mediawiki-extensions-Visual.../modules/parser/ext.core.ParserFunctions.js

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/**
* Some parser functions, and quite a bunch of stubs of parser functions.
* Instantiated and called by the TemplateHandler extension.
*
* @author Gabriel Wicke <gwicke@wikimedia.org>
*/
function ParserFunctions ( manager ) {
this.manager = manager;
}
ParserFunctions.prototype.fun = {};
ParserFunctions.prototype['pf_#if'] = function ( target, argList, argDict ) {
if ( target.trim() !== '' ) {
this.manager.env.dp('#if, first branch', argDict[1] );
return argDict[1] || [];
} else {
this.manager.env.dp('#if, second branch', argDict[2] );
return argDict[2] || [];
}
};
ParserFunctions.prototype['pf_#switch'] = function ( target, argList, argDict ) {
this.manager.env.dp( 'switch enter: ' + target.trim() +
' looking in ', argDict );
if ( target.trim() in argDict ) {
this.manager.env.dp( 'switch found: ' + target.trim() +
' res=', argDict[target.trim()] );
return argDict[target.trim()];
} else if ( '#default' in argDict ) {
return argDict['#default'];
} else {
var lastKV = argList[argList.length - 1];
if ( lastKV && ! lastKV[0].length ) {
return lastKV[1];
} else {
return [];
}
}
};
// #ifeq
ParserFunctions.prototype['pf_#ifeq'] = function ( target, argList, argDict ) {
if ( ! argList.length ) {
return [];
} else {
if ( target.trim() === this.manager.env.tokensToString( argList[0][1] ).trim() ) {
return ( argList[1] && argList[1][1]) || [];
} else {
return ( argList[2] && argList[2][1]) || [];
}
}
};
ParserFunctions.prototype['pf_lc'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target.toLowerCase()}];
};
ParserFunctions.prototype['pf_uc'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target.toUpperCase()}];
};
ParserFunctions.prototype['pf_ucfirst'] = function ( target, argList, argDict ) {
if ( target ) {
return [{
type: 'TEXT',
value: target[0].toUpperCase() + target.substr(1)
}];
} else {
return [];
}
};
ParserFunctions.prototype['pf_lcfirst'] = function ( target, argList, argDict ) {
if ( target ) {
return [{
type: 'TEXT',
value: target[0].toLowerCase() + target.substr(1)
}];
} else {
return [];
}
};
ParserFunctions.prototype['pf_#tag'] = function ( target, argList, argDict ) {
return [{type: 'TAG', name: target, attribs: argList}];
};
// A first approximation, anyway..
ParserFunctions.prototype['pf_#time'] = function ( target, argList, argDict ) {
//return [{type: 'TEXT', value: 'January 22, 2012'}];
var res,
tpl = target.trim();
//try {
// var date = new Date( this.manager.env.tokensToString( argList[0][1] ) );
// res = [{type: 'TEXT', value: date.format( target ) }];
//} catch ( e ) {
// this.manager.env.dp( 'ERROR: #time ' + e );
try {
res = [{type: 'TEXT', value: new Date().format ( tpl ) }];
} catch ( e2 ) {
this.manager.env.dp( 'ERROR: #time ' + e2 );
res = [{type: 'TEXT', value: new Date().toString() }];
}
//}
return res;
};
// Simulates PHP's date function
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;
};
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); }, // Fixed now
// Week
W: function() { var d = new Date(this.getFullYear(), 0, 1); return Math.ceil((((this - d) / 86400000) + d.getDay() + 1) / 7); }, // Fixed now
// 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() }, // Fixed now, gets #days of date
// Year
L: function() { var year = this.getFullYear(); return (year % 400 == 0 || (year % 100 != 0 && year % 4 == 0)); }, // Fixed now
o: function() { var d = new Date(this.valueOf()); d.setDate(d.getDate() - ((this.getDay() + 6) % 7) + 3); return d.getFullYear();}, //Fixed now
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); }, // Fixed now
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'; }, // Fixed now
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"); }, // Fixed now
r: function() { return this.toString(); },
U: function() { return this.getTime() / 1000; }
};
/**
* Stub section: Pick any of these and actually implement them!
*/
// FIXME
ParserFunctions.prototype['pf_#ifexpr'] = function ( target, argList, argDict ) {
this.manager.env.dp( '#ifexp: ' + JSON.stringify( argList ) );
return ( argList[0] && argList[0][1] ) || [];
};
ParserFunctions.prototype['pf_#iferror'] = function ( target, argList, argDict ) {
return ( argList[0] && argList[0][1] ) || [];
};
ParserFunctions.prototype['pf_#expr'] = function ( target, argList, argDict ) {
return ( argList[0] && argList[0][1] ) || [];
};
ParserFunctions.prototype['pf_#ifexist'] = function ( target, argList, argDict ) {
return ( argList[0] && argList[0][1] ) || [];
};
ParserFunctions.prototype['pf_formatnum'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_currentpage'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_pagename'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_pagesize'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: '100'}];
};
ParserFunctions.prototype['pf_pagename'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_fullpagename'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_fullpagenamee'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_fullurl'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_urlencode'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: target}];
};
ParserFunctions.prototype['pf_namespace'] = function ( target, argList, argDict ) {
return [{type: 'TEXT', value: 'Main'}];
};
if (typeof module == "object") {
module.exports.ParserFunctions = ParserFunctions;
}