https://www.taaonline.net/media/system/js/modal.js

1/**
2 * SqueezeBox - Expandable Lightbox
3 *
4 * Allows to open various content as modal,
5 * centered and animated box.
6 *
7 * Inspired by
8 *  ... Lokesh Dhakar	- The original Lightbox v2
9 *  ... Cody Lindley	- ThickBox
10 *
11 * @version		1.0rc1
12 *
13 * @license		MIT-style license
14 * @author		Harald Kirschner <mail [at] digitarald.de>
15 * @copyright	Author
16 */
17var SqueezeBox = {
18
19	presets: {
20		size: {x: 600, y: 450},
21		sizeLoading: {x: 200, y: 150},
22		marginInner: {x: 20, y: 20},
23		marginImage: {x: 150, y: 200},
24		handler: false,
25		adopt: null,
26		closeWithOverlay: true,
27		zIndex: 65555,
28		overlayOpacity: 0.7,
29		classWindow: '',
30		classOverlay: '',
31		disableFx: false,
32		onOpen: Class.empty,
33		onClose: Class.empty,
34		onUpdate: Class.empty,
35		onResize: Class.empty,
36		onMove: Class.empty,
37		onShow: Class.empty,
38		onHide: Class.empty,
39		fxOverlayDuration: 250,
40		fxResizeDuration: 750,
41		fxContentDuration: 250,
42		ajaxOptions: {},
43        isNewDatabase: false
44	},
45
46	initialize: function(options) {
47		if (this.options) return this;
48		this.presets = $merge(this.presets, options)
49		this.setOptions(this.presets);
50		this.build();
51		this.listeners = {
52			window: this.reposition.bind(this, [null]),
53			close: this.close.bind(this),
54			key: this.onkeypress.bind(this)};
55		this.isOpen = this.isLoading = false;
56		this.window.close = this.listeners.close;
57		return this;
58	},
59
60	build: function() {
61		this.overlay = new Element('div', {
62			id: 'sbox-overlay',
63			styles: {
64				display: 'none',
65				zIndex: this.options.zIndex
66			}
67		});
68		this.content = new Element('div', {
69			id: 'sbox-content'
70		});
71		this.btnClose = new Element('a', {
72			id: 'sbox-btn-close',
73			href: '#'
74		});
75		this.window = new Element('div', {
76			id: 'sbox-window',
77			styles: {
78				display: 'none',
79				zIndex: this.options.zIndex + 2
80			}
81		}).adopt(this.btnClose, this.content);
82
83		if (!window.ie6) {
84			this.overlay.setStyles({
85				position: 'fixed',
86				top: 0,
87				left: 0
88			});
89			this.window.setStyles({
90				position: 'fixed',
91				top: '50%',
92				left: '50%'
93			});
94		} else {
95			this.overlay.style.setExpression('marginTop', 'document.documentElement.scrollTop + "px"');
96			this.window.style.setExpression('marginTop', '0 - parseInt(this.offsetHeight / 2) + document.documentElement.scrollTop + "px"');
97
98			this.overlay.setStyles({
99				position: 'absolute',
100				top: '0%',
101				left: '0%'
102				//,marginTop: "expression(document.documentElement.scrollTop + 'px')"
103			});
104
105			this.window.setStyles({
106				position: 'absolute',
107				top: '0%',
108				left: '0%'
109				//,marginTop: "(expression(0 - parseInt(this.offsetHeight / 2) + document.documentElement.scrollTop + 'px')"
110			});
111		}
112
113        if( typeof $(document.body).adopt === 'function' )
114        {
115		    $(document.body).adopt(this.overlay, this.window);
116        }
117
118		this.fx = {
119			overlay: this.overlay.effect('opacity', {
120				duration: this.options.fxOverlayDuration,
121				wait: false}).set(0),
122			window: this.window.effects({
123				duration: this.options.fxResizeDuration,
124				wait: false}),
125			content: this.content.effect('opacity', {
126				duration: this.options.fxContentDuration,
127				wait: false}).set(0)
128		};
129	},
130
131	addClick: function(el) {
132		return el.addEvent('click', function() {
133			if (this.fromElement(el)) return false;
134		}.bind(this));
135	},
136
137	fromElement: function(el, options) {
138		this.initialize();
139		this.element = $(el);
140		if (this.element && this.element.rel) options = $merge(options || {}, Json.evaluate(this.element.rel));
141		this.setOptions(this.presets, options);
142		this.assignOptions();
143		this.url = (this.element ? (this.options.url || this.element.href) : el) || '';
144
145		if (this.options.handler) {
146			var handler = this.options.handler;
147			return this.setContent(handler, this.parsers[handler].call(this, true));
148		}
149		var res = false;
150		for (var key in this.parsers) {
151			if ((res = this.parsers[key].call(this))) return this.setContent(key, res);
152		}
153		return this;
154	},
155
156	assignOptions: function() {
157		this.overlay.setProperty('class', this.options.classOverlay);
158		this.window.setProperty('class', this.options.classWindow);
159	},
160
161    showDiv: function(divId, options) {
162        this.initialize();
163
164        this.element = options.isNewDatabase ? divId : ($(divId) || false);
165
166        this.setOptions($merge(this.presets, options || {}));
167
168        if (this.element && this.options.parse) {
169            var obj = this.element.getProperty(this.options.parse);
170            if (obj && (obj = JSON.decode(obj, this.options.parseSecure))) this.setOptions(obj);
171        }
172        this.url = divId;
173
174        this.assignOptions();
175
176        var handler = handler || this.options.handler;
177        if (handler) return this.setContent(handler, this.parsers[handler].call(this, true));
178        var ret = false;

179        return this.parsers.some(function(parser, key) {
180            var content = parser.call(this);
181            if (content) {
182                ret = this.setContent(key, content);
183                return true;
184            }
185            return false;
186        }, this);
187    },
188
189	close: function(e) {
190		if (e) new Event(e).stop();
191		if (!this.isOpen) return this;
192		this.fx.overlay.start(0).chain(this.toggleOverlay.bind(this));
193		this.window.setStyle('display', 'none');
194		this.trashImage();
195		this.toggleListeners();
196		this.isOpen = null;
197		this.fireEvent('onClose', [this.content]).removeEvents();
198		this.options = {};
199		this.setOptions(this.presets).callChain();
200		return this;
201	},
202
203	onError: function() {
204		if (this.image) this.trashImage();
205		this.setContent('Error during loading');
206	},
207
208	trashImage: function() {
209		if (this.image) this.image = this.image.onload = this.image.onerror = this.image.onabort = null;
210	},
211
212	setContent: function(handler, content) {
213		this.content.setProperty('class', 'sbox-content-' + handler);
214		this.applyTimer = this.applyContent.delay(this.fx.overlay.options.duration, this, [this.handlers[handler].call(this, content)]);
215		if (this.overlay.opacity) return this;
216		this.toggleOverlay(true);
217		this.fx.overlay.start(this.options.overlayOpacity);
218		this.reposition();
219		return this;
220	},
221
222	applyContent: function(content, size) {
223		this.applyTimer = $clear(this.applyTimer);
224		this.hideContent();
225		if (!content) this.toggleLoading(true);
226		else {
227			if (this.isLoading) this.toggleLoading(false);
228			this.fireEvent('onUpdate', [this.content], 20);
229		}
230		this.content.empty()[['string', 'array', false].contains($type(content)) ? 'setHTML' : 'adopt'](content || '');
231		this.callChain();
232		if (!this.isOpen) {
233			this.toggleListeners(true);
234			this.resize(size, true);
235			this.isOpen = true;
236			this.fireEvent('onOpen', [this.content]);
237		} else this.resize(size);
238	},
239
240	resize: function(size, instantly) {
241		var sizes = window.getSize();
242		this.size = $merge(this.isLoading ? this.options.sizeLoading : this.options.size, size);
243		var to = {
244			width: this.size.x,
245			height: this.size.y,
246			marginLeft: - this.size.x / 2,
247			marginTop: - this.size.y / 2
248			//left: (sizes.scroll.x + (sizes.size.x - this.size.x - this.options.marginInner.x) / 2).toInt(),
249			//top: (sizes.scroll.y + (sizes.size.y - this.size.y - this.options.marginInner.y) / 2).toInt()
250		};
251		$clear(this.showTimer || null);
252		this.hideContent();
253		if (!instantly) this.fx.window.start(to).chain(this.showContent.bind(this));
254		else {
255			this.window.setStyles(to).setStyle('display', '');
256			this.showTimer = this.showContent.delay(50, this);
257		}
258		this.reposition(sizes);
259	},
260
261	toggleListeners: function(state) {
262		var task = state ? 'addEvent' : 'removeEvent';
263		this.btnClose[task]('click', this.listeners.close);
264		if (this.options.closeWithOverlay) this.overlay[task]('click', this.listeners.close);
265		document[task]('keydown', this.listeners.key);
266		window[task]('resize', this.listeners.window);
267		window[task]('scroll', this.listeners.window);
268	},
269
270	toggleLoading: function(state) {
271		this.isLoading = state;
272		this.window[state ? 'addClass' : 'removeClass']('sbox-loading');
273		if (state) this.fireEvent('onLoading', [this.window]);
274	},
275
276	toggleOverlay: function(state) {
277		this.overlay.setStyle('display', state ? '' : 'none');
278		$(document.body)[state ? 'addClass' : 'removeClass']('body-overlayed');
279	},
280
281	showContent: function() {
282		if (this.content.opacity) this.fireEvent('onShow', [this.window]);
283		this.fx.content.start(1);
284	},
285
286	hideContent: function() {
287		if (!this.content.opacity) this.fireEvent('onHide', [this.window]);
288		this.fx.content.stop().set(0);
289	},
290
291	onkeypress: function(e) {
292		switch (e.key) {
293			case 'esc':
294			case 'x':
295				this.close();
296				break;
297		}
298	},
299
300	reposition: function(sizes) {
301		sizes = sizes || window.getSize();
302
303		if( ! sizes.hasOwnProperty( "size" ) || ! sizes.size.hasOwnProperty( "x" ) || ! sizes.size.hasOwnProperty( "y" )){
304			sizes = {
305				size : {
306					x : 0,
307					y : 0
308				}
309			}
310		}
311		
312		if( sizes.size.x === void 0 || sizes.size.x === null){
313			sizes.size.x = 0;
314		}
315		if( sizes.size.y === void 0 || sizes.size.y === null){
316			sizes.size.y = 0;
317		}
318		
319		this.overlay.setStyles({
320			//'left': sizes.scroll.x, 'top': sizes.scroll.y,
321			width: sizes.size.x,
322			height: sizes.size.y
323		});
324		/*
325		this.window.setStyles({
326			left: (sizes.scroll.x + (sizes.size.x - this.window.offsetWidth) / 2).toInt(),
327			top: (sizes.scroll.y + (sizes.size.y - this.window.offsetHeight) / 2).toInt()
328		});
329		*/
330		this.fireEvent('onMove', [this.overlay, this.window, sizes]);
331	},
332
333	removeEvents: function(type){
334		if (!this.$events) return this;
335		if (!type) this.$events = null;
336		else if (this.$events[type]) this.$events[type] = null;
337		return this;
338	},
339
340	parsers: {
341		'image': function(preset) {
342			return (preset || this.url.test(/\.(jpg|jpeg|png|gif|bmp)$/i)) ? this.url : false;

343		},
344		'adopt': function(preset) {
345            var aoption = $(this.options.adopt);
346            var ndbOption =  this.options.isNewDatabase && aoption !== null && !$.trim(aoption.html()) ? true : false;
347            var hasOption = ndbOption ? false : $(this.options.adopt);
348			if (hasOption) return $(this.options.adopt);
349			if (preset || ($(this.element) && !this.element.parentNode)) return this.options.isNewDatabase ? this.element : $(this.element);
350			var bits = this.url.match(/#([\w-]+)$/);
351			return bits ? $(bits[1]) : false;
352		},
353		'url': function(preset) {
354			return (preset || (this.url && !this.url.test(/^javascript:/i))) ? this.url: false;
355		},
356		'iframe': function(preset) {
357			return (preset || this.url) ? this.url: false;
358		},
359		'string': function(preset) {
360			return true;
361		}
362	},
363
364	handlers: {
365		'image': function(url) {
366			this.image = new Image();
367			var events = {
368				loaded: function() {
369					var win = {x: window.getWidth() - this.options.marginImage.x, y: window.getHeight() - this.options.marginImage.y};
370					var size = {x: this.image.width, y: this.image.height};
371					for (var i = 0; i < 2; i++)
372						if (size.x > win.x) {
373							size.y *= win.x / size.x;
374							size.x = win.x;
375						} else if (size.y > win.y) {
376							size.x *= win.y / size.y;
377							size.y = win.y;
378						}
379					size = {x: parseInt(size.x), y: parseInt(size.y)};
380					if (window.webkit419) this.image = new Element('img', {'src': this.image.src});
381					else $(this.image);
382					this.image.setProperties({
383						'width': size.x,
384						'height': size.y});
385					this.applyContent(this.image, size);
386				}.bind(this),
387				failed: this.onError.bind(this)
388			};
389			(function() {
390				this.src = url;
391			}).delay(10, this.image);
392			this.image.onload = events.loaded;
393			this.image.onerror = this.image.onabort = events.failed;
394		},
395		'adopt': function(el) {
396            var clone = el.clone();
397            clone.style.display = '';
398			return clone;
399		},
400		'url': function(url) {
401			this.ajax = new Ajax(url, this.options.ajaxOptions);
402			this.ajax.addEvent('onSuccess', function(resp) {
403				this.applyContent(resp);
404				this.ajax = null;
405			}.bind(this));
406			this.ajax.addEvent('onFailure', this.onError.bind(this));
407			this.ajax.request.delay(10, this.ajax);
408		},
409		'iframe': function(url) {
410			return new Element('iframe', {
411				'src': url,
412				'frameBorder': 0,
413				'width': this.options.size.x,
414				'height': this.options.size.y
415			});
416		},
417		'string': function(str) {
418			return str;
419		}
420	},
421
422	extend: $extend
423};
424
425SqueezeBox.extend(SqueezeBox, Events.prototype);
426SqueezeBox.extend(SqueezeBox, Options.prototype);
427SqueezeBox.extend(SqueezeBox, Chain.prototype);