60  * Returns the parsed Wikitext in XHTML for the given id and revision.
65  * @param string $id page id
74 function p_wiki_xhtml($id, $rev = '', $excuse = true, $date_at = '')  argument
76     $file = wikiFN($id, $rev);
79     //ensure $id is in global $ID (needed for parsing)
80     global $ID;
81     $keep = $ID;
82     $ID = $id;
87 …  $ret = p_render('xhtml', p_get_instructions(io_readWikiPage($file, $id, $rev)), $info, $date_at);
92         $ret = p_cached_output($file, 'xhtml', $id);
95         $changelog = new PageChangeLog($id);
103     //restore ID (just in case)
104     $ID = $keep;
112  * @param string $id page id
117 function p_locale_xhtml($id)  argument
120     $data = ['id' => $id, 'html' => ''];
124         $data['html'] = p_cached_output(localeFN($data['id']));
136  * @param string $id page id
142 function p_cached_output($file, $format = 'xhtml', $id = '')  argument
146     $cache = new CacheRenderer($id, $file, $format);
153         $parsed = p_render($format, p_cached_instructions($file, false, $id), $info);
177  * @param string $id page id
182 function p_cached_instructions($file, $cacheonly = false, $id = '')  argument
187     $cache = new CacheInstructions($id, $file);
193         $ins = p_get_instructions(io_readWikiPage($file, $id));
235  * @param string $id The id of the page the metadata should be returned from
247 function p_get_metadata($id, $key = '', $render = METADATA_RENDER_USING_CACHE)  argument
249     global $ID;
258     $cache = ($ID == $id);
259     $meta = p_read_metadata($id, $cache);
271 …recursion && $render != METADATA_DONT_RENDER && !isset($rendered_pages[$id]) && page_exists($id)) {
274         $cachefile = new CacheRenderer($id, wikiFN($id), 'metadata');
279                 $pagefn = wikiFN($id);
280                 $metafn = metaFN($id, '.meta');
291                 $rendered_pages[$id] = true;
294             $meta = p_render_metadata($id, $meta);
296             if ($meta == $old_meta || p_save_metadata($id, $meta)) {
325  * @param string $id is the ID of a wiki page
335 function p_set_metadata($id, $data, $render = false, $persistent = true)  argument
339     global $ID, $METADATA_RENDERERS;
342     if (isset($METADATA_RENDERERS[$id])) {
343         $orig =& $METADATA_RENDERERS[$id];
347         $cache = ($ID == $id);
348         $orig = p_read_metadata($id, $cache);
351         $meta = $render ? p_render_metadata($id, $orig) : $orig;
402     if (isset($METADATA_RENDERERS[$id])) {
404         $METADATA_RENDERERS[$id]['current'] = $meta['current'];
405         $METADATA_RENDERERS[$id]['persistent'] = $meta['persistent'];
408         return p_save_metadata($id, $meta);
416  * @param string $id page id
421 function p_purge_metadata($id)  argument
423     $meta = p_read_metadata($id);
431     return p_save_metadata($id, $meta);
435  * read the metadata from source/cache for $id
438  * @param string $id absolute wiki page id
446 function p_read_metadata($id, $cache = false)  argument
450     if (isset($cache_metadata[(string)$id])) return $cache_metadata[(string)$id];
452     $file = metaFN($id, '.meta');
458         $cache_metadata[(string)$id] = $meta;
467  * @param string $id absolute wiki page id
472 function p_save_metadata($id, $meta)  argument
477     if (isset($cache_metadata[$id])) $cache_metadata[$id] = $meta;
478     if (!empty($INFO) && isset($INFO['id']) && ($id == $INFO['id'])) {
482     return io_saveFile(metaFN($id, '.meta'), serialize($meta));
488  * @param string $id page id
494 function p_render_metadata($id, $orig)  argument
496     // make sure the correct ID is in global ID
497     global $ID, $METADATA_RENDERERS;
499     // avoid recursive rendering processes for the same id
500     if (isset($METADATA_RENDERERS[$id])) {
505     $METADATA_RENDERERS[$id] =& $orig;
507     $keep = $ID;
508     $ID = $id;
511     $orig['page'] = $id;
515         $instructions = p_cached_instructions(wikiFN($id), false, $id);
517             $ID = $keep;
518             unset($METADATA_RENDERERS[$id]);
538     $ID = $keep;
539     unset($METADATA_RENDERERS[$id]);
647  * @param string $id dokuwiki page id
659 function p_get_first_heading($id, $render = METADATA_RENDER_USING_SIMPLE_CACHE)  argument
661     return p_get_metadata(cleanID($id), 'title', $render);