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annotate e2gallerypro/e2upload/Backend/Assets/getid3/module.tag.id3v1.php @ 3:3f6b44aa6b35 judyates

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[svn r4] added ability to buy stuff, from a Prints page, but it doesn't work well with the css, and it also has not been fitted into the perl make system.
author rlm
date Mon, 22 Feb 2010 08:02:39 -0500
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rlm@3 1 <?php
rlm@3 2 // +----------------------------------------------------------------------+
rlm@3 3 // | PHP version 5 |
rlm@3 4 // +----------------------------------------------------------------------+
rlm@3 5 // | Copyright (c) 2002-2006 James Heinrich, Allan Hansen |
rlm@3 6 // +----------------------------------------------------------------------+
rlm@3 7 // | This source file is subject to version 2 of the GPL license, |
rlm@3 8 // | that is bundled with this package in the file license.txt and is |
rlm@3 9 // | available through the world-wide-web at the following url: |
rlm@3 10 // | http://www.gnu.org/copyleft/gpl.html |
rlm@3 11 // +----------------------------------------------------------------------+
rlm@3 12 // | getID3() - http://getid3.sourceforge.net or http://www.getid3.org |
rlm@3 13 // +----------------------------------------------------------------------+
rlm@3 14 // | Authors: James Heinrich <infoØgetid3*org> |
rlm@3 15 // | Allan Hansen <ahØartemis*dk> |
rlm@3 16 // +----------------------------------------------------------------------+
rlm@3 17 // | module.tag.id3v1.php |
rlm@3 18 // | module for analyzing ID3v1 tags |
rlm@3 19 // | dependencies: NONE |
rlm@3 20 // +----------------------------------------------------------------------+
rlm@3 21 //
rlm@3 22 // $Id: module.tag.id3v1.php,v 1.6 2006/11/16 16:19:52 ah Exp $
rlm@3 23
rlm@3 24
rlm@3 25
rlm@3 26 class getid3_id3v1 extends getid3_handler
rlm@3 27 {
rlm@3 28
rlm@3 29 public function Analyze() {
rlm@3 30
rlm@3 31 $getid3 = $this->getid3;
rlm@3 32
rlm@3 33 fseek($getid3->fp, -256, SEEK_END);
rlm@3 34 $pre_id3v1 = fread($getid3->fp, 128);
rlm@3 35 $id3v1_tag = fread($getid3->fp, 128);
rlm@3 36
rlm@3 37 if (substr($id3v1_tag, 0, 3) == 'TAG') {
rlm@3 38
rlm@3 39 $getid3->info['avdataend'] -= 128;
rlm@3 40
rlm@3 41 // Shortcut
rlm@3 42 $getid3->info['id3v1'] = array ();
rlm@3 43 $info_id3v1 = &$getid3->info['id3v1'];
rlm@3 44
rlm@3 45 $info_id3v1['title'] = getid3_id3v1::cutfield(substr($id3v1_tag, 3, 30));
rlm@3 46 $info_id3v1['artist'] = getid3_id3v1::cutfield(substr($id3v1_tag, 33, 30));
rlm@3 47 $info_id3v1['album'] = getid3_id3v1::cutfield(substr($id3v1_tag, 63, 30));
rlm@3 48 $info_id3v1['year'] = getid3_id3v1::cutfield(substr($id3v1_tag, 93, 4));
rlm@3 49 $info_id3v1['comment'] = substr($id3v1_tag, 97, 30); // can't remove nulls yet, track detection depends on them
rlm@3 50 $info_id3v1['genreid'] = ord(substr($id3v1_tag, 127, 1));
rlm@3 51
rlm@3 52 // If second-last byte of comment field is null and last byte of comment field is non-null then this is ID3v1.1 and the comment field is 28 bytes long and the 30th byte is the track number
rlm@3 53 if (($id3v1_tag{125} === "\x00") && ($id3v1_tag{126} !== "\x00")) {
rlm@3 54 $info_id3v1['track'] = ord(substr($info_id3v1['comment'], 29, 1));
rlm@3 55 $info_id3v1['comment'] = substr($info_id3v1['comment'], 0, 28);
rlm@3 56 }
rlm@3 57 $info_id3v1['comment'] = getid3_id3v1::cutfield($info_id3v1['comment']);
rlm@3 58
rlm@3 59 $info_id3v1['genre'] = getid3_id3v1::LookupGenreName($info_id3v1['genreid']);
rlm@3 60 if (!empty($info_id3v1['genre'])) {
rlm@3 61 unset($info_id3v1['genreid']);
rlm@3 62 }
rlm@3 63 if (empty($info_id3v1['genre']) || (@$info_id3v1['genre'] == 'Unknown')) {
rlm@3 64 unset($info_id3v1['genre']);
rlm@3 65 }
rlm@3 66
rlm@3 67 foreach ($info_id3v1 as $key => $value) {
rlm@3 68 $key != 'comments' and $info_id3v1['comments'][$key][0] = $value;
rlm@3 69 }
rlm@3 70
rlm@3 71 $info_id3v1['tag_offset_end'] = filesize($getid3->filename);
rlm@3 72 $info_id3v1['tag_offset_start'] = $info_id3v1['tag_offset_end'] - 128;
rlm@3 73 }
rlm@3 74
rlm@3 75 if (substr($pre_id3v1, 0, 3) == 'TAG') {
rlm@3 76 // The way iTunes handles tags is, well, brain-damaged.
rlm@3 77 // It completely ignores v1 if ID3v2 is present.
rlm@3 78 // This goes as far as adding a new v1 tag *even if there already is one*
rlm@3 79
rlm@3 80 // A suspected double-ID3v1 tag has been detected, but it could be that the "TAG" identifier is a legitimate part of an APE or Lyrics3 tag
rlm@3 81 if (substr($pre_id3v1, 96, 8) == 'APETAGEX') {
rlm@3 82 // an APE tag footer was found before the last ID3v1, assume false "TAG" synch
rlm@3 83 } elseif (substr($pre_id3v1, 119, 6) == 'LYRICS') {
rlm@3 84 // a Lyrics3 tag footer was found before the last ID3v1, assume false "TAG" synch
rlm@3 85 } else {
rlm@3 86 // APE and Lyrics3 footers not found - assume double ID3v1
rlm@3 87 $getid3->warning('Duplicate ID3v1 tag detected - this has been known to happen with iTunes.');
rlm@3 88 $getid3->info['avdataend'] -= 128;
rlm@3 89 }
rlm@3 90 }
rlm@3 91
rlm@3 92 return true;
rlm@3 93 }
rlm@3 94
rlm@3 95
rlm@3 96
rlm@3 97 public static function cutfield($str) {
rlm@3 98
rlm@3 99 return trim(substr($str, 0, strcspn($str, "\x00")));
rlm@3 100 }
rlm@3 101
rlm@3 102
rlm@3 103
rlm@3 104 public static function ArrayOfGenres($allow_SCMPX_extended=false) {
rlm@3 105
rlm@3 106 static $lookup = array (
rlm@3 107 0 => 'Blues',
rlm@3 108 1 => 'Classic Rock',
rlm@3 109 2 => 'Country',
rlm@3 110 3 => 'Dance',
rlm@3 111 4 => 'Disco',
rlm@3 112 5 => 'Funk',
rlm@3 113 6 => 'Grunge',
rlm@3 114 7 => 'Hip-Hop',
rlm@3 115 8 => 'Jazz',
rlm@3 116 9 => 'Metal',
rlm@3 117 10 => 'New Age',
rlm@3 118 11 => 'Oldies',
rlm@3 119 12 => 'Other',
rlm@3 120 13 => 'Pop',
rlm@3 121 14 => 'R&B',
rlm@3 122 15 => 'Rap',
rlm@3 123 16 => 'Reggae',
rlm@3 124 17 => 'Rock',
rlm@3 125 18 => 'Techno',
rlm@3 126 19 => 'Industrial',
rlm@3 127 20 => 'Alternative',
rlm@3 128 21 => 'Ska',
rlm@3 129 22 => 'Death Metal',
rlm@3 130 23 => 'Pranks',
rlm@3 131 24 => 'Soundtrack',
rlm@3 132 25 => 'Euro-Techno',
rlm@3 133 26 => 'Ambient',
rlm@3 134 27 => 'Trip-Hop',
rlm@3 135 28 => 'Vocal',
rlm@3 136 29 => 'Jazz+Funk',
rlm@3 137 30 => 'Fusion',
rlm@3 138 31 => 'Trance',
rlm@3 139 32 => 'Classical',
rlm@3 140 33 => 'Instrumental',
rlm@3 141 34 => 'Acid',
rlm@3 142 35 => 'House',
rlm@3 143 36 => 'Game',
rlm@3 144 37 => 'Sound Clip',
rlm@3 145 38 => 'Gospel',
rlm@3 146 39 => 'Noise',
rlm@3 147 40 => 'Alt. Rock',
rlm@3 148 41 => 'Bass',
rlm@3 149 42 => 'Soul',
rlm@3 150 43 => 'Punk',
rlm@3 151 44 => 'Space',
rlm@3 152 45 => 'Meditative',
rlm@3 153 46 => 'Instrumental Pop',
rlm@3 154 47 => 'Instrumental Rock',
rlm@3 155 48 => 'Ethnic',
rlm@3 156 49 => 'Gothic',
rlm@3 157 50 => 'Darkwave',
rlm@3 158 51 => 'Techno-Industrial',
rlm@3 159 52 => 'Electronic',
rlm@3 160 53 => 'Pop-Folk',
rlm@3 161 54 => 'Eurodance',
rlm@3 162 55 => 'Dream',
rlm@3 163 56 => 'Southern Rock',
rlm@3 164 57 => 'Comedy',
rlm@3 165 58 => 'Cult',
rlm@3 166 59 => 'Gangsta Rap',
rlm@3 167 60 => 'Top 40',
rlm@3 168 61 => 'Christian Rap',
rlm@3 169 62 => 'Pop/Funk',
rlm@3 170 63 => 'Jungle',
rlm@3 171 64 => 'Native American',
rlm@3 172 65 => 'Cabaret',
rlm@3 173 66 => 'New Wave',
rlm@3 174 67 => 'Psychedelic',
rlm@3 175 68 => 'Rave',
rlm@3 176 69 => 'Showtunes',
rlm@3 177 70 => 'Trailer',
rlm@3 178 71 => 'Lo-Fi',
rlm@3 179 72 => 'Tribal',
rlm@3 180 73 => 'Acid Punk',
rlm@3 181 74 => 'Acid Jazz',
rlm@3 182 75 => 'Polka',
rlm@3 183 76 => 'Retro',
rlm@3 184 77 => 'Musical',
rlm@3 185 78 => 'Rock & Roll',
rlm@3 186 79 => 'Hard Rock',
rlm@3 187 80 => 'Folk',
rlm@3 188 81 => 'Folk/Rock',
rlm@3 189 82 => 'National Folk',
rlm@3 190 83 => 'Swing',
rlm@3 191 84 => 'Fast-Fusion',
rlm@3 192 85 => 'Bebob',
rlm@3 193 86 => 'Latin',
rlm@3 194 87 => 'Revival',
rlm@3 195 88 => 'Celtic',
rlm@3 196 89 => 'Bluegrass',
rlm@3 197 90 => 'Avantgarde',
rlm@3 198 91 => 'Gothic Rock',
rlm@3 199 92 => 'Progressive Rock',
rlm@3 200 93 => 'Psychedelic Rock',
rlm@3 201 94 => 'Symphonic Rock',
rlm@3 202 95 => 'Slow Rock',
rlm@3 203 96 => 'Big Band',
rlm@3 204 97 => 'Chorus',
rlm@3 205 98 => 'Easy Listening',
rlm@3 206 99 => 'Acoustic',
rlm@3 207 100 => 'Humour',
rlm@3 208 101 => 'Speech',
rlm@3 209 102 => 'Chanson',
rlm@3 210 103 => 'Opera',
rlm@3 211 104 => 'Chamber Music',
rlm@3 212 105 => 'Sonata',
rlm@3 213 106 => 'Symphony',
rlm@3 214 107 => 'Booty Bass',
rlm@3 215 108 => 'Primus',
rlm@3 216 109 => 'Porn Groove',
rlm@3 217 110 => 'Satire',
rlm@3 218 111 => 'Slow Jam',
rlm@3 219 112 => 'Club',
rlm@3 220 113 => 'Tango',
rlm@3 221 114 => 'Samba',
rlm@3 222 115 => 'Folklore',
rlm@3 223 116 => 'Ballad',
rlm@3 224 117 => 'Power Ballad',
rlm@3 225 118 => 'Rhythmic Soul',
rlm@3 226 119 => 'Freestyle',
rlm@3 227 120 => 'Duet',
rlm@3 228 121 => 'Punk Rock',
rlm@3 229 122 => 'Drum Solo',
rlm@3 230 123 => 'A Cappella',
rlm@3 231 124 => 'Euro-House',
rlm@3 232 125 => 'Dance Hall',
rlm@3 233 126 => 'Goa',
rlm@3 234 127 => 'Drum & Bass',
rlm@3 235 128 => 'Club-House',
rlm@3 236 129 => 'Hardcore',
rlm@3 237 130 => 'Terror',
rlm@3 238 131 => 'Indie',
rlm@3 239 132 => 'BritPop',
rlm@3 240 133 => 'Negerpunk',
rlm@3 241 134 => 'Polsk Punk',
rlm@3 242 135 => 'Beat',
rlm@3 243 136 => 'Christian Gangsta Rap',
rlm@3 244 137 => 'Heavy Metal',
rlm@3 245 138 => 'Black Metal',
rlm@3 246 139 => 'Crossover',
rlm@3 247 140 => 'Contemporary Christian',
rlm@3 248 141 => 'Christian Rock',
rlm@3 249 142 => 'Merengue',
rlm@3 250 143 => 'Salsa',
rlm@3 251 144 => 'Trash Metal',
rlm@3 252 145 => 'Anime',
rlm@3 253 146 => 'JPop',
rlm@3 254 147 => 'Synthpop',
rlm@3 255
rlm@3 256 255 => 'Unknown',
rlm@3 257
rlm@3 258 'CR' => 'Cover',
rlm@3 259 'RX' => 'Remix'
rlm@3 260 );
rlm@3 261
rlm@3 262 static $lookupSCMPX = array ();
rlm@3 263 if ($allow_SCMPX_extended && empty($lookupSCMPX)) {
rlm@3 264 $lookupSCMPX = $lookup;
rlm@3 265 // http://www.geocities.co.jp/SiliconValley-Oakland/3664/alittle.html#GenreExtended
rlm@3 266 // Extended ID3v1 genres invented by SCMPX
rlm@3 267 // Note that 255 "Japanese Anime" conflicts with standard "Unknown"
rlm@3 268 $lookupSCMPX[240] = 'Sacred';
rlm@3 269 $lookupSCMPX[241] = 'Northern Europe';
rlm@3 270 $lookupSCMPX[242] = 'Irish & Scottish';
rlm@3 271 $lookupSCMPX[243] = 'Scotland';
rlm@3 272 $lookupSCMPX[244] = 'Ethnic Europe';
rlm@3 273 $lookupSCMPX[245] = 'Enka';
rlm@3 274 $lookupSCMPX[246] = 'Children\'s Song';
rlm@3 275 $lookupSCMPX[247] = 'Japanese Sky';
rlm@3 276 $lookupSCMPX[248] = 'Japanese Heavy Rock';
rlm@3 277 $lookupSCMPX[249] = 'Japanese Doom Rock';
rlm@3 278 $lookupSCMPX[250] = 'Japanese J-POP';
rlm@3 279 $lookupSCMPX[251] = 'Japanese Seiyu';
rlm@3 280 $lookupSCMPX[252] = 'Japanese Ambient Techno';
rlm@3 281 $lookupSCMPX[253] = 'Japanese Moemoe';
rlm@3 282 $lookupSCMPX[254] = 'Japanese Tokusatsu';
rlm@3 283 //$lookupSCMPX[255] = 'Japanese Anime';
rlm@3 284 }
rlm@3 285
rlm@3 286 return ($allow_SCMPX_extended ? $lookupSCMPX : $lookup);
rlm@3 287 }
rlm@3 288
rlm@3 289
rlm@3 290
rlm@3 291 public static function LookupGenreName($genre_id, $allow_SCMPX_extended=true) {
rlm@3 292
rlm@3 293 switch ($genre_id) {
rlm@3 294 case 'RX':
rlm@3 295 case 'CR':
rlm@3 296 break;
rlm@3 297 default:
rlm@3 298 $genre_id = intval($genre_id); // to handle 3 or '3' or '03'
rlm@3 299 break;
rlm@3 300 }
rlm@3 301 $lookup = getid3_id3v1::ArrayOfGenres($allow_SCMPX_extended);
rlm@3 302 return (isset($lookup[$genre_id]) ? $lookup[$genre_id] : false);
rlm@3 303 }
rlm@3 304
rlm@3 305
rlm@3 306 public static function LookupGenreID($genre, $allow_SCMPX_extended=false) {
rlm@3 307
rlm@3 308 $lookup = getid3_id3v1::ArrayOfGenres($allow_SCMPX_extended);
rlm@3 309 $lower_case_no_space_search_term = strtolower(str_replace(' ', '', $genre));
rlm@3 310 foreach ($lookup as $key => $value) {
rlm@3 311 foreach ($lookup as $key => $value) {
rlm@3 312 if (strtolower(str_replace(' ', '', $value)) == $lower_case_no_space_search_term) {
rlm@3 313 return $key;
rlm@3 314 }
rlm@3 315 }
rlm@3 316 return false;
rlm@3 317 }
rlm@3 318 return (isset($lookup[$genre_id]) ? $lookup[$genre_id] : false);
rlm@3 319 }
rlm@3 320
rlm@3 321 }
rlm@3 322
rlm@3 323
rlm@3 324 ?>