common.inc 25.8 KB
Newer Older
Dries Buytaert's avatar
   
Dries Buytaert committed
1
2
3
4
<?php
// $Id$

function conf_init() {
Dries Buytaert's avatar
   
Dries Buytaert committed
5
  global $HTTP_HOST, $PHP_SELF;
Dries Buytaert's avatar
   
Dries Buytaert committed
6
7
8
9
10
11
12

  /*
  ** Try finding a matching configuration file by stripping the website's
  ** URI from left to right.  If no configuration file is found, return a
  ** default value 'conf'.
  */

Dries Buytaert's avatar
   
Dries Buytaert committed
13
14
15
  $uri = $PHP_SELF;

  $file = strtolower(strtr($HTTP_HOST . substr($uri, 0, strrpos($uri, "/")), "/:", ".."));
Dries Buytaert's avatar
   
Dries Buytaert committed
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

  while (strlen($file) > 4) {
    if (file_exists("includes/$file.php")) {
      return $file;
    }
    else {
      $file = substr($file, strpos($file, ".") + 1);
    }
  }

  return "conf";
}

function error_handler($errno, $message, $filename, $line, $variables) {
  $types = array(1 => "error", 2 => "warning", 4 => "parse error", 8 => "notice", 16 => "core error", 32 => "core warning", 64 => "compile error", 128 => "compile warning", 256 => "user error", 512 => "user warning", 1024 => "user notice");
  $entry = $types[$errno] .": $message in $filename on line $line.";
Dries Buytaert's avatar
   
Dries Buytaert committed
32
  if (($errno == 1 || $errno == 2 || $errno == 4 || $errno == 256) && error_reporting()) {
Dries Buytaert's avatar
   
Dries Buytaert committed
33
    watchdog("error", $types[$errno] .": $message in $filename on line $line.");
34
    print "<pre>$entry</pre>";
Dries Buytaert's avatar
   
Dries Buytaert committed
35
36
37
  }
}

Dries Buytaert's avatar
   
Dries Buytaert committed
38
function watchdog($type, $message, $link = NULL) {
Dries Buytaert's avatar
   
Dries Buytaert committed
39
  global $user;
Dries Buytaert's avatar
Dries Buytaert committed
40
  db_query("INSERT INTO watchdog (uid, type, message, link, location, hostname, timestamp) VALUES ('%d', '%s', '%s', '%s', '%s', '%s', '%s')", $user->uid, $type, $message, $link, request_uri(), getenv("REMOTE_ADDR"), time());
Dries Buytaert's avatar
   
Dries Buytaert committed
41
42
43
44
45
46
47
48
49
50
51
52
53
54
}

function throttle($type, $rate) {
  if (!user_access("access administration pages")) {
    if ($throttle = db_fetch_object(db_query("SELECT * FROM watchdog WHERE type = '$type' AND hostname = '". getenv("REMOTE_ADDR") ."' AND ". time() ." - timestamp < $rate"))) {
      watchdog("warning", "throttle: '". getenv("REMOTE_ADDR") ."' exceeded submission rate - $throttle->type");
      die(message_throttle());
    }
    else {
      watchdog($type, "throttle");
    }
  }
}

Dries Buytaert's avatar
   
Dries Buytaert committed
55
56
function check_php_setting($name, $value) {
  if (ini_get($name) != $value) {
Steven Wittens's avatar
Steven Wittens committed
57
    print "<p>Note that the value of PHP's configuration option <code><b>$name</b></code> is incorrect.  It should be set to '$value' for Drupal to work properly.  Either configure your webserver to support <code>.htaccess</code> files so Drupal's <code>.htaccess</code> file can set it to the proper value, or edit your <code>php.ini</code> file directly.  This message will automatically dissapear when the problem has been fixed.</p>";
Dries Buytaert's avatar
   
Dries Buytaert committed
58
59
60
  }
}

Dries Buytaert's avatar
   
Dries Buytaert committed
61
62
63
64
65
66
67
68
69
70
71
72
function arg($index) {

  global $q;
  static $arguments;

  if (empty($arguments)) {
    $arguments = explode("/", $q);
  }

  return $arguments[$index];
}

Dries Buytaert's avatar
   
Dries Buytaert committed
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
function array2object($node) {

  if (is_array($node)) {
    foreach ($node as $key => $value) {
      $object->$key = $value;
    }
  }
  else {
    $object = $node;
  }

  return $object;
}

function object2array($node) {

  if (is_object($node)) {
    foreach ($node as $key => $value) {
      $array[$key] = $value;
    }
  }
  else {
    $array = $node;
  }

  return $array;
}

Dries Buytaert's avatar
   
Dries Buytaert committed
101
function request_uri() {
Dries Buytaert's avatar
   
Dries Buytaert committed
102
103
104
105
  // since request_uri() is only available on apache, we generate equivalent using other environment vars.

  global $REQUEST_URI, $PATH_INFO, $QUERY_STRING;

Dries Buytaert's avatar
   
Dries Buytaert committed
106
  if (isset($REQUEST_URI)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
107
108
109
    return $REQUEST_URI;
  }
  else {
110
    return $PATH_INFO ."?". $QUERY_STRING;
Dries Buytaert's avatar
   
Dries Buytaert committed
111
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
112
113
}

Dries Buytaert's avatar
   
Dries Buytaert committed
114
function message_access() {
Dries Buytaert's avatar
   
Dries Buytaert committed
115
  return t("You are not authorized to access this page.");
Dries Buytaert's avatar
   
Dries Buytaert committed
116
117
118
119
120
121
122
123
124
125
}

function message_na() {
  return t("n/a");
}

function message_throttle() {
  return t("You exceeded the maximum submission rate.  Please wait a few minutes and try again.");
}

Dries Buytaert's avatar
   
Dries Buytaert committed
126
127
function locale_init() {
  global $languages, $user;
Dries Buytaert's avatar
   
Dries Buytaert committed
128
129
130
131
132
133
  if ($user->uid && $languages[$user->language]) {
    return $user->language;
  }
  else {
    return key($languages);
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
134
135
}

Dries Buytaert's avatar
   
Dries Buytaert committed
136
function t($string, $args = 0) {
Dries Buytaert's avatar
   
Dries Buytaert committed
137
  global $languages;
138

Dries Buytaert's avatar
   
Dries Buytaert committed
139
140
141
142
143
144
145
  /*
  ** About the usage of t().  We try to keep strings whole as much as
  ** possible and are unafraid of HTML markup within translation strings
  ** if necessary.  The suggested syntax for a link embedded within a
  ** translation string is for example:
  **
  ** $msg = t("You must login below or <a href=\"%url\">create a new
Dries Buytaert's avatar
   
Dries Buytaert committed
146
147
  **           account</a> before viewing the next page.", array("%url"
  **           => url("user/register")));
Dries Buytaert's avatar
   
Dries Buytaert committed
148
149
  */

150
151
  $string = ($languages && function_exists("locale") ? locale($string) : $string);

Dries Buytaert's avatar
   
Dries Buytaert committed
152
153
  if (!$args) {
    return $string;
Kjartan Mannes's avatar
Kjartan Mannes committed
154
155
  }
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
156
157
    return strtr($string, $args);
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
158
159
160
161
162
163
}

function variable_init($conf = array()) {
  $result = db_query("SELECT * FROM variable");
  while ($variable = db_fetch_object($result)) {
    if (!isset($conf[$variable->name])) {
Dries Buytaert's avatar
   
Dries Buytaert committed
164
      $conf[$variable->name] = unserialize($variable->value);
Dries Buytaert's avatar
   
Dries Buytaert committed
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
    }
  }

  return $conf;
}

function variable_get($name, $default, $object = 0) {
  global $conf;

  return isset($conf[$name]) ? $conf[$name] : $default;
}

function variable_set($name, $value) {
  global $conf;

Dries Buytaert's avatar
   
Dries Buytaert committed
180
  db_query("DELETE FROM variable WHERE name = '%s'", $name);
Dries Buytaert's avatar
   
Dries Buytaert committed
181
  db_query("INSERT INTO variable (name, value) VALUES ('%s', '%s')", $name, serialize($value));
Dries Buytaert's avatar
   
Dries Buytaert committed
182
183
184
185
186
187
188

  $conf[$name] = $value;
}

function variable_del($name) {
  global $conf;

Dries Buytaert's avatar
   
Dries Buytaert committed
189
  db_query("DELETE FROM variable WHERE name = '%s'", $name);
Dries Buytaert's avatar
   
Dries Buytaert committed
190
191
192
193

  unset($conf[$name]);
}

Dries Buytaert's avatar
   
Dries Buytaert committed
194
function table_cell($cell, $header = 0) {
Dries Buytaert's avatar
   
Dries Buytaert committed
195
  if (is_array($cell)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
196
197
198
199
200
201
202
203
204
205
206
    $data = $cell["data"];
    foreach ($cell as $key => $value) {
      if ($key != "data")  {
        $attributes .= " $key=\"$value\"";
      }
    }
  }
  else {
    $data = $cell;
  }

Dries Buytaert's avatar
   
Dries Buytaert committed
207
  if ($header) {
Dries Buytaert's avatar
   
Dries Buytaert committed
208
209
210
211
212
213
214
215
216
217
218
    $output = "<th$attributes>$data</th>";
  }
  else {
    $output = "<td$attributes>$data</td>";
  }

  return $output;
}

function table($header, $rows) {

Dries Buytaert's avatar
   
Dries Buytaert committed
219
  $output .= "<table>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
220
221
222
223
224

  /*
  ** Emit the table header:
  */

Dries Buytaert's avatar
   
Dries Buytaert committed
225
226
227
228
229
  if (is_array($header)) {
    $output .= " <tr>";
    foreach ($header as $cell) {
      $output .= table_cell($cell, 1);
    }
Dries Buytaert's avatar
   
Dries Buytaert committed
230
    $output .= " </tr>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
231
232
233
234
235
236
  }

  /*
  ** Emit the table rows:
  */

Dries Buytaert's avatar
   
Dries Buytaert committed
237
238
239
240
241
242
243
244
  if (is_array($rows)) {
    foreach ($rows as $number => $row) {
      if ($number % 2 == 1) {
        $output .= " <tr class=\"light\">";
      }
      else {
        $output .= " <tr class=\"dark\">";
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
245

Dries Buytaert's avatar
   
Dries Buytaert committed
246
247
248
      foreach ($row as $cell) {
        $output .= table_cell($cell, 0);
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
249
      $output .= " </tr>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
250
251
252
    }
  }

Dries Buytaert's avatar
   
Dries Buytaert committed
253
  $output .= "</table>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
254
255
256
257

  return $output;
}

Kjartan Mannes's avatar
Kjartan Mannes committed
258
259
260
261
/**
 * Format a single result entry of a search query:
 *
 * @param $item  a single search result as returned by <module>_search of type
Dries Buytaert's avatar
   
Dries Buytaert committed
262
 *               array("count" => ..., "link" => ..., "title" => ...,
Kjartan Mannes's avatar
Kjartan Mannes committed
263
264
265
 *               "user" => ..., "date" => ..., "keywords" => ...)
 * @param $type  module type of this item
 */
Dries Buytaert's avatar
   
Dries Buytaert committed
266
function search_item($item, $type) {
Dries Buytaert's avatar
   
Dries Buytaert committed
267
268
269
270
271
272
273
274
275
276
277
278
279
280

  /*
  ** Modules may implement the "search_item" hook in order to overwrite
  ** the default function to display search results.
  */

  if (module_hook($type, "search_item")) {
    $output = module_invoke($type, "search_item", $item);
  }
  else {
    $output .= " <b>". $item["count"] ."&nbsp;&nbsp;<u><a href=\"". $item["link"] ."\">". $item["title"] ."</a></u></b><br />";
    $output .= " <small>$type ". ($item["user"] ? " - ". $item["user"] : "") ."". ($item["date"] ? " - ". format_date($item["date"], "small") : "") ."</small>";
    $output .= "<br /><br />";
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
281
282
283
284

  return $output;
}

Kjartan Mannes's avatar
Kjartan Mannes committed
285
286
287
288
/**
 * Render a generic search form.
 *
 * "Generic" means "universal usable" - that is, usable not only from
Dries Buytaert's avatar
   
Dries Buytaert committed
289
 * 'site.com/search', but also as a simple seach box (without
Dries Buytaert's avatar
   
Dries Buytaert committed
290
291
 * "Restrict search to", help text, etc) from theme's header etc.
 * This means: provide options to only conditionally render certain
Kjartan Mannes's avatar
Kjartan Mannes committed
292
293
 * parts of this form.
 *
Dries Buytaert's avatar
   
Dries Buytaert committed
294
 * @param $action  Form action. Defaults to 'site.com/search'.
Kjartan Mannes's avatar
Kjartan Mannes committed
295
 * @param $query   Query string. Defaults to global $keys.
Dries Buytaert's avatar
   
Dries Buytaert committed
296
 * @param $options != 0: Render additional form fields/text
Kjartan Mannes's avatar
Kjartan Mannes committed
297
298
 *                 ("Restrict search to", help text, etc).
 */
Dries Buytaert's avatar
   
Dries Buytaert committed
299
300
301
302
function search_form($action = 0, $query = 0, $options = 0) {
  global $keys;

  if (!$action) {
Dries Buytaert's avatar
   
Dries Buytaert committed
303
    $action = url("search");
Dries Buytaert's avatar
   
Dries Buytaert committed
304
305
306
307
308
309
  }

  if (!$query) {
    $query = $keys;
  }

Kjartan Mannes's avatar
Kjartan Mannes committed
310
311
  $output .= " <br /><input type=\"text\" size=\"50\" value=\"". check_form($keys) ."\" name=\"keys\" />";
  $output .= " <input type=\"submit\" value=\"". t("Search") ."\" />\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
312
313
314
315
316
317
318

  if ($options != 0) {
    $output .= "<br />";
    $output .= t("Restrict search to") .": ";

    foreach (module_list() as $name) {
      if (module_hook($name, "search")) {
Kjartan Mannes's avatar
Kjartan Mannes committed
319
        $output .= " <input type=\"checkbox\" name=\"edit[type][$name]\" ". ($edit["type"][$name] ? " checked=\"checked\"" : "") ." /> ". t($name);
Dries Buytaert's avatar
   
Dries Buytaert committed
320
321
322
323
      }
    }
  }

Kjartan Mannes's avatar
Kjartan Mannes committed
324
325
  $form .= "<br />";

Dries Buytaert's avatar
   
Dries Buytaert committed
326
327
328
329
  return form($output, "post", $action);
}

/*
Kjartan Mannes's avatar
Kjartan Mannes committed
330
331
 * Collect the search results:
 */
Dries Buytaert's avatar
   
Dries Buytaert committed
332
333
334
function search_data() {
  global $keys, $edit;

Dries Buytaert's avatar
   
Dries Buytaert committed
335
  if (isset($keys)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
336
337
    foreach (module_list() as $name) {
      if (module_hook($name, "search") && (!$edit["type"] || $edit["type"][$name]) && ($result = module_invoke($name, "search", check_query($keys)))) {
Kjartan Mannes's avatar
Kjartan Mannes committed
338
        if ($name == "node" || $name == "comment") {
Dries Buytaert's avatar
   
Dries Buytaert committed
339
          $output .= "<p><b>". t("Matching ". $name ."s ranked in order of relevance") .":</b></p>";
Kjartan Mannes's avatar
Kjartan Mannes committed
340
341
        }
        else {
Dries Buytaert's avatar
   
Dries Buytaert committed
342
          $output .= "<p><b>". t("Matching ". $name ."s") .":</b></p>";
Kjartan Mannes's avatar
Kjartan Mannes committed
343
        }
Dries Buytaert's avatar
   
Dries Buytaert committed
344
345
346
347
348
        foreach ($result as $entry) {
          $output .= search_item($entry, $name);
        }
      }
    }
Kjartan Mannes's avatar
Kjartan Mannes committed
349
    if (!$output) {
Dries Buytaert's avatar
   
Dries Buytaert committed
350
351
352
353
354
355
356
      $output .= t("Your search yielded no results.");
    }
  }

  return $output;
}

Kjartan Mannes's avatar
Kjartan Mannes committed
357
358
359
/**
 * Display the search form and the resulting data.
 *
Dries Buytaert's avatar
   
Dries Buytaert committed
360
 * @param $type    If set, search only nodes of this type.
Kjartan Mannes's avatar
Kjartan Mannes committed
361
 *                 Otherwise, search all types.
Dries Buytaert's avatar
   
Dries Buytaert committed
362
 * @param $action  Form action. Defaults to 'site.com/search'.
Kjartan Mannes's avatar
Kjartan Mannes committed
363
 * @param $query   Query string. Defaults to global $keys.
Dries Buytaert's avatar
   
Dries Buytaert committed
364
 * @param $options != 0: Render additional form fields/text
Kjartan Mannes's avatar
Kjartan Mannes committed
365
366
 *                 ("Restrict search to", help text, etc).
 */
Dries Buytaert's avatar
   
Dries Buytaert committed
367
368
369
function search_type($type = 0, $action = 0, $query = 0, $options = 0) {
  global $edit;

Dries Buytaert's avatar
   
Dries Buytaert committed
370
  if (isset($type)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
371
372
373
374
375
376
    $edit["type"][$type] = "on";
  }

  return search_form($action, $query, $options) . search_data();
}

Dries Buytaert's avatar
   
Dries Buytaert committed
377

Dries Buytaert's avatar
   
Dries Buytaert committed
378
379
function drupal_goto($url) {

Dries Buytaert's avatar
   
Dries Buytaert committed
380
381
382
  /*
  ** Translate &amp; to simply &
  */
Dries Buytaert's avatar
   
Dries Buytaert committed
383

Dries Buytaert's avatar
Dries Buytaert committed
384
  $url = str_replace("&amp;", "&amp;", $url);
Dries Buytaert's avatar
   
Dries Buytaert committed
385

Dries Buytaert's avatar
   
Dries Buytaert committed
386
387
388
389
390
  /*
  ** It is advised to use "drupal_goto()" instead of PHP's "header()" as
  ** "drupal_goto()" will append the user's session ID to the URI when PHP
  ** is compiled with "--enable-trans-sid".
  */
Dries Buytaert's avatar
   
Dries Buytaert committed
391
  if (!ini_get("session.use_trans_sid") || !session_id() || strstr($url, session_id())) {
Dries Buytaert's avatar
   
Dries Buytaert committed
392
393
394
    header("Location: $url");
  }
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
395
396
397
398
399
400
401
402
    $sid = session_name() . "=" . session_id();

    if (strstr($url, "?") && !strstr($url, $sid)) {
      header("Location: $url&". $sid);
    }
    else {
      header("Location: $url?". $sid);
    }
Dries Buytaert's avatar
   
Dries Buytaert committed
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
  }

  /*
  ** The "Location" header sends a REDIRECT status code to the http
  ** deamon.  In some cases this can go wrong, so we make sure none
  ** of the code /below/ gets executed when we redirect.
  */

  exit();
}

/*
** Stores the referer in a persistent variable:
*/

function referer_save() {
Dries Buytaert's avatar
   
Dries Buytaert committed
419
  global $referer, $HTTP_REFERER;
Dries Buytaert's avatar
   
Dries Buytaert committed
420

Dries Buytaert's avatar
   
Dries Buytaert committed
421
  if (!strstr($HTTP_REFERER, request_uri())) {
Dries Buytaert's avatar
   
Dries Buytaert committed
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
    $referer = $HTTP_REFERER;
    session_register("referer");
  }
}

/*
** Restores the referer from a persistent variable:
*/

function referer_load() {
  global $referer;

  if (session_is_registered("referer")) {
    return $referer;
  }
  else {
    return 0;
  }
}

function check_form($text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
443
  return htmlspecialchars($text);
Dries Buytaert's avatar
   
Dries Buytaert committed
444
445
}

Dries Buytaert's avatar
   
Dries Buytaert committed
446
function check_query($text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
447
  return addslashes($text);
Dries Buytaert's avatar
   
Dries Buytaert committed
448
449
}

Dries Buytaert's avatar
   
Dries Buytaert committed
450
function check_input($text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
451
  return addslashes($text);
Dries Buytaert's avatar
   
Dries Buytaert committed
452
453
454
}

function filter($text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
455
456
457
458
459
460
461
462

  foreach (module_list() as $name) {
    if (module_hook($name, "filter")) {
      $text = module_invoke($name, "filter", $text);
    }
  }

  return $text;
Dries Buytaert's avatar
   
Dries Buytaert committed
463
464
}

Dries Buytaert's avatar
   
Dries Buytaert committed
465
466
467
468
469
function rewrite_old_urls($text) {

  /*
  ** This is a *temporary* filter to rewrite old-style URLs to new-style
  ** URLs (clean URLs).  Currently, URLs are being rewritten dynamically
Dries Buytaert's avatar
   
Dries Buytaert committed
470
471
  ** (ie. "on output"), however when these rewrite rules have been tested
  ** enough, we will use them to permanently rewrite the links in node
Dries Buytaert's avatar
   
Dries Buytaert committed
472
473
474
  ** and comment bodies.
  */

Dries Buytaert's avatar
   
Dries Buytaert committed
475
  if (variable_get("clean_url", "0") == "0") {
Dries Buytaert's avatar
   
Dries Buytaert committed
476
    // rewrite 'node.php?id=<number>[&cid=<number>]' style URLs:
Dries Buytaert's avatar
   
Dries Buytaert committed
477
    $text = eregi_replace("(node)\.php\?id=([[:digit:]]+)(&cid=)?([[:digit:]]*)", "?q=\\1/view/\\2/\\4", $text);
Dries Buytaert's avatar
   
Dries Buytaert committed
478

Dries Buytaert's avatar
   
Dries Buytaert committed
479
    // rewrite 'module.php?mod=<name>{&<op>=<value>}' style URLs:
Dries Buytaert's avatar
   
Dries Buytaert committed
480
481
482
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))", "?q=\\2/\\4/\\6" , $text);
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))", "?q=\\2/\\4" , $text);
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))", "?q=\\2" , $text);
Dries Buytaert's avatar
   
Dries Buytaert committed
483
484
485
  }
  else {
    // rewrite 'node.php?id=<number>[&cid=<number>]' style URLs:
Dries Buytaert's avatar
   
Dries Buytaert committed
486
    $text = eregi_replace("(node)\.php\?id=([[:digit:]]+)(&cid=)?([[:digit:]]*)", "\\1/view/\\2/\\4", $text);
Dries Buytaert's avatar
   
Dries Buytaert committed
487
488

    // rewrite 'module.php?mod=<name>{&<op>=<value>}' style URLs:
Dries Buytaert's avatar
   
Dries Buytaert committed
489
490
491
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))", "\\2/\\4/\\6" , $text);
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))(&?[[:alpha:]]+=([[:alnum:]]+))", "\\2/\\4" , $text);
    $text = ereg_replace("module\.php\?(&?[[:alpha:]]+=([[:alnum:]]+))", "\\2" , $text);
Dries Buytaert's avatar
   
Dries Buytaert committed
492
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
493

Dries Buytaert's avatar
   
Dries Buytaert committed
494
495
496
  return $text;
}

Dries Buytaert's avatar
   
Dries Buytaert committed
497
function check_output($text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
498
  if (isset($text)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
499
500
501
502

    // temporary: for development purpose
    $text = rewrite_old_urls($text);

Dries Buytaert's avatar
   
Dries Buytaert committed
503
    if (strip_tags($text, "<a><i><b><u><tt><code><cite><strong><img>") == $text) {
Dries Buytaert's avatar
   
Dries Buytaert committed
504
505
506
507
508
509
510
511
      $text = nl2br($text);
    }
  }
  else {
    $text = message_na();
  }

  return $text;
Dries Buytaert's avatar
   
Dries Buytaert committed
512
513
514
515
516
517
518
519
520
521
522
}

function check_file($filename) {
  if (is_uploaded_file($filename)) {
    return 1;
  }
  else {
    return 0;
  }
}

Dries Buytaert's avatar
   
Dries Buytaert committed
523
524
525
function format_rss_channel($title, $link, $description, $items, $language = "en", $args = array()) {
  // arbitrary elements may be added using the $args associative array

Dries Buytaert's avatar
   
Dries Buytaert committed
526
527
528
529
530
  $output .= "<channel>\n";
  $output .= " <title>". htmlentities(strip_tags($title)) ."</title>\n";
  $output .= " <link>". htmlentities(strip_tags($link)) ."</link>\n";
  $output .= " <description>". htmlentities($description) ."</description>\n";
  $output .= " <language>". htmlentities(strip_tags($language)) ."</language>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
531
  foreach ($args as $key => $value) {
532
    $output .= "<$key>". htmlentities(strip_tags($value)) ."</$key>";
Dries Buytaert's avatar
   
Dries Buytaert committed
533
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
534
535
536
537
538
539
  $output .= $items;
  $output .= "</channel>\n";

  return $output;
}

Dries Buytaert's avatar
   
Dries Buytaert committed
540
541
542
function format_rss_item($title, $link, $description, $args = array()) {
  // arbitrary elements may be added using the $args associative array

Dries Buytaert's avatar
   
Dries Buytaert committed
543
544
545
  $output .= "<item>\n";
  $output .= " <title>". htmlentities(strip_tags($title)) ."</title>\n";
  $output .= " <link>". htmlentities(strip_tags($link)) ."</link>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
546
  $output .= " <description>". htmlentities(check_output($description)) ."</description>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
547
  foreach ($args as $key => $value) {
548
    $output .= "<$key>". htmlentities(strip_tags($value)) ."</$key>";
Dries Buytaert's avatar
   
Dries Buytaert committed
549
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
550
551
552
553
554
  $output .= "</item>\n";

  return $output;
}

Dries Buytaert's avatar
   
Dries Buytaert committed
555
556
557
558
559
560
561
562
563
564
565
566
567
568
/**
 * Formats a string with a count of items so that the string is pluralized
 * correctly.
 * format_plural calls t() by itself, make sure not to pass already localized
 * strings to it.
 *
 * @param $count    The item count to display.
 * @param $singular The string for the singular case. Please make sure it's clear
 *                  this is singular, to ease translation. ("1 new comment" instead of
 *                  "1 new").
 * @param $plural   The string for the plrual case. Please make sure it's clear
 *                  this is plural, to ease translation. Use %count in places of the
 *                  item count, as in "%count new comments".
 */
Dries Buytaert's avatar
   
Dries Buytaert committed
569
function format_plural($count, $singular, $plural) {
Dries Buytaert's avatar
   
Dries Buytaert committed
570
  return t($count == 1 ? $singular : $plural, array("%count" => $count));
Dries Buytaert's avatar
   
Dries Buytaert committed
571
572
573
}

function format_size($size) {
Dries Buytaert's avatar
   
Dries Buytaert committed
574
  $suffix = t("bytes");
Dries Buytaert's avatar
   
Dries Buytaert committed
575
576
  if ($size > 1024) {
    $size = round($size / 1024, 2);
Dries Buytaert's avatar
   
Dries Buytaert committed
577
    $suffix = t("KB");
Dries Buytaert's avatar
   
Dries Buytaert committed
578
579
580
  }
  if ($size > 1024) {
    $size = round($size / 1024, 2);
Dries Buytaert's avatar
   
Dries Buytaert committed
581
    $suffix = t("MB");
Dries Buytaert's avatar
   
Dries Buytaert committed
582
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
583
  return t("%size %suffix", array("%size" => $size, "%suffix" => $suffix));
Dries Buytaert's avatar
   
Dries Buytaert committed
584
585
}

Dries Buytaert's avatar
   
Dries Buytaert committed
586
function cache_get($key) {
Dries Buytaert's avatar
   
Dries Buytaert committed
587
588
589
  $cache = db_fetch_object(db_query("SELECT data, created FROM cache WHERE cid = '%s'", $key));
  $created = $cache->created;
  return $cache->data ? $cache : 0;
Dries Buytaert's avatar
   
Dries Buytaert committed
590
591
592
}

function cache_set($cid, $data, $expire = 0) {
Dries Buytaert's avatar
   
Dries Buytaert committed
593
  if (db_fetch_object(db_query("SELECT cid FROM cache WHERE cid = '%s'", $cid))) {
Dries Buytaert's avatar
   
Dries Buytaert committed
594
    db_query("UPDATE cache SET data = '%s', created = %d, expire = %d WHERE cid = '%s'", $data, time(), $expire, $cid);
Dries Buytaert's avatar
   
Dries Buytaert committed
595
596
  }
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
597
    db_query("INSERT INTO cache (cid, data, created, expire) VALUES('%s', '%s', %d, %d)", $cid, $data, time(), $expire);
Dries Buytaert's avatar
   
Dries Buytaert committed
598
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
599
600
}

Dries Buytaert's avatar
   
Dries Buytaert committed
601
602
function cache_clear_all($cid = NULL) {
  if (empty($cid)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
603
    db_query("DELETE FROM cache WHERE expire <> 0");
Dries Buytaert's avatar
   
Dries Buytaert committed
604
605
606
607
  }
  else {
    db_query("DELETE FROM cache WHERE cid = '%s'", $cid);
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
608
609
}

Dries Buytaert's avatar
   
Dries Buytaert committed
610
611
612
613
614
615
616
function cache_clear_old($cid = NULL) {
  if (empty($cid)) {
    db_query("DELETE FROM cache WHERE expire < ". time() ." AND expire > 0");
  }
  else {
    db_query("DELETE FROM cache WHERE cid = '%s' AND expire < %s AND expire > 0", $cid, time());
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
617
618
619
}

function page_set_cache() {
Dries Buytaert's avatar
   
Dries Buytaert committed
620
  global $user, $REQUEST_METHOD;
Dries Buytaert's avatar
   
Dries Buytaert committed
621
622

  if (!$user->uid && $REQUEST_METHOD == "GET") {
Dries Buytaert's avatar
   
Dries Buytaert committed
623
    if ($data = ob_get_contents()) {
Dries Buytaert's avatar
   
Dries Buytaert committed
624
      cache_set(request_uri(), $data, (time() + variable_get("cache_clear", 120)));
Dries Buytaert's avatar
   
Dries Buytaert committed
625
626
627
628
    }
  }
}

Dries Buytaert's avatar
   
Dries Buytaert committed
629
function page_get_cache() {
Dries Buytaert's avatar
   
Dries Buytaert committed
630
  global $user, $REQUEST_METHOD;
Dries Buytaert's avatar
   
Dries Buytaert committed
631
632

  if (!$user->uid && $REQUEST_METHOD == "GET") {
Dries Buytaert's avatar
   
Dries Buytaert committed
633
    if ($cache = cache_get(request_uri())) {
Dries Buytaert's avatar
   
Dries Buytaert committed
634
      cache_clear_old();
Dries Buytaert's avatar
   
Dries Buytaert committed
635
636
637
    }
    else {
      ob_start();
Dries Buytaert's avatar
   
Dries Buytaert committed
638
639
    }
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
640

Dries Buytaert's avatar
   
Dries Buytaert committed
641
  return $cache;
Dries Buytaert's avatar
   
Dries Buytaert committed
642
643
644
}

function format_interval($timestamp) {
Dries Buytaert's avatar
   
Dries Buytaert committed
645
  $units = array("1 year|%count years" => 31536000, "1 week|%count weeks" => 604800, "1 day|%count days" => 86400, "1 hour|%count hours" => 3600, "1 min|%count min" => 60, "1 sec|%count sec" => 1);
Kjartan Mannes's avatar
Kjartan Mannes committed
646
  foreach ($units as $key=>$value) {
Dries Buytaert's avatar
   
Dries Buytaert committed
647
648
649
650
651
652
    $key = explode("|", $key);
    if ($timestamp >= $value) {
      $output .= ($output ? " " : "") . format_plural(floor($timestamp / $value), $key[0], $key[1]);
      $timestamp %= $value;
    }
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
653
  return ($output) ? $output : t("0 sec");
Dries Buytaert's avatar
   
Dries Buytaert committed
654
655
656
657
658
}

function format_date($timestamp, $type = "medium", $format = "") {
  global $user;

Kjartan Mannes's avatar
Kjartan Mannes committed
659
  $timestamp += ($user->timezone) ? $user->timezone - date("Z") : 0;
Dries Buytaert's avatar
   
Dries Buytaert committed
660
661
662

  switch ($type) {
    case "small":
Dries Buytaert's avatar
   
Dries Buytaert committed
663
      $date = date(variable_get("date_format", "m/d/Y - H:i"), $timestamp);
Dries Buytaert's avatar
   
Dries Buytaert committed
664
665
      break;
    case "medium":
666
      $date = date(variable_get("date_format_medium", "D, m/d/Y - H:i"), $timestamp);
Dries Buytaert's avatar
   
Dries Buytaert committed
667
668
      break;
    case "large":
669
      $date = date(variable_get("date_format_long", "l, F j, Y - H:i"), $timestamp);
Dries Buytaert's avatar
   
Dries Buytaert committed
670
671
672
673
      break;
    case "custom":
      for ($i = strlen($format); $i >= 0; $c = $format[--$i]) {
        if (strstr("DFlMSw", $c)) {
674
          $date = t(date($c, $timestamp)) . $date;
Dries Buytaert's avatar
   
Dries Buytaert committed
675
        }
676
677
        else if (strstr("AaBdgGhHiIjLmnrstTUWYyZz", $c)) {
          $date = date($c, $timestamp) . $date;
Dries Buytaert's avatar
   
Dries Buytaert committed
678
679
        }
        else {
Kjartan Mannes's avatar
Kjartan Mannes committed
680
          $date = $c.$date;
Dries Buytaert's avatar
   
Dries Buytaert committed
681
682
683
684
        }
      }
      break;
    default:
685
      $date = date(variable_get("date_format_medium", "l, m/d/Y - H:i"), $timestamp);
Dries Buytaert's avatar
   
Dries Buytaert committed
686
687
688
689
690
691
692
  }
  return $date;
}

function format_name($object) {

  if ($object->uid && $object->name) {
Dries Buytaert's avatar
   
Dries Buytaert committed
693
    if (arg(0) == "admin") {
Dries Buytaert's avatar
   
Dries Buytaert committed
694
      $output = l($object->name, "admin/user/edit/$object->uid", array("title" => t("Administer user profile.")));
Dries Buytaert's avatar
   
Dries Buytaert committed
695
696
    }
    else {
Dries Buytaert's avatar
   
Dries Buytaert committed
697
      $output = l($object->name, "user/view/$object->uid", array("title" => t("View user profile.")));
Dries Buytaert's avatar
   
Dries Buytaert committed
698
    }
Dries Buytaert's avatar
   
Dries Buytaert committed
699
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
700
701
702
703
704
705
706
707
708
709
  else if ($object->name) {
    /*
    ** Sometimes modules display content composed by people who are
    ** not registers members of the site (i.e. mailing list or news
    ** aggregator modules).  This clause enables modules to display
    ** the true author of the content.
    */

    $output = $object->name;
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
710
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
711
    $output = t(variable_get(anonymous, "Anonymous"));
Dries Buytaert's avatar
   
Dries Buytaert committed
712
713
  }

Dries Buytaert's avatar
   
Dries Buytaert committed
714
  return $output;
Dries Buytaert's avatar
   
Dries Buytaert committed
715
716
717
}

function form($form, $method = "post", $action = 0, $options = 0) {
718
  return "<form action=\"". ($action ? $action : htmlentities(request_uri())) ."\" method=\"$method\"". ($options ? " $options" : "") .">\n$form</form>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
719
720
721
}

function form_item($title, $value, $description = 0) {
722
  return "<p>". ($title ? "<b>$title:</b><br />" : "") . $value . ($description ? "<br /><small><i>$description</i></small>" : "") ."</p>\n";
Dries Buytaert's avatar
   
Dries Buytaert committed
723
724
}

725
726
function form_checkbox($title, $name, $value = 1, $checked = 0, $description = 0) {
  return form_item(0, "<input type=\"checkbox\" name=\"edit[$name]\" value=\"". $value ."\"". ($checked ? " checked=\"checked\"" : "") ." /> $title", $description);
Dries Buytaert's avatar
   
Dries Buytaert committed
727
728
729
730
731
732
733
734
735
736
737
738
739
740
}

function form_textfield($title, $name, $value, $size, $maxlength, $description = 0) {
  return form_item($title, "<input maxlength=\"$maxlength\" name=\"edit[$name]\" size=\"$size\" value=\"". check_form($value) ."\" />", $description);
}

function form_password($title, $name, $value, $size, $maxlength, $description = 0) {
  return form_item($title, "<input type=\"password\" maxlength=\"$maxlength\" name=\"edit[$name]\" size=\"$size\" value=\"". check_form($value) ."\" />", $description);
}

function form_textarea($title, $name, $value, $cols, $rows, $description = 0) {
  return form_item($title, "<textarea wrap=\"virtual\" cols=\"$cols\" rows=\"$rows\" name=\"edit[$name]\">". check_form($value) ."</textarea>", $description);
}

Dries Buytaert's avatar
   
Dries Buytaert committed
741
function form_select($title, $name, $value, $options, $description = 0, $extra = 0, $multiple = 0) {
Dries Buytaert's avatar
   
Dries Buytaert committed
742
  if (count($options) > 0) {
Kjartan Mannes's avatar
Kjartan Mannes committed
743
    foreach ($options as $key=>$choice) {
744
      $select .= "<option value=\"$key\"". (is_array($value) ? (in_array($key, $value) ? " selected=\"selected\"" : "") : ($value == $key ? " selected=\"selected\"" : "")) .">". check_form($choice) ."</option>";
Dries Buytaert's avatar
   
Dries Buytaert committed
745
    }
Kjartan Mannes's avatar
Kjartan Mannes committed
746
    return form_item($title, "<select name=\"edit[$name]". ($multiple ? "[]" : "") ."\"". ($multiple ? " multiple " : "") . ($extra ? " $extra" : "") .">$select</select>", $description);
Dries Buytaert's avatar
   
Dries Buytaert committed
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
  }
}

function form_file($title, $name, $size, $description = 0) {
  return form_item($title, "<input type=\"file\" name=\"edit[$name]\" size=\"$size\" />\n", $description);
}

function form_hidden($name, $value) {
  return "<input type=\"hidden\" name=\"edit[$name]\" value=\"". check_form($value) ."\" />\n";
}

function form_submit($value) {
  return "<input type=\"submit\" name=\"op\" value=\"". check_form($value) ."\" />\n";
}

Dries Buytaert's avatar
   
Dries Buytaert committed
762
763
764
765
766
767
768
769
function form_weight($title = NULL, $name = "weight", $value = 0, $delta = 10, $description = 0, $extra = 0) {
  for ($n = (-1*$delta); $n <= $delta; $n++) {
    $weights[$n] = $n;
  }

  return form_select($title, $name, $value, $weights, $description, $extra);
}

Dries Buytaert's avatar
   
Dries Buytaert committed
770
function url($url = NULL, $query = NULL) {
Dries Buytaert's avatar
   
Dries Buytaert committed
771
  global $base_url;
Dries Buytaert's avatar
   
Dries Buytaert committed
772

Dries Buytaert's avatar
   
Dries Buytaert committed
773
  if (variable_get("clean_url", "0") == "0") {
Dries Buytaert's avatar
   
Dries Buytaert committed
774
775
    if (isset($url)) {
      if (isset($query)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
776
        return "$base_url/?q=$url&amp;$query";
Dries Buytaert's avatar
   
Dries Buytaert committed
777
778
      }
      else {
Dries Buytaert's avatar
   
Dries Buytaert committed
779
        return "$base_url/?q=$url";
Dries Buytaert's avatar
   
Dries Buytaert committed
780
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
781
782
    }
    else {
Dries Buytaert's avatar
   
Dries Buytaert committed
783
      if (isset($query)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
784
        return "$base_url/?$query";
Dries Buytaert's avatar
   
Dries Buytaert committed
785
786
      }
      else {
Dries Buytaert's avatar
   
Dries Buytaert committed
787
        return "$base_url/";
Dries Buytaert's avatar
   
Dries Buytaert committed
788
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
789
790
791
    }
  }
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
792
793
    if (isset($url)) {
      if (isset($query)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
794
        return "$base_url/$url?$query";
Dries Buytaert's avatar
   
Dries Buytaert committed
795
796
      }
      else {
Dries Buytaert's avatar
   
Dries Buytaert committed
797
        return "$base_url/$url";
Dries Buytaert's avatar
   
Dries Buytaert committed
798
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
799
    }
Dries Buytaert's avatar
   
Dries Buytaert committed
800
    else {
Dries Buytaert's avatar
   
Dries Buytaert committed
801
      if (isset($query)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
802
        return "$base_url/?$query";
Dries Buytaert's avatar
   
Dries Buytaert committed
803
804
      }
      else {
Dries Buytaert's avatar
   
Dries Buytaert committed
805
        return "$base_url/";
Dries Buytaert's avatar
   
Dries Buytaert committed
806
      }
Dries Buytaert's avatar
   
Dries Buytaert committed
807
    }
Dries Buytaert's avatar
   
Dries Buytaert committed
808
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
809
810
}

Dries Buytaert's avatar
   
Dries Buytaert committed
811
function l($text, $url, $attributes = array(), $query = NULL) {
Dries Buytaert's avatar
   
Dries Buytaert committed
812

Dries Buytaert's avatar
   
Dries Buytaert committed
813
814
815
816
  $t = array();
  foreach ($attributes as $key => $value) {
    $t[] = "$key=\"$value\"";
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
817
818

  return "<a href=\"". url($url, $query) ."\" ". implode($t, " ") .">$text</a>";
Dries Buytaert's avatar
   
Dries Buytaert committed
819
820
}

Dries Buytaert's avatar
   
Dries Buytaert committed
821
function field_get($string, $name) {
Dries Buytaert's avatar
Dries Buytaert committed
822
  ereg(",$name=([^,]+)", ", $string", $regs);
Dries Buytaert's avatar
   
Dries Buytaert committed
823
824
825
826
827
  return $regs[1];
}

function field_set($string, $name, $value) {
  $rval = ereg_replace(",$name=[^,]+", "", ",$string");
Dries Buytaert's avatar
   
Dries Buytaert committed
828
  if (isset($value)) {
Kjartan Mannes's avatar
Kjartan Mannes committed
829
830
    $rval .= ($rval == "," ? "" : ",") ."$name=$value";
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
831
832
833
834
  return substr($rval, 1);
}

function link_page() {
Dries Buytaert's avatar
   
Dries Buytaert committed
835
  global $custom_links, $base_url;
Dries Buytaert's avatar
   
Dries Buytaert committed
836

837
838
839
840
  if (is_array($custom_links)) {
    return $custom_links;
  }
  else {
Dries Buytaert's avatar
   
Dries Buytaert committed
841
    $links = module_invoke_all("link", "page");
Dries Buytaert's avatar
   
Dries Buytaert committed
842
    array_unshift($links, "<a href=\"$base_url\" title=\"". t("Return to the main page.") ."\">". t("home") ."</a>");
843
    return $links;
Dries Buytaert's avatar
   
Dries Buytaert committed
844
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
845
}
Dries Buytaert's avatar
   
Dries Buytaert committed
846
847

function link_node($node, $main = 0) {
Dries Buytaert's avatar
   
Dries Buytaert committed
848
  return module_invoke_all("link", "node", $node, $main);
Dries Buytaert's avatar
   
Dries Buytaert committed
849
850
851
852
}

function timer_start() {
  global $timer;
Dries Buytaert's avatar
   
Dries Buytaert committed
853
854
  list($usec, $sec) = explode(" ", microtime());
  $timer = (float)$usec + (float)$sec;
Dries Buytaert's avatar
   
Dries Buytaert committed
855
856
}

Dries Buytaert's avatar
   
Dries Buytaert committed
857
858
859
860
861
function query_print() {
  global $queries;
  print "<pre>";
  print_r($queries);
  print "</pre>";
Dries Buytaert's avatar
   
Dries Buytaert committed
862
863
864
865
866
867
868
869
}

function page_header() {
  if (variable_get("dev_timer", 0)) {
    timer_start();
  }

  if (variable_get("cache", 0)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
870
871
872
873
    if ($cache = page_get_cache()) {
      $date = gmdate("D, d M Y H:i:s", $cache->created) ." GMT";
      header("Last-Modified: $date");
      header("ETag: \"$date\"");
874
875
876
877
878
879
      if (function_exists("getallheaders") && $headers = getallheaders()) {
        /*
        ** Notice that the above is an optional Apache-ism so for the
        ** time being we don't send 304 headers when "getallheaders()"
        ** is not supported (eg. on IIS webservers).
        */
Dries Buytaert's avatar
   
Dries Buytaert committed
880
881
882
883
884
885
        if ($headers["If-Modified-Since"] == $date && $headers["If-None-Match"] == "\"$date\"") {
          header("HTTP/1.0 304 Not Modified");
          exit();
        }
      }
      print $cache->data;
Dries Buytaert's avatar
   
Dries Buytaert committed
886
887
888
889
890
891
      exit();
    }
  }
}

function page_footer() {
Dries Buytaert's avatar
   
Dries Buytaert committed
892

Dries Buytaert's avatar
   
Dries Buytaert committed
893
  if (variable_get("cache", 0)) {
Dries Buytaert's avatar
   
Dries Buytaert committed
894
    page_set_cache();
Dries Buytaert's avatar
   
Dries Buytaert committed
895
  }
Dries Buytaert's avatar
   
Dries Buytaert committed
896
897
898
899

  // a hook for modules where modules may take action at the end of a request
  // good uses include setting a cache, page logging, etc.
  module_invoke_all("exit");
Dries Buytaert's avatar
   
Dries Buytaert committed
900
901
902
}

unset($conf);
Dries Buytaert's avatar
   
Dries Buytaert committed
903

904
905
$config = conf_init();

Dries Buytaert's avatar
   
Dries Buytaert committed
906
907
908
909
include_once "includes/$config.php";
include_once "includes/database.inc";
include_once "includes/module.inc";
include_once "includes/theme.inc";
Dries Buytaert's avatar
   
Dries Buytaert committed
910
include_once "includes/pager.inc";
Dries Buytaert's avatar
   
Dries Buytaert committed
911
include_once "includes/menu.inc";
Dries Buytaert's avatar
   
Dries Buytaert committed
912

913
914
915
916
if (!function_exists("xmlrpc_decode")) {
  include_once "includes/xmlrpc.inc";
}

917
918
// initialize configuration variables, using values from conf.php if available:
$conf = variable_init(isset($conf) ? $conf : array());
Dries Buytaert's avatar
   
Dries Buytaert committed
919

Dries Buytaert's avatar
   
Dries Buytaert committed
920
921
922
// set error handler:
set_error_handler("error_handler");

Dries Buytaert's avatar
   
Dries Buytaert committed
923
924
925
926
927
928
// initialize localization system:
$locale = locale_init();

// initialize theme:
$theme = theme_init();

Dries Buytaert's avatar
   
Dries Buytaert committed
929
930
931
// initialize installed modules:
module_init();

Dries Buytaert's avatar
   
Dries Buytaert committed
932
?>