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* jQuery File Upload User Interface Plugin 5.0.13\r\n * https://github.com/blueimp/jQuery-File-Upload\r\n *\r\n * Copyright 2010, Sebastian Tschan\r\n * https://blueimp.net\r\n *\r\n * Licensed under the MIT license:\r\n * http://creativecommons.org/licenses/MIT/\r\n */\r\n\r\n/*jslint nomen: true, unparam: true, regexp: true */\r\n/*global window, document, URL, webkitURL, FileReader, jQuery */\r\n\r\n(function ($) {\r\n    //'use strict';\r\n\r\n    // The UI version extends the basic fileupload widget and adds\r\n    // a complete user interface based on the given upload/download\r\n    // templates.\r\n    $.widget('blueimpUI.fileupload', $.blueimp.fileupload, {\r\n\r\n        options: {\r\n            // By default, files added to the widget are uploaded as soon\r\n            // as the user clicks on the start buttons. To enable automatic\r\n            // uploads, set the following option to true:\r\n            autoUpload: false,\r\n            // The following option limits the number of files that are\r\n            // allowed to be uploaded using this widget:\r\n            maxNumberOfFiles: undefined,\r\n            // The maximum allowed file size:\r\n            maxFileSize: undefined,\r\n            // The minimum allowed file size:\r\n            minFileSize: 1,\r\n            // The regular expression for allowed file types, matches\r\n            // against either file type or file name:\r\n            acceptFileTypes: /.+$/i,\r\n            // The regular expression to define for which files a preview\r\n            // image is shown, matched against the file type:\r\n            previewFileTypes: /^image\\/(gif|jpeg|png|webp)$/,\r\n            // The maximum width of the preview images:\r\n            previewMaxWidth: 60,\r\n            // The maximum height of the preview images:\r\n            previewMaxHeight: 60,\r\n            // By default, preview images are displayed as canvas elements\r\n            // if supported by the browser. Set the following option to false\r\n            // to always display preview images as img elements:\r\n            previewAsCanvas: true,\r\n            // The file upload template that is given as first argument to the\r\n            // jQuery.tmpl method to render the file uploads:\r\n            uploadTemplate: $('#template-upload'),\r\n            // The file download template, that is given as first argument to the\r\n            // jQuery.tmpl method to render the file downloads:\r\n            downloadTemplate: $('#template-download'),\r\n            // The expected data type of the upload response, sets the dataType\r\n            // option of the $.ajax upload requests:\r\n            dataType: 'json',\r\n\r\n            // The add callback is invoked as soon as files are added to the fileupload\r\n            // widget (via file input selection, drag & drop or add API call).\r\n            // See the basic file upload widget for more information:\r\n            add: function (e, data) {\r\n                var that = $(this).data('fileupload');\r\n                that._adjustMaxNumberOfFiles(-data.files.length);\r\n                data.isAdjusted = true;\r\n                data.isValidated = that._validate(data.files);\r\n                data.context = that._renderUpload(data.files)\r\n                    .appendTo($(this).find('.files')).fadeIn(function () {\r\n                        // Fix for IE7 and lower:\r\n                        $(this).show();\r\n                    }).data('data', data);\r\n                if ((that.options.autoUpload || data.autoUpload) &&\r\n                        data.isValidated) {\r\n                    data.jqXHR = data.submit();\r\n                }\r\n            },\r\n            // Callback for the start of each file upload request:\r\n            send: function (e, data) {\r\n                if (!data.isValidated) {\r\n                    var that = $(this).data('fileupload');\r\n                    if (!data.isAdjusted) {\r\n                        that._adjustMaxNumberOfFiles(-data.files.length);\r\n                    }\r\n                    if (!that._validate(data.files)) {\r\n                        return false;\r\n                    }\r\n                }\r\n                if (data.context && data.dataType &&\r\n                        data.dataType.substr(0, 6) === 'iframe') {\r\n                    // Iframe Transport does not support progress events.\r\n                    // In lack of an indeterminate progress bar, we set\r\n                    // the progress to 100%, showing the full animated bar:\r\n                    data.context.find('.ui-progressbar').progressbar(\r\n                        'value',\r\n                        parseInt(100, 10)\r\n                    );\r\n                }\r\n            },\r\n            // Callback for successful uploads:\r\n            done: function (e, data) {\r\n                var that = $(this).data('fileupload');\r\n                if (data.context) {\r\n                    data.context.each(function (index) {\r\n                        var file = ($.isArray(data.result) &&\r\n                                data.result[index]) || { error: 'emptyResult' };\r\n                        if (file.error) {\r\n                            that._adjustMaxNumberOfFiles(1);\r\n                        }\r\n                        $(this).fadeOut(99, function () {\r\n                            that._renderDownload([file])\r\n                                .css('display', 'none')\r\n                                .replaceAll(this);\r\n                            //                                .fadeIn(function () {\r\n                            //                                    // Fix for IE7 and lower:\r\n                            //                                    $(this).show();\r\n                            //                                });\r\n                        });\r\n                    });\r\n                } else {\r\n                    that._renderDownload(data.result)\r\n                        .css('display', 'none')\r\n                        .appendTo($(this).find('.files'))\r\n                        .fadeIn(function () {\r\n                            // Fix for IE7 and lower:\r\n                            $(this).show();\r\n                        });\r\n                }\r\n            },\r\n            // Callback for failed (abort or error) uploads:\r\n            fail: function (e, data) {\r\n                var that = $(this).data('fileupload');\r\n                that._adjustMaxNumberOfFiles(data.files.length);\r\n                if (data.context) {\r\n                    data.context.each(function (index) {\r\n                        $(this).fadeOut(99, function () {\r\n                            if (data.errorThrown !== 'abort') {\r\n                                var file = data.files[index];\r\n                                file.error = file.error || data.errorThrown\r\n                                    || true;\r\n                                that._renderDownload([file])\r\n                                    .css('display', 'none')\r\n                                    .replaceAll(this)\r\n                                    .fadeIn(function () {\r\n                                        // Fix for IE7 and lower:\r\n                                        $(this).show();\r\n                                    });\r\n                            } else {\r\n                                data.context.remove();\r\n                            }\r\n                        });\r\n                    });\r\n                } else if (data.errorThrown !== 'abort') {\r\n                    that._adjustMaxNumberOfFiles(-data.files.length);\r\n                    data.context = that._renderUpload(data.files)\r\n                        .css('display', 'none')\r\n                        .appendTo($(this).find('.files'))\r\n                        .fadeIn(function () {\r\n                            // Fix for IE7 and lower:\r\n                            $(this).show();\r\n                        }).data('data', data);\r\n                }\r\n            },\r\n            // Callback for upload progress events:\r\n            progress: function (e, data) {\r\n                if (data.context) {\r\n                    data.context.find('.ui-progressbar').progressbar(\r\n                        'value',\r\n                        parseInt(data.loaded / data.total * 100, 10)\r\n                    );\r\n                }\r\n            },\r\n            // Callback for global upload progress events:\r\n            progressall: function (e, data) {\r\n                $(this).find('.fileupload-progressbar').progressbar(\r\n                    'value',\r\n                    parseInt(data.loaded / data.total * 100, 10)\r\n                );\r\n            },\r\n            // Callback for uploads start, equivalent to the global ajaxStart event:\r\n            start: function () {\r\n                $(this).find('.fileupload-progressbar')\r\n                    .progressbar('value', 0).fadeIn();\r\n            },\r\n            // Callback for uploads stop, equivalent to the global ajaxStop event:\r\n            stop: function () {\r\n                $(this).find('.fileupload-progressbar').fadeOut();\r\n            },\r\n            // Callback for file deletion:\r\n            destroy: function (e, data) {\r\n                var that = $(this).data('fileupload');\r\n                if (data.url) {\r\n                    $.ajax(data)\r\n                        .success(function () {\r\n                            that._adjustMaxNumberOfFiles(1);\r\n                            $(this).fadeOut(1,function () {\r\n                                $(this).remove();\r\n                            });\r\n                        });\r\n                } else {\r\n                    data.context.fadeOut(1,function () {\r\n                        $(this).remove();\r\n                    });\r\n                }\r\n            }\r\n        },\r\n\r\n        // Scales the given image (img HTML element)\r\n        // using the given options.\r\n        // Returns a canvas object if the canvas option is true\r\n        // and the browser supports canvas, else the scaled image:\r\n        _scaleImage: function (img, options) {\r\n            options = options || {};\r\n            var canvas = document.createElement('canvas'),\r\n                scale = Math.min(\r\n                    (options.maxWidth || img.width) / img.width,\r\n                    (options.maxHeight || img.height) / img.height\r\n                );\r\n            if (scale >= 1) {\r\n                scale = Math.max(\r\n                    (options.minWidth || img.width) / img.width,\r\n                    (options.minHeight || img.height) / img.height\r\n                );\r\n            }\r\n            img.width = parseInt(img.width * scale, 10);\r\n            img.height = parseInt(img.height * scale, 10);\r\n            if (!options.canvas || !canvas.getContext) {\r\n                return img;\r\n            }\r\n            canvas.width = img.width;\r\n            canvas.height = img.height;\r\n            canvas.getContext('2d')\r\n                .drawImage(img, 0, 0, img.width, img.height);\r\n            return canvas;\r\n        },\r\n\r\n        _createObjectURL: function (file) {\r\n            var undef = 'undefined',\r\n                urlAPI = (typeof window.createObjectURL !== undef && window) ||\r\n                    (typeof URL !== undef && URL) ||\r\n                    (typeof webkitURL !== undef && webkitURL);\r\n            return urlAPI ? urlAPI.createObjectURL(file) : false;\r\n        },\r\n\r\n        _revokeObjectURL: function (url) {\r\n            var undef = 'undefined',\r\n                urlAPI = (typeof window.revokeObjectURL !== undef && window) ||\r\n                    (typeof URL !== undef && URL) ||\r\n                    (typeof webkitURL !== undef && webkitURL);\r\n            return urlAPI ? urlAPI.revokeObjectURL(url) : false;\r\n        },\r\n\r\n        // Loads a given File object via FileReader interface,\r\n        // invokes the callback with a data url:\r\n        _loadFile: function (file, callback) {\r\n            if (typeof FileReader !== 'undefined' &&\r\n                    FileReader.prototype.readAsDataURL) {\r\n                var fileReader = new FileReader();\r\n                fileReader.onload = function (e) {\r\n                    callback(e.target.result);\r\n                };\r\n                fileReader.readAsDataURL(file);\r\n                return true;\r\n            }\r\n            return false;\r\n        },\r\n\r\n        // Loads an image for a given File object.\r\n        // Invokes the callback with an img or optional canvas\r\n        // element (if supported by the browser) as parameter:\r\n        _loadImage: function (file, callback, options) {\r\n            var that = this,\r\n                url,\r\n                img;\r\n            if (!options || !options.fileTypes ||\r\n                    options.fileTypes.test(file.type)) {\r\n                url = this._createObjectURL(file);\r\n                img = $('<img>').bind('load', function () {\r\n                    $(this).unbind('load');\r\n                    that._revokeObjectURL(url);\r\n                    callback(that._scaleImage(img[0], options));\r\n                }).prop('src', url);\r\n                if (!url) {\r\n                    this._loadFile(file, function (url) {\r\n                        img.prop('src', url);\r\n                    });\r\n                }\r\n            }\r\n        },\r\n\r\n        // Link handler, that allows to download files\r\n        // by drag & drop of the links to the desktop:\r\n        _enableDragToDesktop: function () {\r\n            var link = $(this),\r\n                url = link.prop('href'),\r\n                name = decodeURIComponent(url.split('/').pop())\r\n                    .replace(/:/g, '-'),\r\n                type = 'application/octet-stream';\r\n            link.bind('dragstart', function (e) {\r\n                try {\r\n                    e.originalEvent.dataTransfer.setData(\r\n                        'DownloadURL',\r\n                        [type, name, url].join(':')\r\n                    );\r\n                } catch (err) { }\r\n            });\r\n        },\r\n\r\n        _adjustMaxNumberOfFiles: function (operand) {\r\n            if (typeof this.options.maxNumberOfFiles === 'number') {\r\n                this.options.maxNumberOfFiles += operand;\r\n                if (this.options.maxNumberOfFiles < 1) {\r\n                    this._disableFileInputButton();\r\n                } else {\r\n                    this._enableFileInputButton();\r\n                }\r\n            }\r\n        },\r\n\r\n        _formatFileSize: function (file) {\r\n            if (typeof file.size !== 'number') {\r\n                return '';\r\n            }\r\n            if (file.size >= 1000000000) {\r\n                return (file.size / 1000000000).toFixed(2) + ' GB';\r\n            }\r\n            if (file.size >= 1000000) {\r\n                return (file.size / 1000000).toFixed(2) + ' MB';\r\n            }\r\n            return (file.size / 1000).toFixed(2) + ' KB';\r\n        },\r\n\r\n        _hasError: function (file) {\r\n            if (file.error) {\r\n                return file.error;\r\n            }\r\n            // The number of added files is subtracted from\r\n            // maxNumberOfFiles before validation, so we check if\r\n            // maxNumberOfFiles is below 0 (instead of below 1):\r\n            if (this.options.maxNumberOfFiles < 0) {\r\n                return 'maxNumberOfFiles';\r\n            }\r\n            // Files are accepted if either the file type or the file name\r\n            // matches against the acceptFileTypes regular expression, as\r\n            // only browsers with support for the File API report the type:\r\n            if (!(this.options.acceptFileTypes.test(file.type) ||\r\n                    this.options.acceptFileTypes.test(file.name))) {\r\n                return 'acceptFileTypes';\r\n            }\r\n            if (this.options.maxFileSize &&\r\n                    file.size > this.options.maxFileSize) {\r\n                return 'maxFileSize';\r\n            }\r\n            if (typeof file.size === 'number' &&\r\n                    file.size < this.options.minFileSize) {\r\n                return 'minFileSize';\r\n            }\r\n            return null;\r\n        },\r\n\r\n        _validate: function (files) {\r\n            var that = this,\r\n                valid;\r\n            $.each(files, function (index, file) {\r\n                file.error = that._hasError(file);\r\n                valid = !file.error;\r\n            });\r\n            return valid;\r\n        },\r\n\r\n        _uploadTemplateHelper: function (file) {\r\n            file.sizef = this._formatFileSize(file);\r\n            return file;\r\n        },\r\n\r\n        _renderUploadTemplate: function (files) {\r\n            var that = this;\r\n            return $.tmpl(\r\n                this.options.uploadTemplate,\r\n                $.map(files, function (file) {\r\n                    return that._uploadTemplateHelper(file);\r\n                })\r\n            );\r\n        },\r\n\r\n        _renderUpload: function (files) {\r\n            var that = this,\r\n                options = this.options,\r\n                tmpl = this._renderUploadTemplate(files);\r\n            if (!(tmpl instanceof $)) {\r\n                return $();\r\n            }\r\n            tmpl.css('display', 'none');\r\n            // .slice(1).remove().end().first() removes all but the first\r\n            // element and selects only the first for the jQuery collection:\r\n            tmpl.find('.progress div').slice(1).remove().end().first()\r\n                .progressbar();\r\n            tmpl.find('.start button').slice(\r\n                this.options.autoUpload ? 0 : 1\r\n            ).remove().end().first()\r\n                .button({\r\n                    text: false,\r\n                    icons: { primary: 'ui-icon-circle-arrow-e' }\r\n                });\r\n            tmpl.find('.cancel button').slice(1).remove().end().first()\r\n                .button({\r\n                    text: false,\r\n                    icons: { primary: 'ui-icon-cancel' }\r\n                });\r\n            tmpl.find('.preview').each(function (index, node) {\r\n                that._loadImage(\r\n                    files[index],\r\n                    function (img) {\r\n                        $(img).hide().appendTo(node).fadeIn();\r\n                    },\r\n                    {\r\n                        maxWidth: options.previewMaxWidth,\r\n                        maxHeight: options.previewMaxHeight,\r\n                        fileTypes: options.previewFileTypes,\r\n                        canvas: options.previewAsCanvas\r\n                    }\r\n                );\r\n            });\r\n            return tmpl;\r\n        },\r\n\r\n        _downloadTemplateHelper: function (file) {\r\n            file.sizef = this._formatFileSize(file);\r\n            return file;\r\n        },\r\n\r\n        _renderDownloadTemplate: function (files) {\r\n            var that = this;\r\n            return $.tmpl(\r\n                this.options.downloadTemplate,\r\n                $.map(files, function (file) {\r\n                    return that._downloadTemplateHelper(file);\r\n                })\r\n            );\r\n        },\r\n\r\n        _renderDownload: function (files) {\r\n            var tmpl = this._renderDownloadTemplate(files);\r\n            if (!(tmpl instanceof $)) {\r\n                return $();\r\n            }\r\n            tmpl.css('display', 'none');\r\n            tmpl.find('.delete button').button({\r\n                text: false,\r\n                icons: { primary: 'ui-icon-trash' }\r\n            });\r\n            tmpl.find('a').each(this._enableDragToDesktop);\r\n            return tmpl;\r\n        },\r\n\r\n        _startHandler: function (e) {\r\n            e.preventDefault();\r\n            var tmpl = $(this).closest('.template-upload'),\r\n                data = tmpl.data('data');\r\n            if (data && data.submit && !data.jqXHR) {\r\n                data.jqXHR = data.submit();\r\n                $(this).fadeOut();\r\n            }\r\n        },\r\n\r\n        _cancelHandler: function (e) {\r\n            e.preventDefault();\r\n\r\n            e.data.fileupload._trigger('failer');\r\n            var tmpl = $(this).closest('.template-upload'),\r\n                data = tmpl.data('data') || {};\r\n            if (!data.jqXHR) {\r\n                data.errorThrown = 'abort';\r\n                e.data.fileupload._trigger('fail', e, data);\r\n            } else {\r\n                data.jqXHR.abort();\r\n            }\r\n        },\r\n\r\n        _deleteHandler: function (e) {\r\n            e.preventDefault();\r\n            var button = $(this);\r\n            e.data.fileupload._trigger('destroy', e, {\r\n                context: button.closest('.template-download'),\r\n                url: button.attr('data-url'),\r\n                type: button.attr('data-type'),\r\n                dataType: e.data.fileupload.options.dataType\r\n            });\r\n        },\r\n\r\n        _initEventHandlers: function () {\r\n            $.blueimp.fileupload.prototype._initEventHandlers.call(this);\r\n            var filesList = this.element.find('.files'),\r\n                eventData = { fileupload: this };\r\n            filesList.find('.start button')\r\n                .live(\r\n                    'click.' + this.options.namespace,\r\n                    eventData,\r\n                    this._startHandler\r\n                );\r\n            filesList.find('.cancel button')\r\n                .live(\r\n                    'click.' + this.options.namespace,\r\n                    eventData,\r\n                    this._cancelHandler\r\n                );\r\n            filesList.find('.delete button')\r\n                .live(\r\n                    'click.' + this.options.namespace,\r\n                    eventData,\r\n                    this._deleteHandler\r\n                );\r\n        },\r\n\r\n        _destroyEventHandlers: function () {\r\n            var filesList = this.element.find('.files');\r\n            filesList.find('.start button')\r\n                .die('click.' + this.options.namespace);\r\n            filesList.find('.cancel button')\r\n                .die('click.' + this.options.namespace);\r\n            filesList.find('.delete button')\r\n                .die('click.' + this.options.namespace);\r\n            $.blueimp.fileupload.prototype._destroyEventHandlers.call(this);\r\n        },\r\n\r\n        _initFileUploadButtonBar: function () {\r\n            var fileUploadButtonBar = this.element.find('.fileupload-buttonbar'),\r\n                filesList = this.element.find('.files'),\r\n                ns = this.options.namespace;\r\n            fileUploadButtonBar\r\n                .addClass('ui-widget-header ui-corner-top');\r\n            this.element.find('.fileinput-button').each(function () {\r\n                var fileInput = $(this).find('input:file').detach();\r\n                $(this).button({ icons: { primary: 'ui-icon-plusthick'} })\r\n                    .append(fileInput);\r\n            });\r\n            fileUploadButtonBar.find('.start')\r\n                .button({ icons: { primary: 'ui-icon-circle-arrow-e'} })\r\n                .bind('click.' + ns, function (e) {\r\n                    e.preventDefault();\r\n                    filesList.find('.start button').click();\r\n                });\r\n            fileUploadButtonBar.find('.cancel')\r\n                .button({ icons: { primary: 'ui-icon-cancel'} })\r\n                .bind('click.' + ns, function (e) {\r\n                    e.preventDefault();\r\n                    filesList.find('.cancel button').click();\r\n                });\r\n            fileUploadButtonBar.find('.delete')\r\n                .button({ icons: { primary: 'ui-icon-trash'} })\r\n                .bind('click.' + ns, function (e) {\r\n                    e.preventDefault();\r\n                    filesList.find('.delete button').click();\r\n                });\r\n        },\r\n\r\n        _destroyFileUploadButtonBar: function () {\r\n            this.element.find('.fileupload-buttonbar')\r\n                .removeClass('ui-widget-header ui-corner-top');\r\n            this.element.find('.fileinput-button').each(function () {\r\n                var fileInput = $(this).find('input:file').detach();\r\n                $(this).button('destroy')\r\n                    .append(fileInput);\r\n            });\r\n            this.element.find('.fileupload-buttonbar button')\r\n                .unbind('click.' + this.options.namespace)\r\n                .button('destroy');\r\n        },\r\n\r\n        _enableFileInputButton: function () {\r\n            this.element.find('.fileinput-button input:file:disabled')\r\n                .each(function () {\r\n                    var fileInput = $(this),\r\n                        button = fileInput.parent();\r\n                    fileInput.detach().prop('disabled', false);\r\n                    button.button('enable').append(fileInput);\r\n                });\r\n        },\r\n\r\n        _disableFileInputButton: function () {\r\n            this.element.find('.fileinput-button input:file:enabled')\r\n                .each(function () {\r\n                    var fileInput = $(this),\r\n                        button = fileInput.parent();\r\n                    fileInput.detach().prop('disabled', true);\r\n                    button.button('disable').append(fileInput);\r\n                });\r\n        },\r\n\r\n        _initTemplates: function () {\r\n            // Handle cases where the templates are defined\r\n            // after the widget library has been included:\r\n            if (this.options.uploadTemplate instanceof $ &&\r\n                    !this.options.uploadTemplate.length) {\r\n                this.options.uploadTemplate = $(\r\n                    this.options.uploadTemplate.selector\r\n                );\r\n            }\r\n            if (this.options.downloadTemplate instanceof $ &&\r\n                    !this.options.downloadTemplate.length) {\r\n                this.options.downloadTemplate = $(\r\n                    this.options.downloadTemplate.selector\r\n                );\r\n            }\r\n        },\r\n\r\n        _create: function () {\r\n            $.blueimp.fileupload.prototype._create.call(this);\r\n            this._initTemplates();\r\n            this.element\r\n                .addClass('ui-widget');\r\n            this._initFileUploadButtonBar();\r\n            this.element.find('.fileupload-content')\r\n                .addClass('ui-widget-content ui-corner-bottom');\r\n            this.element.find('.fileupload-progressbar')\r\n                .hide().progressbar();\r\n        },\r\n\r\n        destroy: function () {\r\n            this.element.find('.fileupload-progressbar')\r\n                .progressbar('destroy');\r\n            this.element.find('.fileupload-content')\r\n                .removeClass('ui-widget-content ui-corner-bottom');\r\n            this._destroyFileUploadButtonBar();\r\n            this.element.removeClass('ui-widget');\r\n            $.blueimp.fileupload.prototype.destroy.call(this);\r\n        },\r\n\r\n        enable: function () {\r\n            $.blueimp.fileupload.prototype.enable.call(this);\r\n            this.element.find(':ui-button').not('.fileinput-button')\r\n                .button('enable');\r\n            this._enableFileInputButton();\r\n        },\r\n\r\n        disable: function () {\r\n            this.element.find(':ui-button').not('.fileinput-button')\r\n                .button('disable');\r\n            this._disableFileInputButton();\r\n            $.blueimp.fileupload.prototype.disable.call(this);\r\n        }\r\n\r\n    });\r\n\r\n} (jQuery));"]}