mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-30 09:04:21 +00:00
331 lines
7.7 KiB
JavaScript
331 lines
7.7 KiB
JavaScript
var title = require('./mediawiki.Title.js'),
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Title = title.Title,
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Namespace = title.Namespace;
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var MWParserEnvironment = function(opts) {
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var options = {
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tagHooks: {},
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parserFunctions: {},
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pageCache: {}, // @fixme use something with managed space
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debug: false,
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trace: false,
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wgScriptPath: "/wiki",
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wgScript: "/wiki/index.php",
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wgUploadPath: "/wiki/images",
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wgScriptExtension: ".php",
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fetchTemplates: false,
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maxDepth: 40
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};
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// XXX: this should be namespaced
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$.extend(options, opts);
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$.extend(this, options);
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};
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// Outstanding page requests (for templates etc)
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// Class-static
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MWParserEnvironment.prototype.requestQueue = {};
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MWParserEnvironment.prototype.lookupKV = function ( kvs, key ) {
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if ( ! kvs ) {
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return null;
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}
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var kv;
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for ( var i = 0, l = kvs.length; i < l; i++ ) {
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kv = kvs[i];
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if ( kv.k === key ) {
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// found, return it.
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return kv;
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}
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}
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// nothing found!
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return null;
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};
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MWParserEnvironment.prototype.lookupValue = function ( kvs, key ) {
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if ( ! kvs ) {
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return null;
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}
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var kv;
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for ( var i = 0, l = kvs.length; i < l; i++ ) {
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kv = kvs[i];
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if ( kv.v === key ) {
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// found, return it.
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return kv;
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}
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}
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// nothing found!
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return null;
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};
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/**
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* Trim space and newlines from leading and trailing text tokens.
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*/
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MWParserEnvironment.prototype.tokenTrim = function ( tokens ) {
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var l = tokens.length,
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i, token;
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// strip leading space
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for ( i = 0; i < l; i++ ) {
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token = tokens[i];
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if ( token.constructor === String ) {
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token = token.replace( /^\s+/, '' );
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tokens[i] = token;
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if ( token !== '' ) {
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break;
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}
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} else {
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break;
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}
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}
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// strip trailing space
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for ( i = l - 1; i >= 0; i-- ) {
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token = tokens[i];
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if ( token.constructor === String ) {
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token = token.replace( /\s+$/, '' );
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tokens[i] = token;
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if ( token !== '' ) {
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break;
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}
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} else {
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break;
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}
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}
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return tokens;
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};
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/**
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* Convert an array of key-value pairs into a hash of keys to values. For
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* duplicate keys, the last entry wins.
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*/
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MWParserEnvironment.prototype.KVtoHash = function ( kvs ) {
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if ( ! kvs ) {
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console.warn( "Invalid kvs!: " + JSON.stringify( kvs, null, 2 ) );
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return {};
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}
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var res = {};
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for ( var i = 0, l = kvs.length; i < l; i++ ) {
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var kv = kvs[i],
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key = this.tokensToString( kv.k ).trim();
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//if( res[key] === undefined ) {
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res[key] = this.tokenTrim( kv.v );
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//}
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}
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//console.warn( 'KVtoHash: ' + JSON.stringify( res ));
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return res;
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};
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// Does this need separate UI/content inputs?
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MWParserEnvironment.prototype.formatNum = function( num ) {
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return num + '';
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};
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MWParserEnvironment.prototype.getVariable = function( varname, options ) {
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//
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};
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/**
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* @return MWParserFunction
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*/
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MWParserEnvironment.prototype.getParserFunction = function( name ) {
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if (name in this.parserFunctions) {
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return new this.parserFunctions[name]( this );
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} else {
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return null;
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}
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};
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/**
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* @return MWParserTagHook
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*/
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MWParserEnvironment.prototype.getTagHook = function( name ) {
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if (name in this.tagHooks) {
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return new this.tagHooks[name](this);
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} else {
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return null;
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}
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};
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MWParserEnvironment.prototype.makeTitleFromPrefixedText = function ( text ) {
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text = this.normalizeTitle( text );
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var nsText = text.split( ':', 1 )[0];
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if ( nsText && nsText !== text ) {
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var _ns = new Namespace(0);
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var ns = _ns._defaultNamespaceIDs[ nsText.toLowerCase() ];
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//console.warn( JSON.stringify( [ nsText, ns ] ) );
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if ( ns !== undefined ) {
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return new Title( text.substr( nsText.length + 1 ), ns, nsText, this );
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} else {
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return new Title( text, 0, '', this );
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}
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} else {
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return new Title( text, 0, '', this );
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}
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};
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// XXX: move to Title!
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MWParserEnvironment.prototype.normalizeTitle = function( name ) {
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if (typeof name !== 'string') {
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throw new Error('nooooooooo not a string');
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}
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var forceNS;
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if ( name.substr( 0, 1 ) === ':' ) {
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forceNS = ':';
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name = name.substr(1);
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} else {
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forceNS = '';
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}
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name = name.trim().replace(/[\s_]+/g, '_');
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// XXX: strip subst for now..
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name = name.replace( /^subst:/, '' );
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// Implement int: as alias for MediaWiki:
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if ( name.substr( 0, 4 ) === 'int:' ) {
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name = 'MediaWiki:' + name.substr( 4 );
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}
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// FIXME: Generalize namespace case normalization
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if ( name.substr( 0, 10 ).toLowerCase() === 'mediawiki:' ) {
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name = 'MediaWiki:' + name.substr( 10 );
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}
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function upperFirst( s ) { return s.substr(0, 1).toUpperCase() + s.substr(1); }
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// XXX: Do not uppercase all bits!
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var ns = name.split(':', 1)[0];
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if( ns !== '' && ns !== name ) {
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name = upperFirst( ns ) + ':' + upperFirst( name.substr( ns.length + 1 ) );
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} else {
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name = upperFirst( name );
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}
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//name = name.split(':').map( upperFirst ).join(':');
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//if (name === '') {
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// throw new Error('Invalid/empty title');
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//}
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return forceNS + name;
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};
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/**
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* @fixme do this for real eh
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*/
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MWParserEnvironment.prototype.resolveTitle = function( name, namespace ) {
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// hack!
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if (name.indexOf(':') == -1 && typeof namespace ) {
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// hack hack hack
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name = namespace + ':' + this.normalizeTitle( name );
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}
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return name;
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};
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MWParserEnvironment.prototype.tokensToString = function ( tokens, strict ) {
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var out = [];
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//console.warn( 'MWParserEnvironment.tokensToString, tokens: ' + JSON.stringify( tokens ) );
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// XXX: quick hack, track down non-array sources later!
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if ( ! $.isArray( tokens ) ) {
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tokens = [ tokens ];
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}
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for ( var i = 0, l = tokens.length; i < l; i++ ) {
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var token = tokens[i];
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if ( token === undefined ) {
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console.trace();
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this.tp( 'MWParserEnvironment.tokensToString, invalid token: ' +
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JSON.stringify( token ) +
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' tokens:' + JSON.stringify( tokens, null, 2 ));
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continue;
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}
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if ( token.constructor === String ) {
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out.push( token );
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} else if ( token.constructor === CommentTk || token.constructor === NlTk ) {
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// strip comments and newlines
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} else {
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if ( strict ) {
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return [out.join(''), tokens.slice( i )];
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}
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var tstring = JSON.stringify( token );
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this.dp ( 'MWParserEnvironment.tokensToString, non-text token: ' +
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tstring + JSON.stringify( tokens, null, 2 ) );
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//console.trace();
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//out.push( tstring );
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}
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}
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//console.warn( 'MWParserEnvironment.tokensToString result: ' + out.join('') );
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return out.join('');
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};
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MWParserEnvironment.prototype.decodeURI = function ( s ) {
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return s.replace( /%[0-9a-f][0-9a-f]/g, function( m ) {
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try {
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return decodeURI( m );
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} catch ( e ) {
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return m;
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}
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} );
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};
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MWParserEnvironment.prototype.sanitizeURI = function ( s ) {
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var host = s.match(/^[a-zA-Z]+:\/\/[^\/]+(?:\/|$)/),
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path = s,
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anchor = null;
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//console.warn( 'host: ' + host );
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if ( host ) {
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path = s.substr( host[0].length );
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host = host[0];
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} else {
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host = '';
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}
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var bits = path.split('#');
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if ( bits.length > 1 ) {
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anchor = bits[bits.length - 1];
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path = path.substr(0, path.length - anchor.length - 1);
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}
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host = host.replace( /%(?![0-9a-fA-F][0-9a-fA-F])|[#|]/g, function ( m ) {
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return encodeURIComponent( m );
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} );
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path = path.replace( /%(?![0-9a-fA-F][0-9a-fA-F])|[ \[\]#|]/g, function ( m ) {
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return encodeURIComponent( m );
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} );
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s = host + path;
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if ( anchor !== null ) {
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s += '#' + anchor;
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}
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return s;
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};
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/**
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* Simple debug helper
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*/
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MWParserEnvironment.prototype.dp = function ( ) {
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if ( this.debug ) {
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if ( arguments.length > 1 ) {
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try {
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console.warn( JSON.stringify( arguments, null, 2 ) );
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} catch ( e ) {
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console.warn( e );
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}
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} else {
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console.warn( arguments[0] );
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}
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}
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};
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/**
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* Simple debug helper, trace-only
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*/
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MWParserEnvironment.prototype.tp = function ( ) {
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if ( this.debug || this.trace ) {
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if ( arguments.length > 1 ) {
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console.warn( JSON.stringify( arguments, null, 2 ) );
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} else {
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console.warn( arguments[0] );
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}
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}
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};
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if (typeof module == "object") {
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module.exports.MWParserEnvironment = MWParserEnvironment;
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}
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