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egroupware_official/etemplate/js/et2_widget_selectAccount.js

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/**
* EGroupware eTemplate2 - JS Select account widget
*
* Selecting accounts needs special UI, and displaying needs special consideration
* to avoid sending the entire user list to the client.
*
* @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 $Id$
*/
"use strict";
/*egw:uses
et2_widget_link;
*/
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/**
* Account selection widget
* Changes according to the user's account_selection preference
* - 'none' => Server-side: the read-only widget is used
* - 'groupmembers' => Non admins can only select groupmembers (Server side - normal selectbox)
* - 'selectbox' => Selectbox with all accounts and groups (Server side - normal selectbox)
* - 'primary_group' => Selectbox with primary group and search
* - 'popup' => No selectbox, just search. No popup, the search replaces the selectbox
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*
* Only primary_group and popup need anything different from a normal selectbox
*
* @augments et2_selectbox
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*/
var et2_selectAccount = et2_selectbox.extend(
{
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attributes: {
'account_type': {
'name': 'Account type',
'default': 'accounts',
'type': 'string',
'description': 'Limit type of accounts. One of {accounts,groups,both,owngroups}.'
}
},
legacyOptions: ['empty_label','account_type'],
account_types: ['accounts','groups','both','owngroups'],
/**
* Constructor
*
* @param _parent
* @param _attrs
* @memberOf et2_selectAccount
* @returns
*/
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init: function(_parent, _attrs) {
// Type in rows or somewhere else?
if(jQuery.inArray(_attrs['empty_label'], this.account_types) > 0 && (
jQuery.inArray(_attrs['account_type'], this.account_types) < 0 ||
_attrs['account_type'] == this.attributes.account_type['default'])
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)
{
_attrs['account_type'] = _attrs['empty_label'];
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_attrs['empty_label'] = '';
}
if(jQuery.inArray(_attrs['account_type'], this.account_types) < 0)
{
this.egw().debug("warn", "Invalid account_type: %s Valid options:",_attrs['account_type'], this.account_types);
}
// Holder for search jQuery nodes
this.search = null;
// Reference to object with dialog
this.dialog = null;
this._super.call(this, _parent, _attrs);
// Allow certain widgets inside this one
this.supportedWidgetClasses = [et2_link_entry];
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},
destroy: function() {
this._super.apply(this, arguments);
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},
/**
* Tell et2 widget framework where to go
*
* @param {object} _sender
*/
getDOMNode: function(_sender) {
if(this.search_widget != null && _sender == this.search_widget)
{
return this.search != null ? this.search[0] : this.search_widget._parent.getDOMNode();
}
return this._super.apply(this, arguments);
},
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/**
* Single selection - override to add search button
*/
createInputWidget: function()
{
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var type = this.egw().preference('account_selection', 'common');
switch(type)
{
case 'none':
if(typeof egw.user('apps').admin == 'undefined')
{
this.options.select_options = {};
break;
}
case 'selectbox':
case 'groupmembers':
default:
this.options.select_options = this._get_accounts();
break;
}
this._super.apply(this, arguments);
// Add search button
if(type == 'primary_group')
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{
var button = jQuery(document.createElement("span"))
.addClass("et2_clickable")
.click(this, this.options.multiple ? this._open_multi_search : this._open_search)
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.attr("title", egw.lang("popup with search"))
.append('<span class="ui-icon ui-icon-search" style="display:inline-block"/>');
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this.getSurroundings().insertDOMNode(button[0]);
}
else if (type == 'popup')
{
// Allow search 'inside' this widget
this.supportedWidgetClasses = [et2_link_entry];
this._create_search();
// Use empty label as blur
if(this.options.empty_label) this.search_widget.set_blur(this.options.empty_label);
// Rework to go around / through the selectbox
if(this.input)
{
this.getValue = function() {return this.value;};
this.set_value = function(_value) {
this.value = _value;
this.search_widget.set_value(_value);
};
this.search_widget.search.change(this, function(event) {
var value = event.data.search_widget.getValue();
event.data.value = typeof value == 'object' && value ? value.id : value;
event.data.input.trigger("change");
});
}
var div = jQuery(document.createElement("div")).append(this.search_widget.getDOMNode());
this.setDOMNode(div[0]);
}
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},
/**
* Multiple selection - override to add search button
*/
createMultiSelect: function() {
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var type = this.egw().preference('account_selection', 'common');
if(type == 'none' && typeof egw.user('apps').admin == 'undefined') return;
this._super.apply(this, arguments);
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this.options.select_options = this._get_accounts();
if(type == 'primary_group')
{
// Allow search 'inside' this widget
this.supportedWidgetClasses = [et2_link_entry];
// Add quick search - turn off multiple to get normal result list
this.options.multiple = false;
this._create_search();
// Clear search box after select
var old_select = this.search_widget.select;
var self = this;
this.search_widget.select = function(e, selected) {
var current = self.getValue();
// Fix ID as sent from server - must be numeric
selected.item.value = parseInt(selected.item.value);
// This one is important, it makes sure the option is there
old_select.apply(this, arguments);
// Add quick search selection into current selection
current.push(selected.item.value);
// Clear search
this.search.val('');
self.set_value(current);
};
// Put search results as a DOM sibling of the options, for proper display
this.search_widget.search.on("autocompleteopen", jQuery.proxy(function() {
this.search_widget.search.data("ui-autocomplete").menu.element
.appendTo(this.node)
.position({my: 'left top', at: 'left bottom', of: this.multiOptions.prev()});
},this));
this.search = jQuery(document.createElement("li"))
.appendTo(this.multiOptions.prev().find('ul'));
this.options.multiple = true;
// Add search button
var button = jQuery(document.createElement("li"))
.addClass("et2_clickable")
.click(this, this._open_multi_search)
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.attr("title", egw.lang("popup with search"))
.append('<span class="ui-icon ui-icon-search"/>');
var type = this.egw().preference('account_selection', 'common');
// Put it last so check/uncheck doesn't move around
this.multiOptions.prev().find('ul')
.append(button);
}
else if (type == 'popup')
{
// Allow search 'inside' this widget
this.supportedWidgetClasses = [et2_link_entry];
/**
* Popup takes the dialog and embeds it in place of the selectbox
*/
var dialog = this._open_multi_search();
dialog.dialog("close");
var div = jQuery(document.createElement("div")).append(this.dialog);
this.setDOMNode(div[0]);
var select_col = jQuery('#selection_col',dialog).children();
var selected = jQuery('#'+this.getInstanceManager().uniqueId + "_selected", select_col);
// Re-do to get it to work around/through the select box
this.set_value = function(_value) {
selected.empty();
if(typeof _value == 'string')
{
_value = _value.split(',');
}
if(typeof _value == 'object')
{
for(var key in _value)
{
this._add_selected(selected, _value[key]);
}
}
};
var widget = this;
this.getValue = function() {
// Update widget with selected
var ids = [];
var data = {};
jQuery('#'+this.getInstanceManager().uniqueId + '_selected li',select_col).each(function() {
var id = $j(this).attr("data-id");
// Add to list
ids.push(id);
// Make sure option is there
if(jQuery('input[data-id="'+id+'"]',widget.multiOptions).length == 0)
{
widget._appendMultiOption(id,jQuery('label',this).text());
}
});
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this.set_multi_value(ids);
return ids;
};
}
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},
/**
* Override parent to make sure accounts are there as options.
*
* Depending on the widget's attributes and the user's preferences, not all selected
* accounts may be in the cache as options, so we fetch the extras to make sure
* we don't lose any.
*
* As fetching them might only work asynchron (if they are not yet loaded),
* we have to call set_value again, once all labels have arrived from server.
*
* @param {string|array} _value
*/
set_value: function(_value)
{
if(typeof _value == "string" && this.options.multiple && _value.match(this._is_multiple_regexp) !== null)
{
_value = _value.split(',');
}
if(_value)
{
var search = _value;
if (!jQuery.isArray(search))
{
search = [_value];
}
var update_options = false;
var num_calls = 0;
var current_call = 0;
for(var j = 0; j < search.length; j++)
{
var found = false;
// Not having a value to look up causes an infinite loop
if(!search[j]) continue;
// Options are not indexed, so we must look
for(var i = 0; !found && i < this.options.select_options.length; i++)
{
if(this.options.select_options[i].value == search[j]) found = true;
}
if(!found)
{
// Add it in
var name = this.egw().link_title('home-accounts', search[j]);
if (name) // was already cached on client-side
{
update_options = true;
this.options.select_options.push({value: search[j], label:name});
}
else // not available: need to call set_value again, after all arrived from server
{
++num_calls;
this.egw().link_title('home-accounts', search[j], function(name)
{
if (++current_call >= num_calls) // only run last callback
{
this.set_value(_value);
}
}, this);
}
}
}
if(update_options)
{
this.set_select_options(this.options.select_options);
}
}
this._super.apply(this, arguments);
},
/**
* Get account info for select options from common client-side account cache
*
* @return {Array} select options
*/
_get_accounts: function()
{
if (!jQuery.isArray(this.options.select_options))
{
var options = jQuery.extend({}, this.options.select_options);
this.options.select_options = [];
for(var key in options)
{
if (typeof options[key] == 'object')
{
if (typeof(options[key].key) == 'undefined')
{
options[key].value = key;
}
this.options.select_options.push(options[key]);
}
else
{
this.options.select_options.push({value: key, label: options[key]});
}
}
}
return this.options.select_options.concat(this.egw().accounts(this.options.account_type));
},
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/**
* Create & display a way to search & select a single account / group
* Single selection is just link widget
*
* @param e event
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*/
_open_search: function(e) {
var widget = e.data;
var search = widget._create_search();
// Selecting a single user closes the dialog, this only used if user cleared
var ok_click = function() {
jQuery(this).dialog("close");
widget.set_value([]);
// Fire change event
if(widget.input) widget.input.trigger("change");
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// Free it up, it will be re-created, if ever needed again
jQuery(this).dialog("destroy");
};
widget._create_dialog(search, ok_click);
},
/**
* Create & display a way to search & select multiple accounts / groups
*
* @param e event
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*/
_open_multi_search: function(e) {
var widget = e && e.data ? e.data : this;
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var table = widget.search = jQuery('<table><tbody><tr valign="top"><td id="search_col"/><td id="selection_col"/></tr></tbody></table>');
table.css("width", "100%").css("height", "100%");
var search_col = jQuery('#search_col',table);
var select_col = jQuery('#selection_col',table);
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// Search / Selection
search_col.append(widget._create_search());
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// Currently selected
select_col.append(widget._create_selected());
var ok_click = function() {
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jQuery(this).dialog("close");
// Update widget with selected
var ids = [];
var data = {};
jQuery('#'+widget.getInstanceManager().uniqueId + '_selected li',select_col).each(function() {
var id = $j(this).attr("data-id");
// Add to list
ids.push(id);
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// Make sure option is there
if(!widget.options.multiple && jQuery('input[id$="_opt_'+id+'"]',widget.multiOptions).length == 0)
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{
widget._appendMultiOption(id,jQuery('label',this).text());
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}
else if (widget.options.multiple && jQuery('option[value="'+id+'"]',widget.node).length == 0)
{
widget._appendOptionElement(id,jQuery('label',this).text());
}
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});
widget.set_value(ids);
// Free it up, it will be re-created, if ever needed again
jQuery(this).dialog("destroy");
// Fire change event
if(widget.input) widget.input.trigger("change");
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};
var container = jQuery(document.createElement("div")).append(table);
return widget._create_dialog(container, ok_click);
},
/**
* Create / display popup with search / selection widgets
*
* @param {et2_dialog} widgets
* @param {function} update_function
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*/
_create_dialog: function(widgets, update_function) {
this.dialog = widgets;
widgets.dialog({
title: this.options.label ? this.options.label : this.egw().lang('Select'),
modal: true,
// Static size for easier layout
width: "500",
height: "350",
buttons: [{
text: this.egw().lang("ok"),
click: update_function
},{
text: this.egw().lang("cancel"),
click: function() {
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jQuery(this).dialog("close");
jQuery(this).dialog("destroy");
}}
]
});
return widgets;
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},
/**
* Search is a link-entry widget, with some special display for multi-select
*/
_create_search: function() {
var self = this;
var search = this.search = jQuery(document.createElement("div"));
var search_widget = this.search_widget = et2_createWidget('link-entry', {
'only_app': 'home-accounts',
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'query': function(request, response) {
// Clear previous search results for multi-select
if(!request.options)
{
search.find('#search_results').empty();
}
// Restrict to specified account type
if(!request.options || !request.options.filter)
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{
request.options = {account_type: self.options.account_type};
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}
return true;
},
'select': function(e, selected) {
// Make sure option is there
var already_there = false;
var last_key = null;
for(last_key in self.options.select_options)
{
var option = self.options.select_options[last_key];
already_there = already_there || (typeof option.value != 'undefined' && option.value == selected.item.value);
}
if(!already_there)
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{
self.options.select_options[parseInt(last_key)+1] = selected.item;
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self._appendOptionElement(selected.item.value, selected.item.label);
}
self.set_value(selected.item.value);
if(self.dialog)
{
self.dialog.dialog("close");
self.dialog.dialog("destroy");
}
// Fire change event
if(self.input) self.input.trigger("change");
return true;
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}
}, this);
// add it where we want it
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search.append(search_widget.getDOMNode());
if(!this.options.multiple) return search;
// Multiple is more complicated. It uses a custom display for results to
// allow choosing multiples from a match
var results = jQuery(document.createElement("ul"))
.attr("id", "search_results")
.css("height", "230px")
.addClass("ui-multiselect-checkboxes ui-helper-reset");
jQuery(document.createElement("div"))
.addClass("et2_selectbox")
.css("height", "100%")
.append(results)
.appendTo(search);
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// Override link-entry auto-complete for custom display
// Don't show normal drop-down
search_widget.search.data("ui-autocomplete")._suggest = function(items) {
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jQuery.each(items, function (index, item) {
// Make sure value is numeric
item.value = parseInt(item.value);
self._add_search_result(results, item);
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});
};
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return search;
},
/**
* Add the selected result to the list of search results
*
* @param list
* @param item
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*/
_add_search_result: function(list, item) {
var node = null;
var self = this;
// Make sure value is numeric
if(item.value) item.value = parseInt(item.value);
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// (containter of) Currently selected users / groups
var selected = jQuery('#'+this.getInstanceManager().uniqueId + "_selected", this.dialog);
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// Group
if(item.value && item.value < 0)
{
node = jQuery(document.createElement('ul'));
// Add button to show users
if(this.options.account_type != 'groups')
{
jQuery('<span class="ui-icon ui-icon-circlesmall-plus et2_clickable"/>')
.css("float", "left")
.appendTo(node)
.click(function() {
if(jQuery(this).hasClass("ui-icon-circlesmall-plus"))
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{
jQuery(this).removeClass("ui-icon-circlesmall-plus")
.addClass("ui-icon-circlesmall-minus");
var group = jQuery(this).parent()
.addClass("expanded");
if(group.children("li").length == 0)
{
// Fetch group members
self.search_widget.query({
term:"",
options: {filter:{group: item.value}},
no_cache:true
}, function(items) {
jQuery(items).each(function(index,item) {
self._add_search_result(node, item);
});
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});
}
else
{
group.children("li")
// Only show children that are not selected
.each(function(index, item) {
var j = jQuery(item);
if(jQuery('[data-id="'+j.attr("data-id")+'"]',selected).length == 0)
{
j.show();
}
});
}
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}
else
{
jQuery(this).addClass("ui-icon-circlesmall-plus")
.removeClass("ui-icon-circlesmall-minus");
var group = jQuery(this).parent().children("li").hide();
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}
});
}
}
// User
else if (item.value)
{
node = jQuery(document.createElement('li'));
}
node.attr("data-id", item.value);
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jQuery('<span class="ui-icon ui-icon-arrow-1-e et2_clickable"/>')
.css("float", "right")
.appendTo(node)
.click(function() {
var button = jQuery(this);
self._add_selected(selected, button.parent().attr("data-id"));
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// Hide user, but only hide button for group
if(button.parent().is('li'))
{
button.parent().hide();
}
else
{
button.hide();
}
});
// If already in list, hide it
if(jQuery('[data-id="'+item.value+'"]',selected).length != 0)
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{
node.hide();
}
var label = jQuery(document.createElement('label'))
.addClass("loading")
.appendTo(node);
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this.egw().link_title('home-accounts', item.value, function(name) {
label.text(name).removeClass("loading");
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}, label);
node.appendTo(list);
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},
_create_selected: function() {
var node = jQuery(document.createElement("div"))
.addClass("et2_selectbox");
var header = jQuery(document.createElement("div"))
.addClass("ui-widget-header ui-helper-clearfix")
.appendTo(node);
var selected = jQuery(document.createElement("ul"))
.addClass("ui-multiselect-checkboxes ui-helper-reset")
.attr("id", this.getInstanceManager().uniqueId + "_selected")
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.css("height", "230px")
.appendTo(node);
jQuery(document.createElement("span"))
.text(this.egw().lang("Selection"))
.addClass("ui-multiselect-header")
.appendTo(header);
var controls = jQuery(document.createElement("ul"))
.addClass('ui-helper-reset')
.appendTo(header);
jQuery(document.createElement("li"))
.addClass("et2_clickable")
.click(selected, function(e) {jQuery("li",e.data).remove();})
.append('<span class="ui-icon ui-icon-closethick"/>')
.appendTo(controls);
// Add in currently selected
if(this.getValue())
{
var value = this.getValue();
for(var i = 0; i < value.length; i++) {
this._add_selected(selected, value[i]);
}
}
return node;
},
/**
* Add an option to the list of selected accounts
* value is the account / group ID
*
* @param list
* @param value
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*/
_add_selected: function(list, value) {
// Each option only once
var there = jQuery('[data-id="' + value + '"]',list);
if(there.length)
{
there.show();
return;
}
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var option = jQuery(document.createElement('li'))
.attr("data-id",value)
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.appendTo(list);
jQuery('<div class="ui-icon ui-icon-close et2_clickable"/>')
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.css("float", "right")
.appendTo(option)
.click(function() {
var id = jQuery(this).parent().attr("data-id");
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jQuery(this).parent().remove();
// Add 'add' button back, if in results list
list.parents("tr").find("[data-id='"+id+"']").show()
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// Show button(s) for group
.children('span').show();
});
var label = jQuery(document.createElement('label'))
.addClass("loading")
.appendTo(option);
this.egw().link_title('home-accounts', value, function(name) {this.text(name).removeClass("loading");}, label);
},
/**
* Overwritten attachToDOM metod to modify attachToDOM
*/
attachToDOM: function ()
{
this._super.apply(this, arguments);
//Chosen needs to be set after widget dettached from DOM (eg. validation_error), because chosen is not part of the widget node
if (this.egw().preference('account_selection', 'common') == 'primary_group')
{
jQuery(this.node).removeClass('chzn-done');
this.set_tags(this.options.tags, this.options.width);
}
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}
});
et2_register_widget(et2_selectAccount, ["select-account"]);
/**
* et2_selectAccount_ro is the readonly implementation of select account
* It extends et2_link to avoid needing the whole user list on the client.
* Instead, it just asks for the names of the ones needed, as needed.
*
* @augments et2_link_string
*/
var et2_selectAccount_ro = et2_link_string.extend([et2_IDetachedDOM],
{
attributes: {
"empty_label": {
"name": "Empty label",
"type": "string",
"default": "",
"description": "Textual label for first row, eg: 'All' or 'None'. ID will be ''",
translate:true
}
},
legacyOptions: ["empty_label"],
/**
* Constructor
*
* @param _parent
* @param options
* @memberOf et2_selectAccount_ro
*/
init: function(_parent, options) {
/**
Resolve some circular dependency problems here
selectAccount extends link, link is in a file that needs select,
select has menulist wrapper, which needs to know about selectAccount before it allows it
*/
if(_parent.supportedWidgetClasses.indexOf(et2_selectAccount_ro) < 0)
{
_parent.supportedWidgetClasses.push(et2_selectAccount_ro);
}
this._super.apply(this, arguments);
// Legacy options could have row count or empty label in first slot
if(typeof this.options.empty_label == "string")
{
if(isNaN(this.options.empty_label))
{
this.options.empty_label = this.egw().lang(this.options.empty_label);
}
}
this.options.application = 'home-accounts';
// Editable version allows app to set options that aren't accounts, so allow for them
var options = et2_selectbox.find_select_options(this,options['select_options']);
if(!jQuery.isEmptyObject(options))
{
this.options.select_options = options;
}
// Don't make it look like a link though
this.list.removeClass("et2_link_string").addClass("et2_selectbox");
},
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transformAttributes: function(_attrs) {
et2_selectbox.prototype.transformAttributes.apply(this, arguments);
},
set_value: function(_value) {
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// Explode csv
if(typeof _value == 'string' && _value.indexOf(',') > 0)
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{
_value = _value.split(',');
}
// Don't bother to lookup if it's not an array, or a number
if(typeof _value == 'object' || !isNaN(_value) && _value != "")
{
this._super.apply(this, arguments);
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// Don't make it look like a link though
jQuery('li',this.list).removeClass("et2_link et2_link_string")
// No clicks either
.off();
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return;
}
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// Don't make it look like a link
jQuery('li',this.list).removeClass("et2_link et2_link_string")
// No clicks either
.off();
if(this.options.select_options && !jQuery.isEmptyObject(this.options.select_options) || this.options.empty_label)
{
if(!_value)
{
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// Empty label from selectbox
this.list.append("<li>"+this.options.empty_label+"</li>");
}
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else if (typeof _value == 'object')
{
// An array with 0 / empty in it?
for(var i = 0; i < _value.length; i++)
{
if(!_value[i] || !parseInt(_value[i]))
{
this.list.append("<li>"+this.options.empty_label+"</li>");
return;
}
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else if (this.options.select_options[_value])
{
this.list.append("<li>"+this.options.select_options[_value]+"</li>");
}
}
}
else
{
// Options are not indexed, so we must look
var search = _value;
if (!jQuery.isArray(search))
{
search = [_value];
}
for(var j = 0; j < search.length; j++)
{
var found = false;
// Not having a value to look up causes an infinite loop
if(!search[j]) continue;
for(var i in this.options.select_options)
{
if(this.options.select_options[i].value == search[j])
{
this.list.append("<li>"+this.options.select_options[i].label+"</li>");
break;
}
}
}
}
}
}
});
et2_register_widget(et2_selectAccount_ro, ["select-account_ro"]);