(function($){
$.fn.upload = function(options) {
/** Merge the users options with our defaults */
options = $.extend({
name: 'file',
enctype: 'multipart/form-data',
action: 'admin_fileupload.asp',
onSubmit: function() {},
onComplete: function(data) {alert(data)},
onSelect: function() {},
params: {}
}, options);
return new $.ocupload(this, options);
},
$.ocupload = function(element, options) {
/** Fix scope problems */
var self = this;
/** A unique id so we can find our elements later */
var id = new Date().getTime().toString().substr(8);
/** Form */
var form = $(
''
).css({
margin: 0,
padding: 0
});
/** File Input */
var input = $(
''
).css({
position: 'relative',
display: 'block',
//marginLeft: -175+'px',
opacity: 0
});
var iframe_html="";
/** Put everything together */
var iframe=document.createElement("iframe");
iframe.frameBorder=0;
iframe.frameMargin=0;
iframe.framePadding=0;
iframe.width="220px";
iframe.height="30px";
iframe.src="about:blank";
element.after(iframe);
element.after("
");
iframe_doc=iframe.contentWindow.document;
iframe_doc.open();
iframe_doc.write(iframe_html);
/** Methods */
$.extend(this, {
onSubmit: options.onSubmit,
onComplete: options.onComplete,
onSelect: options.onSelect,
/** get filename */
filename: function() {
return input.attr('value');
},
/** get/set params */
params: function(params) {
var params = params ? params : false;
if(params) {
options.params = $.extend(options.params, params);
}
else {
return options.params;
}
},
/** get/set name */
name: function(name) {
var name = name ? name : false;
if(name) {
input.attr('name', value);
}
else {
return input.attr('name');
}
},
/** get/set action */
action: function(action) {
var action = action ? action : false;
if(action) {
form.attr('action', action);
}
else {
return form.attr('action');
}
},
/** get/set enctype */
enctype: function(enctype) {
var enctype = enctype ? enctype : false;
if(enctype) {
form.attr('enctype', enctype);
}
else {
return form.attr('enctype');
}
},
/** set options */
set: function(obj, value) {
var value = value ? value : false;
function option(action, value) {
switch(action) {
default:
throw new Error('[jQuery.ocupload.set] \''+action+'\' is an invalid option.');
break;
case 'name':
self.name(value);
break;
case 'action':
self.action(value);
break;
case 'enctype':
self.enctype(value);
break;
case 'params':
self.params(value);
break;
case 'autoSubmit':
self.autoSubmit = value;
break;
case 'onSubmit':
self.onSubmit = value;
break;
case 'onComplete':
self.onComplete = value;
break;
case 'onSelect':
self.onSelect = value;
break;
}
}
if(value) {
option(obj, value);
}
else {
$.each(obj, function(key, value) {
option(key, value);
});
}
},
/** Submit the form */
submit: function() {
/** Do something before we upload */
this.onSubmit();
/** add additional paramters before sending */
$.each(options.params, function(key, value) {
form.append($(
''
));
});
/** Submit the actual form */
form.submit();
/** Do something after we are finished uploading */
iframe.unbind().load(function() {
/** Get a response from the server in plain text */
var myFrame = document.getElementById(iframe.attr('name'));
var response = $(myFrame.contentWindow.document.body).text();
/** Do something on complete */
self.onComplete(response); //done :D
});
}
});
}
})(jQuery);