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- <?php
- if ( !defined( 'MEDIAWIKI' ) ) {
- die( "This file is part of MediaWiki, it is not a valid entry point" );
- }
- require_once dirname(__FILE__) . '/normal/UtfNormalUtil.php';
- require_once dirname(__FILE__) . '/XmlFunctions.php';
- if( !function_exists('iconv') ) {
-
-
-
- function iconv( $from, $to, $string ) {
- if(strcasecmp( $from, $to ) == 0) return $string;
- if(strcasecmp( $from, 'utf-8' ) == 0) return utf8_decode( $string );
- if(strcasecmp( $to, 'utf-8' ) == 0) return utf8_encode( $string );
- return $string;
- }
- }
- if ( !function_exists( 'mb_substr' ) ) {
- function mb_substr( $str, $start ) {
- $ar = array();
- preg_match_all( '/./us', $str, $ar );
- if( func_num_args() >= 3 ) {
- $end = func_get_arg( 2 );
- return join( '', array_slice( $ar[0], $start, $end ) );
- } else {
- return join( '', array_slice( $ar[0], $start ) );
- }
- }
- }
- if ( !function_exists( 'mb_strlen' ) ) {
-
- function mb_strlen( $str, $enc="" ) {
- $counts = count_chars( $str );
- $total = 0;
-
- for( $i = 0; $i < 0x80; $i++ ) {
- $total += $counts[$i];
- }
-
- for( $i = 0xc0; $i < 0xff; $i++ ) {
- $total += $counts[$i];
- }
- return $total;
- }
- }
- if ( !function_exists( 'array_diff_key' ) ) {
-
- function array_diff_key( $left, $right ) {
- $result = $left;
- foreach ( $left as $key => $unused ) {
- if ( isset( $right[$key] ) ) {
- unset( $result[$key] );
- }
- }
- return $result;
- }
- }
- if ( !function_exists( 'istainted' ) ) {
- function istainted( $var ) {
- return 0;
- }
- function taint( $var, $level = 0 ) {}
- function untaint( $var, $level = 0 ) {}
- define( 'TC_HTML', 1 );
- define( 'TC_SHELL', 1 );
- define( 'TC_MYSQL', 1 );
- define( 'TC_PCRE', 1 );
- define( 'TC_SELF', 1 );
- }
- function wfArrayDiff2( $a, $b ) {
- return array_udiff( $a, $b, 'wfArrayDiff2_cmp' );
- }
- function wfArrayDiff2_cmp( $a, $b ) {
- if ( !is_array( $a ) ) {
- return strcmp( $a, $b );
- } elseif ( count( $a ) !== count( $b ) ) {
- return count( $a ) < count( $b ) ? -1 : 1;
- } else {
- reset( $a );
- reset( $b );
- while( ( list( $keyA, $valueA ) = each( $a ) ) && ( list( $keyB, $valueB ) = each( $b ) ) ) {
- $cmp = strcmp( $valueA, $valueB );
- if ( $cmp !== 0 ) {
- return $cmp;
- }
- }
- return 0;
- }
- }
- function wfClone( $object ) {
- return clone( $object );
- }
- function wfSeedRandom() {
-
- }
- function wfRandom() {
-
-
- $max = mt_getrandmax() + 1;
- $rand = number_format( (mt_rand() * $max + mt_rand())
- / $max / $max, 12, '.', '' );
- return $rand;
- }
- function wfUrlencode( $s ) {
- $s = urlencode( $s );
- $s = str_ireplace(
- array( '%3B','%3A','%40','%24','%21','%2A','%28','%29','%2C','%2F' ),
- array( ';', ':', '@', '$', '!', '*', '(', ')', ',', '/' ),
- $s
- );
- return $s;
- }
- function wfDebug( $text, $logonly = false ) {
- global $wgOut, $wgDebugLogFile, $wgDebugComments, $wgProfileOnly, $wgDebugRawPage;
- global $wgDebugLogPrefix;
- static $recursion = 0;
- static $cache = array();
-
- if ( isset( $_GET['action'] ) && $_GET['action'] == 'raw' && !$wgDebugRawPage ) {
- return;
- }
- if ( $wgDebugComments && !$logonly ) {
- $cache[] = $text;
- if ( !isset( $wgOut ) ) {
- return;
- }
- if ( !StubObject::isRealObject( $wgOut ) ) {
- if ( $recursion ) {
- return;
- }
- $recursion++;
- $wgOut->_unstub();
- $recursion--;
- }
-
- array_map( array( $wgOut, 'debug' ), $cache );
- $cache = array();
- }
- if ( '' != $wgDebugLogFile && !$wgProfileOnly ) {
-
-
- $text = preg_replace( '![\x00-\x08\x0b\x0c\x0e-\x1f]!', ' ', $text );
- $text = $wgDebugLogPrefix . $text;
- wfErrorLog( $text, $wgDebugLogFile );
- }
- }
- function wfDebugMem( $exact = false ) {
- $mem = memory_get_usage();
- if( !$exact ) {
- $mem = floor( $mem / 1024 ) . ' kilobytes';
- } else {
- $mem .= ' bytes';
- }
- wfDebug( "Memory usage: $mem\n" );
- }
- function wfDebugLog( $logGroup, $text, $public = true ) {
- global $wgDebugLogGroups, $wgShowHostnames;
- $text = trim($text)."\n";
- if( isset( $wgDebugLogGroups[$logGroup] ) ) {
- $time = wfTimestamp( TS_DB );
- $wiki = wfWikiID();
- if ( $wgShowHostnames ) {
- $host = wfHostname();
- } else {
- $host = '';
- }
- wfErrorLog( "$time $host $wiki: $text", $wgDebugLogGroups[$logGroup] );
- } else if ( $public === true ) {
- wfDebug( $text, true );
- }
- }
- function wfLogDBError( $text ) {
- global $wgDBerrorLog, $wgDBname;
- if ( $wgDBerrorLog ) {
- $host = trim(`hostname`);
- $text = date('D M j G:i:s T Y') . "\t$host\t$wgDBname\t$text";
- wfErrorLog( $text, $wgDBerrorLog );
- }
- }
- function wfErrorLog( $text, $file ) {
- if ( substr( $file, 0, 4 ) == 'udp:' ) {
- if ( preg_match( '!^(tcp|udp):(?://)?\[([0-9a-fA-F:]+)\]:(\d+)(?:/(.*))?$!', $file, $m ) ) {
-
- $protocol = $m[1];
- $host = $m[2];
- $port = $m[3];
- $prefix = isset( $m[4] ) ? $m[4] : false;
- } elseif ( preg_match( '!^(tcp|udp):(?://)?([a-zA-Z0-9.-]+):(\d+)(?:/(.*))?$!', $file, $m ) ) {
- $protocol = $m[1];
- $host = $m[2];
- $port = $m[3];
- $prefix = isset( $m[4] ) ? $m[4] : false;
- } else {
- throw new MWException( __METHOD__.": Invalid UDP specification" );
- }
-
- if ( strval( $prefix ) !== '' ) {
- $text = preg_replace( '/^/m', $prefix . ' ', $text );
- if ( substr( $text, -1 ) != "\n" ) {
- $text .= "\n";
- }
- }
- $sock = fsockopen( "$protocol://$host", $port );
- if ( !$sock ) {
- return;
- }
- fwrite( $sock, $text );
- fclose( $sock );
- } else {
- wfSuppressWarnings();
- $exists = file_exists( $file );
- $size = $exists ? filesize( $file ) : false;
- if ( !$exists || ( $size !== false && $size + strlen( $text ) < 0x7fffffff ) ) {
- error_log( $text, 3, $file );
- }
- wfRestoreWarnings();
- }
- }
- function wfLogProfilingData() {
- global $wgRequestTime, $wgDebugLogFile, $wgDebugRawPage, $wgRequest;
- global $wgProfiler, $wgProfileLimit, $wgUser;
-
- if( !isset( $wgProfiler ) ) return;
-
- $now = wfTime();
- $elapsed = $now - $wgRequestTime;
-
- if( $elapsed <= $wgProfileLimit ) return;
- $prof = wfGetProfilingOutput( $wgRequestTime, $elapsed );
- $forward = '';
- if( !empty( $_SERVER['HTTP_X_FORWARDED_FOR'] ) )
- $forward = ' forwarded for ' . $_SERVER['HTTP_X_FORWARDED_FOR'];
- if( !empty( $_SERVER['HTTP_CLIENT_IP'] ) )
- $forward .= ' client IP ' . $_SERVER['HTTP_CLIENT_IP'];
- if( !empty( $_SERVER['HTTP_FROM'] ) )
- $forward .= ' from ' . $_SERVER['HTTP_FROM'];
- if( $forward )
- $forward = "\t(proxied via {$_SERVER['REMOTE_ADDR']}{$forward})";
-
- if( StubObject::isRealObject($wgUser) && $wgUser->isAnon() )
- $forward .= ' anon';
- $log = sprintf( "%s\t%04.3f\t%s\n",
- gmdate( 'YmdHis' ), $elapsed,
- urldecode( $wgRequest->getRequestURL() . $forward ) );
- if ( '' != $wgDebugLogFile && ( $wgRequest->getVal('action') != 'raw' || $wgDebugRawPage ) ) {
- wfErrorLog( $log . $prof, $wgDebugLogFile );
- }
- }
- function wfReadOnly() {
- global $wgReadOnlyFile, $wgReadOnly;
- if ( !is_null( $wgReadOnly ) ) {
- return (bool)$wgReadOnly;
- }
- if ( '' == $wgReadOnlyFile ) {
- return false;
- }
-
- if ( is_file( $wgReadOnlyFile ) ) {
- $wgReadOnly = file_get_contents( $wgReadOnlyFile );
- } else {
- $wgReadOnly = false;
- }
- return (bool)$wgReadOnly;
- }
- function wfReadOnlyReason() {
- global $wgReadOnly;
- wfReadOnly();
- return $wgReadOnly;
- }
- function wfGetLangObj( $langcode = false ){
-
- if( $langcode instanceof Language )
-
- return $langcode;
-
- global $wgContLang;
- if( $langcode === $wgContLang->getCode() || $langcode === true )
-
-
- return $wgContLang;
-
- global $wgLang;
- if( $langcode === $wgLang->getCode() || $langcode === false )
-
-
- return $wgLang;
- $validCodes = array_keys( Language::getLanguageNames() );
- if( in_array( $langcode, $validCodes ) )
-
- return Language::factory( $langcode );
-
- wfDebug( "Invalid language code passed to wfGetLangObj, falling back to content language.\n" );
- return $wgContLang;
- }
- function wfMsg( $key ) {
- $args = func_get_args();
- array_shift( $args );
- return wfMsgReal( $key, $args, true );
- }
- function wfMsgNoTrans( $key ) {
- $args = func_get_args();
- array_shift( $args );
- return wfMsgReal( $key, $args, true, false, false );
- }
- function wfMsgForContent( $key ) {
- global $wgForceUIMsgAsContentMsg;
- $args = func_get_args();
- array_shift( $args );
- $forcontent = true;
- if( is_array( $wgForceUIMsgAsContentMsg ) &&
- in_array( $key, $wgForceUIMsgAsContentMsg ) )
- $forcontent = false;
- return wfMsgReal( $key, $args, true, $forcontent );
- }
- function wfMsgForContentNoTrans( $key ) {
- global $wgForceUIMsgAsContentMsg;
- $args = func_get_args();
- array_shift( $args );
- $forcontent = true;
- if( is_array( $wgForceUIMsgAsContentMsg ) &&
- in_array( $key, $wgForceUIMsgAsContentMsg ) )
- $forcontent = false;
- return wfMsgReal( $key, $args, true, $forcontent, false );
- }
- function wfMsgNoDB( $key ) {
- $args = func_get_args();
- array_shift( $args );
- return wfMsgReal( $key, $args, false );
- }
- function wfMsgNoDBForContent( $key ) {
- global $wgForceUIMsgAsContentMsg;
- $args = func_get_args();
- array_shift( $args );
- $forcontent = true;
- if( is_array( $wgForceUIMsgAsContentMsg ) &&
- in_array( $key, $wgForceUIMsgAsContentMsg ) )
- $forcontent = false;
- return wfMsgReal( $key, $args, false, $forcontent );
- }
- function wfMsgReal( $key, $args, $useDB = true, $forContent=false, $transform = true ) {
- wfProfileIn( __METHOD__ );
- $message = wfMsgGetKey( $key, $useDB, $forContent, $transform );
- $message = wfMsgReplaceArgs( $message, $args );
- wfProfileOut( __METHOD__ );
- return $message;
- }
- function wfMsgWeirdKey ( $key ) {
- $source = wfMsgGetKey( $key, false, true, false );
- if ( wfEmptyMsg( $key, $source ) )
- return "";
- else
- return $source;
- }
- function wfMsgGetKey( $key, $useDB, $langCode = false, $transform = true ) {
- global $wgContLang, $wgMessageCache;
- wfRunHooks('NormalizeMessageKey', array(&$key, &$useDB, &$langCode, &$transform));
-
-
- if( is_object( $wgMessageCache ) ) {
- $message = $wgMessageCache->get( $key, $useDB, $langCode );
- if ( $transform ) {
- $message = $wgMessageCache->transform( $message );
- }
- } else {
- $lang = wfGetLangObj( $langCode );
-
-
- $key = str_replace( ' ' , '_' , $wgContLang->lcfirst( $key ) );
- if( is_object( $lang ) ) {
- $message = $lang->getMessage( $key );
- } else {
- $message = false;
- }
- }
- return $message;
- }
- function wfMsgReplaceArgs( $message, $args ) {
-
-
- $message = str_replace( "\r", '', $message );
-
- if ( count( $args ) ) {
- if ( is_array( $args[0] ) ) {
- $args = array_values( $args[0] );
- }
- $replacementKeys = array();
- foreach( $args as $n => $param ) {
- $replacementKeys['$' . ($n + 1)] = $param;
- }
- $message = strtr( $message, $replacementKeys );
- }
- return $message;
- }
- function wfMsgHtml( $key ) {
- $args = func_get_args();
- array_shift( $args );
- return wfMsgReplaceArgs( htmlspecialchars( wfMsgGetKey( $key, true ) ), $args );
- }
- function wfMsgWikiHtml( $key ) {
- global $wgOut;
- $args = func_get_args();
- array_shift( $args );
- return wfMsgReplaceArgs( $wgOut->parse( wfMsgGetKey( $key, true ), true ), $args );
- }
- function wfMsgExt( $key, $options ) {
- global $wgOut;
- $args = func_get_args();
- array_shift( $args );
- array_shift( $args );
- $options = (array)$options;
- foreach( $options as $arrayKey => $option ) {
- if( !preg_match( '/^[0-9]+|language$/', $arrayKey ) ) {
-
- trigger_error( "wfMsgExt called with incorrect parameter key $arrayKey", E_USER_WARNING );
- } elseif( preg_match( '/^[0-9]+$/', $arrayKey ) && !in_array( $option,
- array( 'parse', 'parseinline', 'escape', 'escapenoentities',
- 'replaceafter', 'parsemag', 'content' ) ) ) {
-
- trigger_error( "wfMsgExt called with incorrect parameter $option", E_USER_WARNING );
- }
- }
- if( in_array('content', $options, true ) ) {
- $forContent = true;
- $langCode = true;
- } elseif( array_key_exists('language', $options) ) {
- $forContent = false;
- $langCode = wfGetLangObj( $options['language'] );
- } else {
- $forContent = false;
- $langCode = false;
- }
- $string = wfMsgGetKey( $key, true, $langCode, false );
- if( !in_array('replaceafter', $options, true ) ) {
- $string = wfMsgReplaceArgs( $string, $args );
- }
- if( in_array('parse', $options, true ) ) {
- $string = $wgOut->parse( $string, true, !$forContent );
- } elseif ( in_array('parseinline', $options, true ) ) {
- $string = $wgOut->parse( $string, true, !$forContent );
- $m = array();
- if( preg_match( '/^<p>(.*)\n?<\/p>\n?$/sU', $string, $m ) ) {
- $string = $m[1];
- }
- } elseif ( in_array('parsemag', $options, true ) ) {
- global $wgMessageCache;
- if ( isset( $wgMessageCache ) ) {
- $string = $wgMessageCache->transform( $string,
- !$forContent,
- is_object( $langCode ) ? $langCode : null );
- }
- }
- if ( in_array('escape', $options, true ) ) {
- $string = htmlspecialchars ( $string );
- } elseif ( in_array( 'escapenoentities', $options, true ) ) {
- $string = Sanitizer::escapeHtmlAllowEntities( $string );
- }
- if( in_array('replaceafter', $options, true ) ) {
- $string = wfMsgReplaceArgs( $string, $args );
- }
- return $string;
- }
- function wfAbruptExit( $error = false ){
- static $called = false;
- if ( $called ){
- exit( -1 );
- }
- $called = true;
- $bt = wfDebugBacktrace();
- if( $bt ) {
- for($i = 0; $i < count($bt) ; $i++){
- $file = isset($bt[$i]['file']) ? $bt[$i]['file'] : "unknown";
- $line = isset($bt[$i]['line']) ? $bt[$i]['line'] : "unknown";
- wfDebug("WARNING: Abrupt exit in $file at line $line\n");
- }
- } else {
- wfDebug("WARNING: Abrupt exit\n");
- }
- wfLogProfilingData();
- if ( !$error ) {
- wfGetLB()->closeAll();
- }
- exit( -1 );
- }
- function wfErrorExit() {
- wfAbruptExit( true );
- }
- function wfDie( $msg='' ) {
- echo $msg;
- die( 1 );
- }
- function wfDebugDieBacktrace( $msg = '' ) {
- throw new MWException( $msg );
- }
- function wfHostname() {
- static $host;
- if ( is_null( $host ) ) {
- if ( function_exists( 'posix_uname' ) ) {
-
- $uname = @posix_uname();
- } else {
- $uname = false;
- }
- if( is_array( $uname ) && isset( $uname['nodename'] ) ) {
- $host = $uname['nodename'];
- } elseif ( getenv( 'COMPUTERNAME' ) ) {
-
- $host = getenv( 'COMPUTERNAME' );
- } else {
-
- $host = $_SERVER['SERVER_NAME'];
- }
- }
- return $host;
- }
-
- function wfReportTime() {
- global $wgRequestTime, $wgShowHostnames;
- $now = wfTime();
- $elapsed = $now - $wgRequestTime;
- return $wgShowHostnames
- ? sprintf( "<!-- Served by %s in %01.3f secs. -->", wfHostname(), $elapsed )
- : sprintf( "<!-- Served in %01.3f secs. -->", $elapsed );
- }
- function wfDebugBacktrace() {
- static $disabled = null;
- if( extension_loaded( 'Zend Optimizer' ) ) {
- wfDebug( "Zend Optimizer detected; skipping debug_backtrace for safety.\n" );
- return array();
- }
- if ( is_null( $disabled ) ) {
- $disabled = false;
- $functions = explode( ',', ini_get( 'disable_functions' ) );
- $functions = array_map( 'trim', $functions );
- $functions = array_map( 'strtolower', $functions );
- if ( in_array( 'debug_backtrace', $functions ) ) {
- wfDebug( "debug_backtrace is in disabled_functions\n" );
- $disabled = true;
- }
- }
- if ( $disabled ) {
- return array();
- }
- return array_slice( debug_backtrace(), 1 );
- }
- function wfBacktrace() {
- global $wgCommandLineMode;
- if ( $wgCommandLineMode ) {
- $msg = '';
- } else {
- $msg = "<ul>\n";
- }
- $backtrace = wfDebugBacktrace();
- foreach( $backtrace as $call ) {
- if( isset( $call['file'] ) ) {
- $f = explode( DIRECTORY_SEPARATOR, $call['file'] );
- $file = $f[count($f)-1];
- } else {
- $file = '-';
- }
- if( isset( $call['line'] ) ) {
- $line = $call['line'];
- } else {
- $line = '-';
- }
- if ( $wgCommandLineMode ) {
- $msg .= "$file line $line calls ";
- } else {
- $msg .= '<li>' . $file . ' line ' . $line . ' calls ';
- }
- if( !empty( $call['class'] ) ) $msg .= $call['class'] . '::';
- $msg .= $call['function'] . '()';
- if ( $wgCommandLineMode ) {
- $msg .= "\n";
- } else {
- $msg .= "</li>\n";
- }
- }
- if ( $wgCommandLineMode ) {
- $msg .= "\n";
- } else {
- $msg .= "</ul>\n";
- }
- return $msg;
- }
- function wfShowingResults( $offset, $limit ) {
- global $wgLang;
- return wfMsgExt( 'showingresults', array( 'parseinline' ), $wgLang->formatNum( $limit ),
- $wgLang->formatNum( $offset+1 ) );
- }
- function wfShowingResultsNum( $offset, $limit, $num ) {
- global $wgLang;
- return wfMsgExt( 'showingresultsnum', array( 'parseinline' ), $wgLang->formatNum( $limit ),
- $wgLang->formatNum( $offset+1 ), $wgLang->formatNum( $num ) );
- }
- function wfViewPrevNext( $offset, $limit, $link, $query = '', $atend = false ) {
- global $wgLang;
- $fmtLimit = $wgLang->formatNum( $limit );
-
- $prev = wfMsgHtml( 'prevn', $fmtLimit );
- $next = wfMsgHtml( 'nextn', $fmtLimit );
-
- $pTitle = wfMsgExt( 'prevn-title', array('parsemag','escape'), $fmtLimit );
- $nTitle = wfMsgExt( 'nextn-title', array('parsemag','escape'), $fmtLimit );
-
- if( is_object( $link ) ) {
- $title =& $link;
- } else {
- $title = Title::newFromText( $link );
- if( is_null( $title ) ) {
- return false;
- }
- }
-
- if( 0 != $offset ) {
- $po = $offset - $limit;
- $po = max($po,0);
- $q = "limit={$limit}&offset={$po}";
- if( $query != '' ) {
- $q .= '&'.$query;
- }
- $plink = '<a href="' . $title->escapeLocalUrl( $q ) . "\" title=\"{$pTitle}\" class=\"mw-prevlink\">{$prev}</a>";
- } else {
- $plink = $prev;
- }
-
- $no = $offset + $limit;
- $q = "limit={$limit}&offset={$no}";
- if( $query != '' ) {
- $q .= '&'.$query;
- }
- if( $atend ) {
- $nlink = $next;
- } else {
- $nlink = '<a href="' . $title->escapeLocalUrl( $q ) . "\" title=\"{$nTitle}\" class=\"mw-nextlink\">{$next}</a>";
- }
-
- $nums = $wgLang->pipeList( array(
- wfNumLink( $offset, 20, $title, $query ),
- wfNumLink( $offset, 50, $title, $query ),
- wfNumLink( $offset, 100, $title, $query ),
- wfNumLink( $offset, 250, $title, $query ),
- wfNumLink( $offset, 500, $title, $query )
- ) );
- return wfMsg( 'viewprevnext', $plink, $nlink, $nums );
- }
- function wfNumLink( $offset, $limit, $title, $query = '' ) {
- global $wgLang;
- if( $query == '' ) {
- $q = '';
- } else {
- $q = $query.'&';
- }
- $q .= "limit={$limit}&offset={$offset}";
- $fmtLimit = $wgLang->formatNum( $limit );
- $lTitle = wfMsgExt('shown-title',array('parsemag','escape'),$limit);
- $s = '<a href="' . $title->escapeLocalUrl( $q ) . "\" title=\"{$lTitle}\" class=\"mw-numlink\">{$fmtLimit}</a>";
- return $s;
- }
- function wfClientAcceptsGzip() {
- global $wgUseGzip;
- if( $wgUseGzip ) {
-
- $m = array();
- if( preg_match(
- '/\bgzip(?:;(q)=([0-9]+(?:\.[0-9]+)))?\b/',
- $_SERVER['HTTP_ACCEPT_ENCODING'],
- $m ) ) {
- if( isset( $m[2] ) && ( $m[1] == 'q' ) && ( $m[2] == 0 ) ) return false;
- wfDebug( " accepts gzip\n" );
- return true;
- }
- }
- return false;
- }
- function wfCheckLimits( $deflimit = 50, $optionname = 'rclimit' ) {
- global $wgRequest;
- return $wgRequest->getLimitOffset( $deflimit, $optionname );
- }
- function wfEscapeWikiText( $text ) {
- $text = str_replace(
- array( '[', '|', ']', '\'', 'ISBN ', 'RFC ', '://', "\n=", '{{' ),
- array( '[', '|', ']', ''', 'ISBN ', 'RFC ', '://', "\n=", '{{' ),
- htmlspecialchars($text) );
- return $text;
- }
- function wfQuotedPrintable( $string, $charset = '' ) {
-
- if( empty( $charset ) ) {
- global $wgInputEncoding;
- $charset = $wgInputEncoding;
- }
- $charset = strtoupper( $charset );
- $charset = str_replace( 'ISO-8859', 'ISO8859', $charset );
- $illegal = '\x00-\x08\x0b\x0c\x0e-\x1f\x7f-\xff=';
- $replace = $illegal . '\t ?_';
- if( !preg_match( "/[$illegal]/", $string ) ) return $string;
- $out = "=?$charset?Q?";
- $out .= preg_replace( "/([$replace])/e", 'sprintf("=%02X",ord("$1"))', $string );
- $out .= '?=';
- return $out;
- }
- function wfTime() {
- return microtime(true);
- }
- function wfSetVar( &$dest, $source ) {
- $temp = $dest;
- if ( !is_null( $source ) ) {
- $dest = $source;
- }
- return $temp;
- }
- function wfSetBit( &$dest, $bit, $state = true ) {
- $temp = (bool)($dest & $bit );
- if ( !is_null( $state ) ) {
- if ( $state ) {
- $dest |= $bit;
- } else {
- $dest &= ~$bit;
- }
- }
- return $temp;
- }
- function wfArrayToCGI( $array1, $array2 = NULL )
- {
- if ( !is_null( $array2 ) ) {
- $array1 = $array1 + $array2;
- }
- $cgi = '';
- foreach ( $array1 as $key => $value ) {
- if ( '' !== $value ) {
- if ( '' != $cgi ) {
- $cgi .= '&';
- }
- if(is_array($value))
- {
- $firstTime = true;
- foreach($value as $v)
- {
- $cgi .= ($firstTime ? '' : '&') .
- urlencode( $key . '[]' ) . '=' .
- urlencode( $v );
- $firstTime = false;
- }
- }
- else
- $cgi .= urlencode( $key ) . '=' .
- urlencode( $value );
- }
- }
- return $cgi;
- }
- function wfCgiToArray( $query ) {
- if( isset( $query[0] ) and $query[0] == '?' ) {
- $query = substr( $query, 1 );
- }
- $bits = explode( '&', $query );
- $ret = array();
- foreach( $bits as $bit ) {
- if( $bit === '' ) {
- continue;
- }
- list( $key, $value ) = explode( '=', $bit );
- $key = urldecode( $key );
- $value = urldecode( $value );
- $ret[$key] = $value;
- }
- return $ret;
- }
- function wfAppendQuery( $url, $query ) {
- if( $query != '' ) {
- if( false === strpos( $url, '?' ) ) {
- $url .= '?';
- } else {
- $url .= '&';
- }
- $url .= $query;
- }
- return $url;
- }
- function wfExpandUrl( $url ) {
- if( substr( $url, 0, 1 ) == '/' ) {
- global $wgServer;
- return $wgServer . $url;
- } else {
- return $url;
- }
- }
- function wfPurgeSquidServers ($urlArr) {
- SquidUpdate::purge( $urlArr );
- }
- function wfEscapeShellArg( ) {
- wfInitShellLocale();
- $args = func_get_args();
- $first = true;
- $retVal = '';
- foreach ( $args as $arg ) {
- if ( !$first ) {
- $retVal .= ' ';
- } else {
- $first = false;
- }
- if ( wfIsWindows() ) {
-
-
-
- $tokens = preg_split( '/(\\\\*")/', $arg, -1, PREG_SPLIT_DELIM_CAPTURE );
- $arg = '';
- $delim = false;
- foreach ( $tokens as $token ) {
- if ( $delim ) {
- $arg .= str_replace( '\\', '\\\\', substr( $token, 0, -1 ) ) . '\\"';
- } else {
- $arg .= $token;
- }
- $delim = !$delim;
- }
-
-
- $m = array();
- if ( preg_match( '/^(.*?)(\\\\+)$/', $arg, $m ) ) {
- $arg = $m[1] . str_replace( '\\', '\\\\', $m[2] );
- }
-
- $retVal .= '"' . $arg . '"';
- } else {
- $retVal .= escapeshellarg( $arg );
- }
- }
- return $retVal;
- }
- function wfMerge( $old, $mine, $yours, &$result ){
- global $wgDiff3;
-
-
- if( !$wgDiff3 || !file_exists( $wgDiff3 ) ) {
- wfDebug( "diff3 not found\n" );
- return false;
- }
-
- $td = wfTempDir();
- $oldtextFile = fopen( $oldtextName = tempnam( $td, 'merge-old-' ), 'w' );
- $mytextFile = fopen( $mytextName = tempnam( $td, 'merge-mine-' ), 'w' );
- $yourtextFile = fopen( $yourtextName = tempnam( $td, 'merge-your-' ), 'w' );
- fwrite( $oldtextFile, $old ); fclose( $oldtextFile );
- fwrite( $mytextFile, $mine ); fclose( $mytextFile );
- fwrite( $yourtextFile, $yours ); fclose( $yourtextFile );
-
- $cmd = $wgDiff3 . ' -a --overlap-only ' .
- wfEscapeShellArg( $mytextName ) . ' ' .
- wfEscapeShellArg( $oldtextName ) . ' ' .
- wfEscapeShellArg( $yourtextName );
- $handle = popen( $cmd, 'r' );
- if( fgets( $handle, 1024 ) ){
- $conflict = true;
- } else {
- $conflict = false;
- }
- pclose( $handle );
-
- $cmd = $wgDiff3 . ' -a -e --merge ' .
- wfEscapeShellArg( $mytextName, $oldtextName, $yourtextName );
- $handle = popen( $cmd, 'r' );
- $result = '';
- do {
- $data = fread( $handle, 8192 );
- if ( strlen( $data ) == 0 ) {
- break;
- }
- $result .= $data;
- } while ( true );
- pclose( $handle );
- unlink( $mytextName ); unlink( $oldtextName ); unlink( $yourtextName );
- if ( $result === '' && $old !== '' && $conflict == false ) {
- wfDebug( "Unexpected null result from diff3. Command: $cmd\n" );
- $conflict = true;
- }
- return ! $conflict;
- }
- function wfDiff( $before, $after, $params = '-u' ) {
- global $wgDiff;
-
-
- if( !file_exists( $wgDiff ) ){
- wfDebug( "diff executable not found\n" );
- $diffs = new Diff( explode( "\n", $before ), explode( "\n", $after ) );
- $format = new UnifiedDiffFormatter();
- return $format->format( $diffs );
- }
-
- $td = wfTempDir();
- $oldtextFile = fopen( $oldtextName = tempnam( $td, 'merge-old-' ), 'w' );
- $newtextFile = fopen( $newtextName = tempnam( $td, 'merge-your-' ), 'w' );
- fwrite( $oldtextFile, $before ); fclose( $oldtextFile );
- fwrite( $newtextFile, $after ); fclose( $newtextFile );
-
-
- $cmd = "$wgDiff " . $params . ' ' .wfEscapeShellArg( $oldtextName, $newtextName );
-
- $h = popen( $cmd, 'r' );
-
- $diff = '';
-
- do {
- $data = fread( $h, 8192 );
- if ( strlen( $data ) == 0 ) {
- break;
- }
- $diff .= $data;
- } while ( true );
-
-
- pclose( $h );
- unlink( $oldtextName );
- unlink( $newtextName );
-
-
- $diff_lines = explode( "\n", $diff );
- if (strpos( $diff_lines[0], '---' ) === 0) {
- unset($diff_lines[0]);
- }
- if (strpos( $diff_lines[1], '+++' ) === 0) {
- unset($diff_lines[1]);
- }
-
- $diff = implode( "\n", $diff_lines );
-
- return $diff;
- }
- function wfVarDump( $var ) {
- global $wgOut;
- $s = str_replace("\n","<br />\n", var_export( $var, true ) . "\n");
- if ( headers_sent() || !@is_object( $wgOut ) ) {
- print $s;
- } else {
- $wgOut->addHTML( $s );
- }
- }
- function wfHttpError( $code, $label, $desc ) {
- global $wgOut;
- $wgOut->disable();
- header( "HTTP/1.0 $code $label" );
- header( "Status: $code $label" );
- $wgOut->sendCacheControl();
- header( 'Content-type: text/html; charset=utf-8' );
- print "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">".
- "<html><head><title>" .
- htmlspecialchars( $label ) .
- "</title></head><body><h1>" .
- htmlspecialchars( $label ) .
- "</h1><p>" .
- nl2br( htmlspecialchars( $desc ) ) .
- "</p></body></html>\n";
- }
- function wfResetOutputBuffers( $resetGzipEncoding=true ) {
- if( $resetGzipEncoding ) {
-
-
- global $wgDisableOutputCompression;
- $wgDisableOutputCompression = true;
- }
- while( $status = ob_get_status() ) {
- if( $status['type'] == 0 ) {
-
-
-
-
-
- break;
- }
- if( !ob_end_clean() ) {
-
-
- break;
- }
- if( $resetGzipEncoding ) {
- if( $status['name'] == 'ob_gzhandler' ) {
-
-
- header( 'Content-Encoding:' );
- break;
- }
- }
- }
- }
- function wfClearOutputBuffers() {
- wfResetOutputBuffers( false );
- }
- function wfAcceptToPrefs( $accept, $def = '*/*' ) {
-
- if( !$accept ) {
- return array( $def => 1.0 );
- }
- $prefs = array();
- $parts = explode( ',', $accept );
- foreach( $parts as $part ) {
-
- @list( $value, $qpart ) = explode( ';', trim( $part ) );
- $match = array();
- if( !isset( $qpart ) ) {
- $prefs[$value] = 1.0;
- } elseif( preg_match( '/q\s*=\s*(\d*\.\d+)/', $qpart, $match ) ) {
- $prefs[$value] = floatval($match[1]);
- }
- }
- return $prefs;
- }
- function mimeTypeMatch( $type, $avail ) {
- if( array_key_exists($type, $avail) ) {
- return $type;
- } else {
- $parts = explode( '/', $type );
- if( array_key_exists( $parts[0] . '/*', $avail ) ) {
- return $parts[0] . '/*';
- } elseif( array_key_exists( '*/*', $avail ) ) {
- return '*/*';
- } else {
- return NULL;
- }
- }
- }
- function wfNegotiateType( $cprefs, $sprefs ) {
- $combine = array();
- foreach( array_keys($sprefs) as $type ) {
- $parts = explode( '/', $type );
- if( $parts[1] != '*' ) {
- $ckey = mimeTypeMatch( $type, $cprefs );
- if( $ckey ) {
- $combine[$type] = $sprefs[$type] * $cprefs[$ckey];
- }
- }
- }
- foreach( array_keys( $cprefs ) as $type ) {
- $parts = explode( '/', $type );
- if( $parts[1] != '*' && !array_key_exists( $type, $sprefs ) ) {
- $skey = mimeTypeMatch( $type, $sprefs );
- if( $skey ) {
- $combine[$type] = $sprefs[$skey] * $cprefs[$type];
- }
- }
- }
- $bestq = 0;
- $besttype = NULL;
- foreach( array_keys( $combine ) as $type ) {
- if( $combine[$type] > $bestq ) {
- $besttype = $type;
- $bestq = $combine[$type];
- }
- }
- return $besttype;
- }
- function wfArrayLookup( $a, $b ) {
- return array_flip( array_intersect( array_flip( $a ), array_keys( $b ) ) );
- }
- function wfTimestampNow() {
-
- return wfTimestamp( TS_MW, time() );
- }
- function wfSuppressWarnings( $end = false ) {
- static $suppressCount = 0;
- static $originalLevel = false;
- if ( $end ) {
- if ( $suppressCount ) {
- --$suppressCount;
- if ( !$suppressCount ) {
- error_reporting( $originalLevel );
- }
- }
- } else {
- if ( !$suppressCount ) {
- $originalLevel = error_reporting( E_ALL & ~( E_WARNING | E_NOTICE ) );
- }
- ++$suppressCount;
- }
- }
- function wfRestoreWarnings() {
- wfSuppressWarnings( true );
- }
- define('TS_UNIX', 0);
- define('TS_MW', 1);
- define('TS_DB', 2);
- define('TS_RFC2822', 3);
- define('TS_ISO_8601', 4);
- define('TS_EXIF', 5);
- define('TS_ORACLE', 6);
- define('TS_POSTGRES', 7);
- define('TS_DB2', 8);
- function wfTimestamp($outputtype=TS_UNIX,$ts=0) {
- $uts = 0;
- $da = array();
- if ($ts==0) {
- $uts=time();
- } elseif (preg_match('/^(\d{4})\-(\d\d)\-(\d\d) (\d\d):(\d\d):(\d\d)$/D',$ts,$da)) {
-
- } elseif (preg_match('/^(\d{4}):(\d\d):(\d\d) (\d\d):(\d\d):(\d\d)$/D',$ts,$da)) {
-
- } elseif (preg_match('/^(\d{4})(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)$/D',$ts,$da)) {
-
- } elseif (preg_match('/^\d{1,13}$/D',$ts)) {
-
- $uts = $ts;
- } elseif (preg_match('/^\d{1,2}-...-\d\d(?:\d\d)? \d\d\.\d\d\.\d\d/', $ts)) {
-
- $uts = strtotime(preg_replace('/(\d\d)\.(\d\d)\.(\d\d)(\.(\d+))?/', "$1:$2:$3",
- str_replace("+00:00", "UTC", $ts)));
- } elseif (preg_match('/^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})(?:\.*\d*)?Z$/', $ts, $da)) {
-
- } elseif (preg_match('/^(\d{4})\-(\d\d)\-(\d\d) (\d\d):(\d\d):(\d\d)\.*\d*[\+\- ](\d\d)$/',$ts,$da)) {
-
- } elseif (preg_match('/^(\d{4})\-(\d\d)\-(\d\d) (\d\d):(\d\d):(\d\d)\.*\d* GMT$/',$ts,$da)) {
-
- } else {
-
- wfDebug("wfTimestamp() fed bogus time value: $outputtype; $ts\n");
- $uts = 0;
- }
- if (count( $da ) ) {
-
-
- $uts=gmmktime((int)$da[4],(int)$da[5],(int)$da[6],
- (int)$da[2],(int)$da[3],(int)$da[1]);
- }
- switch($outputtype) {
- case TS_UNIX:
- return $uts;
- case TS_MW:
- return gmdate( 'YmdHis', $uts );
- case TS_DB:
- return gmdate( 'Y-m-d H:i:s', $uts );
- case TS_ISO_8601:
- return gmdate( 'Y-m-d\TH:i:s\Z', $uts );
-
- case TS_EXIF:
- return gmdate( 'Y:m:d H:i:s', $uts );
- case TS_RFC2822:
- return gmdate( 'D, d M Y H:i:s', $uts ) . ' GMT';
- case TS_ORACLE:
- return gmdate( 'd-M-y h.i.s A', $uts) . ' +00:00';
- case TS_POSTGRES:
- return gmdate( 'Y-m-d H:i:s', $uts) . ' GMT';
- case TS_DB2:
- return gmdate( 'Y-m-d H:i:s', $uts);
- default:
- throw new MWException( 'wfTimestamp() called with illegal output type.');
- }
- }
- function wfTimestampOrNull( $outputtype = TS_UNIX, $ts = null ) {
- if( is_null( $ts ) ) {
- return null;
- } else {
- return wfTimestamp( $outputtype, $ts );
- }
- }
- function wfIsWindows() {
- if (substr(php_uname(), 0, 7) == 'Windows') {
- return true;
- } else {
- return false;
- }
- }
- function swap( &$x, &$y ) {
- $z = $x;
- $x = $y;
- $y = $z;
- }
- function wfGetCachedNotice( $name ) {
- global $wgOut, $wgRenderHashAppend, $parserMemc;
- $fname = 'wfGetCachedNotice';
- wfProfileIn( $fname );
- $needParse = false;
- if( $name === 'default' ) {
-
- global $wgSiteNotice;
- $notice = $wgSiteNotice;
- if( empty( $notice ) ) {
- wfProfileOut( $fname );
- return false;
- }
- } else {
- $notice = wfMsgForContentNoTrans( $name );
- if( wfEmptyMsg( $name, $notice ) || $notice == '-' ) {
- wfProfileOut( $fname );
- return( false );
- }
- }
-
- $key = wfMemcKey( $name . $wgRenderHashAppend );
- $cachedNotice = $parserMemc->get( $key );
- if( is_array( $cachedNotice ) ) {
- if( md5( $notice ) == $cachedNotice['hash'] ) {
- $notice = $cachedNotice['html'];
- } else {
- $needParse = true;
- }
- } else {
- $needParse = true;
- }
- if( $needParse ) {
- if( is_object( $wgOut ) ) {
- $parsed = $wgOut->parse( $notice );
- $parserMemc->set( $key, array( 'html' => $parsed, 'hash' => md5( $notice ) ), 600 );
- $notice = $parsed;
- } else {
- wfDebug( 'wfGetCachedNotice called for ' . $name . ' with no $wgOut available'."\n" );
- $notice = '';
- }
- }
- wfProfileOut( $fname );
- return $notice;
- }
- function wfGetNamespaceNotice() {
- global $wgTitle;
-
- if ( !isset( $wgTitle ) || !is_object( $wgTitle ) )
- return "";
- $fname = 'wfGetNamespaceNotice';
- wfProfileIn( $fname );
- $key = "namespacenotice-" . $wgTitle->getNsText();
- $namespaceNotice = wfGetCachedNotice( $key );
- if ( $namespaceNotice && substr ( $namespaceNotice , 0 ,7 ) != "<p><" ) {
- $namespaceNotice = '<div id="namespacebanner">' . $namespaceNotice . "</div>";
- } else {
- $namespaceNotice = "";
- }
- wfProfileOut( $fname );
- return $namespaceNotice;
- }
- function wfGetSiteNotice() {
- global $wgUser, $wgSiteNotice;
- $fname = 'wfGetSiteNotice';
- wfProfileIn( $fname );
- $siteNotice = '';
- if( wfRunHooks( 'SiteNoticeBefore', array( &$siteNotice ) ) ) {
- if( is_object( $wgUser ) && $wgUser->isLoggedIn() ) {
- $siteNotice = wfGetCachedNotice( 'sitenotice' );
- } else {
- $anonNotice = wfGetCachedNotice( 'anonnotice' );
- if( !$anonNotice ) {
- $siteNotice = wfGetCachedNotice( 'sitenotice' );
- } else {
- $siteNotice = $anonNotice;
- }
- }
- if( !$siteNotice ) {
- $siteNotice = wfGetCachedNotice( 'default' );
- }
- }
- wfRunHooks( 'SiteNoticeAfter', array( &$siteNotice ) );
- wfProfileOut( $fname );
- return $siteNotice;
- }
- function &wfGetMimeMagic() {
- return MimeMagic::singleton();
- }
- function wfTempDir() {
- foreach( array( 'TMPDIR', 'TMP', 'TEMP' ) as $var ) {
- $tmp = getenv( $var );
- if( $tmp && file_exists( $tmp ) && is_dir( $tmp ) && is_writable( $tmp ) ) {
- return $tmp;
- }
- }
-
- return '/tmp';
- }
- function wfMkdirParents( $dir, $mode = null, $caller = null ) {
- global $wgDirectoryMode;
- if ( !is_null( $caller ) ) {
- wfDebug( "$caller: called wfMkdirParents($dir)" );
- }
- if( strval( $dir ) === '' || file_exists( $dir ) )
- return true;
- if ( is_null( $mode ) )
- $mode = $wgDirectoryMode;
- return mkdir( $dir, $mode, true );
- }
- function wfIncrStats( $key ) {
- global $wgStatsMethod;
- if( $wgStatsMethod == 'udp' ) {
- global $wgUDPProfilerHost, $wgUDPProfilerPort, $wgDBname;
- static $socket;
- if (!$socket) {
- $socket=socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
- $statline="stats/{$wgDBname} - 1 1 1 1 1 -total\n";
- socket_sendto($socket,$statline,strlen($statline),0,$wgUDPProfilerHost,$wgUDPProfilerPort);
- }
- $statline="stats/{$wgDBname} - 1 1 1 1 1 {$key}\n";
- @socket_sendto($socket,$statline,strlen($statline),0,$wgUDPProfilerHost,$wgUDPProfilerPort);
- } elseif( $wgStatsMethod == 'cache' ) {
- global $wgMemc;
- $key = wfMemcKey( 'stats', $key );
- if ( is_null( $wgMemc->incr( $key ) ) ) {
- $wgMemc->add( $key, 1 );
- }
- } else {
-
- }
- }
- function wfPercent( $nr, $acc = 2, $round = true ) {
- $ret = sprintf( "%.${acc}f", $nr );
- return $round ? round( $ret, $acc ) . '%' : "$ret%";
- }
- function wfEncryptPassword( $userid, $password ) {
- wfDeprecated(__FUNCTION__);
-
- return User::oldCrypt($password, $userid);
- }
- function wfAppendToArrayIfNotDefault( $key, $value, $default, &$changed ) {
- if ( is_null( $changed ) ) {
- throw new MWException('GlobalFunctions::wfAppendToArrayIfNotDefault got null');
- }
- if ( $default[$key] !== $value ) {
- $changed[$key] = $value;
- }
- }
- function wfEmptyMsg( $msg, $wfMsgOut ) {
- return $wfMsgOut === htmlspecialchars( "<$msg>" );
- }
- function in_string( $needle, $str ) {
- return strpos( $str, $needle ) !== false;
- }
- function wfSpecialList( $page, $details ) {
- global $wgContLang;
- $details = $details ? ' ' . $wgContLang->getDirMark() . "($details)" : "";
- return $page . $details;
- }
- function wfUrlProtocols() {
- global $wgUrlProtocols;
-
-
- if ( is_array( $wgUrlProtocols ) ) {
- $protocols = array();
- foreach ($wgUrlProtocols as $protocol)
- $protocols[] = preg_quote( $protocol, '/' );
- return implode( '|', $protocols );
- } else {
- return $wgUrlProtocols;
- }
- }
- function wfIniGetBool( $setting ) {
- $val = ini_get( $setting );
-
- return strtolower( $val ) == 'on'
- || strtolower( $val ) == 'true'
- || strtolower( $val ) == 'yes'
- || preg_match( "/^\s*[+-]?0*[1-9]/", $val );
- }
- function wfShellExec( $cmd, &$retval=null ) {
- global $IP, $wgMaxShellMemory, $wgMaxShellFileSize, $wgMaxShellTime;
- static $disabled;
- if ( is_null( $disabled ) ) {
- $disabled = false;
- if( wfIniGetBool( 'safe_mode' ) ) {
- wfDebug( "wfShellExec can't run in safe_mode, PHP's exec functions are too broken.\n" );
- $disabled = true;
- }
- $functions = explode( ',', ini_get( 'disable_functions' ) );
- $functions = array_map( 'trim', $functions );
- $functions = array_map( 'strtolower', $functions );
- if ( in_array( 'passthru', $functions ) ) {
- wfDebug( "passthru is in disabled_functions\n" );
- $disabled = true;
- }
- }
- if ( $disabled ) {
- $retval = 1;
- return "Unable to run external programs in safe mode.";
- }
- wfInitShellLocale();
- if ( php_uname( 's' ) == 'Linux' ) {
- $time = intval( $wgMaxShellTime );
- $mem = intval( $wgMaxShellMemory );
- $filesize = intval( $wgMaxShellFileSize );
- if ( $time > 0 && $mem > 0 ) {
- $script = "$IP/bin/ulimit4.sh";
- if ( is_executable( $script ) ) {
- $cmd = escapeshellarg( $script ) . " $time $mem $filesize " . escapeshellarg( $cmd );
- }
- }
- } elseif ( php_uname( 's' ) == 'Windows NT' ) {
-
-
- $cmd = '"' . $cmd . '"';
- }
- wfDebug( "wfShellExec: $cmd\n" );
- $retval = 1;
- ob_start();
- passthru( $cmd, $retval );
- $output = ob_get_contents();
- ob_end_clean();
- if ( $retval == 127 ) {
- wfDebugLog( 'exec', "Possibly missing executable file: $cmd\n" );
- }
- return $output;
- }
- function wfInitShellLocale() {
- static $done = false;
- if ( $done ) return;
- $done = true;
- global $wgShellLocale;
- if ( !wfIniGetBool( 'safe_mode' ) ) {
- putenv( "LC_CTYPE=$wgShellLocale" );
- setlocale( LC_CTYPE, $wgShellLocale );
- }
- }
- function wfUsePHP( $req_ver ) {
- $php_ver = PHP_VERSION;
- if ( version_compare( $php_ver, (string)$req_ver, '<' ) )
- throw new MWException( "PHP $req_ver required--this is only $php_ver" );
- }
- function wfUseMW( $req_ver ) {
- global $wgVersion;
- if ( version_compare( $wgVersion, (string)$req_ver, '<' ) )
- throw new MWException( "MediaWiki $req_ver required--this is only $wgVersion" );
- }
- function wfRegexReplacement( $string ) {
- return StringUtils::escapeRegexReplacement( $string );
- }
- function wfBaseName( $path, $suffix='' ) {
- $encSuffix = ($suffix == '')
- ? ''
- : ( '(?:' . preg_quote( $suffix, '#' ) . ')?' );
- $matches = array();
- if( preg_match( "#([^/\\\\]*?){$encSuffix}[/\\\\]*$#", $path, $matches ) ) {
- return $matches[1];
- } else {
- return '';
- }
- }
- function wfRelativePath( $path, $from ) {
-
- $path = str_replace( '/', DIRECTORY_SEPARATOR, $path );
- $from = str_replace( '/', DIRECTORY_SEPARATOR, $from );
-
- $path = rtrim( $path, DIRECTORY_SEPARATOR );
- $from = rtrim( $from, DIRECTORY_SEPARATOR );
- $pieces = explode( DIRECTORY_SEPARATOR, dirname( $path ) );
- $against = explode( DIRECTORY_SEPARATOR, $from );
- if( $pieces[0] !== $against[0] ) {
-
-
- return $path;
- }
-
- while( count( $pieces ) && count( $against )
- && $pieces[0] == $against[0] ) {
- array_shift( $pieces );
- array_shift( $against );
- }
-
- while( count( $against ) ) {
- array_unshift( $pieces, '..' );
- array_shift( $against );
- }
- array_push( $pieces, wfBaseName( $path ) );
- return implode( DIRECTORY_SEPARATOR, $pieces );
- }
- function wfArrayMerge( $array1 ) {
- $args = func_get_args();
- $args = array_reverse( $args, true );
- $out = array();
- foreach ( $args as $arg ) {
- $out += $arg;
- }
- return $out;
- }
- function wfMergeErrorArrays() {
- $args = func_get_args();
- $out = array();
- foreach ( $args as $errors ) {
- foreach ( $errors as $params ) {
- $spec = implode( "\t", $params );
- $out[$spec] = $params;
- }
- }
- return array_values( $out );
- }
- function wfParseUrl( $url ) {
- global $wgUrlProtocols;
- wfSuppressWarnings();
- $bits = parse_url( $url );
- wfRestoreWarnings();
- if ( !$bits ) {
- return false;
- }
-
- if ( in_array( $bits['scheme'] . '://', $wgUrlProtocols ) ) {
- $bits['delimiter'] = '://';
- } elseif ( in_array( $bits['scheme'] . ':', $wgUrlProtocols ) ) {
- $bits['delimiter'] = ':';
-
-
- if ( isset ( $bits['path'] ) ) {
- $bits['host'] = $bits['path'];
- $bits['path'] = '';
- }
- } else {
- return false;
- }
- return $bits;
- }
- function wfMakeUrlIndex( $url ) {
- $bits = wfParseUrl( $url );
-
-
- if ( $bits['scheme'] == 'mailto' ) {
- $mailparts = explode( '@', $bits['host'], 2 );
- if ( count($mailparts) === 2 ) {
- $domainpart = strtolower( implode( '.', array_reverse( explode( '.', $mailparts[1] ) ) ) );
- } else {
-
- $domainpart = '';
- }
- $reversedHost = $domainpart . '@' . $mailparts[0];
- } else {
- $reversedHost = strtolower( implode( '.', array_reverse( explode( '.', $bits['host'] ) ) ) );
- }
-
-
- if ( substr( $reversedHost, -1, 1 ) !== '.' ) {
- $reversedHost .= '.';
- }
-
- $prot = $bits['scheme'];
- $index = $prot . $bits['delimiter'] . $reversedHost;
-
- if ( isset( $bits['port'] ) ) $index .= ':' . $bits['port'];
- if ( isset( $bits['path'] ) ) {
- $index .= $bits['path'];
- } else {
- $index .= '/';
- }
- if ( isset( $bits['query'] ) ) $index .= '?' . $bits['query'];
- if ( isset( $bits['fragment'] ) ) $index .= '#' . $bits['fragment'];
- return $index;
- }
- function wfDoUpdates()
- {
- global $wgPostCommitUpdateList, $wgDeferredUpdateList;
- foreach ( $wgDeferredUpdateList as $update ) {
- $update->doUpdate();
- }
- foreach ( $wgPostCommitUpdateList as $update ) {
- $update->doUpdate();
- }
- $wgDeferredUpdateList = array();
- $wgPostCommitUpdateList = array();
- }
- function wfExplodeMarkup( $separator, $text ) {
- return StringUtils::explodeMarkup( $separator, $text );
- }
- function wfBaseConvert( $input, $sourceBase, $destBase, $pad=1, $lowercase=true ) {
- $input = strval( $input );
- if( $sourceBase < 2 ||
- $sourceBase > 36 ||
- $destBase < 2 ||
- $destBase > 36 ||
- $pad < 1 ||
- $sourceBase != intval( $sourceBase ) ||
- $destBase != intval( $destBase ) ||
- $pad != intval( $pad ) ||
- !is_string( $input ) ||
- $input == '' ) {
- return false;
- }
- $digitChars = ( $lowercase ) ? '0123456789abcdefghijklmnopqrstuvwxyz' : '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
- $inDigits = array();
- $outChars = '';
-
- $input = strtolower( $input );
- for( $i = 0; $i < strlen( $input ); $i++ ) {
- $n = strpos( $digitChars, $input{$i} );
- if( $n === false || $n > $sourceBase ) {
- return false;
- }
- $inDigits[] = $n;
- }
-
-
- while( count( $inDigits ) ) {
- $work = 0;
- $workDigits = array();
-
- foreach( $inDigits as $digit ) {
- $work *= $sourceBase;
- $work += $digit;
- if( $work < $destBase ) {
-
- if( count( $workDigits ) ) {
-
-
-
- $workDigits[] = 0;
- }
- } else {
-
- $workDigits[] = intval( $work / $destBase );
-
-
-
- $work = $work % $destBase;
- }
- }
-
-
- $outChars .= $digitChars[$work];
-
- $inDigits = $workDigits;
- }
- while( strlen( $outChars ) < $pad ) {
- $outChars .= '0';
- }
- return strrev( $outChars );
- }
- function wfCreateObject( $name, $p ){
- $p = array_values( $p );
- switch ( count( $p ) ) {
- case 0:
- return new $name;
- case 1:
- return new $name( $p[0] );
- case 2:
- return new $name( $p[0], $p[1] );
- case 3:
- return new $name( $p[0], $p[1], $p[2] );
- case 4:
- return new $name( $p[0], $p[1], $p[2], $p[3] );
- case 5:
- return new $name( $p[0], $p[1], $p[2], $p[3], $p[4] );
- case 6:
- return new $name( $p[0], $p[1], $p[2], $p[3], $p[4], $p[5] );
- default:
- throw new MWException( "Too many arguments to construtor in wfCreateObject" );
- }
- }
- function wfGetHTTP( $url, $timeout = 'default' ) {
- wfDeprecated(__FUNCTION__);
- return Http::get( $url, $timeout );
- }
- function wfIsLocalURL( $url ) {
- wfDeprecated(__FUNCTION__);
- return Http::isLocalURL( $url );
- }
- function wfHttpOnlySafe() {
- global $wgHttpOnlyBlacklist;
- if( !version_compare("5.2", PHP_VERSION, "<") )
- return false;
- if( isset( $_SERVER['HTTP_USER_AGENT'] ) ) {
- foreach( $wgHttpOnlyBlacklist as $regex ) {
- if( preg_match( $regex, $_SERVER['HTTP_USER_AGENT'] ) ) {
- return false;
- }
- }
- }
- return true;
- }
- function wfSetupSession() {
- global $wgSessionsInMemcached, $wgCookiePath, $wgCookieDomain, $wgCookieSecure, $wgCookieHttpOnly;
- if( $wgSessionsInMemcached ) {
- require_once( 'MemcachedSessions.php' );
- } elseif( 'files' != ini_get( 'session.save_handler' ) ) {
-
-
- ini_set ( 'session.save_handler', 'files' );
- }
- $httpOnlySafe = wfHttpOnlySafe();
- wfDebugLog( 'cookie',
- 'session_set_cookie_params: "' . implode( '", "',
- array(
- 0,
- $wgCookiePath,
- $wgCookieDomain,
- $wgCookieSecure,
- $httpOnlySafe && $wgCookieHttpOnly ) ) . '"' );
- if( $httpOnlySafe && $wgCookieHttpOnly ) {
- session_set_cookie_params( 0, $wgCookiePath, $wgCookieDomain, $wgCookieSecure, $wgCookieHttpOnly );
- } else {
-
- session_set_cookie_params( 0, $wgCookiePath, $wgCookieDomain, $wgCookieSecure );
- }
- session_cache_limiter( 'private, must-revalidate' );
- wfSuppressWarnings();
- session_start();
- wfRestoreWarnings();
- }
- function wfGetPrecompiledData( $name ) {
- global $IP;
- $file = "$IP/serialized/$name";
- if ( file_exists( $file ) ) {
- $blob = file_get_contents( $file );
- if ( $blob ) {
- return unserialize( $blob );
- }
- }
- return false;
- }
- function wfGetCaller( $level = 2 ) {
- $backtrace = wfDebugBacktrace();
- if ( isset( $backtrace[$level] ) ) {
- return wfFormatStackFrame($backtrace[$level]);
- } else {
- $caller = 'unknown';
- }
- return $caller;
- }
- function wfGetAllCallers() {
- return implode('/', array_map('wfFormatStackFrame',array_reverse(wfDebugBacktrace())));
- }
- function wfFormatStackFrame($frame) {
- return isset( $frame["class"] )?
- $frame["class"]."::".$frame["function"]:
- $frame["function"];
- }
- function wfMemcKey( ) {
- $args = func_get_args();
- $key = wfWikiID() . ':' . implode( ':', $args );
- return $key;
- }
- function wfForeignMemcKey( $db, $prefix ) {
- $args = array_slice( func_get_args(), 2 );
- if ( $prefix ) {
- $key = "$db-$prefix:" . implode( ':', $args );
- } else {
- $key = $db . ':' . implode( ':', $args );
- }
- return $key;
- }
- function wfWikiID( $db = null ) {
- if( $db instanceof Database ) {
- return $db->getWikiID();
- } else {
- global $wgDBprefix, $wgDBname;
- if ( $wgDBprefix ) {
- return "$wgDBname-$wgDBprefix";
- } else {
- return $wgDBname;
- }
- }
- }
- function wfSplitWikiID( $wiki ) {
- $bits = explode( '-', $wiki, 2 );
- if ( count( $bits ) < 2 ) {
- $bits[] = '';
- }
- return $bits;
- }
- function &wfGetDB( $db, $groups = array(), $wiki = false ) {
- return wfGetLB( $wiki )->getConnection( $db, $groups, $wiki );
- }
- function wfGetLB( $wiki = false ) {
- return wfGetLBFactory()->getMainLB( $wiki );
- }
- function &wfGetLBFactory() {
- return LBFactory::singleton();
- }
- function wfFindFile( $title, $time = false, $flags = 0, $bypass = false ) {
- if( !$time && !$flags && !$bypass ) {
- return FileCache::singleton()->findFile( $title );
- } else {
- return RepoGroup::singleton()->findFile( $title, $time, $flags );
- }
- }
- function wfLocalFile( $title ) {
- return RepoGroup::singleton()->getLocalRepo()->newFile( $title );
- }
- function wfQueriesMustScale() {
- global $wgMiserMode;
- return $wgMiserMode
- || ( SiteStats::pages() > 100000
- && SiteStats::edits() > 1000000
- && SiteStats::users() > 10000 );
- }
- function wfScript( $script = 'index' ) {
- global $wgScriptPath, $wgScriptExtension;
- return "{$wgScriptPath}/{$script}{$wgScriptExtension}";
- }
- function wfBoolToStr( $value ) {
- return $value ? 'true' : 'false';
- }
- function wfLoadExtensionMessages( $extensionName, $langcode = false ) {
- global $wgExtensionMessagesFiles, $wgMessageCache, $wgLang, $wgContLang;
-
- static $loaded = array();
- if( !array_key_exists( $extensionName, $loaded ) ) {
- $loaded[$extensionName] = array();
- }
- if ( !isset($wgExtensionMessagesFiles[$extensionName]) ) {
- throw new MWException( "Messages file for extensions $extensionName is not defined" );
- }
- if( !$langcode && !array_key_exists( '*', $loaded[$extensionName] ) ) {
-
- $wgMessageCache->loadMessagesFile( $wgExtensionMessagesFiles[$extensionName], false );
-
- $loaded[$extensionName]['en'] = true;
- $loaded[$extensionName][$wgLang->getCode()] = true;
- $loaded[$extensionName][$wgContLang->getCode()] = true;
-
- $loaded[$extensionName]['*'] = true;
- } elseif( is_string( $langcode ) && !array_key_exists( $langcode, $loaded[$extensionName] ) ) {
-
- $wgMessageCache->loadMessagesFile( $wgExtensionMessagesFiles[$extensionName], $langcode );
-
- $loaded[$extensionName][$langcode] = true;
- }
- }
- function wfGetNull() {
- return wfIsWindows()
- ? 'NUL'
- : '/dev/null';
- }
- function wfMaxlagError( $host, $lag, $maxLag ) {
- global $wgShowHostnames;
- header( 'HTTP/1.1 503 Service Unavailable' );
- header( 'Retry-After: ' . max( intval( $maxLag ), 5 ) );
- header( 'X-Database-Lag: ' . intval( $lag ) );
- header( 'Content-Type: text/plain' );
- if( $wgShowHostnames ) {
- echo "Waiting for $host: $lag seconds lagged\n";
- } else {
- echo "Waiting for a database server: $lag seconds lagged\n";
- }
- }
- function wfDeprecated( $function ) {
- global $wgDebugLogFile;
- if ( !$wgDebugLogFile ) {
- return;
- }
- $callers = wfDebugBacktrace();
- if( isset( $callers[2] ) ){
- $callerfunc = $callers[2];
- $callerfile = $callers[1];
- if( isset( $callerfile['file'] ) && isset( $callerfile['line'] ) ){
- $file = $callerfile['file'] . ' at line ' . $callerfile['line'];
- } else {
- $file = '(internal function)';
- }
- $func = '';
- if( isset( $callerfunc['class'] ) )
- $func .= $callerfunc['class'] . '::';
- $func .= @$callerfunc['function'];
- $msg = "Use of $function is deprecated. Called from $func in $file";
- } else {
- $msg = "Use of $function is deprecated.";
- }
- wfDebug( "$msg\n" );
- }
- function wfWaitForSlaves( $maxLag ) {
- if( $maxLag ) {
- $lb = wfGetLB();
- list( $host, $lag ) = $lb->getMaxLag();
- while( $lag > $maxLag ) {
- $name = @gethostbyaddr( $host );
- if( $name !== false ) {
- $host = $name;
- }
- print "Waiting for $host (lagged $lag seconds)...\n";
- sleep($maxLag);
- list( $host, $lag ) = $lb->getMaxLag();
- }
- }
- }
- function wfOut( $s ) {
- static $lineStarted = false;
- global $wgCommandLineMode;
- if ( $wgCommandLineMode && !defined( 'MEDIAWIKI_INSTALL' ) ) {
- echo $s;
- } else {
- echo htmlspecialchars( $s );
- }
- flush();
- }
- function wfGenerateToken( $salt = '' ) {
- $salt = serialize($salt);
- return md5( mt_rand( 0, 0x7fffffff ) . $salt );
- }
- function wfStripIllegalFilenameChars( $name ) {
- $name = wfBaseName( $name );
- $name = preg_replace ( "/[^".Title::legalChars()."]|:/", '-', $name );
- return $name;
- }
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