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getid3_write_vorbiscomment Class Reference

getID3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g // More...

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Public Member Functions

 getid3_write_vorbiscomment ()
 
 WriteVorbisComment ()
 
 DeleteVorbisComment ()
 
 CleanVorbisCommentName ($originalcommentname)
 

Data Fields

 $filename
 
 $tag_data
 
 $warnings = array()
 
 $errors = array()
 

Detailed Description

getID3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //

Definition at line 17 of file write.vorbiscomment.php.

Member Function Documentation

◆ CleanVorbisCommentName()

getid3_write_vorbiscomment::CleanVorbisCommentName (   $originalcommentname)

Definition at line 110 of file write.vorbiscomment.php.

Referenced by WriteVorbisComment().

110  {
111  // A case-insensitive field name that may consist of ASCII 0x20 through 0x7D, 0x3D ('=') excluded.
112  // ASCII 0x41 through 0x5A inclusive (A-Z) is to be considered equivalent to ASCII 0x61 through
113  // 0x7A inclusive (a-z).
114 
115  // replace invalid chars with a space, return uppercase text
116  // Thanks Chris Bolt <chris-getid3�bolt*cx> for improving this function
117  // note: ereg_replace() replaces nulls with empty string (not space)
118  return strtoupper(ereg_replace('[^ -<>-}]', ' ', str_replace("\x00", ' ', $originalcommentname)));
119 
120  }
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◆ DeleteVorbisComment()

getid3_write_vorbiscomment::DeleteVorbisComment ( )

Definition at line 105 of file write.vorbiscomment.php.

References WriteVorbisComment().

105  {
106  $this->tag_data = array(array());
107  return $this->WriteVorbisComment();
108  }
getid3_write_vorbiscomment\WriteVorbisComment
WriteVorbisComment()
Definition: write.vorbiscomment.php:29
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◆ getid3_write_vorbiscomment()

getid3_write_vorbiscomment::getid3_write_vorbiscomment ( )

Definition at line 25 of file write.vorbiscomment.php.

25  {
26  return true;
27  }

◆ WriteVorbisComment()

getid3_write_vorbiscomment::WriteVorbisComment ( )

Definition at line 29 of file write.vorbiscomment.php.

References CleanVorbisCommentName().

Referenced by DeleteVorbisComment().

29  {
30 
31  if (!ini_get('safe_mode')) {
32 
33  // Create file with new comments
34  $tempcommentsfilename = tempnam('*', 'getID3');
35  if ($fpcomments = @fopen($tempcommentsfilename, 'wb')) {
36 
37  foreach ($this->tag_data as $key => $value) {
38  foreach ($value as $commentdata) {
39  fwrite($fpcomments, $this->CleanVorbisCommentName($key).'='.$commentdata."\n");
40  }
41  }
42  fclose($fpcomments);
43 
44  } else {
45 
46  $this->errors[] = 'failed to open temporary tags file "'.$tempcommentsfilename.'", tags not written';
47  return false;
48 
49  }
50 
51  $oldignoreuserabort = ignore_user_abort(true);
52  if (GETID3_OS_ISWINDOWS) {
53 
54  if (file_exists(GETID3_HELPERAPPSDIR.'vorbiscomment.exe')) {
55  //$commandline = '"'.GETID3_HELPERAPPSDIR.'vorbiscomment.exe" -w --raw -c "'.$tempcommentsfilename.'" "'.str_replace('/', '\\', $this->filename).'"';
56  // vorbiscomment works fine if you copy-paste the above commandline into a command prompt,
57  // but refuses to work with `backtick` if there are "doublequotes" present around BOTH
58  // the metaflac pathname and the target filename. For whatever reason...??
59  // The solution is simply ensure that the metaflac pathname has no spaces,
60  // and therefore does not need to be quoted
61 
62  // On top of that, if error messages are not always captured properly under Windows
63  // To at least see if there was a problem, compare file modification timestamps before and after writing
64  clearstatcache();
65  $timestampbeforewriting = filemtime($this->filename);
66 
67  $commandline = GETID3_HELPERAPPSDIR.'vorbiscomment.exe -w --raw -c "'.$tempcommentsfilename.'" "'.$this->filename.'" 2>&1';
68  $VorbiscommentError = `$commandline`;
69 
70  if (empty($VorbiscommentError)) {
71  clearstatcache();
72  if ($timestampbeforewriting == filemtime($this->filename)) {
73  $VorbiscommentError = 'File modification timestamp has not changed - it looks like the tags were not written';
74  }
75  }
76  } else {
77  $VorbiscommentError = 'vorbiscomment.exe not found in '.GETID3_HELPERAPPSDIR;
78  }
79 
80  } else {
81 
82  $commandline = 'vorbiscomment -w --raw -c "'.$tempcommentsfilename.'" "'.$this->filename.'" 2>&1';
83  $VorbiscommentError = `$commandline`;
84 
85  }
86 
87  // Remove temporary comments file
88  unlink($tempcommentsfilename);
89  ignore_user_abort($oldignoreuserabort);
90 
91  if (!empty($VorbiscommentError)) {
92 
93  $this->errors[] = 'system call to vorbiscomment failed with message: '."\n\n".$VorbiscommentError;
94  return false;
95 
96  }
97 
98  return true;
99  }
100 
101  $this->errors[] = 'PHP running in Safe Mode (backtick operator not available) - cannot call vorbiscomment, tags not written';
102  return false;
103  }
getid3_write_vorbiscomment\CleanVorbisCommentName
CleanVorbisCommentName($originalcommentname)
Definition: write.vorbiscomment.php:110
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Field Documentation

◆ $errors

getid3_write_vorbiscomment::$errors = array()

Definition at line 23 of file write.vorbiscomment.php.

◆ $filename

getid3_write_vorbiscomment::$filename

Definition at line 20 of file write.vorbiscomment.php.

◆ $tag_data

getid3_write_vorbiscomment::$tag_data

Definition at line 21 of file write.vorbiscomment.php.

◆ $warnings

getid3_write_vorbiscomment::$warnings = array()

Definition at line 22 of file write.vorbiscomment.php.

The documentation for this class was generated from the following file: