41905731 |
1 | <?php // $Id$ |
501cdbd8 |
2 | |
3 | // Displays a post, and all the posts below it. |
4 | // If no post is given, displays all posts in a discussion |
5 | |
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6 | require_once("../../config.php"); |
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7 | |
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8 | $d = required_param('d', PARAM_INT); // Discussion ID |
9 | $parent = optional_param('parent', 0, PARAM_INT); // If set, then display this post and all children. |
10 | $mode = optional_param('mode', 0, PARAM_INT); // If set, changes the layout of the thread |
11 | $move = optional_param('move', 0, PARAM_INT); // If set, moves this discussion to another forum |
12 | $fromforum = optional_param('fromforum', 0, PARAM_INT); // Needs to be set when we want to move a discussion. |
87b0b499 |
13 | $mark = optional_param('mark', '', PARAM_ALPHA); // Used for tracking read posts if user initiated. |
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14 | $postid = optional_param('postid', 0, PARAM_INT); // Used for tracking read posts if user initiated. |
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15 | |
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16 | if (!$discussion = get_record("forum_discussions", "id", $d)) { |
94361e02 |
17 | error("Discussion ID was incorrect or no longer exists"); |
501cdbd8 |
18 | } |
19 | |
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20 | if (!$course = get_record("course", "id", $discussion->course)) { |
501cdbd8 |
21 | error("Course ID is incorrect - discussion is faulty"); |
22 | } |
23 | |
0fa18d5a |
24 | if (!$forum = get_record("forum", "id", $discussion->forum)) { |
68258534 |
25 | notify("Bad forum ID stored in this discussion"); |
26 | } |
27 | |
0fa18d5a |
28 | if (!$cm = get_coursemodule_from_instance('forum', $forum->id, $course->id)) { |
bbbf2d40 |
29 | error('Course Module ID was incorrect'); |
30 | } |
f0ef40c5 |
31 | // move this down fix for MDL-6926 |
32 | require_once("lib.php"); |
bf553d9e |
33 | require_course_login($course, true, $cm); |
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34 | |
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35 | $modcontext = get_context_instance(CONTEXT_MODULE, $cm->id); |
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36 | $canviewdiscussion = has_capability('mod/forum:viewdiscussion', $modcontext); |
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37 | |
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38 | if ($forum->type == "news") { |
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39 | if (!($USER->id == $discussion->userid || (($discussion->timestart == 0 |
40 | || $discussion->timestart <= time()) |
fbc21e82 |
41 | && ($discussion->timeend == 0 || $discussion->timeend > time())))) { |
42 | error('Discussion ID was incorrect or no longer exists', "$CFG->wwwroot/mod/forum/view.php?f=$forum->id"); |
43 | } |
68ddf8bc |
44 | } |
45 | |
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46 | |
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47 | if (!empty($move)) { |
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48 | |
49 | if (!$sourceforum = get_record('forum', 'id', $fromforum)) { |
50 | error('Cannot find which forum this discussion is being moved from'); |
51 | } |
52 | if ($sourceforum->type == 'single') { |
53 | error('Cannot move discussion from a simple single discussion forum'); |
54 | } |
55 | |
7c900d5d |
56 | require_capability('mod/forum:movediscussions', $modcontext); |
57 | |
1fc49f00 |
58 | if ($forum = get_record("forum", "id", $move)) { |
cc2b7ea5 |
59 | if (!forum_move_attachments($discussion, $move)) { |
60 | notify("Errors occurred while moving attachment directories - check your file permissions"); |
61 | } |
bbbf2d40 |
62 | set_field("forum_discussions", "forum", $forum->id, "id", $discussion->id); |
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63 | $discussion->forum = $forum->id; |
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64 | if ($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { |
65 | add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id", |
66 | $cm->id); |
67 | } else { |
68 | add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id"); |
69 | } |
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70 | $discussionmoved = true; |
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71 | |
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72 | require_once('rsslib.php'); |
73 | require_once($CFG->libdir.'/rsslib.php'); |
74 | |
75 | // Delete the RSS files for the 2 forums because we want to force |
76 | // the regeneration of the feeds since the discussions have been |
77 | // moved. |
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78 | if (!forum_rss_delete_file($forum) || !forum_rss_delete_file($sourceforum)) { |
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79 | notify('Could not purge the cached RSS feeds for the source and/or'. |
80 | 'destination forum(s) - check your file permissionsforums'); |
81 | } |
1fc49f00 |
82 | } else { |
499c6214 |
83 | error('You can\'t move to that forum - it doesn\'t exist!'); |
1fc49f00 |
84 | } |
85 | } |
86 | |
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87 | $logparameters = "d=$discussion->id"; |
88 | if ($parent) { |
839f2456 |
89 | $logparameters .= "&parent=$parent"; |
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90 | } |
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91 | |
92 | if ($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { |
93 | add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id", $cm->id); |
94 | } else { |
95 | add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id"); |
96 | } |
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97 | |
98 | unset($SESSION->fromdiscussion); |
99 | |
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100 | $navlinks = array(); |
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101 | $navlinks[] = array('name' => get_string("forums", "forum"), 'link' => "../forum/index.php?id=$course->id", 'type' => 'activity'); |
102 | $navlinks[] = array('name' => format_string($forum->name,true), 'link' => "../forum/view.php?f=$forum->id", 'type' => 'activityinstance'); |
103 | $navlinks[] = array('name' => format_string($discussion->name,true), 'link' => "discuss.php?d=$discussion->id", 'type' => 'title'); |
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104 | |
105 | |
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106 | if ($mode) { |
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107 | set_user_preference('forum_displaymode', $mode); |
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108 | } |
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109 | |
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110 | $displaymode = get_user_preferences('forum_displaymode', $CFG->forum_displaymode); |
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111 | |
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112 | if ($parent) { |
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113 | if (abs($displaymode) == 1) { // If flat AND parent, then force nested display this time |
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114 | $displaymode = 3; |
115 | } |
116 | } else { |
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117 | $parent = $discussion->firstpost; |
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118 | } |
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119 | |
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120 | if (!forum_user_can_view_post($parent, $course, $cm, $forum, $discussion)) { |
121 | error('You do not have permissions to view this post', "$CFG->wwwroot/mod/forum/view.php?f=$forum->id"); |
073286f0 |
122 | } |
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123 | |
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124 | if (! $post = forum_get_post_full($parent)) { |
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125 | error("Discussion no longer exists", "$CFG->wwwroot/mod/forum/view.php?f=$forum->id"); |
126 | } |
127 | |
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128 | if (forum_tp_can_track_forums($forum) && forum_tp_is_tracked($forum) && |
129 | $CFG->forum_usermarksread) { |
f37da850 |
130 | if ($mark == 'read') { |
131 | forum_tp_add_read_record($USER->id, $postid, $discussion->id, $forum->id); |
132 | } else if ($mark == 'unread') { |
133 | forum_tp_delete_read_records($USER->id, $postid); |
134 | } |
135 | } |
136 | |
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137 | |
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138 | $searchform = forum_search_form($course); |
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139 | |
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140 | $navigation = build_navigation($navlinks); |
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141 | print_header("$course->shortname: ".format_string($discussion->name), $course->fullname, |
142 | $navigation, "", "", true, $searchform, navmenu($course, $cm)); |
143 | |
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144 | |
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145 | /// Check to see if groups are being used in this forum |
146 | /// If so, make sure the current person is allowed to see this discussion |
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147 | /// Also, if we know they should be able to reply, then explicitly set $canreply |
148 | |
9276d742 |
149 | if ($forum->type == 'news') { |
150 | $capname = 'mod/forum:replynews'; |
151 | } else { |
152 | $capname = 'mod/forum:replypost'; |
153 | } |
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154 | |
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155 | $groupmode = groupmode($course, $cm); |
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156 | if ($canreply = has_capability($capname, $modcontext)) { |
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157 | |
158 | if ($groupmode && !has_capability('moodle/site:accessallgroups', $modcontext)) { |
159 | // Groups must be kept separate |
2c386f82 |
160 | //change this to groups_is_member |
9276d742 |
161 | $mygroupid = mygroupid($course->id); //only useful if 0, otherwise it's an array now |
162 | if ($groupmode == SEPARATEGROUPS) { |
163 | require_login(); |
164 | |
2c386f82 |
165 | if ((empty($mygroupid) and $discussion->groupid == -1) || (groups_is_member($discussion->groupid) || $mygroupid == $discussion->groupid)) { |
9276d742 |
166 | // $canreply = true; |
167 | } elseif ($discussion->groupid == -1) { |
168 | $canreply = false; |
169 | } else { |
170 | print_heading("Sorry, you can't see this discussion because you are not in this group"); |
171 | print_footer($course); |
172 | die; |
173 | } |
174 | |
175 | } else if ($groupmode == VISIBLEGROUPS) { |
176 | $canreply = ( (empty($mygroupid) && $discussion->groupid == -1) || |
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177 | (groups_is_member($discussion->groupid) || $mygroupid == $discussion->groupid) ); |
f5bf7ea8 |
178 | } |
179 | } |
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180 | } else { // allow guests to see the link |
181 | $coursecontext = get_context_instance(CONTEXT_COURSE, $course->id); |
182 | if (has_capability('moodle/legacy:guest', $coursecontext, NULL, false)) { // User is a guest here! |
183 | $canreply = true; |
184 | } |
9197e147 |
185 | } |
186 | |
c6d691dc |
187 | /// Print the controls across the top |
188 | |
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189 | echo '<table width="100%" class="discussioncontrols"><tr><td>'; |
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190 | |
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191 | // groups selector not needed here |
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192 | |
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193 | echo "</td><td>"; |
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194 | forum_print_mode_form($discussion->id, $displaymode); |
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195 | echo "</td><td>"; |
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196 | |
197 | if ($forum->type != 'single' |
198 | && has_capability('mod/forum:movediscussions', $modcontext)) { |
199 | |
200 | // Popup menu to move discussions to other forums. The discussion in a |
201 | // single discussion forum can't be moved. |
cccb016a |
202 | if ($forums = get_all_instances_in_course("forum", $course)) { |
fcc69042 |
203 | if ($course->format == 'weeks') { |
204 | $strsection = get_string("week"); |
205 | } else { |
206 | $strsection = get_string("topic"); |
207 | } |
208 | $section = -1; |
1fc49f00 |
209 | foreach ($forums as $courseforum) { |
fcc69042 |
210 | if (!empty($courseforum->section) and $section != $courseforum->section) { |
211 | $forummenu[] = "-------------- $strsection $courseforum->section --------------"; |
212 | } |
213 | $section = $courseforum->section; |
1fc49f00 |
214 | if ($courseforum->id != $forum->id) { |
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215 | $url = "discuss.php?d=$discussion->id&fromforum=$discussion->forum&move=$courseforum->id"; |
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216 | $forummenu[$url] = format_string($courseforum->name,true); |
1fc49f00 |
217 | } |
218 | } |
219 | if (!empty($forummenu)) { |
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220 | echo "<div style=\"float:right;\">"; |
8f0cd6ef |
221 | echo popup_form("$CFG->wwwroot/mod/forum/", $forummenu, "forummenu", "", |
1fc49f00 |
222 | get_string("movethisdiscussionto", "forum"), "", "", true); |
223 | echo "</div>"; |
224 | } |
225 | } |
226 | } |
02ebf404 |
227 | echo "</td></tr></table>"; |
1fc49f00 |
228 | |
a4f495bf |
229 | if (!empty($forum->blockafter) && !empty($forum->blockperiod)) { |
230 | $a->blockafter = $forum->blockafter; |
231 | $a->blockperiod = get_string('secondstotime'.$forum->blockperiod); |
232 | notify(get_string('thisforumisthrottled','forum',$a)); |
233 | } |
234 | |
0468976c |
235 | if ($forum->type == 'qanda' && !has_capability('mod/forum:viewqandawithoutposting', $modcontext) && |
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236 | !forum_user_has_posted($forum->id,$discussion->id,$USER->id)) { |
098d27d4 |
237 | notify(get_string('qandanotify','forum')); |
238 | } |
239 | |
8de14dc7 |
240 | if (isset($discussionmoved)) { |
3849dae8 |
241 | notify(get_string("discussionmoved", "forum", format_string($forum->name,true))); |
8de14dc7 |
242 | } |
243 | |
c6d691dc |
244 | |
49a0ba94 |
245 | /// Print the actual discussion |
246 | if (!$canviewdiscussion) { |
247 | notice(get_string('noviewdiscussionspermission', 'forum')); |
248 | } else { |
249 | $canrate = has_capability('mod/forum:rate', $modcontext); |
250 | forum_print_discussion($course, $forum, $discussion, $post, $displaymode, $canreply, $canrate); |
251 | } |
252 | |
501cdbd8 |
253 | print_footer($course); |
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254 | |
501cdbd8 |
255 | |
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256 | ?> |