<?php
+if ( !defined( 'MEDIAWIKI' ) ) {
+ die( "This file is part of MediaWiki, it is not a valid entry point" );
+}
+
/**
* Global functions used everywhere
- * @package MediaWiki
*/
/**
$wgTotalEdits = -1;
-require_once( 'LogPage.php' );
-require_once( 'normal/UtfNormalUtil.php' );
-require_once( 'XmlFunctions.php' );
+require_once dirname(__FILE__) . '/LogPage.php';
+require_once dirname(__FILE__) . '/normal/UtfNormalUtil.php';
+require_once dirname(__FILE__) . '/XmlFunctions.php';
/**
* Compatibility functions
}
}
+if ( !function_exists( 'mb_strlen' ) ) {
+ /**
+ * Fallback implementation of mb_strlen, hardcoded to UTF-8.
+ * @param string $str
+ * @param string $enc optional encoding; ignored
+ * @return int
+ */
+ function mb_strlen( $str, $enc="" ) {
+ $counts = count_chars( $str );
+ $total = 0;
+
+ // Count ASCII bytes
+ for( $i = 0; $i < 0x80; $i++ ) {
+ $total += $counts[$i];
+ }
+
+ // Count multibyte sequence heads
+ for( $i = 0xc0; $i < 0xff; $i++ ) {
+ $total += $counts[$i];
+ }
+ return $total;
+ }
+}
+
if ( !function_exists( 'array_diff_key' ) ) {
/**
* Exists in PHP 5.1.0+
# Strip unprintables; they can switch terminal modes when binary data
# gets dumped, which is pretty annoying.
$text = preg_replace( '![\x00-\x08\x0b\x0c\x0e-\x1f]!', ' ', $text );
- @error_log( $text, 3, $wgDebugLogFile );
+ wfErrorLog( $text, $wgDebugLogFile );
}
}
if( isset( $wgDebugLogGroups[$logGroup] ) ) {
$time = wfTimestamp( TS_DB );
$wiki = wfWikiID();
- @error_log( "$time $wiki: $text", 3, $wgDebugLogGroups[$logGroup] );
+ wfErrorLog( "$time $wiki: $text", $wgDebugLogGroups[$logGroup] );
} else if ( $public === true ) {
wfDebug( $text, true );
}
* @param $text String: database error message.
*/
function wfLogDBError( $text ) {
- global $wgDBerrorLog;
+ global $wgDBerrorLog, $wgDBname;
if ( $wgDBerrorLog ) {
$host = trim(`hostname`);
- $text = date('D M j G:i:s T Y') . "\t$host\t".$text;
- error_log( $text, 3, $wgDBerrorLog );
+ $text = date('D M j G:i:s T Y') . "\t$host\t$wgDBname\t$text";
+ wfErrorLog( $text, $wgDBerrorLog );
}
}
+/**
+ * Log to a file without getting "file size exceeded" signals
+ */
+function wfErrorLog( $text, $file ) {
+ # Temp: add unique request prefix
+ static $prefix;
+ if ( !isset( $prefix ) ) {
+ $prefix = chr( mt_rand( 33, 126 ) ) . chr( mt_rand( 33, 126 ) ) . chr( mt_rand( 33, 126 ) ) . '| ';
+ }
+ $text = $prefix . $text;
+
+ wfSuppressWarnings();
+ $exists = file_exists( $file );
+ $size = $exists ? filesize( $file ) : false;
+ if ( !$exists || ( $size !== false && $size + strlen( $text ) < 0x7fffffff ) ) {
+ error_log( $text, 3, $file );
+ }
+ wfRestoreWarnings();
+}
+
/**
* @todo document
*/
gmdate( 'YmdHis' ), $elapsed,
urldecode( $wgRequest->getRequestURL() . $forward ) );
if ( '' != $wgDebugLogFile && ( $wgRequest->getVal('action') != 'raw' || $wgDebugRawPage ) ) {
- error_log( $log . $prof, 3, $wgDebugLogFile );
+ wfErrorLog( $log . $prof, $wgDebugLogFile );
}
}
}
* @param $key String:
*/
function wfMsgWeirdKey ( $key ) {
- $subsource = str_replace ( ' ' , '_' , $key ) ;
- $source = wfMsgForContentNoTrans( $subsource ) ;
- if ( wfEmptyMsg( $subsource, $source) ) {
- # Try again with first char lower case
- $subsource = strtolower ( substr ( $subsource , 0 , 1 ) ) . substr ( $subsource , 1 ) ;
- $source = wfMsgForContentNoTrans( $subsource ) ;
- }
- if ( wfEmptyMsg( $subsource, $source ) ) {
- # Didn't work either, return blank text
- $source = "" ;
- }
- return $source ;
+ $source = wfMsgGetKey( $key, false, true, false );
+ if ( wfEmptyMsg( $key, $source ) )
+ return "";
+ else
+ return $source;
}
/**
function wfMsgGetKey( $key, $useDB, $forContent = false, $transform = true ) {
global $wgParser, $wgContLang, $wgMessageCache, $wgLang;
+ /* <Vyznev> btw, is all that code in wfMsgGetKey() that check
+ * if the message cache exists of not really necessary, or is
+ * it just paranoia?
+ * <TimStarling> Vyznev: it's probably not necessary
+ * <TimStarling> I think I wrote it in an attempt to report DB
+ * connection errors properly
+ * <TimStarling> but eventually we gave up on using the
+ * message cache for that and just hard-coded the strings
+ * <TimStarling> it may have other uses, it's not mere paranoia
+ */
+
if ( is_object( $wgMessageCache ) )
$transstat = $wgMessageCache->getTransform();
$lang = &$wgLang;
}
- wfSuppressWarnings();
+ # MessageCache::get() does this already, Language::getMessage() doesn't
+ # ISSUE: Should we try to handle "message/lang" here too?
+ $key = str_replace( ' ' , '_' , $wgContLang->lcfirst( $key ) );
+ wfSuppressWarnings();
if( is_object( $lang ) ) {
$message = $lang->getMessage( $key );
} else {
$message = false;
}
wfRestoreWarnings();
- if($message === false)
- $message = Language::getMessage($key);
+
if ( $transform && strstr( $message, '{{' ) !== false ) {
$message = $wgParser->transformMsg($message, $wgMessageCache->getParserOptions() );
}
* Returns message in the requested format
* @param string $key Key of the message
* @param array $options Processing rules:
- * <i>parse<i>: parses wikitext to html
- * <i>parseinline<i>: parses wikitext to html and removes the surrounding p's added by parser or tidy
- * <i>escape<i>: filters message trough htmlspecialchars
- * <i>replaceafter<i>: parameters are substituted after parsing or escaping
- * <i>parsemag<i>: ??
+ * <i>parse</i>: parses wikitext to html
+ * <i>parseinline</i>: parses wikitext to html and removes the surrounding p's added by parser or tidy
+ * <i>escape</i>: filters message trough htmlspecialchars
+ * <i>replaceafter</i>: parameters are substituted after parsing or escaping
+ * <i>parsemag</i>: transform the message using magic phrases
*/
function wfMsgExt( $key, $options ) {
global $wgOut, $wgParser;
} elseif ( in_array('parseinline', $options) ) {
$string = $wgOut->parse( $string, true, true );
$m = array();
- if( preg_match( "~^<p>(.*)\n?</p>$~", $string, $m ) ) {
+ if( preg_match( '/^<p>(.*)\n?<\/p>$/sU', $string, $m ) ) {
$string = $m[1];
}
} elseif ( in_array('parsemag', $options) ) {
* Just like exit() but makes a note of it.
* Commits open transactions except if the error parameter is set
*
- * @obsolete Please return control to the caller or throw an exception
+ * @deprecated Please return control to the caller or throw an exception
*/
function wfAbruptExit( $error = false ){
global $wgLoadBalancer;
}
/**
- * @obsolete Please return control the caller or throw an exception
+ * @deprecated Please return control the caller or throw an exception
*/
function wfErrorExit() {
wfAbruptExit( true );
* @return string
*/
function wfReportTime() {
- global $wgRequestTime;
+ global $wgRequestTime, $wgShowHostnames;
$now = wfTime();
$elapsed = $now - $wgRequestTime;
- $com = sprintf( "<!-- Served by %s in %01.3f secs. -->",
- wfHostname(), $elapsed );
- return $com;
+ return $wgShowHostnames
+ ? sprintf( "<!-- Served by %s in %01.3f secs. -->", wfHostname(), $elapsed )
+ : sprintf( "<!-- Served in %01.3f secs. -->", $elapsed );
}
/**
*/
function wfShowingResults( $offset, $limit ) {
global $wgLang;
- return wfMsg( 'showingresults', $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ) );
+ return wfMsgExt( 'showingresults', array( 'parseinline' ), $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ) );
}
/**
*/
function wfShowingResultsNum( $offset, $limit, $num ) {
global $wgLang;
- return wfMsg( 'showingresultsnum', $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ), $wgLang->formatNum( $num ) );
+ return wfMsgExt( 'showingresultsnum', array( 'parseinline' ), $wgLang->formatNum( $limit ), $wgLang->formatNum( $offset+1 ), $wgLang->formatNum( $num ) );
}
/**
if ( $po < 0 ) { $po = 0; }
$q = "limit={$limit}&offset={$po}";
if ( '' != $query ) { $q .= '&'.$query; }
- $plink = '<a href="' . $title->escapeLocalUrl( $q ) . "\">{$prev}</a>";
+ $plink = '<a href="' . $title->escapeLocalUrl( $q ) . "\" class=\"mw-prevlink\">{$prev}</a>";
} else { $plink = $prev; }
$no = $offset + $limit;
if ( $atend ) {
$nlink = $next;
} else {
- $nlink = '<a href="' . $title->escapeLocalUrl( $q ) . "\">{$next}</a>";
+ $nlink = '<a href="' . $title->escapeLocalUrl( $q ) . "\" class=\"mw-nextlink\">{$next}</a>";
}
$nums = wfNumLink( $offset, 20, $title, $query ) . ' | ' .
wfNumLink( $offset, 50, $title, $query ) . ' | ' .
$q .= 'limit='.$limit.'&offset='.$offset;
$fmtLimit = $wgLang->formatNum( $limit );
- $s = '<a href="' . $title->escapeLocalUrl( $q ) . "\">{$fmtLimit}</a>";
+ $s = '<a href="' . $title->escapeLocalUrl( $q ) . "\" class=\"mw-numlink\">{$fmtLimit}</a>";
return $s;
}
return $cgi;
}
+/**
+ * Append a query string to an existing URL, which may or may not already
+ * have query string parameters already. If so, they will be combined.
+ *
+ * @param string $url
+ * @param string $query
+ * @return string
+ */
+function wfAppendQuery( $url, $query ) {
+ if( $query != '' ) {
+ if( false === strpos( $url, '?' ) ) {
+ $url .= '?';
+ } else {
+ $url .= '&';
+ }
+ $url .= $query;
+ }
+ return $url;
+}
+
/**
* This is obsolete, use SquidUpdate::purge()
* @deprecated
header( "Status: $code $label" );
$wgOut->sendCacheControl();
- header( 'Content-type: text/html' );
+ header( 'Content-type: text/html; charset=utf-8' );
print "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">".
"<html><head><title>" .
htmlspecialchars( $label ) .
* Note that some PHP configuration options may add output buffer
* layers which cannot be removed; these are left in place.
*
- * @parameter bool $resetGzipEncoding
+ * @param bool $resetGzipEncoding
*/
function wfResetOutputBuffers( $resetGzipEncoding=true ) {
+ if( $resetGzipEncoding ) {
+ // Suppress Content-Encoding and Content-Length
+ // headers from 1.10+s wfOutputHandler
+ global $wgDisableOutputCompression;
+ $wgDisableOutputCompression = true;
+ }
while( $status = ob_get_status() ) {
if( $status['type'] == 0 /* PHP_OUTPUT_HANDLER_INTERNAL */ ) {
// Probably from zlib.output_compression or other
/**
* An Exif timestamp (YYYY:MM:DD HH:MM:SS)
*
- * @url http://exif.org/Exif2-2.PDF The Exif 2.2 spec, see page 28 for the
+ * @see http://exif.org/Exif2-2.PDF The Exif 2.2 spec, see page 28 for the
* DateTime tag and page 36 for the DateTimeOriginal and
* DateTimeDigitized tags.
*/
* Make directory, and make all parent directories if they don't exist
*/
function wfMkdirParents( $fullDir, $mode = 0777 ) {
- if ( strval( $fullDir ) === '' ) {
+ if( strval( $fullDir ) === '' )
return true;
- }
-
- # Go back through the paths to find the first directory that exists
- $currentDir = $fullDir;
- $createList = array();
- while ( strval( $currentDir ) !== '' && !file_exists( $currentDir ) ) {
- # Strip trailing slashes
- $currentDir = rtrim( $currentDir, '/\\' );
-
- # Add to create list
- $createList[] = $currentDir;
-
- # Find next delimiter searching from the end
- $p = max( strrpos( $currentDir, '/' ), strrpos( $currentDir, '\\' ) );
- if ( $p === false ) {
- $currentDir = false;
- } else {
- $currentDir = substr( $currentDir, 0, $p );
- }
- }
-
- if ( count( $createList ) == 0 ) {
- # Directory specified already exists
+ if( file_exists( $fullDir ) )
return true;
- } elseif ( $currentDir === false ) {
- # Went all the way back to root and it apparently doesn't exist
- return false;
- }
-
- # Now go forward creating directories
- $createList = array_reverse( $createList );
- foreach ( $createList as $dir ) {
- # use chmod to override the umask, as suggested by the PHP manual
- if ( !mkdir( $dir, $mode ) || !chmod( $dir, $mode ) ) {
- wfDebugLog( 'mkdir', "Unable to create directory $dir\n" );
- return false;
- }
- }
- return true;
+ return mkdir( str_replace( '/', DIRECTORY_SEPARATOR, $fullDir ), $mode, true );
}
/**
* @return bool
*/
function wfEmptyMsg( $msg, $wfMsgOut ) {
- return $wfMsgOut === "<$msg>";
+ return $wfMsgOut === htmlspecialchars( "<$msg>" );
}
/**
}
if ( php_uname( 's' ) == 'Linux' ) {
- $time = ini_get( 'max_execution_time' );
+ $time = intval( ini_get( 'max_execution_time' ) );
$mem = intval( $wgMaxShellMemory );
$filesize = intval( $wgMaxShellFileSize );
if ( $time > 0 && $mem > 0 ) {
- $script = "$IP/bin/ulimit-tvf.sh";
+ $script = "$IP/bin/ulimit4.sh";
if ( is_executable( $script ) ) {
- $cmd = escapeshellarg( $script ) . " $time $mem $filesize $cmd";
+ $cmd = escapeshellarg( $script ) . " $time $mem $filesize " . escapeshellarg( $cmd );
}
}
} elseif ( php_uname( 's' ) == 'Windows NT' ) {
* We'll consider it so always, as we don't want \s in our Unix paths either.
*
* @param string $path
+ * @param string $suffix to remove if present
* @return string
*/
-function wfBaseName( $path ) {
+function wfBaseName( $path, $suffix='' ) {
+ $encSuffix = ($suffix == '')
+ ? ''
+ : ( '(?:' . preg_quote( $suffix, '#' ) . ')?' );
$matches = array();
- if( preg_match( '#([^/\\\\]*)[/\\\\]*$#', $path, $matches ) ) {
+ if( preg_match( "#([^/\\\\]*?){$encSuffix}[/\\\\]*$#", $path, $matches ) ) {
return $matches[1];
} else {
return '';
* Make a URL index, appropriate for the el_index field of externallinks.
*/
function wfMakeUrlIndex( $url ) {
- wfSuppressWarnings();
+ global $wgUrlProtocols; // Allow all protocols defined in DefaultSettings/LocalSettings.php
$bits = parse_url( $url );
+ wfSuppressWarnings();
wfRestoreWarnings();
- if ( !$bits || $bits['scheme'] !== 'http' ) {
+ if ( !$bits ) {
+ return false;
+ }
+ // most of the protocols are followed by ://, but mailto: and sometimes news: not, check for it
+ $delimiter = '';
+ if ( in_array( $bits['scheme'] . '://' , $wgUrlProtocols ) ) {
+ $delimiter = '://';
+ } elseif ( in_array( $bits['scheme'] .':' , $wgUrlProtocols ) ) {
+ $delimiter = ':';
+ // parse_url detects for news: and mailto: the host part of an url as path
+ // We have to correct this wrong detection
+ if ( isset ( $bits['path'] ) ) {
+ $bits['host'] = $bits['path'];
+ $bits['path'] = '';
+ }
+ } else {
return false;
}
+
// Reverse the labels in the hostname, convert to lower case
- $reversedHost = strtolower( implode( '.', array_reverse( explode( '.', $bits['host'] ) ) ) );
+ // For emails reverse domainpart only
+ if ( $bits['scheme'] == 'mailto' ) {
+ $mailparts = explode( '@', $bits['host'] );
+ $domainpart = strtolower( implode( '.', array_reverse( explode( '.', $mailparts[1] ) ) ) );
+ $reversedHost = $domainpart . '@' . $mailparts[0];
+ } else {
+ $reversedHost = strtolower( implode( '.', array_reverse( explode( '.', $bits['host'] ) ) ) );
+ }
// Add an extra dot to the end
if ( substr( $reversedHost, -1, 1 ) !== '.' ) {
$reversedHost .= '.';
}
// Reconstruct the pseudo-URL
- $index = "http://$reversedHost";
+ $prot = $bits['scheme'];
+ $index = "$prot$delimiter$reversedHost";
// Leave out user and password. Add the port, path, query and fragment
if ( isset( $bits['port'] ) ) $index .= ':' . $bits['port'];
if ( isset( $bits['path'] ) ) {
* @param $sourceBase int 2-36
* @param $destBase int 2-36
* @param $pad int 1 or greater
+ * @param $lowercase bool
* @return string or false on invalid input
*/
-function wfBaseConvert( $input, $sourceBase, $destBase, $pad=1 ) {
+function wfBaseConvert( $input, $sourceBase, $destBase, $pad=1, $lowercase=true ) {
+ $input = strval( $input );
if( $sourceBase < 2 ||
$sourceBase > 36 ||
$destBase < 2 ||
$input == '' ) {
return false;
}
-
- $digitChars = '0123456789abcdefghijklmnopqrstuvwxyz';
+ $digitChars = ( $lowercase ) ? '0123456789abcdefghijklmnopqrstuvwxyz' : '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ';
$inDigits = array();
$outChars = '';
* Initialise php session
*/
function wfSetupSession() {
- global $wgSessionsInMemcached, $wgCookiePath, $wgCookieDomain;
+ global $wgSessionsInMemcached, $wgCookiePath, $wgCookieDomain, $wgCookieSecure;
if( $wgSessionsInMemcached ) {
require_once( 'MemcachedSessions.php' );
} elseif( 'files' != ini_get( 'session.save_handler' ) ) {
# application, it will end up failing. Try to recover.
ini_set ( 'session.save_handler', 'files' );
}
- session_set_cookie_params( 0, $wgCookiePath, $wgCookieDomain );
+ session_set_cookie_params( 0, $wgCookiePath, $wgCookieDomain, $wgCookieSecure);
session_cache_limiter( 'private, must-revalidate' );
+ wfDebug( "Starting session..." );
@session_start();
+ wfDebug( "ok\n" );
}
/**
$ret = $wgLoadBalancer->getConnection( $db, true, $groups );
return $ret;
}
-?>
+
+/**
+ * Find a file.
+ * Shortcut for RepoGroup::singleton()->findFile()
+ * @param mixed $title Title object or string. May be interwiki.
+ * @param mixed $time Requested time for an archived image, or false for the
+ * current version. An image object will be returned which
+ * existed at or before the specified time.
+ * @return File, or false if the file does not exist
+ */
+function wfFindFile( $title, $time = false ) {
+ return RepoGroup::singleton()->findFile( $title, $time );
+}
+
+/**
+ * Get an object referring to a locally registered file.
+ * Returns a valid placeholder object if the file does not exist.
+ */
+function wfLocalFile( $title ) {
+ return RepoGroup::singleton()->getLocalRepo()->newFile( $title );
+}
+
+/**
+ * Should low-performance queries be disabled?
+ *
+ * @return bool
+ */
+function wfQueriesMustScale() {
+ global $wgMiserMode;
+ return $wgMiserMode
+ || ( SiteStats::pages() > 100000
+ && SiteStats::edits() > 1000000
+ && SiteStats::users() > 10000 );
+}
+
+/**
+ * Get the path to a specified script file, respecting file
+ * extensions; this is a wrapper around $wgScriptExtension etc.
+ *
+ * @param string $script Script filename, sans extension
+ * @return string
+ */
+function wfScript( $script = 'index' ) {
+ global $wgScriptPath, $wgScriptExtension;
+ return "{$wgScriptPath}/{$script}{$wgScriptExtension}";
+}
+
+/**
+ * Convenience function converts boolean values into "true"
+ * or "false" (string) values
+ *
+ * @param bool $value
+ * @return string
+ */
+function wfBoolToStr( $value ) {
+ return $value ? 'true' : 'false';
+}