MediaWiki:Common.js: Difference between revisions

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var $el = $(el);
var $el = $(el);
var id = $el.data('tt-id');
var id = $el.data('tt-id');
var level = 1;
var parent = $el.data('tt-parent');
var parent = $el.data('tt-parent');
if(parent === '') {
if(parent === '') {
parent = undefined;
parent = undefined;
level = 0;
}
}


var item = {
var item = {
id: id,
id: id,
level: level,
level: 0,
parent: parent,
parent: parent,
children: [],
children: [],

Revision as of 12:05, 16 January 2017

/* Any JavaScript here will be loaded for all users on every page load. */
/*importScript('https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.10/d3.min.js');*/

$.getScript("https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.10/d3.min.js");

jQuery.fn.extend({
	treetable: function() {
		var $table = $(this);
		$table.addClass("tt-table");

		var $items = $table.find("div.tt");
		var index = {};
		var items = [];

		// add items to index
		$items.each(function (i, el) {
			var $el = $(el);
			var id = $el.data('tt-id');
			var parent = $el.data('tt-parent');
			if(parent === '') {
				parent = undefined;
			}

			var item = {
				id: id,
				level: 0,
				parent: parent,
				children: [],
				el: $el,
				left: 0,
				width: $el.width() + 12
			};

			index[id] = item;
			items.push(item);
		});

		// make a graph from parent relations
		items.forEach(function (item) {
			if (item.parent !== undefined) {
				item.parent = index[item.parent];
				item.level = item.parent.level+1;
				item.parent.children.push(item);
			}
		});

		// pad items
		items.forEach(function (item) {

			item.left = 0;
			if (item.parent !== undefined) {
				item.left = item.parent.left + item.parent.width;
			}
		});

		// position items
		items.forEach(function (item) {
			//console.log(el.left);
			item.el.css("left", item.left);
		});

		// wrap contents
		items.forEach(function (item) {
			item.el.html('<div class="content">' + item.el.html() + '</div>');
		});

		// add parent classes
		items.forEach(function (item) {
			
			item.el.closest("tr").addClass("level" + item.level);
			
			if (item.children.length > 0) {
				item.el.addClass("tt-parent");
				item.showChildren = true;
				
				var className = item.el.attr("data-tt-id");
				//item.el.closest("tr").addClass(className);
				
				var children = item.children.slice();
				while(children.length > 0)
				{
					children[0].el.closest("tr").addClass(className);
					if(children[0].children.length > 0)
						children.push.apply(children[0], children[0].children);
					
					children.shift();
				}
				
				//$("." + className).wrapAll("<span id='children_group_" + item.el.attr("data-tt-id") + "'></col>");
			}
		});
		
		// draw lines
		items.forEach(function (item) {

			if (item.parent === undefined) {
				return;
			}

			var childPos = item.el.position();
			var parent = item.parent;

			var parentPos = parent.el.position();
			var height = childPos.top - parentPos.top;
			var width = item.left - parent.left - parent.width/2;
			var left = parent.left - item.left + (parent.width / 2);

			var $tail = $('<div class="tail"></div>').css({
				height: height,
				width: width,
				left: left
			});
			
			item.el.prepend($tail);
		});

		// handle click event
		$table.on("click", "div.tt div.content", function (e) {
			
			function updateLines()
			{
				//Update height of all items
				items.forEach(function (item) {
				
					if (item.parent === undefined) {
						return;
					}
				
					var childPos = item.el.position();
					var parent = item.parent;
					
					var parentPos = parent.el.position();
					var height = childPos.top - parentPos.top;
					
					item.el.find(".tail").css("height", height);
				});
			}

			var $el = $(e.currentTarget).closest(".tt");
			var $tr = $el.closest("tr");
			var id = $el.data('tt-id');
			var item = index[id];

			if (item.showChildren === true) {
				// hide all children
				item.showChildren = false;

				/*function hide(parentId) {
					var item = index[parentId];
					item.children.forEach(function (child) {
						if (child.showChildren !== undefined) {
							child.showChildren = false;
						}

						$(child.el).closest("tr").addClass("tt-hide");
						hide(child.id);
					});
				}

				hide(id);*/
				$("." + $el.attr("data-tt-id")).fadeOut(400, function(){updateLines()});
			}
			else {
				// show direct children
				item.showChildren = true;
				/*item.children.forEach(function (child) {
					$(child.el).closest("tr").removeClass("tt-hide");
				});*/
				$("." + $el.attr("data-tt-id")).fadeIn(400, function(){updateLines()});
			}
			updateLines();
		});

		// initially hide all children
		items.forEach(function (item) {
			if(item.children.length > 0) {
				if (item.el.attr("data-hide") == "true" || (item.el.attr("data-hide") != "true" && item.parent != undefined)) {
					item.el.find(".content").click();
				}
			}
		});
	}
});


$(document).ready(function() {
   $("#treeviewtable").treetable();
});