apostrophe
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Apostrophe is a user-friendly content management system. This core module of Apostrophe provides rich content editing and essential facilities to integrate Apostrophe into your Express project. Apostrophe also includes simple facilities for storing your r
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JavaScript
/*
* jQuery File Upload File Processing Plugin 1.2.1
* https://github.com/blueimp/jQuery-File-Upload
*
* Copyright 2012, Sebastian Tschan
* https://blueimp.net
*
* Licensed under the MIT license:
* http://www.opensource.org/licenses/MIT
*/
/*jslint nomen: true, unparam: true, regexp: true */
/*global define, window, document */
(function (factory) {
'use strict';
if (typeof define === 'function' && define.amd) {
// Register as an anonymous AMD module:
define([
'jquery',
'load-image',
'canvas-to-blob',
'./jquery.fileupload'
], factory);
} else {
// Browser globals:
factory(
window.jQuery,
window.loadImage
);
}
}(function ($, loadImage) {
'use strict';
// The File Upload FP version extends the fileupload widget
// with file processing functionality:
$.widget('blueimp.fileupload', $.blueimp.fileupload, {
options: {
// The list of file processing actions:
process: [
/*
{
action: 'load',
fileTypes: /^image\/(gif|jpeg|png)$/,
maxFileSize: 20000000 // 20MB
},
{
action: 'resize',
maxWidth: 1920,
maxHeight: 1200,
minWidth: 800,
minHeight: 600
},
{
action: 'save'
}
*/
],
// The add callback is invoked as soon as files are added to the
// fileupload widget (via file input selection, drag & drop or add
// API call). See the basic file upload widget for more information:
add: function (e, data) {
$(this).fileupload('process', data).done(function () {
data.submit();
});
}
},
processActions: {
// Loads the image given via data.files and data.index
// as img element if the browser supports canvas.
// Accepts the options fileTypes (regular expression)
// and maxFileSize (integer) to limit the files to load:
load: function (data, options) {
var that = this,
file = data.files[data.index],
dfd = $.Deferred();
if (window.HTMLCanvasElement &&
window.HTMLCanvasElement.prototype.toBlob &&
($.type(options.maxFileSize) !== 'number' ||
file.size < options.maxFileSize) &&
(!options.fileTypes ||
options.fileTypes.test(file.type))) {
loadImage(
file,
function (img) {
if (!img.src) {
return dfd.rejectWith(that, [data]);
}
data.img = img;
dfd.resolveWith(that, [data]);
}
);
} else {
dfd.rejectWith(that, [data]);
}
return dfd.promise();
},
// Resizes the image given as data.img and updates
// data.canvas with the resized image as canvas element.
// Accepts the options maxWidth, maxHeight, minWidth and
// minHeight to scale the given image:
resize: function (data, options) {
var img = data.img,
canvas;
options = $.extend({canvas: true}, options);
if (img) {
canvas = loadImage.scale(img, options);
if (canvas.width !== img.width ||
canvas.height !== img.height) {
data.canvas = canvas;
}
}
return data;
},
// Saves the processed image given as data.canvas
// inplace at data.index of data.files:
save: function (data, options) {
// Do nothing if no processing has happened:
if (!data.canvas) {
return data;
}
var that = this,
file = data.files[data.index],
name = file.name,
dfd = $.Deferred(),
callback = function (blob) {
if (!blob.name) {
if (file.type === blob.type) {
blob.name = file.name;
} else if (file.name) {
blob.name = file.name.replace(
/\..+$/,
'.' + blob.type.substr(6)
);
}
}
// Store the created blob at the position
// of the original file in the files list:
data.files[data.index] = blob;
dfd.resolveWith(that, [data]);
};
// Use canvas.mozGetAsFile directly, to retain the filename, as
// Gecko doesn't support the filename option for FormData.append:
if (data.canvas.mozGetAsFile) {
callback(data.canvas.mozGetAsFile(
(/^image\/(jpeg|png)$/.test(file.type) && name) ||
((name && name.replace(/\..+$/, '')) ||
'blob') + '.png',
file.type
));
} else {
data.canvas.toBlob(callback, file.type);
}
return dfd.promise();
}
},
// Resizes the file at the given index and stores the created blob at
// the original position of the files list, returns a Promise object:
_processFile: function (files, index, options) {
var that = this,
dfd = $.Deferred().resolveWith(that, [{
files: files,
index: index
}]),
chain = dfd.promise();
that._processing += 1;
$.each(options.process, function (i, settings) {
chain = chain.pipe(function (data) {
return that.processActions[settings.action]
.call(this, data, settings);
});
});
chain.always(function () {
that._processing -= 1;
if (that._processing === 0) {
that.element
.removeClass('fileupload-processing');
}
});
if (that._processing === 1) {
that.element.addClass('fileupload-processing');
}
return chain;
},
// Processes the files given as files property of the data parameter,
// returns a Promise object that allows to bind a done handler, which
// will be invoked after processing all files (inplace) is done:
process: function (data) {
var that = this,
options = $.extend({}, this.options, data);
if (options.process && options.process.length &&
this._isXHRUpload(options)) {
$.each(data.files, function (index, file) {
that._processingQueue = that._processingQueue.pipe(
function () {
var dfd = $.Deferred();
that._processFile(data.files, index, options)
.always(function () {
dfd.resolveWith(that);
});
return dfd.promise();
}
);
});
}
return this._processingQueue;
},
_create: function () {
this._super();
this._processing = 0;
this._processingQueue = $.Deferred().resolveWith(this)
.promise();
}
});
}));