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1225 lines
43 KiB
1225 lines
43 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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* @package chamilo.announcements
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* @todo use OOP
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*/
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/**
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* @author jmontoya
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*
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*/
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class AnnouncementManager {
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public function __construct() {
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}
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public function get_tags() {
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return array('((user_name))','((teacher_name))','((teacher_email))','((course_title))', '((course_link))');
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}
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public function parse_content($content, $course_code) {
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$reader_info = api_get_user_info(api_get_user_id());
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$course_info = api_get_course_info($course_code);
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$teacher_list = Coursemanager::get_teacher_list_from_course_code($course_info['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 = $teacher_data['email'];
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break;
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}
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}
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$course_link = api_get_course_url();
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$data['username'] = $reader_info['username'];
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$data['teacher_name'] = $teacher_name;
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$data['teacher_email'] = $teacher_email;
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$data['course_title'] = $course_info['name'];
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$data['course_link'] = Display::url($course_link, $course_link);
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$content = str_replace(self::get_tags(), $data, $content);
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return $content;
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}
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/**
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* Gets all announcements from a course
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* @param string course db
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* @param int session id
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* @return array html with the content and count of announcements or false otherwise
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*/
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public static function get_all_annoucement_by_course($course_info, $session_id = 0) {
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$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, $tbl_item_property toolitemproperties
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WHERE announcement.id = toolitemproperties.ref
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AND toolitemproperties.tool='announcement'
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AND announcement.session_id = '$session_id' AND
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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($rs);
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$result = array();
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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 $list;
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}
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return false;
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}
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/**
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* This functions swithes the visibility a course resource
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* using the visibility field in 'item_property'
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* @param array the course array
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* @param int ID of the element of the corresponding type
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* @return bool False on failure, True on success
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*/
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public static function change_visibility_announcement($_course, $id) {
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$item_visibility = api_get_item_visibility($_course, TOOL_ANNOUNCEMENT, $id);
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if ($item_visibility == '1') {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, 'invisible', api_get_user_id());
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} else {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, 'visible', api_get_user_id());
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}
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return true;
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}
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/**
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* Deletes an announcement
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* @param array the course array
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* @param int the announcement id
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*/
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public static function delete_announcement($_course, $id) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, 'delete', api_get_user_id());
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}
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/**
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* Deletes all announcements by course
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* @param array the course array
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*/
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public static function delete_all_announcements($_course) {
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$announcements = self::get_all_annoucement_by_course($_course, api_get_session_id());
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foreach ($announcements as $annon) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $annon['id'], 'delete', api_get_user_id());
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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 $announcement_id, the id of the announcement you want to display
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*/
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public static function display_announcement($announcement_id) {
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if ($announcement_id != strval(intval($announcement_id))) { return false; } // potencial sql injection
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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_query = " SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE announcement.id = toolitemproperties.ref
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AND announcement.id = '$announcement_id'
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AND 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_query = " SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE announcement.id = toolitemproperties.ref
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AND announcement.id = '$announcement_id'
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AND toolitemproperties.tool='announcement'
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AND (toolitemproperties.to_user_id='".api_get_user_id()."' OR toolitemproperties.to_group_id IN ('0', '".implode("', '",$group_list)."'))
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AND 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_query = " SELECT announcement.*, toolitemproperties.*
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FROM $tbl_announcement announcement, $tbl_item_property toolitemproperties
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WHERE announcement.id = toolitemproperties.ref
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AND announcement.id = '$announcement_id'
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AND toolitemproperties.tool='announcement'
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AND toolitemproperties.to_group_id='0'
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AND 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($sql_query);
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if (Database::num_rows($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 = $result['content'];
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echo "<table height=\"100\" width=\"100%\" cellpadding=\"5\" cellspacing=\"0\" class=\"data_table\">";
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echo "<tr><td><h2>".$title."</h2></td></tr>";
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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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$modify_icons = "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=modify&id=".$announcement_id."\">".Display::return_icon('edit.png', get_lang('Edit'),'',22)."</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', $alt_visibility,'',22)."</a>";
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if (api_is_allowed_to_edit(false,true)) {
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$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,$charset))."')) return false;\">".
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Display::return_icon('delete.png', get_lang('Delete'),'',22).
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"</a>";
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}
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echo "<tr><th style='text-align:right'>$modify_icons</th></tr>";
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}
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$content = self::parse_content($content, api_get_course_id());
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echo "<tr><td>$content</td></tr>";
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echo "<tr><td class=\"announcements_datum\">" . get_lang('LastUpdateDate') . " : " .api_convert_and_format_date($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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$sent_to = self::sent_to('announcement', $announcement_id);
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$sent_to_form = self::sent_to_form($sent_to);
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echo Display::tag('td', get_lang('SentTo').' : '.$sent_to_form, array('class'=>'announcements_datum'));
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$attachment_list = self::get_attachment($announcement_id);
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if (count($attachment_list)>0) {
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echo "<tr><td>";
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$realname = $attachment_list['path'];
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$user_filename = $attachment_list['filename'];
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$full_file_name = 'download.php?file='.$realname;
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echo '<br/>';
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echo Display::return_icon('attachment.gif',get_lang('Attachment'));
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echo '<a href="'.$full_file_name.' "> '.$user_filename.' </a>';
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echo '<span class="forum_attach_comment" >'.$attachment_list['comment'].'</span>';
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echo '</td></tr>';
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}
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echo "</table>";
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} else {
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return false;
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}
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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 $_FILES
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* @param string Comment describing the attachment
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* @return int false on failure, ID of the announcement on success
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*/
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public static function add_announcement($emailTitle, $newContent, $order, $to, $file = array(), $file_comment='') {
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global $_course;
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
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// filter data
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$emailTitle = Database::escape_string($emailTitle);
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$newContent = Database::escape_string($newContent);
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$order = intval($order);
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$now = api_get_utc_datetime();
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$course_id = api_get_course_int_id();
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// store in the table announcement
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$sql = "INSERT INTO $tbl_announcement SET
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c_id = '$course_id',
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content = '$newContent',
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title = '$emailTitle', end_date = '$now',
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display_order = '$order',
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session_id = ".api_get_session_id();
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$result = Database::query($sql);
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if ($result === false) {
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return false;
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} else {
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//Store the attach file
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$last_id = Database::insert_id();
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if (!empty($file)) {
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$save_attachment = self::add_announcement_attachment_file($last_id, $file_comment, $_FILES['user_upload']);
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}
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// store in item_property (first the groups, then the users
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if (!is_null($to)) {
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// !is_null($to): when no user is selected we send it to everyone
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$send_to = self::separate_users_groups($to);
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// storing the selected groups
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if (is_array($send_to['groups'])) {
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foreach ($send_to['groups'] as $group) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $last_id, "AnnouncementAdded", api_get_user_id(), $group);
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}
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}
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// storing the selected users
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if (is_array($send_to['users'])) {
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foreach ($send_to['users'] as $user) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $last_id, "AnnouncementAdded", api_get_user_id(), '', $user);
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}
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}
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} else {
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// the message is sent to everyone, so we set the group to 0
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $last_id, "AnnouncementAdded", api_get_user_id(), '0');
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}
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return $last_id;
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}
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}
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/*
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STORE ANNOUNCEMENT GROUP ITEM
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*/
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public static function add_group_announcement($emailTitle,$newContent, $order, $to, $to_users, $file = array(), $file_comment='') {
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global $_course;
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// database definitions
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
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$emailTitle = Database::escape_string($emailTitle);
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$newContent = Database::escape_string($newContent);
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$order = intval($order);
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$now = api_get_utc_datetime();
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$course_id = api_get_course_int_id();
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// store in the table announcement
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$sql = "INSERT INTO $tbl_announcement SET
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c_id = '$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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$result = Database::query($sql);
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if ($result === false) {
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return false;
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}
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//store the attach file
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$last_id = Database::insert_id();
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if (empty($file)) {
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$save_attachment = self::add_announcement_attachment_file($last_id, $file_comment, $file);
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}
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// store in item_property (first the groups, then the users
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if (!isset($to_users)) // !isset($to): when no user is selected we send it to everyone
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{
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$send_to=self::separate_users_groups($to);
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// storing the selected groups
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if (is_array($send_to['groups'])) {
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foreach ($send_to['groups'] as $group) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $last_id, "AnnouncementAdded", api_get_user_id(), $group);
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}
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}
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}
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else // the message is sent to everyone, so we set the group to 0
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{
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// storing the selected users
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if (is_array($to_users)) {
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foreach ($to_users as $user) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $last_id, "AnnouncementAdded", api_get_user_id(), '', $user);
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}
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}
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}
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return $last_id;
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}
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/*
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EDIT ANNOUNCEMENT
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*/
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/**
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* This function stores the announcement item in the announcement table
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* and updates the item_property table
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*
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* @param int id of the announcement
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* @param string email
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* @param string content
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* @param array users that will receive the announcement
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* @param mixed attachment
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* @param string file comment
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*
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*/
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public static function edit_announcement($id, $emailTitle, $newContent, $to, $file = array(), $file_comment='') {
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global $_course;
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$course_id = api_get_course_int_id();
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$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
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$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
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$emailTitle = Database::escape_string($emailTitle);
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$newContent = Database::escape_string($newContent);
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$id = intval($id);
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// store the modifications in the table announcement
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$sql = "UPDATE $tbl_announcement SET content = '$newContent', title = '$emailTitle' WHERE c_id = $course_id AND id='$id'";
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$result = Database::query($sql);
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// save attachment file
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$row_attach = self::get_attachment($id);
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$id_attach = intval($row_attach['id']);
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if (!empty($file)) {
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if (empty($id_attach)) {
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self::add_announcement_attachment_file($id,$file_comment,$file);
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} else {
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self::edit_announcement_attachment_file($id_attach,$file,$file_comment);
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}
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}
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// we remove everything from item_property for this
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$sql_delete="DELETE FROM $tbl_item_property WHERE c_id = $course_id AND ref='$id' AND tool='announcement'";
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$result = Database::query($sql_delete);
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// store in item_property (first the groups, then the users
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if (!is_null($to)) {
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// !is_null($to): when no user is selected we send it to everyone
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$send_to = self::separate_users_groups($to);
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// storing the selected groups
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if (is_array($send_to['groups'])) {
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foreach ($send_to['groups'] as $group) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, "AnnouncementUpdated", api_get_user_id(), $group);
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}
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}
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// storing the selected users
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if (is_array($send_to['users'])) {
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foreach ($send_to['users'] as $user) {
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, "AnnouncementUpdated", api_get_user_id(), 0, $user);
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}
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}
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} else {
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// the message is sent to everyone, so we set the group to 0
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api_item_property_update($_course, TOOL_ANNOUNCEMENT, $id, "AnnouncementUpdated", api_get_user_id(), '0');
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}
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}
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/*
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MAIL FUNCTIONS
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*/
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/**
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* Sends an announcement by email to a list of users.
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* Emails are sent one by one to try to avoid antispam.
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* @todo seems not used in Chamilo 1.8.7 RC2
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*/
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public static function send_announcement_email($user_list, $course_code, $_course, $mail_title, $mail_content) {
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global $_user;
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foreach ($user_list as $this_user) {
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$mail_subject = get_lang('professorMessage').' - '.$_course['official_code'].' - '.$mail_title;
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$mail_body = '['.$_course['official_code'].'] - ['.$_course['name']."]\n";
|
|
$mail_body .= api_get_person_name($this_user['firstname'], $this_user['lastname'], null, PERSON_NAME_EMAIL_ADDRESS).' <'.$this_user["email"]."> \n\n".stripslashes($mail_title)."\n\n".trim(stripslashes(api_html_entity_decode(strip_tags(str_replace(array('<p>','</p>','<br />'),array('',"\n","\n"),$mail_content)), ENT_QUOTES, api_get_system_encoding())))." \n\n-- \n";
|
|
$mail_body .= api_get_person_name($_user['firstname'], $_user['lastname'], null, PERSON_NAME_EMAIL_ADDRESS).' ';
|
|
$mail_body .= '<'.$_user['mail'].">\n";
|
|
$mail_body .= $_course['official_code'].' '.$_course['name'];
|
|
|
|
@api_mail(api_get_person_name($this_user['firstname'], $this_user['lastname'], null, PERSON_NAME_EMAIL_ADDRESS), $this_user['email'], $mail_subject, $mail_body, api_get_person_name($_SESSION['_user']['firstname'], $_SESSION['_user']['lastname'], null, PERSON_NAME_EMAIL_ADDRESS), $_SESSION['_user']['mail']);
|
|
}
|
|
}
|
|
|
|
public static function update_mail_sent($insert_id) {
|
|
$tbl_announcement = Database::get_course_table(TABLE_ANNOUNCEMENT);
|
|
if ($insert_id != strval(intval($insert_id))) { return false; }
|
|
$insert_id = Database::escape_string($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 $result;
|
|
}
|
|
return false;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/*
|
|
SHOW_TO_FORM
|
|
*/
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
public static function show_to_form($to_already_selected) {
|
|
|
|
$user_list = self::get_course_users();
|
|
$group_list = self::get_course_groups();
|
|
|
|
if ($to_already_selected == '' || $to_already_selected == 'everyone') {
|
|
$to_already_selected = array();
|
|
}
|
|
|
|
echo "<table id=\"recipient_list\" style=\"display: none;\">";
|
|
echo '<tr>';
|
|
|
|
// the form containing all the groups and all the users of the course
|
|
echo '<td>';
|
|
echo "<strong>".get_lang('Users')."</strong><br />";
|
|
self::construct_not_selected_select_form($group_list,$user_list,$to_already_selected);
|
|
echo "</td>";
|
|
|
|
// the buttons for adding or removing groups/users
|
|
echo '<td valign="middle">';
|
|
echo '<button class="arrowr" type="button" onClick="javascript: move(this.form.elements[0], this.form.elements[3])" onClick="javascript: move(this.form.elements[0], this.form.elements[3])"></button>';
|
|
echo '<br /> <br />';
|
|
echo '<button class="arrowl" type="button" onClick="javascript: move(this.form.elements[3], this.form.elements[0])" onClick="javascript: move(this.form.elements[3], this.form.elements[0])"></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($group_list,$user_list,$to_already_selected);
|
|
echo "</td>";
|
|
echo "</tr>";
|
|
echo "</table>";
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
public static function show_to_form_group($group_id) {
|
|
echo "<table id=\"recipient_list\" style=\"display: none;\">";
|
|
echo "<tr>";
|
|
echo "<td>";
|
|
echo "<select name=\"not_selected_form[]\" size=5 style=\"width:200px\" multiple>";
|
|
$group_users = GroupManager::get_subscribed_users($group_id);
|
|
foreach ($group_users as $user){
|
|
echo '<option value="'.$user['user_id'].'">'.api_get_person_name($user['firstname'], $user['lastname']).' ('.$user['username'].')'.'</option>';
|
|
}
|
|
echo '</select>';
|
|
|
|
echo "</td>";
|
|
|
|
// the buttons for adding or removing groups/users
|
|
echo "<td valign=\"middle\">";
|
|
echo '<button class="arrowr" type="button" onClick="javascript: move(this.form.elements[1], this.form.elements[4])" onClick="javascript: move(this.form.elements[1], this.form.elements[4])"></button>';
|
|
echo '<br /> <br />';
|
|
echo '<button class="arrowl" type="button" onClick="javascript: move(this.form.elements[4], this.form.elements[1])" onClick="javascript: move(this.form.elements[4], this.form.elements[1])"></button>';
|
|
echo "</td>";
|
|
echo "<td>";
|
|
|
|
echo "<select name=\"selectedform[]\" size=5 style=\"width:200px\" multiple>";
|
|
echo '</select>';
|
|
|
|
echo "</td>";
|
|
echo "</tr>";
|
|
echo "</table>";
|
|
}
|
|
|
|
/*
|
|
CONSTRUCT_NOT_SELECT_SELECT_FORM
|
|
*/
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
public static function construct_not_selected_select_form($group_list=null, $user_list=null,$to_already_selected) {
|
|
|
|
echo "<select name=\"not_selected_form[]\" size=5 style=\"width:200px\" multiple>";
|
|
// adding the groups to the select form
|
|
if ($group_list){
|
|
foreach($group_list as $this_group) {
|
|
if (is_array($to_already_selected)) {
|
|
if (!in_array("GROUP:".$this_group['id'],$to_already_selected)) // $to_already_selected is the array containing the groups (and users) that are already selected
|
|
{
|
|
echo "<option value=\"GROUP:".$this_group['id']."\">",
|
|
"G: ",$this_group['name']," - " . $this_group['userNb'] . " " . get_lang('Users') .
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
// a divider
|
|
echo "<option value=\"\">---------------------------------------------------------</option>";
|
|
}
|
|
// adding the individual users to the select form
|
|
if ($user_list) {
|
|
foreach($user_list as $this_user) {
|
|
if (is_array($to_already_selected)) {
|
|
if (!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']."\">",
|
|
"", api_get_person_name($this_user['firstname'], $this_user['lastname'])." (".$this_user['username'].")",
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
echo "</select>";
|
|
}
|
|
|
|
|
|
/*
|
|
CONSTRUCT_SELECTED_SELECT_FORM
|
|
*/
|
|
/**
|
|
* this function shows the form for sending a message to a specific group or user.
|
|
*/
|
|
public static function construct_selected_select_form($group_list=null, $user_list=null,$to_already_selected) {
|
|
// we separate the $to_already_selected array (containing groups AND users into
|
|
// two separate arrays
|
|
$groupuser = array();
|
|
if (is_array($to_already_selected)) {
|
|
$groupuser = self::separate_users_groups($to_already_selected);
|
|
}
|
|
$groups_to_already_selected=$groupuser['groups'];
|
|
$users_to_already_selected=$groupuser['users'];
|
|
|
|
// 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();
|
|
$ref_array_users = self::get_course_users();
|
|
|
|
// we construct the form of the already selected groups / users
|
|
echo "<select name=\"selectedform[]\" size=\"5\" multiple style=\"width:200px\" width=\"200px\">";
|
|
if (is_array($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=\"".$groupuser."\">".api_get_person_name($value['firstname'], $value['lastname'])." (".$value['username'].")</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'],"\">",
|
|
"", api_get_person_name($this_user['firstname'], $this_user['lastname'])." (".$this_user['username'].")",
|
|
"</option>";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
echo "</select>";
|
|
}
|
|
|
|
/*
|
|
DATA FUNCTIONS
|
|
*/
|
|
|
|
/**
|
|
* this function gets all the users of the course,
|
|
* including users from linked courses
|
|
*/
|
|
public static function get_course_users() {
|
|
//this would return only the users from real courses:
|
|
//$user_list = CourseManager::get_user_list_from_course_code(api_get_course_id());
|
|
$session_id = api_get_session_id();
|
|
|
|
if ($session_id != 0) {
|
|
$user_list = CourseManager::get_real_and_linked_user_list(api_get_course_id(), true, $session_id);
|
|
} else {
|
|
$user_list = CourseManager::get_real_and_linked_user_list(api_get_course_id(), false, 0);
|
|
}
|
|
|
|
return $user_list;
|
|
}
|
|
|
|
/**
|
|
* 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) {
|
|
$new_group_list = CourseManager::get_group_list_of_course(api_get_course_id(), intval($session_id));
|
|
} else {
|
|
$new_group_list = CourseManager::get_group_list_of_course(api_get_course_id(), 0);
|
|
}
|
|
return $new_group_list;
|
|
}
|
|
|
|
/*
|
|
*
|
|
LOAD_EDIT_USERS
|
|
*/
|
|
/**
|
|
* This tools loads all the users and all the groups who have received
|
|
* a specific item (in this case an announcement item)
|
|
*/
|
|
public static function load_edit_users($tool, $id) {
|
|
$tbl_item_property = Database::get_course_table(TABLE_ITEM_PROPERTY);
|
|
$tool = Database::escape_string($tool);
|
|
$id = Database::escape_string($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);
|
|
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";
|
|
exit;
|
|
break;
|
|
default:
|
|
$to[]="GROUP:".$row['to_group_id'];
|
|
}
|
|
}
|
|
return $to;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
USER_GROUP_FILTER_JAVASCRIPT
|
|
*/
|
|
/**
|
|
* 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>";
|
|
}
|
|
|
|
|
|
/*
|
|
TO_JAVASCRIPT
|
|
*/
|
|
/**
|
|
* returns all the javascript that is required for easily
|
|
* setting the target people/groups
|
|
* this goes into the $htmlHeadXtra[] array
|
|
*/
|
|
public static function to_javascript() {
|
|
return "<script type=\"text/javascript\" language=\"JavaScript\">
|
|
|
|
<!-- Begin javascript menu swapper
|
|
|
|
function move(fbox, tbox)
|
|
{
|
|
var arrFbox = new Array();
|
|
var arrTbox = new Array();
|
|
var arrLookup = new Array();
|
|
|
|
var i;
|
|
for (i = 0; i < tbox.options.length; i++)
|
|
{
|
|
arrLookup[tbox.options[i].text] = tbox.options[i].value;
|
|
arrTbox[i] = tbox.options[i].text;
|
|
}
|
|
|
|
var fLength = 0;
|
|
var tLength = arrTbox.length;
|
|
|
|
for(i = 0; i < fbox.options.length; i++)
|
|
{
|
|
arrLookup[fbox.options[i].text] = fbox.options[i].value;
|
|
|
|
if (fbox.options[i].selected && fbox.options[i].value != \"\")
|
|
{
|
|
arrTbox[tLength] = fbox.options[i].text;
|
|
tLength++;
|
|
}
|
|
else
|
|
{
|
|
arrFbox[fLength] = fbox.options[i].text;
|
|
fLength++;
|
|
}
|
|
}
|
|
|
|
arrFbox.sort();
|
|
arrTbox.sort();
|
|
|
|
var arrFboxGroup = new Array();
|
|
var arrFboxUser = new Array();
|
|
var prefix_x;
|
|
|
|
for (x = 0; x < arrFbox.length; x++) {
|
|
prefix_x = arrFbox[x].substring(0,2);
|
|
if (prefix_x == 'G:') {
|
|
arrFboxGroup.push(arrFbox[x]);
|
|
} else {
|
|
arrFboxUser.push(arrFbox[x]);
|
|
}
|
|
}
|
|
|
|
arrFboxGroup.sort();
|
|
arrFboxUser.sort();
|
|
arrFbox = arrFboxGroup.concat(arrFboxUser);
|
|
|
|
var arrTboxGroup = new Array();
|
|
var arrTboxUser = new Array();
|
|
var prefix_y;
|
|
|
|
for (y = 0; y < arrTbox.length; y++) {
|
|
prefix_y = arrTbox[y].substring(0,2);
|
|
if (prefix_y == 'G:') {
|
|
arrTboxGroup.push(arrTbox[y]);
|
|
} else {
|
|
arrTboxUser.push(arrTbox[y]);
|
|
}
|
|
}
|
|
|
|
arrTboxGroup.sort();
|
|
arrTboxUser.sort();
|
|
arrTbox = arrTboxGroup.concat(arrTboxUser);
|
|
|
|
fbox.length = 0;
|
|
tbox.length = 0;
|
|
|
|
var c;
|
|
for(c = 0; c < arrFbox.length; c++)
|
|
{
|
|
var no = new Option();
|
|
no.value = arrLookup[arrFbox[c]];
|
|
no.text = arrFbox[c];
|
|
fbox[c] = no;
|
|
}
|
|
for(c = 0; c < arrTbox.length; c++)
|
|
{
|
|
var no = new Option();
|
|
no.value = arrLookup[arrTbox[c]];
|
|
no.text = arrTbox[c];
|
|
tbox[c] = no;
|
|
}
|
|
}
|
|
|
|
function validate()
|
|
{
|
|
var f = document.new_calendar_item;
|
|
f.submit();
|
|
return true;
|
|
}
|
|
|
|
|
|
function selectAll(cbList, bSelect, showwarning) {
|
|
|
|
if (document.getElementById('emailTitle').value==''){
|
|
document.getElementById('msg_error').innerHTML='".get_lang('FieldRequired')."';
|
|
document.getElementById('msg_error').style.display='block';
|
|
document.getElementById('emailTitle').focus();
|
|
} else {
|
|
if (cbList.length < 1) {
|
|
if (!confirm(\"".get_lang('Send2All')."\")) {
|
|
return false;
|
|
}
|
|
}
|
|
for (var i=0; i<cbList.length; i++)
|
|
cbList[i].selected = cbList[i].checked = bSelect;
|
|
document.f1.submit();
|
|
}
|
|
}
|
|
|
|
function reverseAll(cbList)
|
|
{
|
|
for (var i=0; i<cbList.length; i++)
|
|
{
|
|
cbList[i].checked = !(cbList[i].checked)
|
|
cbList[i].selected = !(cbList[i].selected)
|
|
}
|
|
}
|
|
|
|
|
|
function plus_attachment() {
|
|
if (document.getElementById('options').style.display == 'none') {
|
|
document.getElementById('options').style.display = 'block';
|
|
document.getElementById('plus').innerHTML=' <img style=\"vertical-align:middle;\" src=\"../img/div_hide.gif\" alt=\"\" /> ".get_lang('AddAnAttachment')."';
|
|
} else {
|
|
document.getElementById('options').style.display = 'none';
|
|
document.getElementById('plus').innerHTML=' <img style=\"vertical-align:middle;\" src=\"../img/div_show.gif\" alt=\"\" /> ".get_lang('AddAnAttachment')."';
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
// End -->
|
|
</script>";
|
|
}
|
|
|
|
|
|
/*
|
|
SENT_TO_FORM
|
|
*/
|
|
/**
|
|
* 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);
|
|
$output[] = api_get_person_name($user_info['firstname'], $user_info['lastname'])." (".$user_info['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 $output;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
SEPARATE_USERS_GROUPS
|
|
*/
|
|
/**
|
|
* This function separates the users from the groups
|
|
* users have a value USER:XXX (with XXX the dokeos id
|
|
* groups have a value GROUP:YYY (with YYY the group id)
|
|
* @param array Array of strings that define the type and id of each destination
|
|
* @return array Array of groups and users (each an array of IDs)
|
|
*/
|
|
public static function separate_users_groups($to) {
|
|
foreach($to as $to_item) {
|
|
list($type, $id) = explode(':', $to_item);
|
|
switch($type) {
|
|
case 'GROUP':
|
|
$grouplist[] = intval($id);
|
|
break;
|
|
case 'USER':
|
|
$userlist[] = intval($id);
|
|
break;
|
|
}
|
|
}
|
|
|
|
$send_to['groups']=$grouplist;
|
|
$send_to['users']=$userlist;
|
|
return $send_to;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
SENT_TO()
|
|
*/
|
|
/**
|
|
* Returns all the users and all the groups a specific announcement item
|
|
* has been sent to
|
|
* @param string The tool (announcement, agenda, ...)
|
|
* @param int ID of the element of the corresponding type
|
|
* @return array Array of users and groups to whom the element has been sent
|
|
*/
|
|
public static function sent_to($tool, $id) {
|
|
global $_course;
|
|
global $tbl_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 $sent_to;
|
|
}
|
|
|
|
|
|
/* ATTACHMENT FUNCTIONS */
|
|
|
|
/**
|
|
* Show a list with all the attachments according to the post's id
|
|
* @param int announcement id
|
|
* @return array with the post info
|
|
* @author Arthur Portugal
|
|
* @version November 2009, dokeos 1.8.6.2
|
|
*/
|
|
|
|
public static function get_attachment($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) {
|
|
global $_course;
|
|
$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 ) {
|
|
$courseDir = $_course['path'].'/upload/announcements'; // TODO: This path is obsolete. The new document repository scheme should be kept in mind here.
|
|
$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;
|
|
$result = @move_uploaded_file($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);
|
|
// Storing the attachments if any
|
|
$sql = 'INSERT INTO '.$tbl_announcement_attachment.' (c_id, filename, comment, path, announcement_id, size) '.
|
|
"VALUES ($course_id, '$safe_file_name', '$file_comment', '$safe_new_file_name' , '$announcement_id', '".intval($file['size'])."' )";
|
|
$result = Database::query($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) {
|
|
global $_course;
|
|
$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 ) {
|
|
$courseDir = $_course['path'].'/upload/announcements'; // TODO: This path is obsolete. The new document repository scheme should be kept in mind here.
|
|
$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;
|
|
$result = @move_uploaded_file($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 $return;
|
|
}
|
|
|
|
/**
|
|
* This function delete a attachment file by id
|
|
* @param integer attachment file Id
|
|
*
|
|
*/
|
|
public static function delete_announcement_attachment_file($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";
|
|
$result = Database::query($sql);
|
|
// update item_property
|
|
//api_item_property_update($_course, 'announcement_attachment', $id,'AnnouncementAttachmentDeleted', api_get_user_id());
|
|
}
|
|
} //end class
|