User:DStoykov/defaultsort.js

/*

 User:DStoykov/defaultsort.js  */

function defaultsort() {
//var apiurl = mw.config.get('wgServer')+mw.config.get('wgScriptPath')+'/api.php?action=query&meta=siteinfo&siprop=namespaces&format=xml';
//var xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest() : window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : null;
//xmlhttp.open('GET',apiurl, false);
//xmlhttp.send(null);
//alert(xmlhttp.responseXML.getElementById('14').childNodes[0].nodeValue);
var txt = document.editform.wpTextbox1.value;
var sortkey = '';
// Save the position of the editbox scrollbar
var scrollPosition = document.editform.wpTextbox1.scrollTop;
// Create an array of all category links
if (txt.match(/\{\{\s*defaultsort/i)) {
alert('There\'s already a defaultsort statement!');
return;
}
var catlinks = txt.match(/\[\[\s*((C|K)at(e|e)gor(y|i|ie|ia|ia|ija|io)|Кат(е|э)гор(ия|ија|ія|ыя)|Luokka|Flokkur)\s*:.*\]\]/ig);
if (!catlinks) {
alert('There are no category links!');
return;
}
for (i=0; i< catlinks.length; i++) {
// Extract the name of the category
var catname = catlinks[i].replace(/.+\s*:\s*([^|]*[^|\s])\s*(\|.*)?\]\]/,"$1");
// Extract the sort key
var match = /\|[^\]]+/.exec(catlinks[i]);
if (match == null) {
alert('Category '+catname+' doesn\'t include a sort key!');
return;
}
// Strip the '|' and any trailing spaces
var sk = match[0].replace(/\|(.+)/, "$1").replace(/(\S) +$/,"$1");
if (i == 0) {
sortkey = sk;
} else {
if (sortkey != sk) {
alert('Not all sort keys are identical!\nThe sort key for category '+catname+' is different.');
return;
}
}
}
// Now that we know that everything is OK, we can proceed with modifying the content of the editbox
txt = txt.replace(catlinks[0], "{{DEFAULTSORT:"+sortkey+"}}\n"+catlinks[0]);
for (i=0; i< catlinks.length; i++) {
subst = catlinks[i].replace(/\|[^\]]+/,"");
txt = txt.replace(catlinks[i], subst);
}
document.editform.wpTextbox1.value=txt;
// Restore scroll position
document.editform.wpTextbox1.scrollTop = scrollPosition;
}
$(function () {
if(document.forms.editform) {
mw.util.addPortletLink('p-cactions', 'javascript:defaultsort()', 'defaultsort', 'ca-defaultsort', , , document.getElementById('ca-purge'));
}
});
/* 

*/