mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-15 02:23:58 +00:00
6983481561
only expand used branches selected by parser functions. Template (and -argument) expansion is simply registered before general expansion. Additionally, a few more simple time-based magic words are added in ParserFunctions.
326 lines
12 KiB
JavaScript
326 lines
12 KiB
JavaScript
/**
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* Some parser functions, and quite a bunch of stubs of parser functions.
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* Instantiated and called by the TemplateHandler extension.
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*
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* @author Gabriel Wicke <gwicke@wikimedia.org>
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*/
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function ParserFunctions ( manager ) {
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this.manager = manager;
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}
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ParserFunctions.prototype.fun = {};
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ParserFunctions.prototype['pf_#if'] = function ( target, argList, argDict ) {
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if ( target.trim() !== '' ) {
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this.manager.env.dp('#if, first branch', target.trim(), argDict[1] );
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return argDict[1] || [];
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} else {
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this.manager.env.dp('#if, second branch', target.trim(), argDict[2] );
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return argDict[2] || [];
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}
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};
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ParserFunctions.prototype['pf_#switch'] = function ( target, argList, argDict ) {
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this.manager.env.dp( 'switch enter: ' + target.trim() +
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' looking in ', argDict );
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target = target.trim();
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if ( target in argDict ) {
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this.manager.env.dp( 'switch found: ' + target +
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' res=', argDict[target] );
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return argDict[target];
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} else if ( '#default' in argDict ) {
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return argDict['#default'];
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} else {
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var lastKV = argList[argList.length - 1];
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if ( lastKV && ! lastKV.v.length ) {
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return lastKV.v;
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} else {
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return [];
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}
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}
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};
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// #ifeq
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ParserFunctions.prototype['pf_#ifeq'] = function ( target, argList, argDict ) {
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if ( argList.length < 2 ) {
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return [];
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} else {
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if ( target.trim() === this.manager.env.tokensToString( argList[0].v ).trim() ) {
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return ( argList[1] && argList[1].v) || [];
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} else {
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return ( argList[2] && argList[2].v) || [];
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}
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}
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};
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ParserFunctions.prototype['pf_lc'] = function ( target, argList, argDict ) {
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return [ target.toLowerCase() ];
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};
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ParserFunctions.prototype['pf_uc'] = function ( target, argList, argDict ) {
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return [ target.toUpperCase() ];
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};
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ParserFunctions.prototype['pf_ucfirst'] = function ( target, argList, argDict ) {
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if ( target ) {
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return [ target[0].toUpperCase() + target.substr(1) ];
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} else {
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return [];
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}
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};
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ParserFunctions.prototype['pf_lcfirst'] = function ( target, argList, argDict ) {
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if ( target ) {
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return [ target[0].toLowerCase() + target.substr(1) ];
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} else {
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return [];
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}
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};
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ParserFunctions.prototype['pf_padleft'] = function ( target, argList, argDict ) {
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if ( '1' in argDict ) {
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var n = argDict[1];
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while ( target.length < n ) {
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target = '0' + target;
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}
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return [target];
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} else {
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return [];
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}
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};
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ParserFunctions.prototype['pf_#tag'] = function ( target, argList, argDict ) {
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// XXX: handle things like {{#tag:nowiki|{{{input1|[[shouldnotbelink]]}}}}}
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// https://www.mediawiki.org/wiki/Future/Parser_development#Token_stream_transforms
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return [ new TagTk( target ) ]
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.concat( argList[0].v,
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[ new EndTagTk( target ) ] );
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};
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ParserFunctions.prototype['pf_currentyear'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'Y', [], {} );
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};
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ParserFunctions.prototype['pf_currentmonth'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'm', [], {} );
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};
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ParserFunctions.prototype['pf_currentmonthname'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'J', [], {} );
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};
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ParserFunctions.prototype['pf_currentmonthabbrev'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'M', [], {} );
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};
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ParserFunctions.prototype['pf_currentday'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'j', [], {} );
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};
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ParserFunctions.prototype['pf_currentdayname'] = function ( target, argList, argDict ) {
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return this['pf_#time']( 'l', [], {} );
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};
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// A first approximation, anyway..
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// Based on http://jacwright.com/projects/javascript/date_format/ for now, MIT
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// licensed.
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ParserFunctions.prototype['pf_#time'] = function ( target, argList, argDict ) {
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var res,
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tpl = target.trim();
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//try {
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// var date = new Date( this.manager.env.tokensToString( argList[0].v ) );
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// res = [ date.format( target ) ];
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//} catch ( e ) {
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// this.manager.env.dp( 'ERROR: #time ' + e );
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try {
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res = [ new Date().format ( tpl ) ];
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} catch ( e2 ) {
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this.manager.env.dp( 'ERROR: #time ' + e2 );
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res = [ new Date().toString() ];
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}
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//}
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return res;
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};
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// Simulates PHP's date function
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Date.prototype.format = function(format) {
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var returnStr = '';
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var replace = Date.replaceChars;
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for (var i = 0; i < format.length; i++) {
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var curChar = format.charAt(i);
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if (i - 1 >= 0 && format.charAt(i - 1) == "\\") {
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returnStr += curChar;
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}
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else if (replace[curChar]) {
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returnStr += replace[curChar].call(this);
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} else if (curChar != "\\"){
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returnStr += curChar;
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}
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}
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return returnStr;
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};
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// XXX: support localization
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Date.replaceChars = {
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shortMonths: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
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longMonths: ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
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shortDays: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
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longDays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
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// Day
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d: function() { return (this.getDate() < 10 ? '0' : '') + this.getDate(); },
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D: function() { return Date.replaceChars.shortDays[this.getDay()]; },
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j: function() { return this.getDate(); },
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l: function() { return Date.replaceChars.longDays[this.getDay()]; },
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N: function() { return this.getDay() + 1; },
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S: function() { return (this.getDate() % 10 == 1 && this.getDate() != 11 ? 'st' : (this.getDate() % 10 == 2 && this.getDate() != 12 ? 'nd' : (this.getDate() % 10 == 3 && this.getDate() != 13 ? 'rd' : 'th'))); },
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w: function() { return this.getDay(); },
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z: function() { var d = new Date(this.getFullYear(),0,1); return Math.ceil((this - d) / 86400000); }, // Fixed now
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// Week
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W: function() { var d = new Date(this.getFullYear(), 0, 1); return Math.ceil((((this - d) / 86400000) + d.getDay() + 1) / 7); }, // Fixed now
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// Month
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F: function() { return Date.replaceChars.longMonths[this.getMonth()]; },
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m: function() { return (this.getMonth() < 9 ? '0' : '') + (this.getMonth() + 1); },
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M: function() { return Date.replaceChars.shortMonths[this.getMonth()]; },
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n: function() { return this.getMonth() + 1; },
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t: function() { var d = new Date(); return new Date(d.getFullYear(), d.getMonth(), 0).getDate(); }, // Fixed now, gets #days of date
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// Year
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L: function() { var year = this.getFullYear(); return (year % 400 === 0 || (year % 100 !== 0 && year % 4 === 0)); }, // Fixed now
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o: function() { var d = new Date(this.valueOf()); d.setDate(d.getDate() - ((this.getDay() + 6) % 7) + 3); return d.getFullYear();}, //Fixed now
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Y: function() { return this.getFullYear(); },
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y: function() { return ('' + this.getFullYear()).substr(2); },
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// Time
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a: function() { return this.getHours() < 12 ? 'am' : 'pm'; },
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A: function() { return this.getHours() < 12 ? 'AM' : 'PM'; },
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B: function() { return Math.floor((((this.getUTCHours() + 1) % 24) + this.getUTCMinutes() / 60 + this.getUTCSeconds() / 3600) * 1000 / 24); }, // Fixed now
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g: function() { return this.getHours() % 12 || 12; },
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G: function() { return this.getHours(); },
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h: function() { return ((this.getHours() % 12 || 12) < 10 ? '0' : '') + (this.getHours() % 12 || 12); },
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H: function() { return (this.getHours() < 10 ? '0' : '') + this.getHours(); },
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i: function() { return (this.getMinutes() < 10 ? '0' : '') + this.getMinutes(); },
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s: function() { return (this.getSeconds() < 10 ? '0' : '') + this.getSeconds(); },
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u: function() { var m = this.getMilliseconds(); return (m < 10 ? '00' : (m < 100 ?
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'0' : '')) + m; },
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// Timezone
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e: function() { return "Not Yet Supported"; },
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I: function() { return "Not Yet Supported"; },
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O: function() { return (-this.getTimezoneOffset() < 0 ? '-' : '+') + (Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') + (Math.abs(this.getTimezoneOffset() / 60)) + '00'; },
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P: function() { return (-this.getTimezoneOffset() < 0 ? '-' : '+') + (Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') + (Math.abs(this.getTimezoneOffset() / 60)) + ':00'; }, // Fixed now
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T: function() { var m = this.getMonth(); this.setMonth(0); var result = this.toTimeString().replace(/^.+ \(?([^\)]+)\)?$/, '$1'); this.setMonth(m); return result;},
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Z: function() { return -this.getTimezoneOffset() * 60; },
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// Full Date/Time
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c: function() { return this.format("Y-m-d\\TH:i:sP"); }, // Fixed now
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r: function() { return this.toString(); },
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U: function() { return this.getTime() / 1000; }
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};
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ParserFunctions.prototype['pf_#ifexpr'] = function ( target, argList, argDict ) {
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this.manager.env.dp( '#ifexp: ' + JSON.stringify( argList ) );
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var res;
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try {
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var f = new Function ( 'return (' + target + ')' );
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res = f();
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} catch ( e ) {
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return [ 'class="error" in expression ' + target ];
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}
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if ( res ) {
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return ( argList[0] && argList[0].v ) || [];
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} else {
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return ( argList[1] && argList[1].v ) || [];
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}
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};
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ParserFunctions.prototype['pf_#iferror'] = function ( target, argList, argDict ) {
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if ( target.indexOf( 'class="error"' ) >= 0 ) {
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return ( argList[0] && argList[0].v ) || [];
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} else {
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return ( argList[1] && argList[1].v ) || [];
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}
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};
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ParserFunctions.prototype['pf_#expr'] = function ( target, argList, argDict ) {
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var res;
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try {
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var f = new Function ( 'return (' + target + ')' );
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res = f();
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} catch ( e ) {
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return [ 'class="error" in expression ' + target ];
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}
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return [ res.toString() ];
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};
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ParserFunctions.prototype['pf_localurl'] = function ( target, argList, argDict ) {
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return ( this.manager.env.wgScriptPath + '/index' +
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this.manager.env.wgScriptExtension + '?title=' +
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this.manager.env.normalizeTitle( target ) + '&' +
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argList.map(
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function( kv ) {
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//console.log( JSON.stringify( kv ) );
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return (kv.v !== '' && kv.k + '=' + kv.v ) || kv.k;
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}
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).join('&')
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);
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};
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/**
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* Stub section: Pick any of these and actually implement them!
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*/
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// FIXME
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ParserFunctions.prototype['pf_#ifexist'] = function ( target, argList, argDict ) {
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return ( argList[0] && argList[0].v ) || [];
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};
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ParserFunctions.prototype['pf_formatnum'] = function ( target, argList, argDict ) {
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return [ target ];
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};
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ParserFunctions.prototype['pf_currentpage'] = function ( target, argList, argDict ) {
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return [ target ];
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};
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ParserFunctions.prototype['pf_pagename'] = function ( target, argList, argDict ) {
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return [ target ];
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};
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ParserFunctions.prototype['pf_pagesize'] = function ( target, argList, argDict ) {
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return [ '100' ];
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};
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ParserFunctions.prototype['pf_pagename'] = function ( target, argList, argDict ) {
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return [ target ];
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};
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ParserFunctions.prototype['pf_pagenamee'] = function ( target, argList, argDict ) {
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return [ target ];
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};
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ParserFunctions.prototype['pf_fullpagename'] = function ( target, argList, argDict ) {
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return [target];
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};
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ParserFunctions.prototype['pf_fullpagenamee'] = function ( target, argList, argDict ) {
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return [target];
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};
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ParserFunctions.prototype['pf_fullurl'] = function ( target, argList, argDict ) {
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return [target];
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};
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ParserFunctions.prototype['pf_urlencode'] = function ( target, argList, argDict ) {
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this.manager.env.tp( 'urlencode: ' + target );
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return [target.trim()];
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};
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ParserFunctions.prototype['pf_anchorencode'] = function ( target, argList, argDict ) {
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return [target];
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};
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ParserFunctions.prototype['pf_namespace'] = function ( target, argList, argDict ) {
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return ['Main'];
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};
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ParserFunctions.prototype['pf_protectionlevel'] = function ( target, argList, argDict ) {
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return [''];
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};
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ParserFunctions.prototype['pf_ns'] = function ( target, argList, argDict ) {
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return [target];
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};
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ParserFunctions.prototype['pf_subjectspace'] = function ( target, argList, argDict ) {
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return ['Main'];
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};
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ParserFunctions.prototype['pf_talkspace'] = function ( target, argList, argDict ) {
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return ['Talk'];
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};
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ParserFunctions.prototype['pf_numberofarticles'] = function ( target, argList, argDict ) {
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return ["1"];
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};
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if (typeof module == "object") {
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module.exports.ParserFunctions = ParserFunctions;
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}
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