storagebot/jquery.fileapi

jQuery.FileAPI — jquery plugin for FileAPI (multiupload, image upload, crop, resize and etc.)

$.fn.fileapi

jQuery plugin for FileAPI (multiupload, image upload, crop, resize and etc.)

Install

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.8/jquery.min.js"></script>

<script>
	window.FileAPI = {
		  debug: false // debug mode
		, staticPath: '/js/jquery.fileapi/FileAPI/' // path to *.swf
	};
</script>
<script src="/js/jquery.fileapi/FileAPI/FileAPI.min.js"></script>
<script src="/js/jquery.fileapi/jquery.fileapi.min.js"></script>

---

Example

<div id="uploader">
	<div class="js-fileapi-wrapper">
		<input type="file" name="files[]" />
	</div>
	<div data-fileapi="active.show" class="progress">
		<div data-fileapi="progress" class="progress__bar"></div>
	</div>
</div>
<script>
	jQuery(function ($){
		$('#uploader').fileapi({
			url: './ctrl.php',
			autoUpload: true,
			accept: 'image/*',
			multiple: true,
			maxSize: FileAPI.MB*10 // max file size
		});
	});
</script>

---

Options

url:String

URL to which the request is sent.
If undefined or empty, it is set to the action property of the file upload form if available.

autoUpload:Boolean

To enable automatic uploads, set this option to true.

data:Object

Additional form data to be sent along with the file uploads can be set using this option.

headers:Object

Additional request headers.

multiple:Boolean

It specifies that multiple files can be selected at once, default true.

accept:String

If the value of the type attribute is file, this attribute indicates the types of files that the server accepts; otherwise it is ignored. The value must be a comma-separated list of unique content type specifiers: image/*, audio/*, video/*, etc.

duplicate:Boolean

The ability to upload duplicates, default false.

paramName:String

The parameter name for the file form data (the request argument name).
If undefined or empty, the name property of the file input field is used, or files[] if the file input name property is also empty.

dataType:String

The type of data that is expected back from the server, default json.

chunkSize:Number

Chunk size in bytes, eg: .5 * FileAPI.MB.

chunkUploadRetry:Number

Number of retries during upload chunks.

maxSize:Number

The maximum allowed file size in bytes, by default unlimited.

maxFiles:Number

This option limits the number of files that are allowed to be uploaded using this plugin.

imageSize:Object

Allowable size of uploaded images, eg: { minWidth: 320, minHeight: 240, maxWidth: 3840, maxHeight: 2160 }.

sortFn:Function

Sort function of selected files.

filterFn:Function

Filter function of selected files, eg: function (file, info){ return /^image/.test(file.type) && info.width > 320 }.

elements:Object

// Default options
elements: {
	// Controls
	ctrl: {
		upload: '[data-fileapi="ctrl.upload"]',
		reset: '[data-fileapi="ctrl.reset"]',
		abort: '[data-fileapi="ctrl.abort"]'
	},
	// Display element depending on files
	empty: {
		show: '[data-fileapi="empty.show"]',
		hide: '[data-fileapi="empty.hide"]'
	},
	// Display element depending on queue state
	emptyQueue: {
		show: '[data-fileapi="emptyQueue.show"]',
		hide: '[data-fileapi="emptyQueue.hide"]'
	},
	// Display element depending on upload state
	active: {
		show: '[data-fileapi="active.show"]',
		hide: '[data-fileapi="active.hide"]'
	},
	// Preview file (single upload)
	preview: {
		el: 0, // css selector
		width: 0,
		height: 0,
		keepAspectRatio: false // optional: false to stretch cropped image to preview area, true scale image proportionally
	},
	// Total size of queue
	size: '[data-fileapi="size"]',
	// Selected file name
	name: '[data-fileapi="name"]',
	// Progress bar total
	progress: '[data-fileapi="progress"]',
	// Filelist options
	file: {
		// Template
		tpl: '[data-fileapi="file.tpl"]',
		// Progress bar
		progress: '[data-fileapi="file.progress"]',
		// Display element depending on upload state
		active: {
			show: '[data-fileapi="active.show"]',
			hide: '[data-fileapi="active.hide"]'
		},
		// Preview file or icon
		preview: {
			el: 0, // css selector
			get: 0, // eg: function($el, file){ $el.append('<i class="icon icon_'+file.name.split('.').pop()+'"></i>'); }
			width: 0,
			height: 0,
			keepAspectRatio: false // optional: false to stretch cropped image to preview area, true scale image proportionally
		}
	},
	// Drag and drop
	dnd: {
		// DropZone: selector or element
		el: '[data-fileapi="dnd"]',
		// Hover class
		hover: 'dnd_hover'
	}
}

---

Events

onSelect:Function(evt:$.Event, data:FilesObject)

Retrieve file List, takes two arguments.

$('...').fileapi({
	onSelect: function (evt, data){
		data.all; // All files
		data.files; // Correct files
		if( data.other.length ){
			// errors
			var errors = data.other[0].errors;
			if( errors ){
				errors.maxSize;
				errors.maxFiles;
				errors.minWidth;
				errors.minHeight;
				errors.maxWidth;
				errors.maxHeight;
			}
		}
	}
});

onUpload:Function(evt:$.Event, uiEvt:Object)

Start uploading.

function (evt, uiEvt){
	// Base properties
	var file = uiEvt.file;
	var files = uiEvt.files;
	var widget = uiEvt.widget;
	var xhr = uiEvt.xhr;
}

onFilePrepare:Function(evt:$.Event, uiEvt:Object)

Preparation of data before uploading.

function (evt, uiEvt){
	var file = uiEvt.file;
	uiEvt.options.data.fileType = file.type;
}

onFileUpload:Function(evt:$.Event, uiEvt:Object)

Start upload the same file.

onProgress:Function(evt:$.Event, uiEvt:Object)

Common uploading progress.

function (evt, uiEvt){
	var part = uiEvt.loaded / uiEvt.total;
}

onFileProgress:Function(evt:$.Event, uiEvt:Object)

Progress upload the same file.

function (evt, uiEvt){
	var file = uiEvt.file;
	var part = uiEvt.loaded / uiEvt.total;
}

onComplete:Function(evt:$.Event, uiEvt:Object)

Completion of the entire uploading.

onFileComplete:Function(evt:$.Event, uiEvt:Object)

Completion of uploading the file.

function (evt, uiEvt){
	var error = uiEvt.error;
	var result = uiEvt.result; // server response
}

onDrop:Function(evt:$.Event, data:FilesObject)

Retrieve file List, takes two arguments.

onDropHover:Function(evt:$.Event, uiEvt:Object)

$('#box').fileapi({
	onDropHover: function (evt, uiEvt){
		$(this).toggleClass('dnd_hover', uiEvt.state);
	}
});

onFileRemove(evt:$.Event, file:File)

Removing a file from the queue

function (evt, file){
	if( !confirm('Remove "'+file.name+'"?') ){
		return false;
	}
}

onFileRemoveCompleted(evt:$.Event, file:File)

Removing a file from the queue

function (evt, file){
	// Send ajax-request
	$.post('/remove-ctrl.php', { uid: FileAPI.uid(file) });
}

Cropper

Based on Jсrop.

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.8/jquery.min.js"></script>
<script>window.FileAPI = { /* options */ };</script>
<script src="/js/jquery.fileapi/FileAPI/FileAPI.min.js"></script>
<script src="/js/jquery.fileapi/jquery.fileapi.min.js"></script>
<script src="/js/jquery.fileapi/jcrop/jquery.Jcrop.min.js"></script>
<link href="/js/jquery.fileapi/jcrop/jquery.Jcrop.min.css" rel="stylesheet" type="text/css"/>

Usage:

$('#userpic').fileapi({
	url: '...',
	accept: 'image/*',
	onSelect: function (imageFile){
		$('#userpic-upload-btn')
			.unbind('.fileapi')
			.bind('click.fileapi', function (){
				$('#userpic').fileapi('upload');
			})
		;

		$('#image-preview').cropper({
			  file: imageFile
			, bgColor: '#fff'
			, maxSize: [320, 240] // viewport max size
			, minSize: [100, 100] // crop min size
			, aspectRatio: 1      // optional, aspect ratio: 0 - disable, >0 - fixed, remove this option: autocalculation from minSize
			, onSelect: function (coords){
				$('#userpic').fileapi('crop', imageFile, coords);
			}
		});
	}
});

---

MIT LICENSE

Copyright 2013 Lebedev Konstantin [email protected] http://rubaxa.github.io/jquery.fileapi/

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

---

Changelog

0.3.1

• fixed crop method
• • onFilePrepare event

0.3.0

• • QUnit tests
• • onFileRemove and onRemoveCompleted events
• • abort(text) method
• • remove(file) method
• fixed serialize() method

0.2.0

• enhancement ui event in onSelect
• • maxFiles option support
• fixed onFileUpload & onFileProgress events
• • #9: Preview with aspect ratio keeping support (optional)

0.1.4

• • headers:Object
• • queue(); * clear();
• clearOnComplete: false
• • resetOnSelect -> clearOnSelect

0.1.1

• • resetOnSelect option, default !multiple
• fix $.fn.cropper reinit

0.1.0

• Inital commit