| author | ymh <ymh.work@gmail.com> |
| Wed, 21 Sep 2022 18:19:35 +0200 | |
| changeset 18 | be944660c56a |
| parent 16 | a86126ab1dd4 |
| child 19 | 3d72ae0968f4 |
| permissions | -rw-r--r-- |
| 0 | 1 |
<?php |
| 16 | 2 |
|
| 0 | 3 |
///////////////////////////////////////////////////////////////// |
4 |
/// getID3() by James Heinrich <info@getid3.org> // |
|
| 16 | 5 |
// available at https://github.com/JamesHeinrich/getID3 // |
6 |
// or https://www.getid3.org // |
|
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// or http://getid3.sourceforge.net // |
|
| 0 | 8 |
// // |
9 |
// getid3.lib.php - part of getID3() // |
|
| 16 | 10 |
// see readme.txt for more details // |
| 0 | 11 |
// /// |
12 |
///////////////////////////////////////////////////////////////// |
|
13 |
||
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||
15 |
class getid3_lib |
|
16 |
{ |
|
| 16 | 17 |
/** |
18 |
* @param string $string |
|
19 |
* @param bool $hex |
|
20 |
* @param bool $spaces |
|
21 |
* @param string|bool $htmlencoding |
|
22 |
* |
|
23 |
* @return string |
|
24 |
*/ |
|
| 0 | 25 |
public static function PrintHexBytes($string, $hex=true, $spaces=true, $htmlencoding='UTF-8') { |
26 |
$returnstring = ''; |
|
27 |
for ($i = 0; $i < strlen($string); $i++) { |
|
28 |
if ($hex) { |
|
| 16 | 29 |
$returnstring .= str_pad(dechex(ord($string[$i])), 2, '0', STR_PAD_LEFT); |
| 0 | 30 |
} else { |
| 16 | 31 |
$returnstring .= ' '.(preg_match("#[\x20-\x7E]#", $string[$i]) ? $string[$i] : 'ยค'); |
| 0 | 32 |
} |
33 |
if ($spaces) { |
|
34 |
$returnstring .= ' '; |
|
35 |
} |
|
36 |
} |
|
37 |
if (!empty($htmlencoding)) { |
|
38 |
if ($htmlencoding === true) { |
|
39 |
$htmlencoding = 'UTF-8'; // prior to getID3 v1.9.0 the function's 4th parameter was boolean |
|
40 |
} |
|
41 |
$returnstring = htmlentities($returnstring, ENT_QUOTES, $htmlencoding); |
|
42 |
} |
|
43 |
return $returnstring; |
|
44 |
} |
|
45 |
||
| 16 | 46 |
/** |
47 |
* Truncates a floating-point number at the decimal point. |
|
48 |
* |
|
49 |
* @param float $floatnumber |
|
50 |
* |
|
51 |
* @return float|int returns int (if possible, otherwise float) |
|
52 |
*/ |
|
| 0 | 53 |
public static function trunc($floatnumber) { |
54 |
if ($floatnumber >= 1) { |
|
55 |
$truncatednumber = floor($floatnumber); |
|
56 |
} elseif ($floatnumber <= -1) { |
|
57 |
$truncatednumber = ceil($floatnumber); |
|
58 |
} else { |
|
59 |
$truncatednumber = 0; |
|
60 |
} |
|
61 |
if (self::intValueSupported($truncatednumber)) { |
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62 |
$truncatednumber = (int) $truncatednumber; |
|
63 |
} |
|
64 |
return $truncatednumber; |
|
65 |
} |
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66 |
||
| 16 | 67 |
/** |
68 |
* @param int|null $variable |
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69 |
* @param int $increment |
|
70 |
* |
|
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* @return bool |
|
72 |
*/ |
|
| 0 | 73 |
public static function safe_inc(&$variable, $increment=1) { |
74 |
if (isset($variable)) { |
|
75 |
$variable += $increment; |
|
76 |
} else { |
|
77 |
$variable = $increment; |
|
78 |
} |
|
79 |
return true; |
|
80 |
} |
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81 |
||
| 16 | 82 |
/** |
83 |
* @param int|float $floatnum |
|
84 |
* |
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* @return int|float |
|
86 |
*/ |
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| 0 | 87 |
public static function CastAsInt($floatnum) { |
88 |
// convert to float if not already |
|
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$floatnum = (float) $floatnum; |
|
90 |
||
91 |
// convert a float to type int, only if possible |
|
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if (self::trunc($floatnum) == $floatnum) { |
|
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// it's not floating point |
|
94 |
if (self::intValueSupported($floatnum)) { |
|
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// it's within int range |
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$floatnum = (int) $floatnum; |
|
97 |
} |
|
98 |
} |
|
99 |
return $floatnum; |
|
100 |
} |
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101 |
||
| 16 | 102 |
/** |
103 |
* @param int $num |
|
104 |
* |
|
105 |
* @return bool |
|
106 |
*/ |
|
| 0 | 107 |
public static function intValueSupported($num) { |
108 |
// check if integers are 64-bit |
|
109 |
static $hasINT64 = null; |
|
110 |
if ($hasINT64 === null) { // 10x faster than is_null() |
|
111 |
$hasINT64 = is_int(pow(2, 31)); // 32-bit int are limited to (2^31)-1 |
|
112 |
if (!$hasINT64 && !defined('PHP_INT_MIN')) { |
|
113 |
define('PHP_INT_MIN', ~PHP_INT_MAX); |
|
114 |
} |
|
115 |
} |
|
116 |
// if integers are 64-bit - no other check required |
|
| 16 | 117 |
if ($hasINT64 || (($num <= PHP_INT_MAX) && ($num >= PHP_INT_MIN))) { // phpcs:ignore PHPCompatibility.Constants.NewConstants.php_int_minFound |
| 0 | 118 |
return true; |
119 |
} |
|
120 |
return false; |
|
121 |
} |
|
122 |
||
| 16 | 123 |
/** |
124 |
* @param string $fraction |
|
125 |
* |
|
126 |
* @return float |
|
127 |
*/ |
|
| 0 | 128 |
public static function DecimalizeFraction($fraction) { |
129 |
list($numerator, $denominator) = explode('/', $fraction); |
|
130 |
return $numerator / ($denominator ? $denominator : 1); |
|
131 |
} |
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132 |
||
| 16 | 133 |
/** |
134 |
* @param string $binarynumerator |
|
135 |
* |
|
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* @return float |
|
137 |
*/ |
|
| 0 | 138 |
public static function DecimalBinary2Float($binarynumerator) { |
139 |
$numerator = self::Bin2Dec($binarynumerator); |
|
140 |
$denominator = self::Bin2Dec('1'.str_repeat('0', strlen($binarynumerator))); |
|
141 |
return ($numerator / $denominator); |
|
142 |
} |
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143 |
||
| 16 | 144 |
/** |
145 |
* @link http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html |
|
146 |
* |
|
147 |
* @param string $binarypointnumber |
|
148 |
* @param int $maxbits |
|
149 |
* |
|
150 |
* @return array |
|
151 |
*/ |
|
| 0 | 152 |
public static function NormalizeBinaryPoint($binarypointnumber, $maxbits=52) { |
153 |
if (strpos($binarypointnumber, '.') === false) { |
|
154 |
$binarypointnumber = '0.'.$binarypointnumber; |
|
| 16 | 155 |
} elseif ($binarypointnumber[0] == '.') { |
| 0 | 156 |
$binarypointnumber = '0'.$binarypointnumber; |
157 |
} |
|
158 |
$exponent = 0; |
|
| 16 | 159 |
while (($binarypointnumber[0] != '1') || (substr($binarypointnumber, 1, 1) != '.')) { |
| 0 | 160 |
if (substr($binarypointnumber, 1, 1) == '.') { |
161 |
$exponent--; |
|
162 |
$binarypointnumber = substr($binarypointnumber, 2, 1).'.'.substr($binarypointnumber, 3); |
|
163 |
} else { |
|
164 |
$pointpos = strpos($binarypointnumber, '.'); |
|
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$exponent += ($pointpos - 1); |
|
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$binarypointnumber = str_replace('.', '', $binarypointnumber); |
|
| 16 | 167 |
$binarypointnumber = $binarypointnumber[0].'.'.substr($binarypointnumber, 1); |
| 0 | 168 |
} |
169 |
} |
|
170 |
$binarypointnumber = str_pad(substr($binarypointnumber, 0, $maxbits + 2), $maxbits + 2, '0', STR_PAD_RIGHT); |
|
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return array('normalized'=>$binarypointnumber, 'exponent'=>(int) $exponent); |
|
172 |
} |
|
173 |
||
| 16 | 174 |
/** |
175 |
* @link http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html |
|
176 |
* |
|
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* @param float $floatvalue |
|
178 |
* |
|
179 |
* @return string |
|
180 |
*/ |
|
| 0 | 181 |
public static function Float2BinaryDecimal($floatvalue) { |
182 |
$maxbits = 128; // to how many bits of precision should the calculations be taken? |
|
183 |
$intpart = self::trunc($floatvalue); |
|
184 |
$floatpart = abs($floatvalue - $intpart); |
|
185 |
$pointbitstring = ''; |
|
186 |
while (($floatpart != 0) && (strlen($pointbitstring) < $maxbits)) { |
|
187 |
$floatpart *= 2; |
|
188 |
$pointbitstring .= (string) self::trunc($floatpart); |
|
189 |
$floatpart -= self::trunc($floatpart); |
|
190 |
} |
|
191 |
$binarypointnumber = decbin($intpart).'.'.$pointbitstring; |
|
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return $binarypointnumber; |
|
193 |
} |
|
194 |
||
| 16 | 195 |
/** |
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* @link http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee-expl.html |
|
197 |
* |
|
198 |
* @param float $floatvalue |
|
199 |
* @param int $bits |
|
200 |
* |
|
201 |
* @return string|false |
|
202 |
*/ |
|
| 0 | 203 |
public static function Float2String($floatvalue, $bits) { |
| 16 | 204 |
$exponentbits = 0; |
205 |
$fractionbits = 0; |
|
| 0 | 206 |
switch ($bits) { |
207 |
case 32: |
|
208 |
$exponentbits = 8; |
|
209 |
$fractionbits = 23; |
|
210 |
break; |
|
211 |
||
212 |
case 64: |
|
213 |
$exponentbits = 11; |
|
214 |
$fractionbits = 52; |
|
215 |
break; |
|
216 |
||
217 |
default: |
|
218 |
return false; |
|
219 |
} |
|
220 |
if ($floatvalue >= 0) { |
|
221 |
$signbit = '0'; |
|
222 |
} else { |
|
223 |
$signbit = '1'; |
|
224 |
} |
|
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$normalizedbinary = self::NormalizeBinaryPoint(self::Float2BinaryDecimal($floatvalue), $fractionbits); |
|
226 |
$biasedexponent = pow(2, $exponentbits - 1) - 1 + $normalizedbinary['exponent']; // (127 or 1023) +/- exponent |
|
227 |
$exponentbitstring = str_pad(decbin($biasedexponent), $exponentbits, '0', STR_PAD_LEFT); |
|
228 |
$fractionbitstring = str_pad(substr($normalizedbinary['normalized'], 2), $fractionbits, '0', STR_PAD_RIGHT); |
|
229 |
||
230 |
return self::BigEndian2String(self::Bin2Dec($signbit.$exponentbitstring.$fractionbitstring), $bits % 8, false); |
|
231 |
} |
|
232 |
||
| 16 | 233 |
/** |
234 |
* @param string $byteword |
|
235 |
* |
|
236 |
* @return float|false |
|
237 |
*/ |
|
| 0 | 238 |
public static function LittleEndian2Float($byteword) { |
239 |
return self::BigEndian2Float(strrev($byteword)); |
|
240 |
} |
|
241 |
||
| 16 | 242 |
/** |
243 |
* ANSI/IEEE Standard 754-1985, Standard for Binary Floating Point Arithmetic |
|
244 |
* |
|
245 |
* @link http://www.psc.edu/general/software/packages/ieee/ieee.html |
|
246 |
* @link http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee.html |
|
247 |
* |
|
248 |
* @param string $byteword |
|
249 |
* |
|
250 |
* @return float|false |
|
251 |
*/ |
|
| 0 | 252 |
public static function BigEndian2Float($byteword) { |
253 |
$bitword = self::BigEndian2Bin($byteword); |
|
254 |
if (!$bitword) { |
|
255 |
return 0; |
|
256 |
} |
|
| 16 | 257 |
$signbit = $bitword[0]; |
258 |
$floatvalue = 0; |
|
259 |
$exponentbits = 0; |
|
260 |
$fractionbits = 0; |
|
| 0 | 261 |
|
262 |
switch (strlen($byteword) * 8) { |
|
263 |
case 32: |
|
264 |
$exponentbits = 8; |
|
265 |
$fractionbits = 23; |
|
266 |
break; |
|
267 |
||
268 |
case 64: |
|
269 |
$exponentbits = 11; |
|
270 |
$fractionbits = 52; |
|
271 |
break; |
|
272 |
||
273 |
case 80: |
|
274 |
// 80-bit Apple SANE format |
|
275 |
// http://www.mactech.com/articles/mactech/Vol.06/06.01/SANENormalized/ |
|
276 |
$exponentstring = substr($bitword, 1, 15); |
|
| 16 | 277 |
$isnormalized = intval($bitword[16]); |
| 0 | 278 |
$fractionstring = substr($bitword, 17, 63); |
279 |
$exponent = pow(2, self::Bin2Dec($exponentstring) - 16383); |
|
280 |
$fraction = $isnormalized + self::DecimalBinary2Float($fractionstring); |
|
281 |
$floatvalue = $exponent * $fraction; |
|
282 |
if ($signbit == '1') { |
|
283 |
$floatvalue *= -1; |
|
284 |
} |
|
285 |
return $floatvalue; |
|
286 |
||
287 |
default: |
|
288 |
return false; |
|
289 |
} |
|
290 |
$exponentstring = substr($bitword, 1, $exponentbits); |
|
291 |
$fractionstring = substr($bitword, $exponentbits + 1, $fractionbits); |
|
292 |
$exponent = self::Bin2Dec($exponentstring); |
|
293 |
$fraction = self::Bin2Dec($fractionstring); |
|
294 |
||
295 |
if (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction != 0)) { |
|
296 |
// Not a Number |
|
297 |
$floatvalue = false; |
|
298 |
} elseif (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction == 0)) { |
|
299 |
if ($signbit == '1') { |
|
300 |
$floatvalue = '-infinity'; |
|
301 |
} else { |
|
302 |
$floatvalue = '+infinity'; |
|
303 |
} |
|
304 |
} elseif (($exponent == 0) && ($fraction == 0)) { |
|
305 |
if ($signbit == '1') { |
|
306 |
$floatvalue = -0; |
|
307 |
} else { |
|
308 |
$floatvalue = 0; |
|
309 |
} |
|
310 |
$floatvalue = ($signbit ? 0 : -0); |
|
311 |
} elseif (($exponent == 0) && ($fraction != 0)) { |
|
312 |
// These are 'unnormalized' values |
|
313 |
$floatvalue = pow(2, (-1 * (pow(2, $exponentbits - 1) - 2))) * self::DecimalBinary2Float($fractionstring); |
|
314 |
if ($signbit == '1') { |
|
315 |
$floatvalue *= -1; |
|
316 |
} |
|
317 |
} elseif ($exponent != 0) { |
|
318 |
$floatvalue = pow(2, ($exponent - (pow(2, $exponentbits - 1) - 1))) * (1 + self::DecimalBinary2Float($fractionstring)); |
|
319 |
if ($signbit == '1') { |
|
320 |
$floatvalue *= -1; |
|
321 |
} |
|
322 |
} |
|
323 |
return (float) $floatvalue; |
|
324 |
} |
|
325 |
||
| 16 | 326 |
/** |
327 |
* @param string $byteword |
|
328 |
* @param bool $synchsafe |
|
329 |
* @param bool $signed |
|
330 |
* |
|
331 |
* @return int|float|false |
|
332 |
* @throws Exception |
|
333 |
*/ |
|
| 0 | 334 |
public static function BigEndian2Int($byteword, $synchsafe=false, $signed=false) { |
335 |
$intvalue = 0; |
|
336 |
$bytewordlen = strlen($byteword); |
|
337 |
if ($bytewordlen == 0) { |
|
338 |
return false; |
|
339 |
} |
|
340 |
for ($i = 0; $i < $bytewordlen; $i++) { |
|
341 |
if ($synchsafe) { // disregard MSB, effectively 7-bit bytes |
|
342 |
//$intvalue = $intvalue | (ord($byteword{$i}) & 0x7F) << (($bytewordlen - 1 - $i) * 7); // faster, but runs into problems past 2^31 on 32-bit systems |
|
| 16 | 343 |
$intvalue += (ord($byteword[$i]) & 0x7F) * pow(2, ($bytewordlen - 1 - $i) * 7); |
| 0 | 344 |
} else { |
| 16 | 345 |
$intvalue += ord($byteword[$i]) * pow(256, ($bytewordlen - 1 - $i)); |
| 0 | 346 |
} |
347 |
} |
|
348 |
if ($signed && !$synchsafe) { |
|
349 |
// synchsafe ints are not allowed to be signed |
|
350 |
if ($bytewordlen <= PHP_INT_SIZE) { |
|
351 |
$signMaskBit = 0x80 << (8 * ($bytewordlen - 1)); |
|
352 |
if ($intvalue & $signMaskBit) { |
|
353 |
$intvalue = 0 - ($intvalue & ($signMaskBit - 1)); |
|
354 |
} |
|
355 |
} else { |
|
356 |
throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits ('.strlen($byteword).') in self::BigEndian2Int()'); |
|
357 |
} |
|
358 |
} |
|
359 |
return self::CastAsInt($intvalue); |
|
360 |
} |
|
361 |
||
| 16 | 362 |
/** |
363 |
* @param string $byteword |
|
364 |
* @param bool $signed |
|
365 |
* |
|
366 |
* @return int|float|false |
|
367 |
*/ |
|
| 0 | 368 |
public static function LittleEndian2Int($byteword, $signed=false) { |
369 |
return self::BigEndian2Int(strrev($byteword), false, $signed); |
|
370 |
} |
|
371 |
||
| 16 | 372 |
/** |
373 |
* @param string $byteword |
|
374 |
* |
|
375 |
* @return string |
|
376 |
*/ |
|
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7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
377 |
public static function LittleEndian2Bin($byteword) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
378 |
return self::BigEndian2Bin(strrev($byteword)); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
379 |
} |
| 0 | 380 |
|
| 16 | 381 |
/** |
382 |
* @param string $byteword |
|
383 |
* |
|
384 |
* @return string |
|
385 |
*/ |
|
| 0 | 386 |
public static function BigEndian2Bin($byteword) { |
387 |
$binvalue = ''; |
|
388 |
$bytewordlen = strlen($byteword); |
|
389 |
for ($i = 0; $i < $bytewordlen; $i++) { |
|
| 16 | 390 |
$binvalue .= str_pad(decbin(ord($byteword[$i])), 8, '0', STR_PAD_LEFT); |
| 0 | 391 |
} |
392 |
return $binvalue; |
|
393 |
} |
|
394 |
||
| 16 | 395 |
/** |
396 |
* @param int $number |
|
397 |
* @param int $minbytes |
|
398 |
* @param bool $synchsafe |
|
399 |
* @param bool $signed |
|
400 |
* |
|
401 |
* @return string |
|
402 |
* @throws Exception |
|
403 |
*/ |
|
| 0 | 404 |
public static function BigEndian2String($number, $minbytes=1, $synchsafe=false, $signed=false) { |
405 |
if ($number < 0) { |
|
406 |
throw new Exception('ERROR: self::BigEndian2String() does not support negative numbers'); |
|
407 |
} |
|
408 |
$maskbyte = (($synchsafe || $signed) ? 0x7F : 0xFF); |
|
409 |
$intstring = ''; |
|
410 |
if ($signed) { |
|
411 |
if ($minbytes > PHP_INT_SIZE) { |
|
412 |
throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits in self::BigEndian2String()'); |
|
413 |
} |
|
414 |
$number = $number & (0x80 << (8 * ($minbytes - 1))); |
|
415 |
} |
|
416 |
while ($number != 0) { |
|
417 |
$quotient = ($number / ($maskbyte + 1)); |
|
418 |
$intstring = chr(ceil(($quotient - floor($quotient)) * $maskbyte)).$intstring; |
|
419 |
$number = floor($quotient); |
|
420 |
} |
|
421 |
return str_pad($intstring, $minbytes, "\x00", STR_PAD_LEFT); |
|
422 |
} |
|
423 |
||
| 16 | 424 |
/** |
425 |
* @param int $number |
|
426 |
* |
|
427 |
* @return string |
|
428 |
*/ |
|
| 0 | 429 |
public static function Dec2Bin($number) { |
430 |
while ($number >= 256) { |
|
431 |
$bytes[] = (($number / 256) - (floor($number / 256))) * 256; |
|
432 |
$number = floor($number / 256); |
|
433 |
} |
|
434 |
$bytes[] = $number; |
|
435 |
$binstring = ''; |
|
436 |
for ($i = 0; $i < count($bytes); $i++) { |
|
437 |
$binstring = (($i == count($bytes) - 1) ? decbin($bytes[$i]) : str_pad(decbin($bytes[$i]), 8, '0', STR_PAD_LEFT)).$binstring; |
|
438 |
} |
|
439 |
return $binstring; |
|
440 |
} |
|
441 |
||
| 16 | 442 |
/** |
443 |
* @param string $binstring |
|
444 |
* @param bool $signed |
|
445 |
* |
|
446 |
* @return int|float |
|
447 |
*/ |
|
| 0 | 448 |
public static function Bin2Dec($binstring, $signed=false) { |
449 |
$signmult = 1; |
|
450 |
if ($signed) { |
|
| 16 | 451 |
if ($binstring[0] == '1') { |
| 0 | 452 |
$signmult = -1; |
453 |
} |
|
454 |
$binstring = substr($binstring, 1); |
|
455 |
} |
|
456 |
$decvalue = 0; |
|
457 |
for ($i = 0; $i < strlen($binstring); $i++) { |
|
458 |
$decvalue += ((int) substr($binstring, strlen($binstring) - $i - 1, 1)) * pow(2, $i); |
|
459 |
} |
|
460 |
return self::CastAsInt($decvalue * $signmult); |
|
461 |
} |
|
462 |
||
| 16 | 463 |
/** |
464 |
* @param string $binstring |
|
465 |
* |
|
466 |
* @return string |
|
467 |
*/ |
|
| 0 | 468 |
public static function Bin2String($binstring) { |
469 |
// return 'hi' for input of '0110100001101001' |
|
470 |
$string = ''; |
|
471 |
$binstringreversed = strrev($binstring); |
|
472 |
for ($i = 0; $i < strlen($binstringreversed); $i += 8) { |
|
473 |
$string = chr(self::Bin2Dec(strrev(substr($binstringreversed, $i, 8)))).$string; |
|
474 |
} |
|
475 |
return $string; |
|
476 |
} |
|
477 |
||
| 16 | 478 |
/** |
479 |
* @param int $number |
|
480 |
* @param int $minbytes |
|
481 |
* @param bool $synchsafe |
|
482 |
* |
|
483 |
* @return string |
|
484 |
*/ |
|
| 0 | 485 |
public static function LittleEndian2String($number, $minbytes=1, $synchsafe=false) { |
486 |
$intstring = ''; |
|
487 |
while ($number > 0) { |
|
488 |
if ($synchsafe) { |
|
489 |
$intstring = $intstring.chr($number & 127); |
|
490 |
$number >>= 7; |
|
491 |
} else { |
|
492 |
$intstring = $intstring.chr($number & 255); |
|
493 |
$number >>= 8; |
|
494 |
} |
|
495 |
} |
|
496 |
return str_pad($intstring, $minbytes, "\x00", STR_PAD_RIGHT); |
|
497 |
} |
|
498 |
||
| 16 | 499 |
/** |
500 |
* @param mixed $array1 |
|
501 |
* @param mixed $array2 |
|
502 |
* |
|
503 |
* @return array|false |
|
504 |
*/ |
|
| 0 | 505 |
public static function array_merge_clobber($array1, $array2) { |
506 |
// written by kcรhireability*com |
|
507 |
// taken from http://www.php.net/manual/en/function.array-merge-recursive.php |
|
508 |
if (!is_array($array1) || !is_array($array2)) { |
|
509 |
return false; |
|
510 |
} |
|
511 |
$newarray = $array1; |
|
512 |
foreach ($array2 as $key => $val) { |
|
513 |
if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) { |
|
514 |
$newarray[$key] = self::array_merge_clobber($newarray[$key], $val); |
|
515 |
} else { |
|
516 |
$newarray[$key] = $val; |
|
517 |
} |
|
518 |
} |
|
519 |
return $newarray; |
|
520 |
} |
|
521 |
||
| 16 | 522 |
/** |
523 |
* @param mixed $array1 |
|
524 |
* @param mixed $array2 |
|
525 |
* |
|
526 |
* @return array|false |
|
527 |
*/ |
|
| 0 | 528 |
public static function array_merge_noclobber($array1, $array2) { |
529 |
if (!is_array($array1) || !is_array($array2)) { |
|
530 |
return false; |
|
531 |
} |
|
532 |
$newarray = $array1; |
|
533 |
foreach ($array2 as $key => $val) { |
|
534 |
if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) { |
|
535 |
$newarray[$key] = self::array_merge_noclobber($newarray[$key], $val); |
|
536 |
} elseif (!isset($newarray[$key])) { |
|
537 |
$newarray[$key] = $val; |
|
538 |
} |
|
539 |
} |
|
540 |
return $newarray; |
|
541 |
} |
|
542 |
||
| 16 | 543 |
/** |
544 |
* @param mixed $array1 |
|
545 |
* @param mixed $array2 |
|
546 |
* |
|
547 |
* @return array|false|null |
|
548 |
*/ |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
549 |
public static function flipped_array_merge_noclobber($array1, $array2) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
550 |
if (!is_array($array1) || !is_array($array2)) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
551 |
return false; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
552 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
553 |
# naturally, this only works non-recursively |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
554 |
$newarray = array_flip($array1); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
555 |
foreach (array_flip($array2) as $key => $val) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
556 |
if (!isset($newarray[$key])) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
557 |
$newarray[$key] = count($newarray); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
558 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
559 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
560 |
return array_flip($newarray); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
561 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
562 |
|
| 16 | 563 |
/** |
564 |
* @param array $theArray |
|
565 |
* |
|
566 |
* @return bool |
|
567 |
*/ |
|
| 0 | 568 |
public static function ksort_recursive(&$theArray) { |
569 |
ksort($theArray); |
|
570 |
foreach ($theArray as $key => $value) { |
|
571 |
if (is_array($value)) { |
|
572 |
self::ksort_recursive($theArray[$key]); |
|
573 |
} |
|
574 |
} |
|
575 |
return true; |
|
576 |
} |
|
577 |
||
| 16 | 578 |
/** |
579 |
* @param string $filename |
|
580 |
* @param int $numextensions |
|
581 |
* |
|
582 |
* @return string |
|
583 |
*/ |
|
| 0 | 584 |
public static function fileextension($filename, $numextensions=1) { |
585 |
if (strstr($filename, '.')) { |
|
586 |
$reversedfilename = strrev($filename); |
|
587 |
$offset = 0; |
|
588 |
for ($i = 0; $i < $numextensions; $i++) { |
|
589 |
$offset = strpos($reversedfilename, '.', $offset + 1); |
|
590 |
if ($offset === false) { |
|
591 |
return ''; |
|
592 |
} |
|
593 |
} |
|
594 |
return strrev(substr($reversedfilename, 0, $offset)); |
|
595 |
} |
|
596 |
return ''; |
|
597 |
} |
|
598 |
||
| 16 | 599 |
/** |
600 |
* @param int $seconds |
|
601 |
* |
|
602 |
* @return string |
|
603 |
*/ |
|
| 0 | 604 |
public static function PlaytimeString($seconds) { |
605 |
$sign = (($seconds < 0) ? '-' : ''); |
|
606 |
$seconds = round(abs($seconds)); |
|
607 |
$H = (int) floor( $seconds / 3600); |
|
608 |
$M = (int) floor(($seconds - (3600 * $H) ) / 60); |
|
609 |
$S = (int) round( $seconds - (3600 * $H) - (60 * $M) ); |
|
610 |
return $sign.($H ? $H.':' : '').($H ? str_pad($M, 2, '0', STR_PAD_LEFT) : intval($M)).':'.str_pad($S, 2, 0, STR_PAD_LEFT); |
|
611 |
} |
|
612 |
||
| 16 | 613 |
/** |
614 |
* @param int $macdate |
|
615 |
* |
|
616 |
* @return int|float |
|
617 |
*/ |
|
| 0 | 618 |
public static function DateMac2Unix($macdate) { |
619 |
// Macintosh timestamp: seconds since 00:00h January 1, 1904 |
|
620 |
// UNIX timestamp: seconds since 00:00h January 1, 1970 |
|
621 |
return self::CastAsInt($macdate - 2082844800); |
|
622 |
} |
|
623 |
||
| 16 | 624 |
/** |
625 |
* @param string $rawdata |
|
626 |
* |
|
627 |
* @return float |
|
628 |
*/ |
|
| 0 | 629 |
public static function FixedPoint8_8($rawdata) { |
630 |
return self::BigEndian2Int(substr($rawdata, 0, 1)) + (float) (self::BigEndian2Int(substr($rawdata, 1, 1)) / pow(2, 8)); |
|
631 |
} |
|
632 |
||
| 16 | 633 |
/** |
634 |
* @param string $rawdata |
|
635 |
* |
|
636 |
* @return float |
|
637 |
*/ |
|
| 0 | 638 |
public static function FixedPoint16_16($rawdata) { |
639 |
return self::BigEndian2Int(substr($rawdata, 0, 2)) + (float) (self::BigEndian2Int(substr($rawdata, 2, 2)) / pow(2, 16)); |
|
640 |
} |
|
641 |
||
| 16 | 642 |
/** |
643 |
* @param string $rawdata |
|
644 |
* |
|
645 |
* @return float |
|
646 |
*/ |
|
| 0 | 647 |
public static function FixedPoint2_30($rawdata) { |
648 |
$binarystring = self::BigEndian2Bin($rawdata); |
|
649 |
return self::Bin2Dec(substr($binarystring, 0, 2)) + (float) (self::Bin2Dec(substr($binarystring, 2, 30)) / pow(2, 30)); |
|
650 |
} |
|
651 |
||
652 |
||
| 16 | 653 |
/** |
654 |
* @param string $ArrayPath |
|
655 |
* @param string $Separator |
|
656 |
* @param mixed $Value |
|
657 |
* |
|
658 |
* @return array |
|
659 |
*/ |
|
| 0 | 660 |
public static function CreateDeepArray($ArrayPath, $Separator, $Value) { |
661 |
// assigns $Value to a nested array path: |
|
662 |
// $foo = self::CreateDeepArray('/path/to/my', '/', 'file.txt') |
|
663 |
// is the same as: |
|
664 |
// $foo = array('path'=>array('to'=>'array('my'=>array('file.txt')))); |
|
665 |
// or |
|
666 |
// $foo['path']['to']['my'] = 'file.txt'; |
|
667 |
$ArrayPath = ltrim($ArrayPath, $Separator); |
|
668 |
if (($pos = strpos($ArrayPath, $Separator)) !== false) { |
|
669 |
$ReturnedArray[substr($ArrayPath, 0, $pos)] = self::CreateDeepArray(substr($ArrayPath, $pos + 1), $Separator, $Value); |
|
670 |
} else { |
|
671 |
$ReturnedArray[$ArrayPath] = $Value; |
|
672 |
} |
|
673 |
return $ReturnedArray; |
|
674 |
} |
|
675 |
||
| 16 | 676 |
/** |
677 |
* @param array $arraydata |
|
678 |
* @param bool $returnkey |
|
679 |
* |
|
680 |
* @return int|false |
|
681 |
*/ |
|
| 0 | 682 |
public static function array_max($arraydata, $returnkey=false) { |
683 |
$maxvalue = false; |
|
| 16 | 684 |
$maxkey = false; |
| 0 | 685 |
foreach ($arraydata as $key => $value) { |
686 |
if (!is_array($value)) { |
|
| 16 | 687 |
if (($maxvalue === false) || ($value > $maxvalue)) { |
| 0 | 688 |
$maxvalue = $value; |
689 |
$maxkey = $key; |
|
690 |
} |
|
691 |
} |
|
692 |
} |
|
693 |
return ($returnkey ? $maxkey : $maxvalue); |
|
694 |
} |
|
695 |
||
| 16 | 696 |
/** |
697 |
* @param array $arraydata |
|
698 |
* @param bool $returnkey |
|
699 |
* |
|
700 |
* @return int|false |
|
701 |
*/ |
|
| 0 | 702 |
public static function array_min($arraydata, $returnkey=false) { |
703 |
$minvalue = false; |
|
| 16 | 704 |
$minkey = false; |
| 0 | 705 |
foreach ($arraydata as $key => $value) { |
706 |
if (!is_array($value)) { |
|
| 16 | 707 |
if (($minvalue === false) || ($value < $minvalue)) { |
| 0 | 708 |
$minvalue = $value; |
709 |
$minkey = $key; |
|
710 |
} |
|
711 |
} |
|
712 |
} |
|
713 |
return ($returnkey ? $minkey : $minvalue); |
|
714 |
} |
|
715 |
||
| 16 | 716 |
/** |
717 |
* @param string $XMLstring |
|
718 |
* |
|
719 |
* @return array|false |
|
720 |
*/ |
|
| 0 | 721 |
public static function XML2array($XMLstring) { |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
722 |
if (function_exists('simplexml_load_string') && function_exists('libxml_disable_entity_loader')) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
723 |
// http://websec.io/2012/08/27/Preventing-XEE-in-PHP.html |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
724 |
// https://core.trac.wordpress.org/changeset/29378 |
| 18 | 725 |
// This function has been deprecated in PHP 8.0 because in libxml 2.9.0, external entity loading is |
726 |
// disabled by default, but is still needed when LIBXML_NOENT is used. |
|
727 |
$loader = @libxml_disable_entity_loader(true); |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
728 |
$XMLobject = simplexml_load_string($XMLstring, 'SimpleXMLElement', LIBXML_NOENT); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
729 |
$return = self::SimpleXMLelement2array($XMLobject); |
| 18 | 730 |
@libxml_disable_entity_loader($loader); |
| 5 | 731 |
return $return; |
| 0 | 732 |
} |
733 |
return false; |
|
734 |
} |
|
735 |
||
| 16 | 736 |
/** |
737 |
* @param SimpleXMLElement|array|mixed $XMLobject |
|
738 |
* |
|
739 |
* @return mixed |
|
740 |
*/ |
|
| 0 | 741 |
public static function SimpleXMLelement2array($XMLobject) { |
742 |
if (!is_object($XMLobject) && !is_array($XMLobject)) { |
|
743 |
return $XMLobject; |
|
744 |
} |
|
| 16 | 745 |
$XMLarray = $XMLobject instanceof SimpleXMLElement ? get_object_vars($XMLobject) : $XMLobject; |
| 0 | 746 |
foreach ($XMLarray as $key => $value) { |
747 |
$XMLarray[$key] = self::SimpleXMLelement2array($value); |
|
748 |
} |
|
749 |
return $XMLarray; |
|
750 |
} |
|
751 |
||
| 16 | 752 |
/** |
753 |
* Returns checksum for a file from starting position to absolute end position. |
|
754 |
* |
|
755 |
* @param string $file |
|
756 |
* @param int $offset |
|
757 |
* @param int $end |
|
758 |
* @param string $algorithm |
|
759 |
* |
|
760 |
* @return string|false |
|
761 |
* @throws getid3_exception |
|
762 |
*/ |
|
| 0 | 763 |
public static function hash_data($file, $offset, $end, $algorithm) { |
764 |
if (!self::intValueSupported($end)) { |
|
765 |
return false; |
|
766 |
} |
|
| 16 | 767 |
if (!in_array($algorithm, array('md5', 'sha1'))) { |
768 |
throw new getid3_exception('Invalid algorithm ('.$algorithm.') in self::hash_data()'); |
|
| 0 | 769 |
} |
770 |
||
| 16 | 771 |
$size = $end - $offset; |
| 0 | 772 |
|
| 16 | 773 |
$fp = fopen($file, 'rb'); |
774 |
fseek($fp, $offset); |
|
775 |
$ctx = hash_init($algorithm); |
|
776 |
while ($size > 0) { |
|
777 |
$buffer = fread($fp, min($size, getID3::FREAD_BUFFER_SIZE)); |
|
778 |
hash_update($ctx, $buffer); |
|
779 |
$size -= getID3::FREAD_BUFFER_SIZE; |
|
780 |
} |
|
781 |
$hash = hash_final($ctx); |
|
782 |
fclose($fp); |
|
| 0 | 783 |
|
| 16 | 784 |
return $hash; |
| 0 | 785 |
} |
786 |
||
| 16 | 787 |
/** |
788 |
* @param string $filename_source |
|
789 |
* @param string $filename_dest |
|
790 |
* @param int $offset |
|
791 |
* @param int $length |
|
792 |
* |
|
793 |
* @return bool |
|
794 |
* @throws Exception |
|
795 |
* |
|
796 |
* @deprecated Unused, may be removed in future versions of getID3 |
|
797 |
*/ |
|
| 0 | 798 |
public static function CopyFileParts($filename_source, $filename_dest, $offset, $length) { |
799 |
if (!self::intValueSupported($offset + $length)) { |
|
800 |
throw new Exception('cannot copy file portion, it extends beyond the '.round(PHP_INT_MAX / 1073741824).'GB limit'); |
|
801 |
} |
|
802 |
if (is_readable($filename_source) && is_file($filename_source) && ($fp_src = fopen($filename_source, 'rb'))) { |
|
803 |
if (($fp_dest = fopen($filename_dest, 'wb'))) { |
|
| 5 | 804 |
if (fseek($fp_src, $offset) == 0) { |
| 0 | 805 |
$byteslefttowrite = $length; |
806 |
while (($byteslefttowrite > 0) && ($buffer = fread($fp_src, min($byteslefttowrite, getID3::FREAD_BUFFER_SIZE)))) { |
|
807 |
$byteswritten = fwrite($fp_dest, $buffer, $byteslefttowrite); |
|
808 |
$byteslefttowrite -= $byteswritten; |
|
809 |
} |
|
| 16 | 810 |
fclose($fp_dest); |
| 0 | 811 |
return true; |
812 |
} else { |
|
| 16 | 813 |
fclose($fp_src); |
| 0 | 814 |
throw new Exception('failed to seek to offset '.$offset.' in '.$filename_source); |
815 |
} |
|
816 |
} else { |
|
817 |
throw new Exception('failed to create file for writing '.$filename_dest); |
|
818 |
} |
|
819 |
} else { |
|
820 |
throw new Exception('failed to open file for reading '.$filename_source); |
|
821 |
} |
|
822 |
} |
|
823 |
||
| 16 | 824 |
/** |
825 |
* @param int $charval |
|
826 |
* |
|
827 |
* @return string |
|
828 |
*/ |
|
| 0 | 829 |
public static function iconv_fallback_int_utf8($charval) { |
830 |
if ($charval < 128) { |
|
831 |
// 0bbbbbbb |
|
832 |
$newcharstring = chr($charval); |
|
833 |
} elseif ($charval < 2048) { |
|
834 |
// 110bbbbb 10bbbbbb |
|
835 |
$newcharstring = chr(($charval >> 6) | 0xC0); |
|
836 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
837 |
} elseif ($charval < 65536) { |
|
838 |
// 1110bbbb 10bbbbbb 10bbbbbb |
|
839 |
$newcharstring = chr(($charval >> 12) | 0xE0); |
|
840 |
$newcharstring .= chr(($charval >> 6) | 0xC0); |
|
841 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
842 |
} else { |
|
843 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
|
844 |
$newcharstring = chr(($charval >> 18) | 0xF0); |
|
845 |
$newcharstring .= chr(($charval >> 12) | 0xC0); |
|
846 |
$newcharstring .= chr(($charval >> 6) | 0xC0); |
|
847 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
848 |
} |
|
849 |
return $newcharstring; |
|
850 |
} |
|
851 |
||
| 16 | 852 |
/** |
853 |
* ISO-8859-1 => UTF-8 |
|
854 |
* |
|
855 |
* @param string $string |
|
856 |
* @param bool $bom |
|
857 |
* |
|
858 |
* @return string |
|
859 |
*/ |
|
| 0 | 860 |
public static function iconv_fallback_iso88591_utf8($string, $bom=false) { |
861 |
if (function_exists('utf8_encode')) { |
|
862 |
return utf8_encode($string); |
|
863 |
} |
|
864 |
// utf8_encode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support) |
|
865 |
$newcharstring = ''; |
|
866 |
if ($bom) { |
|
867 |
$newcharstring .= "\xEF\xBB\xBF"; |
|
868 |
} |
|
869 |
for ($i = 0; $i < strlen($string); $i++) { |
|
| 16 | 870 |
$charval = ord($string[$i]); |
| 0 | 871 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
872 |
} |
|
873 |
return $newcharstring; |
|
874 |
} |
|
875 |
||
| 16 | 876 |
/** |
877 |
* ISO-8859-1 => UTF-16BE |
|
878 |
* |
|
879 |
* @param string $string |
|
880 |
* @param bool $bom |
|
881 |
* |
|
882 |
* @return string |
|
883 |
*/ |
|
| 0 | 884 |
public static function iconv_fallback_iso88591_utf16be($string, $bom=false) { |
885 |
$newcharstring = ''; |
|
886 |
if ($bom) { |
|
887 |
$newcharstring .= "\xFE\xFF"; |
|
888 |
} |
|
889 |
for ($i = 0; $i < strlen($string); $i++) { |
|
| 16 | 890 |
$newcharstring .= "\x00".$string[$i]; |
| 0 | 891 |
} |
892 |
return $newcharstring; |
|
893 |
} |
|
894 |
||
| 16 | 895 |
/** |
896 |
* ISO-8859-1 => UTF-16LE |
|
897 |
* |
|
898 |
* @param string $string |
|
899 |
* @param bool $bom |
|
900 |
* |
|
901 |
* @return string |
|
902 |
*/ |
|
| 0 | 903 |
public static function iconv_fallback_iso88591_utf16le($string, $bom=false) { |
904 |
$newcharstring = ''; |
|
905 |
if ($bom) { |
|
906 |
$newcharstring .= "\xFF\xFE"; |
|
907 |
} |
|
908 |
for ($i = 0; $i < strlen($string); $i++) { |
|
| 16 | 909 |
$newcharstring .= $string[$i]."\x00"; |
| 0 | 910 |
} |
911 |
return $newcharstring; |
|
912 |
} |
|
913 |
||
| 16 | 914 |
/** |
915 |
* ISO-8859-1 => UTF-16LE (BOM) |
|
916 |
* |
|
917 |
* @param string $string |
|
918 |
* |
|
919 |
* @return string |
|
920 |
*/ |
|
| 0 | 921 |
public static function iconv_fallback_iso88591_utf16($string) { |
922 |
return self::iconv_fallback_iso88591_utf16le($string, true); |
|
923 |
} |
|
924 |
||
| 16 | 925 |
/** |
926 |
* UTF-8 => ISO-8859-1 |
|
927 |
* |
|
928 |
* @param string $string |
|
929 |
* |
|
930 |
* @return string |
|
931 |
*/ |
|
| 0 | 932 |
public static function iconv_fallback_utf8_iso88591($string) { |
933 |
if (function_exists('utf8_decode')) { |
|
934 |
return utf8_decode($string); |
|
935 |
} |
|
936 |
// utf8_decode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support) |
|
937 |
$newcharstring = ''; |
|
938 |
$offset = 0; |
|
939 |
$stringlength = strlen($string); |
|
940 |
while ($offset < $stringlength) { |
|
| 16 | 941 |
if ((ord($string[$offset]) | 0x07) == 0xF7) { |
| 0 | 942 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
| 16 | 943 |
$charval = ((ord($string[($offset + 0)]) & 0x07) << 18) & |
944 |
((ord($string[($offset + 1)]) & 0x3F) << 12) & |
|
945 |
((ord($string[($offset + 2)]) & 0x3F) << 6) & |
|
946 |
(ord($string[($offset + 3)]) & 0x3F); |
|
| 0 | 947 |
$offset += 4; |
| 16 | 948 |
} elseif ((ord($string[$offset]) | 0x0F) == 0xEF) { |
| 0 | 949 |
// 1110bbbb 10bbbbbb 10bbbbbb |
| 16 | 950 |
$charval = ((ord($string[($offset + 0)]) & 0x0F) << 12) & |
951 |
((ord($string[($offset + 1)]) & 0x3F) << 6) & |
|
952 |
(ord($string[($offset + 2)]) & 0x3F); |
|
| 0 | 953 |
$offset += 3; |
| 16 | 954 |
} elseif ((ord($string[$offset]) | 0x1F) == 0xDF) { |
| 0 | 955 |
// 110bbbbb 10bbbbbb |
| 16 | 956 |
$charval = ((ord($string[($offset + 0)]) & 0x1F) << 6) & |
957 |
(ord($string[($offset + 1)]) & 0x3F); |
|
| 0 | 958 |
$offset += 2; |
| 16 | 959 |
} elseif ((ord($string[$offset]) | 0x7F) == 0x7F) { |
| 0 | 960 |
// 0bbbbbbb |
| 16 | 961 |
$charval = ord($string[$offset]); |
| 0 | 962 |
$offset += 1; |
963 |
} else { |
|
964 |
// error? throw some kind of warning here? |
|
965 |
$charval = false; |
|
966 |
$offset += 1; |
|
967 |
} |
|
968 |
if ($charval !== false) { |
|
969 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
970 |
} |
|
971 |
} |
|
972 |
return $newcharstring; |
|
973 |
} |
|
974 |
||
| 16 | 975 |
/** |
976 |
* UTF-8 => UTF-16BE |
|
977 |
* |
|
978 |
* @param string $string |
|
979 |
* @param bool $bom |
|
980 |
* |
|
981 |
* @return string |
|
982 |
*/ |
|
| 0 | 983 |
public static function iconv_fallback_utf8_utf16be($string, $bom=false) { |
984 |
$newcharstring = ''; |
|
985 |
if ($bom) { |
|
986 |
$newcharstring .= "\xFE\xFF"; |
|
987 |
} |
|
988 |
$offset = 0; |
|
989 |
$stringlength = strlen($string); |
|
990 |
while ($offset < $stringlength) { |
|
| 16 | 991 |
if ((ord($string[$offset]) | 0x07) == 0xF7) { |
| 0 | 992 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
| 16 | 993 |
$charval = ((ord($string[($offset + 0)]) & 0x07) << 18) & |
994 |
((ord($string[($offset + 1)]) & 0x3F) << 12) & |
|
995 |
((ord($string[($offset + 2)]) & 0x3F) << 6) & |
|
996 |
(ord($string[($offset + 3)]) & 0x3F); |
|
| 0 | 997 |
$offset += 4; |
| 16 | 998 |
} elseif ((ord($string[$offset]) | 0x0F) == 0xEF) { |
| 0 | 999 |
// 1110bbbb 10bbbbbb 10bbbbbb |
| 16 | 1000 |
$charval = ((ord($string[($offset + 0)]) & 0x0F) << 12) & |
1001 |
((ord($string[($offset + 1)]) & 0x3F) << 6) & |
|
1002 |
(ord($string[($offset + 2)]) & 0x3F); |
|
| 0 | 1003 |
$offset += 3; |
| 16 | 1004 |
} elseif ((ord($string[$offset]) | 0x1F) == 0xDF) { |
| 0 | 1005 |
// 110bbbbb 10bbbbbb |
| 16 | 1006 |
$charval = ((ord($string[($offset + 0)]) & 0x1F) << 6) & |
1007 |
(ord($string[($offset + 1)]) & 0x3F); |
|
| 0 | 1008 |
$offset += 2; |
| 16 | 1009 |
} elseif ((ord($string[$offset]) | 0x7F) == 0x7F) { |
| 0 | 1010 |
// 0bbbbbbb |
| 16 | 1011 |
$charval = ord($string[$offset]); |
| 0 | 1012 |
$offset += 1; |
1013 |
} else { |
|
1014 |
// error? throw some kind of warning here? |
|
1015 |
$charval = false; |
|
1016 |
$offset += 1; |
|
1017 |
} |
|
1018 |
if ($charval !== false) { |
|
1019 |
$newcharstring .= (($charval < 65536) ? self::BigEndian2String($charval, 2) : "\x00".'?'); |
|
1020 |
} |
|
1021 |
} |
|
1022 |
return $newcharstring; |
|
1023 |
} |
|
1024 |
||
| 16 | 1025 |
/** |
1026 |
* UTF-8 => UTF-16LE |
|
1027 |
* |
|
1028 |
* @param string $string |
|
1029 |
* @param bool $bom |
|
1030 |
* |
|
1031 |
* @return string |
|
1032 |
*/ |
|
| 0 | 1033 |
public static function iconv_fallback_utf8_utf16le($string, $bom=false) { |
1034 |
$newcharstring = ''; |
|
1035 |
if ($bom) { |
|
1036 |
$newcharstring .= "\xFF\xFE"; |
|
1037 |
} |
|
1038 |
$offset = 0; |
|
1039 |
$stringlength = strlen($string); |
|
1040 |
while ($offset < $stringlength) { |
|
| 16 | 1041 |
if ((ord($string[$offset]) | 0x07) == 0xF7) { |
| 0 | 1042 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
| 16 | 1043 |
$charval = ((ord($string[($offset + 0)]) & 0x07) << 18) & |
1044 |
((ord($string[($offset + 1)]) & 0x3F) << 12) & |
|
1045 |
((ord($string[($offset + 2)]) & 0x3F) << 6) & |
|
1046 |
(ord($string[($offset + 3)]) & 0x3F); |
|
| 0 | 1047 |
$offset += 4; |
| 16 | 1048 |
} elseif ((ord($string[$offset]) | 0x0F) == 0xEF) { |
| 0 | 1049 |
// 1110bbbb 10bbbbbb 10bbbbbb |
| 16 | 1050 |
$charval = ((ord($string[($offset + 0)]) & 0x0F) << 12) & |
1051 |
((ord($string[($offset + 1)]) & 0x3F) << 6) & |
|
1052 |
(ord($string[($offset + 2)]) & 0x3F); |
|
| 0 | 1053 |
$offset += 3; |
| 16 | 1054 |
} elseif ((ord($string[$offset]) | 0x1F) == 0xDF) { |
| 0 | 1055 |
// 110bbbbb 10bbbbbb |
| 16 | 1056 |
$charval = ((ord($string[($offset + 0)]) & 0x1F) << 6) & |
1057 |
(ord($string[($offset + 1)]) & 0x3F); |
|
| 0 | 1058 |
$offset += 2; |
| 16 | 1059 |
} elseif ((ord($string[$offset]) | 0x7F) == 0x7F) { |
| 0 | 1060 |
// 0bbbbbbb |
| 16 | 1061 |
$charval = ord($string[$offset]); |
| 0 | 1062 |
$offset += 1; |
1063 |
} else { |
|
1064 |
// error? maybe throw some warning here? |
|
1065 |
$charval = false; |
|
1066 |
$offset += 1; |
|
1067 |
} |
|
1068 |
if ($charval !== false) { |
|
1069 |
$newcharstring .= (($charval < 65536) ? self::LittleEndian2String($charval, 2) : '?'."\x00"); |
|
1070 |
} |
|
1071 |
} |
|
1072 |
return $newcharstring; |
|
1073 |
} |
|
1074 |
||
| 16 | 1075 |
/** |
1076 |
* UTF-8 => UTF-16LE (BOM) |
|
1077 |
* |
|
1078 |
* @param string $string |
|
1079 |
* |
|
1080 |
* @return string |
|
1081 |
*/ |
|
| 0 | 1082 |
public static function iconv_fallback_utf8_utf16($string) { |
1083 |
return self::iconv_fallback_utf8_utf16le($string, true); |
|
1084 |
} |
|
1085 |
||
| 16 | 1086 |
/** |
1087 |
* UTF-16BE => UTF-8 |
|
1088 |
* |
|
1089 |
* @param string $string |
|
1090 |
* |
|
1091 |
* @return string |
|
1092 |
*/ |
|
| 0 | 1093 |
public static function iconv_fallback_utf16be_utf8($string) { |
1094 |
if (substr($string, 0, 2) == "\xFE\xFF") { |
|
1095 |
// strip BOM |
|
1096 |
$string = substr($string, 2); |
|
1097 |
} |
|
1098 |
$newcharstring = ''; |
|
1099 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
1100 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
1101 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
|
1102 |
} |
|
1103 |
return $newcharstring; |
|
1104 |
} |
|
1105 |
||
| 16 | 1106 |
/** |
1107 |
* UTF-16LE => UTF-8 |
|
1108 |
* |
|
1109 |
* @param string $string |
|
1110 |
* |
|
1111 |
* @return string |
|
1112 |
*/ |
|
| 0 | 1113 |
public static function iconv_fallback_utf16le_utf8($string) { |
1114 |
if (substr($string, 0, 2) == "\xFF\xFE") { |
|
1115 |
// strip BOM |
|
1116 |
$string = substr($string, 2); |
|
1117 |
} |
|
1118 |
$newcharstring = ''; |
|
1119 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
1120 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
1121 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
|
1122 |
} |
|
1123 |
return $newcharstring; |
|
1124 |
} |
|
1125 |
||
| 16 | 1126 |
/** |
1127 |
* UTF-16BE => ISO-8859-1 |
|
1128 |
* |
|
1129 |
* @param string $string |
|
1130 |
* |
|
1131 |
* @return string |
|
1132 |
*/ |
|
| 0 | 1133 |
public static function iconv_fallback_utf16be_iso88591($string) { |
1134 |
if (substr($string, 0, 2) == "\xFE\xFF") { |
|
1135 |
// strip BOM |
|
1136 |
$string = substr($string, 2); |
|
1137 |
} |
|
1138 |
$newcharstring = ''; |
|
1139 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
1140 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
1141 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
1142 |
} |
|
1143 |
return $newcharstring; |
|
1144 |
} |
|
1145 |
||
| 16 | 1146 |
/** |
1147 |
* UTF-16LE => ISO-8859-1 |
|
1148 |
* |
|
1149 |
* @param string $string |
|
1150 |
* |
|
1151 |
* @return string |
|
1152 |
*/ |
|
| 0 | 1153 |
public static function iconv_fallback_utf16le_iso88591($string) { |
1154 |
if (substr($string, 0, 2) == "\xFF\xFE") { |
|
1155 |
// strip BOM |
|
1156 |
$string = substr($string, 2); |
|
1157 |
} |
|
1158 |
$newcharstring = ''; |
|
1159 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
1160 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
1161 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
1162 |
} |
|
1163 |
return $newcharstring; |
|
1164 |
} |
|
1165 |
||
| 16 | 1166 |
/** |
1167 |
* UTF-16 (BOM) => ISO-8859-1 |
|
1168 |
* |
|
1169 |
* @param string $string |
|
1170 |
* |
|
1171 |
* @return string |
|
1172 |
*/ |
|
| 0 | 1173 |
public static function iconv_fallback_utf16_iso88591($string) { |
1174 |
$bom = substr($string, 0, 2); |
|
1175 |
if ($bom == "\xFE\xFF") { |
|
1176 |
return self::iconv_fallback_utf16be_iso88591(substr($string, 2)); |
|
1177 |
} elseif ($bom == "\xFF\xFE") { |
|
1178 |
return self::iconv_fallback_utf16le_iso88591(substr($string, 2)); |
|
1179 |
} |
|
1180 |
return $string; |
|
1181 |
} |
|
1182 |
||
| 16 | 1183 |
/** |
1184 |
* UTF-16 (BOM) => UTF-8 |
|
1185 |
* |
|
1186 |
* @param string $string |
|
1187 |
* |
|
1188 |
* @return string |
|
1189 |
*/ |
|
| 0 | 1190 |
public static function iconv_fallback_utf16_utf8($string) { |
1191 |
$bom = substr($string, 0, 2); |
|
1192 |
if ($bom == "\xFE\xFF") { |
|
1193 |
return self::iconv_fallback_utf16be_utf8(substr($string, 2)); |
|
1194 |
} elseif ($bom == "\xFF\xFE") { |
|
1195 |
return self::iconv_fallback_utf16le_utf8(substr($string, 2)); |
|
1196 |
} |
|
1197 |
return $string; |
|
1198 |
} |
|
1199 |
||
| 16 | 1200 |
/** |
1201 |
* @param string $in_charset |
|
1202 |
* @param string $out_charset |
|
1203 |
* @param string $string |
|
1204 |
* |
|
1205 |
* @return string |
|
1206 |
* @throws Exception |
|
1207 |
*/ |
|
| 0 | 1208 |
public static function iconv_fallback($in_charset, $out_charset, $string) { |
1209 |
||
1210 |
if ($in_charset == $out_charset) { |
|
1211 |
return $string; |
|
1212 |
} |
|
1213 |
||
| 16 | 1214 |
// mb_convert_encoding() available |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1215 |
if (function_exists('mb_convert_encoding')) { |
| 16 | 1216 |
if ((strtoupper($in_charset) == 'UTF-16') && (substr($string, 0, 2) != "\xFE\xFF") && (substr($string, 0, 2) != "\xFF\xFE")) { |
1217 |
// if BOM missing, mb_convert_encoding will mishandle the conversion, assume UTF-16BE and prepend appropriate BOM |
|
1218 |
$string = "\xFF\xFE".$string; |
|
1219 |
} |
|
1220 |
if ((strtoupper($in_charset) == 'UTF-16') && (strtoupper($out_charset) == 'UTF-8')) { |
|
1221 |
if (($string == "\xFF\xFE") || ($string == "\xFE\xFF")) { |
|
1222 |
// if string consists of only BOM, mb_convert_encoding will return the BOM unmodified |
|
1223 |
return ''; |
|
1224 |
} |
|
1225 |
} |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1226 |
if ($converted_string = @mb_convert_encoding($string, $out_charset, $in_charset)) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1227 |
switch ($out_charset) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1228 |
case 'ISO-8859-1': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1229 |
$converted_string = rtrim($converted_string, "\x00"); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1230 |
break; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1231 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1232 |
return $converted_string; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1233 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1234 |
return $string; |
| 16 | 1235 |
|
1236 |
// iconv() available |
|
1237 |
} elseif (function_exists('iconv')) { |
|
| 0 | 1238 |
if ($converted_string = @iconv($in_charset, $out_charset.'//TRANSLIT', $string)) { |
1239 |
switch ($out_charset) { |
|
1240 |
case 'ISO-8859-1': |
|
1241 |
$converted_string = rtrim($converted_string, "\x00"); |
|
1242 |
break; |
|
1243 |
} |
|
1244 |
return $converted_string; |
|
1245 |
} |
|
1246 |
||
1247 |
// iconv() may sometimes fail with "illegal character in input string" error message |
|
1248 |
// and return an empty string, but returning the unconverted string is more useful |
|
1249 |
return $string; |
|
1250 |
} |
|
1251 |
||
1252 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1253 |
// neither mb_convert_encoding or iconv() is available |
| 0 | 1254 |
static $ConversionFunctionList = array(); |
1255 |
if (empty($ConversionFunctionList)) { |
|
1256 |
$ConversionFunctionList['ISO-8859-1']['UTF-8'] = 'iconv_fallback_iso88591_utf8'; |
|
1257 |
$ConversionFunctionList['ISO-8859-1']['UTF-16'] = 'iconv_fallback_iso88591_utf16'; |
|
1258 |
$ConversionFunctionList['ISO-8859-1']['UTF-16BE'] = 'iconv_fallback_iso88591_utf16be'; |
|
1259 |
$ConversionFunctionList['ISO-8859-1']['UTF-16LE'] = 'iconv_fallback_iso88591_utf16le'; |
|
1260 |
$ConversionFunctionList['UTF-8']['ISO-8859-1'] = 'iconv_fallback_utf8_iso88591'; |
|
1261 |
$ConversionFunctionList['UTF-8']['UTF-16'] = 'iconv_fallback_utf8_utf16'; |
|
1262 |
$ConversionFunctionList['UTF-8']['UTF-16BE'] = 'iconv_fallback_utf8_utf16be'; |
|
1263 |
$ConversionFunctionList['UTF-8']['UTF-16LE'] = 'iconv_fallback_utf8_utf16le'; |
|
1264 |
$ConversionFunctionList['UTF-16']['ISO-8859-1'] = 'iconv_fallback_utf16_iso88591'; |
|
1265 |
$ConversionFunctionList['UTF-16']['UTF-8'] = 'iconv_fallback_utf16_utf8'; |
|
1266 |
$ConversionFunctionList['UTF-16LE']['ISO-8859-1'] = 'iconv_fallback_utf16le_iso88591'; |
|
1267 |
$ConversionFunctionList['UTF-16LE']['UTF-8'] = 'iconv_fallback_utf16le_utf8'; |
|
1268 |
$ConversionFunctionList['UTF-16BE']['ISO-8859-1'] = 'iconv_fallback_utf16be_iso88591'; |
|
1269 |
$ConversionFunctionList['UTF-16BE']['UTF-8'] = 'iconv_fallback_utf16be_utf8'; |
|
1270 |
} |
|
1271 |
if (isset($ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)])) { |
|
1272 |
$ConversionFunction = $ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)]; |
|
1273 |
return self::$ConversionFunction($string); |
|
1274 |
} |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1275 |
throw new Exception('PHP does not has mb_convert_encoding() or iconv() support - cannot convert from '.$in_charset.' to '.$out_charset); |
| 0 | 1276 |
} |
1277 |
||
| 16 | 1278 |
/** |
1279 |
* @param mixed $data |
|
1280 |
* @param string $charset |
|
1281 |
* |
|
1282 |
* @return mixed |
|
1283 |
*/ |
|
| 5 | 1284 |
public static function recursiveMultiByteCharString2HTML($data, $charset='ISO-8859-1') { |
1285 |
if (is_string($data)) { |
|
1286 |
return self::MultiByteCharString2HTML($data, $charset); |
|
1287 |
} elseif (is_array($data)) { |
|
1288 |
$return_data = array(); |
|
1289 |
foreach ($data as $key => $value) { |
|
1290 |
$return_data[$key] = self::recursiveMultiByteCharString2HTML($value, $charset); |
|
1291 |
} |
|
1292 |
return $return_data; |
|
1293 |
} |
|
1294 |
// integer, float, objects, resources, etc |
|
1295 |
return $data; |
|
1296 |
} |
|
| 0 | 1297 |
|
| 16 | 1298 |
/** |
1299 |
* @param string|int|float $string |
|
1300 |
* @param string $charset |
|
1301 |
* |
|
1302 |
* @return string |
|
1303 |
*/ |
|
| 0 | 1304 |
public static function MultiByteCharString2HTML($string, $charset='ISO-8859-1') { |
1305 |
$string = (string) $string; // in case trying to pass a numeric (float, int) string, would otherwise return an empty string |
|
1306 |
$HTMLstring = ''; |
|
1307 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1308 |
switch (strtolower($charset)) { |
| 0 | 1309 |
case '1251': |
1310 |
case '1252': |
|
1311 |
case '866': |
|
1312 |
case '932': |
|
1313 |
case '936': |
|
1314 |
case '950': |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1315 |
case 'big5': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1316 |
case 'big5-hkscs': |
| 0 | 1317 |
case 'cp1251': |
1318 |
case 'cp1252': |
|
1319 |
case 'cp866': |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1320 |
case 'euc-jp': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1321 |
case 'eucjp': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1322 |
case 'gb2312': |
| 0 | 1323 |
case 'ibm866': |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1324 |
case 'iso-8859-1': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1325 |
case 'iso-8859-15': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1326 |
case 'iso8859-1': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1327 |
case 'iso8859-15': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1328 |
case 'koi8-r': |
| 0 | 1329 |
case 'koi8-ru': |
1330 |
case 'koi8r': |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1331 |
case 'shift_jis': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1332 |
case 'sjis': |
| 0 | 1333 |
case 'win-1251': |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1334 |
case 'windows-1251': |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1335 |
case 'windows-1252': |
| 0 | 1336 |
$HTMLstring = htmlentities($string, ENT_COMPAT, $charset); |
1337 |
break; |
|
1338 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1339 |
case 'utf-8': |
| 0 | 1340 |
$strlen = strlen($string); |
1341 |
for ($i = 0; $i < $strlen; $i++) { |
|
| 16 | 1342 |
$char_ord_val = ord($string[$i]); |
| 0 | 1343 |
$charval = 0; |
1344 |
if ($char_ord_val < 0x80) { |
|
1345 |
$charval = $char_ord_val; |
|
1346 |
} elseif ((($char_ord_val & 0xF0) >> 4) == 0x0F && $i+3 < $strlen) { |
|
1347 |
$charval = (($char_ord_val & 0x07) << 18); |
|
| 16 | 1348 |
$charval += ((ord($string[++$i]) & 0x3F) << 12); |
1349 |
$charval += ((ord($string[++$i]) & 0x3F) << 6); |
|
1350 |
$charval += (ord($string[++$i]) & 0x3F); |
|
| 0 | 1351 |
} elseif ((($char_ord_val & 0xE0) >> 5) == 0x07 && $i+2 < $strlen) { |
1352 |
$charval = (($char_ord_val & 0x0F) << 12); |
|
| 16 | 1353 |
$charval += ((ord($string[++$i]) & 0x3F) << 6); |
1354 |
$charval += (ord($string[++$i]) & 0x3F); |
|
| 0 | 1355 |
} elseif ((($char_ord_val & 0xC0) >> 6) == 0x03 && $i+1 < $strlen) { |
1356 |
$charval = (($char_ord_val & 0x1F) << 6); |
|
| 16 | 1357 |
$charval += (ord($string[++$i]) & 0x3F); |
| 0 | 1358 |
} |
1359 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1360 |
$HTMLstring .= htmlentities(chr($charval)); |
|
1361 |
} else { |
|
1362 |
$HTMLstring .= '&#'.$charval.';'; |
|
1363 |
} |
|
1364 |
} |
|
1365 |
break; |
|
1366 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1367 |
case 'utf-16le': |
| 0 | 1368 |
for ($i = 0; $i < strlen($string); $i += 2) { |
1369 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
1370 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1371 |
$HTMLstring .= chr($charval); |
|
1372 |
} else { |
|
1373 |
$HTMLstring .= '&#'.$charval.';'; |
|
1374 |
} |
|
1375 |
} |
|
1376 |
break; |
|
1377 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1378 |
case 'utf-16be': |
| 0 | 1379 |
for ($i = 0; $i < strlen($string); $i += 2) { |
1380 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
1381 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1382 |
$HTMLstring .= chr($charval); |
|
1383 |
} else { |
|
1384 |
$HTMLstring .= '&#'.$charval.';'; |
|
1385 |
} |
|
1386 |
} |
|
1387 |
break; |
|
1388 |
||
1389 |
default: |
|
1390 |
$HTMLstring = 'ERROR: Character set "'.$charset.'" not supported in MultiByteCharString2HTML()'; |
|
1391 |
break; |
|
1392 |
} |
|
1393 |
return $HTMLstring; |
|
1394 |
} |
|
1395 |
||
| 16 | 1396 |
/** |
1397 |
* @param int $namecode |
|
1398 |
* |
|
1399 |
* @return string |
|
1400 |
*/ |
|
| 0 | 1401 |
public static function RGADnameLookup($namecode) { |
1402 |
static $RGADname = array(); |
|
1403 |
if (empty($RGADname)) { |
|
1404 |
$RGADname[0] = 'not set'; |
|
1405 |
$RGADname[1] = 'Track Gain Adjustment'; |
|
1406 |
$RGADname[2] = 'Album Gain Adjustment'; |
|
1407 |
} |
|
1408 |
||
1409 |
return (isset($RGADname[$namecode]) ? $RGADname[$namecode] : ''); |
|
1410 |
} |
|
1411 |
||
| 16 | 1412 |
/** |
1413 |
* @param int $originatorcode |
|
1414 |
* |
|
1415 |
* @return string |
|
1416 |
*/ |
|
| 0 | 1417 |
public static function RGADoriginatorLookup($originatorcode) { |
1418 |
static $RGADoriginator = array(); |
|
1419 |
if (empty($RGADoriginator)) { |
|
1420 |
$RGADoriginator[0] = 'unspecified'; |
|
1421 |
$RGADoriginator[1] = 'pre-set by artist/producer/mastering engineer'; |
|
1422 |
$RGADoriginator[2] = 'set by user'; |
|
1423 |
$RGADoriginator[3] = 'determined automatically'; |
|
1424 |
} |
|
1425 |
||
1426 |
return (isset($RGADoriginator[$originatorcode]) ? $RGADoriginator[$originatorcode] : ''); |
|
1427 |
} |
|
1428 |
||
| 16 | 1429 |
/** |
1430 |
* @param int $rawadjustment |
|
1431 |
* @param int $signbit |
|
1432 |
* |
|
1433 |
* @return float |
|
1434 |
*/ |
|
| 0 | 1435 |
public static function RGADadjustmentLookup($rawadjustment, $signbit) { |
| 16 | 1436 |
$adjustment = (float) $rawadjustment / 10; |
| 0 | 1437 |
if ($signbit == 1) { |
1438 |
$adjustment *= -1; |
|
1439 |
} |
|
| 16 | 1440 |
return $adjustment; |
| 0 | 1441 |
} |
1442 |
||
| 16 | 1443 |
/** |
1444 |
* @param int $namecode |
|
1445 |
* @param int $originatorcode |
|
1446 |
* @param int $replaygain |
|
1447 |
* |
|
1448 |
* @return string |
|
1449 |
*/ |
|
| 0 | 1450 |
public static function RGADgainString($namecode, $originatorcode, $replaygain) { |
1451 |
if ($replaygain < 0) { |
|
1452 |
$signbit = '1'; |
|
1453 |
} else { |
|
1454 |
$signbit = '0'; |
|
1455 |
} |
|
1456 |
$storedreplaygain = intval(round($replaygain * 10)); |
|
1457 |
$gainstring = str_pad(decbin($namecode), 3, '0', STR_PAD_LEFT); |
|
1458 |
$gainstring .= str_pad(decbin($originatorcode), 3, '0', STR_PAD_LEFT); |
|
1459 |
$gainstring .= $signbit; |
|
1460 |
$gainstring .= str_pad(decbin($storedreplaygain), 9, '0', STR_PAD_LEFT); |
|
1461 |
||
1462 |
return $gainstring; |
|
1463 |
} |
|
1464 |
||
| 16 | 1465 |
/** |
1466 |
* @param float $amplitude |
|
1467 |
* |
|
1468 |
* @return float |
|
1469 |
*/ |
|
| 0 | 1470 |
public static function RGADamplitude2dB($amplitude) { |
1471 |
return 20 * log10($amplitude); |
|
1472 |
} |
|
1473 |
||
| 16 | 1474 |
/** |
1475 |
* @param string $imgData |
|
1476 |
* @param array $imageinfo |
|
1477 |
* |
|
1478 |
* @return array|false |
|
1479 |
*/ |
|
| 0 | 1480 |
public static function GetDataImageSize($imgData, &$imageinfo=array()) { |
| 16 | 1481 |
if (PHP_VERSION_ID >= 50400) { |
1482 |
$GetDataImageSize = @getimagesizefromstring($imgData, $imageinfo); |
|
1483 |
if ($GetDataImageSize === false || !isset($GetDataImageSize[0], $GetDataImageSize[1])) { |
|
1484 |
return false; |
|
1485 |
} |
|
1486 |
$GetDataImageSize['height'] = $GetDataImageSize[0]; |
|
1487 |
$GetDataImageSize['width'] = $GetDataImageSize[1]; |
|
1488 |
return $GetDataImageSize; |
|
1489 |
} |
|
| 0 | 1490 |
static $tempdir = ''; |
1491 |
if (empty($tempdir)) { |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1492 |
if (function_exists('sys_get_temp_dir')) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1493 |
$tempdir = sys_get_temp_dir(); // https://github.com/JamesHeinrich/getID3/issues/52 |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1494 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1495 |
|
| 0 | 1496 |
// yes this is ugly, feel free to suggest a better way |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1497 |
if (include_once(dirname(__FILE__).'/getid3.php')) { |
| 16 | 1498 |
$getid3_temp = new getID3(); |
1499 |
if ($getid3_temp_tempdir = $getid3_temp->tempdir) { |
|
1500 |
$tempdir = $getid3_temp_tempdir; |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1501 |
} |
| 16 | 1502 |
unset($getid3_temp, $getid3_temp_tempdir); |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1503 |
} |
| 0 | 1504 |
} |
1505 |
$GetDataImageSize = false; |
|
1506 |
if ($tempfilename = tempnam($tempdir, 'gI3')) { |
|
1507 |
if (is_writable($tempfilename) && is_file($tempfilename) && ($tmp = fopen($tempfilename, 'wb'))) { |
|
1508 |
fwrite($tmp, $imgData); |
|
1509 |
fclose($tmp); |
|
1510 |
$GetDataImageSize = @getimagesize($tempfilename, $imageinfo); |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1511 |
if (($GetDataImageSize === false) || !isset($GetDataImageSize[0]) || !isset($GetDataImageSize[1])) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1512 |
return false; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1513 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1514 |
$GetDataImageSize['height'] = $GetDataImageSize[0]; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1515 |
$GetDataImageSize['width'] = $GetDataImageSize[1]; |
| 0 | 1516 |
} |
1517 |
unlink($tempfilename); |
|
1518 |
} |
|
1519 |
return $GetDataImageSize; |
|
1520 |
} |
|
1521 |
||
| 16 | 1522 |
/** |
1523 |
* @param string $mime_type |
|
1524 |
* |
|
1525 |
* @return string |
|
1526 |
*/ |
|
| 0 | 1527 |
public static function ImageExtFromMime($mime_type) { |
1528 |
// temporary way, works OK for now, but should be reworked in the future |
|
1529 |
return str_replace(array('image/', 'x-', 'jpeg'), array('', '', 'jpg'), $mime_type); |
|
1530 |
} |
|
1531 |
||
| 16 | 1532 |
/** |
1533 |
* @param array $ThisFileInfo |
|
1534 |
* @param bool $option_tags_html default true (just as in the main getID3 class) |
|
1535 |
* |
|
1536 |
* @return bool |
|
1537 |
*/ |
|
1538 |
public static function CopyTagsToComments(&$ThisFileInfo, $option_tags_html=true) { |
|
| 0 | 1539 |
// Copy all entries from ['tags'] into common ['comments'] |
1540 |
if (!empty($ThisFileInfo['tags'])) { |
|
| 16 | 1541 |
if (isset($ThisFileInfo['tags']['id3v1'])) { |
1542 |
// bubble ID3v1 to the end, if present to aid in detecting bad ID3v1 encodings |
|
1543 |
$ID3v1 = $ThisFileInfo['tags']['id3v1']; |
|
1544 |
unset($ThisFileInfo['tags']['id3v1']); |
|
1545 |
$ThisFileInfo['tags']['id3v1'] = $ID3v1; |
|
1546 |
unset($ID3v1); |
|
1547 |
} |
|
| 0 | 1548 |
foreach ($ThisFileInfo['tags'] as $tagtype => $tagarray) { |
1549 |
foreach ($tagarray as $tagname => $tagdata) { |
|
1550 |
foreach ($tagdata as $key => $value) { |
|
1551 |
if (!empty($value)) { |
|
1552 |
if (empty($ThisFileInfo['comments'][$tagname])) { |
|
1553 |
||
1554 |
// fall through and append value |
|
1555 |
||
1556 |
} elseif ($tagtype == 'id3v1') { |
|
1557 |
||
1558 |
$newvaluelength = strlen(trim($value)); |
|
1559 |
foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) { |
|
1560 |
$oldvaluelength = strlen(trim($existingvalue)); |
|
1561 |
if (($newvaluelength <= $oldvaluelength) && (substr($existingvalue, 0, $newvaluelength) == trim($value))) { |
|
1562 |
// new value is identical but shorter-than (or equal-length to) one already in comments - skip |
|
1563 |
break 2; |
|
1564 |
} |
|
1565 |
} |
|
| 16 | 1566 |
if (function_exists('mb_convert_encoding')) { |
1567 |
if (trim($value) == trim(substr(mb_convert_encoding($existingvalue, $ThisFileInfo['id3v1']['encoding'], $ThisFileInfo['encoding']), 0, 30))) { |
|
1568 |
// value stored in ID3v1 appears to be probably the multibyte value transliterated (badly) into ISO-8859-1 in ID3v1. |
|
1569 |
// As an example, Foobar2000 will do this if you tag a file with Chinese or Arabic or Cyrillic or something that doesn't fit into ISO-8859-1 the ID3v1 will consist of mostly "?" characters, one per multibyte unrepresentable character |
|
1570 |
break 2; |
|
1571 |
} |
|
1572 |
} |
|
| 0 | 1573 |
|
1574 |
} elseif (!is_array($value)) { |
|
1575 |
||
1576 |
$newvaluelength = strlen(trim($value)); |
|
1577 |
foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) { |
|
1578 |
$oldvaluelength = strlen(trim($existingvalue)); |
|
| 5 | 1579 |
if ((strlen($existingvalue) > 10) && ($newvaluelength > $oldvaluelength) && (substr(trim($value), 0, strlen($existingvalue)) == $existingvalue)) { |
| 0 | 1580 |
$ThisFileInfo['comments'][$tagname][$existingkey] = trim($value); |
| 5 | 1581 |
break; |
| 0 | 1582 |
} |
1583 |
} |
|
1584 |
||
1585 |
} |
|
1586 |
if (is_array($value) || empty($ThisFileInfo['comments'][$tagname]) || !in_array(trim($value), $ThisFileInfo['comments'][$tagname])) { |
|
1587 |
$value = (is_string($value) ? trim($value) : $value); |
|
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1588 |
if (!is_int($key) && !ctype_digit($key)) { |
| 5 | 1589 |
$ThisFileInfo['comments'][$tagname][$key] = $value; |
1590 |
} else { |
|
| 16 | 1591 |
if (!isset($ThisFileInfo['comments'][$tagname])) { |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1592 |
$ThisFileInfo['comments'][$tagname] = array($value); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1593 |
} else { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1594 |
$ThisFileInfo['comments'][$tagname][] = $value; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1595 |
} |
| 5 | 1596 |
} |
| 0 | 1597 |
} |
1598 |
} |
|
1599 |
} |
|
1600 |
} |
|
1601 |
} |
|
1602 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1603 |
// attempt to standardize spelling of returned keys |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1604 |
$StandardizeFieldNames = array( |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1605 |
'tracknumber' => 'track_number', |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1606 |
'track' => 'track_number', |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1607 |
); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1608 |
foreach ($StandardizeFieldNames as $badkey => $goodkey) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1609 |
if (array_key_exists($badkey, $ThisFileInfo['comments']) && !array_key_exists($goodkey, $ThisFileInfo['comments'])) { |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1610 |
$ThisFileInfo['comments'][$goodkey] = $ThisFileInfo['comments'][$badkey]; |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1611 |
unset($ThisFileInfo['comments'][$badkey]); |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1612 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1613 |
} |
|
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1614 |
|
| 16 | 1615 |
if ($option_tags_html) { |
1616 |
// Copy ['comments'] to ['comments_html'] |
|
1617 |
if (!empty($ThisFileInfo['comments'])) { |
|
1618 |
foreach ($ThisFileInfo['comments'] as $field => $values) { |
|
1619 |
if ($field == 'picture') { |
|
1620 |
// pictures can take up a lot of space, and we don't need multiple copies of them |
|
1621 |
// let there be a single copy in [comments][picture], and not elsewhere |
|
1622 |
continue; |
|
1623 |
} |
|
1624 |
foreach ($values as $index => $value) { |
|
1625 |
if (is_array($value)) { |
|
1626 |
$ThisFileInfo['comments_html'][$field][$index] = $value; |
|
1627 |
} else { |
|
1628 |
$ThisFileInfo['comments_html'][$field][$index] = str_replace('�', '', self::MultiByteCharString2HTML($value, $ThisFileInfo['encoding'])); |
|
1629 |
} |
|
| 5 | 1630 |
} |
| 0 | 1631 |
} |
1632 |
} |
|
1633 |
} |
|
| 5 | 1634 |
|
| 0 | 1635 |
} |
1636 |
return true; |
|
1637 |
} |
|
1638 |
||
| 16 | 1639 |
/** |
1640 |
* @param string $key |
|
1641 |
* @param int $begin |
|
1642 |
* @param int $end |
|
1643 |
* @param string $file |
|
1644 |
* @param string $name |
|
1645 |
* |
|
1646 |
* @return string |
|
1647 |
*/ |
|
| 0 | 1648 |
public static function EmbeddedLookup($key, $begin, $end, $file, $name) { |
1649 |
||
1650 |
// Cached |
|
1651 |
static $cache; |
|
1652 |
if (isset($cache[$file][$name])) { |
|
1653 |
return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : ''); |
|
1654 |
} |
|
1655 |
||
1656 |
// Init |
|
1657 |
$keylength = strlen($key); |
|
1658 |
$line_count = $end - $begin - 7; |
|
1659 |
||
1660 |
// Open php file |
|
1661 |
$fp = fopen($file, 'r'); |
|
1662 |
||
1663 |
// Discard $begin lines |
|
1664 |
for ($i = 0; $i < ($begin + 3); $i++) { |
|
1665 |
fgets($fp, 1024); |
|
1666 |
} |
|
1667 |
||
1668 |
// Loop thru line |
|
1669 |
while (0 < $line_count--) { |
|
1670 |
||
1671 |
// Read line |
|
1672 |
$line = ltrim(fgets($fp, 1024), "\t "); |
|
1673 |
||
1674 |
// METHOD A: only cache the matching key - less memory but slower on next lookup of not-previously-looked-up key |
|
1675 |
//$keycheck = substr($line, 0, $keylength); |
|
1676 |
//if ($key == $keycheck) { |
|
1677 |
// $cache[$file][$name][$keycheck] = substr($line, $keylength + 1); |
|
1678 |
// break; |
|
1679 |
//} |
|
1680 |
||
1681 |
// METHOD B: cache all keys in this lookup - more memory but faster on next lookup of not-previously-looked-up key |
|
1682 |
//$cache[$file][$name][substr($line, 0, $keylength)] = trim(substr($line, $keylength + 1)); |
|
1683 |
$explodedLine = explode("\t", $line, 2); |
|
1684 |
$ThisKey = (isset($explodedLine[0]) ? $explodedLine[0] : ''); |
|
1685 |
$ThisValue = (isset($explodedLine[1]) ? $explodedLine[1] : ''); |
|
1686 |
$cache[$file][$name][$ThisKey] = trim($ThisValue); |
|
1687 |
} |
|
1688 |
||
1689 |
// Close and return |
|
1690 |
fclose($fp); |
|
1691 |
return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : ''); |
|
1692 |
} |
|
1693 |
||
| 16 | 1694 |
/** |
1695 |
* @param string $filename |
|
1696 |
* @param string $sourcefile |
|
1697 |
* @param bool $DieOnFailure |
|
1698 |
* |
|
1699 |
* @return bool |
|
1700 |
* @throws Exception |
|
1701 |
*/ |
|
| 0 | 1702 |
public static function IncludeDependency($filename, $sourcefile, $DieOnFailure=false) { |
1703 |
global $GETID3_ERRORARRAY; |
|
1704 |
||
1705 |
if (file_exists($filename)) { |
|
1706 |
if (include_once($filename)) { |
|
1707 |
return true; |
|
1708 |
} else { |
|
1709 |
$diemessage = basename($sourcefile).' depends on '.$filename.', which has errors'; |
|
1710 |
} |
|
1711 |
} else { |
|
1712 |
$diemessage = basename($sourcefile).' depends on '.$filename.', which is missing'; |
|
1713 |
} |
|
1714 |
if ($DieOnFailure) { |
|
1715 |
throw new Exception($diemessage); |
|
1716 |
} else { |
|
1717 |
$GETID3_ERRORARRAY[] = $diemessage; |
|
1718 |
} |
|
1719 |
return false; |
|
1720 |
} |
|
1721 |
||
| 16 | 1722 |
/** |
1723 |
* @param string $string |
|
1724 |
* |
|
1725 |
* @return string |
|
1726 |
*/ |
|
| 0 | 1727 |
public static function trimNullByte($string) { |
1728 |
return trim($string, "\x00"); |
|
1729 |
} |
|
1730 |
||
| 16 | 1731 |
/** |
1732 |
* @param string $path |
|
1733 |
* |
|
1734 |
* @return float|bool |
|
1735 |
*/ |
|
| 0 | 1736 |
public static function getFileSizeSyscall($path) { |
1737 |
$filesize = false; |
|
1738 |
||
1739 |
if (GETID3_OS_ISWINDOWS) { |
|
1740 |
if (class_exists('COM')) { // From PHP 5.3.15 and 5.4.5, COM and DOTNET is no longer built into the php core.you have to add COM support in php.ini: |
|
1741 |
$filesystem = new COM('Scripting.FileSystemObject'); |
|
1742 |
$file = $filesystem->GetFile($path); |
|
1743 |
$filesize = $file->Size(); |
|
1744 |
unset($filesystem, $file); |
|
1745 |
} else { |
|
1746 |
$commandline = 'for %I in ('.escapeshellarg($path).') do @echo %~zI'; |
|
1747 |
} |
|
1748 |
} else { |
|
1749 |
$commandline = 'ls -l '.escapeshellarg($path).' | awk \'{print $5}\''; |
|
1750 |
} |
|
1751 |
if (isset($commandline)) { |
|
1752 |
$output = trim(`$commandline`); |
|
1753 |
if (ctype_digit($output)) { |
|
1754 |
$filesize = (float) $output; |
|
1755 |
} |
|
1756 |
} |
|
1757 |
return $filesize; |
|
1758 |
} |
|
| 5 | 1759 |
|
| 16 | 1760 |
/** |
1761 |
* @param string $filename |
|
1762 |
* |
|
1763 |
* @return string|false |
|
1764 |
*/ |
|
1765 |
public static function truepath($filename) { |
|
1766 |
// 2017-11-08: this could use some improvement, patches welcome |
|
1767 |
if (preg_match('#^(\\\\\\\\|//)[a-z0-9]#i', $filename, $matches)) { |
|
1768 |
// PHP's built-in realpath function does not work on UNC Windows shares |
|
1769 |
$goodpath = array(); |
|
1770 |
foreach (explode('/', str_replace('\\', '/', $filename)) as $part) { |
|
1771 |
if ($part == '.') { |
|
1772 |
continue; |
|
1773 |
} |
|
1774 |
if ($part == '..') { |
|
1775 |
if (count($goodpath)) { |
|
1776 |
array_pop($goodpath); |
|
1777 |
} else { |
|
1778 |
// cannot step above this level, already at top level |
|
1779 |
return false; |
|
1780 |
} |
|
1781 |
} else { |
|
1782 |
$goodpath[] = $part; |
|
1783 |
} |
|
1784 |
} |
|
1785 |
return implode(DIRECTORY_SEPARATOR, $goodpath); |
|
1786 |
} |
|
1787 |
return realpath($filename); |
|
1788 |
} |
|
| 5 | 1789 |
|
1790 |
/** |
|
| 16 | 1791 |
* Workaround for Bug #37268 (https://bugs.php.net/bug.php?id=37268) |
1792 |
* |
|
1793 |
* @param string $path A path. |
|
1794 |
* @param string $suffix If the name component ends in suffix this will also be cut off. |
|
1795 |
* |
|
1796 |
* @return string |
|
1797 |
*/ |
|
| 5 | 1798 |
public static function mb_basename($path, $suffix = null) { |
1799 |
$splited = preg_split('#/#', rtrim($path, '/ ')); |
|
1800 |
return substr(basename('X'.$splited[count($splited) - 1], $suffix), 1); |
|
1801 |
} |
|
1802 |
||
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1803 |
} |