// AutoLink
define('PKWK_AUTOLINK_REGEX_CACHE', 'autolink.dat');
-// Get source(wiki text) data of the page
-// Returns FALSE if error occurerd
-function get_source($page = NULL, $lock = TRUE, $join = FALSE)
+/**
+ * Get source(wiki text) data of the page
+ *
+ * @param $page page name
+ * @param $lock lock
+ * @param $join true: return string, false: return array of string
+ * @param $raw true: return file content as-is
+ * @return FALSE if error occurerd
+ */
+function get_source($page = NULL, $lock = TRUE, $join = FALSE, $raw = FALSE)
{
//$result = NULL; // File is not found
$result = $join ? '' : array();
} else {
$result = fread($fp, $size);
if ($result !== FALSE) {
+ if ($raw) {
+ return $result;
+ }
// Removing Carriage-Return
$result = str_replace("\r", '', $result);
}
return is_page($page) ? filemtime(get_filename($page)) - LOCALZONE : 0;
}
+/**
+ * Get last-modified filemtime (plain value) of the page.
+ *
+ * @param $page
+ */
+function get_page_date_atom($page)
+{
+ if (is_page($page)) {
+ return get_date_atom(filemtime(get_filename($page)));
+ }
+ return null;
+}
+
// Get physical file name of the page
function get_filename($page)
{
return preg_replace('/^\s*#author\([^\n]*(\n|$)/m', '', $wikitext);
}
-function get_date_atom($timestamp)
+/**
+ * Remove author line from wikitext
+ */
+function remove_author_header($wikitext)
{
- // Compatible with DATE_ATOM format
- // return date(DATE_ATOM, $timestamp);
- $zmin = abs(LOCALZONE / 60);
- return date('Y-m-d\TH:i:s', $timestamp) . sprintf('%s%02d:%02d',
- (LOCALZONE < 0 ? '-' : '+') , $zmin / 60, $zmin % 60);
+ $start = 0;
+ while (($pos = strpos($wikitext, "\n", $start)) != false) {
+ $line = substr($wikitext, $start, $pos);
+ $m = null;
+ if (preg_match('/^#author\(/', $line, $m)) {
+ // fond #author line, Remove this line only
+ if ($start === 0) {
+ return substr($wikitext, $pos + 1);
+ } else {
+ return substr($wikitext, 0, $start - 1) .
+ substr($wikitext, $pos + 1);
+ }
+ } else if (preg_match('/^#freeze(\W|$)/', $line, $m)) {
+ // Found #freeze still in header
+ } else {
+ // other line, #author not found
+ return $wikitext;
+ }
+ $start = $pos + 1;
+ }
+ return $wikitext;
+}
+
+/**
+ * Get author info from wikitext
+ */
+function get_author_info($wikitext)
+{
+ $start = 0;
+ while (($pos = strpos($wikitext, "\n", $start)) != false) {
+ $line = substr($wikitext, $start, $pos);
+ $m = null;
+ if (preg_match('/^#author\(/', $line, $m)) {
+ return $line;
+ } else if (preg_match('/^#freeze(\W|$)/', $line, $m)) {
+ // Found #freeze still in header
+ } else {
+ // other line, #author not found
+ return null;
+ }
+ $start = $pos + 1;
+ }
+ return null;
+}
+
+/**
+ * Get updated datetime from author
+ */
+function get_update_datetime_from_author($author_line) {
+ $m = null;
+ if (preg_match('/^#author\(\"([^\";]+)(?:;([^\";]+))?/', $author_line, $m)) {
+ if ($m[2]) {
+ return $m[2];
+ } else if ($m[1]) {
+ return $m[1];
+ }
+ }
+ return null;
}
// Generate ID
function generate_fixed_heading_anchor_id($seed)
{
- // A random alphabetic letter + 7 letters of random strings from md()
+ // A random alphabetic letter + 7 letters of random strings from md5()
return chr(mt_rand(ord('a'), ord('z'))) .
substr(md5(uniqid(substr($seed, 0, 100), TRUE)),
mt_rand(0, 24), 7);
} else if ($dir == DIFF_DIR && $notify) {
if ($notify_diff_only) $str = preg_replace('/^[^-+].*\n/m', '', $str);
$footer['ACTION'] = 'Page update';
- $footer['PAGE'] = & $page;
- $footer['URI'] = get_script_uri() . '?' . pagename_urlencode($page);
+ $footer['PAGE'] = $page;
+ $footer['URI'] = get_page_uri($page, PKWK_URI_ABSOLUTE);
$footer['USER_AGENT'] = TRUE;
$footer['REMOTE_ADDR'] = TRUE;
pkwk_mail_notify($notify_subject, $str, $footer) or
die('pkwk_mail_notify(): Failed');
}
-
+ if ($dir === DIFF_DIR) {
+ pkwk_log_updates($page, $str);
+ }
is_page($page, TRUE); // Clear is_page() cache
}
}
/**
+ * Get recent files
+ *
+ * @return Array of (file => time)
+ */
+function get_recent_files()
+{
+ $recentfile = CACHE_DIR . PKWK_MAXSHOW_CACHE;
+ $lines = file($recentfile);
+ if (!$lines) return array();
+ $files = array();
+ foreach ($lines as $line) {
+ list ($time, $file) = explode("\t", rtrim($line));
+ $files[$file] = $time;
+ }
+ return $files;
+}
+
+/**
* Update RecentChanges page / Invalidate recent.dat
*/
function delete_recent_changes_cache() {
return $aryret;
}
+/**
+ * Get/Set pagelist cache enabled for get_existpages()
+ *
+ * @param $newvalue Set true when the system can cache the page list
+ * @return true if can use page list cache
+ */
+function is_pagelist_cache_enabled($newvalue = null)
+{
+ static $cache_enabled = null;
+
+ if (!is_null($newvalue)) {
+ $cache_enabled = $newvalue;
+ return; // Return nothing on setting newvalue call
+ }
+ if (is_null($cache_enabled)) {
+ return false;
+ }
+ return $cache_enabled;
+}
+
// Get a page list of this wiki
function get_existpages($dir = DATA_DIR, $ext = '.txt')
{
+ static $cached_list = null; // Cached wikitext page list
+ $use_cache = false;
+
+ if ($dir === DATA_DIR && $ext === '.txt' && is_pagelist_cache_enabled()) {
+ // Use pagelist cache for "wiki/*.txt" files
+ if (!is_null($cached_list)) {
+ return $cached_list;
+ }
+ $use_cache = true;
+ }
$aryret = array();
$pattern = '/^((?:[0-9A-F]{2})+)' . preg_quote($ext, '/') . '$/';
-
$dp = @opendir($dir) or die_message($dir . ' is not found or not readable.');
$matches = array();
while (($file = readdir($dp)) !== FALSE) {
}
}
closedir($dp);
-
+ if ($use_cache) {
+ $cached_list = $aryret;
+ }
return $aryret;
}
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