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chamilo-lms/main/inc/lib/thematic.lib.php

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<?php
/* For licensing terms, see /license.txt */
/**
* This file contains class used like library, provides functions for thematic option inside attendance tool. It's also used like model to thematic_controller (MVC pattern)
* Thematic class can be used to instanciate objects or as a library for thematic control
* @author Christian Fasanando <christian1827@gmail.com>
* @author Julio Montoya <gugli100@gmail.com> SQL fixes
* @package chamilo.course_progress
*/
class Thematic
{
private $session_id;
private $thematic_id;
private $thematic_title;
private $thematic_content;
private $thematic_plan_id;
private $thematic_plan_title;
private $thematic_plan_description;
private $thematic_plan_description_type;
private $thematic_advance_id;
private $attendance_id;
private $thematic_advance_content;
private $start_date;
private $duration;
private $course_int_id;
public function __construct() {
$this->course_int_id = api_get_course_int_id();
}
/**
* Get the total number of thematic inside current course and current session
* @see SortableTable#get_total_number_of_items()
*/
public function get_number_of_thematics() {
$tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
$condition_session = '';
if (!api_get_session_id()) {
$condition_session = api_get_session_condition(0);
}
$course_id = api_get_course_int_id();
$sql = "SELECT COUNT(id) AS total_number_of_items FROM $tbl_thematic WHERE c_id = $course_id AND active = 1 $condition_session ";
$res = Database::query($sql);
$obj = Database::fetch_object($res);
return $obj->total_number_of_items;
}
/**
* Get the thematics to display on the current page (fill the sortable-table)
* @param int offset of first user to recover
* @param int Number of users to get
* @param int Column to sort on
* @param string Order (ASC,DESC)
* @see SortableTable#get_table_data($from)
*/
public function get_thematic_data($from, $number_of_items, $column, $direction) {
$tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
$condition_session = '';
if (!api_get_session_id()) {
$condition_session = api_get_session_condition(0);
}
$column = intval($column);
$from = intval($from);
$number_of_items = intval($number_of_items);
if (!in_array($direction, array('ASC','DESC'))) {
$direction = 'ASC';
}
$course_id = api_get_course_int_id();
$sql = "SELECT id AS col0, title AS col1, display_order AS col2, session_id FROM $tbl_thematic
WHERE c_id = $course_id AND active = 1 $condition_session
ORDER BY col2 LIMIT $from,$number_of_items ";
$res = Database::query($sql);
$thematics = array ();
$param_gradebook = '';
if (isset($_SESSION['gradebook'])) {
$param_gradebook = '&gradebook='.$_SESSION['gradebook'];
}
$user_info = api_get_user_info(api_get_user_id());
while ($thematic = Database::fetch_row($res)) {
$session_star = '';
if (api_get_session_id() == $thematic[3]) {
$session_star = api_get_session_image(api_get_session_id(), $user_info['status']);
}
$thematic[1] = '<a href="index.php?'.api_get_cidreq().'&action=thematic_details&thematic_id='.$thematic[0].$param_gradebook.'">'.Security::remove_XSS($thematic[1], STUDENT).$session_star.'</a>';
if (api_is_allowed_to_edit(null, true)) {
$actions = '';
if (api_get_session_id()) {
if (api_get_session_id() == $thematic[3]) {
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_plan_list&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('lesson_plan.png',get_lang('ThematicPlan'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_list&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('lesson_plan_calendar.png',get_lang('ThematicAdvance'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_edit&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
$actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_delete&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('delete.png',get_lang('Delete'),'',22).'</a>';
} else {
$actions .= Display::return_icon('lesson_plan_na.png',get_lang('ThematicPlan'),'',22).'&nbsp;';
$actions .= Display::return_icon('lesson_plan_calendar_na.png',get_lang('ThematicAdvance'),'',22).'&nbsp;';
$actions .= Display::return_icon('edit_na.png',get_lang('Edit'),'',22);
$actions .= Display::return_icon('delete_na.png',get_lang('Delete'),'',22).'&nbsp;';
$actions .= Display::url(Display::return_icon('cd.gif', get_lang('Copy')), 'index.php?'.api_get_cidreq().'&action=thematic_copy&thematic_id='.$thematic[0].$param_gradebook);
}
} else {
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_plan_list&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('lesson_plan.png',get_lang('ThematicPlan'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_list&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('lesson_plan_calendar.png',get_lang('ThematicAdvance'),'',ICON_SIZE_SMALL).'</a>&nbsp;';
if ($thematic[2] > 1) {
$actions .= '<a href="'.api_get_self().'?action=moveup&'.api_get_cidreq().'&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('up.png', get_lang('Up'),'',22).'</a>';
} else {
$actions .= Display::return_icon('up_na.png','&nbsp;','',22);
}
if ($thematic[2] < self::get_max_thematic_item()) {
$actions .= '<a href="'.api_get_self().'?action=movedown&a'.api_get_cidreq().'&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('down.png',get_lang('Down'),'',22).'</a>';
} else {
$actions .= Display::return_icon('down_na.png','&nbsp;','',22);
}
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_edit&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
$actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_delete&thematic_id='.$thematic[0].$param_gradebook.'">'.Display::return_icon('delete.png',get_lang('Delete'),'',22).'</a>';
}
$thematics[] = array($thematic[0], $thematic[1], $actions);
}
}
return $thematics;
}
/**
* Get the maximum display order of the thematic item
* @return int Maximum display order
*/
public function get_max_thematic_item($use_session = true) {
// Database table definition
$tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
$session_id = api_get_session_id();
if ($use_session) {
$condition_session = api_get_session_condition($session_id);
} else {
$condition_session = '';
}
$course_id = api_get_course_int_id();
$sql = "SELECT MAX(display_order) FROM $tbl_thematic WHERE c_id = $course_id AND active = 1 $condition_session";
$rs = Database::query($sql);
$row = Database::fetch_array($rs);
return $row[0];
}
/**
* Move a thematic
*
* @param string Direction (up, down)
* @param int Thematic id
*/
public function move_thematic($direction, $thematic_id) {
// Database table definition
$tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
// sort direction
if ($direction == 'up') {
$sortorder = 'DESC';
} else {
$sortorder = 'ASC';
}
$course_id = api_get_course_int_id();
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
$sql = "SELECT id, display_order FROM $tbl_thematic WHERE c_id = $course_id AND active = 1 $condition_session ORDER BY display_order $sortorder";
$res = Database::query($sql);
$found = false;
//Variable definition
$current_id = 0;
$next_id = 0;
while ($row = Database::fetch_array($res)) {
if ($found && empty($next_id)) {
$next_id = intval($row['id']);
$next_display_order = intval($row['display_order']);
}
if ($row['id'] == $thematic_id) {
$current_id = intval($thematic_id);
$current_display_order = intval($row['display_order']);
$found = true;
}
}
// get last done thematic advance before move thematic list
$last_done_thematic_advance = $this->get_last_done_thematic_advance();
if (!empty($next_display_order) && !empty($current_id)) {
$sql = "UPDATE $tbl_thematic SET display_order = $next_display_order WHERE c_id = $course_id AND id = $current_id ";
Database::query($sql);
}
if (!empty($current_display_order) && !empty($next_id)) {
$sql = "UPDATE $tbl_thematic SET display_order = $current_display_order WHERE c_id = $course_id AND id = $next_id ";
Database::query($sql);
}
// update done advances with de current thematic list
$update_done_advances = $this->update_done_thematic_advances($last_done_thematic_advance);
}
/**
* get thematic list
* @param int Thematic id (optional), get list by id
* @return array Thematic data
*/
public function get_thematic_list($thematic_id = null, $course_code = null, $session_id = null) {
// set current course and session
$tbl_thematic = Database :: get_course_table(TABLE_THEMATIC);
$course_info = api_get_course_info($course_code);
$course_id = $course_info['real_id'];
if (isset($session_id)) {
$session_id = intval($session_id);
} else {
$session_id = api_get_session_id();
}
$data = array();
$condition = '';
if (isset($thematic_id)) {
$thematic_id = intval($thematic_id);
$condition = " WHERE id = $thematic_id AND active = 1 ";
} else {
$condition_session = '';
if (empty($session_id)) {
$condition_session = api_get_session_condition(0);
}
$condition = " WHERE active = 1 $condition_session ";
}
$sql = "SELECT * FROM $tbl_thematic $condition AND c_id = $course_id ORDER BY display_order ";
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
if (!empty($thematic_id)) {
$data = Database::fetch_array($res,'ASSOC');
} else {
while ($row = Database::fetch_array($res,'ASSOC')) {
$data[$row['id']] = $row;
}
}
}
return $data;
}
/**
* insert or update a thematic
* @return int last thematic id
*/
public function thematic_save() {
global $_course;
// definition database table
$tbl_thematic = Database::get_course_table(TABLE_THEMATIC);
// protect data
$id = intval($this->thematic_id);
$title = Database::escape_string($this->thematic_title);
$content = Database::escape_string($this->thematic_content);
$session_id = intval($this->session_id);
$user_id = api_get_user_id();
// get the maximum display order of all the glossary items
$max_thematic_item = $this->get_max_thematic_item(false);
if (empty($id)) {
// insert
$sql = "INSERT INTO $tbl_thematic (c_id, title, content, active, display_order, session_id)
VALUES ($this->course_int_id, '$title', '$content', 1, ".(intval($max_thematic_item)+1).", $session_id) ";
Database::query($sql);
$last_id = Database::insert_id();
if (Database::affected_rows()) {
// save inside item property table
$last_id = Database::insert_id();
api_item_property_update($_course, 'thematic', $last_id,"ThematicAdded", $user_id);
}
} else {
// update
$sql = "UPDATE $tbl_thematic SET title = '$title', content = '$content', session_id = $session_id WHERE id = $id AND c_id = {$this->course_int_id}";
Database::query($sql);
$last_id = $id;
if (Database::affected_rows()) {
// save inside item property table
api_item_property_update($_course, 'thematic', $last_id,"ThematicUpdated", $user_id);
}
}
return $last_id;
}
/**
* Delete logically (set active field to 0) a thematic
* @param int|array One or many thematic ids
* @return int Affected rows
*/
public function thematic_destroy($thematic_id) {
global $_course;
$tbl_thematic = Database::get_course_table(TABLE_THEMATIC);
$affected_rows = 0;
$user_id = api_get_user_id();
$course_id = api_get_course_int_id();
if (is_array($thematic_id)) {
foreach ($thematic_id as $id) {
$id = intval($id);
$sql = "UPDATE $tbl_thematic SET active = 0 WHERE c_id = $course_id AND id = $id";
Database::query($sql);
$affected_rows += Database::affected_rows();
if (!empty($affected_rows)) {
// update row item property table
api_item_property_update($_course, 'thematic', $id,"ThematicDeleted", $user_id);
//api_item_property_update($_course, TOOL_COURSE_PROGRESS, $id,"delete", $user_id);
}
}
} else {
$thematic_id = intval($thematic_id);
$sql = "UPDATE $tbl_thematic SET active = 0 WHERE c_id = $course_id AND id = $thematic_id";
Database::query($sql);
$affected_rows = Database::affected_rows();
if (!empty($affected_rows)) {
// update row item property table
//api_item_property_update($_course, TOOL_COURSE_PROGRESS, $thematic_id,"delete", $user_id);
api_item_property_update($_course, 'thematic', $thematic_id,"ThematicDeleted", $user_id);
}
}
return $affected_rows;
}
public function copy($thematic_id) {
$thematic = self::get_thematic_list($thematic_id, api_get_course_id(), 0);
$thematic_copy = new Thematic();
$thematic_copy->set_thematic_attributes('', $thematic['title'].' - '.get_lang('Copy'), $thematic['content'], api_get_session_id());
$new_thematic_id = $thematic_copy->thematic_save();
if (!empty($new_thematic_id)) {
$thematic_advanced = self::get_thematic_advance_by_thematic_id($thematic_id);
if(!empty($thematic_advanced)) {
foreach($thematic_advanced as $item) {
$thematic = new Thematic();
$thematic->set_thematic_advance_attributes(0, $new_thematic_id, 0, $item['content'], $item['start_date'], $item['duration']);
$thematic->thematic_advance_save();
}
}
$thematic_plan = self::get_thematic_plan_data($thematic_id);
if (!empty($thematic_plan)) {
foreach ($thematic_plan as $item) {
$thematic = new Thematic();
$thematic->set_thematic_plan_attributes($new_thematic_id, $item['title'], $item['description'], $item['description_type']);
$thematic->thematic_plan_save();
}
}
}
}
/**
* Get the total number of thematic advance inside current course
* @see SortableTable#get_total_number_of_items()
*/
public function get_number_of_thematic_advances() {
global $thematic_id;
$tbl_thematic_advance = Database :: get_course_table(TABLE_THEMATIC_ADVANCE);
$course_id = api_get_course_int_id();
$sql = "SELECT COUNT(id) AS total_number_of_items FROM $tbl_thematic_advance WHERE c_id = $course_id AND thematic_id = $thematic_id ";
$res = Database::query($sql);
$res = Database::query($sql);
$obj = Database::fetch_object($res);
return $obj->total_number_of_items;
}
/**
* Get the thematic advances to display on the current page (fill the sortable-table)
* @param int offset of first user to recover
* @param int Number of users to get
* @param int Column to sort on
* @param string Order (ASC,DESC)
* @see SortableTable#get_table_data($from)
*/
public function get_thematic_advance_data($from, $number_of_items, $column, $direction) {
global $thematic_id;
$tbl_thematic_advance = Database :: get_course_table(TABLE_THEMATIC_ADVANCE);
$thematic_data = self::get_thematic_list($thematic_id);
$column = intval($column);
$from = intval($from);
$number_of_items = intval($number_of_items);
if (!in_array($direction, array('ASC','DESC'))) {
$direction = 'ASC';
}
$data = array();
$course_id = api_get_course_int_id();
if (api_is_allowed_to_edit(null, true)) {
$sql = "SELECT id AS col0, start_date AS col1, duration AS col2, content AS col3 FROM $tbl_thematic_advance
WHERE c_id = $course_id AND thematic_id = $thematic_id
ORDER BY col$column $direction LIMIT $from,$number_of_items ";
$list = api_get_item_property_by_tool('thematic_advance', api_get_course_id(), api_get_session_id());
$elements = array();
foreach ($list as $value) {
$elements[] = $value['ref'];
}
$res = Database::query($sql);
$i = 1;
while ($thematic_advance = Database::fetch_row($res)) {
if(in_array($thematic_advance[0], $elements)) {
$thematic_advance[1] = api_get_local_time($thematic_advance[1]);
$thematic_advance[1] = api_format_date($thematic_advance[1], DATE_TIME_FORMAT_LONG);
$actions = '';
$actions .= '<a href="index.php?'.api_get_cidreq().'&action=thematic_advance_edit&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('edit.png',get_lang('Edit'),'',22).'</a>';
$actions .= '<a onclick="javascript:if(!confirm(\''.get_lang('AreYouSureToDelete').'\')) return false;" href="index.php?'.api_get_cidreq().'&action=thematic_advance_delete&thematic_id='.$thematic_id.'&thematic_advance_id='.$thematic_advance[0].'">'.Display::return_icon('delete.png',get_lang('Delete'),'',22).'</a></center>';
$data[] = array($i, $thematic_advance[1], $thematic_advance[2], $thematic_advance[3], $actions);
$i++;
}
}
}
return $data;
}
/**
* get thematic advance data by tematic id
* @param int Thematic id
* @param string Course code (optional)
* @return array data
*/
public function get_thematic_advance_by_thematic_id($thematic_id, $course_code = null) {
$course_info = api_get_course_info($course_code);
$course_id = $course_info['real_id'];
// set current course
$tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
$thematic_id = intval($thematic_id);
$data = array();
$sql = "SELECT * FROM $tbl_thematic_advance WHERE c_id = $course_id AND thematic_id = $thematic_id ";
$elements = array();
$list = api_get_item_property_by_tool('thematic_advance', $course_info['code'], api_get_session_id());
foreach($list as $value) {
$elements[] = $value['ref'];
}
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
while ($row = Database::fetch_array($res, 'ASSOC')) {
if (in_array($row['id'], $elements)) {
$data[] = $row;
}
}
}
return $data;
}
public function get_thematic_advance_div($data) {
$return_array = array();
$uinfo = api_get_user_info();
foreach ($data as $thematic_id => $thematic_advance_data) {
foreach ($thematic_advance_data as $key => $thematic_advance) {
$session_star = '';
if (api_is_allowed_to_edit(null, true)) {
if ($thematic_advance['session_id'] !=0) {
$session_star = api_get_session_image(api_get_session_id(), $uinfo['status']);
}
}
//DATE_TIME_FORMAT_LONG
$thematic_advance_item = '<div><strong>'.api_convert_and_format_date($thematic_advance['start_date'], DATE_FORMAT_LONG).$session_star.'</strong></div>';
// $thematic_advance_item .= '<div>'.get_lang('DurationInHours').' : '.$thematic_advance['duration'].'</div>';
$thematic_advance_item .= '<div>'.$thematic_advance['duration'].' '.get_lang('HourShort').'</div>';
$thematic_advance_item .= '<div>'.Security::remove_XSS($thematic_advance['content'], STUDENT).'</div>';
$return_array[$thematic_id][$thematic_advance['id']] = $thematic_advance_item;
}
}
return $return_array;
}
public function get_thematic_plan_div($data) {
$final_return = array();
$uinfo = api_get_user_info();
foreach ($data as $thematic_id => $thematic_plan_data) {
$new_thematic_plan_data = array();
foreach($thematic_plan_data as $thematic_item) {
$thematic_simple_list[] = $thematic_item['description_type'];
$new_thematic_plan_data[$thematic_item['description_type']] = $thematic_item;
}
$new_id = ADD_THEMATIC_PLAN;
if (!empty($thematic_simple_list)) {
foreach($thematic_simple_list as $item) {
//if ($item >= ADD_THEMATIC_PLAN) {
//$new_id = $item + 1;
$default_thematic_plan_title[$item] = $new_thematic_plan_data[$item]['title'];
//}
}
}
$no_data = true;
$session_star = '';
$return = '<div id="thematic_plan_'.$thematic_id.'">';
if (!empty($default_thematic_plan_title)) {
foreach ($default_thematic_plan_title as $id=>$title) {
$thematic_plan_data_item = '';
//avoid others
if ($title == 'Others' && empty($data[$thematic_id][$id]['description'])) {
continue;
}
if (!empty($data[$thematic_id][$id]['title']) && !empty($data[$thematic_id][$id]['description'])) {
if (api_is_allowed_to_edit(null, true)) {
if ($data[$thematic_id][$id]['session_id'] !=0) {
$session_star = api_get_session_image(api_get_session_id(), $uinfo['status']);
}
}
$return .= Display::tag('h3', Security::remove_XSS($data[$thematic_id][$id]['title'], STUDENT).$session_star);
$return .= Security::remove_XSS($data[$thematic_id][$id]['description'], STUDENT);
$no_data = false;
}
}
}
if ($no_data) {
$return .= '<div><em>'.get_lang('StillDoNotHaveAThematicPlan').'</em></div>';
}
$return .= '</div>';
$final_return[$thematic_id] = $return;
}
return $final_return;
}
/**
* get thematic advance list
* @param int $thematic_advance_id Thematic advance id (optional), get data by thematic advance list
* @param string $course_code Course code (optional)
* @param bool $force_session_id Force to have a session id
* @return array $data
*/
public function get_thematic_advance_list($thematic_advance_id = null, $course_code = null, $force_session_id = false) { // set current course
$course_info = api_get_course_info($course_code);
$tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
$tbl_thematic = Database::get_course_table(TABLE_THEMATIC);
$data = array();
$condition = '';
if (isset($thematic_advance_id)) {
$thematic_advance_id = intval($thematic_advance_id);
$condition = " AND a.id = $thematic_advance_id ";
}
$course_id = $course_info['real_id'];
$sql = "SELECT * FROM $tbl_thematic_advance a WHERE c_id = $course_id $condition ORDER BY start_date ";
$elements = array();
if ($force_session_id) {
$list = api_get_item_property_by_tool('thematic_advance', $course_info['code'], api_get_session_id());
foreach($list as $value) {
$elements[$value['ref']]= $value;
}
}
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
if (!empty($thematic_advance_id)) {
$data = Database::fetch_array($res);
} else {
// group all data group by thematic id
$tmp = array();
while ($row = Database::fetch_array($res, 'ASSOC')) {
$tmp[] = $row['thematic_id'];
if (in_array($row['thematic_id'], $tmp)) {
if ($force_session_id) {
if (in_array($row['id'], array_keys($elements))) {
$row['session_id'] = $elements[$row['id']]['id_session'];
$data[$row['thematic_id']][$row['id']] = $row;
}
} else {
$data[$row['thematic_id']][$row['id']] = $row;
}
}
}
}
}
return $data;
}
/**
* insert or update a thematic advance
* @todo problem
* @return int last thematic advance id
*/
public function thematic_advance_save() {
global $_course;
// definition database table
$tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
// protect data
$id = intval($this->thematic_advance_id);
$tematic_id = intval($this->thematic_id);
$attendance_id = intval($this->attendance_id);
$content = Database::escape_string($this->thematic_advance_content);
$start_date = Database::escape_string($this->start_date);
$duration = intval($this->duration);
$user_id = api_get_user_id();
if (empty($id)) {
// Insert
$sql = "INSERT INTO $tbl_thematic_advance (c_id, thematic_id, attendance_id, content, start_date, duration)
VALUES ($this->course_int_id, $tematic_id, $attendance_id, '$content', '".api_get_utc_datetime($start_date)."', '$duration') ";
Database::query($sql);
$last_id = Database::insert_id();
if (Database::affected_rows()) {
api_item_property_update($_course, 'thematic_advance', $last_id,"ThematicAdvanceAdded", $user_id);
}
} else {
// update
$sql = "UPDATE $tbl_thematic_advance SET thematic_id = '$tematic_id', attendance_id = '$attendance_id', content = '$content', start_date = '".api_get_utc_datetime($start_date)."', duration = '$duration'
WHERE c_id = {$this->course_int_id} AND id = $id ";
Database::query($sql);
if (Database::affected_rows()) {
api_item_property_update($_course, 'thematic_advance', $id, "ThematicAdvanceUpdated", $user_id);
}
}
return $last_id;
}
/**
* delete thematic advance
* @param int Thematic advance id
* @return int Affected rows
*/
public function thematic_advance_destroy($thematic_advance_id) {
global $_course;
$course_id = api_get_course_int_id();
// definition database table
$tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
// protect data
$thematic_advance_id = intval($thematic_advance_id);
$user_id = api_get_user_id();
$sql = "DELETE FROM $tbl_thematic_advance WHERE c_id = $course_id AND id = $thematic_advance_id ";
Database::query($sql);
$affected_rows = Database::affected_rows();
if ($affected_rows) {
api_item_property_update($_course, 'thematic_advance', $thematic_advance_id,"ThematicAdvanceDeleted", $user_id);
}
return $affected_rows;
}
/**
* get thematic plan data
* @param int Thematic id (optional), get data by thematic id
* @param int Thematic plan description type (optional), get data by description type
* @return array Thematic plan data
*/
public function get_thematic_plan_data($thematic_id = null, $description_type = null) {
// definition database table
$tbl_thematic_plan = Database::get_course_table(TABLE_THEMATIC_PLAN);
$tbl_thematic = Database::get_course_table(TABLE_THEMATIC);
$course_id = api_get_course_int_id();
$data = array();
$condition = '';
if (isset($thematic_id)) {
$thematic_id = intval($thematic_id);
$condition .= " AND thematic_id = $thematic_id ";
}
if (isset($description_type)) {
$description_type = intval($description_type);
$condition .= " AND description_type = $description_type ";
}
$items_from_course = api_get_item_property_by_tool('thematic_plan', api_get_course_id(), 0);
$items_from_session = api_get_item_property_by_tool('thematic_plan', api_get_course_id(), api_get_session_id());
$thematic_plan_complete_list = array();
$thematic_plan_id_list = array();
if (!empty($items_from_course)) {
foreach($items_from_course as $item) {
$thematic_plan_id_list[] = $item['ref'];
$thematic_plan_complete_list[$item['ref']] = $item;
}
}
if (!empty($items_from_session)) {
foreach($items_from_session as $item) {
$thematic_plan_id_list[] = $item['ref'];
$thematic_plan_complete_list[$item['ref']] = $item;
}
}
if (!empty($thematic_plan_id_list)) {
$sql = "SELECT tp.id, thematic_id, tp.title, description, description_type, t.session_id
FROM $tbl_thematic_plan tp INNER JOIN $tbl_thematic t ON (t.id=tp.thematic_id)
WHERE t.c_id = $course_id AND tp.c_id = $course_id $condition AND tp.id IN (".implode(', ', $thematic_plan_id_list).") ";
$rs = Database::query($sql);
if (Database::num_rows($rs)) {
if (!isset($thematic_id) && !isset($description_type)) {
// group all data group by thematic id
$tmp = array();
while ($row = Database::fetch_array($rs,'ASSOC')) {
$tmp[] = $row['thematic_id'];
if (in_array($row['thematic_id'], $tmp)) {
$row['session_id'] = $thematic_plan_complete_list[$row['id']];
$data[$row['thematic_id']][$row['description_type']] = $row;
}
}
} else {
while ($row = Database::fetch_array($rs,'ASSOC')) {
$row['session_id'] = $thematic_plan_complete_list[$row['id']];
$data[] = $row;
}
}
}
}
return $data;
}
/**
* insert or update a thematic plan
* @return int affected rows
*/
public function thematic_plan_save() {
global $_course;
// definition database table
$tbl_thematic_plan = Database::get_course_table(TABLE_THEMATIC_PLAN);
// protect data
$thematic_id = intval($this->thematic_id);
$title = Database::escape_string($this->thematic_plan_title);
$description = Database::escape_string($this->thematic_plan_description);
$description_type = intval($this->thematic_plan_description_type);
$user_id = api_get_user_id();
$course_id = api_get_course_int_id();
$list = api_get_item_property_by_tool('thematic_plan', api_get_course_id(), api_get_session_id());
$elements_to_show = array();
foreach($list as $value) {
$elements_to_show[]= $value['ref'];
}
$condition = '';
if (!empty($elements_to_show)) {
$condition = "AND id IN (".implode(',', $elements_to_show).") ";
}
// check thematic plan type already exists
$sql = "SELECT id FROM $tbl_thematic_plan WHERE c_id = $course_id AND thematic_id = $thematic_id AND description_type = '$description_type'";
$rs = Database::query($sql);
$affected_rows = 0;
if (Database::num_rows($rs) > 0) {
//if (!empty($thematic_plan_data)) {
$row_thematic_plan = Database::fetch_array($rs);
$thematic_plan_id = $row_thematic_plan['id'];
//Checking the session
$thematic_plan_data = api_get_item_property_info(api_get_course_int_id(), 'thematic_plan', $thematic_plan_id);
$update = false;
if (in_array($thematic_plan_id, $elements_to_show)) {
$update = true;
}
if ($update) {
// update
$upd = "UPDATE $tbl_thematic_plan SET title = '$title', description = '$description' WHERE c_id = $course_id AND id = $thematic_plan_id";
Database::query($upd);
$affected_rows = Database::affected_rows();
if ($affected_rows) {
api_item_property_update($_course, 'thematic_plan', $thematic_plan_id, "ThematicPlanUpdated", $user_id);
}
} else {
// insert
$ins = "INSERT INTO $tbl_thematic_plan (c_id, thematic_id, title, description, description_type)
VALUES ($this->course_int_id, $thematic_id, '$title', '$description', $description_type) ";
Database::query($ins);
$last_id = Database::insert_id();
$affected_rows = Database::affected_rows();
if ($affected_rows) {
api_item_property_update($_course, 'thematic_plan', $last_id,"ThematicPlanAdded", $user_id);
}
}
} else {
// insert
$ins = "INSERT INTO $tbl_thematic_plan (c_id, thematic_id, title, description, description_type)
VALUES($this->course_int_id, $thematic_id, '$title', '$description', $description_type) ";
Database::query($ins);
$last_id = Database::insert_id();
$affected_rows = Database::affected_rows();
if ($affected_rows) {
api_item_property_update($_course, 'thematic_plan', $last_id,"ThematicPlanAdded", $user_id);
}
}
return $affected_rows;
}
/**
* delete a thematic plan description
* @param int Thematic id
* @param int Description type
* @return int Affected rows
*/
public function thematic_plan_destroy($thematic_id, $description_type) {
global $_course;
// definition database table
$tbl_thematic_plan = Database::get_course_table(TABLE_THEMATIC_PLAN);
// protect data
$thematic_id = intval($thematic_id);
$description_type = intval($description_type);
$user_id = api_get_user_id();
$course_id = $course_info['real_id'];
// get thematic plan id
$thematic_plan_data = $this->get_thematic_plan_data($thematic_id, $description_type);
$thematic_plan_id = $thematic_plan_data[0]['id'];
// delete
$sql = "DELETE FROM $tbl_thematic_plan WHERE c_id = $course_id AND thematic_id = $thematic_id AND description_type = $description_type ";
Database::query($sql);
$affected_rows = Database::affected_rows();
if ($affected_rows) {
api_item_property_update($_course, 'thematic_plan', $thematic_plan_id,"ThematicPlanDeleted", $user_id);
}
return $affected_rows;
}
/**
* Get next description type for a new thematic plan description (option 'others')
* @param int Thematic id
* @return int New Description type
*/
public function get_next_description_type($thematic_id) {
// definition database table
$tbl_thematic_plan = Database::get_course_table(TABLE_THEMATIC_PLAN);
// protect data
$thematic_id = intval($thematic_id);
$description_type = intval($description_type);
$next_description_type = 0;
$course_id = api_get_course_int_id();
$sql = "SELECT MAX(description_type) as max FROM $tbl_thematic_plan
WHERE c_id = $course_id AND thematic_id = $thematic_id AND description_type >= ".ADD_THEMATIC_PLAN." ";
$rs = Database::query($sql);
$row = Database::fetch_array($rs);
$last_description_type = $row['max'];
if (isset($last_description_type)) {
$row = Database::fetch_array($rs);
$next_description_type = $last_description_type + 1;
} else {
$next_description_type = ADD_THEMATIC_PLAN;
}
return $next_description_type;
}
/**
* update done thematic advances from thematic details interface
* @param int Thematic id
* @return int Affected rows
*/
public function update_done_thematic_advances($thematic_advance_id) {
global $_course;
$thematic_data = $this->get_thematic_list(null, api_get_course_id());
$thematic_advance_data = $this->get_thematic_advance_list(null, api_get_course_id(), true);
$tbl_thematic_advance = Database::get_course_table(TABLE_THEMATIC_ADVANCE);
$affected_rows = 0;
$user_id = api_get_user_id();
$all = array();
if (!empty($thematic_data)) {
foreach ($thematic_data as $thematic) {
$thematic_id = $thematic['id'];
if (!empty($thematic_advance_data[$thematic['id']])) {
foreach ($thematic_advance_data[$thematic['id']] as $thematic_advance) {
$all[] = $thematic_advance['id'];
}
}
}
}
$error = null;
$a_thematic_advance_ids = array();
$course_id = api_get_course_int_id();
if (!empty($thematic_data)) {
foreach ($thematic_data as $thematic) {
$my_affected_rows = 0;
$thematic_id = $thematic['id'];
if (!empty($thematic_advance_data[$thematic['id']])) {
foreach ($thematic_advance_data[$thematic['id']] as $thematic_advance) {
$item_info = api_get_item_property_info(api_get_course_int_id(), 'thematic_advance', $thematic_advance['id']);
if ($item_info['id_session'] == api_get_session_id()) {
$a_thematic_advance_ids[] = $thematic_advance['id'];
// update done thematic for previous advances ((done_advance = 1))
$upd = "UPDATE $tbl_thematic_advance SET done_advance = 1 WHERE c_id = $course_id AND id = ".$thematic_advance['id']." ";
Database::query($upd);
$my_affected_rows = Database::affected_rows();
$affected_rows += $my_affected_rows;
//if ($my_affected_rows) {
api_item_property_update($_course, 'thematic_advance', $thematic_advance['id'], "ThematicAdvanceDone", $user_id);
//}
if ($thematic_advance['id'] == $thematic_advance_id) {
break 2;
}
}
}
}
}
}
// Update done thematic for others advances (done_advance = 0)
if (!empty($a_thematic_advance_ids) && count($a_thematic_advance_ids) > 0) {
$diff = array_diff($all, $a_thematic_advance_ids);
if (!empty($diff)) {
$upd = "UPDATE $tbl_thematic_advance SET done_advance = 0 WHERE c_id = $course_id AND id IN(".implode(',',$diff).") ";
Database::query($upd);
}
// update item_property
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
$session_id = api_get_session_id();
// get all thematic advance done
$rs_thematic_done = Database::query("SELECT ref FROM $tbl_item_property
WHERE c_id = $course_id AND tool='thematic_advance' AND lastedit_type='ThematicAdvanceDone' AND id_session = $session_id ");
if (Database::num_rows($rs_thematic_done) > 0) {
while ($row_thematic_done = Database::fetch_array($rs_thematic_done)) {
$ref = $row_thematic_done['ref'];
if (in_array($ref, $a_thematic_advance_ids)) { continue; }
// update items
Database::query("UPDATE $tbl_item_property SET lastedit_date='".api_get_utc_datetime()."', lastedit_type='ThematicAdvanceUpdated', lastedit_user_id = $user_id WHERE c_id = $course_id AND tool='thematic_advance' AND ref=$ref AND id_session = $session_id ");
}
}
}
return $affected_rows;
}
/**
* Get last done thematic advance from thematic details interface
* @return int Last done thematic advance id
*/
public function get_last_done_thematic_advance() {
$thematic_data = $this->get_thematic_list();
$thematic_advance_data = $this->get_thematic_advance_list(null, api_get_course_id(), true);
$a_thematic_advance_ids = array();
$last_done_advance_id = 0;
if (!empty($thematic_data)) {
foreach ($thematic_data as $thematic) {
$thematic_id = $thematic['id'];
if (!empty($thematic_advance_data[$thematic['id']])) {
foreach ($thematic_advance_data[$thematic['id']] as $thematic_advance) {
if ($thematic_advance['done_advance'] == 1) {
$a_thematic_advance_ids[] = $thematic_advance['id'];
}
}
}
}
}
if (!empty($a_thematic_advance_ids)) {
$last_done_advance_id = array_pop($a_thematic_advance_ids);
$last_done_advance_id = intval($last_done_advance_id);
}
return $last_done_advance_id;
}
/**
* Get next thematic advance not done from thematic details interface
* @param int Offset (if you want to get an item that is not directly the next)
* @return int next thematic advance not done
*/
public function get_next_thematic_advance_not_done($offset = 1) {
$thematic_data = $this->get_thematic_list();
$thematic_advance_data = $this->get_thematic_advance_list();
$a_thematic_advance_ids = array();
$next_advance_not_done = 0;
if (!empty($thematic_data)) {
foreach ($thematic_data as $thematic) {
if (!empty($thematic_advance_data[$thematic['id']])) {
foreach ($thematic_advance_data[$thematic['id']] as $thematic_advance) {
if ($thematic_advance['done_advance'] == 0) {
$a_thematic_advance_ids[] = $thematic_advance['id'];
}
}
}
}
}
if (!empty($a_thematic_advance_ids)) {
for ($i = 0; $i < $offset; $i++) {
$next_advance_not_done = array_shift($a_thematic_advance_ids);
}
$next_advance_not_done = intval($next_advance_not_done);
}
return $next_advance_not_done;
}
/**
* Get total average of thematic advances
* @param string Course code (optional)
* @param int Session id (optional)
* @return float Average of thematic advances
*/
public function get_total_average_of_thematic_advances($course_code = null, $session_id = null) {
if (empty($course_code)) {
$course_code = api_get_course_id();
}
if (api_get_session_id()) {
$thematic_data = $this->get_thematic_list(null, $course_code );
} else {
$thematic_data = $this->get_thematic_list(null, $course_code, 0);
}
$new_thematic_data = array();
if (!empty($thematic_data)) {
foreach ($thematic_data as $item) {
$new_thematic_data[] = $item;
}
$thematic_data = $new_thematic_data;
}
$thematic_advance_data = $this->get_thematic_advance_list(null, $course_code, true);
$a_average_of_advances_by_thematic = array();
$total_average = 0;
if (!empty($thematic_data)) {
foreach ($thematic_data as $thematic) {
$thematic_id = $thematic['id'];
$a_average_of_advances_by_thematic[$thematic_id] = $this->get_average_of_advances_by_thematic($thematic_id, $course_code);
}
}
// calculate total average
if (!empty($a_average_of_advances_by_thematic)) {
$count_tematics = count($thematic_data);
$score = array_sum($a_average_of_advances_by_thematic);
$total_average = round(($score*100)/($count_tematics*100));
}
return $total_average;
}
/**
* Get average of advances by thematic
* @param int Thematic id
* @param string Course code (optional)
* @return float Average of thematic advances
*/
public function get_average_of_advances_by_thematic($thematic_id, $course_code = null) {
$thematic_advance_data = $this->get_thematic_advance_by_thematic_id($thematic_id, $course_code);
$average = 0;
if (!empty($thematic_advance_data)) {
// get all done advances by thematic
$advances = array();
$count_done_advances = 0;
$average = 0;
foreach ($thematic_advance_data as $thematic_advance) {
if ($thematic_advance['done_advance'] == 1) {
$count_done_advances++;
}
$advances[] = $thematic_advance['done_advance'];
}
// calculate average by thematic
$count_total_advances = count($advances);
$average = round(($count_done_advances*100)/$count_total_advances);
}
return $average;
}
/**
* set attributes for fields of thematic table
* @param int Thematic id
* @param string Thematic title
* @param string Thematic content
* @param int Session id
* @return void
*/
public function set_thematic_attributes($id = null, $title = '', $content = '', $session_id = 0) {
$this->thematic_id = $id;
$this->thematic_title = $title;
$this->thematic_content = $content;
$this->session_id = $session_id;
}
/**
* set attributes for fields of thematic_plan table
* @param int Thematic id
* @param string Thematic plan title
* @param string Thematic plan description
* @param int Thematic plan description type
* @return void
*/
public function set_thematic_plan_attributes($thematic_id = 0, $title = '', $description = '', $description_type = 0) {
$this->thematic_id = $thematic_id;
$this->thematic_plan_title = $title;
$this->thematic_plan_description = $description;
$this->thematic_plan_description_type = $description_type;
}
/**
* set attributes for fields of thematic_advance table
* @param int Thematic advance id
* @param int Thematic id
* @param int Attendance id
* @param string Content
* @param string Date and time
* @param int Duration in hours
* @return void
*/
public function set_thematic_advance_attributes($id = null, $thematic_id = 0, $attendance_id = 0, $content = '', $start_date = '0000-00-00 00:00:00', $duration = 0) {
$this->thematic_advance_id = $id;
$this->thematic_id = $thematic_id;
$this->attendance_id = $attendance_id;
$this->thematic_advance_content = $content;
$this->start_date = $start_date;
$this->duration = $duration;
}
/**
* set thematic id
* @param int Thematic id
* @return void
*/
public function set_thematic_id($thematic_id) {
$this->thematic_id = $thematic_id;
}
/**
* get thematic id
* @return void
*/
public function get_thematic_id() {
return $this->thematic_id;
}
/**
* Get thematic plan titles by default
* @return array
*/
public function get_default_thematic_plan_title() {
$default_thematic_plan_titles = array();
$default_thematic_plan_titles[1]= get_lang('Objectives');
$default_thematic_plan_titles[2]= get_lang('SkillToAcquire');
$default_thematic_plan_titles[3]= get_lang('Methodology');
$default_thematic_plan_titles[4]= get_lang('Infrastructure');
$default_thematic_plan_titles[5]= get_lang('Assessment');
$default_thematic_plan_titles[6]= get_lang('Others');
return $default_thematic_plan_titles;
}
/**
* Get thematic plan icons by default
* @return array
*/
public function get_default_thematic_plan_icon() {
$default_thematic_plan_icon = array();
$default_thematic_plan_icon[1]= 'icons/32/objective.png';
$default_thematic_plan_icon[2]= 'icons/32/skills.png';
$default_thematic_plan_icon[3]= 'icons/32/strategy.png';
$default_thematic_plan_icon[4]= 'icons/32/laptop.png';
$default_thematic_plan_icon[5]= 'icons/32/assessment.png';
$default_thematic_plan_icon[6]= 'icons/32/wizard.png';
return $default_thematic_plan_icon;
}
/**
* Get questions by default for help
* @return array
*/
public function get_default_question() {
$question = array();
$question[1]= get_lang('ObjectivesQuestions');
$question[2]= get_lang('SkillToAcquireQuestions');
$question[3]= get_lang('MethodologyQuestions');
$question[4]= get_lang('InfrastructureQuestions');
$question[5]= get_lang('AssessmentQuestions');
return $question;
}
/**
* buid a string datetime from array
* @param array array containing data e.g: $array('Y'=>'2010', 'F' => '02', 'd' => '10', 'H' => '12', 'i' => '30')
* @return string date and time e.g: '2010-02-10 12:30:00'
*/
public function build_datetime_from_array($array) {
return return_datetime_from_array($array);
}
}