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-rw-r--r--languages/LanguageConverter.php1533
1 files changed, 847 insertions, 686 deletions
diff --git a/languages/LanguageConverter.php b/languages/LanguageConverter.php
index dcfb8bae..75075fee 100644
--- a/languages/LanguageConverter.php
+++ b/languages/LanguageConverter.php
@@ -9,87 +9,84 @@
*/
/**
- * base class for language convert
+ * Base class for language conversion.
* @ingroup Language
*
* @author Zhengzhu Feng <zhengzhu@gmail.com>
* @maintainers fdcn <fdcn64@gmail.com>, shinjiman <shinjiman@gmail.com>, PhiLiP <philip.npc@gmail.com>
*/
class LanguageConverter {
- var $mPreferredVariant='';
var $mMainLanguageCode;
var $mVariants, $mVariantFallbacks, $mVariantNames;
var $mTablesLoaded = false;
var $mTables;
- var $mManualAddTables;
- var $mManualRemoveTables;
var $mNamespaceTables;
- var $mTitleDisplay='';
- var $mDoTitleConvert=true, $mDoContentConvert=true;
- var $mManualLevel; // 'bidirectional' 'unidirectional' 'disable' for each variants
- var $mTitleFromFlag = false;
+ // 'bidirectional' 'unidirectional' 'disable' for each variant
+ var $mManualLevel;
var $mCacheKey;
var $mLangObj;
- var $mMarkup;
var $mFlags;
- var $mDescCodeSep = ':',$mDescVarSep = ';';
+ var $mDescCodeSep = ':', $mDescVarSep = ';';
var $mUcfirst = false;
+ var $mConvRuleTitle = false;
+ var $mURLVariant;
+ var $mUserVariant;
+ var $mHeaderVariant;
+ var $mMaxDepth = 10;
+ var $mVarSeparatorPattern;
const CACHE_VERSION_KEY = 'VERSION 6';
/**
* Constructor
*
- * @param string $maincode the main language code of this language
- * @param array $variants the supported variants of this language
- * @param array $variantfallback the fallback language of each variant
- * @param array $markup array defining the markup used for manual conversion
- * @param array $flags array defining the custom strings that maps to the flags
- * @param array $manualLevel limit for supported variants
- * @public
+ * @param $langobj The Language Object
+ * @param $maincode String: the main language code of this language
+ * @param $variants Array: the supported variants of this language
+ * @param $variantfallbacks Array: the fallback language of each variant
+ * @param $flags Array: defining the custom strings that maps to the flags
+ * @param $manualLevel Array: limit for supported variants
*/
- function __construct($langobj, $maincode,
- $variants=array(),
- $variantfallbacks=array(),
- $markup=array(),
+ public function __construct( $langobj, $maincode,
+ $variants = array(),
+ $variantfallbacks = array(),
$flags = array(),
$manualLevel = array() ) {
$this->mLangObj = $langobj;
$this->mMainLanguageCode = $maincode;
- $this->mVariants = $variants;
+
+ global $wgDisabledVariants;
+ $this->mVariants = array();
+ foreach ( $variants as $variant ) {
+ if ( !in_array( $variant, $wgDisabledVariants ) ) {
+ $this->mVariants[] = $variant;
+ }
+ }
$this->mVariantFallbacks = $variantfallbacks;
global $wgLanguageNames;
$this->mVariantNames = $wgLanguageNames;
$this->mCacheKey = wfMemcKey( 'conversiontables', $maincode );
- $m = array(
- 'begin'=>'-{',
- 'flagsep'=>'|',
- 'unidsep'=>'=>', //for unidirectional conversion
- 'codesep'=>':',
- 'varsep'=>';',
- 'end'=>'}-'
- );
- $this->mMarkup = array_merge($m, $markup);
- $f = array(
+ $f = array(
// 'S' show converted text
// '+' add rules for alltext
// 'E' the gave flags is error
// these flags above are reserved for program
- 'A'=>'A', // add rule for convert code (all text convert)
- 'T'=>'T', // title convert
- 'R'=>'R', // raw content
- 'D'=>'D', // convert description (subclass implement)
- '-'=>'-', // remove convert (not implement)
- 'H'=>'H', // add rule for convert code (but no display in placed code )
- 'N'=>'N' // current variant name
+ 'A' => 'A', // add rule for convert code (all text convert)
+ 'T' => 'T', // title convert
+ 'R' => 'R', // raw content
+ 'D' => 'D', // convert description (subclass implement)
+ '-' => '-', // remove convert (not implement)
+ 'H' => 'H', // add rule for convert code
+ // (but no display in placed code )
+ 'N' => 'N' // current variant name
);
- $this->mFlags = array_merge($f, $flags);
- foreach( $this->mVariants as $v) {
- $this->mManualLevel[$v]=array_key_exists($v,$manualLevel)
- ?$manualLevel[$v]
- :'bidirectional';
- $this->mManualAddTables[$v] = array();
- $this->mManualRemoveTables[$v] = array();
+ $this->mFlags = array_merge( $f, $flags );
+ foreach ( $this->mVariants as $v ) {
+ if ( array_key_exists( $v, $manualLevel ) ) {
+ $this->mManualLevel[$v] = $manualLevel[$v];
+ } else {
+ $this->mManualLevel[$v] = 'bidirectional';
+ }
$this->mNamespaceTables[$v] = array();
$this->mFlags[$v] = $v;
}
@@ -103,108 +100,206 @@ class LanguageConverter {
}
/**
- * in case some variant is not defined in the markup, we need
- * to have some fallback. for example, in zh, normally people
+ * In case some variant is not defined in the markup, we need
+ * to have some fallback. For example, in zh, normally people
* will define zh-hans and zh-hant, but less so for zh-sg or zh-hk.
* when zh-sg is preferred but not defined, we will pick zh-hans
- * in this case. right now this is only used by zh.
+ * in this case. Right now this is only used by zh.
*
- * @param string $v the language code of the variant
- * @return string array the code of the fallback language or false if there is no fallback
+ * @param string $v The language code of the variant
+ * @return string array The code of the fallback language or false if there
+ * is no fallback
* @public
*/
- function getVariantFallbacks($v) {
- if( isset( $this->mVariantFallbacks[$v] ) ) {
+ function getVariantFallbacks( $v ) {
+ if ( isset( $this->mVariantFallbacks[$v] ) ) {
return $this->mVariantFallbacks[$v];
}
return $this->mMainLanguageCode;
}
/**
- * get preferred language variants.
+ * Get the title produced by the conversion rule.
+ * @returns string
+ */
+ function getConvRuleTitle() {
+ return $this->mConvRuleTitle;
+ }
+
+ /**
+ * Get preferred language variants.
* @param boolean $fromUser Get it from $wgUser's preferences
+ * @param boolean $fromHeader Get it from Accept-Language
* @return string the preferred language code
* @public
*/
- function getPreferredVariant( $fromUser = true ) {
- global $wgUser, $wgRequest, $wgVariantArticlePath, $wgDefaultLanguageVariant;
+ function getPreferredVariant( $fromUser = true, $fromHeader = false ) {
+ global $wgDefaultLanguageVariant;
- if($this->mPreferredVariant)
- return $this->mPreferredVariant;
+ $req = $this->getURLVariant();
- // figure out user lang without constructing wgLang to avoid infinite recursion
- if( $fromUser )
- $defaultUserLang = $wgUser->getOption( 'language' );
- else
- $defaultUserLang = $this->mMainLanguageCode;
- $userLang = $wgRequest->getVal( 'uselang', $defaultUserLang );
- // see if interface language is same as content, if not, prevent conversion
- if( ! in_array( $userLang, $this->mVariants ) ){
- $this->mPreferredVariant = $this->mMainLanguageCode; // no conversion
- return $this->mPreferredVariant;
+ if ( $fromUser && !$req ) {
+ $req = $this->getUserVariant();
}
- // see if the preference is set in the request
- $req = $wgRequest->getText( 'variant' );
- if( in_array( $req, $this->mVariants ) ) {
- $this->mPreferredVariant = $req;
+ if ( $fromHeader && !$req ) {
+ $req = $this->getHeaderVariant();
+ }
+
+ if ( $wgDefaultLanguageVariant && !$req ) {
+ $req = $this->validateVariant( $wgDefaultLanguageVariant );
+ }
+
+ // This function, unlike the other get*Variant functions, is
+ // not memoized (i.e. there return value is not cached) since
+ // new information might appear during processing after this
+ // is first called.
+ if ( $req ) {
return $req;
}
+ return $this->mMainLanguageCode;
+ }
- // check the syntax /code/ArticleTitle
- if($wgVariantArticlePath!=false && isset($_SERVER['SCRIPT_NAME'])){
- // Note: SCRIPT_NAME probably won't hold the correct value if PHP is run as CGI
- // (it will hold path to php.cgi binary), and might not exist on some very old PHP installations
- $scriptBase = basename( $_SERVER['SCRIPT_NAME'] );
- if(in_array($scriptBase,$this->mVariants)){
- $this->mPreferredVariant = $scriptBase;
- return $this->mPreferredVariant;
- }
+ /**
+ * Validate the variant
+ * @param string $v the variant to validate
+ * @returns mixed returns the variant if it is valid, null otherwise
+ */
+ function validateVariant( $v = null ) {
+ if ( $v !== null && in_array( $v, $this->mVariants ) ) {
+ return $v;
+ }
+ return null;
+ }
+
+ /**
+ * Get the variant specified in the URL
+ *
+ * @returns mixed variant if one found, false otherwise.
+ */
+ function getURLVariant() {
+ global $wgRequest;
+ $ret = null;
+
+ if ( $this->mURLVariant ) {
+ return $this->mURLVariant;
+ }
+
+ // see if the preference is set in the request
+ $ret = $wgRequest->getText( 'variant' );
+
+ if ( !$ret ) {
+ $ret = $wgRequest->getVal( 'uselang' );
}
+ return $this->mURLVariant = $this->validateVariant( $ret );
+ }
+
+ /**
+ * Determine if the user has a variant set.
+ *
+ * @returns mixed variant if one found, false otherwise.
+ */
+ function getUserVariant() {
+ global $wgUser;
+ $ret = null;
+
+ // memoizing this function wreaks havoc on parserTest.php
+ /* if ( $this->mUserVariant ) { */
+ /* return $this->mUserVariant; */
+ /* } */
+
// get language variant preference from logged in users
- // Don't call this on stub objects because that causes infinite
+ // Don't call this on stub objects because that causes infinite
// recursion during initialisation
- if( $fromUser && $wgUser->isLoggedIn() ) {
- $this->mPreferredVariant = $wgUser->getOption('variant');
- return $this->mPreferredVariant;
- }
-
- // see if default variant is globaly set
- if($wgDefaultLanguageVariant != false && in_array( $wgDefaultLanguageVariant, $this->mVariants )){
- $this->mPreferredVariant = $wgDefaultLanguageVariant;
- return $this->mPreferredVariant;
- }
-
- # FIXME rewrite code for parsing http header. The current code
- # is written specific for detecting zh- variants
- if( !$this->mPreferredVariant ) {
- // see if some supported language variant is set in the
- // http header, but we don't set the mPreferredVariant
- // variable in case this is called before the user's
- // preference is loaded
- $pv=$this->mMainLanguageCode;
- if(array_key_exists('HTTP_ACCEPT_LANGUAGE', $_SERVER)) {
- $header = str_replace( '_', '-', strtolower($_SERVER["HTTP_ACCEPT_LANGUAGE"]));
- $zh = strstr($header, $pv.'-');
- if($zh) {
- $ary = split("[,;]",$zh);
- $pv = $ary[0];
- }
+ if ( $wgUser->isLoggedIn() ) {
+ $ret = $wgUser->getOption( 'variant' );
+ }
+ else {
+ // figure out user lang without constructing wgLang to avoid
+ // infinite recursion
+ $ret = $wgUser->getOption( 'language' );
+ }
+
+ return $this->mUserVariant = $this->validateVariant( $ret );
+ }
+
+
+ /**
+ * Determine the language variant from the Accept-Language header.
+ *
+ * @returns mixed variant if one found, false otherwise.
+ */
+ function getHeaderVariant() {
+ global $wgRequest;
+ $ret = null;
+
+ if ( $this->mHeaderVariant ) {
+ return $this->mHeaderVariant;
+ }
+
+ // see if some supported language variant is set in the
+ // http header.
+
+ $acceptLanguage = $wgRequest->getHeader( 'Accept-Language' );
+ if ( !$acceptLanguage ) {
+ return null;
+ }
+
+ // explode by comma
+ $result = StringUtils::explode( ',', strtolower( $acceptLanguage ) );
+ $languages = array();
+
+ foreach ( $result as $elem ) {
+ // if $elem likes 'zh-cn;q=0.9'
+ if ( ( $posi = strpos( $elem, ';' ) ) !== false ) {
+ // get the real language code likes 'zh-cn'
+ $languages[] = substr( $elem, 0, $posi );
+ } else {
+ $languages[] = $elem;
}
- // don't try to return bad variant
- if(in_array( $pv, $this->mVariants ))
- return $pv;
}
- return $this->mMainLanguageCode;
+ $fallback_languages = array();
+ foreach ( $languages as $language ) {
+ // strip whitespace
+ $language = trim( $language );
+ $this->mHeaderVariant = $this->validateVariant( $language );
+ if ( $this->mHeaderVariant ) {
+ break;
+ }
+
+ // To see if there are fallbacks of current language.
+ // We record these fallback variants, and process
+ // them later.
+ $fallbacks = $this->getVariantFallbacks( $language );
+ if ( is_string( $fallbacks ) ) {
+ $fallback_languages[] = $fallbacks;
+ } elseif ( is_array( $fallbacks ) ) {
+ $fallback_languages =
+ array_merge( $fallback_languages,
+ $fallbacks );
+ }
+ }
+
+ if ( !$this->mHeaderVariant ) {
+ // process fallback languages now
+ $fallback_languages = array_unique( $fallback_languages );
+ foreach ( $fallback_languages as $language ) {
+ $this->mHeaderVariant = $this->validateVariant( $language );
+ if ( $this->mHeaderVariant ) {
+ break;
+ }
+ }
+ }
+ return $this->mHeaderVariant;
}
-
+
/**
- * caption convert, base on preg_replace_callback
+ * Caption convert, base on preg_replace_callback.
*
- * to convert text in "title" or "alt", like '<img alt="text" ... '
+ * To convert text in "title" or "alt", like '<img alt="text" ... '
* or '<span title="text" ... '
*
* @return string like ' alt="yyyy"' or ' title="yyyy"'
@@ -215,31 +310,35 @@ class LanguageConverter {
$title = $matches[1];
$text = $matches[2];
// we convert captions except URL
- if( !strpos( $text, '://' ) )
- $text = $this->translate($text, $toVariant);
+ if ( !strpos( $text, '://' ) ) {
+ $text = $this->translate( $text, $toVariant );
+ }
return " $title=\"$text\"";
}
/**
- * dictionary-based conversion
+ * Dictionary-based conversion.
*
* @param string $text the text to be converted
* @param string $toVariant the target language code
* @return string the converted text
* @private
*/
- function autoConvert($text, $toVariant=false) {
- $fname="LanguageConverter::autoConvert";
+ function autoConvert( $text, $toVariant = false ) {
+ $fname = 'LanguageConverter::autoConvert';
wfProfileIn( $fname );
- if(!$this->mTablesLoaded)
+ if ( !$this->mTablesLoaded ) {
$this->loadTables();
+ }
- if(!$toVariant)
+ if ( !$toVariant ) {
$toVariant = $this->getPreferredVariant();
- if(!in_array($toVariant, $this->mVariants))
- return $text;
+ if ( !$toVariant ) {
+ return $text;
+ }
+ }
/* we convert everything except:
1. html markups (anything between < and >)
@@ -247,10 +346,11 @@ class LanguageConverter {
3. place holders created by the parser
*/
global $wgParser;
- if (isset($wgParser) && $wgParser->UniqPrefix()!=''){
+ if ( isset( $wgParser ) && $wgParser->UniqPrefix() != '' ) {
$marker = '|' . $wgParser->UniqPrefix() . '[\-a-zA-Z0-9]+';
- } else
- $marker = "";
+ } else {
+ $marker = '';
+ }
// this one is needed when the text is inside an html markup
$htmlfix = '|<[^>]+$|^[^<>]*>';
@@ -262,31 +362,49 @@ class LanguageConverter {
// disable conversion of <pre xxxx> ... </pre>
$prefix = '<pre.*?>.*?<\/pre>|';
- $reg = '/'.$codefix . $scriptfix . $prefix . '<[^>]+>|&[a-zA-Z#][a-z0-9]+;' . $marker . $htmlfix . '/s';
-
- $matches = preg_split($reg, $text, -1, PREG_SPLIT_OFFSET_CAPTURE);
-
- $m = array_shift($matches);
-
- $ret = $this->translate($m[0], $toVariant);
- $mstart = $m[1]+strlen($m[0]);
-
- // enable convertsion of '<img alt="xxxx" ... ' or '<span title="xxxx" ... '
- $captionpattern = '/\s(title|alt)\s*=\s*"([\s\S]*?)"/';
- foreach($matches as $m) {
- $mark = substr($text, $mstart, $m[1]-$mstart);
- $mark = preg_replace_callback($captionpattern, array(&$this, 'captionConvert'), $mark);
- $ret .= $mark;
- $ret .= $this->translate($m[0], $toVariant);
- $mstart = $m[1] + strlen($m[0]);
+ $reg = '/' . $codefix . $scriptfix . $prefix .
+ '<[^>]+>|&[a-zA-Z#][a-z0-9]+;' . $marker . $htmlfix . '/s';
+
+ $matches = preg_split( $reg, $text, - 1, PREG_SPLIT_OFFSET_CAPTURE );
+
+ $m = array_shift( $matches );
+
+ $ret = $this->translate( $m[0], $toVariant );
+ $mstart = $m[1] + strlen( $m[0] );
+
+ // enable convertsion of '<img alt="xxxx" ... '
+ // or '<span title="xxxx" ... '
+ $captionpattern = '/\s(title|alt)\s*=\s*"([\s\S]*?)"/';
+
+ $trtext = '';
+ $trtextmark = "\0";
+ $notrtext = array();
+ foreach ( $matches as $m ) {
+ $mark = substr( $text, $mstart, $m[1] - $mstart );
+ $mark = preg_replace_callback( $captionpattern,
+ array( &$this, 'captionConvert' ),
+ $mark );
+ // Let's convert the trtext only once,
+ // it would give us more performance improvement
+ $notrtext[] = $mark;
+ $trtext .= $m[0] . $trtextmark;
+ $mstart = $m[1] + strlen( $m[0] );
+ }
+ $notrtext[] = '';
+ $trtext = $this->translate( $trtext, $toVariant );
+ $trtext = StringUtils::explode( $trtextmark, $trtext );
+ foreach ( $trtext as $t ) {
+ $ret .= array_shift( $notrtext );
+ $ret .= $t;
}
wfProfileOut( $fname );
return $ret;
}
/**
- * Translate a string to a variant
- * Doesn't process markup or do any of that other stuff, for that use convert()
+ * Translate a string to a variant.
+ * Doesn't process markup or do any of that other stuff, for that use
+ * convert().
*
* @param string $text Text to convert
* @param string $variant Variant language code
@@ -295,29 +413,35 @@ class LanguageConverter {
*/
function translate( $text, $variant ) {
wfProfileIn( __METHOD__ );
- if( !$this->mTablesLoaded )
- $this->loadTables();
- $text = $this->mTables[$variant]->replace( $text );
+ // If $text is empty or only includes spaces, do nothing
+ // Otherwise translate it
+ if ( trim( $text ) ) {
+ if ( !$this->mTablesLoaded ) {
+ $this->loadTables();
+ }
+ $text = $this->mTables[$variant]->replace( $text );
+ }
wfProfileOut( __METHOD__ );
return $text;
}
/**
- * convert text to all supported variants
+ * Convert text to all supported variants.
*
* @param string $text the text to be converted
* @return array of string
* @public
*/
- function autoConvertToAllVariants($text) {
- $fname="LanguageConverter::autoConvertToAllVariants";
+ function autoConvertToAllVariants( $text ) {
+ $fname = 'LanguageConverter::autoConvertToAllVariants';
wfProfileIn( $fname );
- if( !$this->mTablesLoaded )
+ if ( !$this->mTablesLoaded ) {
$this->loadTables();
+ }
$ret = array();
- foreach($this->mVariants as $variant) {
- $ret[$variant] = $this->translate($text, $variant);
+ foreach ( $this->mVariants as $variant ) {
+ $ret[$variant] = $this->translate( $text, $variant );
}
wfProfileOut( $fname );
@@ -325,267 +449,272 @@ class LanguageConverter {
}
/**
- * convert link text to all supported variants
+ * Convert link text to all supported variants.
*
* @param string $text the text to be converted
* @return array of string
* @public
*/
- function convertLinkToAllVariants($text) {
- if( !$this->mTablesLoaded )
+ function convertLinkToAllVariants( $text ) {
+ if ( !$this->mTablesLoaded ) {
$this->loadTables();
+ }
$ret = array();
- $tarray = explode($this->mMarkup['begin'], $text);
- $tfirst = array_shift($tarray);
+ $tarray = StringUtils::explode( '-{', $text );
+ $first = true;
- foreach($this->mVariants as $variant)
- $ret[$variant] = $this->translate($tfirst,$variant);
+ foreach ( $tarray as $txt ) {
+ if ( $first ) {
+ $first = false;
+ foreach ( $this->mVariants as $variant ) {
+ $ret[$variant] = $this->translate( $txt, $variant );
+ }
+ continue;
+ }
- foreach($tarray as $txt) {
- $marked = explode($this->mMarkup['end'], $txt, 2);
+ $marked = explode( '}-', $txt, 2 );
- foreach($this->mVariants as $variant){
- $ret[$variant] .= $this->mMarkup['begin'].$marked[0].$this->mMarkup['end'];
- if(array_key_exists(1, $marked))
- $ret[$variant] .= $this->translate($marked[1],$variant);
+ foreach ( $this->mVariants as $variant ) {
+ $ret[$variant] .= '-{' . $marked[0] . '}-';
+ if ( array_key_exists( 1, $marked ) ) {
+ $ret[$variant] .= $this->translate( $marked[1], $variant );
+ }
}
-
+
}
return $ret;
}
-
+
/**
- * prepare manual conversion table
+ * Prepare manual conversion table.
* @private
*/
- function prepareManualConv( $convRule ){
- // use syntax -{T|zh:TitleZh;zh-tw:TitleTw}- for custom conversion in title
- $title = $convRule->getTitle();
- if( $title ){
- $this->mTitleFromFlag = true;
- $this->mTitleDisplay = $title;
- }
+ function applyManualConv( $convRule ) {
+ // use syntax -{T|zh:TitleZh;zh-tw:TitleTw}- for custom
+ // conversion in title
+ $this->mConvRuleTitle = $convRule->getTitle();
- //apply manual conversion table to global table
+ // apply manual conversion table to global table
$convTable = $convRule->getConvTable();
$action = $convRule->getRulesAction();
- foreach( $convTable as $v => $t ) {
- if( !in_array( $v, $this->mVariants ) )continue;
- if( $action=="add" ) {
- foreach( $t as $from => $to ) {
+ foreach ( $convTable as $variant => $pair ) {
+ if ( !$this->validateVariant( $variant ) ) {
+ continue;
+ }
+
+ if ( $action == 'add' ) {
+ foreach ( $pair as $from => $to ) {
// to ensure that $from and $to not be left blank
// so $this->translate() could always return a string
- if ( $from || $to )
+ if ( $from || $to ) {
// more efficient than array_merge(), about 2.5 times.
- $this->mManualAddTables[$v][$from] = $to;
- }
- }
- elseif ( $action == "remove" ) {
- foreach ( $t as $from=>$to ) {
- if ( $from || $to )
- $this->mManualRemoveTables[$v][$from] = $to;
+ $this->mTables[$variant]->setPair( $from, $to );
+ }
}
+ } elseif ( $action == 'remove' ) {
+ $this->mTables[$variant]->removeArray( $pair );
}
}
}
/**
- * apply manual conversion from $this->mManualAddTables and $this->mManualRemoveTables
- * @private
- */
- function applyManualConv(){
- //apply manual conversion table to global table
- foreach($this->mVariants as $v) {
- if (count($this->mManualAddTables[$v]) > 0) {
- $this->mTables[$v]->mergeArray($this->mManualAddTables[$v]);
- }
- if (count($this->mManualRemoveTables[$v]) > 0)
- $this->mTables[$v]->removeArray($this->mManualRemoveTables[$v]);
- }
- }
-
- /**
- * Convert text using a parser object for context
- * @public
+ * Convert text to different variants of a language. The automatic
+ * conversion is done in autoConvert(). Here we parse the text
+ * marked with -{}-, which specifies special conversions of the
+ * text that can not be accomplished in autoConvert().
+ *
+ * Syntax of the markup:
+ * -{code1:text1;code2:text2;...}- or
+ * -{flags|code1:text1;code2:text2;...}- or
+ * -{text}- in which case no conversion should take place for text
+ *
+ * @param $text String: text to be converted
+ * @return String: converted text
*/
- function parserConvert( $text, &$parser ) {
+ public function convert( $text ) {
global $wgDisableLangConversion;
- /* don't do anything if this is the conversion table */
- if ( $parser->getTitle()->getNamespace() == NS_MEDIAWIKI &&
- strpos($parser->mTitle->getText(), "Conversiontable") !== false )
- {
- return $text;
- }
-
- if ( $wgDisableLangConversion )
- return $text;
+ if ( $wgDisableLangConversion ) return $text;
- $text = $this->convert( $text );
+ $variant = $this->getPreferredVariant();
- if ( $this->mTitleFromFlag )
- $parser->mOutput->setTitleText( $this->mTitleDisplay );
- return $text;
- }
-
- /**
- * convert namespace
- * @param string $title the title included namespace
- * @return array of string
- * @private
- */
- function convertNamespace( $title, $variant ) {
- $splittitle = explode( ':', $title );
- if (count($splittitle) < 2)
- return $title;
- if ( isset( $this->mNamespaceTables[$variant][$splittitle[0]] ) )
- $splittitle[0] = $this->mNamespaceTables[$variant][$splittitle[0]];
- $ret = implode(':', $splittitle );
- return $ret;
+ return $this->recursiveConvertTopLevel( $text, $variant );
}
/**
- * convert title
- * @private
+ * Convert a Title object to a readable string in the preferred variant
*/
- function convertTitle( $text, $variant ){
- global $wgDisableTitleConversion, $wgUser;
-
- // check for global param and __NOTC__ tag
- if( $wgDisableTitleConversion || !$this->mDoTitleConvert || $wgUser->getOption('noconvertlink') == 1 ) {
- $this->mTitleDisplay = $text;
- return $text;
- }
-
- // use the title from the T flag if any
- if( $this->mTitleFromFlag ){
- $this->mTitleFromFlag = false;
- return $this->mTitleDisplay;
- }
-
- global $wgRequest;
- $isredir = $wgRequest->getText( 'redirect', 'yes' );
- $action = $wgRequest->getText( 'action' );
- $linkconvert = $wgRequest->getText( 'linkconvert', 'yes' );
- if ( $isredir == 'no' || $action == 'edit' || $action == 'submit' || $linkconvert == 'no' ) {
- return $text;
+ public function convertTitle( $title ) {
+ $variant = $this->getPreferredVariant();
+ if ( $title->getNamespace() === NS_MAIN ) {
+ $text = '';
} else {
- $text = $this->convertNamespace( $text, $variant );
- $this->mTitleDisplay = $this->convert( $text );
- return $this->mTitleDisplay;
+ $text = $title->getNsText();
+ if ( isset( $this->mNamespaceTables[$variant][$text] ) ) {
+ $text = $this->mNamespaceTables[$variant][$text];
+ }
+ $text .= ':';
}
+ $text .= $title->getText();
+ $text = $this->autoConvert( $text, $variant );
+ return $text;
}
- /**
- * convert text to different variants of a language. the automatic
- * conversion is done in autoConvert(). here we parse the text
- * marked with -{}-, which specifies special conversions of the
- * text that can not be accomplished in autoConvert()
- *
- * syntax of the markup:
- * -{code1:text1;code2:text2;...}- or
- * -{flags|code1:text1;code2:text2;...}- or
- * -{text}- in which case no conversion should take place for text
- *
- * @param string $text text to be converted
- * @param bool $isTitle whether this conversion is for the article title
- * @return string converted text
- * @public
- */
- function convert( $text, $isTitle = false ) {
+ protected function recursiveConvertTopLevel( $text, $variant, $depth = 0 ) {
+ $startPos = 0;
+ $out = '';
+ $length = strlen( $text );
+ while ( $startPos < $length ) {
+ $m = false;
+ $pos = strpos( $text, '-{', $startPos );
+
+ if ( $pos === false ) {
+ // No more markup, append final segment
+ $out .= $this->autoConvert( substr( $text, $startPos ), $variant );
+ $startPos = $length;
+ return $out;
+ }
- $mw =& MagicWord::get( 'notitleconvert' );
- if( $mw->matchAndRemove( $text ) )
- $this->mDoTitleConvert = false;
- $mw =& MagicWord::get( 'nocontentconvert' );
- if( $mw->matchAndRemove( $text ) ) {
- $this->mDoContentConvert = false;
+ // Markup found
+ // Append initial segment
+ $out .= $this->autoConvert( substr( $text, $startPos, $pos - $startPos ), $variant );
+
+ // Advance position
+ $startPos = $pos;
+
+ // Do recursive conversion
+ $out .= $this->recursiveConvertRule( $text, $variant, $startPos, $depth + 1 );
}
- // no conversion if redirecting
- $mw =& MagicWord::get( 'redirect' );
- if( $mw->matchStart( $text ) )
- return $text;
+ return $out;
+ }
- $plang = $this->getPreferredVariant();
+ protected function recursiveConvertRule( $text, $variant, &$startPos, $depth = 0 ) {
+ // Quick sanity check (no function calls)
+ if ( $text[$startPos] !== '-' || $text[$startPos + 1] !== '{' ) {
+ throw new MWException( __METHOD__.': invalid input string' );
+ }
- // for title convertion
- if ( $isTitle ) return $this->convertTitle( $text, $plang );
+ $startPos += 2;
+ $inner = '';
+ $warningDone = false;
+ $length = strlen( $text );
- $tarray = StringUtils::explode( $this->mMarkup['end'], $text );
- $text = '';
+ while ( $startPos < $length ) {
+ $m = false;
+ preg_match( '/-\{|\}-/', $text, $m, PREG_OFFSET_CAPTURE, $startPos );
+ if ( !$m ) {
+ // Unclosed rule
+ break;
+ }
- $marks = array();
- foreach ( $tarray as $txt ) {
- $marked = explode( $this->mMarkup['begin'], $txt, 2 );
- if ( array_key_exists( 1, $marked ) ) {
- $crule = new ConverterRule($marked[1], $this);
- $crule->parse( $plang );
- $marked[1] = $crule->getDisplay();
- $this->prepareManualConv( $crule );
+ $token = $m[0][0];
+ $pos = $m[0][1];
+
+ // Markup found
+ // Append initial segment
+ $inner .= substr( $text, $startPos, $pos - $startPos );
+
+ // Advance position
+ $startPos = $pos;
+
+ switch ( $token ) {
+ case '-{':
+ // Check max depth
+ if ( $depth >= $this->mMaxDepth ) {
+ $inner .= '-{';
+ if ( !$warningDone ) {
+ $inner .= '<span class="error">' .
+ wfMsgForContent( 'language-converter-depth-warning',
+ $this->mMaxDepth ) .
+ '</span>';
+ $warningDone = true;
+ }
+ $startPos += 2;
+ continue;
+ }
+ // Recursively parse another rule
+ $inner .= $this->recursiveConvertRule( $text, $variant, $startPos, $depth + 1 );
+ break;
+ case '}-':
+ // Apply the rule
+ $startPos += 2;
+ $rule = new ConverterRule( $inner, $this );
+ $rule->parse( $variant );
+ $this->applyManualConv( $rule );
+ return $rule->getDisplay();
+ default:
+ throw new MWException( __METHOD__.': invalid regex match' );
}
- else
- $marked[0] .= $this->mMarkup['end'];
- array_push( $marks, $marked );
- }
- $this->applyManualConv();
- foreach ( $marks as $marked ) {
- if( $this->mDoContentConvert )
- $text .= $this->autoConvert( $marked[0], $plang );
- else
- $text .= $marked[0];
- if( array_key_exists( 1, $marked ) )
- $text .= $marked[1];
- }
- // Remove the last delimiter (wasn't real)
- $text = substr( $text, 0, -strlen( $this->mMarkup['end'] ) );
+ }
- return $text;
+ // Unclosed rule
+ if ( $startPos < $length ) {
+ $inner .= substr( $text, $startPos );
+ }
+ $startPos = $length;
+ return '-{' . $this->autoConvert( $inner, $variant );
}
/**
- * if a language supports multiple variants, it is
+ * If a language supports multiple variants, it is
* possible that non-existing link in one variant
- * actually exists in another variant. this function
+ * actually exists in another variant. This function
* tries to find it. See e.g. LanguageZh.php
*
* @param string $link the name of the link
* @param mixed $nt the title object of the link
* @param boolean $ignoreOtherCond: to disable other conditions when
- * we need to transclude a template or update a category's link
+ * we need to transclude a template or update a category's link
* @return null the input parameters may be modified upon return
* @public
*/
function findVariantLink( &$link, &$nt, $ignoreOtherCond = false ) {
- global $wgDisableLangConversion, $wgDisableTitleConversion, $wgRequest, $wgUser;
+ # If the article has already existed, there is no need to
+ # check it again, otherwise it may cause a fault.
+ if ( is_object( $nt ) && $nt->exists() ) {
+ return;
+ }
+
+ global $wgDisableLangConversion, $wgDisableTitleConversion, $wgRequest,
+ $wgUser;
$isredir = $wgRequest->getText( 'redirect', 'yes' );
$action = $wgRequest->getText( 'action' );
$linkconvert = $wgRequest->getText( 'linkconvert', 'yes' );
- $disableLinkConversion = $wgDisableLangConversion || $wgDisableTitleConversion;
+ $disableLinkConversion = $wgDisableLangConversion
+ || $wgDisableTitleConversion;
$linkBatch = new LinkBatch();
- $ns=NS_MAIN;
+ $ns = NS_MAIN;
- if ( $disableLinkConversion || ( !$ignoreOtherCond && ( $isredir == 'no' || $action == 'edit'
- || $action == 'submit' || $linkconvert == 'no' || $wgUser->getOption('noconvertlink') == 1 ) ) )
+ if ( $disableLinkConversion ||
+ ( !$ignoreOtherCond &&
+ ( $isredir == 'no'
+ || $action == 'edit'
+ || $action == 'submit'
+ || $linkconvert == 'no'
+ || $wgUser->getOption( 'noconvertlink' ) == 1 ) ) ) {
return;
+ }
- if(is_object($nt))
+ if ( is_object( $nt ) ) {
$ns = $nt->getNamespace();
+ }
- $variants = $this->autoConvertToAllVariants($link);
- if($variants == false) //give up
+ $variants = $this->autoConvertToAllVariants( $link );
+ if ( $variants == false ) { // give up
return;
+ }
$titles = array();
- foreach( $variants as $v ) {
- if($v != $link){
+ foreach ( $variants as $v ) {
+ if ( $v != $link ) {
$varnt = Title::newFromText( $v, $ns );
- if(!is_null($varnt)){
- $linkBatch->addObj($varnt);
- $titles[]=$varnt;
+ if ( !is_null( $varnt ) ) {
+ $linkBatch->addObj( $varnt );
+ $titles[] = $varnt;
}
}
}
@@ -593,8 +722,8 @@ class LanguageConverter {
// fetch all variants in single query
$linkBatch->execute();
- foreach( $titles as $varnt ) {
- if( $varnt->getArticleID() > 0 ) {
+ foreach ( $titles as $varnt ) {
+ if ( $varnt->getArticleID() > 0 ) {
$nt = $varnt;
$link = $varnt->getText();
break;
@@ -603,7 +732,7 @@ class LanguageConverter {
}
/**
- * returns language specific hash options
+ * Returns language specific hash options.
*
* @public
*/
@@ -612,143 +741,110 @@ class LanguageConverter {
return '!' . $variant ;
}
- /**
- * get title text as defined in the body of the article text
- *
- * @public
- */
- function getParsedTitle() {
- return $this->mTitleDisplay;
- }
-
/**
- * a write lock to the cache
- *
- * @private
- */
- function lockCache() {
- global $wgMemc;
- $success = false;
- for($i=0; $i<30; $i++) {
- if($success = $wgMemc->add($this->mCacheKey . "lock", 1, 10))
- break;
- sleep(1);
- }
- return $success;
- }
-
- /**
- * unlock cache
- *
- * @private
- */
- function unlockCache() {
- global $wgMemc;
- $wgMemc->delete($this->mCacheKey . "lock");
- }
-
-
- /**
- * Load default conversion tables
- * This method must be implemented in derived class
+ * Load default conversion tables.
+ * This method must be implemented in derived class.
*
* @private
*/
function loadDefaultTables() {
- $name = get_class($this);
- wfDie("Must implement loadDefaultTables() method in class $name");
+ $name = get_class( $this );
+ wfDie( "Must implement loadDefaultTables() method in class $name" );
}
/**
- * load conversion tables either from the cache or the disk
+ * Load conversion tables either from the cache or the disk.
* @private
*/
- function loadTables($fromcache=true) {
+ function loadTables( $fromcache = true ) {
global $wgMemc;
- if( $this->mTablesLoaded )
+ if ( $this->mTablesLoaded ) {
return;
+ }
wfProfileIn( __METHOD__ );
$this->mTablesLoaded = true;
$this->mTables = false;
- if($fromcache) {
- wfProfileIn( __METHOD__.'-cache' );
+ if ( $fromcache ) {
+ wfProfileIn( __METHOD__ . '-cache' );
$this->mTables = $wgMemc->get( $this->mCacheKey );
- wfProfileOut( __METHOD__.'-cache' );
+ wfProfileOut( __METHOD__ . '-cache' );
}
- if ( !$this->mTables || !isset( $this->mTables[self::CACHE_VERSION_KEY] ) ) {
- wfProfileIn( __METHOD__.'-recache' );
+ if ( !$this->mTables
+ || !array_key_exists( self::CACHE_VERSION_KEY, $this->mTables ) ) {
+ wfProfileIn( __METHOD__ . '-recache' );
// not in cache, or we need a fresh reload.
// we will first load the default tables
// then update them using things in MediaWiki:Zhconversiontable/*
$this->loadDefaultTables();
- foreach($this->mVariants as $var) {
- $cached = $this->parseCachedTable($var);
- $this->mTables[$var]->mergeArray($cached);
+ foreach ( $this->mVariants as $var ) {
+ $cached = $this->parseCachedTable( $var );
+ $this->mTables[$var]->mergeArray( $cached );
}
$this->postLoadTables();
$this->mTables[self::CACHE_VERSION_KEY] = true;
- if($this->lockCache()) {
- $wgMemc->set($this->mCacheKey, $this->mTables, 43200);
- $this->unlockCache();
- }
- wfProfileOut( __METHOD__.'-recache' );
+ $wgMemc->set( $this->mCacheKey, $this->mTables, 43200 );
+ wfProfileOut( __METHOD__ . '-recache' );
}
wfProfileOut( __METHOD__ );
}
/**
- * Hook for post processig after conversion tables are loaded
+ * Hook for post processig after conversion tables are loaded.
*
*/
- function postLoadTables() {}
+ function postLoadTables() { }
/**
- * Reload the conversion tables
+ * Reload the conversion tables.
*
* @private
*/
function reloadTables() {
- if($this->mTables)
- unset($this->mTables);
+ if ( $this->mTables ) {
+ unset( $this->mTables );
+ }
$this->mTablesLoaded = false;
- $this->loadTables(false);
+ $this->loadTables( false );
}
/**
- * parse the conversion table stored in the cache
+ * Parse the conversion table stored in the cache.
*
- * the tables should be in blocks of the following form:
+ * The tables should be in blocks of the following form:
* -{
* word => word ;
* word => word ;
* ...
* }-
*
- * to make the tables more manageable, subpages are allowed
- * and will be parsed recursively if $recursive=true
+ * To make the tables more manageable, subpages are allowed
+ * and will be parsed recursively if $recursive == true.
*
*/
- function parseCachedTable($code, $subpage='', $recursive=true) {
+ function parseCachedTable( $code, $subpage = '', $recursive = true ) {
global $wgMessageCache;
static $parsed = array();
- if(!is_object($wgMessageCache))
+ if ( !is_object( $wgMessageCache ) ) {
return array();
+ }
- $key = 'Conversiontable/'.$code;
- if($subpage)
+ $key = 'Conversiontable/' . $code;
+ if ( $subpage ) {
$key .= '/' . $subpage;
-
- if(array_key_exists($key, $parsed))
+ }
+ if ( array_key_exists( $key, $parsed ) ) {
return array();
+ }
if ( strpos( $code, '/' ) === false ) {
$txt = $wgMessageCache->get( 'Conversiontable', true, $code );
} else {
- $title = Title::makeTitleSafe( NS_MEDIAWIKI, "Conversiontable/$code" );
+ $title = Title::makeTitleSafe( NS_MEDIAWIKI,
+ "Conversiontable/$code" );
if ( $title && $title->exists() ) {
$article = new Article( $title );
$txt = $article->getContents();
@@ -759,57 +855,66 @@ class LanguageConverter {
// get all subpage links of the form
// [[MediaWiki:conversiontable/zh-xx/...|...]]
- $linkhead = $this->mLangObj->getNsText(NS_MEDIAWIKI) . ':Conversiontable';
- $subs = explode('[[', $txt);
+ $linkhead = $this->mLangObj->getNsText( NS_MEDIAWIKI ) .
+ ':Conversiontable';
+ $subs = StringUtils::explode( '[[', $txt );
$sublinks = array();
- foreach( $subs as $sub ) {
- $link = explode(']]', $sub, 2);
- if(count($link) != 2)
+ foreach ( $subs as $sub ) {
+ $link = explode( ']]', $sub, 2 );
+ if ( count( $link ) != 2 ) {
continue;
- $b = explode('|', $link[0]);
- $b = explode('/', trim($b[0]), 3);
- if(count($b)==3)
+ }
+ $b = explode( '|', $link[0], 2 );
+ $b = explode( '/', trim( $b[0] ), 3 );
+ if ( count( $b ) == 3 ) {
$sublink = $b[2];
- else
+ } else {
$sublink = '';
+ }
- if($b[0] == $linkhead && $b[1] == $code) {
+ if ( $b[0] == $linkhead && $b[1] == $code ) {
$sublinks[] = $sublink;
}
}
// parse the mappings in this page
- $blocks = explode($this->mMarkup['begin'], $txt);
- array_shift($blocks);
+ $blocks = StringUtils::explode( '-{', $txt );
$ret = array();
- foreach($blocks as $block) {
- $mappings = explode($this->mMarkup['end'], $block, 2);
- $stripped = str_replace(array("'", '"', '*','#'), '', $mappings[0]);
- $table = explode( ';', $stripped );
- foreach( $table as $t ) {
- $m = explode( '=>', $t );
- if( count( $m ) != 2)
+ $first = true;
+ foreach ( $blocks as $block ) {
+ if ( $first ) {
+ // Skip the part before the first -{
+ $first = false;
+ continue;
+ }
+ $mappings = explode( '}-', $block, 2 );
+ $stripped = str_replace( array( "'", '"', '*', '#' ), '',
+ $mappings[0] );
+ $table = StringUtils::explode( ';', $stripped );
+ foreach ( $table as $t ) {
+ $m = explode( '=>', $t, 3 );
+ if ( count( $m ) != 2 )
continue;
// trim any trailling comments starting with '//'
- $tt = explode('//', $m[1], 2);
- $ret[trim($m[0])] = trim($tt[0]);
+ $tt = explode( '//', $m[1], 2 );
+ $ret[trim( $m[0] )] = trim( $tt[0] );
}
}
$parsed[$key] = true;
// recursively parse the subpages
- if($recursive) {
- foreach($sublinks as $link) {
- $s = $this->parseCachedTable($code, $link, $recursive);
- $ret = array_merge($ret, $s);
+ if ( $recursive ) {
+ foreach ( $sublinks as $link ) {
+ $s = $this->parseCachedTable( $code, $link, $recursive );
+ $ret = array_merge( $ret, $s );
}
}
- if ($this->mUcfirst) {
- foreach ($ret as $k => $v) {
- $ret[Language::ucfirst($k)] = Language::ucfirst($v);
+ if ( $this->mUcfirst ) {
+ foreach ( $ret as $k => $v ) {
+ $ret[Language::ucfirst( $k )] = Language::ucfirst( $v );
}
}
return $ret;
@@ -817,42 +922,44 @@ class LanguageConverter {
/**
* Enclose a string with the "no conversion" tag. This is used by
- * various functions in the Parser
+ * various functions in the Parser.
*
* @param string $text text to be tagged for no conversion
* @return string the tagged text
* @public
*/
- function markNoConversion($text, $noParse=false) {
+ function markNoConversion( $text, $noParse = false ) {
# don't mark if already marked
- if(strpos($text, $this->mMarkup['begin']) ||
- strpos($text, $this->mMarkup['end']))
+ if ( strpos( $text, '-{' ) || strpos( $text, '}-' ) ) {
return $text;
+ }
- $ret = $this->mMarkup['begin'] .'R|'. $text . $this->mMarkup['end'];
+ $ret = "-{R|$text}-";
return $ret;
}
/**
- * convert the sorting key for category links. this should make different
- * keys that are variants of each other map to the same key
+ * Convert the sorting key for category links. This should make different
+ * keys that are variants of each other map to the same key.
*/
function convertCategoryKey( $key ) {
return $key;
}
+
/**
- * hook to refresh the cache of conversion tables when
- * MediaWiki:conversiontable* is updated
+ * Hook to refresh the cache of conversion tables when
+ * MediaWiki:conversiontable* is updated.
* @private
*/
- function OnArticleSaveComplete($article, $user, $text, $summary, $isminor, $iswatch, $section, $flags, $revision) {
+ function OnArticleSaveComplete( $article, $user, $text, $summary, $isminor,
+ $iswatch, $section, $flags, $revision ) {
$titleobj = $article->getTitle();
- if($titleobj->getNamespace() == NS_MEDIAWIKI) {
+ if ( $titleobj->getNamespace() == NS_MEDIAWIKI ) {
$title = $titleobj->getDBkey();
- $t = explode('/', $title, 3);
- $c = count($t);
- if( $c > 1 && $t[0] == 'Conversiontable' ) {
- if(in_array($t[1], $this->mVariants)) {
+ $t = explode( '/', $title, 3 );
+ $c = count( $t );
+ if ( $c > 1 && $t[0] == 'Conversiontable' ) {
+ if ( $this->validateVariant( $t[1] ) ) {
$this->reloadTables();
}
}
@@ -860,30 +967,64 @@ class LanguageConverter {
return true;
}
- /**
- * Armour rendered math against conversion
- * Wrap math into rawoutput -{R| math }- syntax
+ /**
+ * Armour rendered math against conversion.
+ * Wrap math into rawoutput -{R| math }- syntax.
* @public
*/
- function armourMath($text){
- $ret = $this->mMarkup['begin'] . 'R|' . $text . $this->mMarkup['end'];
+ function armourMath( $text ) {
+ // we need to convert '-{' and '}-' to '-&#123;' and '&#125;-'
+ // to avoid a unwanted '}-' appeared after the math-image.
+ $text = strtr( $text, array( '-{' => '-&#123;', '}-' => '&#125;-' ) );
+ $ret = "-{R|$text}-";
return $ret;
}
+
+ /**
+ * Get the cached separator pattern for ConverterRule::parseRules()
+ */
+ function getVarSeparatorPattern() {
+ if ( is_null( $this->mVarSeparatorPattern ) ) {
+ // varsep_pattern for preg_split:
+ // text should be splited by ";" only if a valid variant
+ // name exist after the markup, for example:
+ // -{zh-hans:<span style="font-size:120%;">xxx</span>;zh-hant:\
+ // <span style="font-size:120%;">yyy</span>;}-
+ // we should split it as:
+ // array(
+ // [0] => 'zh-hans:<span style="font-size:120%;">xxx</span>'
+ // [1] => 'zh-hant:<span style="font-size:120%;">yyy</span>'
+ // [2] => ''
+ // )
+ $pat = '/;\s*(?=';
+ foreach ( $this->mVariants as $variant ) {
+ // zh-hans:xxx;zh-hant:yyy
+ $pat .= $variant . '\s*:|';
+ // xxx=>zh-hans:yyy; xxx=>zh-hant:zzz
+ $pat .= '[^;]*?=>\s*' . $variant . '\s*:|';
+ }
+ $pat .= '\s*$)/';
+ $this->mVarSeparatorPattern = $pat;
+ }
+ return $this->mVarSeparatorPattern;
+ }
}
/**
- * parser for rules of language conversion , parse rules in -{ }- tag
+ * Parser for rules of language conversion , parse rules in -{ }- tag.
* @ingroup Language
* @author fdcn <fdcn64@gmail.com>, PhiLiP <philip.npc@gmail.com>
*/
class ConverterRule {
var $mText; // original text in -{text}-
- var $mConverter; // LanguageConverter object
- var $mManualCodeError='<strong class="error">code error!</strong>';
- var $mRuleDisplay = '',$mRuleTitle=false;
+ var $mConverter; // LanguageConverter object
+ var $mManualCodeError = '<strong class="error">code error!</strong>';
+ var $mRuleDisplay = '';
+ var $mRuleTitle = false;
var $mRules = '';// string : the text of the rules
var $mRulesAction = 'none';
var $mFlags = array();
+ var $mVariantFlags = array();
var $mConvTable = array();
var $mBidtable = array();// array of the translation in each variant
var $mUnidtable = array();// array of the translation in each variant
@@ -891,107 +1032,98 @@ class ConverterRule {
/**
* Constructor
*
- * @param string $text the text between -{ and }-
- * @param object $converter a LanguageConverter object
- * @access public
+ * @param $text String: the text between -{ and }-
+ * @param $converter LanguageConverter object
*/
- function __construct($text,$converter){
+ public function __construct( $text, $converter ) {
$this->mText = $text;
- $this->mConverter=$converter;
- foreach($converter->mVariants as $v){
- $this->mConvTable[$v]=array();
- }
+ $this->mConverter = $converter;
}
/**
- * check if variants array in convert array
+ * Check if variants array in convert array.
*
- * @param string $variant Variant language code
- * @return string Translated text
- * @public
+ * @param $variants Array or string: variant language code
+ * @return String: translated text
*/
- function getTextInBidtable($variants){
- if(is_string($variants)){ $variants=array($variants); }
- if(!is_array($variants)) return false;
- foreach ($variants as $variant){
- if(array_key_exists($variant, $this->mBidtable)){
+ public function getTextInBidtable( $variants ) {
+ $variants = (array)$variants;
+ if ( !$variants ) {
+ return false;
+ }
+ foreach ( $variants as $variant ) {
+ if ( isset( $this->mBidtable[$variant] ) ) {
return $this->mBidtable[$variant];
}
}
return false;
}
-
+
/**
* Parse flags with syntax -{FLAG| ... }-
* @private
*/
- function parseFlags(){
+ function parseFlags() {
$text = $this->mText;
- if(strlen($text) < 2 ) {
- $this->mFlags = array( 'R' );
- $this->mRules = $text;
- return;
- }
-
$flags = array();
- $markup = $this->mConverter->mMarkup;
- $validFlags = $this->mConverter->mFlags;
- $variants = $this->mConverter->mVariants;
-
- $tt = explode($markup['flagsep'], $text, 2);
- if(count($tt) == 2) {
- $f = explode($markup['varsep'], $tt[0]);
- foreach($f as $ff) {
- $ff = trim($ff);
- if(array_key_exists($ff, $validFlags) &&
- !in_array($validFlags[$ff], $flags))
- $flags[] = $validFlags[$ff];
+ $variantFlags = array();
+
+ $sepPos = strpos( $text, '|' );
+ if ( $sepPos !== false ) {
+ $validFlags = $this->mConverter->mFlags;
+ $f = StringUtils::explode( ';', substr( $text, 0, $sepPos ) );
+ foreach ( $f as $ff ) {
+ $ff = trim( $ff );
+ if ( isset( $validFlags[$ff] ) ) {
+ $flags[$validFlags[$ff]] = true;
+ }
}
- $rules = $tt[1];
- } else {
- $rules = $text;
- }
-
- //check flags
- if( in_array('R',$flags) ){
- $flags = array('R');// remove other flags
- } elseif ( in_array('N',$flags) ){
- $flags = array('N');// remove other flags
- } elseif ( in_array('-',$flags) ){
- $flags = array('-');// remove other flags
- } elseif (count($flags)==1 && $flags[0]=='T'){
- $flags[]='H';
- } elseif ( in_array('H',$flags) ){
+ $text = strval( substr( $text, $sepPos + 1 ) );
+ }
+
+ if ( !$flags ) {
+ $flags['S'] = true;
+ } elseif ( isset( $flags['R'] ) ) {
+ $flags = array( 'R' => true );// remove other flags
+ } elseif ( isset( $flags['N'] ) ) {
+ $flags = array( 'N' => true );// remove other flags
+ } elseif ( isset( $flags['-'] ) ) {
+ $flags = array( '-' => true );// remove other flags
+ } elseif ( count( $flags ) == 1 && isset( $flags['T'] ) ) {
+ $flags['H'] = true;
+ } elseif ( isset( $flags['H'] ) ) {
// replace A flag, and remove other flags except T
- $temp=array('+','H');
- if(in_array('T',$flags)) $temp[] = 'T';
- if(in_array('D',$flags)) $temp[] = 'D';
+ $temp = array( '+' => true, 'H' => true );
+ if ( isset( $flags['T'] ) ) {
+ $temp['T'] = true;
+ }
+ if ( isset( $flags['D'] ) ) {
+ $temp['D'] = true;
+ }
$flags = $temp;
} else {
- if ( in_array('A',$flags) ) {
- $flags[]='+';
- $flags[]='S';
+ if ( isset( $flags['A'] ) ) {
+ $flags['+'] = true;
+ $flags['S'] = true;
+ }
+ if ( isset( $flags['D'] ) ) {
+ unset( $flags['S'] );
}
- if ( in_array('D',$flags) )
- $flags=array_diff($flags,array('S'));
- $flags_temp = array();
- foreach ($variants as $variant) {
- // try to find flags like "zh-hans", "zh-hant"
- // allow syntaxes like "-{zh-hans;zh-hant|XXXX}-"
- if ( in_array($variant, $flags) )
- $flags_temp[] = $variant;
+ // try to find flags like "zh-hans", "zh-hant"
+ // allow syntaxes like "-{zh-hans;zh-hant|XXXX}-"
+ $variantFlags = array_intersect( array_keys( $flags ), $this->mConverter->mVariants );
+ if ( $variantFlags ) {
+ $variantFlags = array_flip( $variantFlags );
+ $flags = array();
}
- if ( count($flags_temp) !== 0 )
- $flags = $flags_temp;
}
- if ( count($flags) == 0 )
- $flags = array('S');
- $this->mRules=$rules;
- $this->mFlags=$flags;
+ $this->mVariantFlags = $variantFlags;
+ $this->mRules = $text;
+ $this->mFlags = $flags;
}
-
+
/**
- * generate conversion table
+ * Generate conversion table.
* @private
*/
function parseRules() {
@@ -999,50 +1131,37 @@ class ConverterRule {
$flags = $this->mFlags;
$bidtable = array();
$unidtable = array();
- $markup = $this->mConverter->mMarkup;
$variants = $this->mConverter->mVariants;
+ $varsep_pattern = $this->mConverter->getVarSeparatorPattern();
+
+ $choice = preg_split( $varsep_pattern, $rules );
- // varsep_pattern for preg_split:
- // text should be splited by ";" only if a valid variant
- // name exist after the markup, for example:
- // -{zh-hans:<span style="font-size:120%;">xxx</span>;zh-hant:<span style="font-size:120%;">yyy</span>;}-
- // we should split it as:
- // array(
- // [0] => 'zh-hans:<span style="font-size:120%;">xxx</span>'
- // [1] => 'zh-hant:<span style="font-size:120%;">yyy</span>'
- // [2] => ''
- // )
- $varsep_pattern = '/' . $markup['varsep'] . '\s*' . '(?=';
- foreach( $variants as $variant ) {
- $varsep_pattern .= $variant . '\s*' . $markup['codesep'] . '|'; // zh-hans:xxx;zh-hant:yyy
- $varsep_pattern .= '[^;]*?' . $markup['unidsep'] . '\s*' . $variant
- . '\s*' . $markup['codesep'] . '|'; // xxx=>zh-hans:yyy; xxx=>zh-hant:zzz
- }
- $varsep_pattern .= '\s*$)/';
-
- $choice = preg_split($varsep_pattern, $rules);
-
- foreach( $choice as $c ) {
- $v = explode($markup['codesep'], $c, 2);
- if( count($v) != 2 )
- continue;// syntax error, skip
- $to = trim($v[1]);
- $v = trim($v[0]);
- $u = explode($markup['unidsep'], $v);
+ foreach ( $choice as $c ) {
+ $v = explode( ':', $c, 2 );
+ if ( count( $v ) != 2 ) {
+ // syntax error, skip
+ continue;
+ }
+ $to = trim( $v[1] );
+ $v = trim( $v[0] );
+ $u = explode( '=>', $v, 2 );
// if $to is empty, strtr() could return a wrong result
- if( count($u) == 1 && $to && in_array( $v, $variants ) ) {
+ if ( count( $u ) == 1 && $to && in_array( $v, $variants ) ) {
$bidtable[$v] = $to;
- } else if(count($u) == 2){
- $from = trim($u[0]);
- $v = trim($u[1]);
- if( array_key_exists( $v, $unidtable ) && !is_array( $unidtable[$v] )
- && $to && in_array( $v, $variants ) )
- $unidtable[$v] = array( $from=>$to );
- elseif ( $to && in_array( $v, $variants ) )
+ } elseif ( count( $u ) == 2 ) {
+ $from = trim( $u[0] );
+ $v = trim( $u[1] );
+ if ( array_key_exists( $v, $unidtable )
+ && !is_array( $unidtable[$v] )
+ && $to
+ && in_array( $v, $variants ) ) {
+ $unidtable[$v] = array( $from => $to );
+ } elseif ( $to && in_array( $v, $variants ) ) {
$unidtable[$v][$from] = $to;
+ }
}
// syntax error, pass
- if ( !array_key_exists( $v, $this->mConverter->mVariantNames ) ){
+ if ( !isset( $this->mConverter->mVariantNames[$v] ) ) {
$bidtable = array();
$unidtable = array();
break;
@@ -1055,111 +1174,127 @@ class ConverterRule {
/**
* @private
*/
- function getRulesDesc(){
+ function getRulesDesc() {
$codesep = $this->mConverter->mDescCodeSep;
$varsep = $this->mConverter->mDescVarSep;
- $text='';
- foreach($this->mBidtable as $k => $v)
- $text .= $this->mConverter->mVariantNames[$k]."$codesep$v$varsep";
- foreach($this->mUnidtable as $k => $a)
- foreach($a as $from=>$to)
- $text.=$from.'⇒'.$this->mConverter->mVariantNames[$k]."$codesep$to$varsep";
+ $text = '';
+ foreach ( $this->mBidtable as $k => $v ) {
+ $text .= $this->mConverter->mVariantNames[$k] . "$codesep$v$varsep";
+ }
+ foreach ( $this->mUnidtable as $k => $a ) {
+ foreach ( $a as $from => $to ) {
+ $text .= $from . '⇒' . $this->mConverter->mVariantNames[$k] .
+ "$codesep$to$varsep";
+ }
+ }
return $text;
}
/**
- * Parse rules conversion
+ * Parse rules conversion.
* @private
*/
- function getRuleConvertedStr($variant,$doConvert){
+ function getRuleConvertedStr( $variant ) {
$bidtable = $this->mBidtable;
$unidtable = $this->mUnidtable;
- if( count($bidtable) + count($unidtable) == 0 ){
+ if ( count( $bidtable ) + count( $unidtable ) == 0 ) {
return $this->mRules;
- } elseif ($doConvert){// the text converted
+ } else {
// display current variant in bidirectional array
- $disp = $this->getTextInBidtable($variant);
+ $disp = $this->getTextInBidtable( $variant );
// or display current variant in fallbacks
- if(!$disp)
+ if ( !$disp ) {
$disp = $this->getTextInBidtable(
- $this->mConverter->getVariantFallbacks($variant));
+ $this->mConverter->getVariantFallbacks( $variant ) );
+ }
// or display current variant in unidirectional array
- if(!$disp && array_key_exists($variant,$unidtable)){
- $disp = array_values($unidtable[$variant]);
+ if ( !$disp && array_key_exists( $variant, $unidtable ) ) {
+ $disp = array_values( $unidtable[$variant] );
$disp = $disp[0];
}
// or display frist text under disable manual convert
- if(!$disp && $this->mConverter->mManualLevel[$variant]=='disable') {
- if(count($bidtable)>0){
- $disp = array_values($bidtable);
+ if ( !$disp
+ && $this->mConverter->mManualLevel[$variant] == 'disable' ) {
+ if ( count( $bidtable ) > 0 ) {
+ $disp = array_values( $bidtable );
$disp = $disp[0];
} else {
- $disp = array_values($unidtable);
- $disp = array_values($disp[0]);
+ $disp = array_values( $unidtable );
+ $disp = array_values( $disp[0] );
$disp = $disp[0];
}
}
return $disp;
- } else {// no convert
- return $this->mRules;
}
}
/**
- * generate conversion table for all text
+ * Generate conversion table for all text.
* @private
*/
- function generateConvTable(){
- $flags = $this->mFlags;
+ function generateConvTable() {
+ // Special case optimisation
+ if ( !$this->mBidtable && !$this->mUnidtable ) {
+ $this->mConvTable = array();
+ return;
+ }
+
$bidtable = $this->mBidtable;
$unidtable = $this->mUnidtable;
$manLevel = $this->mConverter->mManualLevel;
- $vmarked=array();
- foreach($this->mConverter->mVariants as $v) {
+ $vmarked = array();
+ foreach ( $this->mConverter->mVariants as $v ) {
/* for bidirectional array
fill in the missing variants, if any,
with fallbacks */
- if(!array_key_exists($v, $bidtable)) {
- $variantFallbacks = $this->mConverter->getVariantFallbacks($v);
- $vf = $this->getTextInBidtable($variantFallbacks);
- if($vf) $bidtable[$v] = $vf;
+ if ( !isset( $bidtable[$v] ) ) {
+ $variantFallbacks =
+ $this->mConverter->getVariantFallbacks( $v );
+ $vf = $this->getTextInBidtable( $variantFallbacks );
+ if ( $vf ) {
+ $bidtable[$v] = $vf;
+ }
}
- if(array_key_exists($v,$bidtable)){
- foreach($vmarked as $vo){
- // use syntax: -{A|zh:WordZh;zh-tw:WordTw}-
- // or -{H|zh:WordZh;zh-tw:WordTw}- or -{-|zh:WordZh;zh-tw:WordTw}-
+ if ( isset( $bidtable[$v] ) ) {
+ foreach ( $vmarked as $vo ) {
+ // use syntax: -{A|zh:WordZh;zh-tw:WordTw}-
+ // or -{H|zh:WordZh;zh-tw:WordTw}-
+ // or -{-|zh:WordZh;zh-tw:WordTw}-
// to introduce a custom mapping between
- // words WordZh and WordTw in the whole text
- if($manLevel[$v]=='bidirectional'){
- $this->mConvTable[$v][$bidtable[$vo]]=$bidtable[$v];
+ // words WordZh and WordTw in the whole text
+ if ( $manLevel[$v] == 'bidirectional' ) {
+ $this->mConvTable[$v][$bidtable[$vo]] = $bidtable[$v];
}
- if($manLevel[$vo]=='bidirectional'){
- $this->mConvTable[$vo][$bidtable[$v]]=$bidtable[$vo];
+ if ( $manLevel[$vo] == 'bidirectional' ) {
+ $this->mConvTable[$vo][$bidtable[$v]] = $bidtable[$vo];
}
}
- $vmarked[]=$v;
+ $vmarked[] = $v;
}
- /*for unidirectional array
- fill to convert tables */
- $allow_unid = $manLevel[$v]=='bidirectional'
- || $manLevel[$v]=='unidirectional';
- if($allow_unid && array_key_exists($v,$unidtable)){
- $ct=$this->mConvTable[$v];
- $this->mConvTable[$v] = array_merge($ct,$unidtable[$v]);
+ /*for unidirectional array fill to convert tables */
+ if ( ( $manLevel[$v] == 'bidirectional' || $manLevel[$v] == 'unidirectional' )
+ && isset( $unidtable[$v] ) )
+ {
+ if ( isset( $this->mConvTable[$v] ) ) {
+ $this->mConvTable[$v] = array_merge( $this->mConvTable[$v], $unidtable[$v] );
+ } else {
+ $this->mConvTable[$v] = $unidtable[$v];
+ }
}
}
}
/**
- * Parse rules and flags
+ * Parse rules and flags.
* @public
*/
- function parse($variant){
- if(!$variant)
+ function parse( $variant = NULL ) {
+ if ( !$variant ) {
$variant = $this->mConverter->getPreferredVariant();
+ }
$variants = $this->mConverter->mVariants;
$this->parseFlags();
@@ -1167,125 +1302,151 @@ class ConverterRule {
// convert to specified variant
// syntax: -{zh-hans;zh-hant[;...]|<text to convert>}-
- if( count( array_diff( $flags, $variants ) ) == 0 and count( $flags ) != 0 ) {
- if ( in_array( $variant, $flags ) ) // check if current variant in flags
+ if ( $this->mVariantFlags ) {
+ // check if current variant in flags
+ if ( isset( $this->mVariantFlags[$variant] ) ) {
// then convert <text to convert> to current language
- $this->mRules = $this->mConverter->autoConvert( $this->mRules, $variant );
- else { // if current variant no in flags,
+ $this->mRules = $this->mConverter->autoConvert( $this->mRules,
+ $variant );
+ } else { // if current variant no in flags,
// then we check its fallback variants.
- $variantFallbacks = $this->mConverter->getVariantFallbacks($variant);
+ $variantFallbacks =
+ $this->mConverter->getVariantFallbacks( $variant );
foreach ( $variantFallbacks as $variantFallback ) {
// if current variant's fallback exist in flags
- if ( in_array( $variantFallback, $flags ) ) {
+ if ( isset( $this->mVariantFlags[$variantFallback] ) ) {
// then convert <text to convert> to fallback language
- $this->mRules = $this->mConverter->autoConvert( $this->mRules, $variantFallback );
+ $this->mRules =
+ $this->mConverter->autoConvert( $this->mRules,
+ $variantFallback );
break;
}
}
}
- $this->mFlags = $flags = array('R');
+ $this->mFlags = $flags = array( 'R' => true );
}
- if( !in_array( 'R', $flags ) || !in_array( 'N', $flags ) ) {
- // decode => HTML entities modified by Sanitizer::removeHTMLtags
- $this->mRules = str_replace('=&gt;','=>',$this->mRules);
-
+ if ( !isset( $flags['R'] ) && !isset( $flags['N'] ) ) {
+ // decode => HTML entities modified by Sanitizer::removeHTMLtags
+ $this->mRules = str_replace( '=&gt;', '=>', $this->mRules );
$this->parseRules();
}
$rules = $this->mRules;
- if( count( $this->mBidtable ) == 0 && count( $this->mUnidtable ) == 0 ){
- if(in_array('+',$flags) || in_array('-',$flags))
+ if ( !$this->mBidtable && !$this->mUnidtable ) {
+ if ( isset( $flags['+'] ) || isset( $flags['-'] ) ) {
// fill all variants if text in -{A/H/-|text} without rules
- foreach($this->mConverter->mVariants as $v)
+ foreach ( $this->mConverter->mVariants as $v ) {
$this->mBidtable[$v] = $rules;
- elseif (!in_array('N',$flags) && !in_array('T',$flags) )
- $this->mFlags = $flags = array('R');
- }
-
- if( in_array('R',$flags) ) {
- // if we don't do content convert, still strip the -{}- tags
- $this->mRuleDisplay = $rules;
- } elseif ( in_array('N',$flags) ){
- // proces N flag: output current variant name
- $this->mRuleDisplay = $this->mConverter->mVariantNames[trim($rules)];
- } elseif ( in_array('D',$flags) ){
- // proces D flag: output rules description
- $this->mRuleDisplay = $this->getRulesDesc();
- } elseif ( in_array('H',$flags) || in_array('-',$flags) ) {
- // proces H,- flag or T only: output nothing
- $this->mRuleDisplay = '';
- } elseif ( in_array('S',$flags) ){
- $this->mRuleDisplay = $this->getRuleConvertedStr($variant,
- $this->mConverter->mDoContentConvert);
- } else {
- $this->mRuleDisplay= $this->mManualCodeError;
+ }
+ } elseif ( !isset( $flags['N'] ) && !isset( $flags['T'] ) ) {
+ $this->mFlags = $flags = array( 'R' => true );
+ }
+ }
+
+ $this->mRuleDisplay = false;
+ foreach ( $flags as $flag => $unused ) {
+ switch ( $flag ) {
+ case 'R':
+ // if we don't do content convert, still strip the -{}- tags
+ $this->mRuleDisplay = $rules;
+ break;
+ case 'N':
+ // process N flag: output current variant name
+ $ruleVar = trim( $rules );
+ if ( isset( $this->mConverter->mVariantNames[$ruleVar] ) ) {
+ $this->mRuleDisplay = $this->mConverter->mVariantNames[$ruleVar];
+ } else {
+ $this->mRuleDisplay = '';
+ }
+ break;
+ case 'D':
+ // process D flag: output rules description
+ $this->mRuleDisplay = $this->getRulesDesc();
+ break;
+ case 'H':
+ // process H,- flag or T only: output nothing
+ $this->mRuleDisplay = '';
+ break;
+ case '-':
+ $this->mRulesAction = 'remove';
+ $this->mRuleDisplay = '';
+ break;
+ case '+':
+ $this->mRulesAction = 'add';
+ $this->mRuleDisplay = '';
+ break;
+ case 'S':
+ $this->mRuleDisplay = $this->getRuleConvertedStr( $variant );
+ break;
+ case 'T':
+ $this->mRuleTitle = $this->getRuleConvertedStr( $variant );
+ $this->mRuleDisplay = '';
+ break;
+ default:
+ // ignore unknown flags (but see error case below)
+ }
}
- // proces T flag
- if ( in_array('T',$flags) ) {
- $this->mRuleTitle = $this->getRuleConvertedStr($variant,
- $this->mConverter->mDoTitleConvert);
+ if ( $this->mRuleDisplay === false ) {
+ $this->mRuleDisplay = $this->mManualCodeError;
}
- if (in_array('-', $flags))
- $this->mRulesAction='remove';
- if (in_array('+', $flags))
- $this->mRulesAction='add';
-
$this->generateConvTable();
}
-
+
/**
* @public
*/
- function hasRules(){
+ function hasRules() {
// TODO:
}
/**
- * get display text on markup -{...}-
+ * Get display text on markup -{...}-
* @public
*/
- function getDisplay(){
+ function getDisplay() {
return $this->mRuleDisplay;
}
+
/**
- * get converted title
+ * Get converted title.
* @public
*/
- function getTitle(){
+ function getTitle() {
return $this->mRuleTitle;
}
/**
- * return how deal with conversion rules
+ * Return how deal with conversion rules.
* @public
*/
- function getRulesAction(){
+ function getRulesAction() {
return $this->mRulesAction;
}
/**
- * get conversion table ( bidirectional and unidirectional conversion table )
+ * Get conversion table. ( bidirectional and unidirectional
+ * conversion table )
* @public
*/
- function getConvTable(){
+ function getConvTable() {
return $this->mConvTable;
}
/**
- * get conversion rules string
+ * Get conversion rules string.
* @public
*/
- function getRules(){
+ function getRules() {
return $this->mRules;
}
/**
- * get conversion flags
+ * Get conversion flags.
* @public
*/
- function getFlags(){
+ function getFlags() {
return $this->mFlags;
}
}
generated by cgit v1.2.2 (git 2.25.0) at 2024-04-23 09:27:16 +0000