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/* <pre><nowiki> */
function defaultsort() {
var txt = document.editform.wpTextbox1;
var sortkey = '';
// create an array of all category links
var catlinks = txt.value.match(/\[\[\s*Category\s*:.*\]\]/ig);
if (txt.value.match(/\{\{\s*defaultsort/i)) {
alert('There\'s already a defaultsort statement!');
return;
}
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
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.value=txt.value.replace(catlinks[0], "{{DEFAULTSORT:"+sortkey+"}}\n"+catlinks[0]);
for (i=0; i< catlinks.length; i++) {
subst = catlinks[i].replace(/\|[^\]]+/,"");
subst = catlinks[i].replace(/\|[^\]]+/,"");
txt.value=txt.value.replace(catlinks[i], subst);
}
}
addOnloadHook(function () {
if(document.forms.editform) {
addPortletLink('p-cactions', 'javascript:defaultsort()', 'defaultsort', 'ca-defaultsort', '', '', document.getElementById('ca-purge'));
}
});
/* </nowiki></pre> */
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