node.module 48.7 KB
Newer Older
Dries's avatar
 
Dries committed
1
<?php
2
// $Id$
Dries's avatar
 
Dries committed
3

Dries's avatar
   
Dries committed
4
function node_help($section = "admin/help#node") {
Dries's avatar
   
Dries committed
5
  global $mod;
6
7
8
9
  $output = "";

  switch ($section) {

Dries's avatar
   
Dries committed
10
    case 'admin/help#node':
11
12
13
14
      $output .= "<h3>Nodes</h3>";
      $output .= "<p>The core of the Drupal system is the node. All of the contents of the system are placed in nodes, or extensions of nodes.";
      $output .= "A base node contains:<dl>";
      $output .= "<dt>A Title</dt><dd>Up to 128 characters of text that titles the node.</dd>";
Dries's avatar
   
Dries committed
15
      $output .= "<dt>A Teaser</dt><dd>A small block of text that is meant to get you interested in the rest of node. Drupal will automatically pull a small amount of the body of the node to make the teaser (To configure how long the teaser will be %teaser). The teaser can be changed if you don't like what Drupal grabs.</dd>";
16
17
18
19
20
      $output .= "<dt>The Body</dt><dd>The main text that comprises your content.</dd>";
      $output .= "<dt>A Type</dt><dd>What kind of node is this? Blog, book, forum, comment, unextended, etc.</dd>";
      $output .= "<dt>An Author</dt><dd>The author's name. It will either be \"anonymous\" or a valid user. You <i>cannot</i> set it to an arbitrary value.</dd>";
      $output .= "<dt>Authored on</dt><dd>The date the node was written.</dd>";
      $output .= "<dt>Changed</dt><dd>The last time this node was changed.</dd>";
Dries's avatar
   
Dries committed
21
      $output .= "<dt>Static on front page</dt><dd>The front page is configured to show the teasers from only a few of the total nodes you have on your site (To configure how many teasers %teaser), but if you think a node is important enough that you want it to stay on the front page enable this.</dd>";
22
23
      $output .= "<dt>Allow user comments</dt><dd>A node can have comments. These comments can be written by other users (Read-write), or only by admins (Read-only).</dd>";
      $output .= "<dt>Attributes</dt><dd>A way to sort nodes.</dd>";
Dries's avatar
   
Dries committed
24
      $output .= "<dt>Revisions</dt><dd>Drupal has a revision system so that you can \"roll back\" to an older version of a post if the new version is not what you want.</dd>";
25
26
      $output .= "<dt>Promote to front page</dt><dd>To get people to look at the new stuff on your site you can choose to move it to the front page.</dd>";
      $output .= "<dt>In moderation queue</dt><dd>Drupal has a moderation system. If it is active, a node is in one of three states: approved and published, approved and unpublished, and awaiting approval. If you are moderating a node it should be in the moderation queue.</dd>";
Dries's avatar
   
Dries committed
27
      $output .= "<dt>Votes</dt><dd>If you are moderating a node this counts how many votes the node has gotten. Once a node gets a certain number of vote if will either be approved or dropped.";
28
29
30
31
32
      $output .= "<dt>Score</dt><dd>The score of the node is gotten by the votes it is given.</dd>";
      $output .= "<dt>Users</dt><dd>The list of users who have voted on a moderated node.</dd>";
      $output .= "<dt>Published</dt><dd>When using Drupal's moderation system a node remains unpublished -- unavaliable to non-moderators -- until it is marked Published.</dd></dl>";
      $output .= "<p>Now that you know what is in a node, here are some of the types of nodes available.</p>";

Dries's avatar
   
Dries committed
33
      $output = t($output, array("%teaser" => l(t("click here"), "admin/system/modules/node")));
Dries's avatar
   
Dries committed
34

35
36
37
      if ($mod == "admin") {
        foreach (module_list() as $name) {
          if (module_hook($name, "node") && $name != "node") {
Dries's avatar
   
Dries committed
38
            $output .= "<h3>". t("Node type: %module", array("%module" => module_invoke($name, "node", "name"))) ."</h3>";
39
40
41
            $output .= module_invoke($name, "node", "description");
          }
        }
Dries's avatar
   
Dries committed
42
      }
43
44
      break;

Dries's avatar
   
Dries committed
45
    case 'admin/system/modules#description':
Dries's avatar
   
Dries committed
46
      $output = t("The core that allows content to be submitted to the site.");
47
48
      break;
    case 'admin/system/modules/node':
Dries's avatar
   
Dries committed
49
      $output = t("Settings for the core of Drupal. Almost everything is a node so these settings will affect most of the site.");
50
51
      break;
    case 'admin/node':
Dries's avatar
   
Dries committed
52
      $output = t("Below is a list of all of the nodes in your site. Other forms of content are listed elsewhere (e.g. %comments).<br />Clicking a title views that node, while clicking an author's name edits their user information.<br />Other node-related tasks are available from the menu on the left.", array("%comments" => l(t("comments"), "admin/comment")));
53
54
      break;
    case 'admin/node/search':
Dries's avatar
   
Dries committed
55
      $output = t("Enter a simple pattern to search for a post. This can include the wildcard character *.<br />For example, a search for \"br*\" might return \"bread bakers\", \"our daily bread\" and \"brenda\".");
56
57
      break;
    case 'admin/node/settings':
58
      $output = t("This page lets you set the defaults used during creation of nodes for all the different node types.<br /><strong>comment:</strong> Read/write setting for comments.<br /><strong>publish:</strong> Is this node publicly viewable, has it been published?<br /><strong>promote:</strong> Is this node to be promoted to the front page?<br /><strong>moderate:</strong> Does this node need approval before it can be viewed?<br /><strong>static:</strong> Is this node always visible on the front page?<br /><strong>revision:</strong> Will this node go into the revision system allowing multiple versions to be saved?");
59
60
      break;

Dries's avatar
   
Dries committed
61
  }
Dries's avatar
   
Dries committed
62
63

  return $output;
Dries's avatar
   
Dries committed
64
65
}

Dries's avatar
   
Dries committed
66
function node_help_page() {
Dries's avatar
   
Dries committed
67
  print theme("page", node_help());
Dries's avatar
   
Dries committed
68
69
70
}


Dries's avatar
   
Dries committed
71
72
73
74
/*
** Accepts a DB result object which can be used to fetch node objects.
** Returns an HTML list suitable as content for a block.
*/
Dries's avatar
   
Dries committed
75
76
function node_title_list($result, $title = NULL) {
  while ($node = db_fetch_object($result)) {
Dries's avatar
   
Dries committed
77
    $number = module_invoke("comment", "num_all", $node->nid);
Dries's avatar
   
Dries committed
78
    $items[] = l($node->title, "node/view/$node->nid", array("title" => format_plural($number, "%count comment", "%count comments")));
Dries's avatar
   
Dries committed
79
80
  }

Dries's avatar
   
Dries committed
81
  return theme("node_list", $items, $title);
Dries's avatar
   
Dries committed
82
83
}

Dries's avatar
   
Dries committed
84
function theme_node_list($items, $title = NULL) {
Dries's avatar
   
Dries committed
85
  return theme("item_list", $items, $title);
Dries's avatar
   
Dries committed
86
87
}

Dries's avatar
   
Dries committed
88
89
90
91
92
// Update the 'last viewed' timestamp of the specified node for current user.
function node_tag_new($nid) {
  global $user;

  if ($user->uid) {
Dries's avatar
   
Dries committed
93
    $result = db_query("SELECT timestamp FROM {history} WHERE uid = %d AND nid = %d", $user->uid, $nid);
Dries's avatar
   
Dries committed
94
    if (db_fetch_object($result)) {
Dries's avatar
   
Dries committed
95
      db_query("UPDATE {history} SET timestamp = %d WHERE uid = %d AND nid = %d", time(), $user->uid, $nid);
Dries's avatar
   
Dries committed
96
97
    }
    else {
Dries's avatar
   
Dries committed
98
      db_query("INSERT INTO {history} (uid, nid, timestamp) VALUES (%d, %d, %d)", $user->uid, $nid, time());
Dries's avatar
   
Dries committed
99
100
101
102
103
104
105
106
107
108
109
    }
  }
}

/*
** Retrieves the timestamp at which the current user last viewed the
** specified node.
*/
function node_last_viewed($nid) {
  global $user;

Dries's avatar
   
Dries committed
110
  $history = db_fetch_object(db_query("SELECT timestamp FROM {history} WHERE uid = '$user->uid' AND nid = %d", $nid));
Dries's avatar
   
Dries committed
111
112
113
114
  return ($history->timestamp ? $history->timestamp : 0);
}

/**
Dries's avatar
   
Dries committed
115
116
 * Determines whether the supplied timestamp is newer than the user's last view
 * of a given node
Dries's avatar
   
Dries committed
117
 *
Dries's avatar
   
Dries committed
118
119
120
121
 * @param $nid node-id twhose history supplies the 'last viewed' timestamp
 * @param $timestamp time which is compared against node's 'last veiwed'
 *   timestamp
 */
Dries's avatar
   
Dries committed
122
123
124
125
function node_is_new($nid, $timestamp) {
  global $user;
  static $cache;

Dries's avatar
Dries committed
126
  if (!isset($cache[$nid])) {
Dries's avatar
   
Dries committed
127
    if ($user->uid) {
Dries's avatar
   
Dries committed
128
      $history = db_fetch_object(db_query("SELECT timestamp FROM {history} WHERE uid = %d AND nid = %d", $user->uid, $nid));
Dries's avatar
   
Dries committed
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
      $cache[$nid] = $history->timestamp ? $history->timestamp : 0;
    }
    else {
      $cache[$nid] = time();
    }
  }

  if ($timestamp > $cache[$nid]) {
    return 1;
  }
  else {
    return 0;
  }
}

Dries's avatar
   
Dries committed
144
145
function node_teaser($body) {

Dries's avatar
   
Dries committed
146
147
148
149
150
151
152
153
154
155
  $size = variable_get("teaser_length", 600);

  /*
  ** If the size is zero, teasers are disabled so we
  ** return the entire body.
  */

  if ($size == 0) {
    return $body;
  }
Dries's avatar
   
Dries committed
156
157

  /*
Dries's avatar
   
Dries committed
158
  ** If a valid delimiter has been specified, use it to
Dries's avatar
   
Dries committed
159
160
  ** chop of the teaser.  The delimiter can be outside
  ** the allowed range but no more than a factor two.
Dries's avatar
   
Dries committed
161
162
  */

Dries's avatar
Dries committed
163
  $delimiter = strpos($body, "<!--break-->");
Dries's avatar
   
Dries committed
164
  if ($delimiter > 0) {
Dries's avatar
   
Dries committed
165
166
167
    return substr($body, 0, $delimiter);
  }

Dries's avatar
   
Dries committed
168
169
170
171
172
173
174
175
  /*
  ** If we have a short body, return the entire body:
  */

  if (strlen($body) < $size) {
    return $body;
  }

Dries's avatar
   
Dries committed
176
177
178
179
  /*
  ** In some cases no delimiter has been specified (eg.
  ** when posting using the Blogger API) in which case
  ** we try to split at paragraph boundaries.
Dries's avatar
   
Dries committed
180
181
  */

Dries's avatar
   
Dries committed
182
183
  if ($length = strpos($body, "</p>", $size)) {
    return substr($body, 0, $length + 4);
Dries's avatar
   
Dries committed
184
185
  }

Dries's avatar
   
Dries committed
186
  if ($length = strpos($body, "<br />", $size)) {
Dries's avatar
   
Dries committed
187
    return substr($body, 0, $length);
Dries's avatar
   
Dries committed
188
189
  }

Dries's avatar
   
Dries committed
190
  if ($length = strpos($body, "<br>", $size)) {
Dries's avatar
   
Dries committed
191
192
193
194
195
    return substr($body, 0, $length);
  }

  if ($length = strpos($body, "\n", $size)) {
    return substr($body, 0, $length);
Dries's avatar
   
Dries committed
196
197
  }

Dries's avatar
   
Dries committed
198
  /*
Dries's avatar
   
Dries committed
199
  ** When even the first paragraph is too long, try to
Dries's avatar
   
Dries committed
200
  ** split at the end of the next sentence.
Dries's avatar
   
Dries committed
201
202
  */

Dries's avatar
   
Dries committed
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
  if ($length = strpos($body, ". ", $size)) {
    return substr($body, 0, $length + 1);
  }

  if ($length = strpos($body, "! ", $size)) {
    return substr($body, 0, $length + 1);
  }

  if ($length = strpos($body, "? ", $size)) {
    return substr($body, 0, $length + 1);
  }

  /*
  ** Nevermind, we split it the hard way ...
  */
Dries's avatar
   
Dries committed
218

Dries's avatar
   
Dries committed
219
  return substr($body, 0, $size);
Dries's avatar
   
Dries committed
220
221
}

Dries's avatar
   
Dries committed
222
function node_invoke(&$node, $hook, $a2 = NULL, $a3 = NULL, $a4 = NULL) {
Dries's avatar
   
Dries committed
223
  if (is_array($node)) {
224
    $function = $node["type"] ."_$hook";
Dries's avatar
   
Dries committed
225
226
  }
  else if (is_object($node)) {
227
    $function = $node->type ."_$hook";
Dries's avatar
   
Dries committed
228
229
  }
  else if (is_string($node)) {
230
    $function = $node ."_$hook";
Dries's avatar
   
Dries committed
231
232
233
  }

  if (function_exists($function)) {
Dries's avatar
   
Dries committed
234
    return ($function($node, $a2, $a3, $a4));
Dries's avatar
   
Dries committed
235
236
237
  }
}

Dries's avatar
   
Dries committed
238
239
240
241
242
243
244
245
246
247
248
249
250
251
function node_invoke_nodeapi(&$node, $op, $arg = 0) {
  $return = array();
  foreach (module_list() as $name) {
    $function = $name ."_nodeapi";
    if (function_exists($function)) {
      $result = $function($node, $op, $arg);
      if (isset($result)) {
        $return = array_merge($return, $result);
      }
    }
  }
  return $return;
}

Dries's avatar
   
Dries committed
252
function node_load($conditions, $revision = -1) {
Dries's avatar
   
Dries committed
253
254
255
256
257
258
259
260
261
262
263
264
265

  /*
  ** Turn the conditions into a query:
  */

  foreach ($conditions as $key => $value) {
    $cond[] = "n.". check_query($key) ." = '". check_query($value) ."'";
  }

  /*
  ** Retrieve the node:
  */

Dries's avatar
   
Dries committed
266
  $node = db_fetch_object(db_query("SELECT n.*, u.uid, u.name FROM {node} n INNER JOIN {users} u ON u.uid = n.uid WHERE ". implode(" AND ", $cond)));
Dries's avatar
   
Dries committed
267
268
269
270
271
272
273
274
275
276
277
278
279
280

  /*
  ** Unserialize the revisions field:
  */

  if ($node->revisions) {
    $node->revisions = unserialize($node->revisions);
  }

  /*
  ** Call the node specific callback (if any) and piggy-back the
  ** results to the node or overwrite some values:
  */

Dries's avatar
   
Dries committed
281
  if ($extra = node_invoke($node, "load")) {
Dries's avatar
   
Dries committed
282
283
284
285
286
    foreach ($extra as $key => $value) {
      $node->$key = $value;
    }
  }

Dries's avatar
   
Dries committed
287
288
289
290
291
292
293
  /*
  ** Return the desired revision
  */
  if ($revision != -1 && isset($node->revisions[$revision])) {
    $node = $node->revisions[$revision]["node"];
  }

Dries's avatar
   
Dries committed
294
295
296
  return $node;
}

297
function node_save($node) {
Dries's avatar
   
Dries committed
298

299
300
301
  /*
  ** Fetch fields to save to node table:
  */
Dries's avatar
   
Dries committed
302
  $fields = node_invoke_nodeapi($node, "fields");
Dries's avatar
   
Dries committed
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321

  /*
  ** Serialize the revisions field:
  */

  if ($node->revisions) {
    $node->revisions = serialize($node->revisions);
  }

  /*
  ** Apply filters to some default node fields:
  */

  if (empty($node->nid)) {

    /*
    ** Insert a new node:
    */

Dries's avatar
   
Dries committed
322
    // Set some required fields:
323
324
325
    if (!$node->created) {
      $node->created = time();
    }
Dries's avatar
   
Dries committed
326
    $node->changed = time();
Dries's avatar
   
Dries committed
327
    $node->nid = db_next_id("{node}_nid");
Dries's avatar
   
Dries committed
328

Dries's avatar
   
Dries committed
329
    // Prepare the query:
Dries's avatar
   
Dries committed
330
331
332
    foreach ($node as $key => $value) {
      if (in_array($key, $fields)) {
        $k[] = check_query($key);
Dries's avatar
   
Dries committed
333
334
        $v[] = $value;
        $s[] = "'%s'";
Dries's avatar
   
Dries committed
335
336
337
      }
    }

Dries's avatar
   
Dries committed
338
339
340
341
    $keysfmt = implode(", ", $s);
    // need to quote the placeholders for the values
    $valsfmt = "'". implode("', '", $s) ."'";

Dries's avatar
   
Dries committed
342
    // Insert the node into the database:
Dries's avatar
   
Dries committed
343
    db_query("INSERT INTO {node} (". implode(", ", $k) .") VALUES(". implode(", ", $s) .")", $v);
Dries's avatar
   
Dries committed
344

Dries's avatar
   
Dries committed
345
    // Call the node specific callback (if any):
346
    node_invoke($node, "insert");
Dries's avatar
   
Dries committed
347
    node_invoke_nodeapi($node, "insert");
Dries's avatar
   
Dries committed
348
349
350
351
352
353
354
  }
  else {

    /*
    ** Update an existing node:
    */

Dries's avatar
   
Dries committed
355
    // Set some required fields:
Dries's avatar
   
Dries committed
356
357
    $node->changed = time();

Dries's avatar
   
Dries committed
358
    // Prepare the query:
Dries's avatar
   
Dries committed
359
360
    foreach ($node as $key => $value) {
      if (in_array($key, $fields)) {
Dries's avatar
   
Dries committed
361
362
        $q[] = check_query($key) ." = '%s'";
        $v[] = $value;
Dries's avatar
   
Dries committed
363
364
365
      }
    }

Dries's avatar
   
Dries committed
366
    // Update the node in the database:
Dries's avatar
   
Dries committed
367
    db_query("UPDATE {node} SET ". implode(", ", $q) ." WHERE nid = '$node->nid'", $v);
Dries's avatar
   
Dries committed
368

Dries's avatar
   
Dries committed
369
    // Call the node specific callback (if any):
370
    node_invoke($node, "update");
Dries's avatar
   
Dries committed
371
    node_invoke_nodeapi($node, "update");
Dries's avatar
   
Dries committed
372
373
  }

Dries's avatar
   
Dries committed
374
  /*
Dries's avatar
   
Dries committed
375
376
  ** Clear the cache so an anonymous poster can see the node being
  ** added or updated.
Dries's avatar
   
Dries committed
377
378
379
380
  */

  cache_clear_all();

Dries's avatar
   
Dries committed
381
382
383
384
385
386
387
388
  /*
  ** Return the node ID:
  */

  return $node->nid;

}

Dries's avatar
   
Dries committed
389
function node_view($node, $main = 0, $page = 0) {
Dries's avatar
   
Dries committed
390

Dries's avatar
   
Dries committed
391
  $node = array2object($node);
Dries's avatar
   
Dries committed
392

Dries's avatar
   
Dries committed
393
394
  /*
  ** Remove the delimiter (if any) that seperates the teaser from the
Dries's avatar
Dries committed
395
  ** body. TODO: this strips legitimate uses of '<!--break-->' also.
Dries's avatar
   
Dries committed
396
397
  */

Dries's avatar
Dries committed
398
  $node->body = str_replace("<!--break-->", "", $node->body);
Dries's avatar
   
Dries committed
399

Dries's avatar
   
Dries committed
400
401
402
403
404
405
  /*
  ** The "view" hook can be implemented to overwrite the default function
  ** to display nodes.
  */

  if (module_hook($node->type, "view")) {
Dries's avatar
   
Dries committed
406
    return node_invoke($node, "view", $main, $page);
Dries's avatar
   
Dries committed
407
408
409
410
411
412
413
  }
  else {

    /*
    ** Default behavior:
    */

Dries's avatar
   
Dries committed
414
415
416
417
418
419
420
421
    if ($node->teaser == $node->body) {
      // Only invoke check_output() once for performance's sake:
      $node->teaser = $node->body = check_output($node->teaser);
    }
    else {
      $node->teaser = check_output($node->teaser);
      $node->body = check_output($node->body);
    }
Dries's avatar
   
Dries committed
422

Dries's avatar
   
Dries committed
423
    return theme("node", $node, $main, $page);
Dries's avatar
   
Dries committed
424
425
426
  }
}

Dries's avatar
   
Dries committed
427
428
function node_show($node, $cid) {

Dries's avatar
   
Dries committed
429
430
  if (node_access("view", $node)) {

Dries's avatar
   
Dries committed
431
    $output = node_view($node, 0, 1);
Dries's avatar
   
Dries committed
432
433

    if (function_exists("comment_render") && $node->comment) {
Dries's avatar
   
Dries committed
434
      $output .= comment_render($node, $cid);
Dries's avatar
   
Dries committed
435
    }
Dries's avatar
   
Dries committed
436
437
438
439
440
441

    /*
    ** Update the history table, stating that this user viewed this node.
    */

    node_tag_new($node->nid);
Dries's avatar
   
Dries committed
442
443

    return $output;
Dries's avatar
   
Dries committed
444
  }
Dries's avatar
   
Dries committed
445
446
447
  else {
    drupal_set_message(message_access());
  }
Dries's avatar
   
Dries committed
448
449
}

Dries's avatar
   
Dries committed
450
451
function node_access($op, $node = 0) {

Dries's avatar
   
Dries committed
452
453
  if (user_access("administer nodes")) {
    return 1;
Dries's avatar
   
Dries committed
454
455
  }

Dries's avatar
   
Dries committed
456
457
458
  /*
  ** Convert the node to an object if necessary:
  */
Dries's avatar
   
Dries committed
459

Dries's avatar
   
Dries committed
460
  $node = array2object($node);
Dries's avatar
   
Dries committed
461

Dries's avatar
   
Dries committed
462
463
464
  /*
  ** Construct a function:
  */
Dries's avatar
   
Dries committed
465

Dries's avatar
   
Dries committed
466
467
468
469
470
471
  if ($node->type) {
    $type = $node->type;
  }
  else {
    $type = $node;
  }
Dries's avatar
   
Dries committed
472

Dries's avatar
   
Dries committed
473
474
  // Can't use node_invoke:
  // the access hook takes the $op parameter before the $node parameter.
Dries's avatar
   
Dries committed
475
  return module_invoke($type, "access", $op, $node);
Dries's avatar
   
Dries committed
476
477
}

Dries's avatar
   
Dries committed
478
function node_perm() {
Dries's avatar
   
Dries committed
479
  return array("administer nodes", "access content");
Dries's avatar
   
Dries committed
480
481
}

Dries's avatar
   
Dries committed
482
483
function node_search($keys) {

Kjartan's avatar
Kjartan committed
484
485
486
487
488
489
490
491
492
493
494
495
  // Return the results of performing a search using the indexed search
  // for this particular type of node.
  //
  // Pass an array to the "do_search" function which dictates what it
  // will search through, and what it will search for
  //
  // "keys"'s value is the keywords entered by the user
  //
  // "type"'s value is used to identify the node type in the search
  // index.
  //
  // "select"'s value is used to relate the data from the specific nodes
Dries's avatar
   
Dries committed
496
  // table to the data that the search_index table has in it, and the the
Kjartan's avatar
Kjartan committed
497
498
  // do_search functino will rank it.
  //
Dries's avatar
   
Dries committed
499
  // The select must always provide the following fields - lno, title,
Kjartan's avatar
Kjartan committed
500
501
  // created, uid, name, count
  //
Dries's avatar
   
Dries committed
502
  $find = do_search(array("keys" => $keys, "type" => "node", "select" => "select s.lno as lno, n.title as title, n.created as created, u.uid as uid, u.name as name, s.count as count FROM {search_index} s, {node} n INNER JOIN {users} u ON n.uid = u.uid WHERE s.lno = n.nid AND s.type = 'node' AND s.word like '%' AND n.status = 1"));
Dries's avatar
   
Dries committed
503

Dries's avatar
   
Dries committed
504
505
506
  return $find;
}

507
function node_settings() {
Dries's avatar
   
Dries committed
508
  $output .= form_select(t("Number of posts on main page"), "default_nodes_main", variable_get("default_nodes_main", 10), array(1 => 1, 2 => 2, 3 => 3, 4 => 4, 5 =>  5, 6 => 6, 7 => 7, 8 => 8, 9 => 9, 10 => 10, 15 => 15, 20 => 20, 25 => 25, 30 => 30), t("The default maximum number of posts to display per page on overview pages such as the main page."));
Dries's avatar
   
Dries committed
509
  $output .= form_select(t("Length of trimmed posts"), "teaser_length", variable_get("teaser_length", 600), array(0 => t("Unlimited"), 200 => t("200 characters"), 400 => t("400 characters"), 600 => t("600 characters"), 800 => t("800 characters"), 1000 => t("1000 characters"), 1200 => t("1200 characters"), 1400 => t("1400 characters"), 1600 => t("1600 characters"), 1800 => t("1800 characters"), 2000 => t("2000 characters")), t("The maximum number of characters used in the trimmed version of a post.  Drupal will use this setting to determine at which offset long posts should be trimmed.  The trimmed version of a post is typically used as a teaser when displaying the post on the main page, in XML feeds, etc.  To disable teasers, set to 'Unlimited'."));
Dries's avatar
   
Dries committed
510
  $output .= form_radios(t("Preview post"), "node_preview", variable_get("node_preview", 0), array(t("Optional"), t("Required")), t("Must users preview posts before submitting?"));
Dries's avatar
   
Dries committed
511

Dries's avatar
   
Dries committed
512
513
514
  return $output;
}

Dries's avatar
CHANGES    
Dries committed
515
function node_conf_filters() {
516
517
518
519
520
521
522
523
  $group1 .= form_radios(t("Filter HTML tags"), "filter_html", variable_get("filter_html", 0), array(0 => t("Do not filter"), 1 => t("Strip tags"), 2 => t("Escape tags")), t("How to deal with HTML and PHP tags in user-contributed content. If set to \"Strip tags\", dangerous tags are removed (see below).  If set to \"Escape tags\", all HTML is escaped and presented as it was typed."));
  $group1 .= form_textfield(t("Allowed HTML tags"), "allowed_html", variable_get("allowed_html", "<a> <b> <dd> <dl> <dt> <i> <li> <ol> <u> <ul>"), 64, 255, t("If \"Strip tags\" is selected, optionally specify tags which should not be stripped.  'ON*' attributes and unclosed tags are always stripped."));
  $group1 .= form_radios(t("HTML style attributes"), "filter_style", variable_get("filter_style", 1), array(t("Allowed"), t("Removed")), t("If \"Strip tags\" is selected, you can choose whether 'STYLE' attributes are allowed or removed from input."));
  $output .= form_group("HTML filtering", $group1);

  $group2 .= form_radios(t("Rewrite old URLs"), "rewrite_old_urls", variable_get("rewrite_old_urls", 0), array(t("Disabled"), t("Enabled")), t("The introduction of 'clean URLs' in Drupal 4.2.0 breaks internal URLs that date back from Drupal 4.1.0 and before.  If enabled, this filter will attempt to rewrite the old style URLs to avoid broken links.  If <code>mod_rewrite</code> is available on your system, use the rewrite rules in Drupal's <code>.htaccess</code> file instead as these will also correct external referrers."));
  $output .= form_group("Legacy filtering", $group2);

Dries's avatar
CHANGES    
Dries committed
524
525
526
  return $output;
}

Dries's avatar
   
Dries committed
527
528
529
530
function node_escape_html($text) {
  return htmlspecialchars($text);
}

Dries's avatar
CHANGES    
Dries committed
531
532
function node_filter_html($text) {
  $text = strip_tags($text, variable_get("allowed_html", ""));
533
534
535
536
537
538
539

  if (variable_get("filter_style", 1)) {
    $text = preg_replace("/\Wstyle\s*=[^>]+?>/i", ">", $text);
  }

  $text = preg_replace("/\Won[a-z]+\s*=[^>]+?>/i", ">", $text);

Dries's avatar
CHANGES    
Dries committed
540
541
542
543
  return $text;
}

function node_filter_link($text) {
544
545
  $pat = '\[{2}([^\|]+)(\|([^\|]+)?)?\]{2}';                   // [link|description]
  return ereg_replace($pat, $dst, $text);
Dries's avatar
   
Dries committed
546
547
}

Dries's avatar
   
Dries committed
548
function node_comment_mode($nid) {
Dries's avatar
   
Dries committed
549
550
  static $comment_mode;
  if (!isset($comment_mode[$nid])) {
Dries's avatar
   
Dries committed
551
    $comment_mode[$nid] = db_result(db_query("SELECT comment FROM {node} WHERE nid = %d", $nid));
Dries's avatar
   
Dries committed
552
553
  }
  return $comment_mode[$nid];
Dries's avatar
   
Dries committed
554
555
}

Dries's avatar
CHANGES    
Dries committed
556
function node_filter($text) {
Dries's avatar
   
Dries committed
557
  if (variable_get("filter_html", 0) == 1) {
Dries's avatar
   
Dries committed
558
559
560
561
562
563
    $text = node_filter_html($text);
  }

  if (variable_get("rewrite_old_urls", 0)) {
    $text = rewrite_old_urls($text);
  }
Dries's avatar
   
Dries committed
564

Dries's avatar
   
Dries committed
565
  if (variable_get("filter_html", 0) == 2) {
Dries's avatar
   
Dries committed
566
567
568
    $text = node_escape_html($text);
  }

Dries's avatar
   
Dries committed
569
  return trim($text);
Dries's avatar
CHANGES    
Dries committed
570
571
}

572
function node_link($type, $node = 0, $main = 0) {
Dries's avatar
   
Dries committed
573

Dries's avatar
   
Dries committed
574
575
  $links = array();

Dries's avatar
   
Dries committed
576
  if ($type == "node") {
Kjartan's avatar
Kjartan committed
577
578
579
    if ($node->links) {
      $links = $node->links;
    }
Dries's avatar
   
Dries committed
580

Dries's avatar
   
Dries committed
581
    if ($main == 1 && $node->teaser && strlen($node->teaser) != strlen($node->body)) {
Dries's avatar
   
Dries committed
582
      $links[] = l(t("read more"), "node/view/$node->nid", array("title" => t("Read the rest of this posting."), "class" => "read-more"));
Dries's avatar
   
Dries committed
583
    }
Dries's avatar
   
Dries committed
584
585

    if (user_access("administer nodes")) {
Dries's avatar
   
Dries committed
586
587
588
589
590
      $links[] = l(t("administer"), "admin/node/edit/$node->nid", array("title" => t("Administer this node.")));
    }

    if (user_access("administer nodes") && $node->revisions) {
      $links[] = l(t("revisions"), "node/revisions/$node->nid", array("title" => t("Administer revisions.")));
Dries's avatar
   
Dries committed
591
    }
Dries's avatar
   
Dries committed
592
593
  }

Dries's avatar
   
Dries committed
594
  if ($type == "system") {
Dries's avatar
   
Dries committed
595
    menu("node/add", t("create content"), 'node_page', 1, MENU_HIDE_NOCHILD);
Dries's avatar
   
Dries committed
596

Dries's avatar
   
Dries committed
597
    if (user_access("administer nodes")) {
Dries's avatar
   
Dries committed
598
599
      menu("admin/node", t("content"), "node_admin");
      menu("admin/node/search", t("search"), "node_admin", 8);
Dries's avatar
   
Dries committed
600
      menu("admin/node/help", t("help"), "node_help_page", 9);
Dries's avatar
   
Dries committed
601
      menu("admin/node/edit", t("edit post"), "node_admin", 0, MENU_HIDE);
Dries's avatar
   
Dries committed
602
      menu("admin/node/settings", t("settings"), "node_admin", 8);
Dries's avatar
   
Dries committed
603
    }
Dries's avatar
   
Dries committed
604
605

    if (user_access("access content")) {
Dries's avatar
   
Dries committed
606
      menu("node", t("content"), "node_page", 0, MENU_HIDE);
Dries's avatar
   
Dries committed
607
    }
Dries's avatar
   
Dries committed
608
609
  }

Dries's avatar
   
Dries committed
610
  return $links;
Dries's avatar
   
Dries committed
611
612
}

Dries's avatar
   
Dries committed
613
function node_admin_edit($node) {
Dries's avatar
   
Dries committed
614

Dries's avatar
   
Dries committed
615
  if (is_numeric($node)) {
Dries's avatar
   
Dries committed
616
    $node = node_load(array("nid" => $node));
Dries's avatar
   
Dries committed
617
  }
Dries's avatar
   
Dries committed
618

Dries's avatar
   
Dries committed
619
  $output .= node_form($node);
Dries's avatar
   
Dries committed
620

Dries's avatar
   
Dries committed
621
  /*
Dries's avatar
   
Dries committed
622
  ** Display the node form extensions:
Dries's avatar
   
Dries committed
623
  */
Dries's avatar
   
Dries committed
624
  $output .= implode("\n", module_invoke_all("node_link", $node));
Dries's avatar
Dries committed
625

Dries's avatar
   
Dries committed
626
  return $output;
Dries's avatar
   
Dries committed
627
628
629

}

Dries's avatar
   
Dries committed
630
function node_admin_nodes() {
Dries's avatar
   
Dries committed
631
632
633
634
635
636
637
638
639
640
  $filters = array(
    array(t("View posts that are new or updated"), "ORDER BY n.changed DESC"),
    array(t("View posts that need approval"), "WHERE n.status = 0 OR n.moderate = 1 ORDER BY n.changed DESC"),
    array(t("View posts that are promoted"), "WHERE n.status = 1 AND n.promote = 1 ORDER BY n.changed DESC"),
    array(t("View posts that are not promoted"), "WHERE n.status = 1 AND n.promote = 0 ORDER BY n.changed DESC"),
    array(t("View posts that are static"), "WHERE n.status = 1 AND n.static = 1 ORDER BY n.changed DESC"),
    array(t("View posts that are unpublished"), "WHERE n.status = 0 AND n.moderate = 0 ORDER BY n.changed DESC")
   );

  $operations = array(
Dries's avatar
   
Dries committed
641
    array(t("Approve the selected posts"), "UPDATE {node} SET status = 1, moderate = 0 WHERE nid = %d"),
Dries's avatar
   
Dries committed
642
643
644
    array(t("Promote the selected posts"), "UPDATE {node} SET status = 1, promote = 1 WHERE nid = %d"),
    array(t("Make the selected posts static"), "UPDATE {node} SET status = 1, static = 1 WHERE nid = %d"),
    array(t("Demote the selected posts"), "UPDATE {node} SET promote = 0 WHERE nid = %d"),
Dries's avatar
   
Dries committed
645
    array(t("Unpublish the selected posts"), "UPDATE {node} SET status = 0 WHERE nid = %d")
Dries's avatar
   
Dries committed
646
  );
Dries's avatar
   
Dries committed
647

Dries's avatar
   
Dries committed
648
649
650
651
  /*
  ** Handle operations:
  */

Dries's avatar
   
Dries committed
652
653
  if (empty($_SESSION["node_overview_filter"])) {
    $_SESSION["node_overview_filter"] = 0;
Dries's avatar
   
Dries committed
654
655
  }

Dries's avatar
   
Dries committed
656
  if (isset($_POST["edit"]["filter"])) {
Dries's avatar
   
Dries committed
657
    $_SESSION["node_overview_filter"] = $_POST["edit"]["filter"];
Dries's avatar
   
Dries committed
658
659
  }

Dries's avatar
   
Dries committed
660
  if (isset($_POST["edit"]["operation"])) {
Dries's avatar
   
Dries committed
661
662
663
    $operation = $operations[$_POST["edit"]["operation"]][1];
    foreach ($_POST["edit"]["status"] as $nid => $value) {
      if ($value) {
Dries's avatar
Dries committed
664
        db_query($operation, $nid);
Dries's avatar
   
Dries committed
665
666
667
      }
    }

Dries's avatar
   
Dries committed
668
    drupal_set_message(t("the update has been performed."));
Dries's avatar
   
Dries committed
669
670
  }

Dries's avatar
   
Dries committed
671
  $filter = $_SESSION["node_overview_filter"];
Dries's avatar
Dries committed
672

Dries's avatar
   
Dries committed
673
674
675
676
677
678
679
680
  /*
  ** Render filter form:
  */

  $options = array();
  foreach ($filters as $key => $value) {
    $options[] = $value[0];
  }
Dries's avatar
   
Dries committed
681

Dries's avatar
   
Dries committed
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
  $form  = form_select(NULL, "filter", $filter, $options);
  $form .= form_submit(t("Go"));

  $output .= "<h3>". t("Filter options") ."</h3>";
  $output .= "<div class=\"container-inline\">$form</div>";

  /*
  ** Render operations form:
  */

  $options = array();
  foreach ($operations as $key => $value) {
    $options[] = $value[0];
  }

  $form = form_select(NULL, "operation", 0, $options);
  $form .= form_submit(t("Go"));

  $output .= "<h3>". t("Update options") ."</h3>";
  $output .= "<div class=\"container-inline\">$form</div>";

  /*
  ** Overview table:
  */

Dries's avatar
   
Dries committed
707
  $result = pager_query("SELECT n.*, u.name, u.uid FROM {node} n INNER JOIN {users} u ON n.uid = u.uid ". $filters[$filter][1], 50);
Dries's avatar
   
Dries committed
708
  $header = array(NULL, t("title"), t("type"), t("author"), t("status"), array("data" => t("operations"), "colspan" => 2));
Dries's avatar
   
Dries committed
709

Dries's avatar
   
Dries committed
710
  while ($node = db_fetch_object($result)) {
Dries's avatar
   
Dries committed
711
    $rows[] = array(form_checkbox(NULL, "status][$node->nid", 1, 0), l($node->title, "node/view/$node->nid") ." ". (node_is_new($node->nid, $node->changed) ? theme_mark() : ""), module_invoke($node->type, "node", "name"), format_name($node), ($node->status ? t("published") : t("not published")), l(t("edit node"), "admin/node/edit/$node->nid"), l(t("delete node"), "admin/node/delete/$node->nid"));
Dries's avatar
   
Dries committed
712
  }
Dries's avatar
   
Dries committed
713

Dries's avatar
Dries committed
714
  if ($pager = theme("pager", NULL, 50, 0)) {
715
    $rows[] = array(array("data" => $pager, "colspan" => 7));
Dries's avatar
   
Dries committed
716
  }
Dries's avatar
   
Dries committed
717

Dries's avatar
   
Dries committed
718
  $output .= "<h3>". $filters[$filter][0] ."</h3>";
Dries's avatar
   
Dries committed
719
  $output .= theme("table", $header, $rows);
Dries's avatar
   
Dries committed
720
  return form($output);
Dries's avatar
Dries committed
721
722
}

723
function node_admin_settings($edit) {
Dries's avatar
   
Dries committed
724
  $op = $_POST["op"];
Kjartan's avatar
Kjartan committed
725

726
727
728
729
730
731
732
733
  if ($op == t("Save configuration")) {
    /*
    ** Save the configuration options:
    */

    foreach ($edit as $name => $value) {
      variable_set($name, $value);
    }
Dries's avatar
   
Dries committed
734
    drupal_set_message(t("the content settings have been saved."));
735
736
737
738
739
740
741
742
743
744
  }

  if ($op == t("Reset to defaults")) {
    /*
    ** Reset the configuration options to their default value:
    */

    foreach ($edit as $name => $value) {
      variable_del($name);
    }
Dries's avatar
   
Dries committed
745
    drupal_set_message(t("the content settings have been reset to their default values."));
746
747
  }

Dries's avatar
   
Dries committed
748
  $header = array_merge(array(t("type")), array_keys(node_invoke_nodeapi($node, "settings")));
749
750
751
752
  foreach (module_list() as $name) {
    if (module_hook($name, "node")) {
      $node->type = $name;
      $cols = array();
Dries's avatar
   
Dries committed
753
      foreach (node_invoke_nodeapi($node, "settings") as $setting) {
754
755
756
757
758
        $cols[] = array("data" => $setting, "align" => "center", "width" => 55);
      }
      $rows[] = array_merge(array(module_invoke($name, "node", "name")), $cols);
    }
  }
Kjartan's avatar
Kjartan committed
759

Dries's avatar
   
Dries committed
760
  $output .= theme("table", $header, $rows);
761

762
  /* This is an idea for the future.
763
764
765
  foreach (module_list() as $name) {
    if (module_hook($name, "node")) {
      $node->type = $name;
Kjartan's avatar
Kjartan committed
766

Dries's avatar
   
Dries committed
767
      // Create theme("table", ) data:
Dries's avatar
   
Dries committed
768
      $header = array_keys(node_invoke_nodeapi($node, "settings"));
769
      $cols = array();
Dries's avatar
   
Dries committed
770
      foreach (node_invoke_nodeapi($node, "settings") as $setting) {
771
772
773
774
        $cols[] = array("data" => $setting, "align" => "center", "width" => 75);
      }

      $output .= "<h2>". module_invoke($name, "node", "name") ."</h2>";
Dries's avatar
   
Dries committed
775
      $output .= theme("table", $header, array($cols));
776
      $output .= "<br /><br />";
777
778
    }
  }
779
  */
780
781
782

  $output .= form_submit(t("Save configuration"));
  $output .= form_submit(t("Reset to defaults"));
Kjartan's avatar
Kjartan committed
783

Dries's avatar
   
Dries committed
784
  return form($output);
785
786
787

}

Dries's avatar
   
Dries committed
788
789
790
791
792
793
794
795
796
797
798
function node_revision_overview($nid) {

  if (user_access("administer nodes")) {
    $node = node_load(array("nid" => $nid));

    if ($node->revisions) {
      $header = array(t("older revisions"), array("colspan" => "3", "data" => t("operations")));

      foreach ($node->revisions as $key => $revision) {
        $rows[] = array(t("revision #%r revised by %u on %d", array("%r" => $key, "%u" => format_name(user_load(array("uid" => $revision["uid"]))), "%d" => format_date($revision["timestamp"], "small"))) . ($revision["history"] ? "<br /><small>". $revision["history"] ."</small>" : ""), l(t("view"), "node/view/$node->nid", array(), "revision=$key"), l(t("rollback"), "node/rollback-revision/$node->nid/$key"), l(t("delete"), "node/delete-revision/$node->nid/$key"));
      }
Dries's avatar
   
Dries committed
799
      $output .= theme("table", $header, $rows);
Dries's avatar
   
Dries committed
800
801
802
803
804
805
806
    }
  }

  return $output;
}


Dries's avatar
   
Dries committed
807
808
809
810
811
812
813
814
815
816
817
818
/*
** Return the revision with the specified revision number.
*/

function node_revision_load($node, $revision) {
  return $node->revisions[$revision]["node"];
}

/*
** Create and return a new revision of the given node.
*/

Dries's avatar
   
Dries committed
819
820
821
function node_revision_create($node) {
  global $user;

Dries's avatar
   
Dries committed
822
823
824
825
826
  /*
  ** 'revision' is the name of the field used to indicicate that we
  ** have to create a new revision of a node.
  */

Dries's avatar
   
Dries committed
827
  if ($node->nid && $node->revision) {
Dries's avatar
   
Dries committed
828
829
830
831
    $prev = node_load(array("nid" => $node->nid));
    $node->revisions = $prev->revisions;
    unset($prev->revisions);
    $node->revisions[] = array("uid" => $user->uid, "timestamp" => time(), "node" => $prev, "history" => $node->history);
Dries's avatar
   
Dries committed
832
833
834
835
836
  }

  return $node;
}

Dries's avatar
   
Dries committed
837
838
839
/*
** Roll-back to the revision with the specified revision number.
*/
Dries's avatar
   
Dries committed
840

Dries's avatar
   
Dries committed
841
function node_revision_rollback($nid, $revision) {
Dries's avatar
   
Dries committed
842
  global $user;
Dries's avatar
   
Dries committed
843

Dries's avatar
   
Dries committed
844
845
  if (user_access("administer nodes")) {
    $node = node_load(array("nid" => $nid));
Dries's avatar
   
Dries committed
846

Dries's avatar
   
Dries committed
847
848
849
    /*
    ** Extract the specified revision:
    */
Dries's avatar
   
Dries committed
850

Dries's avatar
   
Dries committed
851
    $rev = $node->revisions[$revision]["node"];
Dries's avatar
   
Dries committed
852

Dries's avatar
   
Dries committed
853
854
855
    /*
    ** Inherit all the past revisions:
    */
Dries's avatar
   
Dries committed
856

Dries's avatar
   
Dries committed
857
    $rev->revisions = $node->revisions;
Dries's avatar
   
Dries committed
858

Dries's avatar
   
Dries committed
859
860
861
    /*
    ** Save the original/current node:
    */
Dries's avatar
   
Dries committed
862

Dries's avatar
   
Dries committed
863
    $rev->revisions[] = array("uid" => $user->uid, "timestamp" => time(), "node" => $node);
Dries's avatar
   
Dries committed
864

Dries's avatar
   
Dries committed
865
866
867
    /*
    ** Remove the specified revision:
    */
Dries's avatar
   
Dries committed
868

Dries's avatar
   
Dries committed
869
    unset($rev->revisions[$revision]);
Dries's avatar
   
Dries committed
870

Dries's avatar
   
Dries committed
871
872
873
    /*
    ** Save the node:
    */
Dries's avatar
   
Dries committed
874

Dries's avatar
   
Dries committed
875
876
877
    foreach ($node as $key => $value) {
      $filter[] = $key;
    }
Dries's avatar
   
Dries committed
878

Dries's avatar
   
Dries committed
879
880
    node_save($rev, $filter);

Dries's avatar
   
Dries committed
881
    drupal_set_message(t("rollbacked to revision #%revision of '%title'", array("%revision" => $revision, "%title" => $node->title)));
Dries's avatar
   
Dries committed
882
  }
Dries's avatar
   
Dries committed
883
884
}

Dries's avatar
   
Dries committed
885
886
887
888
/*
** Delete the revision with specified revision number.
*/

Dries's avatar
   
Dries committed
889
890
891
892
function node_revision_delete($nid, $revision) {

  if (user_access("administer nodes")) {
    $node = node_load(array("nid" => $nid));
Dries's avatar
   
Dries committed
893

Dries's avatar
   
Dries committed
894
    unset($node->revisions[$revision]);
Dries's avatar
   
Dries committed
895

Dries's avatar
   
Dries committed
896
    node_save($node, array("nid", "revisions"));
Dries's avatar
   
Dries committed
897

Dries's avatar
   
Dries committed
898
    drupal_set_message(t("deleted revision #%revision of '%title'", array("%revision" => $revision, "%title" => $node->title)));
Dries's avatar
   
Dries committed
899
  }
Dries's avatar
   
Dries committed
900
901
}

Dries's avatar
   
Dries committed
902
903
904
905
906
907
908
909
910
911
912
/*
** Return a list of all the existing revision numbers.
*/

function node_revision_list($node) {
  if (is_array($node->revisions)) {
    return array_keys($node->revisions);
  }
  else {
    return array();
  }
Dries's avatar
   
Dries committed
913
914
}

Dries's avatar
 
Dries committed
915
function node_admin() {
Dries's avatar
   
Dries committed
916
917
  $op = $_POST["op"];
  $edit = $_POST["edit"];
Dries's avatar
   
Dries committed
918

Dries's avatar
   
Dries committed
919
  if (user_access("administer nodes")) {
Dries's avatar
   
Dries committed
920

Dries's avatar
   
Dries committed
921
922
923
924
    if (empty($op)) {
      $op = arg(2);
    }

Dries's avatar
   
Dries committed
925
926
927
    /*
    ** Compile a list of the administrative links:
    */
Dries's avatar
   
Dries committed
928
929
    switch ($op) {
      case "search":
Dries's avatar
   
Dries committed
930
        $output = search_type("node", url("admin/node/search"), $_POST["keys"]);
Dries's avatar
   
Dries committed
931
932
        break;
      case "edit":
Dries's avatar
   
Dries committed
933
        $output = node_admin_edit(arg(3));
Dries's avatar
   
Dries committed
934
        break;
Dries's avatar
   
Dries committed
935
      case "delete":
Dries's avatar
   
Dries committed
936
        $output = node_delete(array("nid" => arg(3)));
Dries's avatar
   
Dries committed
937
        break;
Dries's avatar
   
Dries committed
938
      case t("Preview"):
Dries's avatar
   
Dries committed
939
        $edit = node_validate($edit, $error);
Dries's avatar
   
Dries committed
940
        $output = node_preview($edit, $error);
Dries's avatar
   
Dries committed
941
        break;
Dries's avatar
   
Dries committed
942
      case t("Submit"):
Dries's avatar
   
Dries committed
943
        $output = node_submit($edit);
Dries's avatar
   
Dries committed
944
945
        break;
      case t("Delete"):
Dries's avatar
   
Dries committed
946
        $output = node_delete($edit);
Dries's avatar
   
Dries committed
947
        break;
948
949
950
      case t("Save configuration"):
      case t("Reset to defaults"):
      case "settings":
Dries's avatar
   
Dries committed
951
        $output = node_admin_settings($edit);
952
        break;
Dries's avatar
   
Dries committed
953
      default:
Dries's avatar
   
Dries committed
954
        $output = node_admin_nodes();
Dries's avatar
   
Dries committed
955
    }
Dries's avatar
   
Dries committed
956
    print theme("page", $output);
Dries's avatar
   
Dries committed
957
958
  }
  else {
Dries's avatar
   
Dries committed
959
    print theme("page", message_access());
Dries's avatar
 
Dries committed
960
961
962
  }
}

Dries's avatar
   
Dries committed
963
function node_block($op = "list", $delta = 0) {
Dries's avatar
   
Dries committed
964

Dries's avatar
   
Dries committed
965
966
967
968
969
970
  if ($op == "list") {
    $blocks[0]["info"] = t("Syndicate");
    return $blocks;
  }
  else {
    $block["subject"] = t("Syndicate");
Dries's avatar
   
Dries committed
971
    $block["content"] = "<div class=\"xml-icon\">". l("<img src=\"". theme("image", "xml.gif") ."\" width=\"36\" height=\"14\" style=\"border: 0px;\" alt=\"XML\" title=\"XML\" />", "node/feed", array("title" => t("Read the XML version of this page."))) ."</div>";
Dries's avatar
   
Dries committed
972

Dries's avatar
   
Dries committed
973
974
    return $block;
  }
Dries's avatar
   
Dries committed
975
976
}

Kjartan's avatar
Kjartan committed
977
function node_feed($nodes = 0, $channel = array()) {
Dries's avatar
   
Dries committed
978
  global $base_url, $languages;
Dries's avatar
   
Dries committed
979

Kjartan's avatar
Kjartan committed
980
  /*
Dries's avatar
   
Dries committed
981
982
983
984
985
  ** A generic function for generating RSS feeds from a set of nodes.
  **   - $nodes should be an object as returned by db_query() which contains
  **     the nid field.
  **   - $channel is an associative array containing title, link, and
  **     description keys.
Kjartan's avatar
Kjartan committed
986
  */
Dries's avatar
   
Dries committed
987

Kjartan's avatar
Kjartan committed
988
  if (!$nodes) {
989
    $nodes = db_query_range("SELECT nid FROM {node} WHERE promote = '1' AND status = '1' ORDER BY created DESC", 0, 15);
Kjartan's avatar
Kjartan committed
990
  }
Dries's avatar
   
Dries committed
991

Kjartan's avatar
Kjartan committed
992
  while ($node = db_fetch_object($nodes)) {
Dries's avatar
   
Dries committed
993
994
995
    /*
    ** Load the specified node:
    */
Dries's avatar
   
Dries committed
996

Kjartan's avatar
Kjartan committed
997
    $item = node_load(array("nid" => $node->nid));
Dries's avatar
   
Dries committed
998
    $link = url("node/view/$node->nid");
Dries's avatar
   
Dries committed
999
    $items .= format_rss_item($item->title, $link, ($item->teaser ? $item->teaser : $item->body), array("pubDate" => date("r", $item->changed)));
Dries's avatar
   
Dries committed
1000
1001
  }

Dries's avatar
   
Dries committed
1002
  $output .= "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n";
Kjartan's avatar
Kjartan committed
1003
  $output .= "<!DOCTYPE rss [<!ENTITY % HTMLlat1 PUBLIC \"-//W3C//ENTITIES Latin 1 for XHTML//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml-lat1.ent\">]>\n";
Dries's avatar
   
Dries committed
1004
  if (!$channel["version"]) $channel["version"] = "0.92";
Kjartan's avatar
Kjartan committed
1005
  if (!$channel["title"]) $channel["title"] = variable_get("site_name", "drupal") ." - ". variable_get("site_slogan", "");
Dries's avatar