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File: /lib/write.id3v1.php

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<?php















getid3_lib
::IncludeDependency(GETID3_INCLUDEPATH.'module.tag.id3v1.php'__FILE__true);

class 
getid3_write_id3v1
{
public 
$filename;
public 
$filesize;
public 
$tag_data;
public 
$warnings = array(); 
 public 
$errors = array(); 

public function 
getid3_write_id3v1() {
return 
true;
}

public function 
WriteID3v1() {

 if (!empty(
$this->filename) && is_readable($this->filename) && is_writable($this->filename) && is_file($this->filename)) {
$this->setRealFileSize();
if ((
$this->filesize <= 0) || !getid3_lib::intValueSupported($this->filesize)) {
$this->errors[] = 'Unable to WriteID3v1('.$this->filename.') because filesize ('.$this->filesize.') is larger than '.round(PHP_INT_MAX 1073741824).'GB';
return 
false;
}
if (
$fp_source fopen($this->filename'r+b')) {
fseek($fp_source, -128SEEK_END);
if (
fread($fp_source3) == 'TAG') {
fseek($fp_source, -128SEEK_END); 
 } else {
fseek($fp_source0SEEK_END); 
 }
$this->tag_data['track'] = (isset($this->tag_data['track']) ? $this->tag_data['track'] : (isset($this->tag_data['track_number']) ? $this->tag_data['track_number'] : (isset($this->tag_data['tracknumber']) ? $this->tag_data['tracknumber'] : '')));

$new_id3v1_tag_data getid3_id3v1::GenerateID3v1Tag(
(isset(
$this->tag_data['title'] ) ? $this->tag_data['title'] : ''),
(isset(
$this->tag_data['artist'] ) ? $this->tag_data['artist'] : ''),
(isset(
$this->tag_data['album'] ) ? $this->tag_data['album'] : ''),
(isset(
$this->tag_data['year'] ) ? $this->tag_data['year'] : ''),
(isset(
$this->tag_data['genreid']) ? $this->tag_data['genreid'] : ''),
(isset(
$this->tag_data['comment']) ? $this->tag_data['comment'] : ''),
(isset(
$this->tag_data['track'] ) ? $this->tag_data['track'] : ''));
fwrite($fp_source$new_id3v1_tag_data128);
fclose($fp_source);
return 
true;

} else {
$this->errors[] = 'Could not fopen('.$this->filename.', "r+b")';
return 
false;
}
}
$this->errors[] = 'File is not writeable: '.$this->filename;
return 
false;
}

public function 
FixID3v1Padding() {

 


 
$getID3 = new getID3;
$getID3->option_tag_id3v2 false;
$getID3->option_tag_apetag false;
$getID3->option_tags_html false;
$getID3->option_extra_info false;
$getID3->option_tag_id3v1 true;
$ThisFileInfo $getID3->analyze($this->filename);
if (isset(
$ThisFileInfo['tags']['id3v1'])) {
foreach (
$ThisFileInfo['tags']['id3v1'] as $key => $value) {
$id3v1data[$key] = implode(','$value);
}
$this->tag_data $id3v1data;
return 
$this->WriteID3v1();
}
return 
false;
}

public function 
RemoveID3v1() {

 if (!empty(
$this->filename) && is_readable($this->filename) && is_writable($this->filename) && is_file($this->filename)) {
$this->setRealFileSize();
if ((
$this->filesize <= 0) || !getid3_lib::intValueSupported($this->filesize)) {
$this->errors[] = 'Unable to RemoveID3v1('.$this->filename.') because filesize ('.$this->filesize.') is larger than '.round(PHP_INT_MAX 1073741824).'GB';
return 
false;
}
if (
$fp_source fopen($this->filename'r+b')) {

fseek($fp_source, -128SEEK_END);
if (
fread($fp_source3) == 'TAG') {
ftruncate($fp_source$this->filesize 128);
} else {

 }
fclose($fp_source);
return 
true;

} else {
$this->errors[] = 'Could not fopen('.$this->filename.', "r+b")';
}
} else {
$this->errors[] = $this->filename.' is not writeable';
}
return 
false;
}

public function 
setRealFileSize() {
if (
PHP_INT_MAX 2147483647) {
$this->filesize filesize($this->filename);
return 
true;
}

 
 
$getID3 = new getID3;
$getID3->option_tag_id3v1 false;
$getID3->option_tag_id3v2 false;
$getID3->option_tag_apetag false;
$getID3->option_tags_html false;
$getID3->option_extra_info false;
$ThisFileInfo $getID3->analyze($this->filename);
$this->filesize $ThisFileInfo['filesize'];
return 
true;
}

}

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