comparison modules/comment/comment.admin.inc @ 1:c1f4ac30525a 6.0

Drupal 6.0
author Franck Deroche <webmaster@defr.org>
date Tue, 23 Dec 2008 14:28:28 +0100
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children fff6d4c8c043
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0:5a113a1c4740 1:c1f4ac30525a
1 <?php
2 // $Id: comment.admin.inc,v 1.4 2008/01/08 10:35:41 goba Exp $
3
4 /**
5 * @file
6 * Admin page callbacks for the comment module.
7 */
8
9 /**
10 * Menu callback; present an administrative comment listing.
11 */
12 function comment_admin($type = 'new') {
13 $edit = $_POST;
14
15 if (isset($edit['operation']) && ($edit['operation'] == 'delete') && isset($edit['comments']) && $edit['comments']) {
16 return drupal_get_form('comment_multiple_delete_confirm');
17 }
18 else {
19 return drupal_get_form('comment_admin_overview', $type, arg(4));
20 }
21 }
22
23 /**
24 * Form builder; Builds the comment overview form for the admin.
25 *
26 * @param $type
27 * Not used.
28 * @param $arg
29 * Current path's fourth component deciding the form type (Published comments/Approval queue)
30 * @return
31 * The form structure.
32 * @ingroup forms
33 * @see comment_admin_overview_validate()
34 * @see comment_admin_overview_submit()
35 * @see theme_comment_admin_overview()
36 */
37 function comment_admin_overview($type = 'new', $arg) {
38 // build an 'Update options' form
39 $form['options'] = array(
40 '#type' => 'fieldset', '#title' => t('Update options'),
41 '#prefix' => '<div class="container-inline">', '#suffix' => '</div>'
42 );
43 $options = array();
44 foreach (comment_operations($arg == 'approval' ? 'publish' : 'unpublish') as $key => $value) {
45 $options[$key] = $value[0];
46 }
47 $form['options']['operation'] = array('#type' => 'select', '#options' => $options, '#default_value' => 'publish');
48 $form['options']['submit'] = array('#type' => 'submit', '#value' => t('Update'));
49
50 // load the comments that we want to display
51 $status = ($arg == 'approval') ? COMMENT_NOT_PUBLISHED : COMMENT_PUBLISHED;
52 $form['header'] = array('#type' => 'value', '#value' => array(
53 theme('table_select_header_cell'),
54 array('data' => t('Subject'), 'field' => 'subject'),
55 array('data' => t('Author'), 'field' => 'name'),
56 array('data' => t('Posted in'), 'field' => 'node_title'),
57 array('data' => t('Time'), 'field' => 'timestamp', 'sort' => 'desc'),
58 array('data' => t('Operations'))
59 ));
60 $result = pager_query('SELECT c.subject, c.nid, c.cid, c.comment, c.timestamp, c.status, c.name, c.homepage, u.name AS registered_name, u.uid, n.title as node_title FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid INNER JOIN {node} n ON n.nid = c.nid WHERE c.status = %d'. tablesort_sql($form['header']['#value']), 50, 0, NULL, $status);
61
62 // build a table listing the appropriate comments
63 $destination = drupal_get_destination();
64 while ($comment = db_fetch_object($result)) {
65 $comments[$comment->cid] = '';
66 $comment->name = $comment->uid ? $comment->registered_name : $comment->name;
67 $form['subject'][$comment->cid] = array('#value' => l($comment->subject, 'node/'. $comment->nid, array('title' => truncate_utf8($comment->comment, 128), 'fragment' => 'comment-'. $comment->cid)));
68 $form['username'][$comment->cid] = array('#value' => theme('username', $comment));
69 $form['node_title'][$comment->cid] = array('#value' => l($comment->node_title, 'node/'. $comment->nid));
70 $form['timestamp'][$comment->cid] = array('#value' => format_date($comment->timestamp, 'small'));
71 $form['operations'][$comment->cid] = array('#value' => l(t('edit'), 'comment/edit/'. $comment->cid, array('query' => $destination)));
72 }
73 $form['comments'] = array('#type' => 'checkboxes', '#options' => isset($comments) ? $comments: array());
74 $form['pager'] = array('#value' => theme('pager', NULL, 50, 0));
75 return $form;
76 }
77
78 /**
79 * Validate comment_admin_overview form submissions.
80 *
81 * We can't execute any 'Update options' if no comments were selected.
82 */
83 function comment_admin_overview_validate($form, &$form_state) {
84 $form_state['values']['comments'] = array_diff($form_state['values']['comments'], array(0));
85 if (count($form_state['values']['comments']) == 0) {
86 form_set_error('', t('Please select one or more comments to perform the update on.'));
87 drupal_goto('admin/content/comment');
88 }
89 }
90
91 /**
92 * Process comment_admin_overview form submissions.
93 *
94 * Execute the chosen 'Update option' on the selected comments, such as
95 * publishing, unpublishing or deleting.
96 */
97 function comment_admin_overview_submit($form, &$form_state) {
98 $operations = comment_operations();
99 if ($operations[$form_state['values']['operation']][1]) {
100 // extract the appropriate database query operation
101 $query = $operations[$form_state['values']['operation']][1];
102 foreach ($form_state['values']['comments'] as $cid => $value) {
103 if ($value) {
104 // perform the update action, then refresh node statistics
105 db_query($query, $cid);
106 $comment = _comment_load($cid);
107 _comment_update_node_statistics($comment->nid);
108 // Allow modules to respond to the updating of a comment.
109 comment_invoke_comment($comment, $form_state['values']['operation']);
110 // Add an entry to the watchdog log.
111 watchdog('content', 'Comment: updated %subject.', array('%subject' => $comment->subject), WATCHDOG_NOTICE, l(t('view'), 'node/'. $comment->nid, array('fragment' => 'comment-'. $comment->cid)));
112 }
113 }
114 cache_clear_all();
115 drupal_set_message(t('The update has been performed.'));
116 $form_state['redirect'] = 'admin/content/comment';
117 }
118 }
119
120 /**
121 * Theme the comment admin form.
122 *
123 * @param $form
124 * An associative array containing the structure of the form.
125 * @ingroup themeable
126 */
127 function theme_comment_admin_overview($form) {
128 $output = drupal_render($form['options']);
129 if (isset($form['subject']) && is_array($form['subject'])) {
130 foreach (element_children($form['subject']) as $key) {
131 $row = array();
132 $row[] = drupal_render($form['comments'][$key]);
133 $row[] = drupal_render($form['subject'][$key]);
134 $row[] = drupal_render($form['username'][$key]);
135 $row[] = drupal_render($form['node_title'][$key]);
136 $row[] = drupal_render($form['timestamp'][$key]);
137 $row[] = drupal_render($form['operations'][$key]);
138 $rows[] = $row;
139 }
140 }
141 else {
142 $rows[] = array(array('data' => t('No comments available.'), 'colspan' => '6'));
143 }
144
145 $output .= theme('table', $form['header']['#value'], $rows);
146 if ($form['pager']['#value']) {
147 $output .= drupal_render($form['pager']);
148 }
149
150 $output .= drupal_render($form);
151
152 return $output;
153 }
154
155 /**
156 * List the selected comments and verify that the admin really wants to delete
157 * them.
158 *
159 * @param $form_state
160 * An associative array containing the current state of the form.
161 * @return
162 * TRUE if the comments should be deleted, FALSE otherwise.
163 * @ingroup forms
164 * @see comment_multiple_delete_confirm_submit()
165 */
166 function comment_multiple_delete_confirm(&$form_state) {
167 $edit = $form_state['post'];
168
169 $form['comments'] = array('#prefix' => '<ul>', '#suffix' => '</ul>', '#tree' => TRUE);
170 // array_filter() returns only elements with actual values
171 $comment_counter = 0;
172 foreach (array_filter($edit['comments']) as $cid => $value) {
173 $comment = _comment_load($cid);
174 if (is_object($comment) && is_numeric($comment->cid)) {
175 $subject = db_result(db_query('SELECT subject FROM {comments} WHERE cid = %d', $cid));
176 $form['comments'][$cid] = array('#type' => 'hidden', '#value' => $cid, '#prefix' => '<li>', '#suffix' => check_plain($subject) .'</li>');
177 $comment_counter++;
178 }
179 }
180 $form['operation'] = array('#type' => 'hidden', '#value' => 'delete');
181
182 if (!$comment_counter) {
183 drupal_set_message(t('There do not appear to be any comments to delete or your selected comment was deleted by another administrator.'));
184 drupal_goto('admin/content/comment');
185 }
186 else {
187 return confirm_form($form,
188 t('Are you sure you want to delete these comments and all their children?'),
189 'admin/content/comment', t('This action cannot be undone.'),
190 t('Delete comments'), t('Cancel'));
191 }
192 }
193
194 /**
195 * Process comment_multiple_delete_confirm form submissions.
196 *
197 * Perform the actual comment deletion.
198 */
199 function comment_multiple_delete_confirm_submit($form, &$form_state) {
200 if ($form_state['values']['confirm']) {
201 foreach ($form_state['values']['comments'] as $cid => $value) {
202 $comment = _comment_load($cid);
203 _comment_delete_thread($comment);
204 _comment_update_node_statistics($comment->nid);
205 }
206 cache_clear_all();
207 drupal_set_message(t('The comments have been deleted.'));
208 }
209 $form_state['redirect'] = 'admin/content/comment';
210 }
211
212 /**
213 * Menu callback; delete a comment.
214 *
215 * @param $cid
216 * The comment do be deleted.
217 */
218 function comment_delete($cid = NULL) {
219 $comment = db_fetch_object(db_query('SELECT c.*, u.name AS registered_name, u.uid FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid WHERE c.cid = %d', $cid));
220 $comment->name = $comment->uid ? $comment->registered_name : $comment->name;
221
222 $output = '';
223
224 if (is_object($comment) && is_numeric($comment->cid)) {
225 $output = drupal_get_form('comment_confirm_delete', $comment);
226 }
227 else {
228 drupal_set_message(t('The comment no longer exists.'));
229 }
230
231 return $output;
232 }
233
234 /**
235 * Form builder; Builds the confirmation form for deleting a single comment.
236 *
237 * @ingroup forms
238 * @see comment_confirm_delete_submit()
239 */
240 function comment_confirm_delete(&$form_state, $comment) {
241 $form = array();
242 $form['#comment'] = $comment;
243 return confirm_form(
244 $form,
245 t('Are you sure you want to delete the comment %title?', array('%title' => $comment->subject)),
246 'node/'. $comment->nid,
247 t('Any replies to this comment will be lost. This action cannot be undone.'),
248 t('Delete'),
249 t('Cancel'),
250 'comment_confirm_delete');
251 }
252
253 /**
254 * Process comment_confirm_delete form submissions.
255 */
256 function comment_confirm_delete_submit($form, &$form_state) {
257 drupal_set_message(t('The comment and all its replies have been deleted.'));
258
259 $comment = $form['#comment'];
260
261 // Delete comment and its replies.
262 _comment_delete_thread($comment);
263
264 _comment_update_node_statistics($comment->nid);
265
266 // Clear the cache so an anonymous user sees that his comment was deleted.
267 cache_clear_all();
268
269 $form_state['redirect'] = "node/$comment->nid";
270 }
271
272 /**
273 * Perform the actual deletion of a comment and all its replies.
274 *
275 * @param $comment
276 * An associative array describing the comment to be deleted.
277 */
278 function _comment_delete_thread($comment) {
279 if (!is_object($comment) || !is_numeric($comment->cid)) {
280 watchdog('content', 'Cannot delete non-existent comment.', WATCHDOG_WARNING);
281 return;
282 }
283
284 // Delete the comment:
285 db_query('DELETE FROM {comments} WHERE cid = %d', $comment->cid);
286 watchdog('content', 'Comment: deleted %subject.', array('%subject' => $comment->subject));
287
288 comment_invoke_comment($comment, 'delete');
289
290 // Delete the comment's replies
291 $result = db_query('SELECT c.*, u.name AS registered_name, u.uid FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid WHERE pid = %d', $comment->cid);
292 while ($comment = db_fetch_object($result)) {
293 $comment->name = $comment->uid ? $comment->registered_name : $comment->name;
294 _comment_delete_thread($comment);
295 }
296 }