1<?php
2/**
3 * SimplePie
4 *
5 * A PHP-Based RSS and Atom Feed Framework.
6 * Takes the hard work out of managing a complete RSS/Atom solution.
7 *
8 * Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without modification, are
12 * permitted provided that the following conditions are met:
13 *
14 * 	* Redistributions of source code must retain the above copyright notice, this list of
15 * 	  conditions and the following disclaimer.
16 *
17 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
18 * 	  of conditions and the following disclaimer in the documentation and/or other materials
19 * 	  provided with the distribution.
20 *
21 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
22 * 	  to endorse or promote products derived from this software without specific prior
23 * 	  written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
26 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
28 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * @package SimplePie
36 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
37 * @author Ryan Parman
38 * @author Sam Sneddon
39 * @author Ryan McCue
40 * @link http://simplepie.org/ SimplePie
41 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
42 */
43
44/**
45 * Miscellanous utilities
46 *
47 * @package SimplePie
48 */
49class SimplePie_Misc
50{
51	public static function time_hms($seconds)
52	{
53		$time = '';
54
55		$hours = floor($seconds / 3600);
56		$remainder = $seconds % 3600;
57		if ($hours > 0)
58		{
59			$time .= $hours.':';
60		}
61
62		$minutes = floor($remainder / 60);
63		$seconds = $remainder % 60;
64		if ($minutes < 10 && $hours > 0)
65		{
66			$minutes = '0' . $minutes;
67		}
68		if ($seconds < 10)
69		{
70			$seconds = '0' . $seconds;
71		}
72
73		$time .= $minutes.':';
74		$time .= $seconds;
75
76		return $time;
77	}
78
79	public static function absolutize_url($relative, $base)
80	{
81		$iri = SimplePie_IRI::absolutize(new SimplePie_IRI($base), $relative);
82		if ($iri === false)
83		{
84			return false;
85		}
86		return $iri->get_uri();
87	}
88
89	/**
90	 * Get a HTML/XML element from a HTML string
91	 *
92	 * @deprecated Use DOMDocument instead (parsing HTML with regex is bad!)
93	 * @param string $realname Element name (including namespace prefix if applicable)
94	 * @param string $string HTML document
95	 * @return array
96	 */
97	public static function get_element($realname, $string)
98	{
99		$return = array();
100		$name = preg_quote($realname, '/');
101		if (preg_match_all("/<($name)" . SIMPLEPIE_PCRE_HTML_ATTRIBUTE . "(>(.*)<\/$name>|(\/)?>)/siU", $string, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE))
102		{
103			for ($i = 0, $total_matches = count($matches); $i < $total_matches; $i++)
104			{
105				$return[$i]['tag'] = $realname;
106				$return[$i]['full'] = $matches[$i][0][0];
107				$return[$i]['offset'] = $matches[$i][0][1];
108				if (strlen($matches[$i][3][0]) <= 2)
109				{
110					$return[$i]['self_closing'] = true;
111				}
112				else
113				{
114					$return[$i]['self_closing'] = false;
115					$return[$i]['content'] = $matches[$i][4][0];
116				}
117				$return[$i]['attribs'] = array();
118				if (isset($matches[$i][2][0]) && preg_match_all('/[\x09\x0A\x0B\x0C\x0D\x20]+([^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x2F\x3D\x3E]*)(?:[\x09\x0A\x0B\x0C\x0D\x20]*=[\x09\x0A\x0B\x0C\x0D\x20]*(?:"([^"]*)"|\'([^\']*)\'|([^\x09\x0A\x0B\x0C\x0D\x20\x22\x27\x3E][^\x09\x0A\x0B\x0C\x0D\x20\x3E]*)?))?/', ' ' . $matches[$i][2][0] . ' ', $attribs, PREG_SET_ORDER))
119				{
120					for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++)
121					{
122						if (count($attribs[$j]) === 2)
123						{
124							$attribs[$j][2] = $attribs[$j][1];
125						}
126						$return[$i]['attribs'][strtolower($attribs[$j][1])]['data'] = SimplePie_Misc::entities_decode(end($attribs[$j]));
127					}
128				}
129			}
130		}
131		return $return;
132	}
133
134	public static function element_implode($element)
135	{
136		$full = "<$element[tag]";
137		foreach ($element['attribs'] as $key => $value)
138		{
139			$key = strtolower($key);
140			$full .= " $key=\"" . htmlspecialchars($value['data'], ENT_COMPAT, 'UTF-8') . '"';
141		}
142		if ($element['self_closing'])
143		{
144			$full .= ' />';
145		}
146		else
147		{
148			$full .= ">$element[content]</$element[tag]>";
149		}
150		return $full;
151	}
152
153	public static function error($message, $level, $file, $line)
154	{
155		if ((ini_get('error_reporting') & $level) > 0)
156		{
157			switch ($level)
158			{
159				case E_USER_ERROR:
160					$note = 'PHP Error';
161					break;
162				case E_USER_WARNING:
163					$note = 'PHP Warning';
164					break;
165				case E_USER_NOTICE:
166					$note = 'PHP Notice';
167					break;
168				default:
169					$note = 'Unknown Error';
170					break;
171			}
172
173			$log_error = true;
174			if (!function_exists('error_log'))
175			{
176				$log_error = false;
177			}
178
179			$log_file = @ini_get('error_log');
180			if (!empty($log_file) && ('syslog' !== $log_file) && !@is_writable($log_file))
181			{
182				$log_error = false;
183			}
184
185			if ($log_error)
186			{
187				@error_log("$note: $message in $file on line $line", 0);
188			}
189		}
190
191		return $message;
192	}
193
194	public static function fix_protocol($url, $http = 1)
195	{
196		$url = SimplePie_Misc::normalize_url($url);
197		$parsed = SimplePie_Misc::parse_url($url);
198		if ($parsed['scheme'] !== '' && $parsed['scheme'] !== 'http' && $parsed['scheme'] !== 'https')
199		{
200			return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http);
201		}
202
203		if ($parsed['scheme'] === '' && $parsed['authority'] === '' && !file_exists($url))
204		{
205			return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http);
206		}
207
208		if ($http === 2 && $parsed['scheme'] !== '')
209		{
210			return "feed:$url";
211		}
212		elseif ($http === 3 && strtolower($parsed['scheme']) === 'http')
213		{
214			return substr_replace($url, 'podcast', 0, 4);
215		}
216		elseif ($http === 4 && strtolower($parsed['scheme']) === 'http')
217		{
218			return substr_replace($url, 'itpc', 0, 4);
219		}
220
221		return $url;
222	}
223
224	public static function array_merge_recursive($array1, $array2)
225	{
226		foreach ($array2 as $key => $value)
227		{
228			if (is_array($value))
229			{
230				$array1[$key] = SimplePie_Misc::array_merge_recursive($array1[$key], $value);
231			}
232			else
233			{
234				$array1[$key] = $value;
235			}
236		}
237
238		return $array1;
239	}
240
241	public static function parse_url($url)
242	{
243		$iri = new SimplePie_IRI($url);
244		return array(
245			'scheme' => (string) $iri->scheme,
246			'authority' => (string) $iri->authority,
247			'path' => (string) $iri->path,
248			'query' => (string) $iri->query,
249			'fragment' => (string) $iri->fragment
250		);
251	}
252
253	public static function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '')
254	{
255		$iri = new SimplePie_IRI('');
256		$iri->scheme = $scheme;
257		$iri->authority = $authority;
258		$iri->path = $path;
259		$iri->query = $query;
260		$iri->fragment = $fragment;
261		return $iri->get_uri();
262	}
263
264	public static function normalize_url($url)
265	{
266		$iri = new SimplePie_IRI($url);
267		return $iri->get_uri();
268	}
269
270	public static function percent_encoding_normalization($match)
271	{
272		$integer = hexdec($match[1]);
273		if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer === 0x2D || $integer === 0x2E || $integer === 0x5F || $integer === 0x7E)
274		{
275			return chr($integer);
276		}
277
278		return strtoupper($match[0]);
279	}
280
281	/**
282	 * Converts a Windows-1252 encoded string to a UTF-8 encoded string
283	 *
284	 * @static
285	 * @param string $string Windows-1252 encoded string
286	 * @return string UTF-8 encoded string
287	 */
288	public static function windows_1252_to_utf8($string)
289	{
290		static $convert_table = array("\x80" => "\xE2\x82\xAC", "\x81" => "\xEF\xBF\xBD", "\x82" => "\xE2\x80\x9A", "\x83" => "\xC6\x92", "\x84" => "\xE2\x80\x9E", "\x85" => "\xE2\x80\xA6", "\x86" => "\xE2\x80\xA0", "\x87" => "\xE2\x80\xA1", "\x88" => "\xCB\x86", "\x89" => "\xE2\x80\xB0", "\x8A" => "\xC5\xA0", "\x8B" => "\xE2\x80\xB9", "\x8C" => "\xC5\x92", "\x8D" => "\xEF\xBF\xBD", "\x8E" => "\xC5\xBD", "\x8F" => "\xEF\xBF\xBD", "\x90" => "\xEF\xBF\xBD", "\x91" => "\xE2\x80\x98", "\x92" => "\xE2\x80\x99", "\x93" => "\xE2\x80\x9C", "\x94" => "\xE2\x80\x9D", "\x95" => "\xE2\x80\xA2", "\x96" => "\xE2\x80\x93", "\x97" => "\xE2\x80\x94", "\x98" => "\xCB\x9C", "\x99" => "\xE2\x84\xA2", "\x9A" => "\xC5\xA1", "\x9B" => "\xE2\x80\xBA", "\x9C" => "\xC5\x93", "\x9D" => "\xEF\xBF\xBD", "\x9E" => "\xC5\xBE", "\x9F" => "\xC5\xB8", "\xA0" => "\xC2\xA0", "\xA1" => "\xC2\xA1", "\xA2" => "\xC2\xA2", "\xA3" => "\xC2\xA3", "\xA4" => "\xC2\xA4", "\xA5" => "\xC2\xA5", "\xA6" => "\xC2\xA6", "\xA7" => "\xC2\xA7", "\xA8" => "\xC2\xA8", "\xA9" => "\xC2\xA9", "\xAA" => "\xC2\xAA", "\xAB" => "\xC2\xAB", "\xAC" => "\xC2\xAC", "\xAD" => "\xC2\xAD", "\xAE" => "\xC2\xAE", "\xAF" => "\xC2\xAF", "\xB0" => "\xC2\xB0", "\xB1" => "\xC2\xB1", "\xB2" => "\xC2\xB2", "\xB3" => "\xC2\xB3", "\xB4" => "\xC2\xB4", "\xB5" => "\xC2\xB5", "\xB6" => "\xC2\xB6", "\xB7" => "\xC2\xB7", "\xB8" => "\xC2\xB8", "\xB9" => "\xC2\xB9", "\xBA" => "\xC2\xBA", "\xBB" => "\xC2\xBB", "\xBC" => "\xC2\xBC", "\xBD" => "\xC2\xBD", "\xBE" => "\xC2\xBE", "\xBF" => "\xC2\xBF", "\xC0" => "\xC3\x80", "\xC1" => "\xC3\x81", "\xC2" => "\xC3\x82", "\xC3" => "\xC3\x83", "\xC4" => "\xC3\x84", "\xC5" => "\xC3\x85", "\xC6" => "\xC3\x86", "\xC7" => "\xC3\x87", "\xC8" => "\xC3\x88", "\xC9" => "\xC3\x89", "\xCA" => "\xC3\x8A", "\xCB" => "\xC3\x8B", "\xCC" => "\xC3\x8C", "\xCD" => "\xC3\x8D", "\xCE" => "\xC3\x8E", "\xCF" => "\xC3\x8F", "\xD0" => "\xC3\x90", "\xD1" => "\xC3\x91", "\xD2" => "\xC3\x92", "\xD3" => "\xC3\x93", "\xD4" => "\xC3\x94", "\xD5" => "\xC3\x95", "\xD6" => "\xC3\x96", "\xD7" => "\xC3\x97", "\xD8" => "\xC3\x98", "\xD9" => "\xC3\x99", "\xDA" => "\xC3\x9A", "\xDB" => "\xC3\x9B", "\xDC" => "\xC3\x9C", "\xDD" => "\xC3\x9D", "\xDE" => "\xC3\x9E", "\xDF" => "\xC3\x9F", "\xE0" => "\xC3\xA0", "\xE1" => "\xC3\xA1", "\xE2" => "\xC3\xA2", "\xE3" => "\xC3\xA3", "\xE4" => "\xC3\xA4", "\xE5" => "\xC3\xA5", "\xE6" => "\xC3\xA6", "\xE7" => "\xC3\xA7", "\xE8" => "\xC3\xA8", "\xE9" => "\xC3\xA9", "\xEA" => "\xC3\xAA", "\xEB" => "\xC3\xAB", "\xEC" => "\xC3\xAC", "\xED" => "\xC3\xAD", "\xEE" => "\xC3\xAE", "\xEF" => "\xC3\xAF", "\xF0" => "\xC3\xB0", "\xF1" => "\xC3\xB1", "\xF2" => "\xC3\xB2", "\xF3" => "\xC3\xB3", "\xF4" => "\xC3\xB4", "\xF5" => "\xC3\xB5", "\xF6" => "\xC3\xB6", "\xF7" => "\xC3\xB7", "\xF8" => "\xC3\xB8", "\xF9" => "\xC3\xB9", "\xFA" => "\xC3\xBA", "\xFB" => "\xC3\xBB", "\xFC" => "\xC3\xBC", "\xFD" => "\xC3\xBD", "\xFE" => "\xC3\xBE", "\xFF" => "\xC3\xBF");
291
292		return strtr($string, $convert_table);
293	}
294
295	/**
296	 * Change a string from one encoding to another
297	 *
298	 * @param string $data Raw data in $input encoding
299	 * @param string $input Encoding of $data
300	 * @param string $output Encoding you want
301	 * @return string|boolean False if we can't convert it
302	 */
303	public static function change_encoding($data, $input, $output)
304	{
305		$input = SimplePie_Misc::encoding($input);
306		$output = SimplePie_Misc::encoding($output);
307
308		// We fail to fail on non US-ASCII bytes
309		if ($input === 'US-ASCII')
310		{
311			static $non_ascii_octects = '';
312			if (!$non_ascii_octects)
313			{
314				for ($i = 0x80; $i <= 0xFF; $i++)
315				{
316					$non_ascii_octects .= chr($i);
317				}
318			}
319			$data = substr($data, 0, strcspn($data, $non_ascii_octects));
320		}
321
322		// This is first, as behaviour of this is completely predictable
323		if ($input === 'windows-1252' && $output === 'UTF-8')
324		{
325			return SimplePie_Misc::windows_1252_to_utf8($data);
326		}
327		// This is second, as behaviour of this varies only with PHP version (the middle part of this expression checks the encoding is supported).
328		elseif (function_exists('mb_convert_encoding') && ($return = SimplePie_Misc::change_encoding_mbstring($data, $input, $output)))
329		{
330			return $return;
331 		}
332		// This is third, as behaviour of this varies with OS userland and PHP version
333		elseif (function_exists('iconv') && ($return = SimplePie_Misc::change_encoding_iconv($data, $input, $output)))
334		{
335			return $return;
336		}
337		// This is last, as behaviour of this varies with OS userland and PHP version
338		elseif (class_exists('\UConverter') && ($return = SimplePie_Misc::change_encoding_uconverter($data, $input, $output)))
339		{
340			return $return;
341		}
342
343		// If we can't do anything, just fail
344		return false;
345	}
346
347	protected static function change_encoding_mbstring($data, $input, $output)
348	{
349		if ($input === 'windows-949')
350		{
351			$input = 'EUC-KR';
352		}
353		if ($output === 'windows-949')
354		{
355			$output = 'EUC-KR';
356		}
357		if ($input === 'Windows-31J')
358		{
359			$input = 'SJIS';
360		}
361		if ($output === 'Windows-31J')
362		{
363			$output = 'SJIS';
364		}
365
366		// Check that the encoding is supported
367		if (!in_array($input, mb_list_encodings()))
368		{
369			return false;
370		}
371
372		if (@mb_convert_encoding("\x80", 'UTF-16BE', $input) === "\x00\x80")
373		{
374			return false;
375		}
376
377		// Let's do some conversion
378		if ($return = @mb_convert_encoding($data, $output, $input))
379		{
380			return $return;
381		}
382
383		return false;
384	}
385
386	protected static function change_encoding_iconv($data, $input, $output)
387	{
388		return @iconv($input, $output, $data);
389	}
390
391	/**
392	 * @param string $data
393	 * @param string $input
394	 * @param string $output
395	 * @return string|false
396	 */
397	protected static function change_encoding_uconverter($data, $input, $output)
398	{
399		return @\UConverter::transcode($data, $output, $input);
400	}
401
402	/**
403	 * Normalize an encoding name
404	 *
405	 * This is automatically generated by create.php
406	 *
407	 * To generate it, run `php create.php` on the command line, and copy the
408	 * output to replace this function.
409	 *
410	 * @param string $charset Character set to standardise
411	 * @return string Standardised name
412	 */
413	public static function encoding($charset)
414	{
415		// Normalization from UTS #22
416		switch (strtolower(preg_replace('/(?:[^a-zA-Z0-9]+|([^0-9])0+)/', '\1', $charset)))
417		{
418			case 'adobestandardencoding':
419			case 'csadobestandardencoding':
420				return 'Adobe-Standard-Encoding';
421
422			case 'adobesymbolencoding':
423			case 'cshppsmath':
424				return 'Adobe-Symbol-Encoding';
425
426			case 'ami1251':
427			case 'amiga1251':
428				return 'Amiga-1251';
429
430			case 'ansix31101983':
431			case 'csat5001983':
432			case 'csiso99naplps':
433			case 'isoir99':
434			case 'naplps':
435				return 'ANSI_X3.110-1983';
436
437			case 'arabic7':
438			case 'asmo449':
439			case 'csiso89asmo449':
440			case 'iso9036':
441			case 'isoir89':
442				return 'ASMO_449';
443
444			case 'big5':
445			case 'csbig5':
446				return 'Big5';
447
448			case 'big5hkscs':
449				return 'Big5-HKSCS';
450
451			case 'bocu1':
452			case 'csbocu1':
453				return 'BOCU-1';
454
455			case 'brf':
456			case 'csbrf':
457				return 'BRF';
458
459			case 'bs4730':
460			case 'csiso4unitedkingdom':
461			case 'gb':
462			case 'iso646gb':
463			case 'isoir4':
464			case 'uk':
465				return 'BS_4730';
466
467			case 'bsviewdata':
468			case 'csiso47bsviewdata':
469			case 'isoir47':
470				return 'BS_viewdata';
471
472			case 'cesu8':
473			case 'cscesu8':
474				return 'CESU-8';
475
476			case 'ca':
477			case 'csa71':
478			case 'csaz243419851':
479			case 'csiso121canadian1':
480			case 'iso646ca':
481			case 'isoir121':
482				return 'CSA_Z243.4-1985-1';
483
484			case 'csa72':
485			case 'csaz243419852':
486			case 'csiso122canadian2':
487			case 'iso646ca2':
488			case 'isoir122':
489				return 'CSA_Z243.4-1985-2';
490
491			case 'csaz24341985gr':
492			case 'csiso123csaz24341985gr':
493			case 'isoir123':
494				return 'CSA_Z243.4-1985-gr';
495
496			case 'csiso139csn369103':
497			case 'csn369103':
498			case 'isoir139':
499				return 'CSN_369103';
500
501			case 'csdecmcs':
502			case 'dec':
503			case 'decmcs':
504				return 'DEC-MCS';
505
506			case 'csiso21german':
507			case 'de':
508			case 'din66003':
509			case 'iso646de':
510			case 'isoir21':
511				return 'DIN_66003';
512
513			case 'csdkus':
514			case 'dkus':
515				return 'dk-us';
516
517			case 'csiso646danish':
518			case 'dk':
519			case 'ds2089':
520			case 'iso646dk':
521				return 'DS_2089';
522
523			case 'csibmebcdicatde':
524			case 'ebcdicatde':
525				return 'EBCDIC-AT-DE';
526
527			case 'csebcdicatdea':
528			case 'ebcdicatdea':
529				return 'EBCDIC-AT-DE-A';
530
531			case 'csebcdiccafr':
532			case 'ebcdiccafr':
533				return 'EBCDIC-CA-FR';
534
535			case 'csebcdicdkno':
536			case 'ebcdicdkno':
537				return 'EBCDIC-DK-NO';
538
539			case 'csebcdicdknoa':
540			case 'ebcdicdknoa':
541				return 'EBCDIC-DK-NO-A';
542
543			case 'csebcdices':
544			case 'ebcdices':
545				return 'EBCDIC-ES';
546
547			case 'csebcdicesa':
548			case 'ebcdicesa':
549				return 'EBCDIC-ES-A';
550
551			case 'csebcdicess':
552			case 'ebcdicess':
553				return 'EBCDIC-ES-S';
554
555			case 'csebcdicfise':
556			case 'ebcdicfise':
557				return 'EBCDIC-FI-SE';
558
559			case 'csebcdicfisea':
560			case 'ebcdicfisea':
561				return 'EBCDIC-FI-SE-A';
562
563			case 'csebcdicfr':
564			case 'ebcdicfr':
565				return 'EBCDIC-FR';
566
567			case 'csebcdicit':
568			case 'ebcdicit':
569				return 'EBCDIC-IT';
570
571			case 'csebcdicpt':
572			case 'ebcdicpt':
573				return 'EBCDIC-PT';
574
575			case 'csebcdicuk':
576			case 'ebcdicuk':
577				return 'EBCDIC-UK';
578
579			case 'csebcdicus':
580			case 'ebcdicus':
581				return 'EBCDIC-US';
582
583			case 'csiso111ecmacyrillic':
584			case 'ecmacyrillic':
585			case 'isoir111':
586			case 'koi8e':
587				return 'ECMA-cyrillic';
588
589			case 'csiso17spanish':
590			case 'es':
591			case 'iso646es':
592			case 'isoir17':
593				return 'ES';
594
595			case 'csiso85spanish2':
596			case 'es2':
597			case 'iso646es2':
598			case 'isoir85':
599				return 'ES2';
600
601			case 'cseucpkdfmtjapanese':
602			case 'eucjp':
603			case 'extendedunixcodepackedformatforjapanese':
604				return 'EUC-JP';
605
606			case 'cseucfixwidjapanese':
607			case 'extendedunixcodefixedwidthforjapanese':
608				return 'Extended_UNIX_Code_Fixed_Width_for_Japanese';
609
610			case 'gb18030':
611				return 'GB18030';
612
613			case 'chinese':
614			case 'cp936':
615			case 'csgb2312':
616			case 'csiso58gb231280':
617			case 'gb2312':
618			case 'gb231280':
619			case 'gbk':
620			case 'isoir58':
621			case 'ms936':
622			case 'windows936':
623				return 'GBK';
624
625			case 'cn':
626			case 'csiso57gb1988':
627			case 'gb198880':
628			case 'iso646cn':
629			case 'isoir57':
630				return 'GB_1988-80';
631
632			case 'csiso153gost1976874':
633			case 'gost1976874':
634			case 'isoir153':
635			case 'stsev35888':
636				return 'GOST_19768-74';
637
638			case 'csiso150':
639			case 'csiso150greekccitt':
640			case 'greekccitt':
641			case 'isoir150':
642				return 'greek-ccitt';
643
644			case 'csiso88greek7':
645			case 'greek7':
646			case 'isoir88':
647				return 'greek7';
648
649			case 'csiso18greek7old':
650			case 'greek7old':
651			case 'isoir18':
652				return 'greek7-old';
653
654			case 'cshpdesktop':
655			case 'hpdesktop':
656				return 'HP-DeskTop';
657
658			case 'cshplegal':
659			case 'hplegal':
660				return 'HP-Legal';
661
662			case 'cshpmath8':
663			case 'hpmath8':
664				return 'HP-Math8';
665
666			case 'cshppifont':
667			case 'hppifont':
668				return 'HP-Pi-font';
669
670			case 'cshproman8':
671			case 'hproman8':
672			case 'r8':
673			case 'roman8':
674				return 'hp-roman8';
675
676			case 'hzgb2312':
677				return 'HZ-GB-2312';
678
679			case 'csibmsymbols':
680			case 'ibmsymbols':
681				return 'IBM-Symbols';
682
683			case 'csibmthai':
684			case 'ibmthai':
685				return 'IBM-Thai';
686
687			case 'cp37':
688			case 'csibm37':
689			case 'ebcdiccpca':
690			case 'ebcdiccpnl':
691			case 'ebcdiccpus':
692			case 'ebcdiccpwt':
693			case 'ibm37':
694				return 'IBM037';
695
696			case 'cp38':
697			case 'csibm38':
698			case 'ebcdicint':
699			case 'ibm38':
700				return 'IBM038';
701
702			case 'cp273':
703			case 'csibm273':
704			case 'ibm273':
705				return 'IBM273';
706
707			case 'cp274':
708			case 'csibm274':
709			case 'ebcdicbe':
710			case 'ibm274':
711				return 'IBM274';
712
713			case 'cp275':
714			case 'csibm275':
715			case 'ebcdicbr':
716			case 'ibm275':
717				return 'IBM275';
718
719			case 'csibm277':
720			case 'ebcdiccpdk':
721			case 'ebcdiccpno':
722			case 'ibm277':
723				return 'IBM277';
724
725			case 'cp278':
726			case 'csibm278':
727			case 'ebcdiccpfi':
728			case 'ebcdiccpse':
729			case 'ibm278':
730				return 'IBM278';
731
732			case 'cp280':
733			case 'csibm280':
734			case 'ebcdiccpit':
735			case 'ibm280':
736				return 'IBM280';
737
738			case 'cp281':
739			case 'csibm281':
740			case 'ebcdicjpe':
741			case 'ibm281':
742				return 'IBM281';
743
744			case 'cp284':
745			case 'csibm284':
746			case 'ebcdiccpes':
747			case 'ibm284':
748				return 'IBM284';
749
750			case 'cp285':
751			case 'csibm285':
752			case 'ebcdiccpgb':
753			case 'ibm285':
754				return 'IBM285';
755
756			case 'cp290':
757			case 'csibm290':
758			case 'ebcdicjpkana':
759			case 'ibm290':
760				return 'IBM290';
761
762			case 'cp297':
763			case 'csibm297':
764			case 'ebcdiccpfr':
765			case 'ibm297':
766				return 'IBM297';
767
768			case 'cp420':
769			case 'csibm420':
770			case 'ebcdiccpar1':
771			case 'ibm420':
772				return 'IBM420';
773
774			case 'cp423':
775			case 'csibm423':
776			case 'ebcdiccpgr':
777			case 'ibm423':
778				return 'IBM423';
779
780			case 'cp424':
781			case 'csibm424':
782			case 'ebcdiccphe':
783			case 'ibm424':
784				return 'IBM424';
785
786			case '437':
787			case 'cp437':
788			case 'cspc8codepage437':
789			case 'ibm437':
790				return 'IBM437';
791
792			case 'cp500':
793			case 'csibm500':
794			case 'ebcdiccpbe':
795			case 'ebcdiccpch':
796			case 'ibm500':
797				return 'IBM500';
798
799			case 'cp775':
800			case 'cspc775baltic':
801			case 'ibm775':
802				return 'IBM775';
803
804			case '850':
805			case 'cp850':
806			case 'cspc850multilingual':
807			case 'ibm850':
808				return 'IBM850';
809
810			case '851':
811			case 'cp851':
812			case 'csibm851':
813			case 'ibm851':
814				return 'IBM851';
815
816			case '852':
817			case 'cp852':
818			case 'cspcp852':
819			case 'ibm852':
820				return 'IBM852';
821
822			case '855':
823			case 'cp855':
824			case 'csibm855':
825			case 'ibm855':
826				return 'IBM855';
827
828			case '857':
829			case 'cp857':
830			case 'csibm857':
831			case 'ibm857':
832				return 'IBM857';
833
834			case 'ccsid858':
835			case 'cp858':
836			case 'ibm858':
837			case 'pcmultilingual850euro':
838				return 'IBM00858';
839
840			case '860':
841			case 'cp860':
842			case 'csibm860':
843			case 'ibm860':
844				return 'IBM860';
845
846			case '861':
847			case 'cp861':
848			case 'cpis':
849			case 'csibm861':
850			case 'ibm861':
851				return 'IBM861';
852
853			case '862':
854			case 'cp862':
855			case 'cspc862latinhebrew':
856			case 'ibm862':
857				return 'IBM862';
858
859			case '863':
860			case 'cp863':
861			case 'csibm863':
862			case 'ibm863':
863				return 'IBM863';
864
865			case 'cp864':
866			case 'csibm864':
867			case 'ibm864':
868				return 'IBM864';
869
870			case '865':
871			case 'cp865':
872			case 'csibm865':
873			case 'ibm865':
874				return 'IBM865';
875
876			case '866':
877			case 'cp866':
878			case 'csibm866':
879			case 'ibm866':
880				return 'IBM866';
881
882			case 'cp868':
883			case 'cpar':
884			case 'csibm868':
885			case 'ibm868':
886				return 'IBM868';
887
888			case '869':
889			case 'cp869':
890			case 'cpgr':
891			case 'csibm869':
892			case 'ibm869':
893				return 'IBM869';
894
895			case 'cp870':
896			case 'csibm870':
897			case 'ebcdiccproece':
898			case 'ebcdiccpyu':
899			case 'ibm870':
900				return 'IBM870';
901
902			case 'cp871':
903			case 'csibm871':
904			case 'ebcdiccpis':
905			case 'ibm871':
906				return 'IBM871';
907
908			case 'cp880':
909			case 'csibm880':
910			case 'ebcdiccyrillic':
911			case 'ibm880':
912				return 'IBM880';
913
914			case 'cp891':
915			case 'csibm891':
916			case 'ibm891':
917				return 'IBM891';
918
919			case 'cp903':
920			case 'csibm903':
921			case 'ibm903':
922				return 'IBM903';
923
924			case '904':
925			case 'cp904':
926			case 'csibbm904':
927			case 'ibm904':
928				return 'IBM904';
929
930			case 'cp905':
931			case 'csibm905':
932			case 'ebcdiccptr':
933			case 'ibm905':
934				return 'IBM905';
935
936			case 'cp918':
937			case 'csibm918':
938			case 'ebcdiccpar2':
939			case 'ibm918':
940				return 'IBM918';
941
942			case 'ccsid924':
943			case 'cp924':
944			case 'ebcdiclatin9euro':
945			case 'ibm924':
946				return 'IBM00924';
947
948			case 'cp1026':
949			case 'csibm1026':
950			case 'ibm1026':
951				return 'IBM1026';
952
953			case 'ibm1047':
954				return 'IBM1047';
955
956			case 'ccsid1140':
957			case 'cp1140':
958			case 'ebcdicus37euro':
959			case 'ibm1140':
960				return 'IBM01140';
961
962			case 'ccsid1141':
963			case 'cp1141':
964			case 'ebcdicde273euro':
965			case 'ibm1141':
966				return 'IBM01141';
967
968			case 'ccsid1142':
969			case 'cp1142':
970			case 'ebcdicdk277euro':
971			case 'ebcdicno277euro':
972			case 'ibm1142':
973				return 'IBM01142';
974
975			case 'ccsid1143':
976			case 'cp1143':
977			case 'ebcdicfi278euro':
978			case 'ebcdicse278euro':
979			case 'ibm1143':
980				return 'IBM01143';
981
982			case 'ccsid1144':
983			case 'cp1144':
984			case 'ebcdicit280euro':
985			case 'ibm1144':
986				return 'IBM01144';
987
988			case 'ccsid1145':
989			case 'cp1145':
990			case 'ebcdices284euro':
991			case 'ibm1145':
992				return 'IBM01145';
993
994			case 'ccsid1146':
995			case 'cp1146':
996			case 'ebcdicgb285euro':
997			case 'ibm1146':
998				return 'IBM01146';
999
1000			case 'ccsid1147':
1001			case 'cp1147':
1002			case 'ebcdicfr297euro':
1003			case 'ibm1147':
1004				return 'IBM01147';
1005
1006			case 'ccsid1148':
1007			case 'cp1148':
1008			case 'ebcdicinternational500euro':
1009			case 'ibm1148':
1010				return 'IBM01148';
1011
1012			case 'ccsid1149':
1013			case 'cp1149':
1014			case 'ebcdicis871euro':
1015			case 'ibm1149':
1016				return 'IBM01149';
1017
1018			case 'csiso143iecp271':
1019			case 'iecp271':
1020			case 'isoir143':
1021				return 'IEC_P27-1';
1022
1023			case 'csiso49inis':
1024			case 'inis':
1025			case 'isoir49':
1026				return 'INIS';
1027
1028			case 'csiso50inis8':
1029			case 'inis8':
1030			case 'isoir50':
1031				return 'INIS-8';
1032
1033			case 'csiso51iniscyrillic':
1034			case 'iniscyrillic':
1035			case 'isoir51':
1036				return 'INIS-cyrillic';
1037
1038			case 'csinvariant':
1039			case 'invariant':
1040				return 'INVARIANT';
1041
1042			case 'iso2022cn':
1043				return 'ISO-2022-CN';
1044
1045			case 'iso2022cnext':
1046				return 'ISO-2022-CN-EXT';
1047
1048			case 'csiso2022jp':
1049			case 'iso2022jp':
1050				return 'ISO-2022-JP';
1051
1052			case 'csiso2022jp2':
1053			case 'iso2022jp2':
1054				return 'ISO-2022-JP-2';
1055
1056			case 'csiso2022kr':
1057			case 'iso2022kr':
1058				return 'ISO-2022-KR';
1059
1060			case 'cswindows30latin1':
1061			case 'iso88591windows30latin1':
1062				return 'ISO-8859-1-Windows-3.0-Latin-1';
1063
1064			case 'cswindows31latin1':
1065			case 'iso88591windows31latin1':
1066				return 'ISO-8859-1-Windows-3.1-Latin-1';
1067
1068			case 'csisolatin2':
1069			case 'iso88592':
1070			case 'iso885921987':
1071			case 'isoir101':
1072			case 'l2':
1073			case 'latin2':
1074				return 'ISO-8859-2';
1075
1076			case 'cswindows31latin2':
1077			case 'iso88592windowslatin2':
1078				return 'ISO-8859-2-Windows-Latin-2';
1079
1080			case 'csisolatin3':
1081			case 'iso88593':
1082			case 'iso885931988':
1083			case 'isoir109':
1084			case 'l3':
1085			case 'latin3':
1086				return 'ISO-8859-3';
1087
1088			case 'csisolatin4':
1089			case 'iso88594':
1090			case 'iso885941988':
1091			case 'isoir110':
1092			case 'l4':
1093			case 'latin4':
1094				return 'ISO-8859-4';
1095
1096			case 'csisolatincyrillic':
1097			case 'cyrillic':
1098			case 'iso88595':
1099			case 'iso885951988':
1100			case 'isoir144':
1101				return 'ISO-8859-5';
1102
1103			case 'arabic':
1104			case 'asmo708':
1105			case 'csisolatinarabic':
1106			case 'ecma114':
1107			case 'iso88596':
1108			case 'iso885961987':
1109			case 'isoir127':
1110				return 'ISO-8859-6';
1111
1112			case 'csiso88596e':
1113			case 'iso88596e':
1114				return 'ISO-8859-6-E';
1115
1116			case 'csiso88596i':
1117			case 'iso88596i':
1118				return 'ISO-8859-6-I';
1119
1120			case 'csisolatingreek':
1121			case 'ecma118':
1122			case 'elot928':
1123			case 'greek':
1124			case 'greek8':
1125			case 'iso88597':
1126			case 'iso885971987':
1127			case 'isoir126':
1128				return 'ISO-8859-7';
1129
1130			case 'csisolatinhebrew':
1131			case 'hebrew':
1132			case 'iso88598':
1133			case 'iso885981988':
1134			case 'isoir138':
1135				return 'ISO-8859-8';
1136
1137			case 'csiso88598e':
1138			case 'iso88598e':
1139				return 'ISO-8859-8-E';
1140
1141			case 'csiso88598i':
1142			case 'iso88598i':
1143				return 'ISO-8859-8-I';
1144
1145			case 'cswindows31latin5':
1146			case 'iso88599windowslatin5':
1147				return 'ISO-8859-9-Windows-Latin-5';
1148
1149			case 'csisolatin6':
1150			case 'iso885910':
1151			case 'iso8859101992':
1152			case 'isoir157':
1153			case 'l6':
1154			case 'latin6':
1155				return 'ISO-8859-10';
1156
1157			case 'iso885913':
1158				return 'ISO-8859-13';
1159
1160			case 'iso885914':
1161			case 'iso8859141998':
1162			case 'isoceltic':
1163			case 'isoir199':
1164			case 'l8':
1165			case 'latin8':
1166				return 'ISO-8859-14';
1167
1168			case 'iso885915':
1169			case 'latin9':
1170				return 'ISO-8859-15';
1171
1172			case 'iso885916':
1173			case 'iso8859162001':
1174			case 'isoir226':
1175			case 'l10':
1176			case 'latin10':
1177				return 'ISO-8859-16';
1178
1179			case 'iso10646j1':
1180				return 'ISO-10646-J-1';
1181
1182			case 'csunicode':
1183			case 'iso10646ucs2':
1184				return 'ISO-10646-UCS-2';
1185
1186			case 'csucs4':
1187			case 'iso10646ucs4':
1188				return 'ISO-10646-UCS-4';
1189
1190			case 'csunicodeascii':
1191			case 'iso10646ucsbasic':
1192				return 'ISO-10646-UCS-Basic';
1193
1194			case 'csunicodelatin1':
1195			case 'iso10646':
1196			case 'iso10646unicodelatin1':
1197				return 'ISO-10646-Unicode-Latin1';
1198
1199			case 'csiso10646utf1':
1200			case 'iso10646utf1':
1201				return 'ISO-10646-UTF-1';
1202
1203			case 'csiso115481':
1204			case 'iso115481':
1205			case 'isotr115481':
1206				return 'ISO-11548-1';
1207
1208			case 'csiso90':
1209			case 'isoir90':
1210				return 'iso-ir-90';
1211
1212			case 'csunicodeibm1261':
1213			case 'isounicodeibm1261':
1214				return 'ISO-Unicode-IBM-1261';
1215
1216			case 'csunicodeibm1264':
1217			case 'isounicodeibm1264':
1218				return 'ISO-Unicode-IBM-1264';
1219
1220			case 'csunicodeibm1265':
1221			case 'isounicodeibm1265':
1222				return 'ISO-Unicode-IBM-1265';
1223
1224			case 'csunicodeibm1268':
1225			case 'isounicodeibm1268':
1226				return 'ISO-Unicode-IBM-1268';
1227
1228			case 'csunicodeibm1276':
1229			case 'isounicodeibm1276':
1230				return 'ISO-Unicode-IBM-1276';
1231
1232			case 'csiso646basic1983':
1233			case 'iso646basic1983':
1234			case 'ref':
1235				return 'ISO_646.basic:1983';
1236
1237			case 'csiso2intlrefversion':
1238			case 'irv':
1239			case 'iso646irv1983':
1240			case 'isoir2':
1241				return 'ISO_646.irv:1983';
1242
1243			case 'csiso2033':
1244			case 'e13b':
1245			case 'iso20331983':
1246			case 'isoir98':
1247				return 'ISO_2033-1983';
1248
1249			case 'csiso5427cyrillic':
1250			case 'iso5427':
1251			case 'isoir37':
1252				return 'ISO_5427';
1253
1254			case 'iso5427cyrillic1981':
1255			case 'iso54271981':
1256			case 'isoir54':
1257				return 'ISO_5427:1981';
1258
1259			case 'csiso5428greek':
1260			case 'iso54281980':
1261			case 'isoir55':
1262				return 'ISO_5428:1980';
1263
1264			case 'csiso6937add':
1265			case 'iso6937225':
1266			case 'isoir152':
1267				return 'ISO_6937-2-25';
1268
1269			case 'csisotextcomm':
1270			case 'iso69372add':
1271			case 'isoir142':
1272				return 'ISO_6937-2-add';
1273
1274			case 'csiso8859supp':
1275			case 'iso8859supp':
1276			case 'isoir154':
1277			case 'latin125':
1278				return 'ISO_8859-supp';
1279
1280			case 'csiso10367box':
1281			case 'iso10367box':
1282			case 'isoir155':
1283				return 'ISO_10367-box';
1284
1285			case 'csiso15italian':
1286			case 'iso646it':
1287			case 'isoir15':
1288			case 'it':
1289				return 'IT';
1290
1291			case 'csiso13jisc6220jp':
1292			case 'isoir13':
1293			case 'jisc62201969':
1294			case 'jisc62201969jp':
1295			case 'katakana':
1296			case 'x2017':
1297				return 'JIS_C6220-1969-jp';
1298
1299			case 'csiso14jisc6220ro':
1300			case 'iso646jp':
1301			case 'isoir14':
1302			case 'jisc62201969ro':
1303			case 'jp':
1304				return 'JIS_C6220-1969-ro';
1305
1306			case 'csiso42jisc62261978':
1307			case 'isoir42':
1308			case 'jisc62261978':
1309				return 'JIS_C6226-1978';
1310
1311			case 'csiso87jisx208':
1312			case 'isoir87':
1313			case 'jisc62261983':
1314			case 'jisx2081983':
1315			case 'x208':
1316				return 'JIS_C6226-1983';
1317
1318			case 'csiso91jisc62291984a':
1319			case 'isoir91':
1320			case 'jisc62291984a':
1321			case 'jpocra':
1322				return 'JIS_C6229-1984-a';
1323
1324			case 'csiso92jisc62991984b':
1325			case 'iso646jpocrb':
1326			case 'isoir92':
1327			case 'jisc62291984b':
1328			case 'jpocrb':
1329				return 'JIS_C6229-1984-b';
1330
1331			case 'csiso93jis62291984badd':
1332			case 'isoir93':
1333			case 'jisc62291984badd':
1334			case 'jpocrbadd':
1335				return 'JIS_C6229-1984-b-add';
1336
1337			case 'csiso94jis62291984hand':
1338			case 'isoir94':
1339			case 'jisc62291984hand':
1340			case 'jpocrhand':
1341				return 'JIS_C6229-1984-hand';
1342
1343			case 'csiso95jis62291984handadd':
1344			case 'isoir95':
1345			case 'jisc62291984handadd':
1346			case 'jpocrhandadd':
1347				return 'JIS_C6229-1984-hand-add';
1348
1349			case 'csiso96jisc62291984kana':
1350			case 'isoir96':
1351			case 'jisc62291984kana':
1352				return 'JIS_C6229-1984-kana';
1353
1354			case 'csjisencoding':
1355			case 'jisencoding':
1356				return 'JIS_Encoding';
1357
1358			case 'cshalfwidthkatakana':
1359			case 'jisx201':
1360			case 'x201':
1361				return 'JIS_X0201';
1362
1363			case 'csiso159jisx2121990':
1364			case 'isoir159':
1365			case 'jisx2121990':
1366			case 'x212':
1367				return 'JIS_X0212-1990';
1368
1369			case 'csiso141jusib1002':
1370			case 'iso646yu':
1371			case 'isoir141':
1372			case 'js':
1373			case 'jusib1002':
1374			case 'yu':
1375				return 'JUS_I.B1.002';
1376
1377			case 'csiso147macedonian':
1378			case 'isoir147':
1379			case 'jusib1003mac':
1380			case 'macedonian':
1381				return 'JUS_I.B1.003-mac';
1382
1383			case 'csiso146serbian':
1384			case 'isoir146':
1385			case 'jusib1003serb':
1386			case 'serbian':
1387				return 'JUS_I.B1.003-serb';
1388
1389			case 'koi7switched':
1390				return 'KOI7-switched';
1391
1392			case 'cskoi8r':
1393			case 'koi8r':
1394				return 'KOI8-R';
1395
1396			case 'koi8u':
1397				return 'KOI8-U';
1398
1399			case 'csksc5636':
1400			case 'iso646kr':
1401			case 'ksc5636':
1402				return 'KSC5636';
1403
1404			case 'cskz1048':
1405			case 'kz1048':
1406			case 'rk1048':
1407			case 'strk10482002':
1408				return 'KZ-1048';
1409
1410			case 'csiso19latingreek':
1411			case 'isoir19':
1412			case 'latingreek':
1413				return 'latin-greek';
1414
1415			case 'csiso27latingreek1':
1416			case 'isoir27':
1417			case 'latingreek1':
1418				return 'Latin-greek-1';
1419
1420			case 'csiso158lap':
1421			case 'isoir158':
1422			case 'lap':
1423			case 'latinlap':
1424				return 'latin-lap';
1425
1426			case 'csmacintosh':
1427			case 'mac':
1428			case 'macintosh':
1429				return 'macintosh';
1430
1431			case 'csmicrosoftpublishing':
1432			case 'microsoftpublishing':
1433				return 'Microsoft-Publishing';
1434
1435			case 'csmnem':
1436			case 'mnem':
1437				return 'MNEM';
1438
1439			case 'csmnemonic':
1440			case 'mnemonic':
1441				return 'MNEMONIC';
1442
1443			case 'csiso86hungarian':
1444			case 'hu':
1445			case 'iso646hu':
1446			case 'isoir86':
1447			case 'msz77953':
1448				return 'MSZ_7795.3';
1449
1450			case 'csnatsdano':
1451			case 'isoir91':
1452			case 'natsdano':
1453				return 'NATS-DANO';
1454
1455			case 'csnatsdanoadd':
1456			case 'isoir92':
1457			case 'natsdanoadd':
1458				return 'NATS-DANO-ADD';
1459
1460			case 'csnatssefi':
1461			case 'isoir81':
1462			case 'natssefi':
1463				return 'NATS-SEFI';
1464
1465			case 'csnatssefiadd':
1466			case 'isoir82':
1467			case 'natssefiadd':
1468				return 'NATS-SEFI-ADD';
1469
1470			case 'csiso151cuba':
1471			case 'cuba':
1472			case 'iso646cu':
1473			case 'isoir151':
1474			case 'ncnc1081':
1475				return 'NC_NC00-10:81';
1476
1477			case 'csiso69french':
1478			case 'fr':
1479			case 'iso646fr':
1480			case 'isoir69':
1481			case 'nfz62010':
1482				return 'NF_Z_62-010';
1483
1484			case 'csiso25french':
1485			case 'iso646fr1':
1486			case 'isoir25':
1487			case 'nfz620101973':
1488				return 'NF_Z_62-010_(1973)';
1489
1490			case 'csiso60danishnorwegian':
1491			case 'csiso60norwegian1':
1492			case 'iso646no':
1493			case 'isoir60':
1494			case 'no':
1495			case 'ns45511':
1496				return 'NS_4551-1';
1497
1498			case 'csiso61norwegian2':
1499			case 'iso646no2':
1500			case 'isoir61':
1501			case 'no2':
1502			case 'ns45512':
1503				return 'NS_4551-2';
1504
1505			case 'osdebcdicdf3irv':
1506				return 'OSD_EBCDIC_DF03_IRV';
1507
1508			case 'osdebcdicdf41':
1509				return 'OSD_EBCDIC_DF04_1';
1510
1511			case 'osdebcdicdf415':
1512				return 'OSD_EBCDIC_DF04_15';
1513
1514			case 'cspc8danishnorwegian':
1515			case 'pc8danishnorwegian':
1516				return 'PC8-Danish-Norwegian';
1517
1518			case 'cspc8turkish':
1519			case 'pc8turkish':
1520				return 'PC8-Turkish';
1521
1522			case 'csiso16portuguese':
1523			case 'iso646pt':
1524			case 'isoir16':
1525			case 'pt':
1526				return 'PT';
1527
1528			case 'csiso84portuguese2':
1529			case 'iso646pt2':
1530			case 'isoir84':
1531			case 'pt2':
1532				return 'PT2';
1533
1534			case 'cp154':
1535			case 'csptcp154':
1536			case 'cyrillicasian':
1537			case 'pt154':
1538			case 'ptcp154':
1539				return 'PTCP154';
1540
1541			case 'scsu':
1542				return 'SCSU';
1543
1544			case 'csiso10swedish':
1545			case 'fi':
1546			case 'iso646fi':
1547			case 'iso646se':
1548			case 'isoir10':
1549			case 'se':
1550			case 'sen850200b':
1551				return 'SEN_850200_B';
1552
1553			case 'csiso11swedishfornames':
1554			case 'iso646se2':
1555			case 'isoir11':
1556			case 'se2':
1557			case 'sen850200c':
1558				return 'SEN_850200_C';
1559
1560			case 'csiso102t617bit':
1561			case 'isoir102':
1562			case 't617bit':
1563				return 'T.61-7bit';
1564
1565			case 'csiso103t618bit':
1566			case 'isoir103':
1567			case 't61':
1568			case 't618bit':
1569				return 'T.61-8bit';
1570
1571			case 'csiso128t101g2':
1572			case 'isoir128':
1573			case 't101g2':
1574				return 'T.101-G2';
1575
1576			case 'cstscii':
1577			case 'tscii':
1578				return 'TSCII';
1579
1580			case 'csunicode11':
1581			case 'unicode11':
1582				return 'UNICODE-1-1';
1583
1584			case 'csunicode11utf7':
1585			case 'unicode11utf7':
1586				return 'UNICODE-1-1-UTF-7';
1587
1588			case 'csunknown8bit':
1589			case 'unknown8bit':
1590				return 'UNKNOWN-8BIT';
1591
1592			case 'ansix341968':
1593			case 'ansix341986':
1594			case 'ascii':
1595			case 'cp367':
1596			case 'csascii':
1597			case 'ibm367':
1598			case 'iso646irv1991':
1599			case 'iso646us':
1600			case 'isoir6':
1601			case 'us':
1602			case 'usascii':
1603				return 'US-ASCII';
1604
1605			case 'csusdk':
1606			case 'usdk':
1607				return 'us-dk';
1608
1609			case 'utf7':
1610				return 'UTF-7';
1611
1612			case 'utf8':
1613				return 'UTF-8';
1614
1615			case 'utf16':
1616				return 'UTF-16';
1617
1618			case 'utf16be':
1619				return 'UTF-16BE';
1620
1621			case 'utf16le':
1622				return 'UTF-16LE';
1623
1624			case 'utf32':
1625				return 'UTF-32';
1626
1627			case 'utf32be':
1628				return 'UTF-32BE';
1629
1630			case 'utf32le':
1631				return 'UTF-32LE';
1632
1633			case 'csventurainternational':
1634			case 'venturainternational':
1635				return 'Ventura-International';
1636
1637			case 'csventuramath':
1638			case 'venturamath':
1639				return 'Ventura-Math';
1640
1641			case 'csventuraus':
1642			case 'venturaus':
1643				return 'Ventura-US';
1644
1645			case 'csiso70videotexsupp1':
1646			case 'isoir70':
1647			case 'videotexsuppl':
1648				return 'videotex-suppl';
1649
1650			case 'csviqr':
1651			case 'viqr':
1652				return 'VIQR';
1653
1654			case 'csviscii':
1655			case 'viscii':
1656				return 'VISCII';
1657
1658			case 'csshiftjis':
1659			case 'cswindows31j':
1660			case 'mskanji':
1661			case 'shiftjis':
1662			case 'windows31j':
1663				return 'Windows-31J';
1664
1665			case 'iso885911':
1666			case 'tis620':
1667				return 'windows-874';
1668
1669			case 'cseuckr':
1670			case 'csksc56011987':
1671			case 'euckr':
1672			case 'isoir149':
1673			case 'korean':
1674			case 'ksc5601':
1675			case 'ksc56011987':
1676			case 'ksc56011989':
1677			case 'windows949':
1678				return 'windows-949';
1679
1680			case 'windows1250':
1681				return 'windows-1250';
1682
1683			case 'windows1251':
1684				return 'windows-1251';
1685
1686			case 'cp819':
1687			case 'csisolatin1':
1688			case 'ibm819':
1689			case 'iso88591':
1690			case 'iso885911987':
1691			case 'isoir100':
1692			case 'l1':
1693			case 'latin1':
1694			case 'windows1252':
1695				return 'windows-1252';
1696
1697			case 'windows1253':
1698				return 'windows-1253';
1699
1700			case 'csisolatin5':
1701			case 'iso88599':
1702			case 'iso885991989':
1703			case 'isoir148':
1704			case 'l5':
1705			case 'latin5':
1706			case 'windows1254':
1707				return 'windows-1254';
1708
1709			case 'windows1255':
1710				return 'windows-1255';
1711
1712			case 'windows1256':
1713				return 'windows-1256';
1714
1715			case 'windows1257':
1716				return 'windows-1257';
1717
1718			case 'windows1258':
1719				return 'windows-1258';
1720
1721			default:
1722				return $charset;
1723		}
1724	}
1725
1726	public static function get_curl_version()
1727	{
1728		if (is_array($curl = curl_version()))
1729		{
1730			$curl = $curl['version'];
1731		}
1732		elseif (substr($curl, 0, 5) === 'curl/')
1733		{
1734			$curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5));
1735		}
1736		elseif (substr($curl, 0, 8) === 'libcurl/')
1737		{
1738			$curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8));
1739		}
1740		else
1741		{
1742			$curl = 0;
1743		}
1744		return $curl;
1745	}
1746
1747	/**
1748	 * Strip HTML comments
1749	 *
1750	 * @param string $data Data to strip comments from
1751	 * @return string Comment stripped string
1752	 */
1753	public static function strip_comments($data)
1754	{
1755		$output = '';
1756		while (($start = strpos($data, '<!--')) !== false)
1757		{
1758			$output .= substr($data, 0, $start);
1759			if (($end = strpos($data, '-->', $start)) !== false)
1760			{
1761				$data = substr_replace($data, '', 0, $end + 3);
1762			}
1763			else
1764			{
1765				$data = '';
1766			}
1767		}
1768		return $output . $data;
1769	}
1770
1771	public static function parse_date($dt)
1772	{
1773		$parser = SimplePie_Parse_Date::get();
1774		return $parser->parse($dt);
1775	}
1776
1777	/**
1778	 * Decode HTML entities
1779	 *
1780	 * @deprecated Use DOMDocument instead
1781	 * @param string $data Input data
1782	 * @return string Output data
1783	 */
1784	public static function entities_decode($data)
1785	{
1786		$decoder = new SimplePie_Decode_HTML_Entities($data);
1787		return $decoder->parse();
1788	}
1789
1790	/**
1791	 * Remove RFC822 comments
1792	 *
1793	 * @param string $data Data to strip comments from
1794	 * @return string Comment stripped string
1795	 */
1796	public static function uncomment_rfc822($string)
1797	{
1798		$string = (string) $string;
1799		$position = 0;
1800		$length = strlen($string);
1801		$depth = 0;
1802
1803		$output = '';
1804
1805		while ($position < $length && ($pos = strpos($string, '(', $position)) !== false)
1806		{
1807			$output .= substr($string, $position, $pos - $position);
1808			$position = $pos + 1;
1809			if ($string[$pos - 1] !== '\\')
1810			{
1811				$depth++;
1812				while ($depth && $position < $length)
1813				{
1814					$position += strcspn($string, '()', $position);
1815					if ($string[$position - 1] === '\\')
1816					{
1817						$position++;
1818						continue;
1819					}
1820					elseif (isset($string[$position]))
1821					{
1822						switch ($string[$position])
1823						{
1824							case '(':
1825								$depth++;
1826								break;
1827
1828							case ')':
1829								$depth--;
1830								break;
1831						}
1832						$position++;
1833					}
1834					else
1835					{
1836						break;
1837					}
1838				}
1839			}
1840			else
1841			{
1842				$output .= '(';
1843			}
1844		}
1845		$output .= substr($string, $position);
1846
1847		return $output;
1848	}
1849
1850	public static function parse_mime($mime)
1851	{
1852		if (($pos = strpos($mime, ';')) === false)
1853		{
1854			return trim($mime);
1855		}
1856
1857		return trim(substr($mime, 0, $pos));
1858	}
1859
1860	public static function atom_03_construct_type($attribs)
1861	{
1862		if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) === 'base64'))
1863		{
1864			$mode = SIMPLEPIE_CONSTRUCT_BASE64;
1865		}
1866		else
1867		{
1868			$mode = SIMPLEPIE_CONSTRUCT_NONE;
1869		}
1870		if (isset($attribs['']['type']))
1871		{
1872			switch (strtolower(trim($attribs['']['type'])))
1873			{
1874				case 'text':
1875				case 'text/plain':
1876					return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
1877
1878				case 'html':
1879				case 'text/html':
1880					return SIMPLEPIE_CONSTRUCT_HTML | $mode;
1881
1882				case 'xhtml':
1883				case 'application/xhtml+xml':
1884					return SIMPLEPIE_CONSTRUCT_XHTML | $mode;
1885
1886				default:
1887					return SIMPLEPIE_CONSTRUCT_NONE | $mode;
1888			}
1889		}
1890
1891		return SIMPLEPIE_CONSTRUCT_TEXT | $mode;
1892	}
1893
1894	public static function atom_10_construct_type($attribs)
1895	{
1896		if (isset($attribs['']['type']))
1897		{
1898			switch (strtolower(trim($attribs['']['type'])))
1899			{
1900				case 'text':
1901					return SIMPLEPIE_CONSTRUCT_TEXT;
1902
1903				case 'html':
1904					return SIMPLEPIE_CONSTRUCT_HTML;
1905
1906				case 'xhtml':
1907					return SIMPLEPIE_CONSTRUCT_XHTML;
1908
1909				default:
1910					return SIMPLEPIE_CONSTRUCT_NONE;
1911			}
1912		}
1913		return SIMPLEPIE_CONSTRUCT_TEXT;
1914	}
1915
1916	public static function atom_10_content_construct_type($attribs)
1917	{
1918		if (isset($attribs['']['type']))
1919		{
1920			$type = strtolower(trim($attribs['']['type']));
1921			switch ($type)
1922			{
1923				case 'text':
1924					return SIMPLEPIE_CONSTRUCT_TEXT;
1925
1926				case 'html':
1927					return SIMPLEPIE_CONSTRUCT_HTML;
1928
1929				case 'xhtml':
1930					return SIMPLEPIE_CONSTRUCT_XHTML;
1931			}
1932			if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) === 'text/')
1933			{
1934				return SIMPLEPIE_CONSTRUCT_NONE;
1935			}
1936			else
1937			{
1938				return SIMPLEPIE_CONSTRUCT_BASE64;
1939			}
1940		}
1941
1942		return SIMPLEPIE_CONSTRUCT_TEXT;
1943	}
1944
1945	public static function is_isegment_nz_nc($string)
1946	{
1947		return (bool) preg_match('/^([A-Za-z0-9\-._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000}-\x{7FFFD}\x{80000}-\x{8FFFD}\x{90000}-\x{9FFFD}\x{A0000}-\x{AFFFD}\x{B0000}-\x{BFFFD}\x{C0000}-\x{CFFFD}\x{D0000}-\x{DFFFD}\x{E1000}-\x{EFFFD}!$&\'()*+,;=@]|(%[0-9ABCDEF]{2}))+$/u', $string);
1948	}
1949
1950	public static function space_separated_tokens($string)
1951	{
1952		$space_characters = "\x20\x09\x0A\x0B\x0C\x0D";
1953		$string_length = strlen($string);
1954
1955		$position = strspn($string, $space_characters);
1956		$tokens = array();
1957
1958		while ($position < $string_length)
1959		{
1960			$len = strcspn($string, $space_characters, $position);
1961			$tokens[] = substr($string, $position, $len);
1962			$position += $len;
1963			$position += strspn($string, $space_characters, $position);
1964		}
1965
1966		return $tokens;
1967	}
1968
1969	/**
1970	 * Converts a unicode codepoint to a UTF-8 character
1971	 *
1972	 * @static
1973	 * @param int $codepoint Unicode codepoint
1974	 * @return string UTF-8 character
1975	 */
1976	public static function codepoint_to_utf8($codepoint)
1977	{
1978		$codepoint = (int) $codepoint;
1979		if ($codepoint < 0)
1980		{
1981			return false;
1982		}
1983		else if ($codepoint <= 0x7f)
1984		{
1985			return chr($codepoint);
1986		}
1987		else if ($codepoint <= 0x7ff)
1988		{
1989			return chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f));
1990		}
1991		else if ($codepoint <= 0xffff)
1992		{
1993			return chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
1994		}
1995		else if ($codepoint <= 0x10ffff)
1996		{
1997			return chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f));
1998		}
1999
2000		// U+FFFD REPLACEMENT CHARACTER
2001		return "\xEF\xBF\xBD";
2002	}
2003
2004	/**
2005	 * Similar to parse_str()
2006	 *
2007	 * Returns an associative array of name/value pairs, where the value is an
2008	 * array of values that have used the same name
2009	 *
2010	 * @static
2011	 * @param string $str The input string.
2012	 * @return array
2013	 */
2014	public static function parse_str($str)
2015	{
2016		$return = array();
2017		$str = explode('&', $str);
2018
2019		foreach ($str as $section)
2020		{
2021			if (strpos($section, '=') !== false)
2022			{
2023				list($name, $value) = explode('=', $section, 2);
2024				$return[urldecode($name)][] = urldecode($value);
2025			}
2026			else
2027			{
2028				$return[urldecode($section)][] = null;
2029			}
2030		}
2031
2032		return $return;
2033	}
2034
2035	/**
2036	 * Detect XML encoding, as per XML 1.0 Appendix F.1
2037	 *
2038	 * @todo Add support for EBCDIC
2039	 * @param string $data XML data
2040	 * @param SimplePie_Registry $registry Class registry
2041	 * @return array Possible encodings
2042	 */
2043	public static function xml_encoding($data, $registry)
2044	{
2045		// UTF-32 Big Endian BOM
2046		if (substr($data, 0, 4) === "\x00\x00\xFE\xFF")
2047		{
2048			$encoding[] = 'UTF-32BE';
2049		}
2050		// UTF-32 Little Endian BOM
2051		elseif (substr($data, 0, 4) === "\xFF\xFE\x00\x00")
2052		{
2053			$encoding[] = 'UTF-32LE';
2054		}
2055		// UTF-16 Big Endian BOM
2056		elseif (substr($data, 0, 2) === "\xFE\xFF")
2057		{
2058			$encoding[] = 'UTF-16BE';
2059		}
2060		// UTF-16 Little Endian BOM
2061		elseif (substr($data, 0, 2) === "\xFF\xFE")
2062		{
2063			$encoding[] = 'UTF-16LE';
2064		}
2065		// UTF-8 BOM
2066		elseif (substr($data, 0, 3) === "\xEF\xBB\xBF")
2067		{
2068			$encoding[] = 'UTF-8';
2069		}
2070		// UTF-32 Big Endian Without BOM
2071		elseif (substr($data, 0, 20) === "\x00\x00\x00\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C")
2072		{
2073			if ($pos = strpos($data, "\x00\x00\x00\x3F\x00\x00\x00\x3E"))
2074			{
2075				$parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8')));
2076				if ($parser->parse())
2077				{
2078					$encoding[] = $parser->encoding;
2079				}
2080			}
2081			$encoding[] = 'UTF-32BE';
2082		}
2083		// UTF-32 Little Endian Without BOM
2084		elseif (substr($data, 0, 20) === "\x3C\x00\x00\x00\x3F\x00\x00\x00\x78\x00\x00\x00\x6D\x00\x00\x00\x6C\x00\x00\x00")
2085		{
2086			if ($pos = strpos($data, "\x3F\x00\x00\x00\x3E\x00\x00\x00"))
2087			{
2088				$parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8')));
2089				if ($parser->parse())
2090				{
2091					$encoding[] = $parser->encoding;
2092				}
2093			}
2094			$encoding[] = 'UTF-32LE';
2095		}
2096		// UTF-16 Big Endian Without BOM
2097		elseif (substr($data, 0, 10) === "\x00\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C")
2098		{
2099			if ($pos = strpos($data, "\x00\x3F\x00\x3E"))
2100			{
2101				$parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8')));
2102				if ($parser->parse())
2103				{
2104					$encoding[] = $parser->encoding;
2105				}
2106			}
2107			$encoding[] = 'UTF-16BE';
2108		}
2109		// UTF-16 Little Endian Without BOM
2110		elseif (substr($data, 0, 10) === "\x3C\x00\x3F\x00\x78\x00\x6D\x00\x6C\x00")
2111		{
2112			if ($pos = strpos($data, "\x3F\x00\x3E\x00"))
2113			{
2114				$parser = $registry->create('XML_Declaration_Parser', array(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8')));
2115				if ($parser->parse())
2116				{
2117					$encoding[] = $parser->encoding;
2118				}
2119			}
2120			$encoding[] = 'UTF-16LE';
2121		}
2122		// US-ASCII (or superset)
2123		elseif (substr($data, 0, 5) === "\x3C\x3F\x78\x6D\x6C")
2124		{
2125			if ($pos = strpos($data, "\x3F\x3E"))
2126			{
2127				$parser = $registry->create('XML_Declaration_Parser', array(substr($data, 5, $pos - 5)));
2128				if ($parser->parse())
2129				{
2130					$encoding[] = $parser->encoding;
2131				}
2132			}
2133			$encoding[] = 'UTF-8';
2134		}
2135		// Fallback to UTF-8
2136		else
2137		{
2138			$encoding[] = 'UTF-8';
2139		}
2140		return $encoding;
2141	}
2142
2143	public static function output_javascript()
2144	{
2145		if (function_exists('ob_gzhandler'))
2146		{
2147			ob_start('ob_gzhandler');
2148		}
2149		header('Content-type: text/javascript; charset: UTF-8');
2150		header('Cache-Control: must-revalidate');
2151		header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days
2152		?>
2153function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) {
2154	if (placeholder != '') {
2155		document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" href="'+link+'" src="'+placeholder+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="false" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
2156	}
2157	else {
2158		document.writeln('<embed type="'+type+'" style="cursor:hand; cursor:pointer;" src="'+link+'" width="'+width+'" height="'+height+'" autoplay="false" target="myself" controller="true" loop="'+loop+'" scale="aspect" bgcolor="'+bgcolor+'" pluginspage="http://www.apple.com/quicktime/download/"></embed>');
2159	}
2160}
2161
2162function embed_flash(bgcolor, width, height, link, loop, type) {
2163	document.writeln('<embed src="'+link+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="'+type+'" quality="high" width="'+width+'" height="'+height+'" bgcolor="'+bgcolor+'" loop="'+loop+'"></embed>');
2164}
2165
2166function embed_flv(width, height, link, placeholder, loop, player) {
2167	document.writeln('<embed src="'+player+'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="'+width+'" height="'+height+'" wmode="transparent" flashvars="file='+link+'&autostart=false&repeat='+loop+'&showdigits=true&showfsbutton=false"></embed>');
2168}
2169
2170function embed_wmedia(width, height, link) {
2171	document.writeln('<embed type="application/x-mplayer2" src="'+link+'" autosize="1" width="'+width+'" height="'+height+'" showcontrols="1" showstatusbar="0" showdisplay="0" autostart="0"></embed>');
2172}
2173		<?php
2174	}
2175
2176	/**
2177	 * Get the SimplePie build timestamp
2178	 *
2179	 * Uses the git index if it exists, otherwise uses the modification time
2180	 * of the newest file.
2181	 */
2182	public static function get_build()
2183	{
2184		$root = dirname(dirname(__FILE__));
2185		if (file_exists($root . '/.git/index'))
2186		{
2187			return filemtime($root . '/.git/index');
2188		}
2189		elseif (file_exists($root . '/SimplePie'))
2190		{
2191			$time = 0;
2192			foreach (glob($root . '/SimplePie/*.php') as $file)
2193			{
2194				if (($mtime = filemtime($file)) > $time)
2195				{
2196					$time = $mtime;
2197				}
2198			}
2199			return $time;
2200		}
2201		elseif (file_exists(dirname(__FILE__) . '/Core.php'))
2202		{
2203			return filemtime(dirname(__FILE__) . '/Core.php');
2204		}
2205
2206		return filemtime(__FILE__);
2207	}
2208
2209	/**
2210	 * Format debugging information
2211	 */
2212	public static function debug(&$sp)
2213	{
2214		$info = 'SimplePie ' . SIMPLEPIE_VERSION . ' Build ' . SIMPLEPIE_BUILD . "\n";
2215		$info .= 'PHP ' . PHP_VERSION . "\n";
2216		if ($sp->error() !== null)
2217		{
2218			$info .= 'Error occurred: ' . $sp->error() . "\n";
2219		}
2220		else
2221		{
2222			$info .= "No error found.\n";
2223		}
2224		$info .= "Extensions:\n";
2225		$extensions = array('pcre', 'curl', 'zlib', 'mbstring', 'iconv', 'xmlreader', 'xml');
2226		foreach ($extensions as $ext)
2227		{
2228			if (extension_loaded($ext))
2229			{
2230				$info .= "    $ext loaded\n";
2231				switch ($ext)
2232				{
2233					case 'pcre':
2234						$info .= '      Version ' . PCRE_VERSION . "\n";
2235						break;
2236					case 'curl':
2237						$version = curl_version();
2238						$info .= '      Version ' . $version['version'] . "\n";
2239						break;
2240					case 'mbstring':
2241						$info .= '      Overloading: ' . mb_get_info('func_overload') . "\n";
2242						break;
2243					case 'iconv':
2244						$info .= '      Version ' . ICONV_VERSION . "\n";
2245						break;
2246					case 'xml':
2247						$info .= '      Version ' . LIBXML_DOTTED_VERSION . "\n";
2248						break;
2249				}
2250			}
2251			else
2252			{
2253				$info .= "    $ext not loaded\n";
2254			}
2255		}
2256		return $info;
2257	}
2258
2259	public static function silence_errors($num, $str)
2260	{
2261		// No-op
2262	}
2263}
2264