User:AzaToth/morebits.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( 'autoconfirmed' );
}

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;
}
/**
* Will escape a string to be used in a RegExp
*/
RegExp.escape = function( text, space_fix ) {

	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 = wgServer + 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' , wgServer + 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' , wgServer + 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' , wgServer + 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 == '\{\{' ) {
				current += '\{\{';
				++i;
				++level;
				continue;
			}
			if( test2 == '\}\}' ) {
				current += '\}\}';
				++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. [[Image:Foobar.png|...]]
		 * 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 = '<!-- ' + reason + allLinks[i] + ' -->';
				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, "<!-- " + reason + "$1 -->" );

		// 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, "<!-- " + reason + "$1 -->" );

		// 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; } );
}

/**
* 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');
*/
function QueryString(qString) {
	this.string = qString;
	this.params = {};

	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;