Fixes to log URLs for these new ones
[moodle.git] / mod / forum / discuss.php
CommitLineData
501cdbd8 1<?PHP // $Id$
2
3// Displays a post, and all the posts below it.
4// If no post is given, displays all posts in a discussion
5
b0e3a925 6 require_once("../../config.php");
7 require_once("lib.php");
501cdbd8 8
9 require_variable($d); // Discussion ID
10 optional_variable($parent); // If set, then display this post and all children.
11 optional_variable($mode); // If set, changes the layout of the thread
1fc49f00 12 optional_variable($move); // If set, moves this discussion to another forum
501cdbd8 13
14 if (! $discussion = get_record("forum_discussions", "id", $d)) {
94361e02 15 error("Discussion ID was incorrect or no longer exists");
501cdbd8 16 }
17
18 if (! $course = get_record("course", "id", $discussion->course)) {
19 error("Course ID is incorrect - discussion is faulty");
20 }
21
1fc49f00 22 if ($course->category) {
23 require_login($course->id);
24 }
25
26 if (!empty($move)) {
27 if (!isteacher($course->id)) {
28 error("Only teachers can do that!");
29 }
30 if ($forum = get_record("forum", "id", $move)) {
cc2b7ea5 31 if (!forum_move_attachments($discussion, $move)) {
32 notify("Errors occurred while moving attachment directories - check your file permissions");
33 }
1fc49f00 34 set_field("forum_discussions", "forum", $forum->id, "id", $discussion->id);
35 $discussion->forum = $forum->id;
36 add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id");
8de14dc7 37 $discussionmoved = true;
1fc49f00 38 } else {
39 error("You can't move to that forum - it doesn't exist!");
40 }
41 }
42
43 if (empty($forum)) {
44 if (! $forum = get_record("forum", "id", $discussion->forum)) {
45 notify("Bad forum ID stored in this discussion");
46 }
501cdbd8 47 }
48
dfc9ba9b 49 if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) {
b20f74c9 50 //notify("Bad coursemodule for this discussion"); // Only affects navmenu
dfc9ba9b 51 }
52
1fc49f00 53 $logparameters = "d=$discussion->id";
54 if ($parent) {
55 $logparameters .= "&parent=$parent";
501cdbd8 56 }
1fc49f00 57 add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id");
501cdbd8 58
59 unset($SESSION->fromdiscussion);
60
279826e2 61 if ($mode) {
62 set_user_preference("forum_displaymode", $mode);
63 }
501cdbd8 64
279826e2 65 $displaymode = get_user_preferences("forum_displaymode", $CFG->forum_displaymode);
501cdbd8 66
e92ea3d8 67 if ($parent) {
279826e2 68 if (abs($displaymode) == 1) { // If flat AND parent, then force nested display this time
e92ea3d8 69 $displaymode = 3;
70 }
71 } else {
501cdbd8 72 $parent = $discussion->firstpost;
73 $navtail = "$discussion->name";
74 }
75
11b0c469 76 if (! $post = forum_get_post_full($parent)) {
501cdbd8 77 error("Discussion no longer exists", "$CFG->wwwroot/mod/forum/view.php?f=$forum->id");
78 }
79
61e96406 80 if (empty($navtail)) {
501cdbd8 81 $navtail = "<A HREF=\"discuss.php?d=$discussion->id\">$discussion->name</A> -> $post->subject";
82 }
83
f781b794 84 $navmiddle = "<A HREF=\"../forum/index.php?id=$course->id\">".get_string("forums", "forum")."</A> -> <A HREF=\"../forum/view.php?f=$forum->id\">$forum->name</A>";
501cdbd8 85
9c9f7d77 86 $searchform = forum_print_search_form($course, "", true, "plain");
97485d07 87
501cdbd8 88 if ($course->category) {
89 print_header("$course->shortname: $discussion->name", "$course->fullname",
90 "<A HREF=../../course/view.php?id=$course->id>$course->shortname</A> ->
97485d07 91 $navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm));
501cdbd8 92 } else {
93 print_header("$course->shortname: $discussion->name", "$course->fullname",
97485d07 94 "$navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm));
501cdbd8 95 }
96
c6d691dc 97
9197e147 98/// Check to see if groups are being used in this forum
99/// If so, make sure the current person is allowed to see this discussion
c6d691dc 100/// Also, if we know they should be able to reply, then explicitly set $canreply
101
102 $canreply = NULL; /// No override one way or the other
9197e147 103
104 $groupmode = groupmode($course, $cm);
105
c6d691dc 106 if ($groupmode and !isteacheredit($course->id)) { // Groups must be kept separate
c6d691dc 107 if ($groupmode == SEPARATEGROUPS) {
108 require_login();
109
02509fe6 110 if (mygroupid($course->id) == $discussion->groupid) {
c6d691dc 111 $canreply = true;
112 } else {
113 print_heading("Sorry, you can't see this discussion because you are not in this group");
114 print_footer();
115 die;
116 }
117
118 } else if ($groupmode == VISIBLEGROUPS) {
02509fe6 119 $canreply = (mygroupid($course->id) == $discussion->groupid);
9197e147 120 }
121 }
122
123
c6d691dc 124/// Print the controls across the top
125
126 echo "<table width=\"100%\"><tr><td width=\"33%\">";
127
128 if ($groupmode == VISIBLEGROUPS or ($groupmode and isteacheredit($course->id))) {
129 if ($groups = get_records_menu("groups", "courseid", $course->id, "name ASC", "id,name")) {
130
131 echo '<table><tr><td>';
132 if ($groupmode == VISIBLEGROUPS) {
133 print_string('groupsvisible');
134 } else {
135 print_string('groupsseparate');
136 }
137 echo ':';
138 echo '</td><td nowrap="nowrap" align="left" width="50%">';
a7f5bf85 139 popup_form("view.php?id=$cm->id&group=", $groups, 'selectgroup',
140 $discussion->groupid, "", "", "", false, "self");
c6d691dc 141 echo '</tr></table>';
142
143 echo '</td>';
144 }
145 }
146
147 echo "</td><td width=\"33%\">";
ec9c0d44 148 forum_print_mode_form($discussion->id, $displaymode);
c6d691dc 149
02ebf404 150 echo "</td><td width=\"33%\">";
1fc49f00 151 if (isteacher($course->id)) { // Popup menu to allow discussions to be moved to other forums
cccb016a 152 if ($forums = get_all_instances_in_course("forum", $course)) {
1fc49f00 153 foreach ($forums as $courseforum) {
154 if ($courseforum->id != $forum->id) {
155 $url = "discuss.php?d=$discussion->id&move=$courseforum->id";
156 $forummenu[$url] = $courseforum->name;
157 }
158 }
159 if (!empty($forummenu)) {
160 echo "<div align=\"right\">";
161 echo popup_form("$CFG->wwwroot/mod/forum/", $forummenu, "forummenu", "",
162 get_string("movethisdiscussionto", "forum"), "", "", true);
163 echo "</div>";
164 }
165 }
166 }
02ebf404 167 echo "</td></tr></table>";
1fc49f00 168
8de14dc7 169 if (isset($discussionmoved)) {
170 notify(get_string("discussionmoved", "forum", $forum->name));
171 }
172
c6d691dc 173
174/// Print the actual discussion
175
176 forum_print_discussion($course, $forum, $discussion, $post, $displaymode, $canreply);
177
501cdbd8 178
179 print_footer($course);
180
181?>