69  * @param string $file filename
76 function io_readWikiPage($file, $id, $rev = false)  argument
81     $data = [[$file, true], getNS($id), noNS($id), $rev];
111  * @param string $file filename
117 function io_readFile($file, $clean = true)  argument
120     if (file_exists($file)) {
121         if (str_ends_with($file, '.gz')) {
123             $ret = gzfile($file);
127         } elseif (str_ends_with($file, '.bz2')) {
129             $ret = bzfile($file);
131             $ret = file_get_contents($file);
145  * @param string $file filename
152 function bzfile($file, $array = false)  argument
154     $bz = bzopen($file, "r");
201  * @param string $file filename
209 function io_writeWikiPage($file, $content, $id, $rev = false)  argument
217     $data = [[$file, $content, false], getNS($id), noNS($id), $rev];
246  * @param string $file filename path to file
253 function _io_saveFile($file, $content, $append)  argument
257     $fileexists = file_exists($file);
259     if (str_ends_with($file, '.gz')) {
261         $fh = @gzopen($file, $mode . '9');
265     } elseif (str_ends_with($file, '.bz2')) {
268             $bzcontent = bzfile($file);
272         $fh = @bzopen($file, 'w');
277         $fh = @fopen($file, $mode);
284         chmod($file, $conf['fperm']);
298  * @param string $file filename path to file
305 function io_saveFile($file, $content, $append = false)  argument
307     io_makeFileDir($file);
308     io_lock($file);
309     if (!_io_saveFile($file, $content, $append)) {
310         msg("Writing $file failed", -1);
311         io_unlock($file);
314     io_unlock($file);
333  * @param string $file filename
344 function io_replaceInFile($file, $oldline, $newline, $regex = false, $maxlines = 0)  argument
351     if (!file_exists($file)) return true;
353     io_lock($file);
356     if (str_ends_with($file, '.gz')) {
358         $lines = gzfile($file);
359     } elseif (str_ends_with($file, '.bz2')) {
361         $lines = bzfile($file, true);
363         $lines = file($file);
392         if (!_io_saveFile($file, implode('', $lines), false)) {
393             msg("Removing content from $file failed", -1);
394             io_unlock($file);
398         @unlink($file);
401     io_unlock($file);
410  * @param string $file filename
417 function io_deleteFromFile($file, $badline, $regex = false)  argument
419     return io_replaceInFile($file, $badline, '', $regex, 0);
431  * @param string $file filename
435 function io_lock($file)  argument
439     $lockDir = $conf['lockdir'] . '/' . md5($file);
460  * @param string $file filename
464 function io_unlock($file)  argument
468     $lockDir = $conf['lockdir'] . '/' . md5($file);
498     $tmp = dirname($file = call_user_func($types[$ns_type], $ns));
509     io_makeFileDir($file);
521  * @param string $file file name
525 function io_makeFileDir($file)  argument
527     $dir = dirname($file);
597         foreach ($files as $file) {
598             if (!@unlink($file)) return false; //abort on any error
644  * @param string $file path to file or directory where to save
654 function io_download($url, $file, $useAttachment = false, $defaultName = '', $maxSize = 2_097_152)  argument
683         $file .= $name;
686     $fileexists = file_exists($file);
687     $fp = @fopen($file, "w");
692         chmod($file, $conf['fperm']);
759  * @param string $file The file to search
767 function io_grep($file, $pattern, $max = 0, $backref = false)  argument
769     $fh = @fopen($file, 'r');
800  * @param string $file filename path to file
805 function io_getSizeFile($file)  argument
807     if (!file_exists($file)) return 0;
809     if (str_ends_with($file, '.gz')) {
810         $fp = @fopen($file, "rb");
817     } elseif (str_ends_with($file, '.bz2')) {
819         $bz = bzopen($file, "r");
831         $uncompressedsize = filesize($file);