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ec81373f50
(While I was at it I also turned the autologinguests off for most module pages, except on the index.php pages and the view.php pages for those modules that allow guests)
212 lines
7.9 KiB
PHP
212 lines
7.9 KiB
PHP
<?php // $Id$
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// Displays a post, and all the posts below it.
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// If no post is given, displays all posts in a discussion
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require_once("../../config.php");
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require_once("lib.php");
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require_variable($d); // Discussion ID
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optional_variable($parent); // If set, then display this post and all children.
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optional_variable($mode); // If set, changes the layout of the thread
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optional_variable($move); // If set, moves this discussion to another forum
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optional_variable($mark); // Used for tracking read posts if user initiated.
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optional_variable($postid); // Used for tracking read posts if user initiated.
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if (! $discussion = get_record("forum_discussions", "id", $d)) {
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error("Discussion ID was incorrect or no longer exists");
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}
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if (! $course = get_record("course", "id", $discussion->course)) {
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error("Course ID is incorrect - discussion is faulty");
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}
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if (! $cm = get_coursemodule_from_instance("forum", $discussion->forum, $course->id)) {
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error("Course Module ID was incorrect");
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}
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require_course_login($course, false, $cm);
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if (!empty($move)) {
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if (!isteacher($course->id)) {
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error("Only teachers can do that!");
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}
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if ($forum = get_record("forum", "id", $move)) {
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if (!forum_move_attachments($discussion, $move)) {
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notify("Errors occurred while moving attachment directories - check your file permissions");
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}
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set_field("forum_discussions", "forum", $forum->id, "id", $discussion->id);
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$discussion->forum = $forum->id;
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if ($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) {
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add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id",
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$cm->id);
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} else {
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add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id");
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}
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$discussionmoved = true;
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} else {
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error("You can't move to that forum - it doesn't exist!");
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}
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}
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if (empty($forum)) {
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if (! $forum = get_record("forum", "id", $discussion->forum)) {
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notify("Bad forum ID stored in this discussion");
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}
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}
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if ($forum->type == "teacher") {
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if (!isteacher($course->id)) {
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error("You must be a $course->teacher to view this forum");
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}
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}
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$logparameters = "d=$discussion->id";
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if ($parent) {
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$logparameters .= "&parent=$parent";
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}
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if ($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) {
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add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id", $cm->id);
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} else {
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add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id");
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}
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unset($SESSION->fromdiscussion);
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if ($mode) {
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set_user_preference("forum_displaymode", $mode);
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}
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$displaymode = get_user_preferences("forum_displaymode", $CFG->forum_displaymode);
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if ($parent) {
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if (abs($displaymode) == 1) { // If flat AND parent, then force nested display this time
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$displaymode = 3;
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}
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} else {
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$parent = $discussion->firstpost;
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$navtail = "$discussion->name";
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}
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if (! $post = forum_get_post_full($parent)) {
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error("Discussion no longer exists", "$CFG->wwwroot/mod/forum/view.php?f=$forum->id");
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}
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if ($CFG->forum_trackreadposts && $CFG->forum_usermarksread) {
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if ($mark == 'read') {
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forum_tp_add_read_record($USER->id, $postid, $discussion->id, $forum->id);
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} else if ($mark == 'unread') {
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forum_tp_delete_read_records($USER->id, $postid);
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}
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}
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if (empty($navtail)) {
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$navtail = "<a href=\"discuss.php?d=$discussion->id\">$discussion->name</a> -> $post->subject";
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}
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$navmiddle = "<a href=\"../forum/index.php?id=$course->id\">".get_string("forums", "forum")."</a> -> <a href=\"../forum/view.php?f=$forum->id\">$forum->name</a>";
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$searchform = forum_print_search_form($course, "", true, "plain");
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if ($course->category) {
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print_header("$course->shortname: $discussion->name", "$course->fullname",
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"<a href=\"../../course/view.php?id=$course->id\">$course->shortname</a> ->
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$navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm));
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} else {
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print_header("$course->shortname: $discussion->name", "$course->fullname",
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"$navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm));
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}
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echo '<div id="forum-discuss" class="forum">'; // forum-discuss wrapper start
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/// Check to see if groups are being used in this forum
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/// If so, make sure the current person is allowed to see this discussion
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/// Also, if we know they should be able to reply, then explicitly set $canreply
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$canreply = NULL; /// No override one way or the other
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if ($forum->type == "teacher") {
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$groupmode = NOGROUPS;
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} else {
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$groupmode = groupmode($course, $cm);
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}
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if ($groupmode and !isteacheredit($course->id)) { // Groups must be kept separate
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if ($groupmode == SEPARATEGROUPS) {
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require_login();
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if (mygroupid($course->id) == $discussion->groupid) {
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$canreply = true;
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} elseif ($discussion->groupid == -1) {
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$canreply = false;
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} else {
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print_heading("Sorry, you can't see this discussion because you are not in this group");
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print_footer();
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die;
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}
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} else if ($groupmode == VISIBLEGROUPS) {
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$canreply = (mygroupid($course->id) == $discussion->groupid);
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}
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}
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/// Print the controls across the top
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echo "<table width=\"100%\"><tr><td width=\"33%\">";
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if ($groupmode == VISIBLEGROUPS or ($groupmode and isteacheredit($course->id))) {
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if ($groups = get_records_menu("groups", "courseid", $course->id, "name ASC", "id,name")) {
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print_group_menu($groups, $groupmode, $discussion->groupid, "view.php?id=$cm->id&group=");
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}
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}
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echo "</td><td width=\"33%\">";
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forum_print_mode_form($discussion->id, $displaymode);
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echo "</td><td width=\"33%\">";
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if (isteacher($course->id)) { // Popup menu to allow discussions to be moved to other forums
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if ($forums = get_all_instances_in_course("forum", $course)) {
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if ($course->format == 'weeks') {
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$strsection = get_string("week");
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} else {
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$strsection = get_string("topic");
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}
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$section = -1;
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foreach ($forums as $courseforum) {
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if (!empty($courseforum->section) and $section != $courseforum->section) {
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$forummenu[] = "-------------- $strsection $courseforum->section --------------";
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}
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$section = $courseforum->section;
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if ($courseforum->id != $forum->id) {
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$url = "discuss.php?d=$discussion->id&move=$courseforum->id";
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$forummenu[$url] = $courseforum->name;
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}
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}
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if (!empty($forummenu)) {
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echo "<div align=\"right\">";
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echo popup_form("$CFG->wwwroot/mod/forum/", $forummenu, "forummenu", "",
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get_string("movethisdiscussionto", "forum"), "", "", true);
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echo "</div>";
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}
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}
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}
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echo "</td></tr></table>";
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if (isset($discussionmoved)) {
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notify(get_string("discussionmoved", "forum", $forum->name));
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}
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/// Print the actual discussion
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forum_print_discussion($course, $forum, $discussion, $post, $displaymode, $canreply);
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echo '</div>'; // forum-discuss wrapper end
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print_footer($course);
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?>
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