author | ymh <ymh.work@gmail.com> |
Tue, 22 Oct 2019 16:11:46 +0200 | |
changeset 15 | 3d4e9c994f10 |
parent 7 | cf61fcea0001 |
child 16 | a86126ab1dd4 |
permissions | -rw-r--r-- |
0 | 1 |
<?php |
2 |
///////////////////////////////////////////////////////////////// |
|
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/// getID3() by James Heinrich <info@getid3.org> // |
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// available at http://getid3.sourceforge.net // |
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// or http://www.getid3.org // |
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5 | 6 |
// also https://github.com/JamesHeinrich/getID3 // |
0 | 7 |
///////////////////////////////////////////////////////////////// |
8 |
// // |
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9 |
// getid3.lib.php - part of getID3() // |
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// See readme.txt for more details // |
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// /// |
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///////////////////////////////////////////////////////////////// |
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||
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class getid3_lib |
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16 |
{ |
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17 |
||
18 |
public static function PrintHexBytes($string, $hex=true, $spaces=true, $htmlencoding='UTF-8') { |
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19 |
$returnstring = ''; |
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20 |
for ($i = 0; $i < strlen($string); $i++) { |
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21 |
if ($hex) { |
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$returnstring .= str_pad(dechex(ord($string{$i})), 2, '0', STR_PAD_LEFT); |
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23 |
} else { |
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24 |
$returnstring .= ' '.(preg_match("#[\x20-\x7E]#", $string{$i}) ? $string{$i} : 'ยค'); |
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} |
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if ($spaces) { |
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$returnstring .= ' '; |
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} |
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} |
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30 |
if (!empty($htmlencoding)) { |
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if ($htmlencoding === true) { |
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$htmlencoding = 'UTF-8'; // prior to getID3 v1.9.0 the function's 4th parameter was boolean |
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} |
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$returnstring = htmlentities($returnstring, ENT_QUOTES, $htmlencoding); |
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} |
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return $returnstring; |
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} |
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38 |
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public static function trunc($floatnumber) { |
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// truncates a floating-point number at the decimal point |
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// returns int (if possible, otherwise float) |
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if ($floatnumber >= 1) { |
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$truncatednumber = floor($floatnumber); |
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} elseif ($floatnumber <= -1) { |
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$truncatednumber = ceil($floatnumber); |
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} else { |
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$truncatednumber = 0; |
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} |
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if (self::intValueSupported($truncatednumber)) { |
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$truncatednumber = (int) $truncatednumber; |
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} |
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return $truncatednumber; |
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} |
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54 |
||
55 |
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56 |
public static function safe_inc(&$variable, $increment=1) { |
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if (isset($variable)) { |
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$variable += $increment; |
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} else { |
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$variable = $increment; |
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} |
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return true; |
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} |
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64 |
||
65 |
public static function CastAsInt($floatnum) { |
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// convert to float if not already |
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$floatnum = (float) $floatnum; |
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69 |
// convert a float to type int, only if possible |
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if (self::trunc($floatnum) == $floatnum) { |
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// it's not floating point |
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if (self::intValueSupported($floatnum)) { |
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// it's within int range |
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$floatnum = (int) $floatnum; |
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} |
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} |
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return $floatnum; |
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} |
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80 |
public static function intValueSupported($num) { |
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// check if integers are 64-bit |
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static $hasINT64 = null; |
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if ($hasINT64 === null) { // 10x faster than is_null() |
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$hasINT64 = is_int(pow(2, 31)); // 32-bit int are limited to (2^31)-1 |
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if (!$hasINT64 && !defined('PHP_INT_MIN')) { |
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define('PHP_INT_MIN', ~PHP_INT_MAX); |
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} |
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} |
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// if integers are 64-bit - no other check required |
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if ($hasINT64 || (($num <= PHP_INT_MAX) && ($num >= PHP_INT_MIN))) { |
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return true; |
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} |
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return false; |
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} |
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96 |
public static function DecimalizeFraction($fraction) { |
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list($numerator, $denominator) = explode('/', $fraction); |
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return $numerator / ($denominator ? $denominator : 1); |
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} |
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101 |
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public static function DecimalBinary2Float($binarynumerator) { |
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$numerator = self::Bin2Dec($binarynumerator); |
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$denominator = self::Bin2Dec('1'.str_repeat('0', strlen($binarynumerator))); |
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return ($numerator / $denominator); |
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} |
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107 |
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108 |
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109 |
public static function NormalizeBinaryPoint($binarypointnumber, $maxbits=52) { |
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// http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html |
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if (strpos($binarypointnumber, '.') === false) { |
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$binarypointnumber = '0.'.$binarypointnumber; |
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} elseif ($binarypointnumber{0} == '.') { |
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$binarypointnumber = '0'.$binarypointnumber; |
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} |
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$exponent = 0; |
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117 |
while (($binarypointnumber{0} != '1') || (substr($binarypointnumber, 1, 1) != '.')) { |
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118 |
if (substr($binarypointnumber, 1, 1) == '.') { |
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$exponent--; |
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$binarypointnumber = substr($binarypointnumber, 2, 1).'.'.substr($binarypointnumber, 3); |
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} else { |
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$pointpos = strpos($binarypointnumber, '.'); |
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$exponent += ($pointpos - 1); |
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$binarypointnumber = str_replace('.', '', $binarypointnumber); |
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$binarypointnumber = $binarypointnumber{0}.'.'.substr($binarypointnumber, 1); |
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} |
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} |
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$binarypointnumber = str_pad(substr($binarypointnumber, 0, $maxbits + 2), $maxbits + 2, '0', STR_PAD_RIGHT); |
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return array('normalized'=>$binarypointnumber, 'exponent'=>(int) $exponent); |
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} |
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132 |
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public static function Float2BinaryDecimal($floatvalue) { |
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// http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html |
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$maxbits = 128; // to how many bits of precision should the calculations be taken? |
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$intpart = self::trunc($floatvalue); |
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$floatpart = abs($floatvalue - $intpart); |
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$pointbitstring = ''; |
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while (($floatpart != 0) && (strlen($pointbitstring) < $maxbits)) { |
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$floatpart *= 2; |
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$pointbitstring .= (string) self::trunc($floatpart); |
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$floatpart -= self::trunc($floatpart); |
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} |
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$binarypointnumber = decbin($intpart).'.'.$pointbitstring; |
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return $binarypointnumber; |
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} |
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public static function Float2String($floatvalue, $bits) { |
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// http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee-expl.html |
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switch ($bits) { |
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case 32: |
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$exponentbits = 8; |
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$fractionbits = 23; |
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break; |
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case 64: |
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$exponentbits = 11; |
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$fractionbits = 52; |
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break; |
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default: |
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return false; |
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break; |
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} |
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if ($floatvalue >= 0) { |
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$signbit = '0'; |
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} else { |
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$signbit = '1'; |
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} |
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$normalizedbinary = self::NormalizeBinaryPoint(self::Float2BinaryDecimal($floatvalue), $fractionbits); |
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$biasedexponent = pow(2, $exponentbits - 1) - 1 + $normalizedbinary['exponent']; // (127 or 1023) +/- exponent |
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$exponentbitstring = str_pad(decbin($biasedexponent), $exponentbits, '0', STR_PAD_LEFT); |
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$fractionbitstring = str_pad(substr($normalizedbinary['normalized'], 2), $fractionbits, '0', STR_PAD_RIGHT); |
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return self::BigEndian2String(self::Bin2Dec($signbit.$exponentbitstring.$fractionbitstring), $bits % 8, false); |
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} |
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178 |
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179 |
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public static function LittleEndian2Float($byteword) { |
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return self::BigEndian2Float(strrev($byteword)); |
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} |
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183 |
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184 |
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public static function BigEndian2Float($byteword) { |
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// ANSI/IEEE Standard 754-1985, Standard for Binary Floating Point Arithmetic |
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// http://www.psc.edu/general/software/packages/ieee/ieee.html |
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// http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee.html |
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189 |
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$bitword = self::BigEndian2Bin($byteword); |
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if (!$bitword) { |
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return 0; |
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} |
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$signbit = $bitword{0}; |
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switch (strlen($byteword) * 8) { |
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case 32: |
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$exponentbits = 8; |
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$fractionbits = 23; |
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break; |
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case 64: |
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$exponentbits = 11; |
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$fractionbits = 52; |
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break; |
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case 80: |
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// 80-bit Apple SANE format |
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// http://www.mactech.com/articles/mactech/Vol.06/06.01/SANENormalized/ |
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$exponentstring = substr($bitword, 1, 15); |
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$isnormalized = intval($bitword{16}); |
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$fractionstring = substr($bitword, 17, 63); |
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$exponent = pow(2, self::Bin2Dec($exponentstring) - 16383); |
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$fraction = $isnormalized + self::DecimalBinary2Float($fractionstring); |
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$floatvalue = $exponent * $fraction; |
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if ($signbit == '1') { |
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$floatvalue *= -1; |
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} |
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return $floatvalue; |
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break; |
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default: |
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return false; |
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break; |
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} |
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$exponentstring = substr($bitword, 1, $exponentbits); |
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$fractionstring = substr($bitword, $exponentbits + 1, $fractionbits); |
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$exponent = self::Bin2Dec($exponentstring); |
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$fraction = self::Bin2Dec($fractionstring); |
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if (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction != 0)) { |
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// Not a Number |
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$floatvalue = false; |
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} elseif (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction == 0)) { |
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if ($signbit == '1') { |
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$floatvalue = '-infinity'; |
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} else { |
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$floatvalue = '+infinity'; |
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} |
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} elseif (($exponent == 0) && ($fraction == 0)) { |
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if ($signbit == '1') { |
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$floatvalue = -0; |
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} else { |
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$floatvalue = 0; |
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} |
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$floatvalue = ($signbit ? 0 : -0); |
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} elseif (($exponent == 0) && ($fraction != 0)) { |
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// These are 'unnormalized' values |
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$floatvalue = pow(2, (-1 * (pow(2, $exponentbits - 1) - 2))) * self::DecimalBinary2Float($fractionstring); |
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if ($signbit == '1') { |
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$floatvalue *= -1; |
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} |
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} elseif ($exponent != 0) { |
|
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$floatvalue = pow(2, ($exponent - (pow(2, $exponentbits - 1) - 1))) * (1 + self::DecimalBinary2Float($fractionstring)); |
|
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if ($signbit == '1') { |
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$floatvalue *= -1; |
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} |
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} |
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return (float) $floatvalue; |
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} |
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261 |
||
262 |
||
263 |
public static function BigEndian2Int($byteword, $synchsafe=false, $signed=false) { |
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$intvalue = 0; |
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265 |
$bytewordlen = strlen($byteword); |
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266 |
if ($bytewordlen == 0) { |
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return false; |
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} |
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for ($i = 0; $i < $bytewordlen; $i++) { |
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if ($synchsafe) { // disregard MSB, effectively 7-bit bytes |
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//$intvalue = $intvalue | (ord($byteword{$i}) & 0x7F) << (($bytewordlen - 1 - $i) * 7); // faster, but runs into problems past 2^31 on 32-bit systems |
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272 |
$intvalue += (ord($byteword{$i}) & 0x7F) * pow(2, ($bytewordlen - 1 - $i) * 7); |
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} else { |
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274 |
$intvalue += ord($byteword{$i}) * pow(256, ($bytewordlen - 1 - $i)); |
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} |
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276 |
} |
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277 |
if ($signed && !$synchsafe) { |
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278 |
// synchsafe ints are not allowed to be signed |
|
279 |
if ($bytewordlen <= PHP_INT_SIZE) { |
|
280 |
$signMaskBit = 0x80 << (8 * ($bytewordlen - 1)); |
|
281 |
if ($intvalue & $signMaskBit) { |
|
282 |
$intvalue = 0 - ($intvalue & ($signMaskBit - 1)); |
|
283 |
} |
|
284 |
} else { |
|
285 |
throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits ('.strlen($byteword).') in self::BigEndian2Int()'); |
|
286 |
} |
|
287 |
} |
|
288 |
return self::CastAsInt($intvalue); |
|
289 |
} |
|
290 |
||
291 |
||
292 |
public static function LittleEndian2Int($byteword, $signed=false) { |
|
293 |
return self::BigEndian2Int(strrev($byteword), false, $signed); |
|
294 |
} |
|
295 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
296 |
public static function LittleEndian2Bin($byteword) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
297 |
return self::BigEndian2Bin(strrev($byteword)); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
298 |
} |
0 | 299 |
|
300 |
public static function BigEndian2Bin($byteword) { |
|
301 |
$binvalue = ''; |
|
302 |
$bytewordlen = strlen($byteword); |
|
303 |
for ($i = 0; $i < $bytewordlen; $i++) { |
|
304 |
$binvalue .= str_pad(decbin(ord($byteword{$i})), 8, '0', STR_PAD_LEFT); |
|
305 |
} |
|
306 |
return $binvalue; |
|
307 |
} |
|
308 |
||
309 |
||
310 |
public static function BigEndian2String($number, $minbytes=1, $synchsafe=false, $signed=false) { |
|
311 |
if ($number < 0) { |
|
312 |
throw new Exception('ERROR: self::BigEndian2String() does not support negative numbers'); |
|
313 |
} |
|
314 |
$maskbyte = (($synchsafe || $signed) ? 0x7F : 0xFF); |
|
315 |
$intstring = ''; |
|
316 |
if ($signed) { |
|
317 |
if ($minbytes > PHP_INT_SIZE) { |
|
318 |
throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits in self::BigEndian2String()'); |
|
319 |
} |
|
320 |
$number = $number & (0x80 << (8 * ($minbytes - 1))); |
|
321 |
} |
|
322 |
while ($number != 0) { |
|
323 |
$quotient = ($number / ($maskbyte + 1)); |
|
324 |
$intstring = chr(ceil(($quotient - floor($quotient)) * $maskbyte)).$intstring; |
|
325 |
$number = floor($quotient); |
|
326 |
} |
|
327 |
return str_pad($intstring, $minbytes, "\x00", STR_PAD_LEFT); |
|
328 |
} |
|
329 |
||
330 |
||
331 |
public static function Dec2Bin($number) { |
|
332 |
while ($number >= 256) { |
|
333 |
$bytes[] = (($number / 256) - (floor($number / 256))) * 256; |
|
334 |
$number = floor($number / 256); |
|
335 |
} |
|
336 |
$bytes[] = $number; |
|
337 |
$binstring = ''; |
|
338 |
for ($i = 0; $i < count($bytes); $i++) { |
|
339 |
$binstring = (($i == count($bytes) - 1) ? decbin($bytes[$i]) : str_pad(decbin($bytes[$i]), 8, '0', STR_PAD_LEFT)).$binstring; |
|
340 |
} |
|
341 |
return $binstring; |
|
342 |
} |
|
343 |
||
344 |
||
345 |
public static function Bin2Dec($binstring, $signed=false) { |
|
346 |
$signmult = 1; |
|
347 |
if ($signed) { |
|
348 |
if ($binstring{0} == '1') { |
|
349 |
$signmult = -1; |
|
350 |
} |
|
351 |
$binstring = substr($binstring, 1); |
|
352 |
} |
|
353 |
$decvalue = 0; |
|
354 |
for ($i = 0; $i < strlen($binstring); $i++) { |
|
355 |
$decvalue += ((int) substr($binstring, strlen($binstring) - $i - 1, 1)) * pow(2, $i); |
|
356 |
} |
|
357 |
return self::CastAsInt($decvalue * $signmult); |
|
358 |
} |
|
359 |
||
360 |
||
361 |
public static function Bin2String($binstring) { |
|
362 |
// return 'hi' for input of '0110100001101001' |
|
363 |
$string = ''; |
|
364 |
$binstringreversed = strrev($binstring); |
|
365 |
for ($i = 0; $i < strlen($binstringreversed); $i += 8) { |
|
366 |
$string = chr(self::Bin2Dec(strrev(substr($binstringreversed, $i, 8)))).$string; |
|
367 |
} |
|
368 |
return $string; |
|
369 |
} |
|
370 |
||
371 |
||
372 |
public static function LittleEndian2String($number, $minbytes=1, $synchsafe=false) { |
|
373 |
$intstring = ''; |
|
374 |
while ($number > 0) { |
|
375 |
if ($synchsafe) { |
|
376 |
$intstring = $intstring.chr($number & 127); |
|
377 |
$number >>= 7; |
|
378 |
} else { |
|
379 |
$intstring = $intstring.chr($number & 255); |
|
380 |
$number >>= 8; |
|
381 |
} |
|
382 |
} |
|
383 |
return str_pad($intstring, $minbytes, "\x00", STR_PAD_RIGHT); |
|
384 |
} |
|
385 |
||
386 |
||
387 |
public static function array_merge_clobber($array1, $array2) { |
|
388 |
// written by kcรhireability*com |
|
389 |
// taken from http://www.php.net/manual/en/function.array-merge-recursive.php |
|
390 |
if (!is_array($array1) || !is_array($array2)) { |
|
391 |
return false; |
|
392 |
} |
|
393 |
$newarray = $array1; |
|
394 |
foreach ($array2 as $key => $val) { |
|
395 |
if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) { |
|
396 |
$newarray[$key] = self::array_merge_clobber($newarray[$key], $val); |
|
397 |
} else { |
|
398 |
$newarray[$key] = $val; |
|
399 |
} |
|
400 |
} |
|
401 |
return $newarray; |
|
402 |
} |
|
403 |
||
404 |
||
405 |
public static function array_merge_noclobber($array1, $array2) { |
|
406 |
if (!is_array($array1) || !is_array($array2)) { |
|
407 |
return false; |
|
408 |
} |
|
409 |
$newarray = $array1; |
|
410 |
foreach ($array2 as $key => $val) { |
|
411 |
if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) { |
|
412 |
$newarray[$key] = self::array_merge_noclobber($newarray[$key], $val); |
|
413 |
} elseif (!isset($newarray[$key])) { |
|
414 |
$newarray[$key] = $val; |
|
415 |
} |
|
416 |
} |
|
417 |
return $newarray; |
|
418 |
} |
|
419 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
420 |
public static function flipped_array_merge_noclobber($array1, $array2) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
421 |
if (!is_array($array1) || !is_array($array2)) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
422 |
return false; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
423 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
424 |
# naturally, this only works non-recursively |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
425 |
$newarray = array_flip($array1); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
426 |
foreach (array_flip($array2) as $key => $val) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
427 |
if (!isset($newarray[$key])) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
428 |
$newarray[$key] = count($newarray); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
429 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
430 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
431 |
return array_flip($newarray); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
432 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
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diff
changeset
|
433 |
|
0 | 434 |
|
435 |
public static function ksort_recursive(&$theArray) { |
|
436 |
ksort($theArray); |
|
437 |
foreach ($theArray as $key => $value) { |
|
438 |
if (is_array($value)) { |
|
439 |
self::ksort_recursive($theArray[$key]); |
|
440 |
} |
|
441 |
} |
|
442 |
return true; |
|
443 |
} |
|
444 |
||
445 |
public static function fileextension($filename, $numextensions=1) { |
|
446 |
if (strstr($filename, '.')) { |
|
447 |
$reversedfilename = strrev($filename); |
|
448 |
$offset = 0; |
|
449 |
for ($i = 0; $i < $numextensions; $i++) { |
|
450 |
$offset = strpos($reversedfilename, '.', $offset + 1); |
|
451 |
if ($offset === false) { |
|
452 |
return ''; |
|
453 |
} |
|
454 |
} |
|
455 |
return strrev(substr($reversedfilename, 0, $offset)); |
|
456 |
} |
|
457 |
return ''; |
|
458 |
} |
|
459 |
||
460 |
||
461 |
public static function PlaytimeString($seconds) { |
|
462 |
$sign = (($seconds < 0) ? '-' : ''); |
|
463 |
$seconds = round(abs($seconds)); |
|
464 |
$H = (int) floor( $seconds / 3600); |
|
465 |
$M = (int) floor(($seconds - (3600 * $H) ) / 60); |
|
466 |
$S = (int) round( $seconds - (3600 * $H) - (60 * $M) ); |
|
467 |
return $sign.($H ? $H.':' : '').($H ? str_pad($M, 2, '0', STR_PAD_LEFT) : intval($M)).':'.str_pad($S, 2, 0, STR_PAD_LEFT); |
|
468 |
} |
|
469 |
||
470 |
||
471 |
public static function DateMac2Unix($macdate) { |
|
472 |
// Macintosh timestamp: seconds since 00:00h January 1, 1904 |
|
473 |
// UNIX timestamp: seconds since 00:00h January 1, 1970 |
|
474 |
return self::CastAsInt($macdate - 2082844800); |
|
475 |
} |
|
476 |
||
477 |
||
478 |
public static function FixedPoint8_8($rawdata) { |
|
479 |
return self::BigEndian2Int(substr($rawdata, 0, 1)) + (float) (self::BigEndian2Int(substr($rawdata, 1, 1)) / pow(2, 8)); |
|
480 |
} |
|
481 |
||
482 |
||
483 |
public static function FixedPoint16_16($rawdata) { |
|
484 |
return self::BigEndian2Int(substr($rawdata, 0, 2)) + (float) (self::BigEndian2Int(substr($rawdata, 2, 2)) / pow(2, 16)); |
|
485 |
} |
|
486 |
||
487 |
||
488 |
public static function FixedPoint2_30($rawdata) { |
|
489 |
$binarystring = self::BigEndian2Bin($rawdata); |
|
490 |
return self::Bin2Dec(substr($binarystring, 0, 2)) + (float) (self::Bin2Dec(substr($binarystring, 2, 30)) / pow(2, 30)); |
|
491 |
} |
|
492 |
||
493 |
||
494 |
public static function CreateDeepArray($ArrayPath, $Separator, $Value) { |
|
495 |
// assigns $Value to a nested array path: |
|
496 |
// $foo = self::CreateDeepArray('/path/to/my', '/', 'file.txt') |
|
497 |
// is the same as: |
|
498 |
// $foo = array('path'=>array('to'=>'array('my'=>array('file.txt')))); |
|
499 |
// or |
|
500 |
// $foo['path']['to']['my'] = 'file.txt'; |
|
501 |
$ArrayPath = ltrim($ArrayPath, $Separator); |
|
502 |
if (($pos = strpos($ArrayPath, $Separator)) !== false) { |
|
503 |
$ReturnedArray[substr($ArrayPath, 0, $pos)] = self::CreateDeepArray(substr($ArrayPath, $pos + 1), $Separator, $Value); |
|
504 |
} else { |
|
505 |
$ReturnedArray[$ArrayPath] = $Value; |
|
506 |
} |
|
507 |
return $ReturnedArray; |
|
508 |
} |
|
509 |
||
510 |
public static function array_max($arraydata, $returnkey=false) { |
|
511 |
$maxvalue = false; |
|
512 |
$maxkey = false; |
|
513 |
foreach ($arraydata as $key => $value) { |
|
514 |
if (!is_array($value)) { |
|
515 |
if ($value > $maxvalue) { |
|
516 |
$maxvalue = $value; |
|
517 |
$maxkey = $key; |
|
518 |
} |
|
519 |
} |
|
520 |
} |
|
521 |
return ($returnkey ? $maxkey : $maxvalue); |
|
522 |
} |
|
523 |
||
524 |
public static function array_min($arraydata, $returnkey=false) { |
|
525 |
$minvalue = false; |
|
526 |
$minkey = false; |
|
527 |
foreach ($arraydata as $key => $value) { |
|
528 |
if (!is_array($value)) { |
|
529 |
if ($value > $minvalue) { |
|
530 |
$minvalue = $value; |
|
531 |
$minkey = $key; |
|
532 |
} |
|
533 |
} |
|
534 |
} |
|
535 |
return ($returnkey ? $minkey : $minvalue); |
|
536 |
} |
|
537 |
||
538 |
public static function XML2array($XMLstring) { |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
539 |
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
|
540 |
// 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
|
541 |
// https://core.trac.wordpress.org/changeset/29378 |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
542 |
$loader = libxml_disable_entity_loader(true); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
543 |
$XMLobject = simplexml_load_string($XMLstring, 'SimpleXMLElement', LIBXML_NOENT); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
544 |
$return = self::SimpleXMLelement2array($XMLobject); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
545 |
libxml_disable_entity_loader($loader); |
5 | 546 |
return $return; |
0 | 547 |
} |
548 |
return false; |
|
549 |
} |
|
550 |
||
551 |
public static function SimpleXMLelement2array($XMLobject) { |
|
552 |
if (!is_object($XMLobject) && !is_array($XMLobject)) { |
|
553 |
return $XMLobject; |
|
554 |
} |
|
555 |
$XMLarray = (is_object($XMLobject) ? get_object_vars($XMLobject) : $XMLobject); |
|
556 |
foreach ($XMLarray as $key => $value) { |
|
557 |
$XMLarray[$key] = self::SimpleXMLelement2array($value); |
|
558 |
} |
|
559 |
return $XMLarray; |
|
560 |
} |
|
561 |
||
562 |
||
563 |
// Allan Hansen <ahรartemis*dk> |
|
564 |
// self::md5_data() - returns md5sum for a file from startuing position to absolute end position |
|
565 |
public static function hash_data($file, $offset, $end, $algorithm) { |
|
566 |
static $tempdir = ''; |
|
567 |
if (!self::intValueSupported($end)) { |
|
568 |
return false; |
|
569 |
} |
|
570 |
switch ($algorithm) { |
|
571 |
case 'md5': |
|
572 |
$hash_function = 'md5_file'; |
|
573 |
$unix_call = 'md5sum'; |
|
574 |
$windows_call = 'md5sum.exe'; |
|
575 |
$hash_length = 32; |
|
576 |
break; |
|
577 |
||
578 |
case 'sha1': |
|
579 |
$hash_function = 'sha1_file'; |
|
580 |
$unix_call = 'sha1sum'; |
|
581 |
$windows_call = 'sha1sum.exe'; |
|
582 |
$hash_length = 40; |
|
583 |
break; |
|
584 |
||
585 |
default: |
|
586 |
throw new Exception('Invalid algorithm ('.$algorithm.') in self::hash_data()'); |
|
587 |
break; |
|
588 |
} |
|
589 |
$size = $end - $offset; |
|
590 |
while (true) { |
|
591 |
if (GETID3_OS_ISWINDOWS) { |
|
592 |
||
593 |
// It seems that sha1sum.exe for Windows only works on physical files, does not accept piped data |
|
594 |
// Fall back to create-temp-file method: |
|
595 |
if ($algorithm == 'sha1') { |
|
596 |
break; |
|
597 |
} |
|
598 |
||
599 |
$RequiredFiles = array('cygwin1.dll', 'head.exe', 'tail.exe', $windows_call); |
|
600 |
foreach ($RequiredFiles as $required_file) { |
|
601 |
if (!is_readable(GETID3_HELPERAPPSDIR.$required_file)) { |
|
602 |
// helper apps not available - fall back to old method |
|
603 |
break 2; |
|
604 |
} |
|
605 |
} |
|
606 |
$commandline = GETID3_HELPERAPPSDIR.'head.exe -c '.$end.' '.escapeshellarg(str_replace('/', DIRECTORY_SEPARATOR, $file)).' | '; |
|
607 |
$commandline .= GETID3_HELPERAPPSDIR.'tail.exe -c '.$size.' | '; |
|
608 |
$commandline .= GETID3_HELPERAPPSDIR.$windows_call; |
|
609 |
||
610 |
} else { |
|
611 |
||
612 |
$commandline = 'head -c'.$end.' '.escapeshellarg($file).' | '; |
|
613 |
$commandline .= 'tail -c'.$size.' | '; |
|
614 |
$commandline .= $unix_call; |
|
615 |
||
616 |
} |
|
617 |
if (preg_match('#(1|ON)#i', ini_get('safe_mode'))) { |
|
618 |
//throw new Exception('PHP running in Safe Mode - backtick operator not available, using slower non-system-call '.$algorithm.' algorithm'); |
|
619 |
break; |
|
620 |
} |
|
621 |
return substr(`$commandline`, 0, $hash_length); |
|
622 |
} |
|
623 |
||
624 |
if (empty($tempdir)) { |
|
625 |
// yes this is ugly, feel free to suggest a better way |
|
626 |
require_once(dirname(__FILE__).'/getid3.php'); |
|
627 |
$getid3_temp = new getID3(); |
|
628 |
$tempdir = $getid3_temp->tempdir; |
|
629 |
unset($getid3_temp); |
|
630 |
} |
|
631 |
// try to create a temporary file in the system temp directory - invalid dirname should force to system temp dir |
|
632 |
if (($data_filename = tempnam($tempdir, 'gI3')) === false) { |
|
633 |
// can't find anywhere to create a temp file, just fail |
|
634 |
return false; |
|
635 |
} |
|
636 |
||
637 |
// Init |
|
638 |
$result = false; |
|
639 |
||
640 |
// copy parts of file |
|
641 |
try { |
|
642 |
self::CopyFileParts($file, $data_filename, $offset, $end - $offset); |
|
643 |
$result = $hash_function($data_filename); |
|
644 |
} catch (Exception $e) { |
|
645 |
throw new Exception('self::CopyFileParts() failed in getid_lib::hash_data(): '.$e->getMessage()); |
|
646 |
} |
|
647 |
unlink($data_filename); |
|
648 |
return $result; |
|
649 |
} |
|
650 |
||
651 |
public static function CopyFileParts($filename_source, $filename_dest, $offset, $length) { |
|
652 |
if (!self::intValueSupported($offset + $length)) { |
|
653 |
throw new Exception('cannot copy file portion, it extends beyond the '.round(PHP_INT_MAX / 1073741824).'GB limit'); |
|
654 |
} |
|
655 |
if (is_readable($filename_source) && is_file($filename_source) && ($fp_src = fopen($filename_source, 'rb'))) { |
|
656 |
if (($fp_dest = fopen($filename_dest, 'wb'))) { |
|
5 | 657 |
if (fseek($fp_src, $offset) == 0) { |
0 | 658 |
$byteslefttowrite = $length; |
659 |
while (($byteslefttowrite > 0) && ($buffer = fread($fp_src, min($byteslefttowrite, getID3::FREAD_BUFFER_SIZE)))) { |
|
660 |
$byteswritten = fwrite($fp_dest, $buffer, $byteslefttowrite); |
|
661 |
$byteslefttowrite -= $byteswritten; |
|
662 |
} |
|
663 |
return true; |
|
664 |
} else { |
|
665 |
throw new Exception('failed to seek to offset '.$offset.' in '.$filename_source); |
|
666 |
} |
|
667 |
fclose($fp_dest); |
|
668 |
} else { |
|
669 |
throw new Exception('failed to create file for writing '.$filename_dest); |
|
670 |
} |
|
671 |
fclose($fp_src); |
|
672 |
} else { |
|
673 |
throw new Exception('failed to open file for reading '.$filename_source); |
|
674 |
} |
|
675 |
return false; |
|
676 |
} |
|
677 |
||
678 |
public static function iconv_fallback_int_utf8($charval) { |
|
679 |
if ($charval < 128) { |
|
680 |
// 0bbbbbbb |
|
681 |
$newcharstring = chr($charval); |
|
682 |
} elseif ($charval < 2048) { |
|
683 |
// 110bbbbb 10bbbbbb |
|
684 |
$newcharstring = chr(($charval >> 6) | 0xC0); |
|
685 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
686 |
} elseif ($charval < 65536) { |
|
687 |
// 1110bbbb 10bbbbbb 10bbbbbb |
|
688 |
$newcharstring = chr(($charval >> 12) | 0xE0); |
|
689 |
$newcharstring .= chr(($charval >> 6) | 0xC0); |
|
690 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
691 |
} else { |
|
692 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
|
693 |
$newcharstring = chr(($charval >> 18) | 0xF0); |
|
694 |
$newcharstring .= chr(($charval >> 12) | 0xC0); |
|
695 |
$newcharstring .= chr(($charval >> 6) | 0xC0); |
|
696 |
$newcharstring .= chr(($charval & 0x3F) | 0x80); |
|
697 |
} |
|
698 |
return $newcharstring; |
|
699 |
} |
|
700 |
||
701 |
// ISO-8859-1 => UTF-8 |
|
702 |
public static function iconv_fallback_iso88591_utf8($string, $bom=false) { |
|
703 |
if (function_exists('utf8_encode')) { |
|
704 |
return utf8_encode($string); |
|
705 |
} |
|
706 |
// utf8_encode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support) |
|
707 |
$newcharstring = ''; |
|
708 |
if ($bom) { |
|
709 |
$newcharstring .= "\xEF\xBB\xBF"; |
|
710 |
} |
|
711 |
for ($i = 0; $i < strlen($string); $i++) { |
|
712 |
$charval = ord($string{$i}); |
|
713 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
|
714 |
} |
|
715 |
return $newcharstring; |
|
716 |
} |
|
717 |
||
718 |
// ISO-8859-1 => UTF-16BE |
|
719 |
public static function iconv_fallback_iso88591_utf16be($string, $bom=false) { |
|
720 |
$newcharstring = ''; |
|
721 |
if ($bom) { |
|
722 |
$newcharstring .= "\xFE\xFF"; |
|
723 |
} |
|
724 |
for ($i = 0; $i < strlen($string); $i++) { |
|
725 |
$newcharstring .= "\x00".$string{$i}; |
|
726 |
} |
|
727 |
return $newcharstring; |
|
728 |
} |
|
729 |
||
730 |
// ISO-8859-1 => UTF-16LE |
|
731 |
public static function iconv_fallback_iso88591_utf16le($string, $bom=false) { |
|
732 |
$newcharstring = ''; |
|
733 |
if ($bom) { |
|
734 |
$newcharstring .= "\xFF\xFE"; |
|
735 |
} |
|
736 |
for ($i = 0; $i < strlen($string); $i++) { |
|
737 |
$newcharstring .= $string{$i}."\x00"; |
|
738 |
} |
|
739 |
return $newcharstring; |
|
740 |
} |
|
741 |
||
742 |
// ISO-8859-1 => UTF-16LE (BOM) |
|
743 |
public static function iconv_fallback_iso88591_utf16($string) { |
|
744 |
return self::iconv_fallback_iso88591_utf16le($string, true); |
|
745 |
} |
|
746 |
||
747 |
// UTF-8 => ISO-8859-1 |
|
748 |
public static function iconv_fallback_utf8_iso88591($string) { |
|
749 |
if (function_exists('utf8_decode')) { |
|
750 |
return utf8_decode($string); |
|
751 |
} |
|
752 |
// utf8_decode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support) |
|
753 |
$newcharstring = ''; |
|
754 |
$offset = 0; |
|
755 |
$stringlength = strlen($string); |
|
756 |
while ($offset < $stringlength) { |
|
757 |
if ((ord($string{$offset}) | 0x07) == 0xF7) { |
|
758 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
|
759 |
$charval = ((ord($string{($offset + 0)}) & 0x07) << 18) & |
|
760 |
((ord($string{($offset + 1)}) & 0x3F) << 12) & |
|
761 |
((ord($string{($offset + 2)}) & 0x3F) << 6) & |
|
762 |
(ord($string{($offset + 3)}) & 0x3F); |
|
763 |
$offset += 4; |
|
764 |
} elseif ((ord($string{$offset}) | 0x0F) == 0xEF) { |
|
765 |
// 1110bbbb 10bbbbbb 10bbbbbb |
|
766 |
$charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) & |
|
767 |
((ord($string{($offset + 1)}) & 0x3F) << 6) & |
|
768 |
(ord($string{($offset + 2)}) & 0x3F); |
|
769 |
$offset += 3; |
|
770 |
} elseif ((ord($string{$offset}) | 0x1F) == 0xDF) { |
|
771 |
// 110bbbbb 10bbbbbb |
|
772 |
$charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) & |
|
773 |
(ord($string{($offset + 1)}) & 0x3F); |
|
774 |
$offset += 2; |
|
775 |
} elseif ((ord($string{$offset}) | 0x7F) == 0x7F) { |
|
776 |
// 0bbbbbbb |
|
777 |
$charval = ord($string{$offset}); |
|
778 |
$offset += 1; |
|
779 |
} else { |
|
780 |
// error? throw some kind of warning here? |
|
781 |
$charval = false; |
|
782 |
$offset += 1; |
|
783 |
} |
|
784 |
if ($charval !== false) { |
|
785 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
786 |
} |
|
787 |
} |
|
788 |
return $newcharstring; |
|
789 |
} |
|
790 |
||
791 |
// UTF-8 => UTF-16BE |
|
792 |
public static function iconv_fallback_utf8_utf16be($string, $bom=false) { |
|
793 |
$newcharstring = ''; |
|
794 |
if ($bom) { |
|
795 |
$newcharstring .= "\xFE\xFF"; |
|
796 |
} |
|
797 |
$offset = 0; |
|
798 |
$stringlength = strlen($string); |
|
799 |
while ($offset < $stringlength) { |
|
800 |
if ((ord($string{$offset}) | 0x07) == 0xF7) { |
|
801 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
|
802 |
$charval = ((ord($string{($offset + 0)}) & 0x07) << 18) & |
|
803 |
((ord($string{($offset + 1)}) & 0x3F) << 12) & |
|
804 |
((ord($string{($offset + 2)}) & 0x3F) << 6) & |
|
805 |
(ord($string{($offset + 3)}) & 0x3F); |
|
806 |
$offset += 4; |
|
807 |
} elseif ((ord($string{$offset}) | 0x0F) == 0xEF) { |
|
808 |
// 1110bbbb 10bbbbbb 10bbbbbb |
|
809 |
$charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) & |
|
810 |
((ord($string{($offset + 1)}) & 0x3F) << 6) & |
|
811 |
(ord($string{($offset + 2)}) & 0x3F); |
|
812 |
$offset += 3; |
|
813 |
} elseif ((ord($string{$offset}) | 0x1F) == 0xDF) { |
|
814 |
// 110bbbbb 10bbbbbb |
|
815 |
$charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) & |
|
816 |
(ord($string{($offset + 1)}) & 0x3F); |
|
817 |
$offset += 2; |
|
818 |
} elseif ((ord($string{$offset}) | 0x7F) == 0x7F) { |
|
819 |
// 0bbbbbbb |
|
820 |
$charval = ord($string{$offset}); |
|
821 |
$offset += 1; |
|
822 |
} else { |
|
823 |
// error? throw some kind of warning here? |
|
824 |
$charval = false; |
|
825 |
$offset += 1; |
|
826 |
} |
|
827 |
if ($charval !== false) { |
|
828 |
$newcharstring .= (($charval < 65536) ? self::BigEndian2String($charval, 2) : "\x00".'?'); |
|
829 |
} |
|
830 |
} |
|
831 |
return $newcharstring; |
|
832 |
} |
|
833 |
||
834 |
// UTF-8 => UTF-16LE |
|
835 |
public static function iconv_fallback_utf8_utf16le($string, $bom=false) { |
|
836 |
$newcharstring = ''; |
|
837 |
if ($bom) { |
|
838 |
$newcharstring .= "\xFF\xFE"; |
|
839 |
} |
|
840 |
$offset = 0; |
|
841 |
$stringlength = strlen($string); |
|
842 |
while ($offset < $stringlength) { |
|
843 |
if ((ord($string{$offset}) | 0x07) == 0xF7) { |
|
844 |
// 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb |
|
845 |
$charval = ((ord($string{($offset + 0)}) & 0x07) << 18) & |
|
846 |
((ord($string{($offset + 1)}) & 0x3F) << 12) & |
|
847 |
((ord($string{($offset + 2)}) & 0x3F) << 6) & |
|
848 |
(ord($string{($offset + 3)}) & 0x3F); |
|
849 |
$offset += 4; |
|
850 |
} elseif ((ord($string{$offset}) | 0x0F) == 0xEF) { |
|
851 |
// 1110bbbb 10bbbbbb 10bbbbbb |
|
852 |
$charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) & |
|
853 |
((ord($string{($offset + 1)}) & 0x3F) << 6) & |
|
854 |
(ord($string{($offset + 2)}) & 0x3F); |
|
855 |
$offset += 3; |
|
856 |
} elseif ((ord($string{$offset}) | 0x1F) == 0xDF) { |
|
857 |
// 110bbbbb 10bbbbbb |
|
858 |
$charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) & |
|
859 |
(ord($string{($offset + 1)}) & 0x3F); |
|
860 |
$offset += 2; |
|
861 |
} elseif ((ord($string{$offset}) | 0x7F) == 0x7F) { |
|
862 |
// 0bbbbbbb |
|
863 |
$charval = ord($string{$offset}); |
|
864 |
$offset += 1; |
|
865 |
} else { |
|
866 |
// error? maybe throw some warning here? |
|
867 |
$charval = false; |
|
868 |
$offset += 1; |
|
869 |
} |
|
870 |
if ($charval !== false) { |
|
871 |
$newcharstring .= (($charval < 65536) ? self::LittleEndian2String($charval, 2) : '?'."\x00"); |
|
872 |
} |
|
873 |
} |
|
874 |
return $newcharstring; |
|
875 |
} |
|
876 |
||
877 |
// UTF-8 => UTF-16LE (BOM) |
|
878 |
public static function iconv_fallback_utf8_utf16($string) { |
|
879 |
return self::iconv_fallback_utf8_utf16le($string, true); |
|
880 |
} |
|
881 |
||
882 |
// UTF-16BE => UTF-8 |
|
883 |
public static function iconv_fallback_utf16be_utf8($string) { |
|
884 |
if (substr($string, 0, 2) == "\xFE\xFF") { |
|
885 |
// strip BOM |
|
886 |
$string = substr($string, 2); |
|
887 |
} |
|
888 |
$newcharstring = ''; |
|
889 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
890 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
891 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
|
892 |
} |
|
893 |
return $newcharstring; |
|
894 |
} |
|
895 |
||
896 |
// UTF-16LE => UTF-8 |
|
897 |
public static function iconv_fallback_utf16le_utf8($string) { |
|
898 |
if (substr($string, 0, 2) == "\xFF\xFE") { |
|
899 |
// strip BOM |
|
900 |
$string = substr($string, 2); |
|
901 |
} |
|
902 |
$newcharstring = ''; |
|
903 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
904 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
905 |
$newcharstring .= self::iconv_fallback_int_utf8($charval); |
|
906 |
} |
|
907 |
return $newcharstring; |
|
908 |
} |
|
909 |
||
910 |
// UTF-16BE => ISO-8859-1 |
|
911 |
public static function iconv_fallback_utf16be_iso88591($string) { |
|
912 |
if (substr($string, 0, 2) == "\xFE\xFF") { |
|
913 |
// strip BOM |
|
914 |
$string = substr($string, 2); |
|
915 |
} |
|
916 |
$newcharstring = ''; |
|
917 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
918 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
919 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
920 |
} |
|
921 |
return $newcharstring; |
|
922 |
} |
|
923 |
||
924 |
// UTF-16LE => ISO-8859-1 |
|
925 |
public static function iconv_fallback_utf16le_iso88591($string) { |
|
926 |
if (substr($string, 0, 2) == "\xFF\xFE") { |
|
927 |
// strip BOM |
|
928 |
$string = substr($string, 2); |
|
929 |
} |
|
930 |
$newcharstring = ''; |
|
931 |
for ($i = 0; $i < strlen($string); $i += 2) { |
|
932 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
933 |
$newcharstring .= (($charval < 256) ? chr($charval) : '?'); |
|
934 |
} |
|
935 |
return $newcharstring; |
|
936 |
} |
|
937 |
||
938 |
// UTF-16 (BOM) => ISO-8859-1 |
|
939 |
public static function iconv_fallback_utf16_iso88591($string) { |
|
940 |
$bom = substr($string, 0, 2); |
|
941 |
if ($bom == "\xFE\xFF") { |
|
942 |
return self::iconv_fallback_utf16be_iso88591(substr($string, 2)); |
|
943 |
} elseif ($bom == "\xFF\xFE") { |
|
944 |
return self::iconv_fallback_utf16le_iso88591(substr($string, 2)); |
|
945 |
} |
|
946 |
return $string; |
|
947 |
} |
|
948 |
||
949 |
// UTF-16 (BOM) => UTF-8 |
|
950 |
public static function iconv_fallback_utf16_utf8($string) { |
|
951 |
$bom = substr($string, 0, 2); |
|
952 |
if ($bom == "\xFE\xFF") { |
|
953 |
return self::iconv_fallback_utf16be_utf8(substr($string, 2)); |
|
954 |
} elseif ($bom == "\xFF\xFE") { |
|
955 |
return self::iconv_fallback_utf16le_utf8(substr($string, 2)); |
|
956 |
} |
|
957 |
return $string; |
|
958 |
} |
|
959 |
||
960 |
public static function iconv_fallback($in_charset, $out_charset, $string) { |
|
961 |
||
962 |
if ($in_charset == $out_charset) { |
|
963 |
return $string; |
|
964 |
} |
|
965 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
966 |
// mb_convert_encoding() availble |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
967 |
if (function_exists('mb_convert_encoding')) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
968 |
if ($converted_string = @mb_convert_encoding($string, $out_charset, $in_charset)) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
969 |
switch ($out_charset) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
970 |
case 'ISO-8859-1': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
971 |
$converted_string = rtrim($converted_string, "\x00"); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
972 |
break; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
973 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
974 |
return $converted_string; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
975 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
976 |
return $string; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
977 |
} |
0 | 978 |
// iconv() availble |
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
979 |
else if (function_exists('iconv')) { |
0 | 980 |
if ($converted_string = @iconv($in_charset, $out_charset.'//TRANSLIT', $string)) { |
981 |
switch ($out_charset) { |
|
982 |
case 'ISO-8859-1': |
|
983 |
$converted_string = rtrim($converted_string, "\x00"); |
|
984 |
break; |
|
985 |
} |
|
986 |
return $converted_string; |
|
987 |
} |
|
988 |
||
989 |
// iconv() may sometimes fail with "illegal character in input string" error message |
|
990 |
// and return an empty string, but returning the unconverted string is more useful |
|
991 |
return $string; |
|
992 |
} |
|
993 |
||
994 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
995 |
// neither mb_convert_encoding or iconv() is available |
0 | 996 |
static $ConversionFunctionList = array(); |
997 |
if (empty($ConversionFunctionList)) { |
|
998 |
$ConversionFunctionList['ISO-8859-1']['UTF-8'] = 'iconv_fallback_iso88591_utf8'; |
|
999 |
$ConversionFunctionList['ISO-8859-1']['UTF-16'] = 'iconv_fallback_iso88591_utf16'; |
|
1000 |
$ConversionFunctionList['ISO-8859-1']['UTF-16BE'] = 'iconv_fallback_iso88591_utf16be'; |
|
1001 |
$ConversionFunctionList['ISO-8859-1']['UTF-16LE'] = 'iconv_fallback_iso88591_utf16le'; |
|
1002 |
$ConversionFunctionList['UTF-8']['ISO-8859-1'] = 'iconv_fallback_utf8_iso88591'; |
|
1003 |
$ConversionFunctionList['UTF-8']['UTF-16'] = 'iconv_fallback_utf8_utf16'; |
|
1004 |
$ConversionFunctionList['UTF-8']['UTF-16BE'] = 'iconv_fallback_utf8_utf16be'; |
|
1005 |
$ConversionFunctionList['UTF-8']['UTF-16LE'] = 'iconv_fallback_utf8_utf16le'; |
|
1006 |
$ConversionFunctionList['UTF-16']['ISO-8859-1'] = 'iconv_fallback_utf16_iso88591'; |
|
1007 |
$ConversionFunctionList['UTF-16']['UTF-8'] = 'iconv_fallback_utf16_utf8'; |
|
1008 |
$ConversionFunctionList['UTF-16LE']['ISO-8859-1'] = 'iconv_fallback_utf16le_iso88591'; |
|
1009 |
$ConversionFunctionList['UTF-16LE']['UTF-8'] = 'iconv_fallback_utf16le_utf8'; |
|
1010 |
$ConversionFunctionList['UTF-16BE']['ISO-8859-1'] = 'iconv_fallback_utf16be_iso88591'; |
|
1011 |
$ConversionFunctionList['UTF-16BE']['UTF-8'] = 'iconv_fallback_utf16be_utf8'; |
|
1012 |
} |
|
1013 |
if (isset($ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)])) { |
|
1014 |
$ConversionFunction = $ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)]; |
|
1015 |
return self::$ConversionFunction($string); |
|
1016 |
} |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1017 |
throw new Exception('PHP does not has mb_convert_encoding() or iconv() support - cannot convert from '.$in_charset.' to '.$out_charset); |
0 | 1018 |
} |
1019 |
||
5 | 1020 |
public static function recursiveMultiByteCharString2HTML($data, $charset='ISO-8859-1') { |
1021 |
if (is_string($data)) { |
|
1022 |
return self::MultiByteCharString2HTML($data, $charset); |
|
1023 |
} elseif (is_array($data)) { |
|
1024 |
$return_data = array(); |
|
1025 |
foreach ($data as $key => $value) { |
|
1026 |
$return_data[$key] = self::recursiveMultiByteCharString2HTML($value, $charset); |
|
1027 |
} |
|
1028 |
return $return_data; |
|
1029 |
} |
|
1030 |
// integer, float, objects, resources, etc |
|
1031 |
return $data; |
|
1032 |
} |
|
0 | 1033 |
|
1034 |
public static function MultiByteCharString2HTML($string, $charset='ISO-8859-1') { |
|
1035 |
$string = (string) $string; // in case trying to pass a numeric (float, int) string, would otherwise return an empty string |
|
1036 |
$HTMLstring = ''; |
|
1037 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1038 |
switch (strtolower($charset)) { |
0 | 1039 |
case '1251': |
1040 |
case '1252': |
|
1041 |
case '866': |
|
1042 |
case '932': |
|
1043 |
case '936': |
|
1044 |
case '950': |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1045 |
case 'big5': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1046 |
case 'big5-hkscs': |
0 | 1047 |
case 'cp1251': |
1048 |
case 'cp1252': |
|
1049 |
case 'cp866': |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1050 |
case 'euc-jp': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1051 |
case 'eucjp': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1052 |
case 'gb2312': |
0 | 1053 |
case 'ibm866': |
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1054 |
case 'iso-8859-1': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1055 |
case 'iso-8859-15': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1056 |
case 'iso8859-1': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1057 |
case 'iso8859-15': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1058 |
case 'koi8-r': |
0 | 1059 |
case 'koi8-ru': |
1060 |
case 'koi8r': |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1061 |
case 'shift_jis': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1062 |
case 'sjis': |
0 | 1063 |
case 'win-1251': |
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1064 |
case 'windows-1251': |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1065 |
case 'windows-1252': |
0 | 1066 |
$HTMLstring = htmlentities($string, ENT_COMPAT, $charset); |
1067 |
break; |
|
1068 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1069 |
case 'utf-8': |
0 | 1070 |
$strlen = strlen($string); |
1071 |
for ($i = 0; $i < $strlen; $i++) { |
|
1072 |
$char_ord_val = ord($string{$i}); |
|
1073 |
$charval = 0; |
|
1074 |
if ($char_ord_val < 0x80) { |
|
1075 |
$charval = $char_ord_val; |
|
1076 |
} elseif ((($char_ord_val & 0xF0) >> 4) == 0x0F && $i+3 < $strlen) { |
|
1077 |
$charval = (($char_ord_val & 0x07) << 18); |
|
1078 |
$charval += ((ord($string{++$i}) & 0x3F) << 12); |
|
1079 |
$charval += ((ord($string{++$i}) & 0x3F) << 6); |
|
1080 |
$charval += (ord($string{++$i}) & 0x3F); |
|
1081 |
} elseif ((($char_ord_val & 0xE0) >> 5) == 0x07 && $i+2 < $strlen) { |
|
1082 |
$charval = (($char_ord_val & 0x0F) << 12); |
|
1083 |
$charval += ((ord($string{++$i}) & 0x3F) << 6); |
|
1084 |
$charval += (ord($string{++$i}) & 0x3F); |
|
1085 |
} elseif ((($char_ord_val & 0xC0) >> 6) == 0x03 && $i+1 < $strlen) { |
|
1086 |
$charval = (($char_ord_val & 0x1F) << 6); |
|
1087 |
$charval += (ord($string{++$i}) & 0x3F); |
|
1088 |
} |
|
1089 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1090 |
$HTMLstring .= htmlentities(chr($charval)); |
|
1091 |
} else { |
|
1092 |
$HTMLstring .= '&#'.$charval.';'; |
|
1093 |
} |
|
1094 |
} |
|
1095 |
break; |
|
1096 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1097 |
case 'utf-16le': |
0 | 1098 |
for ($i = 0; $i < strlen($string); $i += 2) { |
1099 |
$charval = self::LittleEndian2Int(substr($string, $i, 2)); |
|
1100 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1101 |
$HTMLstring .= chr($charval); |
|
1102 |
} else { |
|
1103 |
$HTMLstring .= '&#'.$charval.';'; |
|
1104 |
} |
|
1105 |
} |
|
1106 |
break; |
|
1107 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1108 |
case 'utf-16be': |
0 | 1109 |
for ($i = 0; $i < strlen($string); $i += 2) { |
1110 |
$charval = self::BigEndian2Int(substr($string, $i, 2)); |
|
1111 |
if (($charval >= 32) && ($charval <= 127)) { |
|
1112 |
$HTMLstring .= chr($charval); |
|
1113 |
} else { |
|
1114 |
$HTMLstring .= '&#'.$charval.';'; |
|
1115 |
} |
|
1116 |
} |
|
1117 |
break; |
|
1118 |
||
1119 |
default: |
|
1120 |
$HTMLstring = 'ERROR: Character set "'.$charset.'" not supported in MultiByteCharString2HTML()'; |
|
1121 |
break; |
|
1122 |
} |
|
1123 |
return $HTMLstring; |
|
1124 |
} |
|
1125 |
||
1126 |
||
1127 |
||
1128 |
public static function RGADnameLookup($namecode) { |
|
1129 |
static $RGADname = array(); |
|
1130 |
if (empty($RGADname)) { |
|
1131 |
$RGADname[0] = 'not set'; |
|
1132 |
$RGADname[1] = 'Track Gain Adjustment'; |
|
1133 |
$RGADname[2] = 'Album Gain Adjustment'; |
|
1134 |
} |
|
1135 |
||
1136 |
return (isset($RGADname[$namecode]) ? $RGADname[$namecode] : ''); |
|
1137 |
} |
|
1138 |
||
1139 |
||
1140 |
public static function RGADoriginatorLookup($originatorcode) { |
|
1141 |
static $RGADoriginator = array(); |
|
1142 |
if (empty($RGADoriginator)) { |
|
1143 |
$RGADoriginator[0] = 'unspecified'; |
|
1144 |
$RGADoriginator[1] = 'pre-set by artist/producer/mastering engineer'; |
|
1145 |
$RGADoriginator[2] = 'set by user'; |
|
1146 |
$RGADoriginator[3] = 'determined automatically'; |
|
1147 |
} |
|
1148 |
||
1149 |
return (isset($RGADoriginator[$originatorcode]) ? $RGADoriginator[$originatorcode] : ''); |
|
1150 |
} |
|
1151 |
||
1152 |
||
1153 |
public static function RGADadjustmentLookup($rawadjustment, $signbit) { |
|
1154 |
$adjustment = $rawadjustment / 10; |
|
1155 |
if ($signbit == 1) { |
|
1156 |
$adjustment *= -1; |
|
1157 |
} |
|
1158 |
return (float) $adjustment; |
|
1159 |
} |
|
1160 |
||
1161 |
||
1162 |
public static function RGADgainString($namecode, $originatorcode, $replaygain) { |
|
1163 |
if ($replaygain < 0) { |
|
1164 |
$signbit = '1'; |
|
1165 |
} else { |
|
1166 |
$signbit = '0'; |
|
1167 |
} |
|
1168 |
$storedreplaygain = intval(round($replaygain * 10)); |
|
1169 |
$gainstring = str_pad(decbin($namecode), 3, '0', STR_PAD_LEFT); |
|
1170 |
$gainstring .= str_pad(decbin($originatorcode), 3, '0', STR_PAD_LEFT); |
|
1171 |
$gainstring .= $signbit; |
|
1172 |
$gainstring .= str_pad(decbin($storedreplaygain), 9, '0', STR_PAD_LEFT); |
|
1173 |
||
1174 |
return $gainstring; |
|
1175 |
} |
|
1176 |
||
1177 |
public static function RGADamplitude2dB($amplitude) { |
|
1178 |
return 20 * log10($amplitude); |
|
1179 |
} |
|
1180 |
||
1181 |
||
1182 |
public static function GetDataImageSize($imgData, &$imageinfo=array()) { |
|
1183 |
static $tempdir = ''; |
|
1184 |
if (empty($tempdir)) { |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1185 |
if (function_exists('sys_get_temp_dir')) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1186 |
$tempdir = sys_get_temp_dir(); // https://github.com/JamesHeinrich/getID3/issues/52 |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1187 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1188 |
|
0 | 1189 |
// yes this is ugly, feel free to suggest a better way |
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1190 |
if (include_once(dirname(__FILE__).'/getid3.php')) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1191 |
if ($getid3_temp = new getID3()) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1192 |
if ($getid3_temp_tempdir = $getid3_temp->tempdir) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1193 |
$tempdir = $getid3_temp_tempdir; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1194 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1195 |
unset($getid3_temp, $getid3_temp_tempdir); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1196 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1197 |
} |
0 | 1198 |
} |
1199 |
$GetDataImageSize = false; |
|
1200 |
if ($tempfilename = tempnam($tempdir, 'gI3')) { |
|
1201 |
if (is_writable($tempfilename) && is_file($tempfilename) && ($tmp = fopen($tempfilename, 'wb'))) { |
|
1202 |
fwrite($tmp, $imgData); |
|
1203 |
fclose($tmp); |
|
1204 |
$GetDataImageSize = @getimagesize($tempfilename, $imageinfo); |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1205 |
if (($GetDataImageSize === false) || !isset($GetDataImageSize[0]) || !isset($GetDataImageSize[1])) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1206 |
return false; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1207 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1208 |
$GetDataImageSize['height'] = $GetDataImageSize[0]; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1209 |
$GetDataImageSize['width'] = $GetDataImageSize[1]; |
0 | 1210 |
} |
1211 |
unlink($tempfilename); |
|
1212 |
} |
|
1213 |
return $GetDataImageSize; |
|
1214 |
} |
|
1215 |
||
1216 |
public static function ImageExtFromMime($mime_type) { |
|
1217 |
// temporary way, works OK for now, but should be reworked in the future |
|
1218 |
return str_replace(array('image/', 'x-', 'jpeg'), array('', '', 'jpg'), $mime_type); |
|
1219 |
} |
|
1220 |
||
1221 |
public static function ImageTypesLookup($imagetypeid) { |
|
1222 |
static $ImageTypesLookup = array(); |
|
1223 |
if (empty($ImageTypesLookup)) { |
|
1224 |
$ImageTypesLookup[1] = 'gif'; |
|
1225 |
$ImageTypesLookup[2] = 'jpeg'; |
|
1226 |
$ImageTypesLookup[3] = 'png'; |
|
1227 |
$ImageTypesLookup[4] = 'swf'; |
|
1228 |
$ImageTypesLookup[5] = 'psd'; |
|
1229 |
$ImageTypesLookup[6] = 'bmp'; |
|
1230 |
$ImageTypesLookup[7] = 'tiff (little-endian)'; |
|
1231 |
$ImageTypesLookup[8] = 'tiff (big-endian)'; |
|
1232 |
$ImageTypesLookup[9] = 'jpc'; |
|
1233 |
$ImageTypesLookup[10] = 'jp2'; |
|
1234 |
$ImageTypesLookup[11] = 'jpx'; |
|
1235 |
$ImageTypesLookup[12] = 'jb2'; |
|
1236 |
$ImageTypesLookup[13] = 'swc'; |
|
1237 |
$ImageTypesLookup[14] = 'iff'; |
|
1238 |
} |
|
1239 |
return (isset($ImageTypesLookup[$imagetypeid]) ? $ImageTypesLookup[$imagetypeid] : ''); |
|
1240 |
} |
|
1241 |
||
1242 |
public static function CopyTagsToComments(&$ThisFileInfo) { |
|
1243 |
||
1244 |
// Copy all entries from ['tags'] into common ['comments'] |
|
1245 |
if (!empty($ThisFileInfo['tags'])) { |
|
1246 |
foreach ($ThisFileInfo['tags'] as $tagtype => $tagarray) { |
|
1247 |
foreach ($tagarray as $tagname => $tagdata) { |
|
1248 |
foreach ($tagdata as $key => $value) { |
|
1249 |
if (!empty($value)) { |
|
1250 |
if (empty($ThisFileInfo['comments'][$tagname])) { |
|
1251 |
||
1252 |
// fall through and append value |
|
1253 |
||
1254 |
} elseif ($tagtype == 'id3v1') { |
|
1255 |
||
1256 |
$newvaluelength = strlen(trim($value)); |
|
1257 |
foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) { |
|
1258 |
$oldvaluelength = strlen(trim($existingvalue)); |
|
1259 |
if (($newvaluelength <= $oldvaluelength) && (substr($existingvalue, 0, $newvaluelength) == trim($value))) { |
|
1260 |
// new value is identical but shorter-than (or equal-length to) one already in comments - skip |
|
1261 |
break 2; |
|
1262 |
} |
|
1263 |
} |
|
1264 |
||
1265 |
} elseif (!is_array($value)) { |
|
1266 |
||
1267 |
$newvaluelength = strlen(trim($value)); |
|
1268 |
foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) { |
|
1269 |
$oldvaluelength = strlen(trim($existingvalue)); |
|
5 | 1270 |
if ((strlen($existingvalue) > 10) && ($newvaluelength > $oldvaluelength) && (substr(trim($value), 0, strlen($existingvalue)) == $existingvalue)) { |
0 | 1271 |
$ThisFileInfo['comments'][$tagname][$existingkey] = trim($value); |
5 | 1272 |
//break 2; |
1273 |
break; |
|
0 | 1274 |
} |
1275 |
} |
|
1276 |
||
1277 |
} |
|
1278 |
if (is_array($value) || empty($ThisFileInfo['comments'][$tagname]) || !in_array(trim($value), $ThisFileInfo['comments'][$tagname])) { |
|
1279 |
$value = (is_string($value) ? trim($value) : $value); |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1280 |
if (!is_int($key) && !ctype_digit($key)) { |
5 | 1281 |
$ThisFileInfo['comments'][$tagname][$key] = $value; |
1282 |
} else { |
|
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1283 |
if (isset($ThisFileInfo['comments'][$tagname])) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1284 |
$ThisFileInfo['comments'][$tagname] = array($value); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1285 |
} else { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1286 |
$ThisFileInfo['comments'][$tagname][] = $value; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1287 |
} |
5 | 1288 |
} |
0 | 1289 |
} |
1290 |
} |
|
1291 |
} |
|
1292 |
} |
|
1293 |
} |
|
1294 |
||
7
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1295 |
// attempt to standardize spelling of returned keys |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1296 |
$StandardizeFieldNames = array( |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1297 |
'tracknumber' => 'track_number', |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1298 |
'track' => 'track_number', |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1299 |
); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1300 |
foreach ($StandardizeFieldNames as $badkey => $goodkey) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1301 |
if (array_key_exists($badkey, $ThisFileInfo['comments']) && !array_key_exists($goodkey, $ThisFileInfo['comments'])) { |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1302 |
$ThisFileInfo['comments'][$goodkey] = $ThisFileInfo['comments'][$badkey]; |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1303 |
unset($ThisFileInfo['comments'][$badkey]); |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1304 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1305 |
} |
cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1306 |
|
0 | 1307 |
// Copy to ['comments_html'] |
5 | 1308 |
if (!empty($ThisFileInfo['comments'])) { |
1309 |
foreach ($ThisFileInfo['comments'] as $field => $values) { |
|
1310 |
if ($field == 'picture') { |
|
1311 |
// pictures can take up a lot of space, and we don't need multiple copies of them |
|
1312 |
// let there be a single copy in [comments][picture], and not elsewhere |
|
1313 |
continue; |
|
1314 |
} |
|
1315 |
foreach ($values as $index => $value) { |
|
1316 |
if (is_array($value)) { |
|
1317 |
$ThisFileInfo['comments_html'][$field][$index] = $value; |
|
1318 |
} else { |
|
1319 |
$ThisFileInfo['comments_html'][$field][$index] = str_replace('�', '', self::MultiByteCharString2HTML($value, $ThisFileInfo['encoding'])); |
|
1320 |
} |
|
0 | 1321 |
} |
1322 |
} |
|
1323 |
} |
|
5 | 1324 |
|
0 | 1325 |
} |
1326 |
return true; |
|
1327 |
} |
|
1328 |
||
1329 |
||
1330 |
public static function EmbeddedLookup($key, $begin, $end, $file, $name) { |
|
1331 |
||
1332 |
// Cached |
|
1333 |
static $cache; |
|
1334 |
if (isset($cache[$file][$name])) { |
|
1335 |
return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : ''); |
|
1336 |
} |
|
1337 |
||
1338 |
// Init |
|
1339 |
$keylength = strlen($key); |
|
1340 |
$line_count = $end - $begin - 7; |
|
1341 |
||
1342 |
// Open php file |
|
1343 |
$fp = fopen($file, 'r'); |
|
1344 |
||
1345 |
// Discard $begin lines |
|
1346 |
for ($i = 0; $i < ($begin + 3); $i++) { |
|
1347 |
fgets($fp, 1024); |
|
1348 |
} |
|
1349 |
||
1350 |
// Loop thru line |
|
1351 |
while (0 < $line_count--) { |
|
1352 |
||
1353 |
// Read line |
|
1354 |
$line = ltrim(fgets($fp, 1024), "\t "); |
|
1355 |
||
1356 |
// METHOD A: only cache the matching key - less memory but slower on next lookup of not-previously-looked-up key |
|
1357 |
//$keycheck = substr($line, 0, $keylength); |
|
1358 |
//if ($key == $keycheck) { |
|
1359 |
// $cache[$file][$name][$keycheck] = substr($line, $keylength + 1); |
|
1360 |
// break; |
|
1361 |
//} |
|
1362 |
||
1363 |
// METHOD B: cache all keys in this lookup - more memory but faster on next lookup of not-previously-looked-up key |
|
1364 |
//$cache[$file][$name][substr($line, 0, $keylength)] = trim(substr($line, $keylength + 1)); |
|
1365 |
$explodedLine = explode("\t", $line, 2); |
|
1366 |
$ThisKey = (isset($explodedLine[0]) ? $explodedLine[0] : ''); |
|
1367 |
$ThisValue = (isset($explodedLine[1]) ? $explodedLine[1] : ''); |
|
1368 |
$cache[$file][$name][$ThisKey] = trim($ThisValue); |
|
1369 |
} |
|
1370 |
||
1371 |
// Close and return |
|
1372 |
fclose($fp); |
|
1373 |
return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : ''); |
|
1374 |
} |
|
1375 |
||
1376 |
public static function IncludeDependency($filename, $sourcefile, $DieOnFailure=false) { |
|
1377 |
global $GETID3_ERRORARRAY; |
|
1378 |
||
1379 |
if (file_exists($filename)) { |
|
1380 |
if (include_once($filename)) { |
|
1381 |
return true; |
|
1382 |
} else { |
|
1383 |
$diemessage = basename($sourcefile).' depends on '.$filename.', which has errors'; |
|
1384 |
} |
|
1385 |
} else { |
|
1386 |
$diemessage = basename($sourcefile).' depends on '.$filename.', which is missing'; |
|
1387 |
} |
|
1388 |
if ($DieOnFailure) { |
|
1389 |
throw new Exception($diemessage); |
|
1390 |
} else { |
|
1391 |
$GETID3_ERRORARRAY[] = $diemessage; |
|
1392 |
} |
|
1393 |
return false; |
|
1394 |
} |
|
1395 |
||
1396 |
public static function trimNullByte($string) { |
|
1397 |
return trim($string, "\x00"); |
|
1398 |
} |
|
1399 |
||
1400 |
public static function getFileSizeSyscall($path) { |
|
1401 |
$filesize = false; |
|
1402 |
||
1403 |
if (GETID3_OS_ISWINDOWS) { |
|
1404 |
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: |
|
1405 |
$filesystem = new COM('Scripting.FileSystemObject'); |
|
1406 |
$file = $filesystem->GetFile($path); |
|
1407 |
$filesize = $file->Size(); |
|
1408 |
unset($filesystem, $file); |
|
1409 |
} else { |
|
1410 |
$commandline = 'for %I in ('.escapeshellarg($path).') do @echo %~zI'; |
|
1411 |
} |
|
1412 |
} else { |
|
1413 |
$commandline = 'ls -l '.escapeshellarg($path).' | awk \'{print $5}\''; |
|
1414 |
} |
|
1415 |
if (isset($commandline)) { |
|
1416 |
$output = trim(`$commandline`); |
|
1417 |
if (ctype_digit($output)) { |
|
1418 |
$filesize = (float) $output; |
|
1419 |
} |
|
1420 |
} |
|
1421 |
return $filesize; |
|
1422 |
} |
|
5 | 1423 |
|
1424 |
||
1425 |
/** |
|
1426 |
* Workaround for Bug #37268 (https://bugs.php.net/bug.php?id=37268) |
|
1427 |
* @param string $path A path. |
|
1428 |
* @param string $suffix If the name component ends in suffix this will also be cut off. |
|
1429 |
* @return string |
|
1430 |
*/ |
|
1431 |
public static function mb_basename($path, $suffix = null) { |
|
1432 |
$splited = preg_split('#/#', rtrim($path, '/ ')); |
|
1433 |
return substr(basename('X'.$splited[count($splited) - 1], $suffix), 1); |
|
1434 |
} |
|
1435 |
||
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cf61fcea0001
resynchronize code repo with production
ymh <ymh.work@gmail.com>
parents:
5
diff
changeset
|
1436 |
} |