Difference between revisions of "MediaWiki:Love.js"

(Add version picker script by airstruck)
 
(Update version to 11.2)
(18 intermediate revisions by the same user not shown)
Line 1: Line 1:
−
// From https://gist.github.com/airstruck/1603d55d79c469ac9fa6
+
// Source on github: https://github.com/airstruck/love-wiki-version-picker
−
function versionpicker()
+
function versionpicker() {
−
{
+
var picker = document.createElement('select');
−
// Test it on https://love2d.org/wiki/love.thread.newThread
 
−
// TODO: dl notes: https://love2d.org/wiki/GraphicsFeature
 
−
// TODO: box notes: https://love2d.org/wiki/love.event.push
 
  
−
var picker = document.createElement('select')
+
picker.onchange = function () {
 +
applyFilter(this.options[this.selectedIndex].value);
 +
}
  
−
picker.onchange = function () {
+
function array (a) {
−
    applyFilter(this.options[this.selectedIndex].value)
+
return [].slice.apply(a || []);
−
}
+
}
 +
 
 +
// Some helpers for localStorage, basically resort to doing nothing
 +
// if it isn't available.
 +
function storeValue(name, value) {
 +
try {
 +
localStorage[name] = value;
 +
}
 +
catch (e) {
 +
}
 +
}
 +
 
 +
function retrieveValue(name) {
 +
try {
 +
return localStorage[name];
 +
}
 +
catch (e) {
 +
return undefined;
 +
}
 +
}
 +
 
 +
var pickerVersions = {};
 +
 
 +
function injectPickerOption (version, text) {
 +
if (pickerVersions[version]) {
 +
return;
 +
}
 +
pickerVersions[version] = true;
 +
 
 +
var option = document.createElement('option');
 +
 
 +
option.value = version;
 +
option.textContent = text;
 +
picker.appendChild(option);
 +
}
 +
 
 +
function makeWrapper () {
 +
var wrapper = document.createElement('div');
 +
 
 +
wrapper.setAttribute('data-love-filterable', true);
 +
 
 +
return wrapper;
 +
}
 +
 
 +
function wrapSections () {
 +
var element = document.querySelector('h2');
 +
var wrapper;
 +
 
 +
while (element) {
 +
var next = element.nextSibling;
 +
if (element.nodeName == 'H2') {
 +
wrapper = makeWrapper();
 +
element.parentNode.insertBefore(wrapper, element);
 +
}
 +
wrapper.appendChild(element);
 +
element = next;
 +
}
 +
}
 +
 
 +
function updateSectionFromNote (section, note) {
 +
if (note.textContent.match(/available since/i)) {
 +
var a = note.querySelector('a');
 +
section.setAttribute('data-love-version-added', a.title);
 +
note.setAttribute('data-love-version-note', true);
 +
}
 +
if (note.textContent.match(/removed in/i)) {
 +
var a = note.querySelector('a');
 +
section.setAttribute('data-love-version-removed', a.title);
 +
note.setAttribute('data-love-version-note', true);
 +
}
 +
}
 +
 
 +
function QueryIterator (query) {
 +
return function (callback) {
 +
return array(document.querySelectorAll(query)).forEach(callback);
 +
}
 +
}
 +
 
 +
var withSections = QueryIterator('*[data-love-filterable]');
 +
var withAdded = QueryIterator('*[data-love-version-added]');
 +
var withRemoved = QueryIterator('*[data-love-version-removed]');
 +
var withAddedRemoved = QueryIterator('*[data-love-version-added][data-love-version-removed]');
 +
var withNotes = QueryIterator('*[data-love-version-note]');
  
−
function array (a) {
+
function hideNotes () {
−
    return [].slice.apply(a || [])
+
withNotes(function (note) { note.style.display = 'none' });
−
}
+
}
  
−
var pickerVersions = {}
+
function showNotes () {
 +
withNotes(function (note) { note.style.display = null });
 +
}
  
−
function injectPickerOption (version, text) {
+
var needsFilter = false;
−
    if (pickerVersions[version]) {
 
−
        return
 
−
    }
 
−
    pickerVersions[version] = true
 
−
   
 
−
    var option = document.createElement('option')
 
−
   
 
−
    option.value = version
 
−
    option.textContent = text
 
−
    picker.appendChild(option)
 
−
}
 
  
−
function makeWrapper () {
+
function scanSections () {
−
    var wrapper = document.createElement('div')
+
withSections(function (section) {
−
   
+
var note = section.querySelector('table');
−
    wrapper.setAttribute('data-love-filterable', true)
+
if (!note) {
−
   
+
return;
−
    return wrapper
+
}
−
}
+
updateSectionFromNote(section, note);
 +
while (note.nextSibling && note.nextSibling.tagName == 'TABLE') {
 +
note = note.nextSibling;
 +
updateSectionFromNote(section, note);
 +
}
 +
needsFilter = true;
 +
});
 +
}
  
−
function wrapSections () {
+
function scanTables () {
−
    var element = document.querySelector('h2')
+
var added = document.querySelectorAll('.smwtable *[alt="Added since"] + *');
−
    var wrapper
+
var removed = document.querySelectorAll('.smwtable *[alt="Removed in"] + *');
−
   
 
−
    while (element) {
 
−
        var next = element.nextSibling
 
−
        if (element.nodeName == 'H2') {
 
−
            wrapper = makeWrapper()
 
−
            element.parentNode.insertBefore(wrapper, element)
 
−
        }
 
−
        wrapper.appendChild(element)
 
−
        element = next
 
−
    }
 
−
}
 
  
−
function updateSectionFromNote (section, note) {
+
array(added).forEach(function (a) {
−
    if (note.textContent.match(/available since/i)) {
+
var e = a.parentNode.parentNode;
−
        var a = note.querySelector('a')
+
e.setAttribute('data-love-filterable', true);
−
        section.setAttribute('data-love-version-added', a.title)
+
e.setAttribute('data-love-version-added', a.title);
−
        note.setAttribute('data-love-version-note', true)
+
needsFilter = true;
−
    }
+
});
−
    if (note.textContent.match(/removed in/i)) {
+
array(removed).forEach(function (a) {
−
        var a = note.querySelector('a')
+
var e = a.parentNode.parentNode;
−
        section.setAttribute('data-love-version-removed', a.title)
+
e.setAttribute('data-love-filterable', true);
−
        note.setAttribute('data-love-version-note', true)
+
e.setAttribute('data-love-version-removed', a.title);
−
    }
+
needsFilter = true;
−
}
+
});
 +
}
  
−
function QueryIterator (query) {
+
// return true if 'installed' is greater than or equal to 'required'
−
    return function (callback) {
+
// http://stackoverflow.com/a/6832670
−
        return array(document.querySelectorAll(query)).forEach(callback)
+
function compareVersions (installed, required) {
−
    }
+
var a = installed.split('.');
−
}
+
var b = required.split('.');
  
−
var withSections = QueryIterator('*[data-love-filterable]')
+
for (var i = 0; i < a.length; ++i) {
−
var withAdded = QueryIterator('*[data-love-version-added]')
+
a[i] = Number(a[i]);
−
var withRemoved = QueryIterator('*[data-love-version-removed]')
+
}
−
var withNotes = QueryIterator('*[data-love-version-note]')
+
for (var i = 0; i < b.length; ++i) {
 +
b[i] = Number(b[i]);
 +
}
 +
if (a.length == 2) {
 +
a[2] = 0;
 +
}
 +
if (b.length == 2) {
 +
b[2] = 0;
 +
}
  
−
function hideNotes () {
+
if (a[0] > b[0]) return true;
−
    withNotes(function (note) { note.style.display = 'none' })
+
if (a[0] < b[0]) return false;
−
}
 
  
−
function showNotes () {
+
if (a[1] > b[1]) return true;
−
    withNotes(function (note) { note.style.display = null })
+
if (a[1] < b[1]) return false;
−
}
 
  
−
var needsFilter = false
+
if (a[2] > b[2]) return true;
 +
if (a[2] < b[2]) return false;
  
−
function scanSections () {
+
return true;
−
    withSections(function (section) {
+
}
−
        var note = section.querySelector('table')
 
−
        if (!note) {
 
−
            return
 
−
        }
 
−
        updateSectionFromNote(section, note)
 
−
        while (note.nextSibling && note.nextSibling.tagName == 'TABLE') {
 
−
            note = note.nextSibling
 
−
            updateSectionFromNote(section, note)
 
−
        }
 
−
        needsFilter = true
 
−
    })
 
−
}
 
  
−
function scanTables () {
+
function filterVersion (installed) {
−
    var added = document.querySelectorAll('.smwtable *[alt="Added since"] + *')
+
filterAll(hideNotes);
−
    var removed = document.querySelectorAll('.smwtable *[alt="Removed in"] + *')
+
withAdded(function (section) {
−
   
+
var required = section.getAttribute('data-love-version-added');
−
    array(added).forEach(function (a) {
+
if (!compareVersions(installed, required)) {
−
        var e = a.parentNode.parentNode
+
section.style.display = 'none';
−
        e.setAttribute('data-love-filterable', true)
+
}
−
        e.setAttribute('data-love-version-added', a.title)
+
});
−
        needsFilter = true
+
withRemoved(function (section) {
−
    })
+
var removed = section.getAttribute('data-love-version-removed');
−
    array(removed).forEach(function (a) {
+
if (compareVersions (installed, removed)) {
−
        var e = a.parentNode.parentNode
+
section.style.display = 'none';
−
        e.setAttribute('data-love-filterable', true)
+
}
−
        e.setAttribute('data-love-version-removed', a.title)
+
});
−
        needsFilter = true
+
withAddedRemoved(function (section) {
−
    })
+
var added = section.getAttribute('data-love-version-added');
−
}
+
var removed = section.getAttribute('data-love-version-removed');
 +
if (compareVersions(added, removed) && compareVersions(installed, added)) {
 +
section.style.display = null;
 +
}
 +
});
 +
}
  
−
// return true if 'installed' is greater than or equal to 'required'
+
function filterAll (hideOrShowNotes) {
−
// http://stackoverflow.com/a/6832670
+
hideOrShowNotes();
−
function compareVersions (installed, required) {
+
withSections(function (section) { section.style.display = null });
−
    var a = installed.split('.');
+
}
−
    var b = required.split('.');
 
  
−
    for (var i = 0; i < a.length; ++i) {
+
function filterLatest () {
−
        a[i] = Number(a[i]);
+
filterAll(hideNotes);
−
    }
+
withRemoved(function (section) { section.style.display = 'none' });
−
    for (var i = 0; i < b.length; ++i) {
+
withAddedRemoved(function (section) {
−
        b[i] = Number(b[i]);
+
var added = section.getAttribute('data-love-version-added');
−
    }
+
var removed = section.getAttribute('data-love-version-removed');
−
    if (a.length == 2) {
+
if (compareVersions(added, removed)) {
−
        a[2] = 0;
+
section.style.display = null;
−
    }
+
}
 +
});
 +
}
  
−
    if (a[0] > b[0]) return true;
+
function applyFilter (value) {
−
    if (a[0] < b[0]) return false;
+
storeValue('versionpicker-version', value);
 +
if (value == 'all') {
 +
filterAll(showNotes);
 +
return;
 +
}
 +
if (value == 'latest') {
 +
filterLatest();
 +
return;
 +
}
 +
filterVersion(value);
 +
}
  
−
    if (a[1] > b[1]) return true;
+
function injectFilterPicker () {
−
    if (a[1] < b[1]) return false;
+
var target = document.getElementById('ca-nstab-main').parentNode;
  
−
    if (a[2] > b[2]) return true;
+
picker.style.position = 'absolute';
−
    if (a[2] < b[2]) return false;
+
picker.style.right = 0;
 +
picker.style.height = target.parentNode.offsetHeight - 8 + 'px';
 +
picker.style.margin = '4px';
  
−
    return true;
+
target.parentNode.insertBefore(picker, target);
−
}
+
}
  
−
function filterVersion (installed) {
+
function injectVersionTag (number, name) {
−
    filterAll(hideNotes)
+
injectPickerOption(number, 'Version ' + number + ': ' + name);
−
    withAdded(function (section) {
+
}
−
        var required = section.getAttribute('data-love-version-added')
 
−
        if (!compareVersions(installed, required)) {
 
−
            section.style.display = 'none'
 
−
        }
 
−
    })
 
−
    withRemoved(function (section) {
 
−
        var removed = section.getAttribute('data-love-version-removed')
 
−
        if (compareVersions (installed, removed)) {
 
−
            section.style.display = 'none'
 
−
        }
 
−
    })
 
−
}
 
  
−
function filterAll (hideOrShowNotes) {
+
function injectVersionTags () {
−
    hideOrShowNotes()
+
var versions = [
−
    withSections(function (section) { section.style.display = null })
+
{"version": "11.2", "codename": "Mysterious Mysteries"},
−
}
+
{"version": "11.1", "codename": "Mysterious Mysteries"},
 +
{"version": "11.0", "codename": "Mysterious Mysteries"},
 +
{"version": "0.10.2", "codename": "Super Toast"},
 +
{"version": "0.10.1", "codename": "Super Toast"},
 +
{"version": "0.10.0", "codename": "Super Toast"},
 +
{"version": "0.9.2", "codename": "Baby Inspector"},
 +
{"version": "0.9.1", "codename": "Baby Inspector"},
 +
{"version": "0.9.0", "codename": "Baby Inspector"},
 +
{"version": "0.8.0", "codename": "Rubber Piggy"},
 +
{"version": "0.7.2", "codename": "Game Slave"},
 +
{"version": "0.7.1", "codename": "Game Slave"},
 +
{"version": "0.7.0", "codename": "Game Slave"},
 +
{"version": "0.6.2", "codename": "Jiggly Juice"},
 +
{"version": "0.6.1", "codename": "Jiggly Juice"},
 +
{"version": "0.6.0", "codename": "Jiggly Juice"},
 +
{"version": "0.5.0", "codename": "Salted Nuts"},
 +
{"version": "0.4.0", "codename": "Taco Beam"},
 +
{"version": "0.3.2", "codename": "Lemony Fresh"},
 +
{"version": "0.3.1", "codename": "Space Meat"},
 +
{"version": "0.3.0", "codename": "Mutant Vermin"},
 +
{"version": "0.2.1", "codename": "Impending Doom"},
 +
{"version": "0.2.0", "codename": "Mini Moose"},
 +
{"version": "0.1.1", "codename": "Santa Power"}
 +
]
  
−
function filterLatest () {
+
for (var i = 0; i < versions.length; i++) {
−
    filterAll(hideNotes)
+
injectVersionTag(versions[i].version, versions[i].codename);
−
    withRemoved(function (section) { section.style.display = 'none' })
+
}
−
}
+
}
  
−
function applyFilter (value) {
+
function queryVersionTags () {
−
    if (value == 'all') {
+
var url = '/w/index.php?title=Version_History&action=raw';
−
        filterAll(showNotes)
+
var xhr = new XMLHttpRequest();
−
        return
+
xhr.onload = function () {
−
    }
+
var re = /\[\[([\d.]+)\]\][^\n]*\n[^\|]*\|(.*)\n/gm;
−
    if (value == 'latest') {
+
var m;
−
        filterLatest()
 
−
        return
 
−
    }
 
−
    filterVersion(value)
 
−
}
 
  
−
function injectFilterPicker () {
+
while (m = re.exec(this.responseText)) {
−
    var target = document.getElementById('ca-nstab-main').parentNode
+
injectVersionTag(m[1], m[2]);
−
   
+
}
−
    picker.style.position = 'absolute'
+
}
−
    picker.style.right = 0
+
xhr.open('get', url, true);
−
    picker.style.height = target.parentNode.offsetHeight - 8 + 'px'
+
xhr.send();
−
    picker.style.margin = '4px'
+
}
−
   
 
−
    target.parentNode.insertBefore(picker, target)
 
−
}
 
  
−
function injectVersionTag (number, name) {
+
function setPicker (target) {
−
    injectPickerOption(number, 'Version ' + number + ': ' + name)
+
for (var i = 0; i < picker.options.length; ++i) {
−
}
+
if (picker.options[i].value === target) {
 +
picker.selectedIndex = i;
 +
picker.onchange();
 +
break;
 +
}
 +
}
 +
}
  
−
function injectVersionTags () {
+
function main () {
−
    var url = '/w/index.php?title=Version_History&action=raw';
+
wrapSections();
−
    var xhr = new XMLHttpRequest()
+
scanSections();
−
    xhr.onload = function () {
+
scanTables();
−
        var re = /\[\[([\d.]+)\]\][^\n]*\n[^\|]*\|(.*)\n/gm
+
injectPickerOption('all', 'All Versions');
−
        var m
+
injectPickerOption('latest', 'Latest Version');
−
       
+
injectVersionTags();
−
        while (m = re.exec(this.responseText)) {
+
injectFilterPicker();
−
            injectVersionTag(m[1], m[2])
+
var target = retrieveValue('versionpicker-version');
−
        }
+
if (target !== undefined) {
−
    }
+
setPicker(target);
−
    xhr.open('get', url, true)
+
}
−
    xhr.send()
+
}
−
}
 
  
−
function main () {
+
main();
−
    wrapSections()
 
−
    scanSections()
 
−
    scanTables()
 
−
    if (!needsFilter) {
 
−
        return
 
−
    }
 
−
    injectPickerOption('all', 'All Versions')
 
−
    injectPickerOption('latest', 'Latest Version')
 
−
    injectVersionTags()
 
−
    injectFilterPicker()
 
 
}
 
}
  
−
main()
+
versionpicker();
−
}
 

Revision as of 17:35, 25 November 2018

// Source on github: https://github.com/airstruck/love-wiki-version-picker
function versionpicker() {
	var picker = document.createElement('select');

	picker.onchange = function () {
		applyFilter(this.options[this.selectedIndex].value);
	}

	function array (a) {
		return [].slice.apply(a || []);
	}

	// Some helpers for localStorage, basically resort to doing nothing
	// if it isn't available.
	function storeValue(name, value) {
		try {
			localStorage[name] = value;
		}
		catch (e) {
		}
	}

	function retrieveValue(name) {
		try {
			return localStorage[name];
		}
		catch (e) {
			return undefined;
		}
	}

	var pickerVersions = {};

	function injectPickerOption (version, text) {
		if (pickerVersions[version]) {
			return;
		}
		pickerVersions[version] = true;

		var option = document.createElement('option');

		option.value = version;
		option.textContent = text;
		picker.appendChild(option);
	}

	function makeWrapper () {
		var wrapper = document.createElement('div');

		wrapper.setAttribute('data-love-filterable', true);

		return wrapper;
	}

	function wrapSections () {
		var element = document.querySelector('h2');
		var wrapper;

		while (element) {
			var next = element.nextSibling;
			if (element.nodeName == 'H2') {
				wrapper = makeWrapper();
				element.parentNode.insertBefore(wrapper, element);
			}
			wrapper.appendChild(element);
			element = next;
		}
	}

	function updateSectionFromNote (section, note) {
		if (note.textContent.match(/available since/i)) {
			var a = note.querySelector('a');
			section.setAttribute('data-love-version-added', a.title);
			note.setAttribute('data-love-version-note', true);
		}
		if (note.textContent.match(/removed in/i)) {
			var a = note.querySelector('a');
			section.setAttribute('data-love-version-removed', a.title);
			note.setAttribute('data-love-version-note', true);
		}
	}

	function QueryIterator (query) {
		return function (callback) {
			return array(document.querySelectorAll(query)).forEach(callback);
		}
	}

	var withSections = QueryIterator('*[data-love-filterable]');
	var withAdded = QueryIterator('*[data-love-version-added]');
	var withRemoved = QueryIterator('*[data-love-version-removed]');
	var withAddedRemoved = QueryIterator('*[data-love-version-added][data-love-version-removed]');
	var withNotes = QueryIterator('*[data-love-version-note]');

	function hideNotes () {
		withNotes(function (note) { note.style.display = 'none' });
	}

	function showNotes () {
		withNotes(function (note) { note.style.display = null });
	}

	var needsFilter = false;

	function scanSections () {
		withSections(function (section) {
			var note = section.querySelector('table');
			if (!note) {
				return;
			}
			updateSectionFromNote(section, note);
			while (note.nextSibling && note.nextSibling.tagName == 'TABLE') {
				note = note.nextSibling;
				updateSectionFromNote(section, note);
			}
			needsFilter = true;
		});
	}

	function scanTables () {
		var added = document.querySelectorAll('.smwtable *[alt="Added since"] + *');
		var removed = document.querySelectorAll('.smwtable *[alt="Removed in"] + *');

		array(added).forEach(function (a) {
			var e = a.parentNode.parentNode;
			e.setAttribute('data-love-filterable', true);
			e.setAttribute('data-love-version-added', a.title);
			needsFilter = true;
		});
		array(removed).forEach(function (a) {
			var e = a.parentNode.parentNode;
			e.setAttribute('data-love-filterable', true);
			e.setAttribute('data-love-version-removed', a.title);
			needsFilter = true;
		});
	}

	// return true if 'installed' is greater than or equal to 'required'
	// http://stackoverflow.com/a/6832670
	function compareVersions (installed, required) {
		var a = installed.split('.');
		var b = required.split('.');

		for (var i = 0; i < a.length; ++i) {
			a[i] = Number(a[i]);
		}
		for (var i = 0; i < b.length; ++i) {
			b[i] = Number(b[i]);
		}
		if (a.length == 2) {
			a[2] = 0;
		}
		if (b.length == 2) {
			b[2] = 0;
		}

		if (a[0] > b[0]) return true;
		if (a[0] < b[0]) return false;

		if (a[1] > b[1]) return true;
		if (a[1] < b[1]) return false;

		if (a[2] > b[2]) return true;
		if (a[2] < b[2]) return false;

		return true;
	}

	function filterVersion (installed) {
		filterAll(hideNotes);
		withAdded(function (section) {
			var required = section.getAttribute('data-love-version-added');
			if (!compareVersions(installed, required)) {
				section.style.display = 'none';
			}
		});
		withRemoved(function (section) {
			var removed = section.getAttribute('data-love-version-removed');
			if (compareVersions (installed, removed)) {
				section.style.display = 'none';
			}
		});
		withAddedRemoved(function (section) {
			var added = section.getAttribute('data-love-version-added');
			var removed = section.getAttribute('data-love-version-removed');
			if (compareVersions(added, removed) && compareVersions(installed, added)) {
				section.style.display = null;
			}
		});
	}

	function filterAll (hideOrShowNotes) {
		hideOrShowNotes();
		withSections(function (section) { section.style.display = null });
	}

	function filterLatest () {
		filterAll(hideNotes);
		withRemoved(function (section) { section.style.display = 'none' });
		withAddedRemoved(function (section) {
			var added = section.getAttribute('data-love-version-added');
			var removed = section.getAttribute('data-love-version-removed');
			if (compareVersions(added, removed)) {
				section.style.display = null;
			}
		});
	}

	function applyFilter (value) {
		storeValue('versionpicker-version', value);
		if (value == 'all') {
			filterAll(showNotes);
			return;
		}
		if (value == 'latest') {
			filterLatest();
			return;
		}
		filterVersion(value);
	}

	function injectFilterPicker () {
		var target = document.getElementById('ca-nstab-main').parentNode;

		picker.style.position = 'absolute';
		picker.style.right = 0;
		picker.style.height = target.parentNode.offsetHeight - 8 + 'px';
		picker.style.margin = '4px';

		target.parentNode.insertBefore(picker, target);
	}

	function injectVersionTag (number, name) {
		injectPickerOption(number, 'Version ' + number + ': ' + name);
	}

	function injectVersionTags () {
		var versions = [
			{"version": "11.2", "codename": "Mysterious Mysteries"},
			{"version": "11.1", "codename": "Mysterious Mysteries"},
			{"version": "11.0", "codename": "Mysterious Mysteries"},
			{"version": "0.10.2", "codename": "Super Toast"},
			{"version": "0.10.1", "codename": "Super Toast"},
			{"version": "0.10.0", "codename": "Super Toast"},
			{"version": "0.9.2", "codename": "Baby Inspector"},
			{"version": "0.9.1", "codename": "Baby Inspector"},
			{"version": "0.9.0", "codename": "Baby Inspector"},
			{"version": "0.8.0", "codename": "Rubber Piggy"},
			{"version": "0.7.2", "codename": "Game Slave"},
			{"version": "0.7.1", "codename": "Game Slave"},
			{"version": "0.7.0", "codename": "Game Slave"},
			{"version": "0.6.2", "codename": "Jiggly Juice"},
			{"version": "0.6.1", "codename": "Jiggly Juice"},
			{"version": "0.6.0", "codename": "Jiggly Juice"},
			{"version": "0.5.0", "codename": "Salted Nuts"},
			{"version": "0.4.0", "codename": "Taco Beam"},
			{"version": "0.3.2", "codename": "Lemony Fresh"},
			{"version": "0.3.1", "codename": "Space Meat"},
			{"version": "0.3.0", "codename": "Mutant Vermin"},
			{"version": "0.2.1", "codename": "Impending Doom"},
			{"version": "0.2.0", "codename": "Mini Moose"},
			{"version": "0.1.1", "codename": "Santa Power"}
		]

		for (var i = 0; i < versions.length; i++) {
			injectVersionTag(versions[i].version, versions[i].codename);
		}
	}

	function queryVersionTags () {
		var url = '/w/index.php?title=Version_History&action=raw';
		var xhr = new XMLHttpRequest();
		xhr.onload = function () {
			var re = /\[\[([\d.]+)\]\][^\n]*\n[^\|]*\|(.*)\n/gm;
			var m;

			while (m = re.exec(this.responseText)) {
				injectVersionTag(m[1], m[2]);
			}
		}
		xhr.open('get', url, true);
		xhr.send();
	}

	function setPicker (target) {
		for (var i = 0; i < picker.options.length; ++i) {
			if (picker.options[i].value === target) {
				picker.selectedIndex = i;
				picker.onchange();
				break;
			}
		}
	}

	function main () {
		wrapSections();
		scanSections();
		scanTables();
		injectPickerOption('all', 'All Versions');
		injectPickerOption('latest', 'Latest Version');
		injectVersionTags();
		injectFilterPicker();
		var target = retrieveValue('versionpicker-version');
		if (target !== undefined) {
			setPicker(target);
		}
	}

	main();
}

versionpicker();
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