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1866 lines
77 KiB
1866 lines
77 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* Include file with functions for the announcements module.
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* @author jmontoya
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* @package chamilo.announcements
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* @todo use OOP
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*/
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class AnnouncementManager
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{
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/**
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* Constructor
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*/
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public function __construct()
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{
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}
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/**
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* @return array
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*/
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public static function get_tags()
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{
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return array(
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'((user_name))',
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'((user_firstname))',
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'((user_lastname))',
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'((teacher_name))',
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'((teacher_email))',
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'((course_title))',
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'((course_link))',
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'((official_code))',
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);
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}
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/**
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* @param int $userId
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* @param string $content
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* @param string $course_code
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* @param int $session_id
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*
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* @return mixed
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*/
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public static function parse_content($userId, $content, $course_code, $session_id = 0)
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{
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$readerInfo = api_get_user_info($userId);
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$courseInfo = api_get_course_info($course_code);
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$teacher_list = CourseManager::get_teacher_list_from_course_code($courseInfo['code']);
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$teacher_name = '';
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if (!empty($teacher_list)) {
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foreach ($teacher_list as $teacher_data) {
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$teacher_name = api_get_person_name($teacher_data['firstname'], $teacher_data['lastname']);
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$teacher_email = $teacher_data['email'];
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break;
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}
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}
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$courseLink = api_get_course_url($course_code, $session_id);
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$data['user_name'] = $readerInfo['username'];
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$data['user_firstname'] = $readerInfo['firstname'];
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$data['user_lastname'] = $readerInfo['lastname'];
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$data['teacher_name'] = $teacher_name;
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$data['teacher_email'] = $teacher_email;
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$data['course_title'] = $courseInfo['name'];
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$data['course_link'] = Display::url($courseLink, $courseLink);
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$data['official_code'] = $readerInfo['official_code'];
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$content = str_replace(self::get_tags(), $data, $content);
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return $content;
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}
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/**
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* Gets all announcements from a course
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* @param array $course_info
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* @param int $session_id
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* @return array html with the content and count of announcements or false otherwise
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*/
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public static function get_all_annoucement_by_course($course_info, $session_id = 0)
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{
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$session_id = intval($session_id);
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$course_id = $course_info['real_id'];
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
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$sql = "SELECT DISTINCT announcement.id, announcement.title, announcement.content
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE
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announcement.id = toolitemproperties.ref AND
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toolitemproperties.tool='announcement' AND
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announcement.session_id = '$session_id' AND
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announcement.c_id = $course_id AND
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toolitemproperties.c_id = $course_id
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ORDER BY display_order DESC";
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$rs = Database::query($sql);
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$num_rows = Database::num_rows($rs);
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if ($num_rows > 0) {
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$list = array();
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while ($row = Database::fetch_array($rs)) {
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$list[] = $row;
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}
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return $list;
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}
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return false;
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}
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/**
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* This functions switches the visibility a course resource
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* using the visibility field in 'item_property'
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* @param array $_course
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* @param int $id ID of the element of the corresponding type
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* @return bool False on failure, True on success
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*/
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public static function change_visibility_announcement($_course, $id)
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{
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$session_id = api_get_session_id();
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$item_visibility = api_get_item_visibility(
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$_course,
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TOOL_ANNOUNCEMENT,
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$id,
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$session_id
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);
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if ($item_visibility == '1') {
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$id,
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'invisible',
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api_get_user_id()
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);
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} else {
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$id,
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'visible',
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api_get_user_id()
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);
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}
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return true;
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}
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/**
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* Deletes an announcement
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* @param array $_course the course array
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* @param int $id the announcement id
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*/
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public static function delete_announcement($_course, $id)
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{
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, 'delete', api_get_user_id());
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}
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/**
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* Deletes all announcements by course
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* @param array $_course the course array
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*/
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public static function delete_all_announcements($_course)
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{
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$announcements = self::get_all_annoucement_by_course($_course, api_get_session_id());
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if (!empty($announcements)) {
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foreach ($announcements as $annon) {
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$annon['id'],
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'delete',
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api_get_user_id()
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);
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}
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}
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}
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/**
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* Displays one specific announcement
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* @param int $announcement_id, the id of the announcement you want to display
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*/
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public static function display_announcement($announcement_id)
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{
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if ($announcement_id != strval(intval($announcement_id))) {
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return null;
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}
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global $charset;
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
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$course_id = api_get_course_int_id();
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if (api_is_allowed_to_edit(false, true) || (api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())) {
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$sql = "SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE
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announcement.id = toolitemproperties.ref AND
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announcement.id = '$announcement_id' AND
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toolitemproperties.tool='announcement' AND
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announcement.c_id = $course_id AND
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toolitemproperties.c_id = $course_id
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ORDER BY display_order DESC";
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} else {
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$group_list = GroupManager::get_group_ids($course_id, api_get_user_id());
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if (empty($group_list)) {
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$group_list[] = 0;
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}
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if (api_get_user_id() != 0) {
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$sql = "SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE
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announcement.id = toolitemproperties.ref AND
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announcement.id = '$announcement_id' AND
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toolitemproperties.tool='announcement' AND
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(
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toolitemproperties.to_user_id='" . api_get_user_id() . "' OR
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toolitemproperties.to_group_id IN ('0', '" . implode("', '", $group_list) . "') OR
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toolitemproperties.to_group_id IS NULL
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) AND
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toolitemproperties.visibility='1' AND
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announcement.c_id = $course_id AND
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toolitemproperties.c_id = $course_id
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ORDER BY display_order DESC";
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} else {
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$sql = "SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE
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announcement.id = toolitemproperties.ref AND
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announcement.id = '$announcement_id' AND
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toolitemproperties.tool='announcement' AND
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(toolitemproperties.to_group_id='0' OR toolitemproperties.to_group_id IS NULL) AND
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toolitemproperties.visibility='1' AND
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announcement.c_id = $course_id AND
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toolitemproperties.c_id = $course_id
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";
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}
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}
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$sql_result = Database::query($sql);
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$html = null;
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if (Database::num_rows($sql_result) > 0) {
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$result = Database::fetch_array($sql_result, 'ASSOC');
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$title = $result['title'];
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$content = $result['content'];
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$html .= "<table height=\"100\" width=\"100%\" cellpadding=\"5\" cellspacing=\"0\" class=\"data_table\">";
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$html .= "<tr><td><h2>" . $title . "</h2></td></tr>";
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if (api_is_allowed_to_edit(false, true) ||
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(api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())
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) {
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$modify_icons = "<a href=\"" . api_get_self() . "?" . api_get_cidreq() . "&action=modify&id=" . $announcement_id . "\">" .
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Display::return_icon('edit.png', get_lang('Edit'), '', ICON_SIZE_SMALL) . "</a>";
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if ($result['visibility'] == 1) {
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$image_visibility = "visible";
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$alt_visibility = get_lang('Hide');
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} else {
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$image_visibility = "invisible";
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$alt_visibility = get_lang('Visible');
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}
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global $stok;
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$modify_icons .= "<a href=\"" . api_get_self() . "?" . api_get_cidreq() . "&origin=" . (!empty($_GET['origin']) ? Security::remove_XSS($_GET['origin']) : '') . "&action=showhide&id=" . $announcement_id . "&sec_token=" . $stok . "\">" .
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Display::return_icon($image_visibility . '.png', $alt_visibility, '', ICON_SIZE_SMALL) . "</a>";
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if (api_is_allowed_to_edit(false, true)) {
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$modify_icons .= "<a href=\"" . api_get_self() . "?" . api_get_cidreq() . "&action=delete&id=" . $announcement_id . "&sec_token=" . $stok . "\" onclick=\"javascript:if(!confirm('" . addslashes(api_htmlentities(get_lang('ConfirmYourChoice'), ENT_QUOTES, $charset)) . "')) return false;\">" .
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Display::return_icon('delete.png', get_lang('Delete'), '', ICON_SIZE_SMALL) .
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"</a>";
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}
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$html .= "<tr><th style='text-align:right'>$modify_icons</th></tr>";
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}
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$content = self::parse_content($result['to_user_id'], $content, api_get_course_id(), api_get_session_id());
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$html .= "<tr><td>$content</td></tr>";
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$html .= "<tr><td class=\"announcements_datum\">" . get_lang('LastUpdateDate') . " : " . api_convert_and_format_date($result['insert_date'], DATE_TIME_FORMAT_LONG) . "</td></tr>";
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// User or group icon
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$sent_to_icon = '';
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if ($result['to_group_id'] !== '0' and $result['to_group_id'] !== 'NULL') {
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$sent_to_icon = Display::return_icon('group.gif', get_lang('AnnounceSentToUserSelection'));
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}
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if (api_is_allowed_to_edit(false, true)) {
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$sent_to = self::sent_to('announcement', $announcement_id);
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$sent_to_form = self::sent_to_form($sent_to);
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$html .= Display::tag(
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'td',
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get_lang('SentTo') . ' : ' . $sent_to_form,
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array('class' => 'announcements_datum')
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);
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}
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$attachment_list = self::get_attachment($announcement_id);
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if (count($attachment_list) > 0) {
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$html .= "<tr><td>";
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$realname = $attachment_list['path'];
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$user_filename = $attachment_list['filename'];
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$full_file_name = 'download.php?'.api_get_cidreq().'&file=' . $realname;
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$html .= '<br/>';
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$html .= Display::return_icon('attachment.gif', get_lang('Attachment'));
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$html .= '<a href="' . $full_file_name . ' "> ' . $user_filename . ' </a>';
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$html .= ' - <span class="forum_attach_comment" >' . $attachment_list['comment'] . '</span>';
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if (api_is_allowed_to_edit(false, true)) {
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$html .= Display::url(
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Display::return_icon('delete.png', get_lang('Delete'), '', 16),
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api_get_self() . "?" . api_get_cidreq() . "&action=delete_attachment&id_attach=" . $attachment_list['id'] . "&sec_token=" . $stok
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);
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}
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$html .= '</td></tr>';
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}
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$html .= "</table>";
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return $html;
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}
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return null;
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}
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/**
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* @return int
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*/
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public static function get_last_announcement_order()
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{
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$course_id = api_get_course_int_id();
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$sql = "SELECT MAX(display_order)
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FROM $tbl_announcement
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WHERE c_id = $course_id ";
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$res_max = Database::query($sql);
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$order = 0;
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if (Database::num_rows($res_max)) {
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$row_max = Database::fetch_array($res_max);
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$order = intval($row_max[0])+1;
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}
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return $order;
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}
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/**
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* Store an announcement in the database (including its attached file if any)
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* @param string Announcement title (pure text)
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* @param string Content of the announcement (can be HTML)
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* @param int Display order in the list of announcements
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* @param array Array of users and groups to send the announcement to
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* @param array uploaded file $_FILES
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* @param string Comment describing the attachment
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* @param bool $sendToUsersInSession
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* @return int false on failure, ID of the announcement on success
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*/
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public static function add_announcement(
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$emailTitle,
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$newContent,
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$sentTo,
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$file = array(),
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$file_comment = null,
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$end_date = null,
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$sendToUsersInSession = false
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) {
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$_course = api_get_course_info();
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$course_id = api_get_course_int_id();
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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if (empty($end_date)) {
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$end_date = api_get_utc_datetime();
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}
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$order = self::get_last_announcement_order();
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// store in the table announcement
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$params = array(
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'c_id' => $course_id,
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'content' => $newContent,
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'title' => $emailTitle,
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'end_date' => $end_date,
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'display_order' => $order,
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'session_id' => api_get_session_id()
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);
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$last_id = Database::insert($tbl_announcement, $params);
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if (empty($last_id)) {
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return false;
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} else {
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$sql = "UPDATE $tbl_announcement SET id = iid WHERE iid = $last_id";
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Database::query($sql);
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if (!empty($file)) {
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self::add_announcement_attachment_file(
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$last_id,
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$file_comment,
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$_FILES['user_upload']
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);
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}
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// store in item_property (first the groups, then the users
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if (empty($sentTo) || !empty($sentTo) &&
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isset($sentTo[0]) && $sentTo[0] == 'everyone'
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) {
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// The message is sent to EVERYONE, so we set the group to 0
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$last_id,
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"AnnouncementAdded",
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api_get_user_id(),
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'0'
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);
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} else {
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$send_to = CourseManager::separateUsersGroups($sentTo);
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// Storing the selected groups
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if (is_array($send_to['groups']) && !empty($send_to['groups'])) {
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foreach ($send_to['groups'] as $group) {
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$last_id,
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"AnnouncementAdded",
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api_get_user_id(),
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$group
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);
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}
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}
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// Storing the selected users
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if (is_array($send_to['users'])) {
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foreach ($send_to['users'] as $user) {
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api_item_property_update(
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$_course,
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TOOL_ANNOUNCEMENT,
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$last_id,
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"AnnouncementAdded",
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api_get_user_id(),
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'',
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$user
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);
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}
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}
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}
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if ($sendToUsersInSession) {
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self::addAnnouncementToAllUsersInSessions($last_id);
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}
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return $last_id;
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}
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}
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|
|
|
/**
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|
* @param $emailTitle
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* @param $newContent
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* @param $to
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* @param $to_users
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* @param array $file
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* @param string $file_comment
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* @return bool|int
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*/
|
|
public static function add_group_announcement(
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$emailTitle,
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$newContent,
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$to,
|
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$to_users,
|
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$file = array(),
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$file_comment = '',
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$sendToUsersInSession = false
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) {
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$_course = api_get_course_info();
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// Database definitions
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|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$order = self::get_last_announcement_order();
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$now = api_get_utc_datetime();
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$course_id = api_get_course_int_id();
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// store in the table announcement
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$params = [
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'c_id' => $course_id,
|
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'content' => $newContent,
|
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'title' => $emailTitle,
|
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'end_date' => $now,
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'display_order' => $order,
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'session_id' => api_get_session_id(),
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];
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$last_id = Database::insert($tbl_announcement, $params);
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|
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// Store the attach file
|
|
if ($last_id) {
|
|
$sql = "UPDATE $tbl_announcement SET id = iid WHERE iid = $last_id";
|
|
Database::query($sql);
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|
|
if (!empty($file)) {
|
|
self::add_announcement_attachment_file(
|
|
$last_id,
|
|
$file_comment,
|
|
$file
|
|
);
|
|
}
|
|
|
|
// Store in item_property (first the groups, then the users
|
|
|
|
if (!isset($to_users)) {
|
|
// when no user is selected we send it to everyone
|
|
$send_to = CourseManager::separateUsersGroups($to);
|
|
// storing the selected groups
|
|
if (is_array($send_to['groups'])) {
|
|
foreach ($send_to['groups'] as $group) {
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$last_id,
|
|
"AnnouncementAdded",
|
|
api_get_user_id(),
|
|
$group
|
|
);
|
|
}
|
|
}
|
|
} else {
|
|
// the message is sent to everyone, so we set the group to 0
|
|
// storing the selected users
|
|
if (is_array($to_users)) {
|
|
foreach ($to_users as $user) {
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$last_id,
|
|
"AnnouncementAdded",
|
|
api_get_user_id(),
|
|
'',
|
|
$user
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ($sendToUsersInSession) {
|
|
self::addAnnouncementToAllUsersInSessions($last_id);
|
|
}
|
|
}
|
|
return $last_id;
|
|
}
|
|
|
|
/**
|
|
* This function stores the announcement item in the announcement table
|
|
* and updates the item_property table
|
|
*
|
|
* @param int id of the announcement
|
|
* @param string email
|
|
* @param string content
|
|
* @param array users that will receive the announcement
|
|
* @param mixed attachment
|
|
* @param string file comment
|
|
*/
|
|
public static function edit_announcement(
|
|
$id,
|
|
$emailTitle,
|
|
$newContent,
|
|
$to,
|
|
$file = array(),
|
|
$file_comment = '',
|
|
$sendToUsersInSession = false
|
|
) {
|
|
$_course = api_get_course_info();
|
|
$course_id = api_get_course_int_id();
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
|
|
$id = intval($id);
|
|
|
|
$params = [
|
|
'title' => $emailTitle,
|
|
'content' => $newContent
|
|
];
|
|
|
|
Database::update(
|
|
$tbl_announcement,
|
|
$params,
|
|
['c_id = ? AND id = ?' => [$course_id, $id]]
|
|
);
|
|
|
|
// save attachment file
|
|
$row_attach = self::get_attachment($id);
|
|
|
|
$id_attach = 0;
|
|
if ($row_attach) {
|
|
$id_attach = intval($row_attach['id']);
|
|
}
|
|
|
|
if (!empty($file)) {
|
|
if (empty($id_attach)) {
|
|
self::add_announcement_attachment_file($id, $file_comment, $file);
|
|
} else {
|
|
self::edit_announcement_attachment_file($id_attach, $file, $file_comment);
|
|
}
|
|
}
|
|
|
|
// we remove everything from item_property for this
|
|
$sql = "DELETE FROM $tbl_item_property
|
|
WHERE c_id = $course_id AND ref='$id' AND tool='announcement'";
|
|
Database::query($sql);
|
|
|
|
if ($sendToUsersInSession) {
|
|
self::addAnnouncementToAllUsersInSessions($id);
|
|
}
|
|
|
|
// store in item_property (first the groups, then the users
|
|
|
|
if (!is_null($to)) {
|
|
// !is_null($to): when no user is selected we send it to everyone
|
|
|
|
$send_to = CourseManager::separateUsersGroups($to);
|
|
|
|
// storing the selected groups
|
|
if (is_array($send_to['groups'])) {
|
|
foreach ($send_to['groups'] as $group) {
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$id,
|
|
"AnnouncementUpdated",
|
|
api_get_user_id(),
|
|
$group
|
|
);
|
|
}
|
|
}
|
|
|
|
// storing the selected users
|
|
if (is_array($send_to['users'])) {
|
|
foreach ($send_to['users'] as $user) {
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$id,
|
|
"AnnouncementUpdated",
|
|
api_get_user_id(),
|
|
0,
|
|
$user
|
|
);
|
|
}
|
|
}
|
|
} else {
|
|
// the message is sent to everyone, so we set the group to 0
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$id,
|
|
"AnnouncementUpdated",
|
|
api_get_user_id(),
|
|
'0'
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $announcementId
|
|
*/
|
|
public static function addAnnouncementToAllUsersInSessions($announcementId)
|
|
{
|
|
$courseCode = api_get_course_id();
|
|
$_course = api_get_course_info();
|
|
|
|
$sessionList = SessionManager::get_session_by_course(api_get_course_int_id());
|
|
|
|
if (!empty($sessionList)) {
|
|
foreach ($sessionList as $sessionInfo) {
|
|
$sessionId = $sessionInfo['id'];
|
|
$userList = CourseManager::get_user_list_from_course_code(
|
|
$courseCode,
|
|
$sessionId
|
|
);
|
|
|
|
if (!empty($userList)) {
|
|
foreach ($userList as $user) {
|
|
api_item_property_update(
|
|
$_course,
|
|
TOOL_ANNOUNCEMENT,
|
|
$announcementId,
|
|
"AnnouncementUpdated",
|
|
api_get_user_id(),
|
|
0,
|
|
$user['user_id'],
|
|
0,
|
|
0,
|
|
$sessionId
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param int $insert_id
|
|
* @return bool
|
|
*/
|
|
public static function update_mail_sent($insert_id)
|
|
{
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
if ($insert_id != strval(intval($insert_id))) {
|
|
return false;
|
|
}
|
|
$insert_id = intval($insert_id);
|
|
$course_id = api_get_course_int_id();
|
|
// store the modifications in the table tbl_annoucement
|
|
$sql = "UPDATE $tbl_announcement SET email_sent='1'
|
|
WHERE c_id = $course_id AND id = $insert_id";
|
|
Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* Gets all announcements from a user by course
|
|
* @param string course db
|
|
* @param int user id
|
|
* @return array html with the content and count of announcements or false otherwise
|
|
*/
|
|
public static function get_all_annoucement_by_user_course($course_code, $user_id)
|
|
{
|
|
$course_info = api_get_course_info($course_code);
|
|
$course_id = $course_info['real_id'];
|
|
|
|
if (empty($user_id)) {
|
|
return false;
|
|
}
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
if (!empty($user_id) && is_numeric($user_id)) {
|
|
$user_id = intval($user_id);
|
|
$sql = "SELECT DISTINCT announcement.title, announcement.content
|
|
FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
toolitemproperties.c_id = $course_id AND
|
|
announcement.id = toolitemproperties.ref AND
|
|
toolitemproperties.tool='announcement' AND
|
|
(
|
|
toolitemproperties.insert_user_id='$user_id' AND
|
|
(toolitemproperties.to_group_id='0' OR toolitemproperties.to_group_id IS NULL)
|
|
)
|
|
AND toolitemproperties.visibility='1'
|
|
AND announcement.session_id = 0
|
|
ORDER BY display_order DESC";
|
|
$rs = Database::query($sql);
|
|
$num_rows = Database::num_rows($rs);
|
|
$content = '';
|
|
$i = 0;
|
|
$result = array();
|
|
if ($num_rows > 0) {
|
|
while ($myrow = Database::fetch_array($rs)) {
|
|
$content.= '<strong>' . $myrow['title'] . '</strong><br /><br />';
|
|
$content.= $myrow['content'];
|
|
$i++;
|
|
}
|
|
$result['content'] = $content;
|
|
$result['count'] = $i;
|
|
|
|
return $result;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* This function shows the form for sending a message to a specific group or user.
|
|
* @param $to_already_selected
|
|
*/
|
|
public static function show_to_form($to_already_selected)
|
|
{
|
|
$userList = self::get_course_users();
|
|
$groupList = self::get_course_groups();
|
|
|
|
if ($to_already_selected == '' || $to_already_selected == 'everyone') {
|
|
$to_already_selected = array();
|
|
}
|
|
|
|
echo "<table id=\"recipient_list\" >";
|
|
echo '<tr>';
|
|
echo '<td>';
|
|
echo '<label><input type="checkbox" id="send_to_all_users">'.get_lang('SendToAllUsers') . "</label>";
|
|
echo "</td>";
|
|
echo '</tr>';
|
|
echo '<tr>';
|
|
|
|
|
|
// the form containing all the groups and all the users of the course
|
|
echo '<td>';
|
|
echo "<strong>" . get_lang('Users') . "</strong><br />";
|
|
|
|
self::construct_not_selected_select_form($groupList, $userList, $to_already_selected);
|
|
echo "</td>";
|
|
|
|
// the buttons for adding or removing groups/users
|
|
echo '<td valign="middle">';
|
|
echo '<button class="btn btn-default" type="button" onClick="javascript: move(this.form.elements[1], this.form.elements[4])" onClick="javascript: move(this.form.elements[1], this.form.elements[4])"><em class="fa fa-arrow-right"></em></button>';
|
|
echo '<br /> <br />';
|
|
echo '<button class="btn btn-default" type="button" onClick="javascript: move(this.form.elements[4], this.form.elements[1])" onClick="javascript: move(this.form.elements[4], this.form.elements[1])"><em class="fa fa-arrow-left"></em></button>';
|
|
echo "</td>";
|
|
|
|
echo "<td>";
|
|
|
|
// the form containing the selected groups and users
|
|
echo "<strong>" . get_lang('DestinationUsers') . "</strong><br />";
|
|
self::construct_selected_select_form($groupList, $userList, $to_already_selected);
|
|
echo "</td>";
|
|
echo "</tr>";
|
|
echo "</table>";
|
|
}
|
|
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
public static function show_to_form_group($group_id)
|
|
{
|
|
echo "<table id=\"recipient_list\" >";
|
|
echo "<tr>";
|
|
echo "<td>";
|
|
echo "<select id=\"not_selected_form\" name=\"not_selected_form[]\" size=5 style=\"width:200px\" multiple>";
|
|
$group_users = GroupManager::getStudentsAndTutors($group_id);
|
|
foreach ($group_users as $user) {
|
|
echo '<option value="' . $user['user_id'] . '" title="' . sprintf(get_lang('LoginX'), $user['username']) . '" >' .
|
|
api_get_person_name($user['firstname'], $user['lastname']) .
|
|
'</option>';
|
|
}
|
|
echo '</select>';
|
|
echo "</td>";
|
|
|
|
// the buttons for adding or removing groups/users
|
|
echo "<td valign=\"middle\">";
|
|
echo '<button class="btn btn-default" type="button" onClick="javascript: move(this.form.elements[1], this.form.elements[4])" onClick="javascript: move(this.form.elements[1], this.form.elements[4])"><em class="fa fa-arrow-right"></em></button>';
|
|
echo '<br /> <br />';
|
|
echo '<button class="btn btn-default" type="button" onClick="javascript: move(this.form.elements[4], this.form.elements[1])" onClick="javascript: move(this.form.elements[4], this.form.elements[1])"><em class="fa fa-arrow-left"></em></button>';
|
|
echo "</td>";
|
|
echo "<td>";
|
|
|
|
echo "<select id=\"selectedform\" name=\"selectedform[]\" size=5 style=\"width:200px\" multiple>";
|
|
echo '</select>';
|
|
|
|
echo "</td>";
|
|
echo "</tr>";
|
|
echo "</table>";
|
|
}
|
|
|
|
/**
|
|
* Shows the form for sending a message to a specific group or user.
|
|
* @param array $groupList
|
|
* @param array $userList
|
|
* @param array $to_already_selected
|
|
*/
|
|
public static function construct_not_selected_select_form(
|
|
$groupList = array(),
|
|
$userList = array(),
|
|
$to_already_selected = array()
|
|
) {
|
|
echo '<select id="not_selected_form" name="not_selected_form[]" size="7" class="span4" multiple>';
|
|
// adding the groups to the select form
|
|
if (!empty($groupList)) {
|
|
foreach ($groupList as $this_group) {
|
|
if (is_array($to_already_selected)) {
|
|
if (!in_array("GROUP:" . $this_group['id'], $to_already_selected)) {
|
|
// $to_already_selected is the array containing the groups (and users) that are already selected
|
|
$user_label = ($this_group['userNb'] > 0) ? get_lang('Users') : get_lang('LowerCaseUser') ;
|
|
$user_disabled = ($this_group['userNb'] > 0) ? "" : "disabled=disabled" ;
|
|
echo "<option $user_disabled value=\"GROUP:" . $this_group['id'] . "\">",
|
|
"G: ", $this_group['name'], " - " . $this_group['userNb'] . " " . $user_label .
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
// a divider
|
|
echo "<option value=\"\">---------------------------------------------------------</option>";
|
|
}
|
|
|
|
// adding the individual users to the select form
|
|
|
|
if (!empty($userList)) {
|
|
foreach ($userList as $user) {
|
|
if (is_array($to_already_selected)) {
|
|
if (!in_array("USER:" . $user['user_id'], $to_already_selected)) {
|
|
// $to_already_selected is the array containing the users (and groups) that are already selected
|
|
echo "<option value=\"USER:" . $user['user_id'] . "\" title='" . sprintf(get_lang('LoginX'), $user['username']) . "'>",
|
|
"", api_get_person_name($user['firstname'], $user['lastname']),
|
|
"</option>";
|
|
|
|
if (isset($user['drh_list']) && !empty($user['drh_list'])) {
|
|
foreach ($user['drh_list'] as $drh) {
|
|
echo "<option value=\"USER:" . $drh['user_id'] . "\" title='" . sprintf(get_lang('LoginX'), $drh['username']) . "'> ",
|
|
"", api_get_person_name($drh['firstname'], $drh['lastname']),
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
echo "</select>";
|
|
}
|
|
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
/**
|
|
* @param null $groupList
|
|
* @param null $userList
|
|
* @param $to_already_selected
|
|
*/
|
|
public static function construct_selected_select_form($groupList = null, $userList = null, $to_already_selected = array())
|
|
{
|
|
// we load all the groups and all the users into a reference array that we use to search the name of the group / user
|
|
$ref_array_groups = self::get_course_groups();
|
|
$ref_array_users = self::get_course_users();
|
|
|
|
// we construct the form of the already selected groups / users
|
|
echo '<select id="selectedform" name="selectedform[]" size="7" multiple class="span4">';
|
|
if (is_array($to_already_selected)) {
|
|
foreach ($to_already_selected as $groupuser) {
|
|
list($type, $id) = explode(":", $groupuser);
|
|
if ($type == "GROUP") {
|
|
echo "<option value=\"" . $groupuser . "\">G: " . $ref_array_groups[$id]['name'] . "</option>";
|
|
} else {
|
|
foreach ($ref_array_users as $key => $value) {
|
|
if ($value['user_id'] == $id) {
|
|
echo "<option value=\"" . $groupuser . "\" title='" . sprintf(get_lang('LoginX'), $value['username']) . "'>" .
|
|
api_get_person_name($value['firstname'], $value['lastname']) . "</option>";
|
|
|
|
if (isset($value['drh_list']) && !empty($value['drh_list'])) {
|
|
foreach ($value['drh_list'] as $drh) {
|
|
echo "<option value=\"USER:" . $drh['user_id'] . "\" title='" . sprintf(get_lang('LoginX'), $drh['username']) . "'> ",
|
|
"", api_get_person_name($drh['firstname'], $drh['lastname']),
|
|
"</option>";
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if ($to_already_selected == 'everyone') {
|
|
// adding the groups to the select form
|
|
if (is_array($ref_array_groups)) {
|
|
foreach ($ref_array_groups as $this_group) {
|
|
//api_display_normal_message("group " . $thisGroup[id] . $thisGroup[name]);
|
|
if (!is_array($to_already_selected) || !in_array("GROUP:" . $this_group['id'], $to_already_selected)) { // $to_already_selected is the array containing the groups (and users) that are already selected
|
|
echo "<option value=\"GROUP:" . $this_group['id'] . "\">",
|
|
"G: ", $this_group['name'], " – " . $this_group['userNb'] . " " . get_lang('Users') .
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
// adding the individual users to the select form
|
|
foreach ($ref_array_users as $this_user) {
|
|
if (!is_array($to_already_selected) || !in_array("USER:" . $this_user['user_id'], $to_already_selected)) { // $to_already_selected is the array containing the users (and groups) that are already selected
|
|
echo "<option value=\"USER:", $this_user['user_id'], "\" title='" . sprintf(get_lang('LoginX'), $this_user['username']) . "'>",
|
|
"", api_get_person_name($this_user['firstname'], $this_user['lastname']),
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
echo "</select>";
|
|
}
|
|
|
|
/**
|
|
* Returns announcement info from its id
|
|
*
|
|
* @param int $course_id
|
|
* @param int $annoucement_id
|
|
* @return array
|
|
*/
|
|
public static function get_by_id($course_id, $annoucement_id)
|
|
{
|
|
$annoucement_id = intval($annoucement_id);
|
|
$course_id = $course_id ? intval($course_id) : api_get_course_int_id();
|
|
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
|
|
$sql = "SELECT DISTINCT announcement.id, announcement.title, announcement.content
|
|
FROM $tbl_announcement announcement
|
|
INNER JOIN $tbl_item_property toolitemproperties
|
|
ON
|
|
announcement.id = toolitemproperties.ref AND
|
|
announcement.c_id = $course_id AND
|
|
toolitemproperties.c_id = $course_id
|
|
WHERE
|
|
toolitemproperties.tool='announcement' AND
|
|
announcement.id = $annoucement_id";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
return Database::fetch_array($result);
|
|
}
|
|
return array();
|
|
}
|
|
|
|
/**
|
|
* this function gets all the users of the course,
|
|
* including users from linked courses
|
|
* @deprecate use CourseManager class
|
|
*/
|
|
public static function get_course_users()
|
|
{
|
|
//this would return only the users from real courses:
|
|
$session_id = api_get_session_id();
|
|
if ($session_id != 0) {
|
|
$userList = CourseManager::get_real_and_linked_user_list(
|
|
api_get_course_id(),
|
|
true,
|
|
$session_id,
|
|
true
|
|
);
|
|
} else {
|
|
$userList = CourseManager::get_real_and_linked_user_list(
|
|
api_get_course_id(),
|
|
false,
|
|
0,
|
|
true
|
|
);
|
|
}
|
|
|
|
return $userList;
|
|
}
|
|
|
|
/**
|
|
* this function gets all the groups of the course,
|
|
* not including linked courses
|
|
*/
|
|
public static function get_course_groups()
|
|
{
|
|
$session_id = api_get_session_id();
|
|
if ($session_id != 0) {
|
|
$new_group_list = CourseManager::get_group_list_of_course(
|
|
api_get_course_id(),
|
|
$session_id,
|
|
1
|
|
);
|
|
} else {
|
|
$new_group_list = CourseManager::get_group_list_of_course(
|
|
api_get_course_id(),
|
|
0,
|
|
1
|
|
);
|
|
}
|
|
return $new_group_list;
|
|
}
|
|
|
|
/**
|
|
* This tools loads all the users and all the groups who have received
|
|
* a specific item (in this case an announcement item)
|
|
*/
|
|
public static function load_edit_users($tool, $id)
|
|
{
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
$tool = Database::escape_string($tool);
|
|
$id = intval($id);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$sql = "SELECT * FROM $tbl_item_property
|
|
WHERE c_id = $course_id AND tool='$tool' AND ref = $id";
|
|
$result = Database::query($sql);
|
|
$to = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
$to_group = $row['to_group_id'];
|
|
switch ($to_group) {
|
|
// it was send to one specific user
|
|
case null:
|
|
$to[] = "USER:" . $row['to_user_id'];
|
|
break;
|
|
// it was sent to everyone
|
|
case 0:
|
|
return "everyone";
|
|
break;
|
|
default:
|
|
$to[] = "GROUP:" . $row['to_group_id'];
|
|
}
|
|
}
|
|
return $to;
|
|
}
|
|
|
|
/**
|
|
* returns the javascript for setting a filter
|
|
* this goes into the $htmlHeadXtra[] array
|
|
*/
|
|
public static function user_group_filter_javascript()
|
|
{
|
|
return "<script language=\"JavaScript\" type=\"text/JavaScript\">
|
|
<!--
|
|
function jumpMenu(targ,selObj,restore)
|
|
{
|
|
eval(targ+\".location='\"+selObj.options[selObj.selectedIndex].value+\"'\");
|
|
if (restore) selObj.selectedIndex=0;
|
|
}
|
|
//-->
|
|
</script>";
|
|
}
|
|
|
|
/**
|
|
* constructs the form to display all the groups and users the message has been sent to
|
|
* input: $sent_to_array is a 2 dimensional array containing the groups and the users
|
|
* the first level is a distinction between groups and users:
|
|
* $sent_to_array['groups'] * and $sent_to_array['users']
|
|
* $sent_to_array['groups'] (resp. $sent_to_array['users']) is also an array
|
|
* containing all the id's of the groups (resp. users) who have received this message.
|
|
* @author Patrick Cool <patrick.cool@>
|
|
*/
|
|
public static function sent_to_form($sent_to_array)
|
|
{
|
|
// we find all the names of the groups
|
|
$group_names = self::get_course_groups();
|
|
|
|
// we count the number of users and the number of groups
|
|
if (isset($sent_to_array['users'])) {
|
|
$number_users = count($sent_to_array['users']);
|
|
} else {
|
|
$number_users = 0;
|
|
}
|
|
if (isset($sent_to_array['groups'])) {
|
|
$number_groups = count($sent_to_array['groups']);
|
|
} else {
|
|
$number_groups = 0;
|
|
}
|
|
$total_numbers = $number_users + $number_groups;
|
|
|
|
// starting the form if there is more than one user/group
|
|
$output = array();
|
|
if ($total_numbers > 1) {
|
|
//$output.="<option>".get_lang("SentTo")."</option>";
|
|
// outputting the name of the groups
|
|
if (is_array($sent_to_array['groups'])) {
|
|
foreach ($sent_to_array['groups'] as $group_id) {
|
|
$output[] = $group_names[$group_id]['name'];
|
|
}
|
|
}
|
|
|
|
if (isset($sent_to_array['users'])) {
|
|
if (is_array($sent_to_array['users'])) {
|
|
foreach ($sent_to_array['users'] as $user_id) {
|
|
$user_info = api_get_user_info($user_id);
|
|
$output[] = $user_info['complete_name_with_username'];
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
// there is only one user/group
|
|
if (isset($sent_to_array['users']) and is_array($sent_to_array['users'])) {
|
|
$user_info = api_get_user_info($sent_to_array['users'][0]);
|
|
$output[] = api_get_person_name($user_info['firstname'], $user_info['lastname']);
|
|
}
|
|
if (isset($sent_to_array['groups']) and
|
|
is_array($sent_to_array['groups']) and
|
|
isset($sent_to_array['groups'][0]) and
|
|
$sent_to_array['groups'][0] !== 0
|
|
) {
|
|
$group_id = $sent_to_array['groups'][0];
|
|
$output[] = " " . $group_names[$group_id]['name'];
|
|
}
|
|
if (empty($sent_to_array['groups']) and empty($sent_to_array['users'])) {
|
|
$output[] = " " . get_lang('Everybody');
|
|
}
|
|
}
|
|
|
|
if (!empty($output)) {
|
|
$output = array_filter($output);
|
|
if (count($output) > 0) {
|
|
$output = implode(', ', $output);
|
|
}
|
|
return $output;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns all the users and all the groups a specific announcement item
|
|
* has been sent to
|
|
* @param string The tool (announcement, agenda, ...)
|
|
* @param int ID of the element of the corresponding type
|
|
* @return array Array of users and groups to whom the element has been sent
|
|
*/
|
|
public static function sent_to($tool, $id)
|
|
{
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
|
|
$tool = Database::escape_string($tool);
|
|
$id = intval($id);
|
|
|
|
$sent_to_group = array();
|
|
$sent_to = array();
|
|
$course_id = api_get_course_int_id();
|
|
|
|
$sql = "SELECT to_group_id, to_user_id
|
|
FROM $tbl_item_property
|
|
WHERE c_id = $course_id AND tool = '$tool' AND ref=" . $id;
|
|
$result = Database::query($sql);
|
|
|
|
while ($row = Database::fetch_array($result)) {
|
|
// if to_group_id is null then it is sent to a specific user
|
|
// if to_group_id = 0 then it is sent to everybody
|
|
if ($row['to_group_id'] != 0) {
|
|
$sent_to_group[] = $row['to_group_id'];
|
|
}
|
|
// if to_user_id <> 0 then it is sent to a specific user
|
|
if ($row['to_user_id'] <> 0) {
|
|
$sent_to_user[] = $row['to_user_id'];
|
|
}
|
|
}
|
|
|
|
if (isset($sent_to_group)) {
|
|
$sent_to['groups'] = $sent_to_group;
|
|
}
|
|
|
|
if (isset($sent_to_user)) {
|
|
$sent_to['users'] = $sent_to_user;
|
|
}
|
|
|
|
return $sent_to;
|
|
}
|
|
|
|
/**
|
|
* Show a list with all the attachments according to the post's id
|
|
* @param int announcement id
|
|
* @return array with the post info
|
|
* @author Arthur Portugal
|
|
* @version November 2009, dokeos 1.8.6.2
|
|
*/
|
|
public static function get_attachment($announcement_id)
|
|
{
|
|
$tbl_announcement_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
$announcement_id = intval($announcement_id);
|
|
$course_id = api_get_course_int_id();
|
|
$row = array();
|
|
$sql = 'SELECT id, path, filename, comment FROM ' . $tbl_announcement_attachment . '
|
|
WHERE c_id = ' . $course_id . ' AND announcement_id = ' . $announcement_id . '';
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result) != 0) {
|
|
$row = Database::fetch_array($result, 'ASSOC');
|
|
}
|
|
return $row;
|
|
}
|
|
|
|
/**
|
|
* This function add a attachment file into announcement
|
|
* @param int announcement id
|
|
* @param string file comment
|
|
* @param array uploaded file $_FILES
|
|
* @return int -1 if failed, 0 if unknown (should not happen), 1 if success
|
|
*/
|
|
public static function add_announcement_attachment_file($announcement_id, $file_comment, $file)
|
|
{
|
|
$_course = api_get_course_info();
|
|
$tbl_announcement_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
$return = 0;
|
|
$announcement_id = intval($announcement_id);
|
|
$course_id = api_get_course_int_id();
|
|
|
|
if (is_array($file) && $file['error'] == 0) {
|
|
// TODO: This path is obsolete. The new document repository scheme should be kept in mind here.
|
|
$courseDir = $_course['path'] . '/upload/announcements';
|
|
$sys_course_path = api_get_path(SYS_COURSE_PATH);
|
|
$updir = $sys_course_path . $courseDir;
|
|
|
|
// Try to add an extension to the file if it hasn't one
|
|
$new_file_name = add_ext_on_mime(stripslashes($file['name']), $file['type']);
|
|
// user's file name
|
|
$file_name = $file['name'];
|
|
|
|
if (!filter_extension($new_file_name)) {
|
|
$return = -1;
|
|
Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
|
|
} else {
|
|
$new_file_name = uniqid('');
|
|
$new_path = $updir . '/' . $new_file_name;
|
|
move_uploaded_file($file['tmp_name'], $new_path);
|
|
|
|
$params = [
|
|
'c_id' => $course_id,
|
|
'filename' => $file_name,
|
|
'comment' => $file_comment,
|
|
'path' => $new_file_name,
|
|
'announcement_id' => $announcement_id,
|
|
'size' => intval($file['size']),
|
|
];
|
|
|
|
$insertId = Database::insert($tbl_announcement_attachment, $params);
|
|
if ($insertId) {
|
|
$sql = "UPDATE $tbl_announcement_attachment SET id = iid WHERE iid = $insertId";
|
|
Database::query($sql);
|
|
}
|
|
|
|
$return = 1;
|
|
}
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function edit a attachment file into announcement
|
|
* @param int attach id
|
|
* @param array uploaded file $_FILES
|
|
* @param string file comment
|
|
* @return int
|
|
*/
|
|
public static function edit_announcement_attachment_file($id_attach, $file, $file_comment)
|
|
{
|
|
$_course = api_get_course_info();
|
|
$tbl_announcement_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
$return = 0;
|
|
$course_id = api_get_course_int_id();
|
|
|
|
if (is_array($file) && $file['error'] == 0) {
|
|
// TODO: This path is obsolete. The new document repository scheme should be kept in mind here.
|
|
$courseDir = $_course['path'] . '/upload/announcements';
|
|
$sys_course_path = api_get_path(SYS_COURSE_PATH);
|
|
$updir = $sys_course_path . $courseDir;
|
|
|
|
// Try to add an extension to the file if it hasn't one
|
|
$new_file_name = add_ext_on_mime(stripslashes($file['name']), $file['type']);
|
|
// user's file name
|
|
$file_name = $file ['name'];
|
|
|
|
if (!filter_extension($new_file_name)) {
|
|
$return - 1;
|
|
Display :: display_error_message(get_lang('UplUnableToSaveFileFilteredExtension'));
|
|
} else {
|
|
$new_file_name = uniqid('');
|
|
$new_path = $updir . '/' . $new_file_name;
|
|
@move_uploaded_file($file['tmp_name'], $new_path);
|
|
$safe_file_comment = Database::escape_string($file_comment);
|
|
$safe_file_name = Database::escape_string($file_name);
|
|
$safe_new_file_name = Database::escape_string($new_file_name);
|
|
$id_attach = intval($id_attach);
|
|
$sql = "UPDATE $tbl_announcement_attachment SET filename = '$safe_file_name', comment = '$safe_file_comment', path = '$safe_new_file_name', size ='" . intval($file['size']) . "'
|
|
WHERE c_id = $course_id AND id = '$id_attach'";
|
|
$result = Database::query($sql);
|
|
if ($result === false) {
|
|
$return = -1;
|
|
Display :: display_error_message(get_lang('UplUnableToSaveFile'));
|
|
} else {
|
|
$return = 1;
|
|
}
|
|
}
|
|
}
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* This function delete a attachment file by id
|
|
* @param integer $id attachment file Id
|
|
*
|
|
*/
|
|
public static function delete_announcement_attachment_file($id)
|
|
{
|
|
$tbl_announcement_attachment = Database::get_course_table(TABLE_ANNOUNCEMENT_ATTACHMENT);
|
|
$id = intval($id);
|
|
$course_id = api_get_course_int_id();
|
|
$sql = "DELETE FROM $tbl_announcement_attachment
|
|
WHERE c_id = $course_id AND id = $id";
|
|
|
|
Database::query($sql);
|
|
}
|
|
|
|
/**
|
|
* @param int $id
|
|
* @param bool $sendToUsersInSession
|
|
* @param bool $sendToDrhUsers
|
|
*/
|
|
public static function send_email($id, $sendToUsersInSession = false, $sendToDrhUsers = false)
|
|
{
|
|
$email = AnnouncementEmail::create(null, $id);
|
|
$email->send($sendToUsersInSession, $sendToDrhUsers);
|
|
}
|
|
|
|
/**
|
|
* @param $stok
|
|
* @param $announcement_number
|
|
*/
|
|
public static function getAnnouncements($stok, $announcement_number)
|
|
{
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
|
|
$user_id = api_get_user_id();
|
|
$group_id = api_get_group_id();
|
|
$session_id = api_get_session_id();
|
|
$condition_session = api_get_session_condition($session_id, true, true, 'announcement.session_id');
|
|
$course_id = api_get_course_int_id();
|
|
$_course = api_get_course_info();
|
|
|
|
$group_memberships = GroupManager::get_group_ids($course_id, api_get_user_id());
|
|
$allowUserEditSetting = api_get_course_setting('allow_user_edit_announcement');
|
|
|
|
if (api_is_allowed_to_edit(false, true) ||
|
|
($allowUserEditSetting && !api_is_anonymous())
|
|
) {
|
|
// A.1. you are a course admin with a USER filter
|
|
// => see only the messages of this specific user + the messages of the group (s)he is member of.
|
|
|
|
//if (!empty($user_id)) {
|
|
if (0) {
|
|
if (is_array($group_memberships) && count($group_memberships) > 0 ) {
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool = 'announcement' AND
|
|
(
|
|
ip.to_user_id = $user_id OR
|
|
ip.to_group_id IS NULL OR
|
|
ip.to_group_id IN (0, ".implode(", ", $group_memberships).")
|
|
) AND
|
|
ip.visibility IN ('1', '0')
|
|
$condition_session
|
|
ORDER BY display_order DESC";
|
|
} else {
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool ='announcement' AND
|
|
(ip.to_user_id = $user_id OR ip.to_group_id='0' OR ip.to_group_id IS NULL) AND
|
|
ip.visibility IN ('1', '0')
|
|
$condition_session
|
|
ORDER BY display_order DESC";
|
|
}
|
|
} elseif ($group_id != 0) {
|
|
// A.2. you are a course admin with a GROUP filter
|
|
// => see only the messages of this specific group
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
AND ip.visibility<>'2'
|
|
AND (ip.to_group_id = $group_id OR ip.to_group_id='0' OR ip.to_group_id IS NULL)
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC";
|
|
} else {
|
|
|
|
// A.3 you are a course admin without any group or user filter
|
|
// A.3.a you are a course admin without user or group filter but WITH studentview
|
|
// => see all the messages of all the users and groups without editing possibilities
|
|
if (isset($isStudentView) and $isStudentView=="true") {
|
|
$sql="SELECT
|
|
announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
AND ip.visibility='1'
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC";
|
|
} else {
|
|
// A.3.a you are a course admin without user or group filter and WTIHOUT studentview (= the normal course admin view)
|
|
// => see all the messages of all the users and groups with editing possibilities
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
AND (ip.visibility='0' or ip.visibility='1')
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC";
|
|
}
|
|
}
|
|
} else {
|
|
// STUDENT
|
|
if (is_array($group_memberships) && count($group_memberships)>0) {
|
|
if ($allowUserEditSetting && !api_is_anonymous()) {
|
|
|
|
if (api_get_group_id() == 0) {
|
|
// No group
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$user_id."' OR (
|
|
ip.to_user_id='".$user_id."' OR
|
|
(ip.to_group_id IS NULL OR ip.to_group_id IN (0, ".implode(", ", $group_memberships)."))
|
|
)
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$user_id."' OR ip.to_group_id IS NULL OR ip.to_group_id IN (0, ".$group_id.")
|
|
)";
|
|
}
|
|
} else {
|
|
|
|
if (api_get_group_id() == 0) {
|
|
$cond_user_id = " AND (
|
|
ip.to_user_id=$user_id OR (ip.to_group_id IS NULL OR ip.to_group_id IN (0, ".implode(", ", $group_memberships)."))
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND (
|
|
ip.to_user_id=$user_id OR (ip.to_group_id IS NULL OR ip.to_group_id IN (0, ".api_get_group_id()."))
|
|
)";
|
|
}
|
|
}
|
|
|
|
$sql = "SELECT
|
|
announcement.*,
|
|
ip.visibility,
|
|
ip.to_group_id,
|
|
ip.insert_user_id,
|
|
ip.insert_date
|
|
FROM $tbl_announcement announcement,
|
|
$tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
$cond_user_id
|
|
$condition_session AND
|
|
ip.visibility='1'
|
|
ORDER BY display_order DESC";
|
|
} else {
|
|
if ($user_id) {
|
|
if ($allowUserEditSetting && !api_is_anonymous()) {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".api_get_user_id()."' OR
|
|
(ip.to_user_id='".$user_id."' AND (ip.to_group_id='0' OR ip.to_group_id IS NULL))
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND (ip.to_user_id='".$user_id."' AND (ip.to_group_id='0' OR ip.to_group_id IS NULL) ) ";
|
|
}
|
|
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool='announcement'
|
|
$cond_user_id
|
|
$condition_session
|
|
AND ip.visibility='1'
|
|
AND announcement.session_id IN(0, ".api_get_session_id().")
|
|
ORDER BY display_order DESC";
|
|
|
|
} else {
|
|
if (($allowUserEditSetting && !api_is_anonymous())) {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$user_id."' OR ip.to_group_id='0' OR ip.to_group_id IS NULL
|
|
)";
|
|
} else {
|
|
$cond_user_id = " AND ip.to_group_id='0' OR ip.to_group_id IS NULL ";
|
|
}
|
|
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id, ip.insert_date
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool='announcement'
|
|
$cond_user_id
|
|
$condition_session AND
|
|
ip.visibility='1' AND
|
|
announcement.session_id IN ( 0,".api_get_session_id().")";
|
|
}
|
|
}
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
$num_rows = Database::num_rows($result);
|
|
$html = null;
|
|
|
|
if ($num_rows == 0) {
|
|
if ((api_is_allowed_to_edit(false, true) OR
|
|
(api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())) and
|
|
(empty($_GET['origin']) or $_GET['origin'] !== 'learnpath')
|
|
) {
|
|
$html .= '<div id="no-data-view">';
|
|
$html .= '<h3>' . get_lang('Announcements') . '</h3>';
|
|
$html .= Display::return_icon('valves.png', '', array(), 64);
|
|
$html .= '<div class="controls">';
|
|
$html .= Display::url(
|
|
get_lang('AddAnnouncement'),
|
|
api_get_self() . "?" . api_get_cidreq() . "&action=add",
|
|
array('class' => 'btn btn-primary')
|
|
);
|
|
$html .= '</div>';
|
|
$html .= '</div>';
|
|
} else {
|
|
$html = Display::return_message(get_lang('NoAnnouncements'), 'warning');
|
|
}
|
|
return $html;
|
|
}
|
|
|
|
$iterator = 1;
|
|
$bottomAnnouncement = $announcement_number;
|
|
$origin = null;
|
|
|
|
$html .= '<table width="100%" class="data_table announcements-list">';
|
|
$ths = Display::tag('th', get_lang('Title'));
|
|
$ths .= Display::tag('th', get_lang('By') );
|
|
$ths .= Display::tag('th', get_lang('LastUpdateDate') );
|
|
if (api_is_allowed_to_edit(false,true) OR (api_is_course_coach() &&
|
|
api_is_element_in_the_session(TOOL_ANNOUNCEMENT, $myrow['id']))
|
|
OR (api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())) {
|
|
$ths .= Display::tag('th', get_lang('Modify'));
|
|
}
|
|
|
|
$html .= Display::tag('tr', $ths);
|
|
$displayed = array();
|
|
while ($myrow = Database::fetch_array($result, 'ASSOC')) {
|
|
if (!in_array($myrow['id'], $displayed)) {
|
|
$sent_to_icon = '';
|
|
// the email icon
|
|
if ($myrow['email_sent'] == '1') {
|
|
$sent_to_icon = ' '.Display::return_icon('email.gif', get_lang('AnnounceSentByEmail'));
|
|
}
|
|
|
|
$title = $myrow['title'].$sent_to_icon;
|
|
$item_visibility = api_get_item_visibility($_course, TOOL_ANNOUNCEMENT, $myrow['id'], $session_id);
|
|
$myrow['visibility'] = $item_visibility;
|
|
|
|
// the styles
|
|
if ($myrow['visibility'] == '0') {
|
|
$style='invisible';
|
|
} else {
|
|
$style = '';
|
|
}
|
|
|
|
$html .= '<tr class="announcements-list-line">';
|
|
|
|
// show attachment list
|
|
$attachment_list = AnnouncementManager::get_attachment($myrow['id']);
|
|
|
|
$attachment_icon = '';
|
|
if (count($attachment_list)>0) {
|
|
$attachment_icon = ' '.Display::return_icon('attachment.gif',get_lang('Attachment'));
|
|
}
|
|
|
|
/* TITLE */
|
|
$user_info = api_get_user_info($myrow['insert_user_id']);
|
|
$username = sprintf(get_lang("LoginX"), $user_info['username']);
|
|
$username_span = Display::tag('span', api_get_person_name($user_info['firstName'], $user_info['lastName']), array('title'=>$username));
|
|
$title = Display::url($title.$attachment_icon, api_get_self().'?'.api_get_cidreq().'&action=view&id='.$myrow['id']);
|
|
|
|
$html .= Display::tag('td', Security::remove_XSS($title), array('class' => 'announcements-list-line-title '.$style));
|
|
$html .= Display::tag('td', $username_span, array('class' => 'announcements-list-line-by-user'));
|
|
$html .= Display::tag('td', api_convert_and_format_date($myrow['insert_date'], DATE_TIME_FORMAT_LONG), array('class' => 'announcements-list-line-datetime'));
|
|
|
|
// we can edit if : we are the teacher OR the element belongs to
|
|
// the session we are coaching OR the option to allow users to edit is on
|
|
if (api_is_allowed_to_edit(false,true) OR
|
|
(api_is_course_coach() && api_is_element_in_the_session(TOOL_ANNOUNCEMENT, $myrow['id']))
|
|
OR (api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())
|
|
) {
|
|
|
|
$modify_icons = "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=modify&id=".$myrow['id']."\">".
|
|
Display::return_icon('edit.png', get_lang('Edit'),'',ICON_SIZE_SMALL)."</a>";
|
|
if ($myrow['visibility']==1) {
|
|
$image_visibility="visible";
|
|
$alt_visibility=get_lang('Hide');
|
|
} else {
|
|
$image_visibility="invisible";
|
|
$alt_visibility=get_lang('Visible');
|
|
}
|
|
$modify_icons .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&origin=".$origin."&action=showhide&id=".$myrow['id']."&sec_token=".$stok."\">".
|
|
Display::return_icon($image_visibility.'.png', $alt_visibility,'',ICON_SIZE_SMALL)."</a>";
|
|
|
|
// DISPLAY MOVE UP COMMAND only if it is not the top announcement
|
|
if ($iterator != 1) {
|
|
$modify_icons .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=move&up=".$myrow["id"]."&sec_token=".$stok."\">".
|
|
Display::return_icon('up.gif', get_lang('Up'))."</a>";
|
|
} else {
|
|
$modify_icons .= Display::return_icon('up_na.gif', get_lang('Up'));
|
|
}
|
|
if ($iterator < $bottomAnnouncement) {
|
|
$modify_icons .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=move&down=".$myrow["id"]."&sec_token=".$stok."\">".
|
|
Display::return_icon('down.gif', get_lang('Down'))."</a>";
|
|
} else {
|
|
$modify_icons .= Display::return_icon('down_na.gif', get_lang('Down'));
|
|
}
|
|
if (api_is_allowed_to_edit(false,true)) {
|
|
$modify_icons .= "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=delete&id=".$myrow['id']."&sec_token=".$stok."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang('ConfirmYourChoice'),ENT_QUOTES,api_get_system_encoding()))."')) return false;\">".
|
|
Display::return_icon('delete.png', get_lang('Delete'),'',ICON_SIZE_SMALL).
|
|
"</a>";
|
|
}
|
|
$iterator ++;
|
|
$html .= Display::tag('td', $modify_icons, array('class' => 'announcements-list-line-actions'));
|
|
}
|
|
$html .= "</tr>";
|
|
}
|
|
$displayed[] = $myrow['id'];
|
|
}
|
|
$html .= "</table>";
|
|
|
|
return $html;
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
public static function getNumberAnnouncements()
|
|
{
|
|
// Maximum title messages to display
|
|
$maximum = '12';
|
|
// Database Table Definitions
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
|
|
$session_id = api_get_session_id();
|
|
$_course = api_get_course_info();
|
|
$course_id = $_course['real_id'];
|
|
$userId = api_get_user_id();
|
|
$condition_session = api_get_session_condition($session_id, true, true, 'announcement.session_id');
|
|
|
|
if (api_is_allowed_to_edit(false,true)) {
|
|
// check teacher status
|
|
if (empty($_GET['origin']) or $_GET['origin'] !== 'learnpath') {
|
|
|
|
if (api_get_group_id() == 0) {
|
|
$group_condition = "";
|
|
} else {
|
|
$group_condition = " AND (ip.to_group_id='".api_get_group_id()."' OR ip.to_group_id = 0 OR ip.to_group_id IS NULL)";
|
|
}
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool = 'announcement' AND
|
|
ip.visibility <> '2'
|
|
$group_condition
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC
|
|
LIMIT 0,$maximum";
|
|
}
|
|
} else {
|
|
// students only get to see the visible announcements
|
|
if (empty($_GET['origin']) or $_GET['origin'] !== 'learnpath') {
|
|
$group_memberships = GroupManager::get_group_ids($_course['real_id'], $userId);
|
|
|
|
if ((api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())) {
|
|
|
|
if (api_get_group_id() == 0) {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$userId."' OR (
|
|
ip.to_user_id='".$userId."' OR
|
|
ip.to_group_id IN (0, ".implode(", ", $group_memberships).") OR
|
|
ip.to_group_id IS NULL
|
|
)
|
|
)
|
|
";
|
|
} else {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$userId."'OR
|
|
ip.to_group_id IN (0, ".api_get_group_id().") OR
|
|
ip.to_group_id IS NULL
|
|
)";
|
|
}
|
|
} else {
|
|
if (api_get_group_id() == 0) {
|
|
$cond_user_id = " AND (
|
|
ip.to_user_id='".$userId."' OR
|
|
ip.to_group_id IN (0, ".implode(", ", $group_memberships).") OR
|
|
ip.to_group_id IS NULL
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND (
|
|
ip.to_user_id='".$userId."' OR
|
|
ip.to_group_id IN (0, ".api_get_group_id().") OR
|
|
ip.to_group_id IS NULL
|
|
) ";
|
|
}
|
|
}
|
|
|
|
// the user is member of several groups => display personal announcements AND his group announcements AND the general announcements
|
|
if (is_array($group_memberships) && count($group_memberships)>0) {
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref AND
|
|
ip.tool='announcement'
|
|
AND ip.visibility='1'
|
|
$cond_user_id
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC
|
|
LIMIT 0, $maximum";
|
|
} else {
|
|
// the user is not member of any group
|
|
// this is an identified user => show the general announcements AND his personal announcements
|
|
if ($userId) {
|
|
if ((api_get_course_setting('allow_user_edit_announcement') && !api_is_anonymous())) {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".$userId."' OR
|
|
( ip.to_user_id='".$userId."' OR ip.to_group_id='0' OR ip.to_group_id IS NULL)
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND ( ip.to_user_id='".$userId."' OR ip.to_group_id='0' OR ip.to_group_id IS NULL) ";
|
|
}
|
|
$sql = "SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
AND ip.visibility='1'
|
|
$cond_user_id
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC
|
|
LIMIT 0, $maximum";
|
|
} else {
|
|
|
|
if (api_get_course_setting('allow_user_edit_announcement')) {
|
|
$cond_user_id = " AND (
|
|
ip.lastedit_user_id = '".api_get_user_id()."' OR ip.to_group_id='0' OR ip.to_group_id IS NULL
|
|
) ";
|
|
} else {
|
|
$cond_user_id = " AND ip.to_group_id='0' ";
|
|
}
|
|
|
|
// the user is not identiefied => show only the general announcements
|
|
$sql="SELECT announcement.*, ip.visibility, ip.to_group_id, ip.insert_user_id
|
|
FROM $tbl_announcement announcement, $tbl_item_property ip
|
|
WHERE
|
|
announcement.c_id = $course_id AND
|
|
ip.c_id = $course_id AND
|
|
announcement.id = ip.ref
|
|
AND ip.tool='announcement'
|
|
AND ip.visibility='1'
|
|
AND ip.to_group_id='0'
|
|
$condition_session
|
|
GROUP BY ip.ref
|
|
ORDER BY display_order DESC
|
|
LIMIT 0, $maximum";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
|
|
return Database::num_rows($result);
|
|
}
|
|
}
|
|
|