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https://github.com/EGroupware/egroupware.git
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127 lines
3.5 KiB
JavaScript
127 lines
3.5 KiB
JavaScript
/**
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* eGroupWare eTemplate2 - JS Number object
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link http://www.egroupware.org
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* @author Nathan Gray
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* @copyright Nathan Gray 2011
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* @version $Id$
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*/
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"use strict";
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/*egw:uses
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et2_core_inputWidget;
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phpgwapi.jquery.jquery.html5_upload;
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*/
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/**
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* Class which implements file upload
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*/
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var et2_file = et2_inputWidget.extend({
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attributes: {
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"multiple": {
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"name": "Multiple files",
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"type": "boolean",
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"default": false,
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"description": "Allow the user to select more than one file to upload at a time. Subject to browser support."
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},
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"max_file_size": {
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"name": "Maximum file size",
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"type": "integer",
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"default":"8388608",
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"description": "Largest file accepted, in bytes. Subject to server limitations. 8Mb = 8388608"
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},
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"blur": {
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"name": "Placeholder",
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"type": "string",
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"default": "",
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"description": "This text get displayed if an input-field is empty and does not have the input-focus (blur). It can be used to show a default value or a kind of help-text."
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},
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"progress": {
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"name": "Progress node",
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"type": "string",
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"default": et2_no_init,
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"description": "The ID of an alternate node (div) to display progress and results."
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}
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},
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asyncOptions: {},
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init: function() {
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this._super.apply(this, arguments)
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this.node = null;
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// Set up the URL to have the request ID & the widget ID
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var instance = this.getInstanceManager();
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var self = this;
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this.asyncOptions = {
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// Callbacks
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onStartOne: function(event, file_name) { return self.createStatus(event,file_name);},
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onFinishOne: function(event, response, name, number, total) { return self.finishUpload(event,response,name,number,total);},
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sendBoundary: window.FormData || jQuery.browser.mozilla,
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url: egw_json_request.prototype._assembleAjaxUrl("etemplate_widget_file::ajax_upload") +
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"&request_id="+ instance.etemplate_exec_id
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};
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this.asyncOptions.fieldName = this.options.id;
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this.createInputWidget();
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},
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createInputWidget: function() {
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this.node = $j(document.createElement("div")).addClass("et2_file");
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this.input = $j(document.createElement("input"))
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.attr("type", "file").attr("placeholder", this.options.blur)
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.appendTo(this.node);
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// Check for File interface, should fall back to normal form submit if missing
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if(typeof File != "undefined" && typeof (new XMLHttpRequest()).upload != "undefined")
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{
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this.input.html5_upload(this.asyncOptions);
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}
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this.progress = this.options.progress ?
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$j(document.getElementById(this.options.progress)) :
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$j(document.createElement("div")).appendTo(this.node);
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this.progress.addClass("progress");
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if(this.options.multiple) {
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this.input.attr("multiple","multiple");
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}
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this.setDOMNode(this.node[0]);
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},
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getInputNode: function() {
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return this.input[0];
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},
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/**
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* Creates the elements used for displaying the file, and it's upload status, and
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* attaches them to the DOM
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*/
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createStatus: function(event, file_name) {
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if(this.progress)
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{
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$j("<li file='"+file_name+"'>"+file_name+"<div class='progressBar'><p/></div></li>").appendTo(this.progress);
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}
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return true;
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},
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/**
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* A file upload is finished, update the UI
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*/
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finishUpload: function(event, response, name, number, total) {
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if(this.progress)
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{
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$j("[file='"+name+"']",this.progress).addClass("upload_finished");
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}
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}
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});
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et2_register_widget(et2_file, ["file"]);
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