User:Gerbrant/edit/regexReplace.js
document.write("");
hookEvent("load", function()
{
var lang, textBox = document.getElementById("wpTextbox1");
if(!textBox) return;
try{ lang = Gerbrant.edit.regexReplace.lang; }catch(nopresets){}
if(!lang) lang = wgUserLanguage;
switch(lang)
{
// Localized strings:
case "nl": str =
{
finished: "Voltooid; $1 items werden vervangen.",
finished2: "Voltooid; $1 van $2 items werden vervangen.",
notFound: "De gevraagde tekst is niet gevonden.",
replace: "Vervangen...",
replaceSel: "Vervang selectie",
errorNoCheckBox: "Kan het corresponderende keuzevakje niet vinden.",
textHasChanged: "Waarschuwing! De tekst is gewijzigd nadat op 'Vervangen...' werd geklikt. Deze wijzigingen zullen verloren gaan bij het vervangen. Wilt u doorgaan?",
looksLikeFunction: "Waarschuwing! De tekst die u wilt gebruiken om de gevonden tekst mee te vervangen ziet eruit als een JavaScript functie. Weet u zeker dat u deze als tekst wilt gebruiken, en dus niet als vervangingsfunctie?",
maskFailed: "Masker faalde: $1",
useRepFun: "< functie >"
};
break;
default: str =
{
finished: "Finished; $1 items were replaced.",
finished2: "Finished; $1 out of $2 items were replaced.",
notFound: "Requested text was not found.",
replace: "Replace...",
replaceSel: "Replace selection",
errorNoCheckBox: "Cannot find the corresponding checkbox.",
textHasChanged: "Warning! The text has changed after 'Replace...' was clicked. These changes will be lost during replacement. Do you want to continue?",
looksLikeFunction: "Warning! The text you intend to use to replace the matched text looks like a JavaScript function. Are you really sure you want to use this as replacement text, and not as a replacement function?",
maskFailed: "Mask failed: $1",
useRepFun: "< function >"
};
// Don't localize anything beyond this point.
}
var mask, regex, text, minFrag = 30, minDel = 10, repFun;
var results = document.createElement("DIV");
var tbRegex = document.createElement("INPUT");
//tbRegex.value = "[A-Z]{2,}";
var hl = document.createElement("INPUT");
hl.type = "checkbox";
var rep = document.createElement("DIV");
rep.style.display = "none";
rep.style.whiteSpace = "nowrap";
function returnTrue(){ return true; }
function evalError(e){ alert(e.message); }
function getMaskAndRegex(t)
{
var p = t.indexOf("**"), r;
if(p < 0) return [returnTrue, t];
else
{
try{ eval("r=" + t.slice(0, p)) }
catch(x){ evalError(x); r = returnTrue; }
return [r, t.slice(p + 2)];
}
}
function findMatches()
{
var m = [], r = [], i = 0;
text = textBox.value;
var t = text.replace(regex, function(a)
{
try
{
if(!mask.apply(null, arguments)) return a;
}
catch(e)
{
m.push(a + ' \u0001span class="GerbrantEditRegexReplaceMaskFailed">(' + str.maskFailed.replace("$1", e.message) + ')\u0001/span>');
return "\u0001";
}
m.push(a);
return "\u0001";
}).split("\u0001");
if(m.length == 0)
{
results.innerHTML = str.notFound;
return;
}
if(t[0].length > minFrag + minDel)
{
r.push(" \u2026 ");
r.push(t[0].slice(-minFrag));
}
else
r.push(t[0]);
while(true)
{
r.push('\u0001span class="GerbrantEditRegexReplaceHit">\u0001input type="checkbox" checked id="Gerbrant-errCB');
r.push(i);
r.push('" onclick="Gerbrant.edit.regexReplace.toggleCB(this)">');
r.push(m[i]);
r.push('\u0001/span>');
if(++i >= m.length) break;
if(t[i].length > 2 * minFrag + minDel)
{
r.push(t[i].slice(0, minFrag));
r.push(" \u2026 ");
r.push(t[i].slice(-minFrag));
}
else
r.push(t[i]);
}
if(t[i].length > minFrag + minDel)
{
r.push(t[i].slice(0, minFrag));
r.push(" \u2026 ");
}
else
r.push(t[i]);
rep.style.display = "";
onResize();
results.innerHTML = r.join("").replace(
/&/g, "&").replace(
/
/\u0001/g, "<").replace(
/\n[ \t]/g, "\n ").replace(
/[ \t](?=[ \t])/g, " ").replace(
/\n/g, "
");
}
function getRegexAndFind()
{
mask = getMaskAndRegex(tbRegex.value);
regex = new RegExp(mask[1], hl.checked ? "g" : "ig");
mask = mask[0];
findMatches();
}
var ok = document.createElement("INPUT");
ok.type = "button";
ok.value = str.replace;
ok.onclick = getRegexAndFind;
var div = document.createElement("DIV");
div.style.whiteSpace = "nowrap";
div.appendChild(tbRegex);
div.appendChild(hl);
div.appendChild(ok);
var tbReplace = document.createElement("INPUT");
var chkJS = document.createElement("INPUT");
chkJS.type = "checkbox";
function doReplace()
{
var rjs = chkJS.checked, i = 0, j = 0, r, nt, ohno = false;
if(text != textBox.value) if(!confirm(str.textHasChanged)) return;
r = tbReplace.value;
if(rjs)
if(r == str.useRepFun) r = repFun;
else try{ eval("r=" + r); }
catch(x){ evalError(x); return; }
else if(r == str.useRepFun || /^\s*function\s*\([0-9A-Za-z$_, ]*\)\s*\{/.test(r)) if(!confirm(str.looksLikeFunction)) return;
try
{
nt = text.replace(regex, function(a)
{
try{ if(!mask.apply(null, arguments)) return a; }catch(e){/* mask failed; assume true */}
var c = document.getElementById("Gerbrant-errCB" + i++);
if(c)
if(c.checked)
{
j++;
if(rjs)
return r.apply(null, arguments);
else return r;
}
else return a;
else ohno = true;
});
}
catch(e)
{
alert(e.message);
return;
}
if(ohno)
{
alert(str.errorNoCheckBox);
return;
}
if(j < i) results.innerHTML = str.finished2.replace("$1", j).replace("$2", i);
else results.innerHTML = str.finished.replace("$1", j);
rep.style.display = "none";
textBox.value = nt;
}
var finish = document.createElement("INPUT");
finish.type = "button";
finish.value = str.replaceSel;
finish.onclick = doReplace;
rep.appendChild(tbReplace);
rep.appendChild(chkJS);
rep.appendChild(finish);
textBox.parentNode.insertBefore(div, textBox);
textBox.parentNode.insertBefore(results, textBox);
textBox.parentNode.insertBefore(rep, textBox);
function onResize()
{
finish.style.height = ok.style.height = tbRegex.offsetHeight + "px";
tbRegex.style.width = textBox.offsetWidth - ok.offsetWidth - hl.offsetWidth - 14 + "px";
tbReplace.style.width = textBox.offsetWidth - finish.offsetWidth - chkJS.offsetWidth - 14 + "px";
}
onResize();
hookEvent("resize", onResize);
if(typeof module == "function")
module("Gerbrant.edit.regexReplace", {replace: function(what, ulcase, repl, isjs)
{
if(isjs == undefined && typeof repl == "function")
{
repFun = repl;
tbReplace.value = str.useRepFun;
chkJS.checked = true;
}
else
{
tbReplace.value = repl;
chkJS.checked = isjs;
}
if(what instanceof RegExp)
{
regex = what;
mask = ulcase ? ulcase : returnTrue;
findMatches();
}
else
{
tbRegex.value = what;
hl.checked = ulcase;
getRegexAndFind();
}
},
toggleCB: function(cb)
{
var p = cb.parentNode;
if(cb.checked)
{
if(p.className.slice(-3) == "Off")
p.className = p.className.slice(0, -3);
}
else if(p.className.slice(-3) != "Off")
p.className += "Off";
}});
});
if(typeof loadModule == "function")
{
new function()
{
var presets;
try{ presets = Gerbrant.edit.regexReplace.presets; }catch(nopresets){}
if(presets)
loadModule("Gerbrant.gui.lilink", function(l)
{
hookEvent("load", function()
{
var i, p, e = function(s)
{
return s.toString().replace(/["\\]/g, function(a)
{
return "\\" + a;
});
};
if(!document.getElementById("wpTextbox1")) return;
for(i in presets)
{
p = presets[i];
l.addToolboxLink('javascript:Gerbrant.edit.regexReplace.replace(' +
(p.regex instanceof RegExp
? p.regex + ',' + p.mask
: '"' + (p.mask ? e(p.mask) + '**' : '') + e(p.regex) + '",' + !!p.caseSens) +
',"' + e(p.replace) + '",' + (typeof p.replace == "function") + ');', i);
}
});
});
};
}