function array_join_merge($arr1, $arr2)
{
// written by dev-null@christophe.vg
// taken from http://www.php.net/manual/en/function.array-merge-recursive.php
if (is_array($arr1) && is_array($arr2)) {
// the same -> merge
$new_array = array();
if (is_hash($arr1) && is_hash($arr2)) {
// hashes -> merge based on keys
$keys = array_merge(array_keys($arr1), array_keys($arr2));
foreach ($keys as $key) {
$new_array[$key] = array_join_merge(@$arr1[$key], @$arr2[$key]);
}
} else {
// two real arrays -> merge
$new_array = array_reverse(array_unique(array_reverse(array_merge($arr1, $arr2))));
}
return $new_array;
} else {
// not the same ... take new one if defined, else the old one stays
return $arr2 ? $arr2 : $arr1;
}
}
function setActionEnabling($componentName, $actions)
{
$this->data[$componentName]['actions'] = array_join_merge($this->data[$componentName]['actions'], $actions);
}
function WriteID3v2($filename, $data, $majorversion = 4, $minorversion = 0, $overwrite = FALSE, $paddedlength = 0, $showerrors = FALSE)
{
// File MUST be writeable - CHMOD(646) at least. It's best if the
// directory is also writeable, because that method is both faster and less susceptible to errors.
if (is_writeable($filename) || !file_exists($filename) && is_writeable(dirname($filename))) {
$OldMP3fileInfo = GetAllMP3info($filename);
if ($overwrite) {
// ignore previous data
} else {
// merge with existing data
$data = array_join_merge($OldMP3fileInfo, $data);
$paddedlength = max($OldMP3fileInfo['id3']['id3v2']['headerlength'], $paddedlength);
}
if ($NewID3v2Tag = GenerateID3v2Tag($data['id3']['id3v2'], $majorversion, $minorversion, $paddedlength, '', FALSE, $showerrors, TRUE)) {
if (!file_exists($filename) && is_writeable(dirname($filename)) || is_writeable($filename) && $OldMP3fileInfo['id3']['id3v2']['headerlength'] == strlen($NewID3v2Tag)) {
// best and fastest method - insert-overwrite existing tag (padded to length of old tag if neccesary)
if (file_exists($filename)) {
if ($fp = @fopen($filename, 'r+b')) {
rewind($fp);
fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag));
fclose($fp);
} else {
$error .= 'Could not open ' . $filename . ' mode "r+b"<BR>';
}
} else {
if ($fp = @fopen($filename, 'wb')) {
rewind($fp);
fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag));
fclose($fp);
} else {
$error .= 'Could not open ' . $filename . ' mode "wb"<BR>';
}
}
} else {
// new tag is longer than old tag - must rewrite entire file
if (is_writeable(dirname($filename))) {
// preferred alternate method - only one copying operation, minimal chance of corrupting
// original file if script is interrupted, but required directory to be writeable
if ($OldMP3fileInfo['audiobytes'] > 0) {
if ($fp_source = @fopen($filename, 'rb')) {
rewind($fp_source);
if ($OldMP3fileInfo['audiodataoffset'] !== FALSE) {
fseek($fp_source, $OldMP3fileInfo['audiodataoffset'], SEEK_SET);
}
if ($fp_temp = @fopen($filename . 'getid3tmp', 'wb')) {
fwrite($fp_temp, $NewID3v2Tag, strlen($NewID3v2Tag));
// while (($buffer = fread($fp_source, FREAD_BUFFER_SIZE)) !== FALSE) {
while ($buffer = fread($fp_source, FREAD_BUFFER_SIZE)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_temp);
} else {
$error .= 'Could not open ' . $filename . 'getid3tmp mode "wb"<BR>';
}
fclose($fp_source);
} else {
// no previous audiodata
if ($fp_temp = @fopen($filename . 'getid3tmp', 'wb')) {
fwrite($fp_temp, $NewID3v2Tag, strlen($NewID3v2Tag));
fclose($fp_temp);
}
}
} else {
$error .= 'Could not open ' . $filename . ' mode "rb"<BR>';
}
if (file_exists($filename)) {
unlink($filename);
}
rename($filename . 'getid3tmp', $filename);
} else {
// less desirable alternate method - double-copies the file, overwrites original file
// and could corrupt source file if the script is interrupted or an error occurs.
if ($fp_source = @fopen($filename, 'rb')) {
rewind($fp_source);
if ($OldMP3fileInfo['audiodataoffset'] !== FALSE) {
fseek($fp_source, $OldMP3fileInfo['audiodataoffset'], SEEK_SET);
}
if ($fp_temp = tmpfile()) {
fwrite($fp_temp, $NewID3v2Tag, strlen($NewID3v2Tag));
// while (($buffer = fread($fp_source, FREAD_BUFFER_SIZE)) !== FALSE) {
while ($buffer = fread($fp_source, FREAD_BUFFER_SIZE)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_source);
if ($fp_source = @fopen($filename, 'wb')) {
rewind($fp_temp);
// while (($buffer = fread($fp_temp, FREAD_BUFFER_SIZE)) !== FALSE) {
while ($buffer = fread($fp_temp, FREAD_BUFFER_SIZE)) {
fwrite($fp_source, $buffer, strlen($buffer));
}
fseek($fp_temp, -128, SEEK_END);
fclose($fp_source);
} else {
$error .= 'Could not open ' . $filename . ' mode "wb"<BR>';
}
fclose($fp_temp);
} else {
$error .= 'Could not create tmpfile()<BR>';
}
} else {
$error .= 'Could not open ' . $filename . ' mode "rb"<BR>';
}
}
}
} else {
$error .= 'GenerateID3v2Tag() failed<BR>';
}
if ($error) {
if ($showerrors) {
echo $error;
}
return FALSE;
} else {
return TRUE;
}
} else {
return FALSE;
}
}
function WriteID3v2($filename, $data, $majorversion = 3, $minorversion = 0, $overwrite = false, $paddedlength = 4096, $showerrors = true)
{
// File MUST be writeable - CHMOD(646) at least. It's best if the
// directory is also writeable, because that method is both faster and less susceptible to errors.
$error = '';
if (is_writeable($filename) || !file_exists($filename) && is_writeable(dirname($filename))) {
$OldThisfileInfo = GetAllFileInfo($filename);
if ($overwrite) {
// ignore previous data
} else {
// merge with existing data
$data = array_join_merge($OldThisfileInfo, $data);
$paddedlength = max($OldThisfileInfo['id3v2']['headerlength'], $paddedlength);
}
if ($NewID3v2Tag = GenerateID3v2Tag($data['id3v2'], $majorversion, $minorversion, $paddedlength, '', false, $showerrors, true)) {
if (!file_exists($filename) && is_writeable(dirname($filename)) || is_writeable($filename) && isset($OldThisfileInfo['id3v2']['headerlength']) && $OldThisfileInfo['id3v2']['headerlength'] == strlen($NewID3v2Tag)) {
// best and fastest method - insert-overwrite existing tag (padded to length of old tag if neccesary)
if (file_exists($filename)) {
ob_start();
if ($fp = fopen($filename, 'r+b')) {
rewind($fp);
fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag));
fclose($fp);
} else {
$error .= 'Could not open ' . $filename . ' mode "r+b" - ' . strip_tags(ob_get_contents()) . '<BR>';
}
ob_end_clean();
} else {
ob_start();
if ($fp = fopen($filename, 'wb')) {
rewind($fp);
fwrite($fp, $NewID3v2Tag, strlen($NewID3v2Tag));
fclose($fp);
} else {
$error .= 'Could not open ' . $filename . ' mode "wb" - ' . strip_tags(ob_get_contents()) . '<BR>';
}
ob_end_clean();
}
} else {
if ($tempfilename = tempnam('/tmp', 'getID3')) {
ob_start();
if ($fp_source = fopen($filename, 'rb')) {
if ($fp_temp = fopen($tempfilename, 'wb')) {
fwrite($fp_temp, $NewID3v2Tag, strlen($NewID3v2Tag));
rewind($fp_source);
if (!empty($OldThisfileInfo['avdataoffset'])) {
fseek($fp_source, $OldThisfileInfo['avdataoffset'], SEEK_SET);
}
while ($buffer = fread($fp_source, FREAD_BUFFER_SIZE)) {
fwrite($fp_temp, $buffer, strlen($buffer));
}
fclose($fp_temp);
fclose($fp_source);
copy($tempfilename, $filename);
unlink($tempfilename);
return true;
} else {
$error .= 'Could not open ' . $tempfilename . ' mode "wb" - ' . strip_tags(ob_get_contents()) . '<BR>';
}
fclose($fp_source);
} else {
$error .= 'Could not open ' . $filename . ' mode "rb" - ' . strip_tags(ob_get_contents()) . '<BR>';
}
ob_end_clean();
}
if ($error) {
if ($showerrors) {
echo $error;
}
}
return false;
}
} else {
$error .= 'GenerateID3v2Tag() failed<BR>';
}
if ($error) {
if ($showerrors) {
echo $error;
}
return false;
}
return true;
}
return false;
}
