mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-16 02:51:50 +00:00
502 lines
16 KiB
JavaScript
502 lines
16 KiB
JavaScript
/**
|
|
* Some parser functions, and quite a bunch of stubs of parser functions.
|
|
* There are still quite a few missing, see
|
|
* http://www.mediawiki.org/wiki/Help:Magic_words and
|
|
* http://www.mediawiki.org/wiki/Help:Extension:ParserFunctions.
|
|
* Instantiated and called by the TemplateHandler extension. Any pf_<prefix>
|
|
* matching a lower-cased template name prefix up to the first colon will
|
|
* override that template.
|
|
*
|
|
* TODO: Implement these more thoroughly, and test against
|
|
* extensions/ParserFunction/
|
|
* convertTests.txt
|
|
* exprTests.txt
|
|
* funcsParserTests.txt
|
|
* stringFunctionTests.txt
|
|
*
|
|
* @author Gabriel Wicke <gwicke@wikimedia.org>
|
|
*/
|
|
|
|
|
|
function ParserFunctions ( manager ) {
|
|
this.manager = manager;
|
|
this.env = manager.env;
|
|
}
|
|
|
|
// Temporary helper.
|
|
ParserFunctions.prototype._rejoinKV = function ( k, v ) {
|
|
if ( k && k.length ) {
|
|
return k.concat( ['='], v );
|
|
} else {
|
|
return v;
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype['pf_#if'] = function ( target, argList, argDict, unnamedArgs ) {
|
|
if ( target.trim() !== '' ) {
|
|
this.env.dp('#if, first branch', target.trim(), argDict[1] );
|
|
return unnamedArgs[0] &&
|
|
this._rejoinKV( unnamedArgs[0].k, argList[0].v ) ||
|
|
[];
|
|
} else {
|
|
this.env.dp('#if, second branch', target.trim(), argDict[2] );
|
|
return unnamedArgs[1] &&
|
|
this._rejoinKV( unnamedArgs[1].k, argList[1] && argList[1].v ) ||
|
|
[];
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype._switchLookupFallback = function ( kvs, key ) {
|
|
if ( ! kvs ) {
|
|
return null;
|
|
}
|
|
var kv;
|
|
for ( var i = 0, l = kvs.length; i < l; i++ ) {
|
|
kv = kvs[i];
|
|
if ( this.env.tokensToString( kv.v, true ) === key ) {
|
|
// found. now look for the next entry with a non-empty key.
|
|
for ( var j = i; j < l; j++) {
|
|
kv = kvs[j];
|
|
// XXX: make sure the key is always one of these!
|
|
if ( kv.k !== '' && kv.k !== [] ) {
|
|
return kv;
|
|
}
|
|
}
|
|
// no fall-through found, return.
|
|
return null;
|
|
}
|
|
}
|
|
// value not found!
|
|
return null;
|
|
};
|
|
|
|
// TODO: Implement
|
|
// http://www.mediawiki.org/wiki/Help:Extension:ParserFunctions#Grouping_results
|
|
ParserFunctions.prototype['pf_#switch'] = function ( target, argList, argDict, unnamedArgs ) {
|
|
this.env.dp( 'switch enter', target.trim(),
|
|
' looking in ', argDict );
|
|
target = target.trim();
|
|
if ( argDict[target] !== undefined ) {
|
|
this.env.dp( 'switch found: ' + target +
|
|
' res=', argDict[target] );
|
|
return argDict[target];
|
|
} else {
|
|
var fallThrough = this._switchLookupFallback( unnamedArgs, target );
|
|
//console.warn( 'fallThrough: ' + JSON.stringify( [ unnamedArgs, fallThrough ] ) );
|
|
if ( fallThrough !== null ) {
|
|
return fallThrough.v;
|
|
} else if ( '#default' in argDict ) {
|
|
return argDict['#default'];
|
|
} else {
|
|
var lastKV = argList[argList.length - 1];
|
|
if ( lastKV && ! lastKV.v.length ) {
|
|
return lastKV.v;
|
|
} else {
|
|
return [];
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
// #ifeq
|
|
ParserFunctions.prototype['pf_#ifeq'] = function ( target, argList, argDict, unnamedArgs ) {
|
|
if ( argList.length < 2 ) {
|
|
return [];
|
|
} else {
|
|
if ( target.trim() === this.env.tokensToString( argList[0].v ).trim() ) {
|
|
return unnamedArgs[1] &&
|
|
this._rejoinKV( unnamedArgs[1].k, argList[1].v ) ||
|
|
[];
|
|
} else {
|
|
return unnamedArgs[2] &&
|
|
this._rejoinKV( unnamedArgs[2].k, argList[2].v ) ||
|
|
[];
|
|
}
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype.pf_lc = function ( target, argList, argDict ) {
|
|
return [ target.toLowerCase() ];
|
|
};
|
|
|
|
ParserFunctions.prototype.pf_uc = function ( target, argList, argDict ) {
|
|
return [ target.toUpperCase() ];
|
|
};
|
|
|
|
ParserFunctions.prototype.pf_ucfirst = function ( target, argList, argDict ) {
|
|
if ( target ) {
|
|
return [ target[0].toUpperCase() + target.substr(1) ];
|
|
} else {
|
|
return [];
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype.pf_lcfirst = function ( target, argList, argDict ) {
|
|
if ( target ) {
|
|
return [ target[0].toLowerCase() + target.substr(1) ];
|
|
} else {
|
|
return [];
|
|
}
|
|
};
|
|
ParserFunctions.prototype.pf_padleft = function ( target, argList, argDict ) {
|
|
if ( '1' in argDict ) {
|
|
var n = argDict[1];
|
|
while ( target.length < n ) {
|
|
target = '0' + target;
|
|
}
|
|
return [target];
|
|
} else {
|
|
return [];
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype['pf_#tag'] = function ( target, argList, argDict ) {
|
|
// TODO: handle things like {{#tag:nowiki|{{{input1|[[shouldnotbelink]]}}}}}
|
|
// https://www.mediawiki.org/wiki/Future/Parser_development#Token_stream_transforms
|
|
return [ new TagTk( target ) ]
|
|
.concat( argList[0].v,
|
|
[ new EndTagTk( target ) ] );
|
|
};
|
|
|
|
// TODO: These are just quick wrappers for now, optimize!
|
|
ParserFunctions.prototype.pf_currentyear = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'Y', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentmonth = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'm', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentmonthname = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'F', [], {} );
|
|
};
|
|
// XXX Actually use genitive form!
|
|
ParserFunctions.prototype.pf_currentmonthnamegen = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'F', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentmonthabbrev = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'M', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentweek = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'W', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentdow = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'w', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentday = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'j', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentday2 = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'd', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currentdayname = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'l', [], {} );
|
|
};
|
|
ParserFunctions.prototype.pf_currenttime = function ( target, argList, argDict ) {
|
|
return this['pf_#time']( 'H:i', [], {} );
|
|
};
|
|
|
|
// A first approximation of time stuff.
|
|
// TODO: Implement time spec (+ 1 day etc), check if formats are complete etc.
|
|
// See http://www.mediawiki.org/wiki/Help:Extension:ParserFunctions#.23time
|
|
// for the full list of requirements!
|
|
//
|
|
// First (very rough) approximation below based on
|
|
// http://jacwright.com/projects/javascript/date_format/, MIT licensed.
|
|
ParserFunctions.prototype['pf_#time'] = function ( target, argList, argDict ) {
|
|
var res,
|
|
tpl = target.trim();
|
|
//try {
|
|
// var date = new Date( this.env.tokensToString( argList[0].v ) );
|
|
// res = [ date.format( target ) ];
|
|
//} catch ( e ) {
|
|
// this.env.dp( 'ERROR: #time ' + e );
|
|
|
|
try {
|
|
res = [ new Date().format ( tpl ) ];
|
|
} catch ( e2 ) {
|
|
this.env.dp( 'ERROR: #time ' + e2 );
|
|
res = [ new Date().toString() ];
|
|
}
|
|
//}
|
|
return res;
|
|
};
|
|
|
|
// Simulates PHP's date function
|
|
// XXX: don't patch Date.prototype?
|
|
Date.prototype.format = function(format) {
|
|
var returnStr = '';
|
|
var replace = Date.replaceChars;
|
|
for (var i = 0; i < format.length; i++) {
|
|
var curChar = format.charAt(i);
|
|
if (i - 1 >= 0 && format.charAt(i - 1) == "\\") {
|
|
returnStr += curChar;
|
|
}
|
|
else if (replace[curChar]) {
|
|
returnStr += replace[curChar].call(this);
|
|
} else if (curChar != "\\"){
|
|
returnStr += curChar;
|
|
}
|
|
}
|
|
return returnStr;
|
|
};
|
|
|
|
// XXX: support localization
|
|
Date.replaceChars = {
|
|
shortMonths: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug',
|
|
'Sep', 'Oct', 'Nov', 'Dec'],
|
|
longMonths: ['January', 'February', 'March', 'April', 'May', 'June',
|
|
'July', 'August', 'September', 'October', 'November', 'December'],
|
|
shortDays: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'],
|
|
longDays: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday',
|
|
'Friday', 'Saturday'],
|
|
|
|
// Day
|
|
d: function() { return (this.getDate() < 10 ? '0' : '') + this.getDate(); },
|
|
D: function() { return Date.replaceChars.shortDays[this.getDay()]; },
|
|
j: function() { return this.getDate(); },
|
|
l: function() { return Date.replaceChars.longDays[this.getDay()]; },
|
|
N: function() { return this.getDay() + 1; },
|
|
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')));
|
|
},
|
|
w: function() { return this.getDay(); },
|
|
z: function() {
|
|
var d = new Date(this.getFullYear(),0,1);
|
|
return Math.ceil((this - d) / 86400000);
|
|
},
|
|
// Week
|
|
W: function() {
|
|
var d = new Date(this.getFullYear(), 0, 1);
|
|
return Math.ceil((((this - d) / 86400000) + d.getDay() + 1) / 7);
|
|
},
|
|
// Month
|
|
F: function() { return Date.replaceChars.longMonths[this.getMonth()]; },
|
|
m: function() { return (this.getMonth() < 9 ? '0' : '') + (this.getMonth() + 1); },
|
|
M: function() { return Date.replaceChars.shortMonths[this.getMonth()]; },
|
|
n: function() { return this.getMonth() + 1; },
|
|
t: function() {
|
|
var d = new Date();
|
|
return new Date(d.getFullYear(), d.getMonth(), 0).getDate();
|
|
},
|
|
// Year
|
|
L: function() {
|
|
var year = this.getFullYear();
|
|
return (year % 400 === 0 || (year % 100 !== 0 && year % 4 === 0));
|
|
},
|
|
o: function() {
|
|
var d = new Date(this.valueOf());
|
|
d.setDate(d.getDate() - ((this.getDay() + 6) % 7) + 3);
|
|
return d.getFullYear();
|
|
},
|
|
Y: function() { return this.getFullYear(); },
|
|
y: function() { return ('' + this.getFullYear()).substr(2); },
|
|
// Time
|
|
a: function() { return this.getHours() < 12 ? 'am' : 'pm'; },
|
|
A: function() { return this.getHours() < 12 ? 'AM' : 'PM'; },
|
|
B: function() {
|
|
return Math.floor((((this.getUTCHours() + 1) % 24) +
|
|
this.getUTCMinutes() / 60 +
|
|
this.getUTCSeconds() / 3600) * 1000 / 24);
|
|
},
|
|
g: function() { return this.getHours() % 12 || 12; },
|
|
G: function() { return this.getHours(); },
|
|
h: function() {
|
|
return ((this.getHours() % 12 || 12) < 10 ? '0' : '') +
|
|
(this.getHours() % 12 || 12);
|
|
},
|
|
H: function() { return (this.getHours() < 10 ? '0' : '') + this.getHours(); },
|
|
i: function() { return (this.getMinutes() < 10 ? '0' : '') + this.getMinutes(); },
|
|
s: function() { return (this.getSeconds() < 10 ? '0' : '') + this.getSeconds(); },
|
|
u: function() {
|
|
var m = this.getMilliseconds();
|
|
return (m < 10 ? '00' : (m < 100 ? '0' : '')) + m;
|
|
},
|
|
// Timezone
|
|
e: function() { return "Not Yet Supported"; },
|
|
I: function() { return "Not Yet Supported"; },
|
|
O: function() {
|
|
return (-this.getTimezoneOffset() < 0 ? '-' : '+') +
|
|
(Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') +
|
|
(Math.abs(this.getTimezoneOffset() / 60)) + '00';
|
|
},
|
|
P: function() {
|
|
return (-this.getTimezoneOffset() < 0 ? '-' : '+') +
|
|
(Math.abs(this.getTimezoneOffset() / 60) < 10 ? '0' : '') +
|
|
(Math.abs(this.getTimezoneOffset() / 60)) + ':00';
|
|
},
|
|
T: function() {
|
|
var m = this.getMonth();
|
|
this.setMonth(0);
|
|
var result = this.toTimeString().replace(/^.+ \(?([^\)]+)\)?$/, '$1');
|
|
this.setMonth(m);
|
|
return result;
|
|
},
|
|
Z: function() { return -this.getTimezoneOffset() * 60; },
|
|
// Full Date/Time
|
|
c: function() { return this.format("Y-m-d\\TH:i:sP"); },
|
|
r: function() { return this.toString(); },
|
|
U: function() { return this.getTime() / 1000; }
|
|
};
|
|
|
|
ParserFunctions.prototype['pf_#ifexpr'] = function ( target, argList, argDict, unnamedArgs ) {
|
|
this.env.dp( '#ifexp: ' + JSON.stringify( argList ) );
|
|
var res;
|
|
if ( target ) {
|
|
try {
|
|
var f = new Function ( 'return (' + target + ')' );
|
|
res = f();
|
|
} catch ( e ) {
|
|
return [ 'class="error" in expression ' + target ];
|
|
}
|
|
} else {
|
|
res = target;
|
|
}
|
|
if ( res ) {
|
|
return unnamedArgs[0] &&
|
|
this._rejoinKV( unnamedArgs[0].k, argList[0].v ) ||
|
|
[];
|
|
} else {
|
|
return unnamedArgs[1] &&
|
|
this._rejoinKV( unnamedArgs[1].k, argList[1].v ) ||
|
|
[];
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype['pf_#iferror'] = function ( target, argList, argDict ) {
|
|
if ( target.indexOf( 'class="error"' ) >= 0 ) {
|
|
return ( argList[0] && argList[0].v ) || [];
|
|
} else {
|
|
return argList[1] && argList[1].v || [ target ] ;
|
|
}
|
|
};
|
|
|
|
ParserFunctions.prototype['pf_#expr'] = function ( target, argList, argDict ) {
|
|
var res;
|
|
if ( target ) {
|
|
try {
|
|
var f = new Function ( 'return (' + target + ')' );
|
|
res = f();
|
|
} catch ( e ) {
|
|
return [ 'class="error" in expression ' + target ];
|
|
}
|
|
} else {
|
|
res = '';
|
|
}
|
|
return [ res.toString() ];
|
|
};
|
|
|
|
ParserFunctions.prototype.pf_localurl = function ( target, argList, argDict ) {
|
|
return (
|
|
'/' +
|
|
// FIXME! Figure out correct prefix to use
|
|
//this.env.wgScriptPath +
|
|
'index' +
|
|
this.env.wgScriptExtension + '?title=' +
|
|
this.env.normalizeTitle( target ) + '&' +
|
|
argList.map(
|
|
function( kv ) {
|
|
//console.warn( JSON.stringify( kv ) );
|
|
return (kv.v !== '' && kv.k + '=' + kv.v ) || kv.k;
|
|
}
|
|
).join('&')
|
|
);
|
|
};
|
|
|
|
|
|
/**
|
|
* Stub section: Pick any of these and actually implement them!
|
|
*/
|
|
|
|
// The page name and similar information should be carried around in
|
|
// this.env
|
|
ParserFunctions.prototype.pf_formatnum = function ( target, argList, argDict ) {
|
|
return [ target ];
|
|
};
|
|
ParserFunctions.prototype.pf_currentpage = function ( target, argList, argDict ) {
|
|
return [ target ];
|
|
};
|
|
ParserFunctions.prototype.pf_pagenamee = function ( target, argList, argDict ) {
|
|
return [ target.split(':', 2)[1] || '' ];
|
|
};
|
|
ParserFunctions.prototype.pf_fullpagename = function ( target, argList, argDict ) {
|
|
return target && [target] || ["http://example.com/fixme/"];
|
|
};
|
|
ParserFunctions.prototype.pf_fullpagenamee = function ( target, argList, argDict ) {
|
|
return target && [target] || ["http://example.com/fixme/"];
|
|
};
|
|
// This should be doable with the information in the envirionment
|
|
// (this.env) already.
|
|
ParserFunctions.prototype.pf_fullurl = function ( target, argList, argDict ) {
|
|
return target && [target] || ["http://example.com/fixme/"];
|
|
};
|
|
ParserFunctions.prototype.pf_urlencode = function ( target, argList, argDict ) {
|
|
this.env.tp( 'urlencode: ' + target );
|
|
return [encodeURIComponent(target.trim())];
|
|
};
|
|
|
|
// The following items all depends on information from the Wiki, so are hard
|
|
// to implement independently. Some might require using action=parse in the
|
|
// API to get the value. See
|
|
// http://www.mediawiki.org/wiki/Parsoid#Token_stream_transforms,
|
|
// http://etherpad.wikimedia.org/ParserNotesExtensions and
|
|
// http://www.mediawiki.org/wiki/Wikitext_parser/Environment.
|
|
// There might be better solutions for some of these.
|
|
ParserFunctions.prototype['pf_#ifexist'] = function ( target, argList, argDict ) {
|
|
return ( argList[0] && argList[0].v ) || [];
|
|
};
|
|
ParserFunctions.prototype.pf_pagesize = function ( target, argList, argDict ) {
|
|
return [ '100' ];
|
|
};
|
|
ParserFunctions.prototype.pf_sitename = function ( target, argList, argDict ) {
|
|
return [ "MediaWiki" ];
|
|
};
|
|
ParserFunctions.prototype.pf_anchorencode = function ( target, argList, argDict ) {
|
|
return [ target.trim() ];
|
|
};
|
|
ParserFunctions.prototype.pf_protectionlevel = function ( target, argList, argDict ) {
|
|
return [''];
|
|
};
|
|
ParserFunctions.prototype.pf_ns = function ( target, argList, argDict ) {
|
|
return [target];
|
|
};
|
|
ParserFunctions.prototype.pf_subjectspace = function ( target, argList, argDict ) {
|
|
return ['Main'];
|
|
};
|
|
ParserFunctions.prototype.pf_talkspace = function ( target, argList, argDict ) {
|
|
return ['Talk'];
|
|
};
|
|
ParserFunctions.prototype.pf_numberofarticles = function ( target, argList, argDict ) {
|
|
return ["1"];
|
|
};
|
|
ParserFunctions.prototype['pf_#language'] = function ( target, argList, argDict ) {
|
|
return [target];
|
|
};
|
|
ParserFunctions.prototype.pf_contentlang = function ( target, argList, argDict ) {
|
|
return ['en'];
|
|
};
|
|
ParserFunctions.prototype.pf_numberoffiles = function ( target, argList, argDict ) {
|
|
return ['2'];
|
|
};
|
|
ParserFunctions.prototype.pf_namespace = function ( target, argList, argDict ) {
|
|
return [target.split(':').pop() || 'Main'];
|
|
};
|
|
ParserFunctions.prototype.pf_namespacee = function ( target, argList, argDict ) {
|
|
return [target.split(':').pop() || 'Main'];
|
|
};
|
|
ParserFunctions.prototype.pf_pagename = function ( target, argList, argDict ) {
|
|
return [this.env.pageName];
|
|
};
|
|
ParserFunctions.prototype.pf_pagenamebase = function ( target, argList, argDict ) {
|
|
return [this.env.pageName];
|
|
};
|
|
ParserFunctions.prototype.pf_scriptpath = function ( target, argList, argDict ) {
|
|
return [this.env.wgScriptPath];
|
|
};
|
|
|
|
|
|
if (typeof module == "object") {
|
|
module.exports.ParserFunctions = ParserFunctions;
|
|
}
|