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Diffstat (limited to 'getid3/write.vorbiscomment.php')
| -rw-r--r-- | getid3/write.vorbiscomment.php | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/getid3/write.vorbiscomment.php b/getid3/write.vorbiscomment.php new file mode 100644 index 0000000..f93b1a1 --- /dev/null +++ b/getid3/write.vorbiscomment.php @@ -0,0 +1,124 @@ +<?php +///////////////////////////////////////////////////////////////// +/// getID3() by James Heinrich <info@getid3.org> // +// available at http://getid3.sourceforge.net // +// or http://www.getid3.org // +///////////////////////////////////////////////////////////////// +// See readme.txt for more details // +///////////////////////////////////////////////////////////////// +// // +// write.vorbiscomment.php // +// module for writing VorbisComment tags // +// dependencies: /helperapps/vorbiscomment.exe // +// /// +///////////////////////////////////////////////////////////////// + + +class getid3_write_vorbiscomment +{ + + var $filename; + var $tag_data; + var $warnings = array(); // any non-critical errors will be stored here + var $errors = array(); // any critical errors will be stored here + + function getid3_write_vorbiscomment() { + return true; + } + + function WriteVorbisComment() { + + if (!ini_get('safe_mode')) { + + // Create file with new comments + $tempcommentsfilename = tempnam('*', 'getID3'); + if ($fpcomments = @fopen($tempcommentsfilename, 'wb')) { + + foreach ($this->tag_data as $key => $value) { + foreach ($value as $commentdata) { + fwrite($fpcomments, $this->CleanVorbisCommentName($key).'='.$commentdata."\n"); + } + } + fclose($fpcomments); + + } else { + + $this->errors[] = 'failed to open temporary tags file "'.$tempcommentsfilename.'", tags not written'; + return false; + + } + + $oldignoreuserabort = ignore_user_abort(true); + if (GETID3_OS_ISWINDOWS) { + + if (file_exists(GETID3_HELPERAPPSDIR.'vorbiscomment.exe')) { + //$commandline = '"'.GETID3_HELPERAPPSDIR.'vorbiscomment.exe" -w --raw -c "'.$tempcommentsfilename.'" "'.str_replace('/', '\\', $this->filename).'"'; + // vorbiscomment works fine if you copy-paste the above commandline into a command prompt, + // but refuses to work with `backtick` if there are "doublequotes" present around BOTH + // the metaflac pathname and the target filename. For whatever reason...?? + // The solution is simply ensure that the metaflac pathname has no spaces, + // and therefore does not need to be quoted + + // On top of that, if error messages are not always captured properly under Windows + // To at least see if there was a problem, compare file modification timestamps before and after writing + clearstatcache(); + $timestampbeforewriting = filemtime($this->filename); + + $commandline = GETID3_HELPERAPPSDIR.'vorbiscomment.exe -w --raw -c "'.$tempcommentsfilename.'" "'.$this->filename.'" 2>&1'; + $VorbiscommentError = `$commandline`; + + if (empty($VorbiscommentError)) { + clearstatcache(); + if ($timestampbeforewriting == filemtime($this->filename)) { + $VorbiscommentError = 'File modification timestamp has not changed - it looks like the tags were not written'; + } + } + } else { + $VorbiscommentError = 'vorbiscomment.exe not found in '.GETID3_HELPERAPPSDIR; + } + + } else { + + $commandline = 'vorbiscomment -w --raw -c "'.$tempcommentsfilename.'" "'.$this->filename.'" 2>&1'; + $VorbiscommentError = `$commandline`; + + } + + // Remove temporary comments file + unlink($tempcommentsfilename); + ignore_user_abort($oldignoreuserabort); + + if (!empty($VorbiscommentError)) { + + $this->errors[] = 'system call to vorbiscomment failed with message: '."\n\n".$VorbiscommentError; + return false; + + } + + return true; + } + + $this->errors[] = 'PHP running in Safe Mode (backtick operator not available) - cannot call vorbiscomment, tags not written'; + return false; + } + + function DeleteVorbisComment() { + $this->tag_data = array(array()); + return $this->WriteVorbisComment(); + } + + function CleanVorbisCommentName($originalcommentname) { + // A case-insensitive field name that may consist of ASCII 0x20 through 0x7D, 0x3D ('=') excluded. + // ASCII 0x41 through 0x5A inclusive (A-Z) is to be considered equivalent to ASCII 0x61 through + // 0x7A inclusive (a-z). + + // replace invalid chars with a space, return uppercase text + // Thanks Chris Bolt <chris-getid3Øbolt*cx> for improving this function + // note: ereg_replace() replaces nulls with empty string (not space) + return strtoupper(ereg_replace('[^ -<>-}]', ' ', str_replace("\x00", ' ', $originalcommentname))); + + } + +} + +?>
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