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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 | |
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6 | require_once("../../config.php"); |
7 | require_once("lib.php"); |
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8 | |
9 | require_variable($d); // Discussion ID |
10 | optional_variable($parent); // If set, then display this post and all children. |
11 | optional_variable($mode); // If set, changes the layout of the thread |
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12 | optional_variable($move); // If set, moves this discussion to another forum |
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13 | |
14 | if (! $discussion = get_record("forum_discussions", "id", $d)) { |
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15 | error("Discussion ID was incorrect or no longer exists"); |
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16 | } |
17 | |
18 | if (! $course = get_record("course", "id", $discussion->course)) { |
19 | error("Course ID is incorrect - discussion is faulty"); |
20 | } |
21 | |
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22 | if ($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)) { |
31 | set_field("forum_discussions", "forum", $forum->id, "id", $discussion->id); |
32 | $discussion->forum = $forum->id; |
33 | add_to_log($course->id, "forum", "move discussion", "discuss.php?d=$discussion->id", "$discussion->id"); |
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34 | $discussionmoved = true; |
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35 | } else { |
36 | error("You can't move to that forum - it doesn't exist!"); |
37 | } |
38 | } |
39 | |
40 | if (empty($forum)) { |
41 | if (! $forum = get_record("forum", "id", $discussion->forum)) { |
42 | notify("Bad forum ID stored in this discussion"); |
43 | } |
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44 | } |
45 | |
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46 | if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $course->id)) { |
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47 | //notify("Bad coursemodule for this discussion"); // Only affects navmenu |
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48 | } |
49 | |
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50 | $logparameters = "d=$discussion->id"; |
51 | if ($parent) { |
52 | $logparameters .= "&parent=$parent"; |
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53 | } |
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54 | add_to_log($course->id, "forum", "view discussion", "discuss.php?$logparameters", "$discussion->id"); |
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55 | |
56 | unset($SESSION->fromdiscussion); |
57 | |
58 | forum_set_display_mode($mode); |
59 | |
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60 | $displaymode = $USER->mode; |
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61 | |
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62 | if ($parent) { |
63 | if (abs($USER->mode) == 1) { // If flat AND parent, then force nested display this time |
64 | $displaymode = 3; |
65 | } |
66 | } else { |
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67 | $parent = $discussion->firstpost; |
68 | $navtail = "$discussion->name"; |
69 | } |
70 | |
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71 | if (! $post = forum_get_post_full($parent)) { |
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72 | error("Discussion no longer exists", "$CFG->wwwroot/mod/forum/view.php?f=$forum->id"); |
73 | } |
74 | |
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75 | if (empty($navtail)) { |
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76 | $navtail = "<A HREF=\"discuss.php?d=$discussion->id\">$discussion->name</A> -> $post->subject"; |
77 | } |
78 | |
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79 | $navmiddle = "<A HREF=\"../forum/index.php?id=$course->id\">".get_string("forums", "forum")."</A> -> <A HREF=\"../forum/view.php?f=$forum->id\">$forum->name</A>"; |
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80 | |
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81 | $searchform = forum_print_search_form($course, "", true, "plain"); |
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82 | |
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83 | if ($course->category) { |
84 | print_header("$course->shortname: $discussion->name", "$course->fullname", |
85 | "<A HREF=../../course/view.php?id=$course->id>$course->shortname</A> -> |
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86 | $navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm)); |
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87 | } else { |
88 | print_header("$course->shortname: $discussion->name", "$course->fullname", |
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89 | "$navmiddle -> $navtail", "", "", true, $searchform, navmenu($course, $cm)); |
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90 | } |
91 | |
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92 | if (isteacher($course->id)) { // Popup menu to allow discussions to be moved to other forums |
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93 | if ($forums = get_all_instances_in_course("forum", $course)) { |
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94 | foreach ($forums as $courseforum) { |
95 | if ($courseforum->id != $forum->id) { |
96 | $url = "discuss.php?d=$discussion->id&move=$courseforum->id"; |
97 | $forummenu[$url] = $courseforum->name; |
98 | } |
99 | } |
100 | if (!empty($forummenu)) { |
101 | echo "<div align=\"right\">"; |
102 | echo popup_form("$CFG->wwwroot/mod/forum/", $forummenu, "forummenu", "", |
103 | get_string("movethisdiscussionto", "forum"), "", "", true); |
104 | echo "</div>"; |
105 | } |
106 | } |
107 | } |
108 | |
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109 | if (isset($discussionmoved)) { |
110 | notify(get_string("discussionmoved", "forum", $forum->name)); |
111 | } |
112 | |
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113 | forum_print_discussion($course, $forum, $discussion, $post, $displaymode); |
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114 | |
115 | print_footer($course); |
116 | |
117 | ?> |