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- <?php // $Id: document.php 16494 2008-10-10 22:07:36Z yannoo $
-
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004-2008 Dokeos SPRL
- Copyright (c) 2003 Ghent University (UGent)
- Copyright (c) 2001 Universite catholique de Louvain (UCL)
- Copyright (c) various contributors
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
- See the GNU General Public License for more details.
- Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
- Mail: info@dokeos.com
- ==============================================================================
- */
- /**
- * These files are a complete rework of the forum. The database structure is
- * based on phpBB but all the code is rewritten. A lot of new functionalities
- * are added:
- * - forum categories and forums can be sorted up or down, locked or made invisible
- * - consistent and integrated forum administration
- * - forum options: are students allowed to edit their post?
- * moderation of posts (approval)
- * reply only forums (students cannot create new threads)
- * multiple forums per group
- * - sticky messages
- * - new view option: nested view
- * - quoting a message
- *
- * @Author Patrick Cool <patrick.cool@UGent.be>, Ghent University
- * @Copyright Ghent University
- * @Copyright Patrick Cool
- *
- * @package dokeos.forum
- */
- // name of the language file that needs to be included
- $language_file = 'forum';
- // including the global dokeos init file
- require '../inc/global.inc.php';
- $htmlHeadXtra[] = '<script type="text/javascript" src="'.api_get_path(WEB_CODE_PATH).'inc/lib/javascript/jquery.js" ></script>';
- $htmlHeadXtra[] = '<script type="text/javascript" language="javascript">
- $(document).ready(function(){ $(\'.hide-me\').slideUp() });
- function hidecontent(content){ $(content).slideToggle(\'normal\'); }
- </script>';
- $htmlHeadXtra[] = '<script type="text/javascript" language="javascript">
-
- function advanced_parameters() {
- if(document.getElementById(\'options\').style.display == \'none\') {
- document.getElementById(\'options\').style.display = \'block\';
- document.getElementById(\'plus_minus\').innerHTML=\' '.Display::return_icon('div_hide.gif',get_lang('Hide'),array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedParameters').'\';
- } else {
- document.getElementById(\'options\').style.display = \'none\';
- document.getElementById(\'plus_minus\').innerHTML=\' '.Display::return_icon('div_show.gif',get_lang('Show'),array('style'=>'vertical-align:middle')).' '.get_lang('AdvancedParameters').'\';
- }
- }
- </script>';
- // including the global dokeos file
- require '../inc/global.inc.php';
- // the section (tabs)
- $this_section=SECTION_COURSES;
- // notice for unauthorized people.
- api_protect_course_script(true);
- // including additional library scripts
- require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
- include_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
- $nameTools=get_lang('Forum');
- /*
- -----------------------------------------------------------
- Including necessary files
- -----------------------------------------------------------
- */
- require 'forumconfig.inc.php';
- require_once 'forumfunction.inc.php';
- /*
- ==============================================================================
- MAIN DISPLAY SECTION
- ==============================================================================
- */
- /*
- -----------------------------------------------------------
- Header and Breadcrumbs
- -----------------------------------------------------------
- */
- if (isset($_SESSION['gradebook'])){
- $gradebook= $_SESSION['gradebook'];
- }
- if (!empty($gradebook) && $gradebook=='view') {
- $interbreadcrumb[]= array (
- 'url' => '../gradebook/'.$_SESSION['gradebook_dest'],
- 'name' => get_lang('Gradebook')
- );
- }
- $current_forum_category=get_forum_categories($_GET['forumcategory']);
- $interbreadcrumb[]=array("url" => "index.php?gradebook=$gradebook&search=".Security::remove_XSS(urlencode(isset($_GET['search'])?$_GET['search']:'')),"name" => $nameTools);
- $interbreadcrumb[]=array("url" => "viewforumcategory.php?forumcategory=".$current_forum_category['cat_id']."&origin=".$origin."&search=".Security::remove_XSS(urlencode(isset($_GET['search'])?$_GET['search']:'')),"name" => prepare4display($current_forum_category['cat_title']));
- if (!empty($_GET['action']) && !empty($_GET['content'])) {
- if ($_GET['action']=='add' && $_GET['content']=='forum' ) {
- $interbreadcrumb[] = array ("url" => api_get_self().'?'.api_get_cidreq().'&action=add&content=forum', 'name' => get_lang('AddForum'));
- }
- }
- //are we in a lp ?
- $origin = '';
- if (isset($_GET['origin'])) {
- $origin = Security::remove_XSS($_GET['origin']);
- }
- if ($origin=='learnpath') {
- include(api_get_path(INCLUDE_PATH).'reduced_header.inc.php');
- } else {
- Display :: display_header(null);
- //api_display_tool_title($nameTools);
- }
- /*
- ------------------------------------------------------------------------------------------------------
- ACTIONS
- ------------------------------------------------------------------------------------------------------
- */
- $whatsnew_post_info=$_SESSION['whatsnew_post_info'];
- /*
- -----------------------------------------------------------
- Is the user allowed here?
- -----------------------------------------------------------
- */
- // if the user is not a course administrator and the forum is hidden
- // then the user is not allowed here.
- if (!api_is_allowed_to_edit(false,true) AND $current_forum_category['visibility']==0) {
- forum_not_allowed_here();
- }
- /*
- -----------------------------------------------------------
- Action Links
- -----------------------------------------------------------
- */
- echo '<div class="actions">';
- echo '<span style="float:right;">'.search_link().'</span>';
- echo '<a href="index.php?gradebook='.$gradebook.'">'.Display::return_icon('back.png',get_lang('BackToForumOverview')).' '.get_lang('BackToForumOverview').'</a>';
- if (api_is_allowed_to_edit(false,true)) {
- //echo '<a href="'.api_get_self().'?forumcategory='.$_GET['forumcategory'].'&action=add&content=forumcategory">'.get_lang('AddForumCategory').'</a> | ';
- echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&action=add&content=forum"> '.Display::return_icon('forum_new.gif', get_lang('AddForum')).' '.get_lang('AddForum').'</a>';
- //echo '<a href="'.api_get_self().'?'.api_get_cidreq().'&forumcategory='.Security::remove_XSS($_GET['forumcategory']).'&action=add&content=forum">'.Display::return_icon('forum_new.gif', get_lang('AddForum')).' '.get_lang('AddForum').'</a>';
- }
- echo '</div>';
- /*
- ------------------------------------------------------------------------------------------------------
- ACTIONS
- ------------------------------------------------------------------------------------------------------
- */
- $action_forums=isset($_GET['action']) ? $_GET['action'] : '';
- if (api_is_allowed_to_edit(false,true)) {
- handle_forum_and_forumcategories();
- }
- // notification
- if ($action_forums == 'notify' AND isset($_GET['content']) AND isset($_GET['id'])) {
- $return_message = set_notification($_GET['content'],$_GET['id']);
- Display :: display_confirmation_message($return_message,false);
- }
- if ($action_forums!='add') {
- /*
- ------------------------------------------------------------------------------------------------------
- RETRIEVING ALL THE FORUM CATEGORIES AND FORUMS
- ------------------------------------------------------------------------------------------------------
- note: we do this here just after het handling of the actions to be sure that we already incorporate the
- latest changes
- */
- // Step 1: We store all the forum categories in an array $forum_categories
- $forum_categories=array();
- $forum_category=get_forum_categories($_GET['forumcategory']);
-
- // step 2: we find all the forums
- $forum_list=array();
- $forum_list=get_forums();
-
- /*
- ------------------------------------------------------------------------------------------------------
- RETRIEVING ALL GROUPS AND THOSE OF THE USER
- ------------------------------------------------------------------------------------------------------
- */
- // the groups of the user
- $groups_of_user=array();
- $groups_of_user=GroupManager::get_group_ids($_course['dbName'], $_user['user_id']);
- // all groups in the course (and sorting them as the id of the group = the key of the array
- $all_groups=GroupManager::get_group_list();
- if(is_array($all_groups)) {
- foreach ($all_groups as $group) {
- $all_groups[$group['id']]=$group;
- }
- }
-
- /*
- ------------------------------------------------------------------------------------------------------
- CLEAN GROUP ID FOR AJAXFILEMANAGER
- ------------------------------------------------------------------------------------------------------
- */
- if(isset($_SESSION['_gid']))
- {
- unset($_SESSION['_gid']);
- }
-
- /*
- -----------------------------------------------------------
- Display Forum Categories and the Forums in it
- -----------------------------------------------------------
- */
- echo "<table class=\"data_table\" width='100%'>\n";
- $my_session=isset($_SESSION['id_session']) ? $_SESSION['id_session'] : null;
- $forum_categories_list='';
- echo "\t<tr>\n\t\t<th align=\"left\" ".(api_is_allowed_to_edit()?"colspan='5'":"colspan='6'").">";
- echo '<span class="forum_title">'.prepare4display($forum_category['cat_title']).'</span><br />';
- echo '<span class="forum_description">'.prepare4display($forum_category['cat_comment']).'</span>';
- echo "</th>\n";
- if (api_is_allowed_to_edit(false,true) && !($forum_category['session_id']==0 && intval($my_session)!=0)) {
- echo '<th style="vertical-align: top;" align="center" >';
- echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forumcategory=".Security::remove_XSS($_GET['forumcategory'])."&action=edit&content=forumcategory&id=".$forum_category['cat_id']."\">".icon('../img/edit.gif',get_lang('Edit'))."</a>";
- echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forumcategory=".Security::remove_XSS($_GET['forumcategory'])."&action=delete&content=forumcategory&amp;id=".$forum_category['cat_id']."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang("DeleteForumCategory"),ENT_QUOTES,$charset))."')) return false;\">".icon('../img/delete.gif',get_lang('Delete'))."</a>";
- display_visible_invisible_icon('forumcategory', $forum_category['cat_id'], $forum_category['visibility'], array("forumcategory"=>$_GET['forumcategory']));
- display_lock_unlock_icon('forumcategory',$forum_category['cat_id'], $forum_category['locked'], array("forumcategory"=>$_GET['forumcategory']));
- display_up_down_icon('forumcategory',$forum_category['cat_id'], $forum_categories_list);
- echo "</th>\n";
- }
- echo "\t</tr>\n";
-
- // step 3: the interim headers (for the forum)
- echo "\t<tr class=\"forum_header\">\n";
- echo "\t\t<td colspan='2'>".get_lang('Forum')."</td>\n";
- echo "\t\t<td>".get_lang('Topics')."</td>\n";
- echo "\t\t<td>".get_lang('Posts')."</td>\n";
- echo "\t\t<td>".get_lang('LastPosts')."</td>\n";
- echo "\t\t<td>".get_lang('Actions')."</td>\n";
- echo "\t</tr>\n";
-
- // the forums in this category
- $forums_in_category=get_forums_in_category($forum_category['cat_id']);
-
- // step 4: we display all the forums in this category.
- $forum_count=0;
- foreach ($forum_list as $key=>$forum) {
- if ($forum['forum_category']==$forum_category['cat_id']) {
- // the forum has to be showed if
- // 1.v it is a not a group forum (teacher and student)
- // 2.v it is a group forum and it is public (teacher and student)
- // 3. it is a group forum and it is private (always for teachers only if the user is member of the forum
- // if the forum is private and it is a group forum and the user is not a member of the group forum then it cannot be displayed
- //if (!($forum['forum_group_public_private']=='private' AND !is_null($forum['forum_of_group']) AND !in_array($forum['forum_of_group'], $groups_of_user)))
- //{
- $show_forum=false;
- // SHOULD WE SHOW THIS PARTICULAR FORUM
- // you are teacher => show forum
-
- if (api_is_allowed_to_edit(false,true)) {
- //echo 'teacher';
- $show_forum=true;
- } else {
- // you are not a teacher
- //echo 'student';
- // it is not a group forum => show forum (invisible forums are already left out see get_forums function)
- if ($forum['forum_of_group']=='0') {
- //echo '-gewoon forum';
- $show_forum=true;
- } else {
- // it is a group forum
- //echo '-groepsforum';
- // it is a group forum but it is public => show
- if ($forum['forum_group_public_private']=='public') {
- $show_forum=true;
- //echo '-publiek';
- } else {
- // it is a group forum and it is private
- //echo '-prive';
- // it is a group forum and it is private but the user is member of the group
- if (in_array($forum['forum_of_group'],$groups_of_user)) {
- //echo '-is lid';
- $show_forum=true;
- } else {
- //echo '-is GEEN lid';
- $show_forum=false;
- }
- }
-
- }
- }
- //echo '<hr>';
- $form_count=isset($form_count)?$form_count:0;
- if ($show_forum === true) {
- $form_count++;
- echo "\t<tr class=\"forum\">\n";
- echo "\t\t<td width=\"20\">";
- $my_whatsnew_post_info=isset($whatsnew_post_info[$forum['forum_id']])?$whatsnew_post_info[$forum['forum_id']]:null;
- if ($forum['forum_of_group']!=='0') {
- if (is_array($my_whatsnew_post_info) and !empty($my_whatsnew_post_info)) {
- echo icon('../img/forumgroupnew.gif');
- } else {
- echo icon('../img/forumgroup.gif', get_lang('GroupForum'));
- }
- } else {
- if (is_array($my_whatsnew_post_info) and !empty($my_whatsnew_post_info)) {
- echo icon('../img/forum.gif', get_lang('Forum'));
- } else {
- echo icon('../img/forum.gif');
- }
- }
- echo "</td>\n";
-
- if ($forum['forum_of_group']<>'0')
- {
- $my_all_groups_forum_name=isset($all_groups[$forum['forum_of_group']]['name']) ? $all_groups[$forum['forum_of_group']]['name'] : null;
- $my_all_groups_forum_id=isset($all_groups[$forum['forum_of_group']]['id']) ? $all_groups[$forum['forum_of_group']]['id'] : null;
- $group_title=api_substr($my_all_groups_forum_name,0,30);
- $forum_title_group_addition=' (<a href="../group/group_space.php?'.api_get_cidreq().'&gidReq='.$my_all_groups_forum_id.'" class="forum_group_link">'.get_lang('GoTo').' '.$group_title.'</a>)';
- }
- else
- {
- $forum_title_group_addition='';
- }
-
-
- if((!isset($_SESSION['id_session']) || $_SESSION['id_session']==0) && !empty($forum['session_name'])) {
- $session_displayed = ' ('.$forum['session_name'].')';
- } else {
- $session_displayed = '';
- }
- echo "\t\t<td><a href=\"viewforum.php?".api_get_cidreq()."&forum=".$forum['forum_id']."&origin=".$origin."&search=".Security::remove_XSS(urlencode(isset($_GET['search'])?$_GET['search']:''))."\" ".class_visible_invisible($forum['visibility']).">".prepare4display($forum['forum_title']).$session_displayed.'</a>'.$forum_title_group_addition.'<br />'.prepare4display($forum['forum_comment'])."</td>\n";
-
- //$number_forum_topics_and_posts=get_post_topics_of_forum($forum['forum_id']); // deprecated
- // the number of topics and posts
- $my_number_threads=isset($forum['number_of_threads']) ? $forum['number_of_threads'] : '';
- $my_number_posts=isset($forum['number_of_posts']) ? $forum['number_of_posts'] : '';
- echo "\t\t<td>".$my_number_threads."</td>\n";
- echo "\t\t<td>".$my_number_posts."</td>\n";
- // the last post in the forum
- if ($forum['last_poster_name']<>'') {
- $name=$forum['last_poster_name'];
- $poster_id=0;
- } else {
- $name=api_get_person_name($forum['last_poster_firstname'], $forum['last_poster_lastname']);
- $poster_id=$forum['last_poster_id'];
- }
- echo "\t\t<td>";
- if (!empty($forum['last_post_id'])) {
- echo $forum['last_post_date']." ".get_lang('By').' '.display_user_link($poster_id, $name);
- }
- echo "</td>\n";
- echo "\t\t<td NOWRAP align='center'>";
- if (api_is_allowed_to_edit(false,true) && !($forum['session_id']==0 && intval(isset($_SESSION['id_session'])?$_SESSION['id_session']:null)!=0)) {
- echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forumcategory=".Security::remove_XSS($_GET['forumcategory'])."&action=edit&content=forum&id=".$forum['forum_id']."\">".icon('../img/edit.gif',get_lang('Edit'))."</a>";
- echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forumcategory=".Security::remove_XSS($_GET['forumcategory'])."&action=delete&content=forum&id=".$forum['forum_id']."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang("DeleteForum"),ENT_QUOTES,$charset))."')) return false;\">".icon('../img/delete.gif',get_lang('Delete'))."</a>";
- display_visible_invisible_icon('forum',$forum['forum_id'], $forum['visibility'], array("forumcategory"=>$_GET['forumcategory']));
- display_lock_unlock_icon('forum',$forum['forum_id'], $forum['locked'], array("forumcategory"=>$_GET['forumcategory']));
- display_up_down_icon('forum',$forum['forum_id'], $forums_in_category);
- }
- $iconnotify = 'send_mail.gif';
- if (is_array(isset($_SESSION['forum_notification']['forum'])?$_SESSION['forum_notification']['forum']:null)) {
- if (in_array($forum['forum_id'],$_SESSION['forum_notification']['forum'])) {
- $iconnotify = 'send_mail_checked.gif';
- }
- }
- if (!api_is_anonymous()) {
- echo "<a href=\"".api_get_self()."?".api_get_cidreq()."&forumcategory=".Security::remove_XSS($_GET['forumcategory'])."&action=notify&content=forum&id=".$forum['forum_id']."\">".icon('../img/'.$iconnotify,get_lang('NotifyMe'))."</a>";
- }
- echo "</td>\n";
- echo "\t</tr>";
- }
- }
- }
- if (count($forum_list) == 0) {
- echo "\t<tr><td>".get_lang('NoForumInThisCategory')."</td></tr>\n";
- }
-
- echo "</table>\n";
- }
- /*
- ==============================================================================
- FOOTER
- ==============================================================================
- */
- // footer
- if ($origin!='learnpath') {
- Display :: display_footer();
- }
|