// By default, files added to the widget are uploaded as soon
// as the user clicks on the start buttons. To enable automatic
// uploads, set the following option to true:
- autoUpload: false,
- // The following option limits the number of files that are
- // allowed to be uploaded using this widget:
- maxNumberOfFiles: undefined,
- // The maximum allowed file size:
- maxFileSize: undefined,
- // The minimum allowed file size:
- minFileSize: 1,
- // The regular expression for allowed file types, matches
- // against either file type or file name:
- acceptFileTypes: /.+$/i,
- // The regular expression to define for which files a preview
- // image is shown, matched against the file type:
- previewFileTypes: /^image\/(gif|jpeg|png)$/,
- // The maximum width of the preview images:
- previewMaxWidth: 80,
- // The maximum height of the preview images:
- previewMaxHeight: 80,
- // By default, preview images are displayed as canvas elements
- // if supported by the browser. Set the following option to false
- // to always display preview images as img elements:
- previewAsCanvas: true,
+ autoUpload: true,
// The file upload template that is given as first argument to the
// jQuery.tmpl method to render the file uploads:
uploadTemplate: $('#template-upload'),
// See the basic file upload widget for more information:
add: function (e, data) {
var that = $(this).data('fileupload');
- that._adjustMaxNumberOfFiles(-data.files.length);
data.isAdjusted = true;
data.isValidated = that._validate(data.files);
data.context = that._renderUpload(data.files)
send: function (e, data) {
if (!data.isValidated) {
var that = $(this).data('fileupload');
- if (!data.isAdjusted) {
- that._adjustMaxNumberOfFiles(-data.files.length);
- }
if (!that._validate(data.files)) {
return false;
}
data.context.each(function (index) {
var file = ($.isArray(data.result) &&
data.result[index]) || {error: 'emptyResult'};
- if (file.error) {
- that._adjustMaxNumberOfFiles(1);
- }
$(this).fadeOut(function () {
that._renderDownload([file])
.css('display', 'none')
// Callback for failed (abort or error) uploads:
fail: function (e, data) {
var that = $(this).data('fileupload');
- that._adjustMaxNumberOfFiles(data.files.length);
if (data.context) {
data.context.each(function (index) {
$(this).fadeOut(function () {
});
});
} else if (data.errorThrown !== 'abort') {
- that._adjustMaxNumberOfFiles(-data.files.length);
data.context = that._renderUpload(data.files)
.css('display', 'none')
.appendTo($(this).find('.files'))
stop: function () {
$(this).find('.fileupload-progressbar').fadeOut();
},
- // Callback for file deletion:
- destroy: function (e, data) {
- var that = $(this).data('fileupload');
- if (data.url) {
- $.ajax(data)
- .success(function () {
- that._adjustMaxNumberOfFiles(1);
- $(this).fadeOut(function () {
- $(this).remove();
- });
- });
- } else {
- data.context.fadeOut(function () {
- $(this).remove();
- });
- }
- }
},
-
- // Scales the given image (img HTML element)
- // using the given options.
- // Returns a canvas object if the canvas option is true
- // and the browser supports canvas, else the scaled image:
- _scaleImage: function (img, options) {
- options = options || {};
- var canvas = document.createElement('canvas'),
- scale = Math.min(
- (options.maxWidth || img.width) / img.width,
- (options.maxHeight || img.height) / img.height
- );
- if (scale >= 1) {
- scale = Math.max(
- (options.minWidth || img.width) / img.width,
- (options.minHeight || img.height) / img.height
- );
- }
- img.width = parseInt(img.width * scale, 10);
- img.height = parseInt(img.height * scale, 10);
- if (!options.canvas || !canvas.getContext) {
- return img;
- }
- canvas.width = img.width;
- canvas.height = img.height;
- canvas.getContext('2d')
- .drawImage(img, 0, 0, img.width, img.height);
- return canvas;
- },
-
+
_createObjectURL: function (file) {
var undef = 'undefined',
urlAPI = (typeof window.createObjectURL !== undef && window) ||
return urlAPI ? urlAPI.revokeObjectURL(url) : false;
},
- // Loads a given File object via FileReader interface,
- // invokes the callback with a data url:
- _loadFile: function (file, callback) {
- if (typeof FileReader !== 'undefined' &&
- FileReader.prototype.readAsDataURL) {
- var fileReader = new FileReader();
- fileReader.onload = function (e) {
- callback(e.target.result);
- };
- fileReader.readAsDataURL(file);
- return true;
- }
- return false;
- },
-
- // Loads an image for a given File object.
- // Invokes the callback with an img or optional canvas
- // element (if supported by the browser) as parameter:
- _loadImage: function (file, callback, options) {
- var that = this,
- url,
- img;
- if (!options || !options.fileTypes ||
- options.fileTypes.test(file.type)) {
- url = this._createObjectURL(file);
- img = $('<img>').bind('load', function () {
- $(this).unbind('load');
- that._revokeObjectURL(url);
- callback(that._scaleImage(img[0], options));
- }).prop('src', url);
- if (!url) {
- this._loadFile(file, function (url) {
- img.prop('src', url);
- });
- }
- }
- },
-
// Link handler, that allows to download files
// by drag & drop of the links to the desktop:
_enableDragToDesktop: function () {
});
},
- _adjustMaxNumberOfFiles: function (operand) {
- if (typeof this.options.maxNumberOfFiles === 'number') {
- this.options.maxNumberOfFiles += operand;
- if (this.options.maxNumberOfFiles < 1) {
- this._disableFileInputButton();
- } else {
- this._enableFileInputButton();
- }
- }
- },
-
- _formatFileSize: function (file) {
- if (typeof file.size !== 'number') {
- return '';
- }
- if (file.size >= 1000000000) {
- return (file.size / 1000000000).toFixed(2) + ' GB';
- }
- if (file.size >= 1000000) {
- return (file.size / 1000000).toFixed(2) + ' MB';
- }
- return (file.size / 1000).toFixed(2) + ' KB';
- },
-
_hasError: function (file) {
if (file.error) {
return file.error;
}
- // The number of added files is subtracted from
- // maxNumberOfFiles before validation, so we check if
- // maxNumberOfFiles is below 0 (instead of below 1):
- if (this.options.maxNumberOfFiles < 0) {
- return 'maxNumberOfFiles';
- }
- // Files are accepted if either the file type or the file name
- // matches against the acceptFileTypes regular expression, as
- // only browsers with support for the File API report the type:
- if (!(this.options.acceptFileTypes.test(file.type) ||
- this.options.acceptFileTypes.test(file.name))) {
- return 'acceptFileTypes';
- }
- if (this.options.maxFileSize &&
- file.size > this.options.maxFileSize) {
- return 'maxFileSize';
- }
- if (typeof file.size === 'number' &&
- file.size < this.options.minFileSize) {
- return 'minFileSize';
- }
return null;
},
},
_uploadTemplateHelper: function (file) {
- file.sizef = this._formatFileSize(file);
return file;
},
text: false,
icons: {primary: 'ui-icon-cancel'}
});
- tmpl.find('.preview').each(function (index, node) {
- that._loadImage(
- files[index],
- function (img) {
- $(img).hide().appendTo(node).fadeIn();
- },
- {
- maxWidth: options.previewMaxWidth,
- maxHeight: options.previewMaxHeight,
- fileTypes: options.previewFileTypes,
- canvas: options.previewAsCanvas
- }
- );
- });
return tmpl;
},
_downloadTemplateHelper: function (file) {
- file.sizef = this._formatFileSize(file);
return file;
},
return $();
}
tmpl.css('display', 'none');
- tmpl.find('.delete button').button({
- text: false,
- icons: {primary: 'ui-icon-trash'}
- });
tmpl.find('a').each(this._enableDragToDesktop);
return tmpl;
},
}
},
- _deleteHandler: function (e) {
- e.preventDefault();
- var button = $(this);
- e.data.fileupload._trigger('destroy', e, {
- context: button.closest('.template-download'),
- url: button.attr('data-url'),
- type: button.attr('data-type'),
- dataType: e.data.fileupload.options.dataType
- });
- },
-
_initEventHandlers: function () {
$.blueimp.fileupload.prototype._initEventHandlers.call(this);
var filesList = this.element.find('.files'),
eventData,
this._cancelHandler
);
- filesList.find('.delete button')
- .live(
- 'click.' + this.options.namespace,
- eventData,
- this._deleteHandler
- );
},
_destroyEventHandlers: function () {
.die('click.' + this.options.namespace);
filesList.find('.cancel button')
.die('click.' + this.options.namespace);
- filesList.find('.delete button')
- .die('click.' + this.options.namespace);
$.blueimp.fileupload.prototype._destroyEventHandlers.call(this);
},
- _initFileUploadButtonBar: function () {
- var fileUploadButtonBar = this.element.find('.fileupload-buttonbar'),
- filesList = this.element.find('.files'),
- ns = this.options.namespace;
- fileUploadButtonBar
- .addClass('ui-widget-header ui-corner-top');
- this.element.find('.fileinput-button').each(function () {
- var fileInput = $(this).find('input:file').detach();
- $(this).button({icons: {primary: 'ui-icon-plusthick'}})
- .append(fileInput);
- });
- fileUploadButtonBar.find('.start')
- .button({icons: {primary: 'ui-icon-circle-arrow-e'}})
- .bind('click.' + ns, function (e) {
- e.preventDefault();
- filesList.find('.start button').click();
- });
- fileUploadButtonBar.find('.cancel')
- .button({icons: {primary: 'ui-icon-cancel'}})
- .bind('click.' + ns, function (e) {
- e.preventDefault();
- filesList.find('.cancel button').click();
- });
- fileUploadButtonBar.find('.delete')
- .button({icons: {primary: 'ui-icon-trash'}})
- .bind('click.' + ns, function (e) {
- e.preventDefault();
- filesList.find('.delete button').click();
- });
- },
-
- _destroyFileUploadButtonBar: function () {
- this.element.find('.fileupload-buttonbar')
- .removeClass('ui-widget-header ui-corner-top');
- this.element.find('.fileinput-button').each(function () {
- var fileInput = $(this).find('input:file').detach();
- $(this).button('destroy')
- .append(fileInput);
- });
- this.element.find('.fileupload-buttonbar button')
- .unbind('click.' + this.options.namespace)
- .button('destroy');
- },
-
- _enableFileInputButton: function () {
- this.element.find('.fileinput-button input:file:disabled')
- .each(function () {
- var fileInput = $(this),
- button = fileInput.parent();
- fileInput.detach().prop('disabled', false);
- button.button('enable').append(fileInput);
- });
- },
-
- _disableFileInputButton: function () {
- this.element.find('.fileinput-button input:file:enabled')
- .each(function () {
- var fileInput = $(this),
- button = fileInput.parent();
- fileInput.detach().prop('disabled', true);
- button.button('disable').append(fileInput);
- });
- },
-
_initTemplates: function () {
// Handle cases where the templates are defined
// after the widget library has been included:
_create: function () {
$.blueimp.fileupload.prototype._create.call(this);
this._initTemplates();
- this.element
- .addClass('ui-widget');
- this._initFileUploadButtonBar();
- this.element.find('.fileupload-content')
- .addClass('ui-widget-content ui-corner-bottom');
- this.element.find('.fileupload-progressbar')
- .hide().progressbar();
- },
-
- destroy: function () {
- this.element.find('.fileupload-progressbar')
- .progressbar('destroy');
- this.element.find('.fileupload-content')
- .removeClass('ui-widget-content ui-corner-bottom');
- this._destroyFileUploadButtonBar();
- this.element.removeClass('ui-widget');
- $.blueimp.fileupload.prototype.destroy.call(this);
},
enable: function () {
$.blueimp.fileupload.prototype.enable.call(this);
- this.element.find(':ui-button').not('.fileinput-button')
- .button('enable');
- this._enableFileInputButton();
},
disable: function () {
- this.element.find(':ui-button').not('.fileinput-button')
- .button('disable');
- this._disableFileInputButton();
$.blueimp.fileupload.prototype.disable.call(this);
}
});
-}(jQuery));
\ No newline at end of file
+}(jQuery));
projects / ikiwiki.git / commitdiff