User:Quarl/directredirect.js

// User:Quarl/directredirect.js - automatically fix double redirects

// Annotates Special:Whatlinkshere pages with [fix] and [fix all] buttons

// that asynchronously change the target to a direct redirect.

// quarl 2006-01-31 initial version

// requires: wikipage.js, wikiedit.js, util.js

//

directredirect = new Object();
directredirect.annotatePage = function() {
var contentDiv = document.getElementById('bodyContent');
var links = contentDiv.getElementsByTagName('a');
directredirect.wpTarget = null;
var redirects = directredirect.redirects = [];
for (var i in links) {
var link = links[i];
if (!link.href) continue;
if (!link.href.match(/redirect=no/)) continue;
var wp = new WikiPage(link.href);
if (!directredirect.wpTarget) {
// first "redirect=no" link, this is the target
directredirect.wpTarget = wp;
} else {
// redirect page; is it a double (or worse) redirect?
if (link.parentNode.parentNode.parentNode == contentDiv) {
// if the parent is contentDiv, then it's a first-level
// redirect.
} else {
// double redirect; add button
var url = "javascript:directredirect.fix(" + string_quote_escape(wp.page) + ")";
var button = document.createElement('span');
button.innerHTML = ' [fix]';
add_after(link.nextSibling, button);
var o = { wp: wp, link: link, button: button };
redirects[wp.page] = o;
redirects.push(o);
}
}
}
if (redirects.length) {
var p = contentDiv.getElementsByTagName('p')[0];
var button = document.createElement('blockquote');
button.innerHTML = 'There are '+redirects.length+' indirect redirects. [fix all]';
add_before(p, button);
}
}
directredirect.fix = function(pagename) {
directredirect.fix0( directredirect.redirects[pagename] );
}
directredirect.fixall = function() {
for (var i in directredirect.redirects) {
directredirect.fix0( directredirect.redirects[i] );
}
}
directredirect.fix0 = function(redirect) {
if (!redirect) { alert ("## internal error 8e747379-406c-4bcf-b85f-770c855d9db1"); return; }
redirect.button.innerHTML = ' [fixing: downloading...]';
redirect.wp.getEditorAsync(directredirect.edit, redirect);
}
directredirect.edit = function(editor, redirect) {
redirect.button.innerHTML = ' [fixing: submitting...]';
var pagename = directredirect.wpTarget.page;
if (!pagename) { alert ("## internal error 4cf6e5b6-5ed4-4d97-98d3-6288eb8e4f39"); return; }
var redir = '#REDIRECT '+pagename+'';
editor.wpTextbox1 = redir;
editor.wpSummary = 'Direct redirect '+redir;
editor.wpMinoredit = true;
editor.submitAsync(null, directredirect.editCompleted, redirect);
}
directredirect.editCompleted = function(req, redirect) {
if (req.status != 200) {
alert( "Error submitting new redirect content!" );
return;
}
redirect.button.innerHTML = ' [fixed]';
}
directredirect.load = function() {
if (wikiPage.page != 'Special:Whatlinkshere') return;
directredirect.annotatePage();
}
$(directredirect.load);
//