
function updateSettings($courseInfo, $showScore, $studentDeleteOwnPublication)
{
$showScore = intval($showScore);
$courseId = api_get_course_int_id();
$main_course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
$table_course_setting = Database :: get_course_table(TOOL_COURSE_SETTING);
$query = "UPDATE ".$main_course_table." SET show_score = '".$showScore."'
WHERE id = $courseId";
Database::query($query);
/**
* Course data are cached in session so we need to update both the database
* and the session data
*/
$_course['show_score'] = $showScore;
Session::write('_course', $courseInfo);
// changing the tool setting: is a student allowed to delete his/her own document
// counting the number of occurrences of this setting (if 0 => add, if 1 => update)
$query = "SELECT * FROM " . $table_course_setting . "
WHERE c_id = $courseId AND variable = 'student_delete_own_publication'";
$result = Database::query($query);
$number_of_setting = Database::num_rows($result);
if ($number_of_setting == 1) {
$query = "UPDATE " . $table_course_setting . " SET
value='" . Database::escape_string($studentDeleteOwnPublication) . "'
WHERE variable = 'student_delete_own_publication' AND c_id = $courseId";
Database::query($query);
} else {
$query = "INSERT INTO " . $table_course_setting . " (c_id, variable, value, category) VALUES
($courseId, 'student_delete_own_publication' , '".Database::escape_string($studentDeleteOwnPublication) . "','work')";
Database::query($query);
}
}
/**
* @param int $item_id
* @param array $course_info
*/
function makeVisible($item_id, $course_info)
{
$work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
$course_id = $course_info['real_id'];
$item_id = intval($item_id);
$sql = "UPDATE $work_table SET accepted = 1
WHERE c_id = $course_id AND id = $item_id";
Database::query($sql);
api_item_property_update($course_info, 'work', $item_id, 'visible', api_get_user_id());
}
/**
* @param int $item_id
* @param array $course_info
*/
function makeInvisible($item_id, $course_info)
{
$work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
$item_id = intval($item_id);
$course_id = $course_info['real_id'];
$sql = "UPDATE " . $work_table . "
SET accepted = 0
WHERE c_id = $course_id AND id = '" . $item_id . "'";
Database::query($sql);
api_item_property_update(
$course_info,
'work',
$item_id,
'invisible',
api_get_user_id()
);
}
/**
* @param int $item_id
* @param string $path
* @param array $courseInfo
* @param int $groupId
* @param int $sessionId
* @return string
*/
function generateMoveForm($item_id, $path, $courseInfo, $groupId, $sessionId)
{
$work_table = Database :: get_course_table(TABLE_STUDENT_PUBLICATION);
$courseId = $courseInfo['real_id'];
$folders = array();
$session_id = intval($sessionId);
$groupId = intval($groupId);
$sessionCondition = empty($sessionId) ? " AND session_id = 0 " : " AND session_id='".$session_id."'";
$sql = "SELECT id, url, title
FROM $work_table
WHERE
c_id = $courseId AND
active IN (0, 1) AND
url LIKE '/%' AND
post_group_id = $groupId
$sessionCondition";
$res = Database::query($sql);
while ($folder = Database::fetch_array($res)) {
$title = empty($folder['title']) ? basename($folder['url']) : $folder['title'];
$folders[$folder['id']] = $title;
}
return build_work_move_to_selector($folders, $path, $item_id);
}
/**
* @param int $workId
* @return string
*/
function showStudentList($workId)
{
$columnModel = array(
array('name'=>'student', 'index'=>'student', 'width'=>'150', 'align'=>'left', 'sortable' => 'false'),
array('name'=>'works', 'index'=>'works', 'width'=>'50', 'align'=>'left', 'sortable' => 'false')
);
$token = null;
$url = api_get_path(WEB_AJAX_PATH).'model.ajax.php?a=get_work_student_list_overview&work_id='.$workId.'&'.api_get_cidreq();
$columns = array(
get_lang('Students'),
get_lang('Works')
);
$order = api_is_western_name_order() ? 'firstname' : 'lastname';
$params = array(
'autowidth' => 'true',
'height' => 'auto',
'rowNum' => 10,
'sortname' => $order,
'sortorder' => 'asc'
);
$html = '<script>
$(function() {
'.Display::grid_js('studentList', $url, $columns, $columnModel, $params, array(), null, true).'
$("#workList").jqGrid(
"navGrid",
"#studentList_pager",
{ edit: false, add: false, del: false },
{ height:280, reloadAfterSubmit:false }, // edit options
{ height:280, reloadAfterSubmit:false }, // add options
{ width:500 } // search options
);
});
</script>';
$html .= Display::grid_html('studentList');
return $html;
}
/**
* @param string $courseCode
* @param int $sessionId
* @param int $groupId
* @param int $start
* @param int $limit
* @param string $sidx
* @param string $sord
* @param $getCount
* @return array|int
*/
function getWorkUserList($courseCode, $sessionId, $groupId, $start, $limit, $sidx, $sord, $getCount = false)
{
if (!empty($groupId)) {
$userList = GroupManager::get_users(
$groupId,
false,
$start,
$limit,
$getCount,
null,
$sidx,
$sord
);
} else {
$limitString = null;
if (!empty($start) && !empty($limit)) {
$start = intval($start);
$limit = intval($limit);
$limitString = " LIMIT $start, $limit";
}
$orderBy = null;
if (!empty($sidx) && !empty($sord)) {
if (in_array($sidx, array('firstname', 'lastname'))) {
$orderBy = "ORDER BY $sidx $sord";
}
}
if (empty($sessionId)) {
$userList = CourseManager::get_user_list_from_course_code(
$courseCode,
$sessionId,
$limitString,
$orderBy ,
STUDENT,
$getCount
);
} else {
$userList = CourseManager::get_user_list_from_course_code(
$courseCode,
$sessionId,
$limitString,
$orderBy,
0,
$getCount
);
}
if ($getCount == false) {
$userList = array_keys($userList);
}
}
return $userList;
}
/**
* @param int $workId
* @param string $courseCode
* @param int $sessionId
* @param int $groupId
* @param int $start
* @param int $limit
* @param int $sidx
* @param string $sord
* @param bool $getCount
* @return array|int
*/
function getWorkUserListData(
$workId,
$courseCode,
$sessionId,
$groupId,
$start,
$limit,
$sidx,
$sord,
$getCount = false
) {
$my_folder_data = get_work_data_by_id($workId);
$workParents = array();
if (empty($my_folder_data)) {
$workParents = getWorkList($workId, $my_folder_data, null);
}
$workIdList = array();
if (!empty($workParents)) {
foreach ($workParents as $work) {
$workIdList[] = $work->id;
}
}
$courseInfo = api_get_course_info($courseCode);
$userList = getWorkUserList(
$courseCode,
$sessionId,
$groupId,
$start,
$limit,
$sidx,
$sord,
$getCount
);
if ($getCount) {
return $userList;
}
$results = array();
if (!empty($userList)) {
foreach ($userList as $userId) {
$user = api_get_user_info($userId);
$link = api_get_path(WEB_CODE_PATH).'work/student_work.php?'.api_get_cidreq().'&studentId='.$user['user_id'];
$url = Display::url(api_get_person_name($user['firstname'], $user['lastname']), $link);
$userWorks = 0;
if (!empty($workIdList)) {
$userWorks = getUniqueStudentAttempts(
$workIdList,
$groupId,
$courseInfo['real_id'],
$sessionId,
$user['user_id']
);
}
$works = $userWorks." / ".count($workParents);
$results[] = array('student' => $url, 'works' => $works);
}
}
return $results;
}
/**
* @param int $id
* @param array $course_info
* @param bool $download
* @return bool
*/
function getFile($id, $course_info, $download = true)
{
$file = getFileContents($id, $course_info);
if (!empty($file) && is_array($file)) {
return DocumentManager::file_send_for_download($file['path'], $download, $file['title']);
}
return false;
}
/**
* @param int $id
* @param array $course_info
* @return bool
*/
function downloadFile($id, $course_info)
{
return getFile($id, $course_info, true);
}
/**
* Get the file contents for an assigment
* @param int $id
* @param array $course_info
* @param int Session ID
* @return array|bool
*/
function getFileContents($id, $course_info, $sessionId = 0)
{
$id = intval($id);
if (empty($course_info) || empty($id)) {
return false;
}
if (empty($sessionId)) {
$sessionId = api_get_session_id();
}
$tbl_student_publication = Database::get_course_table(TABLE_STUDENT_PUBLICATION);
if (!empty($course_info['real_id'])) {
$sql = 'SELECT * FROM '.$tbl_student_publication.'
WHERE c_id = '.$course_info['real_id'].' AND id = "'.$id.'"';
$result = Database::query($sql);
if ($result && Database::num_rows($result)) {
$row = Database::fetch_array($result, 'ASSOC');
$full_file_name = api_get_path(SYS_COURSE_PATH).api_get_course_path().'/'.$row['url'];
$item_info = api_get_item_property_info(api_get_course_int_id(), 'work', $row['id'], $sessionId);
allowOnlySubscribedUser(api_get_user_id(), $row['parent_id'], $course_info['real_id']);
if (empty($item_info)) {
api_not_allowed();
}
/*
field show_score in table course :
0 => New documents are visible for all users
1 => New documents are only visible for the teacher(s)
field visibility in table item_property :
0 => eye closed, invisible for all students
1 => eye open
field accepted in table c_student_publication :
0 => eye closed, invisible for all students
1 => eye open
( We should have visibility == accepted, otherwise there is an
inconsistency in the Database)
field value in table c_course_setting :
0 => Allow learners to delete their own publications = NO
1 => Allow learners to delete their own publications = YES
+------------------+-------------------------+------------------------+
|Can download work?| doc visible for all = 0 | doc visible for all = 1|
+------------------+-------------------------+------------------------+
| visibility = 0 | editor only | editor only |
| | | |
+------------------+-------------------------+------------------------+
| visibility = 1 | editor | editor |
| | + owner of the work | + any student |
+------------------+-------------------------+------------------------+
(editor = teacher + admin + anybody with right api_is_allowed_to_edit)
*/
$work_is_visible = ($item_info['visibility'] == 1 && $row['accepted'] == 1);
$doc_visible_for_all = ($course_info['show_score'] == 1);
$is_editor = api_is_allowed_to_edit(true, true, true);
$student_is_owner_of_work = user_is_author($row['id'], $row['user_id']);
if ($is_editor ||
($student_is_owner_of_work) ||
($doc_visible_for_all && $work_is_visible)
) {
$title = $row['title'];
if (array_key_exists('filename', $row) && !empty($row['filename'])) {
$title = $row['filename'];
}
$title = str_replace(' ', '_', $title);
Event::event_download($title);
if (Security::check_abs_path(
$full_file_name,
api_get_path(SYS_COURSE_PATH).api_get_course_path().'/')
) {
return array(
'path' => $full_file_name,
'title' => $title
);
}
}
}
}
return false;
}
/**
* @param int $userId
* @param array $courseInfo
* @param string $format
* @return bool
*/
function exportAllWork($userId, $courseInfo, $format = 'pdf')
{
$userInfo = api_get_user_info($userId);
if (empty($userInfo) || empty($courseInfo)) {
return false;
}
$workPerUser = getWorkPerUser($userId);
switch ($format) {
case 'pdf':
if (!empty($workPerUser)) {
$pdf = new PDF();
$content = null;
foreach ($workPerUser as $work) {
$work = $work['work'];
foreach ($work->user_results as $userResult) {
//var_dump($userResult);exit;
$content .= $userResult['title'];
// No need to use api_get_local_time()
$content .= $userResult['sent_date'];
$content .= $userResult['qualification'];
$content .= $userResult['description'];
//$content .= getWorkComments($userResult);
}
}
if (!empty($content)) {
$pdf->content_to_pdf(
$content,
null,
api_replace_dangerous_char($userInfo['complete_name']),
$courseInfo['code']
);
}
}
break;
}
}
/**
* @param int $workId
* @param array $courseInfo
* @param int $sessionId
* @param string $format
* @return bool
*/
function exportAllStudentWorkFromPublication(
$workId,
$courseInfo,
$sessionId,
$format = 'pdf'
) {
if (empty($courseInfo)) {
return false;
}
$workData = get_work_data_by_id($workId);
if (empty($workData)) {
return false;
}
$assignment = get_work_assignment_by_id($workId);
$courseCode = $courseInfo['code'];
$header = get_lang('Course').': '.$courseInfo['title'];
$teachers = CourseManager::get_teacher_list_from_course_code_to_string(
$courseCode
);
if (!empty($sessionId)) {
$sessionInfo = api_get_session_info($sessionId);
if (!empty($sessionInfo)) {
$header .= ' - ' . $sessionInfo['name'];
$header .= '<br />' . $sessionInfo['description'];
$teachers = SessionManager::getCoachesByCourseSessionToString(
$sessionId,
$courseInfo['real_id']
);
}
}
$header .= '<br />'.get_lang('Teachers').': '.$teachers.'<br />';
$header .= '<br />'.get_lang('Date').': '.api_get_local_time().'<br />';
$header .= '<br />'.get_lang('StudentPublication').': '.$workData['title'].'<br />';
$content = null;
$expiresOn = null;
if (!empty($assignment) && isset($assignment['expires_on'])) {
$content .= '<br /><strong>' . get_lang('ExpiryDate') . '</strong>: ' . api_get_local_time($assignment['expires_on']);
$expiresOn = api_get_local_time($assignment['expires_on']);
}
if (!empty($workData['description'])) {
$content .= '<br /><strong>' . get_lang('Description') . '</strong>: ' . $workData['description'];
}
$workList = get_work_user_list(null, null, null, null, $workId);
switch ($format) {
case 'pdf':
if (!empty($workList)) {
$table = new HTML_Table(array('class' => 'data_table'));
$headers = array(
get_lang('Name'),
get_lang('User'),
get_lang('HandOutDateLimit'),
get_lang('SentDate'),
get_lang('FileName'),
get_lang('Score'),
get_lang('Feedback')
);
$column = 0;
foreach($headers as $header) {
$table->setHeaderContents(0, $column, $header);
$column++;
}
$row = 1;
//$pdf->set_custom_header($header);
foreach ($workList as $work) {
$content .= '<hr />';
// getWorkComments need c_id
$work['c_id'] = $courseInfo['real_id'];
//$content .= get_lang('Date').': '.api_get_local_time($work['sent_date_from_db']).'<br />';
$score = null;
if (!empty($work['qualification_only'])) {
$score = $work['qualification_only'];
}
//$content .= get_lang('Description').': '.$work['description'].'<br />';
$comments = getWorkComments($work);
$feedback = null;
if (!empty($comments)) {
$content .= '<h4>'.get_lang('Feedback').': </h4>';
foreach ($comments as $comment) {
$feedback .= get_lang('User').': '.api_get_person_name(
$comment['firstname'],
$comment['lastname']
).'<br />';
$feedback .= $comment['comment'].'<br />';
}
}
$table->setCellContents($row, 0, strip_tags($workData['title']));
$table->setCellContents($row, 1, api_get_person_name(strip_tags($work['firstname']), strip_tags($work['lastname'])));
$table->setCellContents($row, 2, $expiresOn);
$table->setCellContents($row, 3, api_get_local_time($work['sent_date_from_db']));
$table->setCellContents($row, 4, strip_tags($work['title']));
$table->setCellContents($row, 5, $score);
$table->setCellContents($row, 6, $feedback);
$row++;
}
$content = $table->toHtml();
if (!empty($content)) {
$params = array(
'filename' => $workData['title'] . '_' . api_get_local_time(),
'pdf_title' => api_replace_dangerous_char($workData['title']),
'course_code' => $courseInfo['code'],
'add_signatures' => false
);
$pdf = new PDF('A4', null, $params);
$pdf->html_to_pdf_with_template($content);
}
exit;
}
break;
}
}
/**
* Downloads all user files per user
* @param int $userId
* @param array $courseInfo
* @return bool
*/
function downloadAllFilesPerUser($userId, $courseInfo)
{
$userInfo = api_get_user_info($userId);
if (empty($userInfo) || empty($courseInfo)) {
return false;
}
require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php';
$tempZipFile = api_get_path(SYS_ARCHIVE_PATH).api_get_unique_id().".zip";
$coursePath = api_get_path(SYS_COURSE_PATH).$courseInfo['path'].'/work/';
$zip = new PclZip($tempZipFile);
$workPerUser = getWorkPerUser($userId);
if (!empty($workPerUser)) {
$files = array();
foreach ($workPerUser as $work) {
$work = $work['work'];
foreach ($work->user_results as $userResult) {
if (empty($userResult['url']) || empty($userResult['contains_file'])) {
continue;
}
$data = getFileContents($userResult['id'], $courseInfo);
if (!empty($data) && isset($data['path'])) {
$files[basename($data['path'])] = array(
'title' => $data['title'],
'path' => $data['path']
);
}
}
}
if (!empty($files)) {
Session::write('files', $files);
foreach ($files as $data) {
$zip->add(
$data['path'],
PCLZIP_OPT_REMOVE_PATH,
$coursePath,
PCLZIP_CB_PRE_ADD,
'preAddAllWorkStudentCallback'
);
}
}
// Start download of created file
$name = basename(api_replace_dangerous_char($userInfo['complete_name'])).'.zip';
Event::event_download($name.'.zip (folder)');
if (Security::check_abs_path($tempZipFile, api_get_path(SYS_ARCHIVE_PATH))) {
DocumentManager::file_send_for_download($tempZipFile, true, $name);
@unlink($tempZipFile);
exit;
}
}
exit;
}
/**
* @param $p_event
* @param array $p_header
* @return int
*/
function preAddAllWorkStudentCallback($p_event, &$p_header)
{
$files = Session::read('files');
if (isset($files[basename($p_header['stored_filename'])])) {
$p_header['stored_filename'] = $files[basename($p_header['stored_filename'])]['title'];
return 1;
}
return 0;
}
/**
* Get all work created by a user
* @param int $user_id
* @param int $courseId
* @param int $sessionId
* @return array
*/
function getWorkCreatedByUser($user_id, $courseId, $sessionId)
{
$items = api_get_item_property_list_by_tool_by_user(
$user_id,
'work',
$courseId,
$sessionId
);
$forumList = array();
if (!empty($items)) {
foreach ($items as $forum) {
$item = get_work_data_by_id(
$forum['ref'],
$courseId,
$sessionId
);
$forumList[] = array(
$item['title'],
api_get_local_time($forum['insert_date']),
api_get_local_time($forum['lastedit_date'])
);
}
}
return $forumList;
}