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

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Drupal 6.0
author Franck Deroche <webmaster@defr.org>
date Tue, 23 Dec 2008 14:28:28 +0100
parents
children fff6d4c8c043
comparison
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0:5a113a1c4740 1:c1f4ac30525a
1 <?php
2 // $Id: aggregator.admin.inc,v 1.7 2008/01/10 22:47:17 goba Exp $
3
4 /**
5 * @file
6 * Admin page callbacks for the aggregator module.
7 */
8
9 /**
10 * Menu callback; displays the aggregator administration page.
11 */
12 function aggregator_admin_overview() {
13 return aggregator_view();
14 }
15
16 /**
17 * Displays the aggregator administration page.
18 *
19 * @return
20 * The page HTML.
21 */
22 function aggregator_view() {
23 $result = db_query('SELECT f.*, COUNT(i.iid) AS items FROM {aggregator_feed} f LEFT JOIN {aggregator_item} i ON f.fid = i.fid GROUP BY f.fid, f.title, f.url, f.refresh, f.checked, f.link, f.description, f.etag, f.modified, f.image, f.block ORDER BY f.title');
24
25 $output = '<h3>'. t('Feed overview') .'</h3>';
26
27 $header = array(t('Title'), t('Items'), t('Last update'), t('Next update'), array('data' => t('Operations'), 'colspan' => '3'));
28 $rows = array();
29 while ($feed = db_fetch_object($result)) {
30 $rows[] = array(l($feed->title, "aggregator/sources/$feed->fid"), format_plural($feed->items, '1 item', '@count items'), ($feed->checked ? t('@time ago', array('@time' => format_interval(time() - $feed->checked))) : t('never')), ($feed->checked ? t('%time left', array('%time' => format_interval($feed->checked + $feed->refresh - time()))) : t('never')), l(t('edit'), "admin/content/aggregator/edit/feed/$feed->fid"), l(t('remove items'), "admin/content/aggregator/remove/$feed->fid"), l(t('update items'), "admin/content/aggregator/update/$feed->fid"));
31 }
32 $output .= theme('table', $header, $rows);
33
34 $result = db_query('SELECT c.cid, c.title, count(ci.iid) as items FROM {aggregator_category} c LEFT JOIN {aggregator_category_item} ci ON c.cid = ci.cid GROUP BY c.cid, c.title ORDER BY title');
35
36 $output .= '<h3>'. t('Category overview') .'</h3>';
37
38 $header = array(t('Title'), t('Items'), t('Operations'));
39 $rows = array();
40 while ($category = db_fetch_object($result)) {
41 $rows[] = array(l($category->title, "aggregator/categories/$category->cid"), format_plural($category->items, '1 item', '@count items'), l(t('edit'), "admin/content/aggregator/edit/category/$category->cid"));
42 }
43 $output .= theme('table', $header, $rows);
44
45 return $output;
46 }
47
48 /**
49 * Form builder; Generate a form to add/edit feed sources.
50 *
51 * @ingroup forms
52 * @see aggregator_form_feed_validate()
53 * @see aggregator_form_feed_submit()
54 */
55 function aggregator_form_feed(&$form_state, $edit = array('refresh' => 900, 'title' => '', 'url' => '', 'fid' => NULL)) {
56 $period = drupal_map_assoc(array(900, 1800, 3600, 7200, 10800, 21600, 32400, 43200, 64800, 86400, 172800, 259200, 604800, 1209600, 2419200), 'format_interval');
57
58 if ($edit['refresh'] == '') {
59 $edit['refresh'] = 3600;
60 }
61
62 $form['title'] = array('#type' => 'textfield',
63 '#title' => t('Title'),
64 '#default_value' => $edit['title'],
65 '#maxlength' => 255,
66 '#description' => t('The name of the feed (or the name of the website providing the feed).'),
67 '#required' => TRUE,
68 );
69 $form['url'] = array('#type' => 'textfield',
70 '#title' => t('URL'),
71 '#default_value' => $edit['url'],
72 '#maxlength' => 255,
73 '#description' => t('The fully-qualified URL of the feed.'),
74 '#required' => TRUE,
75 );
76 $form['refresh'] = array('#type' => 'select',
77 '#title' => t('Update interval'),
78 '#default_value' => $edit['refresh'],
79 '#options' => $period,
80 '#description' => t('The length of time between feed updates. (Requires a correctly configured <a href="@cron">cron maintenance task</a>.)', array('@cron' => url('admin/reports/status'))),
81 );
82
83 // Handling of categories:
84 $options = array();
85 $values = array();
86 $categories = db_query('SELECT c.cid, c.title, f.fid FROM {aggregator_category} c LEFT JOIN {aggregator_category_feed} f ON c.cid = f.cid AND f.fid = %d ORDER BY title', $edit['fid']);
87 while ($category = db_fetch_object($categories)) {
88 $options[$category->cid] = check_plain($category->title);
89 if ($category->fid) $values[] = $category->cid;
90 }
91 if ($options) {
92 $form['category'] = array('#type' => 'checkboxes',
93 '#title' => t('Categorize news items'),
94 '#default_value' => $values,
95 '#options' => $options,
96 '#description' => t('New feed items are automatically filed in the checked categories.'),
97 );
98 }
99 $form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
100
101 if ($edit['fid']) {
102 $form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
103 $form['fid'] = array('#type' => 'hidden', '#value' => $edit['fid']);
104 }
105
106 return $form;
107 }
108
109 /**
110 * Validate aggregator_form_feed form submissions.
111 */
112 function aggregator_form_feed_validate($form, &$form_state) {
113 if ($form_state['values']['op'] == t('Save')) {
114 // Ensure URL is valid.
115 if (!valid_url($form_state['values']['url'], TRUE)) {
116 form_set_error('url', t('The URL %url is invalid. Please enter a fully-qualified URL, such as http://www.example.com/feed.xml.', array('%url' => $form_state['values']['url'])));
117 }
118 // Check for duplicate titles.
119 if (isset($form_state['values']['fid'])) {
120 $result = db_query("SELECT title, url FROM {aggregator_feed} WHERE (title = '%s' OR url='%s') AND fid != %d", $form_state['values']['title'], $form_state['values']['url'], $form_state['values']['fid']);
121 }
122 else {
123 $result = db_query("SELECT title, url FROM {aggregator_feed} WHERE title = '%s' OR url='%s'", $form_state['values']['title'], $form_state['values']['url']);
124 }
125 while ($feed = db_fetch_object($result)) {
126 if (strcasecmp($feed->title, $form_state['values']['title']) == 0) {
127 form_set_error('title', t('A feed named %feed already exists. Please enter a unique title.', array('%feed' => $form_state['values']['title'])));
128 }
129 if (strcasecmp($feed->url, $form_state['values']['url']) == 0) {
130 form_set_error('url', t('A feed with this URL %url already exists. Please enter a unique URL.', array('%url' => $form_state['values']['url'])));
131 }
132 }
133 }
134 }
135
136 /**
137 * Process aggregator_form_feed form submissions.
138 *
139 * @todo Add delete confirmation dialog.
140 */
141 function aggregator_form_feed_submit($form, &$form_state) {
142 if ($form_state['values']['op'] == t('Delete')) {
143 $title = $form_state['values']['title'];
144 // Unset the title:
145 unset($form_state['values']['title']);
146 }
147 aggregator_save_feed($form_state['values']);
148 if (isset($form_state['values']['fid'])) {
149 if (isset($form_state['values']['title'])) {
150 drupal_set_message(t('The feed %feed has been updated.', array('%feed' => $form_state['values']['title'])));
151 if (arg(0) == 'admin') {
152 $form_state['redirect'] = 'admin/content/aggregator/';
153 return;
154 }
155 else {
156 $form_state['redirect'] = 'aggregator/sources/'. $form_state['values']['fid'];
157 return;
158 }
159 }
160 else {
161 watchdog('aggregator', 'Feed %feed deleted.', array('%feed' => $title));
162 drupal_set_message(t('The feed %feed has been deleted.', array('%feed' => $title)));
163 if (arg(0) == 'admin') {
164 $form_state['redirect'] = 'admin/content/aggregator/';
165 return;
166 }
167 else {
168 $form_state['redirect'] = 'aggregator/sources/';
169 return;
170 }
171 }
172 }
173 else {
174 watchdog('aggregator', 'Feed %feed added.', array('%feed' => $form_state['values']['title']), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
175 drupal_set_message(t('The feed %feed has been added.', array('%feed' => $form_state['values']['title'])));
176 }
177 }
178
179 function aggregator_admin_remove_feed($form_state, $feed) {
180 return confirm_form(
181 array(
182 'feed' => array(
183 '#type' => 'value',
184 '#value' => $feed,
185 ),
186 ),
187 t('Are you sure you want to remove all items from the feed %feed?', array('%feed' => $feed['title'])),
188 'admin/content/aggregator',
189 t('This action cannot be undone.'),
190 t('Remove items'),
191 t('Cancel')
192 );
193 }
194
195 /**
196 * Remove all items from a feed and redirect to the overview page.
197 *
198 * @param $feed
199 * An associative array describing the feed to be cleared.
200 */
201 function aggregator_admin_remove_feed_submit($form, &$form_state) {
202 aggregator_remove($form_state['values']['feed']);
203 $form_state['redirect'] = 'admin/content/aggregator';
204 }
205
206 /**
207 * Menu callback; refreshes a feed, then redirects to the overview page.
208 *
209 * @param $feed
210 * An associative array describing the feed to be refreshed.
211 */
212 function aggregator_admin_refresh_feed($feed) {
213 aggregator_refresh($feed);
214 drupal_goto('admin/content/aggregator');
215 }
216
217 /**
218 * Form builder; Configure the aggregator system.
219 *
220 * @ingroup forms
221 * @see system_settings_form()
222 */
223 function aggregator_admin_settings() {
224 $items = array(0 => t('none')) + drupal_map_assoc(array(3, 5, 10, 15, 20, 25), '_aggregator_items');
225 $period = drupal_map_assoc(array(3600, 10800, 21600, 32400, 43200, 86400, 172800, 259200, 604800, 1209600, 2419200, 4838400, 9676800), 'format_interval');
226
227 $form['aggregator_allowed_html_tags'] = array(
228 '#type' => 'textfield', '#title' => t('Allowed HTML tags'), '#size' => 80, '#maxlength' => 255,
229 '#default_value' => variable_get('aggregator_allowed_html_tags', '<a> <b> <br> <dd> <dl> <dt> <em> <i> <li> <ol> <p> <strong> <u> <ul>'),
230 '#description' => t('A space-separated list of HTML tags allowed in the content of feed items. (Tags in this list are not removed by Drupal.)')
231 );
232
233 $form['aggregator_summary_items'] = array(
234 '#type' => 'select', '#title' => t('Items shown in sources and categories pages') ,
235 '#default_value' => variable_get('aggregator_summary_items', 3), '#options' => $items,
236 '#description' => t('Number of feed items displayed in feed and category summary pages.')
237 );
238
239 $form['aggregator_clear'] = array(
240 '#type' => 'select', '#title' => t('Discard items older than'),
241 '#default_value' => variable_get('aggregator_clear', 9676800), '#options' => $period,
242 '#description' => t('The length of time to retain feed items before discarding. (Requires a correctly configured <a href="@cron">cron maintenance task</a>.)', array('@cron' => url('admin/reports/status')))
243 );
244
245 $form['aggregator_category_selector'] = array(
246 '#type' => 'radios', '#title' => t('Category selection type'), '#default_value' => variable_get('aggregator_category_selector', 'checkboxes'),
247 '#options' => array('checkboxes' => t('checkboxes'), 'select' => t('multiple selector')),
248 '#description' => t('The type of category selection widget displayed on categorization pages. (For a small number of categories, checkboxes are easier to use, while a multiple selector work well with large numbers of categories.)')
249 );
250
251 return system_settings_form($form);
252 }
253
254 /**
255 * Form builder; Generate a form to add/edit/delete aggregator categories.
256 *
257 * @ingroup forms
258 * @see aggregator_form_category_validate()
259 * @see aggregator_form_category_submit()
260 */
261 function aggregator_form_category(&$form_state, $edit = array('title' => '', 'description' => '', 'cid' => NULL)) {
262 $form['title'] = array('#type' => 'textfield',
263 '#title' => t('Title'),
264 '#default_value' => $edit['title'],
265 '#maxlength' => 64,
266 '#required' => TRUE,
267 );
268 $form['description'] = array('#type' => 'textarea',
269 '#title' => t('Description'),
270 '#default_value' => $edit['description'],
271 );
272 $form['submit'] = array('#type' => 'submit', '#value' => t('Save'));
273
274 if ($edit['cid']) {
275 $form['delete'] = array('#type' => 'submit', '#value' => t('Delete'));
276 $form['cid'] = array('#type' => 'hidden', '#value' => $edit['cid']);
277 }
278
279 return $form;
280 }
281
282 /**
283 * Validate aggregator_form_feed form submissions.
284 */
285 function aggregator_form_category_validate($form, &$form_state) {
286 if ($form_state['values']['op'] == t('Save')) {
287 // Check for duplicate titles
288 if (isset($form_state['values']['cid'])) {
289 $category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s' AND cid != %d", $form_state['values']['title'], $form_state['values']['cid']));
290 }
291 else {
292 $category = db_fetch_object(db_query("SELECT cid FROM {aggregator_category} WHERE title = '%s'", $form_state['values']['title']));
293 }
294 if ($category) {
295 form_set_error('title', t('A category named %category already exists. Please enter a unique title.', array('%category' => $form_state['values']['title'])));
296 }
297 }
298 }
299
300 /**
301 * Process aggregator_form_category form submissions.
302 *
303 * @todo Add delete confirmation dialog.
304 */
305 function aggregator_form_category_submit($form, &$form_state) {
306 if ($form_state['values']['op'] == t('Delete')) {
307 $title = $form_state['values']['title'];
308 // Unset the title:
309 unset($form_state['values']['title']);
310 }
311 aggregator_save_category($form_state['values']);
312 if (isset($form_state['values']['cid'])) {
313 if (isset($form_state['values']['title'])) {
314 drupal_set_message(t('The category %category has been updated.', array('%category' => $form_state['values']['title'])));
315 if (arg(0) == 'admin') {
316 $form_state['redirect'] = 'admin/content/aggregator/';
317 return;
318 }
319 else {
320 $form_state['redirect'] = 'aggregator/categories/'. $form_state['values']['cid'];
321 return;
322 }
323 }
324 else {
325 watchdog('aggregator', 'Category %category deleted.', array('%category' => $title));
326 drupal_set_message(t('The category %category has been deleted.', array('%category' => $title)));
327 if (arg(0) == 'admin') {
328 $form_state['redirect'] = 'admin/content/aggregator/';
329 return;
330 }
331 else {
332 $form_state['redirect'] = 'aggregator/categories/';
333 return;
334 }
335 }
336 }
337 else {
338 watchdog('aggregator', 'Category %category added.', array('%category' => $form_state['values']['title']), WATCHDOG_NOTICE, l(t('view'), 'admin/content/aggregator'));
339 drupal_set_message(t('The category %category has been added.', array('%category' => $form_state['values']['title'])));
340 }
341 }