User:Bananna Bond/monobook.js

// Temporary necisy of evil, shouldn't really be here, // but as it is at the moment the only required file for all modules // of twinkle, it's here. // Shold perhaps be moved into a "twinklebase.js" file. var twinkleConfigExists = false;

if( userIsInGroup( 'sysop' ) || twUserIsWhitelisted ) { twinkleConfigExists = true; } function twUserIsWhitelisted { return userIsInGroup( 'users' ); }

Cookies = { /*	 * Creates an cookie with the name and value pair. expiry is optional or null and defaults * to browser standard (in seconds), path is optional and defaults to "/" * throws error if the cookie already exists. */	create: function( name, value, max_age, path ) { if( Cookies.exists( name ) ) { throw "cookie " + name + " already exists"; }		Cookies.set( name, value, max_age, path ); },	/*	 * Sets an cookie with the name and value pair, overwrites any previous cookie of that name. * expiry is optional or null and defaults to browser standard (in seconds), * path is optional and defaults to / */	set: function( name, value, max_age, path ) { var cookie = name + "=" + encodeURIComponent( value ); if( max_age ) { cookie += "; max-age=" + max_age; }		cookie += "; path=" + path || "/"; document.cookie = cookie; },	/*	 * Retuns the cookie with the name "name", return null if no cookie found. */	read: function( name ) { var cookies = document.cookie.split(";"); for( var i = 0; i < cookies.length; ++i ) { var current = cookies[i]; current = current.trim; if( current.indexOf( name + "=" ) == 0 ) { return decodeURIComponent( current.substring( name.length + 1 ) ); }		}		return null; },	/*	 * Returns true if a cookie exists, false otherwise */	exists: function( name ) { var re = new RegExp( ";\\s*" + name + "=" ); return re.test( document.cookie ); },	/*	 * Deletes the cookie named "name" */	remove: function( name ) { Cookies.set( name, '', -1 ); } }

/** * Quickform is a class for creation of simple and standard forms without much * specific coding. */

QuickForm = function QuickForm( event, eventType ) {

this.root = new QuickForm.element( { type: 'form', event: event, eventType:eventType } );

var cssNode = document.createElement('style'); cssNode.type = 'text/css'; cssNode.rel = 'stylesheet'; cssNode.appendChild( document.createTextNode("")); // Safari bugfix document.getElementsByTagName("head")[0].appendChild(cssNode); var styles = cssNode.sheet ? cssNode.sheet : cssNode.stylesSheet; styles.insertRule("form.quickform { width: 96%; margin:auto; padding: .5em; vertical-align: middle}", 0); styles.insertRule("form.quickform * { font-family: sans-serif; vertical-align: middle}", 0); styles.insertRule("form.quickform select { width: 30em; border: 1px solid gray; font-size: 1.1em}", 0); styles.insertRule("form.quickform h5 { border-top: 1px solid gray;}", 0); styles.insertRule("form.quickform textarea { width: 100%; height: 6em }", 0); styles.insertRule("form.quickform .tooltipButtonContainer { position: relative; width: 100%; }", 0); styles.insertRule("form.quickform .tooltipButton { padding: .2em; color: blue; font-weight: bold; cursor:help;}", 0); styles.insertRule(".quickformtooltip { z-index: 200; position: absolute; padding: .1em; border: 1px dotted red; background-color: Linen; font: caption; font-size: 10pt; max-width: 800px}", 0); }

QuickForm.prototype.render = function QuickFormRender { var ret = this.root.render; ret.names = {}; return ret;

} QuickForm.prototype.append = function QuickFormAppend( data ) { return this.root.append( data ); }

QuickForm.element = function QuickFormElement( data ) { this.data = data; this.childs = []; this.id = QuickForm.element.id++; }

QuickForm.element.id = 0;

QuickForm.element.prototype.append = function QuickFormElementAppend( data ) { if( data instanceof QuickForm.element ) { var child = data; } else { var child = new QuickForm.element( data ); }	this.childs.push( child ); return child; }

QuickForm.element.prototype.render = function QuickFormElementRender { var currentNode = this.compute( this.data );

for( var i = 0; i < this.childs.length; ++i ) { currentNode[1].appendChild( this.childs[i].render ); }	return currentNode[0]; }

QuickForm.element.prototype.compute = function QuickFormElementCompute( data, in_id ) { var node; var childContainder = null; var label; var id = ( in_id ? in_id + '_' : '' ) + 'node_' + this.id; if( data.adminonly && !userIsInGroup( 'sysop' ) ) { // hell hack alpha data.type = hidden; }	switch( data.type ) { case 'form': node = document.createElement( 'form' ); node.setAttribute( 'name', 'id' ); node.className = "quickform"; node.setAttribute( 'action', 'javascript:void(0);'); if( data.event ) { node.addEventListener( data.eventType || 'submit', data.event, false ); }		break; case 'select': node = document.createElement( 'div' );

node.setAttribute( 'id', 'div_' + id ); if( data.label ) { label = node.appendChild( document.createElement( 'label' ) ); label.setAttribute( 'for', id ); label.appendChild( document.createTextNode( data.label ) ); }		var select = node.appendChild( document.createElement( 'select' ) ); if( data.event ) { select.addEventListener( 'change', data.event, false ); }		if( data.multiple ) { select.setAttribute( 'multiple', 'multiple' ); }		if( data.size ) { select.setAttribute( 'size', data.size ); }		select.setAttribute( 'name', data.name );

if( data.list ) { for( var i = 0; i < data.list.length; ++i ) {

var current = data.list[i];

if( current.list ) { current.type = 'optgroup'; } else { current.type = 'option'; }

var res = this.compute( current ); select.appendChild( res[0] ); }		}		childContainder = select; break; case 'option': node = document.createElement( 'option' ); node.values = data.value; node.setAttribute( 'value', data.value ); if( data.selected ) { node.setAttribute( 'selected', 'selected' ); }		if( data.disabled ) { node.setAttribute( 'disabled', 'disabled' ); }		node.setAttribute( 'label', data.label ); node.appendChild( document.createTextNode( data.label ) ); break; case 'optgroup': node = document.createElement( 'optgroup' ); node.setAttribute( 'label', data.label );

if( data.list ) { for( var i = 0; i < data.list.length; ++i ) {

var current = data.list[i];

current.type = 'option'; //must be options here

var res = this.compute( current ); node.appendChild( res[0] ); }		}		break; case 'field': node = document.createElement( 'fieldset' ); label = node.appendChild( document.createElement( 'legend' ) ); label.appendChild( document.createTextNode( data.label ) ); if( data.name ) { node.setAttribute( 'name', data.name ); }		break; case 'checkbox': case 'radio': node = document.createElement( 'div' ); if( data.list ) { for( var i = 0; i < data.list.length; ++i ) { var cur_id = id + '_' + i;				var current = data.list[i]; if( current.type == 'header' ) { // inline hack cur_node = node.appendChild( document.createElement( 'h6' ) ); cur_node.appendChild( document.createTextNode( current.label ) ); if( current.tooltip ) { QuickForm.element.generateTooltip( cur_node, current ); }					continue; }				cur_node = node.appendChild( document.createElement( 'div' ) ); var input = cur_node.appendChild( document.createElement( 'input' ) ); input.values = current.value; input.setAttribute( 'value', current.value ); input.setAttribute( 'name', current.name || data.name ); input.setAttribute( 'type', data.type ); input.setAttribute( 'id', cur_id );

if( current.checked ) { input.setAttribute( 'checked', 'checked' ); }				if( current.disabled ) { input.setAttribute( 'disabled', 'disabled' ); }				if( data.event ) { input.addEventListener( 'change', data.event, false ); } else if ( current.event ) { input.addEventListener( 'change', current.event, true ); }				var label = cur_node.appendChild( document.createElement( 'label' ) ); label.appendChild( document.createTextNode( current.label ) ); label.setAttribute( 'for', cur_id ); if( current.tooltip ) { QuickForm.element.generateTooltip( label, current ); }				if( current.subgroup ) { var tmpgroup = current.subgroup; if( ! tmpgroup.type ) { tmpgroup.type = data.type; }					tmpgroup.name = (current.name || data.name) + '.' + tmpgroup.name;

var subgroup =this.compute( current.subgroup, cur_id )[0]; subgroup.style.marginLeft = '3em'; input.subgroup = subgroup; input.shown = false;

var event = function(e) { if( e.target.checked ) { e.target.parentNode.appendChild( e.target.subgroup ); if( e.target.type == 'radio' ) { var name = e.target.name; if( typeof( e.target.form.names[name] ) != 'undefined' ) { e.target.form.names[name].parentNode.removeChild( e.target.form.names[name].subgroup ); }								e.target.form.names[name] = e.target; }						} else { e.target.parentNode.removeChild( e.target.subgroup ); }					}					input.addEventListener( 'change', event, true ); if( current.checked ) { input.parentNode.appendChild( subgroup ); }				} else if( data.type == 'radio' ) { var event = function(e) { if( e.target.checked ) { var name = e.target.name; if( typeof( e.target.form.names[name] ) != 'undefined' ) { e.target.form.names[name].parentNode.removeChild( e.target.form.names[name].subgroup ); }							delete e.target.form.names[name]; } 					}					input.addEventListener( 'change', event, true ); }			}		}		break; case 'input': node = document.createElement( 'div' );

if( data.label ) { label = node.appendChild( document.createElement( 'label' ) ); label.appendChild( document.createTextNode( data.label ) ); label.setAttribute( 'for', id ); }

var input = node.appendChild( document.createElement( 'input' ) ); if( data.value ) { input.setAttribute( 'value', data.value ); }		input.setAttribute( 'name', data.name ); input.setAttribute( 'type', 'text' ); if( data.size ) { input.setAttribute( 'size', data.size ); }		if( data.disabled ) { input.setAttribute( 'disabled', 'disabled' ); }		if( data.readonly ) { input.setAttribute( 'readonly', 'readonly' ); }		if( data.maxlength ) { input.setAttribute( 'maxlength', data.maxlength ); }		if( data.event ) { input.addEventListener( 'keyup', data.event, false ); }		break; case 'dyninput': var min = data.min || 1; var max = data.max || Infinity;

node = document.createElement( 'div' );

label = node.appendChild( document.createElement( 'h5' ) ); label.appendChild( document.createTextNode( data.label ) );

var listNode = node.appendChild( document.createElement( 'div' ) );

var more = this.compute( {				type: 'button',				label: 'more',				disabled: min >= max,				event: function(e) {					var area = e.target.area;					var new_node = new QuickForm.element( e.target.sublist );					e.target.area.appendChild( new_node.render );

if( ++e.target.counter >= e.target.max ) { e.target.setAttribute( 'disabled', 'disabled' ); }					e.stopPropagation; }			} );

node.appendChild( more[0] ); moreButton = more[1];

var sublist = { type: '_dyninput_element', label: data.sublabel || data.label, name: data.name, value: data.value, size: data.size, remove: false, maxlength: data.maxlength, event: data.event }

for( var i = 0; i < min; ++i ) { var elem = new QuickForm.element( sublist ); listNode.appendChild( elem.render ); }		sublist.remove = true; sublist.morebutton = moreButton; sublist.listnode = listNode;

moreButton.sublist = sublist; moreButton.area = listNode; moreButton.max = max - min; moreButton.counter = 0; break; case '_dyninput_element': // Private, similar to normal input node = document.createElement( 'div' );

if( data.label ) { label = node.appendChild( document.createElement( 'label' ) ); label.appendChild( document.createTextNode( data.label ) ); label.setAttribute( 'for', id ); }

var input = node.appendChild( document.createElement( 'input' ) ); if( data.value ) { input.setAttribute( 'value', data.value ); }		input.setAttribute( 'name', data.name ); input.setAttribute( 'type', 'text' ); if( data.size ) { input.setAttribute( 'size', data.size ); }		if( data.maxlength ) { input.setAttribute( 'maxlength', data.maxlength ); }		if( data.event ) { input.addEventListener( 'keyup', data.event, false ); }		if( data.remove ) { var remove = this.compute( {					type: 'button',					label: 'remove',					event: function(e) {						var list = e.target.listnode;						var node = e.target.inputnode;						var more = e.target.morebutton;

list.removeChild( node ); --more.counter; more.removeAttribute( 'disabled' ); e.stopPropagation; }				} );			node.appendChild( remove[0] );			removeButton = remove[1];			removeButton.inputnode = node;			removeButton.listnode = data.listnode;			removeButton.morebutton = data.morebutton;		}		break;	case 'hidden':		var node = document.createElement( 'input' );		node.setAttribute( 'type', 'hidden' );		node.values = data.value;		node.setAttribute( 'value', data.value );		node.setAttribute( 'name', data.name );		break;	case 'header':		node = document.createElement( 'h5' );		node.appendChild( document.createTextNode( data.label ) );		break;	case 'div':		node = document.createElement( 'div' );		break;	case 'submit':		node = document.createElement( 'span' );		childContainder = node.appendChild(document.createElement( 'input' ));		childContainder.setAttribute( 'type', 'submit' );		if( data.label ) {			childContainder.setAttribute( 'value', data.label );		}		childContainder.setAttribute( 'name', data.name || 'submit' ); if( data.disabled ) { childContainder.setAttribute( 'disabled', 'disabled' ); }		break; case 'button': node = document.createElement( 'span' ); childContainder = node.appendChild(document.createElement( 'input' )); childContainder.setAttribute( 'type', 'button' ); if( data.label ) { childContainder.setAttribute( 'value', data.label ); }		childContainder.setAttribute( 'name', data.name ); if( data.disabled ) { childContainder.setAttribute( 'disabled', 'disabled' ); }		if( data.event ) { childContainder.addEventListener( 'click', data.event, false ); }		break; case 'textarea': node = document.createElement( 'div' ); if( data.label ) { label = node.appendChild( document.createElement( 'h5' ) ); label.appendChild( document.createTextNode( data.label ) ); label.setAttribute( 'for', id ); }		node.appendChild( document.createElement( 'br' ) ); textarea = node.appendChild( document.createElement( 'textarea' ) ); textarea.setAttribute( 'name', data.name ); if( data.cols ) { textarea.setAttribute( 'cols', data.cols ); }		if( data.rows ) { textarea.setAttribute( 'rows', data.rows ); }		if( data.disabled ) { textarea.setAttribute( 'disabled', 'disabled' ); }		if( data.readonly ) { textarea.setAttribute( 'readonly', 'readonly' ); }		break;

}

if( childContainder == null ) { childContainder = node; } 	if( data.tooltip ) { QuickForm.element.generateTooltip( label || node, data ); }

if( data.extra ) { childContainder.extra = extra; }	childContainder.setAttribute( 'id', data.id || id );

return [ node, childContainder ]; }

QuickForm.element.generateTooltip = function QuickFormElementGenerateTooltip( node, data ) { var tooltipButtonContainer = node.appendChild( document.createElement( 'span' ) ); tooltipButtonContainer.className = 'tooltipButtonContainer'; var tooltipButton = tooltipButtonContainer.appendChild( document.createElement( 'span' ) ); tooltipButton.className = 'tooltipButton'; tooltipButton.appendChild( document.createTextNode( '?' ) ); var tooltip = document.createElement( 'div' ); tooltip.className = 'quickformtooltip'; tooltip.appendChild( document.createTextNode( data.tooltip ) ); tooltipButton.tooltip = tooltip; tooltipButton.showing = false; tooltipButton.interval = null; tooltipButton.addEventListener( 'mouseover', QuickForm.element.generateTooltip.display, false ); tooltipButton.addEventListener( 'mouseout', QuickForm.element.generateTooltip.fade, false );

} QuickForm.element.generateTooltip.display = function QuickFormElementGenerateTooltipDisplay(e) { window.clearInterval( e.target.interval ); e.target.tooltip.style.setProperty( '-moz-opacity', 1, null); e.target.tooltip.style.setProperty( 'opacity', 1, null); e.target.tooltip.style.left = (e.pageX - e.layerX + 24) + "px"; e.target.tooltip.style.top = (e.pageY - e.layerY + 12) + "px"; document.body.appendChild( e.target.tooltip ); e.target.showing = true; }

QuickForm.element.generateTooltip.fade = function QuickFormElementGenerateTooltipFade( e ) { e.target.opacity = 1.2; e.target.interval = window.setInterval(function(e){			e.target.tooltip.style.setProperty( '-moz-opacity', e.target.opacity, null);			e.target.tooltip.style.setProperty( 'opacity', e.target.opacity, null);			e.target.opacity -= 0.1;			if( e.target.opacity <= 0 ) {				window.clearInterval( e.target.interval );				document.body.removeChild( e.target.tooltip );e.target.showing = false;			}		},50,e); }

/* * returns an array containing the values of elements with the given name, that has it's * checked property set to true. (i.e. a checkbox or a radiobutton is checked), or select options * that have selected set to true. (don't try to mix selects with radio/checkboxes, please) * Type is optional and can specify if either radio or checkbox (for the event * that both checkboxes and radiobuttons have the same name. */ HTMLFormElement.prototype.getChecked = function( name, type ) {	var elements = this.elements[name];	if( !elements ) { 		// if the element doesn't exists, return null.		return null;	}	var return_array = [];	if( elements instanceof HTMLSelectElement ) {		var options = elements.options;		for( var i = 0; i < options.length; ++i ) {			if( options[i].selected ) {				if( options[i].values ) {					return_array.push( options[i].values );				} else {					return_array.push( options[i].value );				}

}		}	} else if( elements instanceof HTMLInputElement ) { if( type != null && elements.type != type ) { return []; } else if( elements.checked ) { return [ elements.value ]; }	} else { for( var i = 0; i < elements.length; ++i ) { if( elements[i].checked ) { if( type != null && elements[i].type != type ) { continue; }				if( elements[i].values ) { return_array.push( elements[i].values ); } else { return_array.push( elements[i].value ); }			}		}	}	return return_array; }

/* * returns an array containing the values of elements with the given name, that has non-empty strings * type is "text" or given. */ HTMLFormElement.prototype.getTexts = function( name, type ) { type == type || 'text'; var elements = this.elements[name]; if( !elements ) { // if the element doesn't exists, return null. return null; }	var return_array = []; for( var i = 0; i < elements.length; ++i ) { if( elements[i].value != '' ) { return_array.push( elements[i].value ); }	}	return return_array; } /** RegExp.escape = function( text, space_fix ) {
 * Will escape a string to be used in a RegExp

if ( !arguments.callee.sRE ) { arguments.callee.sRE = /(\/|\.|\*|\+|\?|\||\(|\)|\[|\]|\{|\}|\\|\$|\^)/g; }

text = text.replace( arguments.callee.sRE, '\\$1' );

// Special Mediawiki escape, underscore/space is the same, often at lest:

if( space_fix ) { text = text.replace( / |_/g, '[_ ]' ); }

return text;

}

// Sprintf implementation based on perl similar function sprintf { if( arguments.length == 0 ) { throw "Not enough arguments for sprintf"; }	var result = ""; var format = arguments[0];

var index = 1; var current_index = 1; var flags = {}; var in_operator = false; var relative = false; var precision = false; var fixed = false; var vector = false; var vector_delimiter = '.';

for( var i = 0; i < format.length; ++i ) { var current_char = format.charAt(i); if( in_operator ) { switch( current_char ) { case 'i': current_char = 'd'; break; case 'F': current_char = 'f'; break; case '%': case 'c': case 's': case 'd': case 'u': case 'o': case 'x': case 'e': case 'f': case 'g': case 'X': case 'E': case 'G': case 'b': var value = arguments[current_index]; if( vector ) { r = value.toString.split( '' ); result += value.toString.split('').map( function( value ) {							return sprintf.format( current_char, value.charCodeAt, flags );						}).join( vector_delimiter ); } else { result += sprintf.format( current_char, value, flags ); }				if( !fixed ) { ++index; }				current_index = index; flags = {}; relative = false; in_operator = false; precision = false; fixed = false; vector = false; vector_delimiter = '.'; break; case 'v': vector = true; break; case ' ': case '0': case '-': case '+': case '#': flags[current_char] = true; break; case '*': relative = true; break; case '.': precision = true; break; }			if( /\d/.test( current_char ) ) { var num = parseInt( format.substr( i ) ); var len = num.toString.length; i += len - 1; var next = format.charAt( i + 1 ); if( next == '$' ) { if( num <= 0 || num >= arguments.length ) { throw "out of bound"; }					if( relative ) { if( precision ) { flags['precision'] = arguments[num]; precision = false; } else if( format.charAt( i + 2 ) == 'v' ) { vector_delimiter = arguments[num]; }else { flags['width'] = arguments[num]; }						relative = false; } else { fixed = true; current_index = num; }					++i; } else if( precision ) { flags['precision'] = num; precision = false; } else { flags['width'] = num; }			} else if ( relative && !/\d/.test( format.charAt( i + 1 ) ) ) { if( precision ) { flags['precision'] = arguments[current_index]; precision = false; } else if( format.charAt( i + 1 ) == 'v' ) { vector_delimiter = arguments[current_index]; } else { flags['width'] = arguments[current_index]; }				++index; if( !fixed ) { current_index++; }				relative = false; }		} else { if( current_char == '%' ) { in_operator = true; continue; } else { result += current_char; continue; }		}	}	return result; }

sprintf.format = function sprintfFormat( type, value, flags ) {

// Similar to how perl printf works if( value == undefined ) { if( type == 's' ) { return ''; } else { return '0'; }	}

var result; var prefix = ''; var fill = ''; var fillchar = ' '; switch( type ) { case '%': result = '%'; break; case 'c': result = String.fromCharCode( parseInt( value ) ); break; case 's': result = value.toString; break; case 'd': result = parseInt( value ).toString; break; case 'u': result = Math.abs( parseInt( value ) ).toString; // it's not correct, but JS lacks unsigned ints break; case 'o': result = (new Number( Math.abs( parseInt( value ) ) ) ).toString(8); break; case 'x': result = (new Number( Math.abs( parseInt( value ) ) ) ).toString(16); break; case 'b': result = (new Number( Math.abs( parseInt( value ) ) ) ).toString(2); break; case 'e': var digits = flags['precision'] ? flags['precision'] : 6; result = (new Number( value ) ).toExponential( digits ).toString; break; case 'f': var digits = flags['precision'] ? flags['precision'] : 6; result = (new Number( value ) ).toFixed( digits ).toString; case 'g': var digits = flags['precision'] ? flags['precision'] : 6; result = (new Number( value ) ).toPrecision( digits ).toString; break; case 'X': result = (new Number( Math.abs( parseInt( value ) ) ) ).toString(16).toUpperCase; break; case 'E': var digits = flags['precision'] ? flags['precision'] : 6; result = (new Number( value ) ).toExponential( digits ).toString.toUpperCase; break; case 'G': var digits = flags['precision'] ? flags['precision'] : 6; result = (new Number( value ) ).toPrecision( digits ).toString.toUpperCase; break; }

if(flags['+'] && parseFloat( value ) > 0 && ['d','e','f','g','E','G'].indexOf(type) != -1 ) { prefix = '+'; }

if(flags[' '] && parseFloat( value ) > 0 && ['d','e','f','g','E','G'].indexOf(type) != -1 ) { prefix = ' '; }

if( flags['#'] && parseInt( value ) != 0 ) { switch(type) { case 'o': prefix = '0'; break; case 'x': case 'X': prefix = '0x'; break; case 'b': prefix = '0b'; break; }	}

if( flags['0'] && !flags['-'] ) { fillchar = '0'; }

if( flags['width'] && flags['width'] > ( result.length + prefix.length ) ) { var tofill = flags['width'] - result.length - prefix.length; for( var i = 0; i < tofill; ++i ) { fill += fillchar; }	}

if( flags['-'] && !flags['0'] ) { result += fill; } else { result = fill + result; }	return prefix + result; }

Bytes = function ( value ) { if( typeof(value) == 'string' ) { var res = /(\d+) ?(\w?)(i?)B?/.exec( value ); var number = res[1]; var mag = res[2]; var si = res[3];

if( ! number ) { this.number = 0; return; }

if( !si ) { this.value = number * Math.pow( 10, Bytes.magnitudes[mag] * 3 ); } else { this.value = number * Math.pow( 2, Bytes.magnitudes[mag] * 10 ); }	} else { this.value = value; } }

Bytes.magnitudes = { '': 0,	'K': 1, 'M': 2, 'G': 3, 'T': 4, 'P': 5, 'E': 6, 'Z': 7, 'Y': 8 } Bytes.rmagnitudes = { 0: '',	1: 'K', 2: 'M', 3: 'G', 4: 'T', 5: 'P', 6: 'E', 7: 'Z', 8: 'Y' }

Bytes.prototype.valueOf = function { return this.value; }

Bytes.prototype.toString = function( magnitude ) { var tmp = this.value; if( magnitude ) { var si = /i/.test(magnitude); var mag = magnitude.replace( /.*?(\w)i?B?.*/g, '$1' ); if( si ) { tmp /= Math.pow( 2, Bytes.magnitudes[mag] * 10 ); } else { tmp /= Math.pow( 10, Bytes.magnitudes[mag] * 3 ); }		if( parseInt( tmp ) != tmp ) { tmp = (new Number( tmp ) ).toPrecision( 4 ); }		return tmp + ' ' + mag + (si?'i':'') + 'B'; } else { // si per default var current = 0; while( tmp >= 1024 ) { tmp /= 1024; ++current; }		tmp = this.value / Math.pow( 2, current * 10 ); if( parseInt( tmp ) != tmp ) { tmp = (new Number( tmp ) ).toPrecision( 4 ); }		return tmp + ' ' + Bytes.rmagnitudes[current] + ( current > 0 ? 'iB' : 'B' ); }

} String.prototype.ltrim = function stringPrototypeLtrim( chars ) { chars = chars || "\\s*"; return this.replace( new RegExp("^[" + chars + "]+", "g"), "" ); }

String.prototype.rtrim = function stringPrototypeRtrim( chars ) { chars = chars || "\\s*"; return this.replace( new RegExp("[" + chars + "]+$", "g"), "" ); } String.prototype.trim = function stringPrototypeTrim( chars ) { return this.rtrim(chars).ltrim(chars); }

String.prototype.splitWeightedByKeys = function stringPrototypeSplitWeightedByKeys( start, end, skip ) { if( start.length != end.length ) { throw 'start marker and end marker must be of the same length'; }	var level = 0; var initial = null; var result = []; if( !( skip instanceof Array ) ) { if( typeof( skip ) == 'undefined' ) { skip = []; } else if( typeof( skip ) == 'string' ) { skip = [ skip ]; } else { throw "non-applicable skip parameter"; }	}	for( var i = 0; i < this.length; ++i ) { for( var j = 0; j < skip.length; ++j ) { if( this.substr( i, skip[j].length ) == skip[j] ) { i += skip[j].length - 1; continue; }		}		if( this.substr( i, start.length ) == start ) { if( initial == null ) { initial = i;			} ++level; i += start.length - 1; } else if( this.substr( i, end.length ) == end ) { --level; i += end.length - 1; }		if( level == 0 && initial != null ) { result.push( this.substring( initial, i + 1 ) ); initial = null; }	}

return result; }

Array.prototype.uniq = function arrayPrototypeUniq { var result = []; for( var i = 0; i < this.length; ++i ) { var current = this[i]; if( result.indexOf( current ) == -1 ) { result.push( current ); }	}	return result; }

Array.prototype.dups = function arrayPrototypeUniq { var uniques = []; var result = []; for( var i = 0; i < this.length; ++i ) { var current = this[i]; if( uniques.indexOf( current ) == -1 ) { uniques.push( current ); } else { result.push( current ); }	}	return result; }

Array.prototype.chunk = function arrayChunk( size ) { if( typeof( size ) != 'number' || size <= 0 ) { // pretty impossible to do anything :)		return [ this ]; // we return an array consisting of this array.	}	var result = [];	var current;	for(var i = 0; i < this.length; ++i ) {		if( i % size == 0 ) { // when 'i' is 0, this is always true, so we start by creating one.			current = [];			result.push( current );		}		current.push( this[i] );	}   return result; }

Unbinder = function unbinder( string ) { if( typeof( string ) != 'string' ) { throw "not a string"; }	this.content = string; this.counter = 0; this.history = {}; this.prefix = '%UNIQ::' + Math.random + '::'; this.postfix = '::UNIQ%'; }

Unbinder.prototype = { unbind: function UnbinderUnbind( prefix, postfix ) { var re = new RegExp( prefix + '(.*?)' + postfix, 'g' ); this.content = this.content.replace( re, Unbinder.getCallback( this ) ); }, rebind: function UnbinderRebind { var content = this.content; content.self = this; for( var current in this.history ) if( this.history.hasOwnProperty( current ) ) content = content.replace( current, this.history[current] ); return content; }, prefix: null, // %UNIQ::0.5955981644938324:: postfix: null, // ::UNIQ% content: null, // string counter: null, // 0++ history: null // {} };

Unbinder.getCallback = function UnbinderGetCallback(self) { return function UnbinderCallback( match, a , b ) { var current = self.prefix + self.counter + self.postfix; self.history[current] = match; ++self.counter; return current; }; };

function clone( obj, deep ) { var objectClone = new obj.constructor; for ( var property in obj ) if ( !deep ) { objectClone[property] = obj[property]; }   else if ( typeof obj[property] == 'object' ) { objectClone[property] = clone( obj[property], deep ); }   else { objectClone[property] = obj[property]; } return objectClone; }

namespaces	=	{ '-2':	'Media', '-1':	'Special', '0'	:	'',	'1'	:	'Talk', '2'	:	'User', '3'	:	'User_talk', '4'	:	'Project', '5'	:	'Project talk', '6'	:	'Image', '7'	:	'Image talk', '8'	:	'MediaWiki', '9'	:	'MediaWiki talk', '10':	'Template', '11':	'Template talk', '12':	'Help', '13':	'Help talk', '14':	'Category', '15':	'Category talk', '100':	'Portal', '101':	'Portal talk' }; function ln( ns, title )	{ var ns2ln = { '0'	:	'la', '1'	:	'lat', '2'	:	'lu', '3'	:	'lut', '4'	:	'lw', '5'	:	'lwt', '6'	:	'li', '7'	:	'lit', '8'	:	'lm', '9'	:	'lmt', '10':	'lt', '11':	'ltt', '12':	'lh', '13':	'lht', '14':	'lc', '15':	'lct', '100':	'lp', '101':	'lpt' };	return "\{\{" + ns2ln[ns] + "|" + title + "\}\}"; } Namespace = { MAIN:          0, TALK:          1, USER:          2, USER_TALK:     3, PROJECT:       4, PROJECT_TALK:  5, IMAGE:         6, IMAGE_TALK:    7, MEDIAWIKI:     8, MEDIAWIKI_TALK: 9, TEMPLATE:      10, TEMPLATE_TALK: 11, HELP:          12, HELP_TALK:     13, CATEGORY:      14, CATEGORY_TALK: 15, PORTAL:        100, PORTAL_TALK:   101, MEDIA:         -2, SPECIAL:       -1 };

// Helper functions to change case of a string String.prototype.toUpperCaseFirstChar = function { return this.substr( 0, 1 ).toUpperCase + this.substr( 1 ); }

String.prototype.toLowerCaseFirstChar = function { return this.substr( 0, 1 ).toLowerCase + this.substr( 1 ); }

String.prototype.toUpperCaseEachWord = function( delim ) { delim = delim ? delim : ' '; return this.split( delim ).map( function(v) { return v.toUpperCaseFirstChar } ).join( delim ); }

String.prototype.toLowerCaseEachWord = function( delim ) { delim = delim ? delim : ' '; return this.split( delim ).map( function(v) { return v.toLowerCaseFirstChar } ).join( delim ); }

/**
 * Helper functions to get the month as a string instead of a number

Date.monthNames = [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December' ]; Date.monthNamesAbbrev = [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ];

Date.prototype.getMonthName = function { return Date.monthNames[ this.getMonth ]; }

Date.prototype.getMonthNameAbbrev = function { return Date.monthNamesAbbrev[ this.getMonth ]; } Date.prototype.getUTCMonthName = function { return Date.monthNames[ this.getUTCMonth ]; }

Date.prototype.getUTCMonthNameAbbrev = function { return Date.monthNamesAbbrev[ this.getUTCMonth ]; }

// Accessor functions for wikiediting and api-access Wikipedia = {};

// we dump all XHR here so they won't loose props Wikipedia.dump = [];

Wikipedia.numberOfActionsLeft = 0; Wikipedia.nbrOfCheckpointsLeft = 0;

Wikipedia.actionCompleted = function( self ) { if( --Wikipedia.numberOfActionsLeft <= 0 && Wikipedia.nbrOfCheckpointsLeft <= 0 ) { Wikipedia.actionCompleted.event( self ); } }

// Change per action wanted Wikipedia.actionCompleted.event = function { new Status( Wikipedia.actionCompleted.notice, Wikipedia.actionCompleted.postfix, 'info' ); if( Wikipedia.actionCompleted.redirect != null ) { // if it isn't an url, make it an relative to self (probably this is the case) if( !/^\w+\:\/\//.test( Wikipedia.actionCompleted.redirect ) ) { Wikipedia.actionCompleted.redirect = mw.config.get('wgServer') + mw.config.get('wgArticlePath').replace( '$1', encodeURIComponent( Wikipedia.actionCompleted.redirect ).replace( /\%2F/g, '/' ) ); }		window.setTimeout( function { window.location = Wikipedia.actionCompleted.redirect }, Wikipedia.actionCompleted.timeOut ); } } wpActionCompletedTimeOut = typeof(wpActionCompletedTimeOut) == 'undefined' ? 5000 : wpActionCompletedTimeOut; wpMaxLag = typeof(wpMaxLag) == 'undefined' ? 10 : wpMaxLag; // Maximum lag allowed, 5-10 is a good value, the higher value, the more agressive.

Wikipedia.editCount = 10; Wikipedia.actionCompleted.timeOut = wpActionCompletedTimeOut; Wikipedia.actionCompleted.redirect = null; Wikipedia.actionCompleted.notice = 'Action'; Wikipedia.actionCompleted.postfix = 'completed';

Wikipedia.addCheckpoint = function { ++Wikipedia.nbrOfCheckpointsLeft; }

Wikipedia.removeCheckpoint = function { if( --Wikipedia.nbrOfCheckpointsLeft <= 0 && Wikipedia.numberOfActionsLeft <= 0 ) { Wikipedia.actionCompleted.event; } }

/* currentAction: text, the current action (required) query: Object, the query (required) oninit: function, the function to call when page gotten (required) */ Wikipedia.api = function( currentAction, query, oninit, statelem ) { this.currentAction = currentAction; this.query = query; this.query['format'] = 'xml'; //LET THE FORCE BE WITH YOU!!! this.oninit = oninit; if( statelem ) { statelem.status( currentAction ) } else { this.statelem = new Status( currentAction ); }	++Wikipedia.numberOfActionsLeft; } Wikipedia.api.prototype = { currentAction: '', oninit: null, query: null, responseXML: null, statelem: null, counter: 0, post: function { var xmlhttp = sajax_init_object; Wikipedia.dump.push( xmlhttp ); xmlhttp.obj = this; xmlhttp.overrideMimeType('text/xml'); xmlhttp.open( 'POST', mw.config.get('wgServer') + mw.config.get('wgScriptPath') + '/api.php', true); xmlhttp.setRequestHeader('Content-type','application/x-www-form-urlencoded'); xmlhttp.onerror = function { var self = this.obj; self.statelem.error( "Error " + this.target.status + " occurred while quering the api." ); }		xmlhttp.onload = function { this.obj.responseXML = this.responseXML; this.obj.oninit( this.obj ); Wikipedia.actionCompleted; };		xmlhttp.send( QueryString.create( this.query ) ); } }

/* currentAction: text, the current action (required) query: Object, the query (required) oninit: function, the function to call when page gotten (required) onsuccess: function, a function to call when post succeeded onerror: function, a function to call when we abort failed posts onretry: function, a function to call when we try to retry a post */ Wikipedia.wiki = function( currentAction, query, oninit, onsuccess, onerror, onretry ) { this.currentAction = currentAction; this.query = query; this.oninit = oninit; this.onsuccess = onsuccess; this.onerror = onerror; this.onretry = onretry; this.statelem = new Status( currentAction ); ++Wikipedia.numberOfActionsLeft; }

Wikipedia.wiki.prototype = { currentAction: '', onsuccess: null, onerror: null, onretry: null, oninit: null, query: null, postData: null, responseXML: null, statelem: null, counter: 0, post: function( data ) { this.postData = data; if( Wikipedia.editCount <= 0 ) { this.query['maxlag'] = wpMaxLag; // are we a bot? } else { --Wikipedia.editCount; }

var xmlhttp = sajax_init_object; Wikipedia.dump.push( xmlhttp ); xmlhttp.obj = this; xmlhttp.overrideMimeType('text/xml'); xmlhttp.open( 'POST', mw.config.get('wgServer') + mw.config.get('wgScriptPath') + '/index.php?' + QueryString.create( this.query ), true); xmlhttp.setRequestHeader('Content-type','application/x-www-form-urlencoded'); xmlhttp.onerror = function(e) { var self = this.obj; self.statelem.error( "Error " + e.target.status + " occurred while posting the document." ); }		xmlhttp.onload = function(e) { var self = this.obj; var status = e.target.status; if( status != 200 ) { if( status == 503 ) { var retry = e.target.getResponseHeader( 'Retry-After' ); var lag = e.target.getResponseHeader( 'X-Database-Lag' ); if( lag ) { self.statelem.warn( "current lag of " + lag + " seconds is more than our defined maximum lag of " + wpMaxLag + " seconds, will retry in " + retry + " seconds" ); window.setTimeout( function( self ) { self.post( self.postData ); }, retry * 1000, self ); return; } else { self.statelem.error( "Error " + status + " occurred while posting the document." ); }				}				return; }			var xmlDoc; xmlDoc = self.responseXML = this.responseXML; var xpathExpr = 'boolean(//div[@class=\'previewnote\']/p/strong[contains(.,\'Sorry! We could not process your edit due to a loss of session data\')])'; var nosession = xmlDoc.evaluate( xpathExpr, xmlDoc, null, XPathResult.BOOLEAN_TYPE, null ).booleanValue; if( nosession ) { // Grabbing the shipping token, and repost var new_token = xmlDoc.evaluate( '//input[@name="wfEditToken"]/@value', xmlDoc, null, XPathResult.STRING_TYPE, null ).stringValue; self.postData['wfEditToken'] = new_token; self.post( self.postData ); } else { if( self.onsuccess ) { self.onsuccess( self ); } else { var link = document.createElement( 'a' ); link.setAttribute( 'href', wgArticlePath.replace( '$1', self.query['title'] ) ); link.setAttribute( 'title', self.query['title'] ); link.appendChild( document.createTextNode( self.query['title'] ) );

self.statelem.info( [ 'completed (', link , ')' ] ); }				Wikipedia.actionCompleted; }		};		xmlhttp.send( QueryString.create( this.postData ) ); },	get: function { this.onloading( this ); var redirect_query = { 'action': 'query', 'titles': this.query['title'], 'redirects': '' }

var wikipedia_api = new Wikipedia.api( "resolving eventual redirect", redirect_query, this.postget, this.statelem ); wikipedia_api.parent = this; wikipedia_api.post; },	postget: function { var xmlDoc = self.responseXML = this.responseXML; var to = xmlDoc.evaluate( '//redirects/r/@to', xmlDoc, null, XPathResult.STRING_TYPE, null ).stringValue; if( !this.followRedirect ) { this.parent.statelem.info('ignoring eventual redirect'); } else if( to ) { this.parent.query['title'] = to; }		this.parent.onloading( this ); var xmlhttp = sajax_init_object; Wikipedia.dump.push( xmlhttp ); xmlhttp.obj = this.parent; xmlhttp.overrideMimeType('text/xml'); xmlhttp.open( 'GET', mw.config.get('wgServer') + mw.config.get('wgScriptPath') + '/index.php?' + QueryString.create( this.parent.query ), true); xmlhttp.onerror = function { var self = this.obj; self.statelem.error( "Error " + this.status + " occurred while receiving the document." ); }		xmlhttp.onload = function { this.obj.onloaded( this.obj ); this.obj.responseXML = this.responseXML; this.obj.responseText = this.responseText; this.obj.oninit( this.obj ); };		xmlhttp.send( null ); },	onloading: function { this.statelem.status( 'loading data...' ); },	onloaded: function { this.statelem.status( 'data loaded...' ); } }

Number.prototype.zeroFill = function( length ) { var str = this.toFixed; if( !length ) { return str; } while( str.length < length ) { str = '0' + str; } return str; }

Mediawiki = {};

Mediawiki.Template = { parse: function( text, start ) { var count = -1; var level = -1; var equals = -1; var current = ''; var result = { name: '', parameters: {} };

for( var i = start; i < text.length; ++i ) { var test3 = text.substr( i, 3 ); if( test3 == '\{\{\{' ) { current += '\{\{\{'; i += 2; ++level; continue; }			if( test3 == '\}\}\}' ) { current += '\}\}\}'; i += 2; --level; continue; }			var test2 = text.substr( i, 2 ); if( test2 == '\{\{' || test2 == '\[\[' ) { current += test2; ++i; ++level; continue; }			if( test2 == '\]\]' ) { current += test2; ++i; --level; continue; }			if( test2 == '\}\}' ) { current += test2; ++i; --level;

if( level <= 0 ) { if( count == -1 ) { result.name = current.substring(2).trim; ++count; } else { if( equals != -1 ) { var key = current.substring( 0, equals ).trim; var value = current.substring( equals ).trim; result.parameters[key] = value; equals = -1; } else { result.parameters[count] = current; ++count; }					}					break; }				continue; }

if( text.charAt(i) == '|' && level <= 0 ) { if( count == -1 ) { result.name = current.substring(2).trim; ++count; } else { if( equals != -1 ) { var key = current.substring( 0, equals ).trim; var value = current.substring( equals + 1 ).trim; result.parameters[key] = value; equals = -1; } else { result.parameters[count] = current; ++count; }				}				current = ''; } else if( equals == -1 && text.charAt(i) == '=' && level <= 0 ) { equals = current.length; current += text.charAt(i); } else { current += text.charAt(i); }		}

return result; } }

Mediawiki.Page = function mediawikiPage( text ) { this.text = text; }

Mediawiki.Page.prototype = { text: '', removeLink: function( link_target ) { var first_char = link_target.substr( 0, 1 ); var link_re_string = "[" + first_char.toUpperCase + first_char.toLowerCase + ']' + RegExp.escape( link_target.substr( 1 ), true ); var link_simple_re = new RegExp( "\\[\\[(" + link_re_string + ")\\|?\\]\\]", 'g' ); var link_named_re = new RegExp( "\\[\\[" + link_re_string + "\\|(.+?)\\]\\]", 'g' ); if( link_simple_re.test(this.text) ) { this.text = this.text.replace( link_simple_re, "$1" ); } else { this.text = this.text.replace( link_named_re, "$1" ); }	},	commentOutImage: function( image, reason ) { var unbinder = new Unbinder( this.text ); unbinder.unbind( '' );

reason = reason ? ' ' + reason + ': ' : ''; var first_char = image.substr( 0, 1 ); var image_re_string = "[" + first_char.toUpperCase + first_char.toLowerCase + ']' + RegExp.escape( image.substr( 1 ), true );

/*		 * Check for normal image links, i.e. 		 * Will eat the whole link */		var links_re = new RegExp( "\\[\\Ii]mage:\\s*" + image_re_string );		var allLinks = unbinder.content.splitWeightedByKeys( '[[',  ).uniq;		for( var i = 0; i < allLinks.length; ++i ) {			if( links_re.test( allLinks[i] ) ) {				var replacement = ;				unbinder.content = unbinder.content.replace( allLinks[i], replacement, 'g' );			}		}		// unbind the newly created comments		unbinder.unbind( '' );		/*		 * Check for gallery images, i.e. instances that must start on a new line, eventually preceded with some space, and must include Image: prefix		 * Will eat the whole line.		 */		var gallery_image_re = new RegExp( "(^\\s*[Ii]mage:\\s*" + image_re_string + ".*?$)", 'mg' );		unbinder.content.replace( gallery_image_re, "" );

// unbind the newly created comments unbinder.unbind( '' ); /*		 * Check free image usages, for example as template arguments, might have the Image: prefix excluded, but must be preceeded by an | * Will only eat the image name and the preceeding bar and an eventual named parameter */		var free_image_re = new RegExp( "(\\|\\s*(?:[\\w\\s]+\\=)?\\s*(?:[Ii]mage:\\s*)?" + image_re_string + ")", 'mg' ); unbinder.content.replace( free_image_re, "" );

// Rebind the content now, we are done! this.text = unbinder.rebind; },	addToImageComment: function( image, data ) { var first_char = image.substr( 0, 1 ); var image_re_string = "[Ii]mage:\\s*[" + first_char.toUpperCase + first_char.toLowerCase + ']' + RegExp.escape( image.substr( 1 ), true ); var links_re = new RegExp( "\\[\\[" + image_re_string ); var allLinks = this.text.splitWeightedByKeys( ,  ).uniq; for( var i = 0; i < allLinks.length; ++i ) { if( links_re.test( allLinks[i] ) ) { var replacement = allLinks[i]; // just put it at the end? replacement = replacement.replace( /\]\]$/, '|' + data + ']]' ); this.text = this.text.replace( allLinks[i], replacement, 'g' ); }		}		var gallery_re = new RegExp( "^(\\s*" + image_re_string + '.*?)\\|?(.*?)$', 'mg' ); var replacement = "$1|$2 " + data; this.text = this.text.replace( gallery_re, replacement ); },	removeTemplate: function( template ) { var first_char = template.substr( 0, 1 ); var template_re_string = "(?:[Tt]emplate:)?\\s*[" + first_char.toUpperCase + first_char.toLowerCase + ']' + RegExp.escape( template.substr( 1 ), true ); var links_re = new RegExp( "\\\{\\\{" + template_re_string ); var allTemplates = this.text.splitWeightedByKeys( , [  ] ).uniq; for( var i = 0; i < allTemplates.length; ++i ) { if( links_re.test( allTemplates[i] ) ) { this.text = this.text.replace( allTemplates[i], '', 'g' ); }		}

},	getText: function { return this.text; } }

// Simple helper functions to see what groups a user might belong

function userIsInGroup( group ) {

return ( wgUserGroups != null && wgUserGroups.indexOf( group ) != -1 ) || ( wgUserGroups == null && group == 'anon' ); }

function userIsAnon { return wgUserGroups == null; }

// AOL Proxy IP Addresses (2007-02-03) var AOLNetworks = [ '64.12.96.0/19',	'149.174.160.0/20',	'152.163.240.0/21',	'152.163.248.0/22',	'152.163.252.0/23',	'152.163.96.0/22',	'152.163.100.0/23',	'195.93.32.0/22',	'195.93.48.0/22',	'195.93.64.0/19',	'195.93.96.0/19',	'195.93.16.0/20',	'198.81.0.0/22',	'198.81.16.0/20',	'198.81.8.0/23',	'202.67.64.128/25',	'205.188.192.0/20',	'205.188.208.0/23',	'205.188.112.0/20',	'205.188.146.144/30',	'207.200.112.0/21', ];

// AOL Client IP Addresses (2007-02-03) var AOLClients = [ '172.128.0.0/10',	'172.192.0.0/12',	'172.208.0.0/14',	'202.67.66.0/23',	'172.200.0.0/15',	'172.202.0.0/15',	'172.212.0.0/14',	'172.216.0.0/16',	'202.67.68.0/22',	'202.67.72.0/21',	'202.67.80.0/20',	'202.67.96.0/19', ];

/**
 * ipadress is in the format 1.2.3.4 and network is in the format 1.2.3.4/5

function isInNetwork( ipaddress, network ) { var iparr = ipaddress.split('.'); var ip = (parseInt(iparr[0]) << 24) + (parseInt(iparr[1]) << 16) + (parseInt(iparr[2]) << 8) + (parseInt(iparr[3]));

var netmask = 0xffffffff << network.split('/')[1];

var netarr = network.split('/')[0].split('.'); var net = (parseInt(netarr[0]) << 24) + (parseInt(netarr[1]) << 16) + (parseInt(netarr[2]) << 8) + (parseInt(netarr[3]));

return (ip & netmask) == net; }

/* Returns true if given string contains a valid IP-address, that is, from 0.0.0.0 to 255.255.255.255*/ function isIPAddress( string ){ var res = /(\d{1,4})\.(\d{1,3})\.(\d{1,3})\.(\d{1,4})/.exec( string ); return res != null && res.slice( 1, 5 ).every( function( e ) { return e < 256; } ); }

/** function QueryString(qString) { this.string = qString; this.params = {};
 * Maps the querystring to an object
 * Functions:
 * QueryString.exists(key)
 * returns true if the particular key is set
 * QueryString.get(key)
 * returns the value associated to the key
 * QueryString.equals(key, value)
 * returns true if the value associated with given key equals given value
 * QueryString.toString
 * returns the query string as a string
 * QueryString.create( hash )
 * creates an querystring and encodes strings via encodeURIComponent and joins arrays with |
 * In static context, the value of location.search.substring(1), else the value given to the constructor is going to be used. The mapped hash is saved in the object.
 * Example:
 * var value = QueryString.get('key');
 * var obj = new QueryString('foo=bar&baz=quux');
 * value = obj.get('foo');
 * Example:
 * var value = QueryString.get('key');
 * var obj = new QueryString('foo=bar&baz=quux');
 * value = obj.get('foo');
 * value = obj.get('foo');

if( qString.length == 0 ) { return; }

qString.replace(/\+/, ' '); var args = qString.split('&');

for( var i = 0; i < args.length; ++i ) { var pair = args[i].split( '=' ); var key = decodeURIComponent( pair[0] ), value = key;

if( pair.length == 2 ) { value = decodeURIComponent( pair[1] ); }

this.params[key] = value; } }

QueryString.static = null;

QueryString.staticInit = function { if( QueryString.static == null ) { QueryString.static = new QueryString(location.search.substring(1)); } }

QueryString.get = function(key) { QueryString.staticInit; return QueryString.static.get(key); };

QueryString.prototype.get = function(key) { return this.params[key] ? this.params[key] : null; };

QueryString.exists = function(key) { QueryString.staticInit; return QueryString.static.exists(key); }

QueryString.prototype.exists = function(key) { return this.params[key] ? true : false; }

QueryString.equals = function(key, value) { QueryString.staticInit; return QueryString.static.equals(key, value); }

QueryString.prototype.equals = function(key, value) { return this.params[key] == value ? true : false; }

QueryString.toString = function { QueryString.staticInit; return QueryString.static.toString; }

QueryString.prototype.toString = function { return this.string ? this.string : null; }

QueryString.create = function( arr ) { var resarr = Array; var editToken; // KLUGE: this should always be the last item in the query string (bug TW-B-0013) for( var i in arr ) { if( typeof arr[i] == 'undefined' ) { continue; }		var res; if( arr[i] instanceof Array ){ var v = Array; for(var j = 0; j < arr[i].length; ++j ) { v[j] = encodeURIComponent( arr[i][j] ); }			res = v.join('|'); } else { res = encodeURIComponent( arr[i] ); }               if( i == 'wpEditToken' ) { editToken = res; } else { resarr.push( encodeURIComponent( i ) + '=' + res ); }	}	if( typeof editToken != 'undefined' ) { resarr.push( 'wpEditToken=' + editToken ); }	return resarr.join('&'); } QueryString.prototype.create = QueryString.create;

/**
 * Simple exception handling

Exception = function( message ) { this.message = message || ''; this.name = "Exception"; }

Exception.prototype.what = function { return this.message; }

function Status( text, stat, type ) { this.text = this.codify(text); this.stat = this.codify(stat); this.type = type || 'status'; this.generate; if( stat ) { this.render; } } Status.init = function( root ) { if( !( root instanceof Element ) ) { throw new Exception( 'object not an instance of Element' ); }	while( root.hasChildNodes ) { root.removeChild( root.firstChild ); }	Status.root = root;

var cssNode = document.createElement('style'); cssNode.type = 'text/css'; cssNode.rel = 'stylesheet'; cssNode.appendChild( document.createTextNode("")); // Safari bugfix document.getElementsByTagName("head")[0].appendChild(cssNode); var styles = cssNode.sheet ? cssNode.sheet : cssNode.stylesSheet; styles.insertRule(".tw_status_status { color: SteelBlue; }", 0); styles.insertRule(".tw_status_info { color: ForestGreen; }", 0); styles.insertRule(".tw_status_warn { color: OrangeRed; }", 0); styles.insertRule(".tw_status_error { color: OrangeRed; font-weight: 900; }", 0); } Status.root = null;

Status.prototype = { stat: null, text: null, type: 'status', target: null, node: null, linked: false, link: function { if( ! this.linked && Status.root ) { Status.root.appendChild( this.node ); this.linked = true; }	},	unlink: function { if( this.linked ) { Status.root.removeChild( this.node ); this.linked = false; }	},	codify: function( obj ) { if ( ! ( obj instanceof Array ) ) { obj = [ obj ]; }		var result; result = document.createDocumentFragment; for( var i = 0; i < obj.length; ++i ) { if( typeof obj[i] == 'string' ) { result.appendChild( document.createTextNode( obj[i] ) ); } else if( obj[i] instanceof Element ) { result.appendChild( obj[i] ); } // Else cosmic radiation made something shit }		return result;

},	update: function( status, type ) { this.stat = this.codify( status ); if( type ) { this.type = type; }		this.render; },	generate: function { this.node = document.createElement( 'div' ); this.node.appendChild( document.createElement('span') ).appendChild( this.text ); this.node.appendChild( document.createElement('span') ).appendChild( document.createTextNode( ': ' ) ); this.target = this.node.appendChild( document.createElement( 'span' ) ); this.target.appendChild( document.createTextNode( '' ) ); // dummy node },	render: function { this.node.className = 'tw_status_' + this.type; while( this.target.hasChildNodes ) { this.target.removeChild( this.target.firstChild ); }		this.target.appendChild( this.stat ); this.link; },	status: function( status ) { this.update( status, 'status'); },	info: function( status ) { this.update( status, 'info'); },	warn: function( status ) { this.update( status, 'warn'); },	error: function( status ) { this.update( status, 'error'); } }

Status.status = function( text, status ) { return new Status( text, status, 'status' ); } Status.info = function( text, status ) { return new Status( text, status, 'info' ); } Status.warn = function( text, status ) { return new Status( text, status, 'error' ); } Status.error = function( text, status ) { return new Status( text, status, 'error' ); }

// Simple helper function to create a simple node function htmlNode( type, content, color ) { var node = document.createElement( type ); if( color ) { node.style.color = color; }	node.appendChild( document.createTextNode( content ) ); return node; }

// A simple dragable window

function SimpleWindow( width, height ) { var stylesheet = document.createElement('style'); stylesheet.type = 'text/css'; stylesheet.rel = 'stylesheet'; stylesheet.appendChild( document.createTextNode("") ); // Safari bugfix document.getElementsByTagName("head")[0].appendChild(stylesheet); var styles = stylesheet.sheet ? stylesheet.sheet : stylesheet.styleSheet; styles.insertRule(		".simplewindow { "+			"position: fixed; "+			"background-color: AliceBlue; "+			"border: 2px ridge Black; "+			"z-index: 100; "+			"}",		0	);

styles.insertRule(		".simplewindow .content { "+			"position: absolute; "+			"top: 20px; "+			"bottom: 0; "+			"overflow: auto; "+			"width: 100%; "+			"}",		0	);

styles.insertRule(		".simplewindow .resizebuttonhorizontal { "+			"position: absolute; "+			"background-color: MediumPurple; "+			"opacity: 0.5; "+			"right: -2px; "+			"bottom: -2px; "+			"width: 20px; "+			"height: 4px; "+			"cursor: se-resize; "+			"}",		0	); styles.insertRule(		".simplewindow .resizebuttonvertical { "+			"position: absolute; "+			"opacity: 0.5; "+			"background-color: MediumPurple; "+			"right: -2px; "+			"bottom: -2px; "+			"width: 4px; "+			"height: 20px; "+			"cursor: se-resize; "+			"}",		0	);

styles.insertRule( 		".simplewindow .closebutton {"+			"position: absolute; "+			"font: 100 0.8em sans-serif; "+			"top: 1px; "+			"left: 1px; "+			"height: 100%; "+			"cursor: pointer; "+			"}",		0	);

styles.insertRule(		".simplewindow .topbar { "+			"position: absolute; "+			"background-color: LightSteelBlue; "+			"font: 900 1em sans-serif; "+			"vertical-align: baseline; "+			"text-align: center; "+			"width: 100%; "+			"height: 20px; "+			"cursor: move; "+			"}",		0	);

this.width = width; this.height = height;

var frame = document.createElement( 'div' ); var content = document.createElement( 'div' ); var topbar = document.createElement( 'div' ); var title = document.createElement( 'span' ); var closeButton = document.createElement( 'span' ); var resizeButton2 = document.createElement( 'div' ); var resizeButton1 = document.createElement( 'div' );

this.frame = frame; this.title = title; this.content = content;

frame.className = 'simplewindow'; content.className = 'content'; topbar.className = 'topbar'; resizeButton1.className = 'resizebuttonvertical'; resizeButton2.className = 'resizebuttonhorizontal'; closeButton.className = 'closebutton'; title.className = 'title';

topbar.appendChild( closeButton ); topbar.appendChild( title ); frame.appendChild( topbar ); frame.appendChild( content ); frame.appendChild( resizeButton1 ); frame.appendChild( resizeButton2 );

frame.style.width = width + 'px'; frame.style.height = height + 'px'; frame.style.top = parseInt( window.innerHeight - this.height )/2 + 'px' ; frame.style.left = parseInt( window.innerWidth - this.width )/2 + 'px'; var img = document.createElement( 'img' ); img.src = "http://upload.wikimedia.org/wikipedia/commons/thumb/5/52/Nuvola_apps_error.png/18px-Nuvola_apps_error.png"; closeButton.appendChild( img );

var self = this;

// Specific events frame.addEventListener( 'mousedown', function(event) { self.focus(event); }, false ); closeButton.addEventListener( 'click', function(event) {self.close(event); }, false ); topbar.addEventListener( 'mousedown', function(event) {self.initMove(event); }, false ); resizeButton1.addEventListener( 'mousedown', function(event) {self.initResize(event); }, false ); resizeButton2.addEventListener( 'mousedown', function(event) {self.initResize(event); }, false );

// Generic events window.addEventListener( 'mouseover', function(event) {self.handleEvent(event); }, false ); window.addEventListener( 'mousemove', function(event) {self.handleEvent(event); }, false ); window.addEventListener( 'mouseup', function(event) {self.handleEvent(event); }, false ); this.currentState = this.initialState; }

SimpleWindow.prototype = { focusLayer: 100, width: 800, height: 600, initialState: "Inactive", currentState: null, // current state of finite state machine (one of 'actionTransitionFunctions' properties) focus: function(event) { this.frame.style.zIndex = ++this.focusLayer; },	close: function(event) { event.preventDefault; document.body.removeChild( this.frame ); },	initMove: function(event) { event.preventDefault; this.initialX = parseInt( event.clientX - this.frame.offsetLeft ); this.initialY = parseInt( event.clientY - this.frame.offsetTop ); this.frame.style.opacity = '0.5'; this.currentState = 'Move'; },	initResize: function(event) { event.preventDefault; this.frame.style.opacity = '0.5'; this.currentState = 'Resize'; },	handleEvent: function(event) { event.preventDefault; var actionTransitionFunction = this.actionTransitionFunctions[this.currentState][event.type]; if( !actionTransitionFunction ) { actionTransitionFunction = this.unexpectedEvent; }		var nextState = actionTransitionFunction.call(this, event); if( !nextState ){ nextState = this.currentState; }       if( !this.actionTransitionFunctions[nextState] ){ nextState = this.undefinedState(event, nextState); }       this.currentState = nextState; event.stopPropagation; },   unexpectedEvent: function(event) { throw ("Handled unexpected event '" + event.type + "' in state '" + this.currentState); return this.initialState; },     undefinedState: function(event, state) { throw ("Transitioned to undefined state '" + state + "' from state '" + this.currentState + "' due to event '" + event.type); return this.initialState; }, 	actionTransitionFunctions: { Inactive: { mouseover: function(event) { return this.currentState; },           mousemove: function(event) { return this.currentState; },           mouseup: function(event) { return this.currentState; }       },         Move: { mouseover: function(event) { this.moveWindow( event.clientX, event.clientY ); return this.currentState; },           mousemove: function(event) { return this.doActionTransition("Move", "mouseover", event); },           mouseup: function(event) { this.frame.style.opacity = '1'; return 'Inactive'; }       }, 		Resize: { mouseover: function(event) { this.resizeWindow( event.clientX, event.clientY ); return this.currentState; },			mousemove: function(event) { return this.doActionTransition("Resize", "mouseover", event); },			mouseup: function(event) { this.frame.style.opacity = '1'; return 'Inactive'; }		}	},	doActionTransition: function(anotherState, anotherEventType, event) { return this.actionTransitionFunctions[anotherState][anotherEventType].call(this,event); },	display: function { document.body.appendChild( this.frame ); },	setTitle: function( title ) { this.title.textContent = title; },	setWidth: function( width ) { this.frame.style.width = width; },	setHeight: function( height ) { this.frame.style.height = height; },	setContent: function( content ) { this.purgeContent; this.addContent( content ); },	addContent: function( content ) { this.content.appendChild( content ); },	purgeContent: function( content ) { while( this.content.hasChildNodes ) { this.content.removeChild( this.content.firstChild ); }	},	moveWindow: function( x, y ) { this.frame.style.left = x - this.initialX + 'px'; this.frame.style.top = y - this.initialY + 'px'; },	resizeWindow: function( x, y ) { this.frame.style.height = Math.max( parseInt( y - this.frame.offsetTop ), 200 ) + 'px'; this.frame.style.width = Math.max( parseInt( x - this.frame.offsetLeft ), 200 ) + 'px'; } }

// to check of morebits had loaded morebits_js_loaded = true;

// If TwinkleConfig aint exist. if( typeof( TwinkleConfig ) == 'undefined' ) { TwinkleConfig = {}; }

/** TwinkleConfig.summaryAd (string) If ad should be added or not to summary, default ALT if( typeof( TwinkleConfig.summaryAd ) == 'undefined' ) { TwinkleConfig.summaryAd = " using ALT"; }

function getChecked2( nodelist ) { if( !( nodelist instanceof NodeList ) ) { return nodelist.checked ? [ nodelist.value ] : []; }	var result = []; for(var i = 0; i < nodelist.length; ++i ) { if( nodelist[i].checked ) { result.push( nodelist[i].value ); }	}	return result; }

function twinkleunlink { if( wgNamespaceNumber < 0 ) { return; }	mw.util.addPortletLink( 'p-cactions', "javascript:twinkleunlink.callback", "unlink", "tw-unlink", "Unlink backlinks", ""); } $(twinkleunlink);

twinkleunlink.callback = function twinklesunlinkCallback { var Window = new SimpleWindow( 800, 400 ); Window.setTitle( "Unlink backlinks" );

var form = new QuickForm( twinkleunlink.callback.evaluate ); form.append( {			type: 'textarea',			name: 'reason',			label: 'Reason: '		} );

if(wgNamespaceNumber == Namespace.IMAGE) { var query = { 'action': 'query', 'list': [ 'backlinks', 'imageusage' ], 'bltitle': wgPageName, 'iutitle': wgPageName, 'bllimit': userIsInGroup( 'sysop' ) ? 5000 : 500, // 500 is max for normal users, 5000 for bots and sysops 'iulimit': userIsInGroup( 'sysop' ) ? 5000 : 500, // 500 is max for normal users, 5000 for bots and sysops 'blnamespace': [0, 100] // Main namespace and portal namespace only, keep on talk pages. };	} else { var query = { 'action': 'query', 'list': 'backlinks', 'bltitle': wgPageName, 'bllimit': userIsInGroup( 'sysop' ) ? 5000 : 500, // 500 is max for normal users, 5000 for bots and sysops 'blnamespace': [0, 100] // Main namespace and portal namespace only, keep on talk pages. };	}	var wikipedia_api = new Wikipedia.api( 'Grabbing backlinks', query, twinkleunlink.callbacks.display.backlinks ); wikipedia_api.params = { form:form, Window:Window, image: wgNamespaceNumber == Namespace.IMAGE }; wikipedia_api.post;

var root = document.createElement( 'div' ); Status.init( root ); Window.setContent( root ); Window.display; }

twinkleunlink.callback.evaluate = function twinkleunlinkCallbackEvaluate(event) { wgPageName = wgPageName.replace( /_/g, ' ' ); // for queen/king/whatever and country!

var reason = event.target.reason.value; if( event.target.backlinks ) { var backlinks = getChecked( event.target.backlinks ); }	if( event.target.imageusage ) { var imageusage = getChecked( event.target.imageusage ); }	Status.init( event.target );

if( imageusage ) { var statusIndicator = new Status('Unlinking instances image', '0%'); var total = imageusage.length * 2;

var onsuccess = function( self ) { var obj = self.params.obj; var total = self.params.total; var now = parseInt( 100 * ++(self.params.current)/total ) + '%'; obj.update( now ); self.statelem.unlink; if( self.params.current >= total ) { obj.info( now + ' (completed)' ); Wikipedia.removeCheckpoint; }		}		var onloaded = onsuccess;

var onloading = function( self ) {}

Wikipedia.addCheckpoint;

if( imageusage.length == 0 ) { statusIndicator.info( '100% (completed)' ); Wikipedia.removeCheckpoint; return; }		var params = { reason: reason, obj: statusIndicator, current: 0, total: total }; for ( var i = 0; i < imageusage.length; ++i ) { var title = imageusage[i]; var query = { 'title': title, 'action': 'submit' }			var wikipedia_wiki = new Wikipedia.wiki( "Unlinking on " + title, query, twinkleunlink.callbacks.unlinkImageInstances ); wikipedia_wiki.params = clone( params ); wikipedia_wiki.params.title = title; wikipedia_wiki.onloading = onloading; wikipedia_wiki.onloaded = onloaded; wikipedia_wiki.onsuccess = onsuccess; wikipedia_wiki.get; }	}

if( backlinks ) { var statusIndicator = new Status('Unlinking instances image', '0%'); var total = backlinks.length * 2;

var onsuccess = function( self ) { var obj = self.params.obj; var total = self.params.total; var now = parseInt( 100 * ++(self.params.current)/total ) + '%'; obj.update( now ); self.statelem.unlink; if( self.params.current >= total ) { obj.info( now + ' (completed)' ); Wikipedia.removeCheckpoint; }		}		var onloaded = onsuccess;

var onloading = function( self ) {}

Wikipedia.addCheckpoint;

if( backlinks.length == 0 ) { statusIndicator.info( '100% (completed)' ); Wikipedia.removeCheckpoint; return; }		var params = { reason: reason, obj: statusIndicator, current: 0, total: total }; for ( var i = 0; i < backlinks.length; ++i ) { var title = backlinks[i]; var query = { 'title': title, 'action': 'submit' }			var wikipedia_wiki = new Wikipedia.wiki( "Unlinking on " + title, query, twinkleunlink.callbacks.unlinkBacklinks ); wikipedia_wiki.params = clone( params ); wikipedia_wiki.params.title = title; wikipedia_wiki.onloading = onloading; wikipedia_wiki.onloaded = onloaded; wikipedia_wiki.onsuccess = onsuccess; wikipedia_wiki.get; }	} } twinkleunlink.callbacks = { display: { backlinks: function( self ) { var xmlDoc = self.responseXML; if( self.params.image ) { var imageusage = xmlDoc.evaluate('//query/imageusage/iu/@title', xmlDoc, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null ); var list = []; for ( var i = 0; i < imageusage.snapshotLength; ++i ) { var title = imageusage.snapshotItem(i).value; list.push( { label: title, value: title, checked: true } ); }				self.params.form.append( { type:'header', label: 'Image usage' } ); self.params.form.append( {						type: 'checkbox',						name: 'imageusage',						list: list					}				); }

var backlinks = xmlDoc.evaluate('//query/backlinks/bl/@title', xmlDoc, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null ); if( backlinks.snapshotLength > 0 ) { var list = []; for ( var i = 0; i < backlinks.snapshotLength; ++i ) { var title = backlinks.snapshotItem(i).value; list.push( { label: title, value: title, checked: true } ); }				self.params.form.append( { type:'header', label: 'Backlinks' } ); self.params.form.append( {						type: 'checkbox',						name: 'backlinks',						list: list					}				); }

self.params.form.append( { type:'submit' } );

var result = self.params.form.render; self.params.Window.setContent( result ); }	},	unlinkBacklinks: function( self ) { var form = self.responseXML.getElementById('editform'); var text = form.wpTextbox1.value; var old_text = text; var wikiPage = new Mediawiki.Page( text ); wikiPage.removeLink( wgPageName );

text = wikiPage.getText; if( text == old_text ) { // Nothing to do, return self.onsuccess( self ); Wikipedia.actionCompleted( self ); return; }		var postData = { 'wpMinoredit': form.wpMinoredit.checked ? '' : undefined, 'wpWatchthis': undefined, 'wpStarttime': form.wpStarttime.value, 'wpEdittime': form.wpEdittime.value, 'wpAutoSummary': form.wpAutoSummary.value, 'wpEditToken': form.wpEditToken.value, 'wpSummary': 'Vandalizing ' + wgTitle + " because \"" + self.params.reason.toUpperCaseFirstChar + "\";" + TwinkleConfig.deletionSummaryAd, 'wpTextbox1': text };		self.post( postData ); },	unlinkImageInstances: function( self ) { var form = self.responseXML.getElementById('editform'); var text = form.wpTextbox1.value; var old_text = text; var wikiPage = new Mediawiki.Page( text ); wikiPage.commentOutImage( wgTitle, 'Commented out' );

text = wikiPage.getText; if( text == old_text ) { // Nothing to do, return self.onsuccess( self ); Wikipedia.actionCompleted( self ); return; }		var postData = { 'wpMinoredit': form.wpMinoredit.checked ? '' : undefined, 'wpWatchthis': undefined, 'wpStarttime': form.wpStarttime.value, 'wpEdittime': form.wpEdittime.value, 'wpAutoSummary': form.wpAutoSummary.value, 'wpEditToken': form.wpEditToken.value, 'wpSummary': 'Removing instances of image ' + wgTitle + " beacuse \"" + self.params.reason.toUpperCaseFirstChar + "\";" + TwinkleConfig.deletionSummaryAd, 'wpTextbox1': text };		self.post( postData ); } }