PHP metaFN函数代码示例

 public function tearDown()
 {
     foreach ($this->ids as $id) {
         saveWikiText($id, '', 'deleted in tearDown()');
         @unlink(metaFN($id, '.meta'));
     }
 }

 /**
  * Handle the match
  */
 function handle($match, $state, $pos, &$handler)
 {
     global $ID;
     global $ACT;
     // don't show linkback section on blog mainpages
     if (defined('IS_BLOG_MAINPAGE')) {
         return false;
     }
     // don't allow usage of syntax in comments
     if (isset($_REQUEST['comment'])) {
         return false;
     }
     // get linkback meta file name
     $file = metaFN($ID, '.linkbacks');
     $data = array('send' => false, 'receive' => false, 'display' => false, 'sentpings' => array(), 'receivedpings' => array(), 'number' => 0);
     if (@file_exists($file)) {
         $data = unserialize(io_readFile($file, false));
     }
     if ($match == '~~LINKBACK~~') {
         $data['receive'] = true;
         $data['display'] = true;
     } else {
         if ($match == '~~LINKBACK:off~~') {
             $data['receive'] = false;
             $data['display'] = false;
         } else {
             $data['receive'] = false;
             $data['display'] = true;
         }
     }
     io_saveFile($file, serialize($data));
 }

 /**
  * Handle the match
  */
 function handle($match, $state, $pos, &$handler)
 {
     global $ID, $ACT;
     // strip markup
     $match = substr($match, 12, -2);
     // split title (if there is one)
     list($match, $title) = explode('|', $match, 2);
     // assign discussion state
     if ($match == ':off') {
         $status = 0;
     } else {
         if ($match == ':closed') {
             $status = 2;
         } else {
             $status = 1;
         }
     }
     if ($ACT == 'preview') {
         return;
     }
     // get discussion meta file name
     $file = metaFN($ID, '.comments');
     $data = array();
     if (@file_exists($file)) {
         $data = unserialize(io_readFile($file, false));
     }
     $data['title'] = $title;
     $data['status'] = $status;
     io_saveFile($file, serialize($data));
     return $status;
 }

 function handle_approve(&$event, $param)
 {
     global $ID, $REV, $INFO;
     if ($event->data == 'show' && isset($_GET['approve'])) {
         if (!$this->can_approve()) {
             return;
         }
         //change last commit comment to Approved
         $meta = p_read_metadata($ID);
         $meta[current][last_change][sum] = $meta[persistent][last_change][sum] = APPROVED;
         $meta[current][last_change][user] = $meta[persistent][last_change][user] = $INFO[client];
         if (!array_key_exists($INFO[client], $meta[current][contributor])) {
             $meta[current][contributor][$INFO[client]] = $INFO[userinfo][name];
             $meta[persistent][contributor][$INFO[client]] = $INFO[userinfo][name];
         }
         p_save_metadata($ID, $meta);
         //update changelog
         //remove last line from file
         $changelog_file = metaFN($ID, '.changes');
         $changes = file($changelog_file, FILE_SKIP_EMPTY_LINES);
         $lastLogLine = array_pop($changes);
         $info = parseChangelogLine($lastLogLine);
         $info[user] = $INFO[client];
         $info[sum] = APPROVED;
         $logline = implode("\t", $info) . "\n";
         array_push($changes, $logline);
         io_saveFile($changelog_file, implode('', $changes));
         header('Location: ?id=' . $ID);
     }
 }

 function __construct()
 {
     $ip = $_SERVER['REMOTE_ADDR'];
     if ($this->is_excluded($ip, true)) {
         exit("403: Not Available");
     }
     $this->ipaddr = $ip;
     $today = getdate();
     $ns_prefix = "quickstats:";
     $ns = $ns_prefix . $today['mon'] . '_' . $today['year'] . ':';
     $this->page_file = metaFN($ns . 'pages', '.ser');
     $this->ua_file = metaFN($ns . 'ua', '.ser');
     $this->ip_file = metaFN($ns . 'ip', '.ser');
     $this->misc_data_file = metaFN($ns . 'misc_data', '.ser');
     $this->qs_file = metaFN($ns . 'qs_data', '.ser');
     $this->page_users_file = metaFN($ns . 'page_users', '.ser');
     $this->page_totals_file = metaFN($ns_prefix . 'page_totals', '.ser');
     $this->year_month = $today['mon'] . '_' . $today['year'];
     if (preg_match('/WINNT/i', PHP_OS)) {
         $this->SEP = '\\';
     }
     $this->show_date = $this->getConf('show_date');
     $this->dw_tokens = array('do', 'sectok', 'page', 's[]', 'id', 'rev', 'idx');
     $conf_tokens = $this->getConf('xcl_name_val');
     if (!empty($conf_tokens)) {
         $conf_tokens = explode(',', $conf_tokens);
         if (!empty($conf_tokens)) {
             $this->dw_tokens = array_merge($this->dw_tokens, $conf_tokens);
         }
     }
     $this->helper = $this->loadHelper('quickstats', true);
 }

 function __construct()
 {
     $this->script_file = metaFN('epub:cache', '.ser');
     $this->cache = unserialize(io_readFile($this->script_file, false));
     if (!$this->cache) {
         $this->cache = array();
     }
 }

function numberingDB()
{
    $db = metaFN("numbering:seqnum", '.ser');
    if (!file_exists($db)) {
        io_saveFile($db, "", array());
    }
    return $db;
}

 /**
  */
 function process_feed(&$event, $param)
 {
     global $ID;
     if ($this->helper->pageUpdated()) {
         $metafile = metaFN('newsfeed:wasupdated', '.meta');
         io_saveFile($metafile, time() . "\n" . $ID . "\n");
         $this->helper->saveFeedData($ID);
     }
 }

 /**
  * Return the subscription meta file for the given ID
  *
  * @author Adrian Lang <lang@cosmocode.de>
  *
  * @param string $id The target page or namespace, specified by id; Namespaces
  *                   are identified by appending a colon.
  * @return string
  */
 protected function file($id)
 {
     $meta_fname = '.mlist';
     if (substr($id, -1, 1) === ':') {
         $meta_froot = getNS($id);
         $meta_fname = '/' . $meta_fname;
     } else {
         $meta_froot = $id;
     }
     return metaFN((string) $meta_froot, $meta_fname);
 }

/**
 * Get the name of the metafile tracking subscriptions to target page or
 * namespace
 *
 * @param string $id The target page or namespace, specified by id; Namespaces
 *                   are identified by appending a colon.
 *
 * @author Adrian Lang <lang@cosmocode.de>
 */
function subscription_filename($id)
{
    $meta_fname = '.mlist';
    if (substr($id, -1, 1) === ':') {
        $meta_froot = getNS($id);
        if ($meta_froot === false) {
            $meta_fname = '/' . $meta_fname;
        }
    } else {
        $meta_froot = $id;
    }
    return metaFN($meta_froot, $meta_fname);
}

function epub_get_progress_dir($temp_user = null)
{
    static $dir;
    $seed = md5(rawurldecode($_POST['user']) . time());
    if (!$dir) {
        if (isset($_POST['client'])) {
            $user = rawurldecode($_POST['client']) . ":{$seed}";
        } else {
            $user = $temp_user ? "{$temp_user}:{$seed}" : $seed;
        }
        $dir = dirname(metaFN("epub:{$user}:tmp", '.meta')) . '/';
    }
    return $dir;
}

 public function handle_dokuwiki_started(&$event, $param)
 {
     global $ID, $ACT, $REV;
     if ($ACT != 'show' && $ACT != '' || $REV) {
         return;
     }
     $page = p_get_metadata($ID, 'relation isreplacedby');
     // return if no redirection data
     if (empty($page)) {
         return;
     }
     if (isset($_GET['redirect'])) {
         // return if redirection is temporarily disabled,
         // or we have been redirected 5 times in a row
         if ($_GET['redirect'] == 'no' || $_GET['redirect'] > 4) {
             return;
         } elseif ($_GET['redirect'] > 0) {
             $redirect = $_GET['redirect'] + 1;
         } else {
             $redirect = 1;
         }
     } else {
         $redirect = 1;
     }
     // verify metadata currency
     if (@filemtime(metaFN($ID, '.meta')) < @filemtime(wikiFN($ID))) {
         return;
     }
     // preserve #section from $page
     list($page, $section) = explode('#', $page, 2);
     if (isset($section)) {
         $section = '#' . $section;
     } else {
         $section = '';
     }
     // prepare link for internal redirects, keep external targets
     if (!preg_match('#^https?://#i', $page)) {
         $page = wl($page, array('redirect' => $redirect), TRUE, '&');
         if (!headers_sent() && $this->getConf('show_note')) {
             // remember to show note about being redirected from another page
             session_start();
             $_SESSION[DOKU_COOKIE]['redirect'] = $ID;
         }
     }
     // redirect
     header("HTTP/1.1 301 Moved Permanently");
     header("Location: " . $page . $section . $_SERVER['QUERY_STRING']);
     exit;
 }

function _index($id)
{
    global $INDEXER;
    global $CLEAR;
    global $QUIET;
    // if not cleared only update changed and new files
    if ($CLEAR) {
        $idxtag = metaFN($id, '.indexed');
        if (@file_exists($idxtag)) {
            @unlink($idxtag);
        }
    }
    _quietecho("{$id}... ");
    idx_addPage($id, !$QUIET);
    _quietecho("done.\n");
}

/**
 * function for the search callback
 */
function search_discussionpages(&$data, $base, $file, $type, $lvl, $opts)
{
    global $conf;
    if ($type == 'd') {
        return true;
    }
    // recurse into directories
    if (!preg_match('#' . preg_quote('/' . DISCUSSION_NS . '/', '#') . '#u', $file)) {
        return false;
    }
    if (!preg_match('#\\.txt$#', $file)) {
        return false;
    }
    $id = pathID(str_replace(DISCUSSION_NS . '/', '', $file));
    $data[] = array('id' => $id, 'old' => $conf['datadir'] . $file, 'new' => metaFN($id, '.comments'));
    return true;
}

	function handle_pageredirect_redirect(&$event, $param) {
		global $ID, $ACT, $REV;

		if (($ACT == 'show' || $ACT == '') && empty($REV)) {
			$page = p_get_metadata($ID,'relation isreplacedby');

			// return if no redirection data
			if (empty($page)) { return; }

			if (isset($_GET['redirect'])) {
				// return if redirection is temporarily disabled,
				// or we have been redirected 5 times in a row
				if ($_GET['redirect'] == 'no' || $_GET['redirect'] > 4) { return; }
				elseif ($_GET['redirect'] > 0) { $redirect = $_GET['redirect'] +1; }
				else { $redirect = 1; }
			} else {
				$redirect = 1;
			}

			// verify metadata currency
			if (@filemtime(metaFN($ID,'.meta')) < @filemtime(wikiFN($ID))) { return; }

			if (!headers_sent() && $this->getConf('show_note')) {
				// remember to show note about being redirected from another page
				session_start();
				$_SESSION[DOKU_COOKIE]['redirect'] = $ID;
			}

			// preserve #section from $page
			list($page, $section) = explode('#', $page, 2);
			if (isset($section)) {
				$section = '#' . $section;
			} else {
				$section = '';
			}

			// redirect
			header("HTTP/1.1 301 Moved Permanently");
			header("Location: ".wl($page, Array('redirect' => $redirect), TRUE, '&'). $section);
			exit();
		}
	}