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303 lines
13 KiB
303 lines
13 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004-2008 Dokeos SPRL
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Copyright (c) 2003 Ghent University (UGent)
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Copyright (c) 2001 Universite catholique de Louvain (UCL)
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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* @Author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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* @Copyright Ghent University
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* @Copyright Patrick Cool
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*
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* @package dokeos.forum
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*/
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// name of the language file that needs to be included
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$language_file = array (
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'forum',
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'group'
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);
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// including the global dokeos file
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require '../inc/global.inc.php';
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// the section (tabs)
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$this_section=SECTION_COURSES;
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// notice for unauthorized people.
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api_protect_course_script(true);
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// including additional library scripts
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require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
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require_once (api_get_path(LIBRARY_PATH).'groupmanager.lib.php');
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//require_once (api_get_path(LIBRARY_PATH).'resourcelinker.lib.php');
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$nameTools=get_lang('Forum');
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/*
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-----------------------------------------------------------
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Including necessary files
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-----------------------------------------------------------
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*/
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require 'forumconfig.inc.php';
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require_once 'forumfunction.inc.php';
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//are we in a lp ?
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$origin = '';
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if (isset($_GET['origin'])) {
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$origin = Security::remove_XSS($_GET['origin']);
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}
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/*
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==============================================================================
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MAIN DISPLAY SECTION
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==============================================================================
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*/
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/*
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-----------------------------------------------------------
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Retrieving forum and forum categorie information
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-----------------------------------------------------------
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*/
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// we are getting all the information about the current forum and forum category.
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// note pcool: I tried to use only one sql statement (and function) for this
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// but the problem is that the visibility of the forum AND forum cateogory are stored in the item_property table
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$current_thread=get_thread_information($_GET['thread']); // note: this has to be validated that it is an existing thread
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$current_forum=get_forum_information($current_thread['forum_id']); // note: this has to be validated that it is an existing forum.
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$current_forum_category=get_forumcategory_information($current_forum['forum_category']);
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$whatsnew_post_info=$_SESSION['whatsnew_post_info'];
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/*
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-----------------------------------------------------------
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Header and Breadcrumbs
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-----------------------------------------------------------
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*/
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if (!empty($_GET['gradebook']) && $_GET['gradebook']=='view' ) {
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$_SESSION['gradebook']=Security::remove_XSS($_GET['gradebook']);
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$gradebook= $_SESSION['gradebook'];
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} /*elseif (empty($_GET['gradebook'])) {
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unset($_SESSION['gradebook']);
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$gradebook= '';
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} */
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if (!empty($gradebook) && $gradebook=='view') {
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$interbreadcrumb[] = array (
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'url' => '../gradebook/' . $_SESSION['gradebook_dest'],
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'name' => get_lang('Gradebook')
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);
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}
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if (!empty($_SESSION['toolgroup'])) {
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$_clean['toolgroup']=(int)$_SESSION['toolgroup'];
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$group_properties = GroupManager :: get_group_properties($_clean['toolgroup']);
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$interbreadcrumb[] = array("url"=>"../group/group.php", "name" => get_lang('Groups'));
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$interbreadcrumb[] = array("url"=>"../group/group_space.php?gidReq=".$_SESSION['toolgroup'], "name"=> get_lang('GroupSpace').' ('.$group_properties['name'].')');
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$interbreadcrumb[] = array("url"=>"viewforum.php?forum=".Security::remove_XSS($_GET['forum'])."&gidReq=".$_SESSION['toolgroup']."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum['forum_title']));
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$interbreadcrumb[] = array("url"=>"viewthread.php?forum=".Security::remove_XSS($_GET['forum'])."&gradebook=".$gradebook."&thread=".Security::remove_XSS($_GET['thread']),"name" => prepare4display($current_thread['thread_title']));
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Display :: display_header('');
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api_display_tool_title($nameTools);
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} else {
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$my_search=isset($_GET['search']) ? $_GET['search'] : '';
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if ($origin=='learnpath') {
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include(api_get_path(INCLUDE_PATH).'reduced_header.inc.php');
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} else {
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$interbreadcrumb[]=array("url" => "index.php?gradebook=$gradebook&search=".Security::remove_XSS(urlencode($my_search)),"name" => $nameTools);
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$interbreadcrumb[]=array("url" => "viewforumcategory.php?forumcategory=".$current_forum_category['cat_id']."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum_category['cat_title']));
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$interbreadcrumb[]=array("url" => "viewforum.php?forum=".Security::remove_XSS($_GET['forum'])."&origin=".$origin."&search=".Security::remove_XSS(urlencode($my_search)),"name" => prepare4display($current_forum['forum_title']));
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$message = isset($message) ? $message : '';
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// the last element of the breadcrumb navigation is already set in interbreadcrumb, so give empty string
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Display :: display_header('');
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api_display_tool_title($nameTools);
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}
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}
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/*
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-----------------------------------------------------------
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Is the user allowed here?
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-----------------------------------------------------------
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*/
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// if the user is not a course administrator and the forum is hidden
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// then the user is not allowed here.
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if (!api_is_allowed_to_edit(false,true) AND ($current_forum['visibility']==0 OR $current_thread['visibility']==0)) {
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forum_not_allowed_here();
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}
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/*
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-----------------------------------------------------------
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Actions
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-----------------------------------------------------------
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*/
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$my_action = isset($_GET['action']) ? $_GET['action'] : '';
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if ($my_action=='delete' AND isset($_GET['content']) AND isset($_GET['id']) AND api_is_allowed_to_edit(false,true)) {
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$message=delete_post($_GET['id']); // note: this has to be cleaned first
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}
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if (($my_action=='invisible' OR $my_action=='visible') AND isset($_GET['id']) AND api_is_allowed_to_edit(false,true)) {
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$message=approve_post($_GET['id'],$_GET['action']); // note: this has to be cleaned first
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}
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if ($my_action=='move' and isset($_GET['post'])) {
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$message=move_post_form();
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}
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/*
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-----------------------------------------------------------
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Display the action messages
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-----------------------------------------------------------
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*/
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$my_message = isset($message) ? $message : '';
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if ($my_message) {
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Display :: display_confirmation_message(get_lang($my_message));
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}
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if ($my_message<>'PostDeletedSpecial') {
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// in this case the first and only post of the thread is removed
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// this increases the number of times the thread has been viewed
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increase_thread_view($_GET['thread']);
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/*
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-----------------------------------------------------------
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Action Links
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-----------------------------------------------------------
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*/
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if ($origin=='learnpath') {
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echo '<div style="height:15px"> </div>';
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}
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echo '<div class="actions">';
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echo '<span style="float:right;">'.search_link().'</span>';
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if ($origin != 'learnpath') {
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echo '<a href="index.php?gradebook='.$gradebook.'">'.Display::return_icon('back.png').' '.get_lang('BackToForumOverview').'</a>';
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echo '<a href="viewforum.php?forum='.Security::remove_XSS($_GET['forum']).'">'.Display::return_icon('forum.gif').' '.get_lang('BackToForum').'</a>';
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}
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// the reply to thread link should only appear when the forum_category is not locked AND the forum is not locked AND the thread is not locked.
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// if one of the three levels is locked then the link should not be displayed
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if ($current_forum_category['locked']==0 AND $current_forum['locked']==0 AND $current_thread['locked']==0 OR api_is_allowed_to_edit(false,true)) {
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// The link should only appear when the user is logged in or when anonymous posts are allowed.
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if ($_user['user_id'] OR ($current_forum['allow_anonymous']==1 AND !$_user['user_id'])) {
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//reply link
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echo '<a href="reply.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&thread='.Security::remove_XSS($_GET['thread']).'&action=replythread&origin='.$origin.'">'.Display::return_icon('forumthread_new.gif').get_lang('ReplyToThread').'</a>';
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//new thread link
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if ((api_is_allowed_to_edit(false,true) && !(api_is_course_coach() && $current_forum['session_id']!=$_SESSION['id_session'])) OR ($current_forum['allow_new_threads']==1 AND isset($_user['user_id'])) OR ($current_forum['allow_new_threads']==1 AND !isset($_user['user_id']) AND $current_forum['allow_anonymous']==1)) {
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if ($current_forum['locked'] <> 1 AND $current_forum['locked'] <> 1) {
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echo ' ';
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/* if ( isset($_GET['gradebook']) && $_GET['gradebook']!=""){
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$info_thread=get_thread_information($_GET['thread']);
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echo '<a href="newthread.php?'.api_get_cidreq().'&forum='.$info_thread['forum_id'].'&origin='.$origin.'&gradebook='.Security::remove_XSS($_GET['gradebook']).'">'.Display::return_icon('forumthread_new.gif', get_lang('NewTopic')).' '.get_lang('NewTopic').'</a>';
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} else {
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echo '<a href="newthread.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&origin='.$origin.'">'.Display::return_icon('forumthread_new.gif', get_lang('NewTopic')).' '.get_lang('NewTopic').'</a>';
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} */
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} else {
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echo get_lang('ForumLocked');
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}
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}
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}
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}
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// the different views of the thread
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if ($origin != 'learnpath') {
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$my_url = '<a href="viewthread.php?'.api_get_cidreq().'&forum='.Security::remove_XSS($_GET['forum']).'&origin='.$origin.'&gradebook='.$gradebook.'&thread='.Security::remove_XSS($_GET['thread']).'&search='.Security::remove_XSS(urlencode($my_search));
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echo $my_url.'&view=flat&origin='.$origin.'&gradebook='.$gradebook.'">'.Display::return_icon('forum_listview.gif').get_lang('FlatView').'</a>';
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echo $my_url.'&view=threaded&origin='.$origin.'"&gradebook='.$gradebook.'">'.Display::return_icon('forum_threadedview.gif').get_lang('ThreadedView').'</a>';
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echo $my_url.'&view=nested&origin='.$origin.'"&gradebook='.$gradebook.'">'.Display::return_icon('forum_nestedview.gif').get_lang('NestedView').'</a>';
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}
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$my_url = null;
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echo '</div> ';
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/*
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-----------------------------------------------------------
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Display Forum Category and the Forum information
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-----------------------------------------------------------
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*/
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if (!isset($_SESSION['view'])) {
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$viewmode=$current_forum['default_view'];
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} else {
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$viewmode=$_SESSION['view'];
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}
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$viewmode_whitelist=array('flat', 'threaded', 'nested');
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if (isset($_GET['view']) and in_array($_GET['view'],$viewmode_whitelist)) {
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$viewmode=$_GET['view'];
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$_SESSION['view']=$viewmode;
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}
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if(empty($viewmode)) {
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$viewmode = 'flat';
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}
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/*
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-----------------------------------------------------------
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Display Forum Category and the Forum information
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-----------------------------------------------------------
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*/
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// we are getting all the information about the current forum and forum category.
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// note pcool: I tried to use only one sql statement (and function) for this
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// but the problem is that the visibility of the forum AND forum cateogory are stored in the item_property table
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echo "<table class=\"data_table\" width='100%'>\n";
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// the thread
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echo "\t<tr>\n\t\t<th style=\"padding-left:5px;\" align=\"left\" colspan=\"6\">";
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echo '<span class="forum_title">'.prepare4display($current_thread['thread_title']).'</span><br />';
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if ($origin!='learnpath') {
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echo '<span class="forum_low_description">'.prepare4display($current_forum_category['cat_title']).' - ';
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}
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echo prepare4display($current_forum['forum_title']).'<br />';
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echo "</th>\n";
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echo "\t</tr>\n";
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echo '<span>'.prepare4display(isset($current_thread['thread_comment'])?$current_thread['thread_comment']:'').'</span>';
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echo "</table>";
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switch ($viewmode) {
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case 'flat':
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include_once('viewthread_flat.inc.php');
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break;
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case 'threaded':
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include_once('viewthread_threaded.inc.php');
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break;
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case 'nested':
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include_once('viewthread_nested.inc.php');
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break;
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default:
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include_once('viewthread_flat.inc.php');
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break;
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}
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} // if ($message<>'PostDeletedSpecial') // in this case the first and only post of the thread is removed
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/*
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==============================================================================
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FOOTER
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==============================================================================
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*/
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if ($origin!='learnpath') {
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Display :: display_footer();
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} |