wiky
Version:
A Bidirectional WikiText Markup Converter.
377 lines (369 loc) • 19.5 kB
JavaScript
/* This work is licensed under Creative Commons GNU LGPL License.
License: http://creativecommons.org/licenses/LGPL/2.1/
Author: Stefan Goessner/2005-06
Web: http://goessner.net/
inspired by: http://xml-maiden.com/
*/
var Wiky = require('./wiky');
Wiky.rules.math = {
version: 0.95,
preshortcuts: [
// { rex:/[ ]/g, tmplt:"`"}, // omit due to charset support ie6
{ rex:/\+\-/g, tmplt:"±"},
{ rex:/\/O|\\Oslash/g, tmplt:"Ø"},
{ rex:/\/o|\\oslash/g, tmplt:"ø"},
{ rex:/<->|\\harr/g, tmplt:"↔"},
{ rex:/<-|\\larr/g, tmplt:"←"},
{ rex:/->|\\rarr/g, tmplt:"→"},
{ rex:/<=>|\\hArr/g, tmplt:"⇔"},
{ rex:/=>|\\rArr/g, tmplt:"⇒"},
{ rex:/-=|\\equiv/g, tmplt:"≡"},
{ rex:/<=|\\le/g, tmplt:"≤"},
{ rex:/>=|\\ge/g, tmplt:"≥"},
{ rex:/</g, tmplt:"<"},
{ rex:/>/g, tmplt:">"}
],
postshortcuts: [
{ rex:/\*|\\middot/g, tmplt:"·"},
{ rex:/\\x|\\times/g, tmplt:"×"},
{ rex:/~=|\\cong/g, tmplt:"≅"},
{ rex:/~~|\\asymp/g, tmplt:"≈"},
{ rex:/~|\\sim/g, tmplt:"∼"},
{ rex:/!=|\\neq|\\ne/g, tmplt:"≠"},
{ rex:/\.\.\.|\\ldots/g, tmplt:"…"},
{ rex:/\\in|\\isin/g, tmplt:"∈"},
{ rex:/([0-9])x([0-9])/g, tmplt:"$1×$2"},
{ rex:/([A-Za-z]) x ([A-Za-z])/g, tmplt:"$1×$2"},
// { rex:/[`]{4}/g, tmplt:" "}, // omit due to charset support ie6
// { rex:/[`]{3}/g, tmplt:" "},
// { rex:/[`]{2}/g, tmplt:" "},
// { rex:/[`]/g, tmplt:" "},
{ rex:/\{/g, tmplt:"‎"}, // unvisible left-to-right mark,
{ rex:/\}/g, tmplt:"‏"} // unvisible right-to-left mark,
],
expr: [
{ rex:/\^\^/g, tmplt:"^^"}, // ^ overindex
{ rex:/(\\sum|\\prod|\\int)_([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})\^([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<span class=\"o\"><span class=\"x\">$3</span>$1<span class=\"x\">$2</span></span>"}, // over-/underscript (\sum, \prod, \int)
{ rex:/(\\sum|\\prod|\\int)\^([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<span class=\"o\"><span class=\"x\">$2</span>$1<span> </span></span>"},
{ rex:/(\\sum|\\prod|\\int)_([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<span class=\"o\"><span> </span>$1<span class=\"x\">$2</span></span>"},
{ rex:/_([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})\^([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<span class=\"s\"><span class=\"i\">$2</span><span class=\"i\">$1</span></span>"}, // over-/underindex
{ rex:/\^([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<sup class=\"i\">$1</sup>"}, // overindex
{ rex:/_([-]?[a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<sub class=\"i\">$1</sub>"}, // underindex
{ rex:/-/g, tmplt:"−"},
{ rex:/([a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})\/([a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<span class=\"f\"><span class=\"n\">$1</span><span class=\"d\">$2</span></span>"}, // fraction
{ rex:/([a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})\/\/([a-zA-Z0-9\.&;#\\]+|\{@[0-9]+@\})/g, tmplt:"<sup>$1</sup>⁄<sub>$2</sub>"}, // fraction
{ rex:/\[((\[(([^,\]]+[,]){1,}[^\]]+)\][ \n]*){1,})\]/g, tmplt:function($0,$1){var m=Wiky.math.transpose($1.replace(/(^\[|\]$)/g,"").replace(/(\][ \n]*\[)/g,"|").split("|")),sz=" style=\"font-size:"+(m.len)+"00%;\"";/*alert("{("+m.mat.join(")}\n{(").split(",").join(")(")+")}");*/ return "<span class=\"lb\""+sz+">"+Wiky.math.fence()+"</span><span class=\"m\"><span class=\"e\">"+m.mat.join("</span></span>\n<span class=\"m\"><span class=\"e\">").split(",").join("</span><span class=\"e\">")+"</span></span><span class=\"rb\""+sz+">"+Wiky.math.fence()+"</span>";}}, // matrix
{ rex:/\[((?:[^,\]]){1,}[^\]]+)\]/g, tmplt:function($0,$1){var v=$1.split(","),sz=" style=\"font-size:"+v.length+"00%;\""; return "<span class=\"lb\""+sz+">"+Wiky.math.fence()+"</span><span class=\"v\"><span class=\"e\">"+v.join("</span><span class=\"e\">")+"</span></span><span class=\"rb\""+sz+">"+Wiky.math.fence()+"</span>";}}, // vector
{ rex:/!([a-zA-Z0-9\.&;]+)/g, tmplt:"<span class=\"b\">$1</span>" }, // bold vector symbol ..
{ rex:/\\prod/g, tmplt:"<span class=\"h\">∏</span>"},
{ rex:/\\sum/g, tmplt:"<span class=\"h\">∑</span>"},
{ rex:/\\int/g, tmplt:"<span class=\"h\">∫</span>"},
"Wiky.rules.math.postshortcuts"
],
symbols: [
{ rex:/\\Alpha/g, tmplt:"Α"},
{ rex:/\\Beta/g, tmplt:"Β"},
{ rex:/\\Gamma/g, tmplt:"Γ"},
{ rex:/\\Delta/g, tmplt:"Δ"},
{ rex:/\\Epsilon/g, tmplt:"Ε"},
{ rex:/\\Zeta/g, tmplt:"Ζ"},
{ rex:/\\Eta/g, tmplt:"Η"},
{ rex:/\\Theta/g, tmplt:"Θ"},
{ rex:/\\Iota/g, tmplt:"Ι"},
{ rex:/\\Kappa/g, tmplt:"Κ"},
{ rex:/\\Lambda/g, tmplt:"Λ"},
{ rex:/\\Mu/g, tmplt:"Μ"},
{ rex:/\\Nu/g, tmplt:"Ν"},
{ rex:/\\Xi/g, tmplt:"Ξ"},
{ rex:/\\Omicron/g, tmplt:"Ο"},
{ rex:/\\Pi/g, tmplt:"Π"},
{ rex:/\\Rho/g, tmplt:"Ρ"},
{ rex:/\\Sigma/g, tmplt:"Σ"},
{ rex:/\\Tau/g, tmplt:"Τ"},
{ rex:/\\Upsilon/g, tmplt:"Υ"},
{ rex:/\\Phi/g, tmplt:"Φ"},
{ rex:/\\Chi/g, tmplt:"Χ"},
{ rex:/\\Psi/g, tmplt:"Ψ"},
{ rex:/\\Omega/g, tmplt:"Ω"},
{ rex:/\\alpha/g, tmplt:"α"},
{ rex:/\\beta/g, tmplt:"β"},
{ rex:/\\gamma/g, tmplt:"γ"},
{ rex:/\\delta/g, tmplt:"δ"},
{ rex:/\\epsilon/g, tmplt:"ε"},
{ rex:/\\zeta/g, tmplt:"ζ"},
{ rex:/\\eta/g, tmplt:"η"},
{ rex:/\\thetasym/g, tmplt:"ϑ"},
{ rex:/\\theta/g, tmplt:"θ"},
{ rex:/\\iota/g, tmplt:"ι"},
{ rex:/\\kappa/g, tmplt:"κ"},
{ rex:/\\lambda/g, tmplt:"λ"},
{ rex:/\\mu/g, tmplt:"μ"},
{ rex:/\\nu/g, tmplt:"ν"},
{ rex:/\\xi/g, tmplt:"ξ"},
{ rex:/\\omicron/g, tmplt:"ο"},
{ rex:/\\piv/g, tmplt:"ϖ"},
{ rex:/\\pi/g, tmplt:"π"},
{ rex:/\\rho/g, tmplt:"ρ"},
{ rex:/\\sigmaf/g, tmplt:"ς"},
{ rex:/\\sigma/g, tmplt:"σ"},
{ rex:/\\tau/g, tmplt:"τ"},
{ rex:/\\upsilon/g, tmplt:"υ"},
{ rex:/\\phi/g, tmplt:"φ"},
{ rex:/\\chi/g, tmplt:"χ"},
{ rex:/\\psi/g, tmplt:"ψ"},
{ rex:/\\omega/g, tmplt:"ω"},
{ rex:/\\upsih/g, tmplt:"ϒ"},
// miscellaneous symbols
{ rex:/\\bull/g, tmplt:"•"},
{ rex:/\\uarr/g, tmplt:"↑"},
{ rex:/\\darr/g, tmplt:"↓"},
{ rex:/\\crarr/g, tmplt:"↵"},
{ rex:/\\lArr/g, tmplt:"⇐"},
{ rex:/\\uArr/g, tmplt:"⇑"},
{ rex:/\\dArr/g, tmplt:"⇓"},
{ rex:/\\forall/g, tmplt:"∀"},
{ rex:/\\part/g, tmplt:"∂"},
{ rex:/\\exist/g, tmplt:"∃"},
{ rex:/\\empty/g, tmplt:"∅"},
{ rex:/\\nabla/g, tmplt:"∇"},
{ rex:/\\notin/g, tmplt:"∉"},
{ rex:/\\ni/g, tmplt:"∋"},
{ rex:/\\minus/g, tmplt:"−"},
{ rex:/\\lowast/g, tmplt:"∗"},
{ rex:/\\sqrt|\\radic/g, tmplt:"√"},
{ rex:/\\prop/g, tmplt:"∝"},
{ rex:/\\infin/g, tmplt:"∞"},
{ rex:/\\ang/g, tmplt:"∠"},
{ rex:/\\and/g, tmplt:"∧"},
{ rex:/\\or/g, tmplt:"∨"},
{ rex:/\\cap/g, tmplt:"∩"},
{ rex:/\\cup/g, tmplt:"∪"},
{ rex:/\\there4/g, tmplt:"∴"},
{ rex:/\\sub/g, tmplt:"⊂"},
{ rex:/\\sup/g, tmplt:"⊃"},
{ rex:/\\nsub/g, tmplt:"⊄"},
{ rex:/\\sube/g, tmplt:"⊆"},
{ rex:/\\supe/g, tmplt:"⊇"},
{ rex:/\\oplus/g, tmplt:"⊕"},
{ rex:/\\otimes/g, tmplt:"⊗"},
{ rex:/\\perp/g, tmplt:"⊥"},
{ rex:/\\sdot/g, tmplt:"⋅"}
]
};
Wiky.inverse.math = {
pre: [
{ rex:/−|\u2212/g, tmplt:"-"},
{ rex:/ |\u2009/g, tmplt:" "},
{ rex:/‎|\u200E/g, tmplt:"{"},
{ rex:/‏|\u200F/g, tmplt:"}"}
],
post: [
// { rex:/([$])/g, tmplt:"\\$1" },
{ rex:/^|\x5E/g, tmplt:"^"},
{ rex:/</g, tmplt:"<"},
{ rex:/>/g, tmplt:">"}
],
shortcuts: [
// { rex:/ |\u2003/g, tmplt:" "}, // omit due to charset support ie6
// { rex:/ |\u2002/g, tmplt:" "},
// { rex:/ |\u2009/g, tmplt:" "},
{ rex:/±|\xB1/g, tmplt:"+-"},
{ rex:/·|\xB7/g, tmplt:"*"},
{ rex:/×|\xD7/g, tmplt:"\\x"},
{ rex:/Ø|\xD8/g, tmplt:"/O"},
{ rex:/ø|\xF8/g, tmplt:"/o"},
{ rex:/←|\u2190/g, tmplt:"<-"},
{ rex:/→|\u2192/g, tmplt:"->"},
{ rex:/↔|\u2194/g, tmplt:"<->"},
{ rex:/⇒|\u21D2/g, tmplt:"=>"},
{ rex:/⇔|\u21D4/g, tmplt:"<=>"},
{ rex:/∼|\u223C/g, tmplt:"~"},
{ rex:/≅|\u2245/g, tmplt:"~="},
{ rex:/≈|\u2248/g, tmplt:"~~"},
{ rex:/≠|\u2260/g, tmplt:"!="},
{ rex:/…/g, tmplt:"..."},
{ rex:/≡|\u2261/g, tmplt:"-="},
{ rex:/≤|\u2264/g, tmplt:"<="},
{ rex:/≥|\u2265/g, tmplt:">="}
],
expr: [
{ rex:/<span class=\"s\"><span class=\"i\">(\{?@[0-9]+@\}?)<\/span><span class="i">(\{?@[0-9]+@\}?)<\/span><\/span>/g, tmplt:"_$2^$1"}, // superscript + subscript
{ rex:/<span class=\"o\"><span class=\"x\">(\{?@[0-9]+@\}?)<\/span>(\\prod|\\sum|\\int)<span class=\"x\">(\{?@[0-9]+@\}?)<\/span><\/span>/g, tmplt:"$2_$3^$1"}, // overscript + underscript
{ rex:/<span class=\"o\"><span>@[0-9]+@<\/span>(\\prod|\\sum|\\int)<span class=\"x\">(\{?@[0-9]+@\}?)<\/span><\/span>/mgi, tmplt:"$1_$2", dbg:true}, // underscript
{ rex:/<span class=\"o\"><span class=\"x\">(\{?@[0-9]+@\}?)<\/span>(\\prod|\\sum|\\int)<span>@[0-9]+@<\/span><\/span>/mgi, tmplt:"$2^$1"}, // overscript
{ rex:/<span class=\"f\"><span class=\"n\">(\{?@[0-9]+@\}?)<\/span><span class="d">(\{?@[0-9]+@\}?)<\/span><\/span>/mgi, tmplt:"$1/$2"}, // fraction
{ rex:/<span class=\"lb\"[^>]*>&[^;]+;<\/span><span class=\"v\">((?:<span class=\"e\">[^>]*<\/span>){2,})<\/span><span class=\"rb\"[^>]*>&[^;]+;<\/span>/mgi, tmplt:function($0,$1){return "["+$1.replace(/(?:^<span class=\"e\">|<\/span>$)/g,"").replace(/<\/span><span class=\"e\">/g,",")+"]";}}, // vector ..
{ rex:/<span class=\"lb\"[^>]*>&[^;]+;<\/span>((?:<span class=\"m\">(?:(?:<span class=\"e\">[^>]*<\/span>){2,})<\/span>[^>]*){2,})<span class=\"rb\"[^>]*>&[^;]+;<\/span>/mgi, tmplt:function($0,$1){return "[["+Wiky.math.transpose($1.replace(/(?:^<span class=\"m\"><span class=\"e\">|<\/span><\/span>$)/g,"").replace(/<\/span><span class=\"e\">/g,",").replace(/<\/span><\/span>[^>]*<span class=\"m\"><span class=\"e\">/g,"|").split("|")).mat.join("][")+"]]";}}, // matrix ..
{ rex:/<span class=\"b\">(@[0-9]+@)<\/span>/mgi, tmplt:"!$1"}, // bold vector ..
{ rex:/<sup>(\{?@[0-9]+@\}?)<\/sup>⁄<sub>(\{?@[0-9]+@\}?)<\/sub>/mgi, tmplt:"$1//$2"},
{ rex:/<sup class=\"i\">(\{?@[0-9]+@\}?)<\/sup>/mgi, tmplt:"^$1" },
{ rex:/<sub class=\"i\">(\{?@[0-9]+@\}?)<\/sub>/mgi, tmplt:"_$1" }
],
symbols: [
// greek symbols
{ rex:/Α|\u391/g, tmplt:"\\Alpha"},
{ rex:/Β|\u392/g, tmplt:"\\Beta"},
{ rex:/Γ|\u393/g, tmplt:"\\Gamma"},
{ rex:/Δ|\u394/g, tmplt:"\\Delta"},
{ rex:/Ε|\u395/g, tmplt:"\\Epsilon"},
{ rex:/Ζ|\u396/g, tmplt:"\\Zeta"},
{ rex:/Η|\u397/g, tmplt:"\\Eta"},
{ rex:/Θ|\u398/g, tmplt:"\\Theta"},
{ rex:/Ι|\u399/g, tmplt:"\\Iota"},
{ rex:/Κ|\u39A/g, tmplt:"\\Kappa"},
{ rex:/Λ|\u39B/g, tmplt:"\\Lambda"},
{ rex:/Μ|\u39C/g, tmplt:"\\Mu"},
{ rex:/Ν|\u39D/g, tmplt:"\\Nu"},
{ rex:/Ξ|\u39E/g, tmplt:"\\Xi"},
{ rex:/Ο|\u39F/g, tmplt:"\\Omicron"},
{ rex:/Π|\u3A0/g, tmplt:"\\Pi"},
{ rex:/Ρ|\u3A1/g, tmplt:"\\Rho"},
{ rex:/Σ|\u3A3/g, tmplt:"\\Sigma"},
{ rex:/Τ|\u3A4/g, tmplt:"\\Tau"},
{ rex:/Υ|\u3A5/g, tmplt:"\\Upsilon"},
{ rex:/Φ|\u3A6/g, tmplt:"\\Phi"},
{ rex:/Χ|\u3A7/g, tmplt:"\\Chi"},
{ rex:/Ψ|\u3A8/g, tmplt:"\\Psi"},
{ rex:/Ω|\u3A9/g, tmplt:"\\Omega"},
{ rex:/α|\u3B1/g, tmplt:"\\alpha"},
{ rex:/β|\u3B2/g, tmplt:"\\beta"},
{ rex:/γ|\u3B3/g, tmplt:"\\gamma"},
{ rex:/δ|\u3B4/g, tmplt:"\\delta"},
{ rex:/ε|\u3B5/g, tmplt:"\\epsilon"},
{ rex:/ζ|\u3B6/g, tmplt:"\\zeta"},
{ rex:/η|\u3B7/g, tmplt:"\\eta"},
{ rex:/ϑ|\u3D1/g, tmplt:"\\thetasym"},
{ rex:/θ|\u3B8/g, tmplt:"\\theta"},
{ rex:/ι|\u3B9/g, tmplt:"\\iota"},
{ rex:/κ|\u3BA/g, tmplt:"\\kappa"},
{ rex:/λ|\u3BB/g, tmplt:"\\lambda"},
{ rex:/μ|\u3BC/g, tmplt:"\\mu"},
{ rex:/ν|\u3BD/g, tmplt:"\\nu"},
{ rex:/ξ|\u3BE/g, tmplt:"\\xi"},
{ rex:/ο|\u3BF/g, tmplt:"\\omicron"},
{ rex:/π|\u3C0/g, tmplt:"\\pi"},
{ rex:/ρ|\u3C1/g, tmplt:"\\rho"},
{ rex:/ς|\u3C2/g, tmplt:"\\sigmaf"},
{ rex:/σ|\u3C3/g, tmplt:"\\sigma"},
{ rex:/τ|\u3C4/g, tmplt:"\\tau"},
{ rex:/υ|\u3C5/g, tmplt:"\\upsilon"},
{ rex:/φ|\u3C6/g, tmplt:"\\phi"},
{ rex:/χ|\u3C7/g, tmplt:"\\chi"},
{ rex:/ψ|\u3C8/g, tmplt:"\\psi"},
{ rex:/ω|\u3C9/g, tmplt:"\\omega"},
// miscellaneous symbols
{ rex:/ϒ|\u3D2/g, tmplt:"\\upsih"},
{ rex:/ϖ|\u3D6/g, tmplt:"\\piv"},
{ rex:/•|\u2022/g, tmplt:"\\bull"},
{ rex:/↑|\u2191/g, tmplt:"\\uarr"},
{ rex:/↓|\u2193/g, tmplt:"\\darr"},
{ rex:/↵|\u21B5/g, tmplt:"\\crarr"},
{ rex:/⇐|\u21D0/g, tmplt:"\\lArr"},
{ rex:/⇑|\u21D1/g, tmplt:"\\uArr"},
{ rex:/⇓|\u21D3/g, tmplt:"\\dArr"},
{ rex:/∀|\u2200/g, tmplt:"\\forall"},
{ rex:/∂|\u2202/g, tmplt:"\\part"},
{ rex:/∃|\u2203/g, tmplt:"\\exist"},
{ rex:/∅|\u2205/g, tmplt:"\\empty"},
{ rex:/∇|\u2207/g, tmplt:"\\nabla"},
{ rex:/∈|\u2208/g, tmplt:"\\isin"},
{ rex:/∉|\u2209/g, tmplt:"\\notin"},
{ rex:/∋|\u220B/g, tmplt:"\\ni"},
{ rex:/<span class=\"h\">(∏|\u220F)<\/span>/g, tmplt:"\\prod"},
{ rex:/<span class=\"h\">(∑|\u2211)<\/span>/g, tmplt:"\\sum"},
{ rex:/∗|\u2217/g, tmplt:"\\lowast"},
{ rex:/√|\u221A/g, tmplt:"\\sqrt"},
{ rex:/∝|\u221D/g, tmplt:"\\prop"},
{ rex:/∞|\u221E/g, tmplt:"\\infin"},
{ rex:/∠|\u2220/g, tmplt:"\\ang"},
{ rex:/∧|\u2227/g, tmplt:"\\and"},
{ rex:/∨|\u2228/g, tmplt:"\\or"},
{ rex:/∩|\u2229/g, tmplt:"\\cap"},
{ rex:/∪|\u222A/g, tmplt:"\\cup"},
{ rex:/<span class=\"h\">(?:∫|\u222B)<\/span>/g, tmplt:"\\int"},
{ rex:/∴|\u2234/g, tmplt:"\\there4"},
{ rex:/⊂|\u2282/g, tmplt:"\\sub"},
{ rex:/⊃|\u2283/g, tmplt:"\\sup"},
{ rex:/⊄|\u2284/g, tmplt:"\\nsub"},
{ rex:/⊆|\u2286/g, tmplt:"\\sube"},
{ rex:/⊇|\u2287/g, tmplt:"\\supe"},
{ rex:/⊕|\u2295/g, tmplt:"\\oplus"},
{ rex:/⊗|\u2297/g, tmplt:"\\otimes"},
{ rex:/⊥|\u22A5/g, tmplt:"\\perp"},
{ rex:/⋅|\u22C5/g, tmplt:"\\sdot"}
]
};
Wiky.math = {
toHtml: function(str) {
var expr = function(itr) { // region from "{" to "}", nesting allowed ..
var s = "";
for (var c = itr.str.charAt(itr.pos++); itr.pos <= itr.str.length && c != "}"; c = itr.str.charAt(itr.pos++))
s += (c == "{") ? ("{"+expr(itr)+"}") : c;
return Wiky.store(Wiky.apply(s, Wiky.rules.math.expr));
};
str = Wiky.apply(str, Wiky.rules.math.preshortcuts);
str = Wiky.apply(str, Wiky.rules.math.symbols);
str = expr({str:str,pos:0});
return str;
},
toWiki: function(str) {
var parseTree = function(itr, endtag) {
var c, s="",gt,nam,idxof=function(s,c,p){var i=s.indexOf(c,p);return i>=0?i:s.length;}
for (itr.buf=itr.str.substr(itr.pos,endtag.length);
itr.pos<itr.str.length && (!endtag || itr.buf!=endtag);
itr.buf=itr.str.substr(++itr.pos,endtag.length)) {
if ((c=itr.str.charAt(itr.pos))=="<" && (gt=idxof(itr.str,">",itr.pos)) < idxof(itr.str,"/",itr.pos)) { // start tags .. no empty elements or endtags ..
nam = itr.str.substring(itr.pos+1,Math.min(idxof(itr.str," ",itr.pos),gt));
s += itr.str.substring(itr.pos,itr.pos=gt+1) + parseTree(itr, "</" + nam + ">") + "</" + nam + ">";
itr.pos += nam.length+3;
}
else
s += c;
}
itr.pos--;
return Wiky.store(s, true);
};
str = Wiky.apply(str, Wiky.inverse.math.pre);
str = Wiky.apply(str, Wiky.inverse.math.symbols);
str = parseTree({str:str,pos:0,buf:null}, "");
while (str.match(/@[0-9]+@/g) != null)
str = Wiky.apply(str.replace(/@([0-9]+)@/g, function($0,$1){return Wiky.restore($1);}), Wiky.inverse.math.expr);
str = Wiky.apply(str, Wiky.inverse.math.shortcuts);
str = Wiky.apply(str, Wiky.inverse.math.post);
return str;
},
fence: function(str) {
return window && window.ActiveXObject ? " " : " ";
},
transpose: function (m) {
var t=[];
for (var i in m) {
m[i] = m[i].split(",");
for (var j in m[i]) {
if (!t[j]) t[j]=[];
t[j][i] = m[i][j];
}
}
for (var i in t)
t[i] = t[i].join(",");
return {mat:t, len:m.length};
}
};
Wiky.rules.pre = Wiky.rules.pre.concat({ rex:/\\([$])/g, tmplt:function($0,$1){return Wiky.store($1);} });
Wiky.rules.nonwikiblocks = Wiky.rules.nonwikiblocks.concat(
[
{ rex:/\[\(([a-zA-Z0-9\.-]+)\)\$([^$]*)\$\]/g, tmplt:function($0,$1,$2){return ":p]<div class=\"eq\"><a name=\"eq"+$1+"\">("+$1+")</a>" + Wiky.math.toHtml($2) + "</div>[p:";} }, // numbered equation
{ rex:/\[\$([^$]*)\$\]/g, tmplt:function($0,$1){return ":p]<div class=\"eq\">" + Wiky.math.toHtml($1) + "</div>[p:";} }, // equation
]);
Wiky.rules.nonwikiinlines = Wiky.rules.nonwikiinlines.concat(
{ rex:/\$([^$]*)\$/g, tmplt:function($0,$1){return "<dfn>" + Wiky.math.toHtml($1) + "</dfn>";} } // inline equation
);
Wiky.inverse.pre = Wiky.inverse.pre.concat({ rex:/([\$])/g, tmplt:"\\$1" });
Wiky.inverse.nonwikiblocks = Wiky.inverse.nonwikiblocks.concat(
[
{ rex:/<div class=\"eq\"><a name=\"eq([0-9]+)\">(?:.*?)<\/a>(.*?)<\/div>/g, tmplt:function($0,$1,$2){return Wiky.store("[("+$1+")$"+Wiky.math.toWiki($2)+"$]");} }, // numbered equation
{ rex:/<div class=\"eq\">(.*?)<\/div>/g, tmplt:function($0,$1){return Wiky.store("[$"+Wiky.math.toWiki($1)+"$]");} }, // equation
]);
Wiky.inverse.nonwikiinlines = Wiky.inverse.nonwikiinlines.concat(
{ rex:/<dfn>(.*?)<\/dfn>/g, tmplt:function($0,$1){return Wiky.store("$"+Wiky.math.toWiki($1)+"$");} } // inline equation
);