https://sunmusic-gp.co.jp/js/jquery.upload-1.0.2.js

1/*
2 * jQuery.upload v1.0.2
3 *
4 * Copyright (c) 2010 lagos
5 * Dual licensed under the MIT and GPL licenses.
6 *
7 * http://lagoscript.org
8 */
9(function($) {
10
11	var uuid = 0;
12
13	$.fn.upload = function(url, data, callback, type) {
14		var self = this, inputs, checkbox, checked,
15			iframeName = 'jquery_upload' + ++uuid,
16			iframe = $('<iframe name="' + iframeName + '" style="position:absolute;top:-9999px" />').appendTo('body'),
17			form = '<form target="' + iframeName + '" method="post" enctype="multipart/form-data" />';
18
19		if ($.isFunction(data)) {
20			type = callback;
21			callback = data;
22			data = {};
23		}
24
25		checkbox = $('input:checkbox', this);
26		checked = $('input:checked', this);
27		form = self.wrapAll(form).parent('form').attr('action', url);
28
29		// Make sure radios and checkboxes keep original values
30		// (IE resets checkd attributes when appending)
31		checkbox.removeAttr('checked');
32		checked.attr('checked', true);
33
34		inputs = createInputs(data);
35		inputs = inputs ? $(inputs).appendTo(form) : null;
36
37		form.submit(function() {
38			iframe.on('load',function() {
39				var data = handleData(this, type),
40					checked = $('input:checked', self);
41
42				form.after(self).remove();
43				checkbox.removeAttr('checked');
44				checked.attr('checked', true);
45				if (inputs) {
46					inputs.remove();
47				}
48
49				setTimeout(function() {
50					iframe.remove();
51					if (type === 'script') {
52						$.globalEval(data);
53					}
54					if (callback) {
55						callback.call(self, data);
56					}
57				}, 0);
58			});
59		}).submit();
60
61		return this;
62	};
63
64	function createInputs(data) {
65		return $.map(param(data), function(param) {
66			return '<input type="hidden" name="' + param.name + '" value="' + param.value + '"/>';
67		}).join('');
68	}
69
70	function param(data) {
71		if ($.isArray(data)) {
72			return data;
73		}
74		var params = [];
75
76		function add(name, value) {
77			params.push({name:name, value:value});
78		}
79
80		if (typeof data === 'object') {
81			$.each(data, function(name) {
82				if ($.isArray(this)) {
83					$.each(this, function() {
84						add(name, this);
85					});
86				} else {
87					add(name, $.isFunction(this) ? this() : this);
88				}
89			});
90		} else if (typeof data === 'string') {
91			$.each(data.split('&'), function() {
92				var param = $.map(this.split('='), function(v) {
93					return decodeURIComponent(v.replace(/\+/g, ' '));
94				});
95
96				add(param[0], param[1]);
97			});
98		}
99
100		return params;
101	}
102
103	function handleData(iframe, type) {
104		var data, contents = $(iframe).contents().get(0);
105
106		if ($.isXMLDoc(contents) || contents.XMLDocument) {
107			return contents.XMLDocument || contents;
108		}
109		data = $(contents).find('body').html();
110
111		switch (type) {
112			case 'xml':
113				data = parseXml(data);
114				break;
115			case 'json':
116				data = window.eval('(' + data + ')');
117				break;
118		}
119		return data;
120	}
121
122	function parseXml(text) {
123		if (window.DOMParser) {
124			return new DOMParser().parseFromString(text, 'application/xml');
125		} else {
126			var xml = new ActiveXObject('Microsoft.XMLDOM');
127			xml.async = false;
128			xml.loadXML(text);
129			return xml;
130		}
131	}
132
133})(jQuery);