egroupware/api/js/etemplate/et2_widget_diff.js

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/**
* EGroupware eTemplate2 - JS Diff object
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*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package etemplate
* @subpackage api
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray 2012
* @version $Id$
*/
/*egw:uses
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/vendor/bower-asset/jquery/dist/jquery.js;
/vendor/bower-asset/jquery-ui/jquery-ui.js;
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/vendor/bower-asset/diff2html/dist/diff2html.min.js;
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et2_core_valueWidget;
*/
/**
* Class that displays the diff between two [text] values
*
* @augments et2_valueWidget
*/
var et2_diff = (function(){ "use strict"; return et2_valueWidget.extend([et2_IDetachedDOM],
{
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attributes: {
"value": {
"type": "any"
}
},
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diff_options: {
"inputFormat":"diff",
"matching": "words"
},
/**
* Constructor
*
* @memberOf et2_diff
*/
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init: function() {
this._super.apply(this, arguments);
this.mini = true;
// included via etemplate2.css
//this.egw().includeCSS('../../../vendor/bower-asset/dist/dist2html.css');
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this.div = document.createElement("div");
jQuery(this.div).addClass('et2_diff');
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},
set_value: function(value) {
jQuery(this.div).empty();
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if(typeof value == 'string') {
// Diff2Html likes to have files, we don't have them
if(value.indexOf('---') !== 0)
{
value = "--- diff\n+++ diff\n"+value;
}
var diff = Diff2Html.getPrettyHtml(value, this.diff_options);
// var ui = new Diff2HtmlUI({diff: diff});
// ui.draw(jQuery(this.div), this.diff_options);
jQuery(this.div).append(diff);
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}
else if(typeof value != 'object')
{
jQuery(this.div).append(value);
}
this.check_mini();
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},
check_mini: function() {
if(!this.mini)
{
return false;
}
var view = jQuery(this.div).children();
this.minify(view);
var self = this;
jQuery('<span class="ui-icon ui-icon-circle-plus">&nbsp;</span>')
.appendTo(self.div)
.css("cursor", "pointer")
.click({diff: view, div: self.div, label: self.options.label}, function(e) {
var diff = e.data.diff;
var div = e.data.div;
self.un_minify(diff);
var dialog_div = jQuery('<div>')
.append(diff);
dialog_div.dialog({
title: e.data.label,
width: 'auto',
autoResize: true,
modal: true,
buttons: [{text: self.egw().lang('ok'), click: function() {jQuery(this).dialog("close");}}],
open: function() {
if(jQuery(this).parent().height() > jQuery(window).height())
{
jQuery(this).height(jQuery(window).height() *0.7);
}
jQuery(this).addClass('et2_diff').dialog({position: "center"});
},
close: function(event, ui) {
// Need to destroy the dialog, etemplate widget needs divs back where they were
dialog_div.dialog("destroy");
self.minify(this);
// Put it back where it came from, or et2 will error when clear() is called
diff.prependTo(div);
}
});
});
},
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set_label: function(_label) {
this.options.label = _label;
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},
/**
* Make the diff into a mini-diff
*
* @param {DOMNode|String} view
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*/
minify: function(view) {
view = jQuery(view)
.addClass('mini')
// Dialog changes these, if resized
.width('100%').css('height', 'inherit')
.show();
jQuery('th', view).hide();
jQuery('td.equal',view).hide()
.prevAll().hide();
},
/**
* Expand mini-diff
*
* @param {DOMNode|String} view
*/
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un_minify: function(view) {
jQuery(view).removeClass('mini').show();
jQuery('th',view).show();
jQuery('td.equal',view).show();
},
/**
* Code for implementing et2_IDetachedDOM
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* Fast-clonable read-only widget that only deals with DOM nodes, not the widget tree
*/
/**
* Build a list of attributes which can be set when working in the
* "detached" mode in the _attrs array which is provided
* by the calling code.
*
* @param {object} _attrs
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*/
getDetachedAttributes: function(_attrs) {
_attrs.push("value", "label");
},
/**
* Returns an array of DOM nodes. The (relativly) same DOM-Nodes have to be
* passed to the "setDetachedAttributes" function in the same order.
*/
getDetachedNodes: function() {
return [this.div];
},
/**
* Sets the given associative attribute->value array and applies the
* attributes to the given DOM-Node.
*
* @param _nodes is an array of nodes which has to be in the same order as
* the nodes returned by "getDetachedNodes"
* @param _values is an associative array which contains a subset of attributes
* returned by the "getDetachedAttributes" function and sets them to the
* given values.
*/
setDetachedAttributes: function(_nodes, _values) {
this.div = _nodes[0];
if(typeof _values['label'] != 'undefined')
{
this.set_label(_values['label']);
}
if(typeof _values['value'] != 'undefined')
{
this.set_value(_values['value']);
}
}
});}).call(this);
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et2_register_widget(et2_diff, ["diff"]);