egroupware/etemplate/js/et2_extension_customfields.js

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2011-10-07 01:44:55 +02:00
/**
* EGroupware eTemplate2 - JS Custom fields 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 2011
* @version $Id$
*/
"use strict";
/*egw:uses
lib/tooltip;
jquery.jquery;
et2_core_xml;
et2_core_DOMWidget;
et2_core_inputWidget;
*/
/**
* @augments et2_dataview
*/
var et2_customfields_list = et2_valueWidget.extend([et2_IDetachedDOM, et2_IInput],
{
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attributes: {
'customfields': {
'name': 'Custom fields',
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'description': 'Auto filled',
'type': 'any'
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},
'fields': {
'name': 'Custom fields',
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'description': 'Auto filled',
'type': 'any'
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},
'value': {
'name': 'Custom fields',
'description': 'Auto filled',
'type': "any"
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},
'type_filter': {
'name': 'Field filter',
"default": "",
"type": "any", // String or array
"description": "Filter displayed custom fields by their 'type2' attribute"
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},
'private': {
ignore: true,
type: 'boolean'
}
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},
legacyOptions: ["type_filter","private", "fields"], // Field restriction & private done server-side
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prefix: '#',
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DEFAULT_ID: "custom_fields",
/**
* Constructor
*
* @memberOf et2_customfields_list
*/
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init: function() {
// Some apps (infolog edit) don't give ID, so assign one to get settings
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if(!arguments[1].id) arguments[1].id = this.DEFAULT_ID;
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this._super.apply(this, arguments);
// Allows server side to override prefix - not an attribute though
if(typeof this.options.prefix != 'undefined') this.prefix = this.options.prefix;
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// Create the table body and the table
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this.tbody = $j(document.createElement("tbody"));
this.table = $j(document.createElement("table"))
.addClass("et2_grid et2_customfield_list");
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this.table.append(this.tbody);
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this.rows = {};
this.widgets = {};
this.detachedNodes = [];
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if(!this.options.fields) this.options.fields = {};
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if(this.options.type_filter && typeof this.options.type_filter == "string")
{
this.options.type_filter = this.options.type_filter.split(",");
}
if(this.options.type_filter)
{
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var already_filtered = !jQuery.isEmptyObject(this.options.fields);
for(var field_name in this.options.customfields)
{
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// Already excluded?
if(already_filtered && !this.options.fields[field_name]) continue;
if(!this.options.customfields[field_name].type2 || this.options.customfields[field_name].type2.length == 0 ||
this.options.customfields[field_name].type2 == '0')
{
// No restrictions
this.options.fields[field_name] = true;
continue;
}
var types = typeof this.options.customfields[field_name].type2 == 'string' ? this.options.customfields[field_name].type2.split(",") : this.options.customfields[field_name].type2;
this.options.fields[field_name] = false;
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for(var i = 0; i < types.length; i++)
{
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if(jQuery.inArray(types[i],this.options.type_filter) > -1)
{
this.options.fields[field_name] = true;
continue;
}
}
}
}
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this.setDOMNode(this.table[0]);
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},
destroy: function() {
this._super.apply(this, arguments);
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this.rows = {};
this.widgets = {};
this.detachedNodes = [];
this.tbody = null;
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},
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/**
* What does this do? I don't know, but when everything is done the second
* time, this makes it work. Otherwise, all custom fields are lost.
*/
assign: function(_obj) {
this.loadFields();
},
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getDOMNode: function(_sender) {
// Check whether the _sender object exists inside the management array
if(this.rows && _sender.id && this.rows[_sender.id])
{
return this.rows[_sender.id];
}
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return this._super.apply(this, arguments);
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},
/**
* Initialize widgets for custom fields
*/
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loadFields: function() {
if(!this.options || !this.options.customfields) return;
// Already set up - avoid duplicates in nextmatch
if(this._type == 'customfields-list' && !this.isInTree()) return;
if(!jQuery.isEmptyObject(this.widgets)) return;
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// Check for global setting changes (visibility)
var global_data = this.getArrayMgr("modifications").getRoot().getEntry('~custom_fields~');
if(global_data && global_data.fields && !this.options.fields) this.options.fields = global_data.fields;
// For checking app entries
var apps = this.egw().link_app_list();
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// Create the table rows
for(var field_name in this.options.customfields)
{
// Skip fields if we're filtering
if(this._type != 'customfields-list' && !jQuery.isEmptyObject(this.options.fields) && !this.options.fields[field_name]) continue;
var field = this.options.customfields[field_name];
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var id = this.prefix+field_name;
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// Need curlies around ID for nm row expansion
if(this.id == '$row')
{
id = "{" + this.id + "}" + "["+this.prefix + field_name+"]";
}
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else if (this.id != this.DEFAULT_ID)
{
// Prefix this ID to avoid potential ID collisions
id = this.id + "["+id+"]";
}
// Avoid creating field twice
if(!this.rows[id])
{
var row = jQuery(document.createElement("tr"))
.appendTo(this.tbody)
.addClass(this.id+'_'+id);
var cf = jQuery(document.createElement("td"))
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.appendTo(row);
if(!field.type) field.type = 'text";'
var setup_function = '_setup_'+(apps[field.type] ? 'link_entry' : field.type.replace("-","_"));
var attrs = {
'id': id,
'statustext': field.help,
'needed': field.needed,
'readonly': this.getArrayMgr("readonlys").isReadOnly(id, null, this.options.readonly),
'value': this.options.value[this.prefix+field_name]
};
// Can't have a required readonly, it will warn & be removed later, so avoid the warning
if(attrs.readonly === true) delete attrs.needed;
if(this[setup_function]) {
var no_skip = this[setup_function].call(this, field_name, field, attrs);
if(!no_skip) continue;
}
if(this._type == 'customfields-list') {
// No label, cust widget
attrs.readonly = true;
// Widget tooltips don't work in nextmatch because of the creation / binding separation
// Set title to field label so browser will show something
// Add field label & help as data attribute to row, so it can be stylied with CSS (title should be disabled)
row.attr('title', field.label);
row.attr('data-label', field.label);
row.attr('data-field', field_name);
row.attr('data-help', field.help);
this.detachedNodes.push(row[0]);
}
else
{
// Label in first column, widget in 2nd
cf.text(field.label + "");
cf = jQuery(document.createElement("td"))
.appendTo(row);
}
this.rows[id] = cf[0];
// Set any additional attributes set in options, but not for widgets that pass actual options
if(['select','radio','radiogroup','checkbox','button'].indexOf(field.type) == -1 && !jQuery.isEmptyObject(field.values))
{
var w = et2_registry[attrs.type ? attrs.type : field.type];
for(var attr_name in field.values)
{
if (typeof w.prototype.attributes[attr_name] != "undefined")
attrs[attr_name] = field.values[attr_name];
}
}
// Create widget
var widget = this.widgets[field_name] = et2_createWidget(attrs.type ? attrs.type : field.type, attrs, this);
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}
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// Field is not to be shown
if(!this.options.fields || jQuery.isEmptyObject(this.options.fields) || this.options.fields[field_name] == true)
{
jQuery(this.rows[field_name]).show();
}
else
{
jQuery(this.rows[field_name]).hide();
}
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}
},
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/**
* Read needed info on available custom fields from various places it's stored.
*/
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transformAttributes: function(_attrs) {
this._super.apply(this, arguments);
// Add in settings that are objects
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// Customized settings for this widget (unlikely)
var data = this.getArrayMgr("modifications").getEntry(this.id);
// Check for global settings
var global_data = this.getArrayMgr("modifications").getRoot().getEntry('~custom_fields~', true);
if(global_data)
{
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for(var key in data)
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{
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// Don't overwrite fields with global values
if(global_data[key] && key !== 'fields')
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{
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data[key] = jQuery.extend(true, {}, data[key], global_data[key]);
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}
}
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}
for(var key in data)
{
_attrs[key] = data[key];
}
for(var key in global_data)
{
if(typeof global_data[key] != 'undefined' && ! _attrs[key]) _attrs[key] = global_data[key];
}
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if (this.id)
{
// Set the value for this element
var contentMgr = this.getArrayMgr("content");
if (contentMgr != null) {
var val = contentMgr.getEntry(this.id);
_attrs["value"] = {};
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if (val !== null)
{
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if(this.id.indexOf(this.prefix) === 0 && typeof data.fields != 'undefined' && data.fields[this.id.replace(this.prefix,'')] === true)
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{
_attrs['value'][this.id] = val;
}
else
{
// Only set the values that match desired custom fields
for(var key in val)
{
if(key.indexOf(this.prefix) == 0) {
_attrs["value"][key] = val[key];
}
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}
}
//_attrs["value"] = val;
}
else
{
// Check for custom fields directly in record
for(var key in _attrs.customfields)
{
_attrs["value"][this.prefix + key] = contentMgr.getEntry(this.prefix + key);
}
}
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}
}
},
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loadFromXML: function(_node) {
this.loadFields();
// Load the nodes as usual
this._super.apply(this, arguments);
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},
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set_value: function(_value) {
if(!this.options.customfields) return;
for(var field_name in this.options.customfields)
{
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// Skip fields if we're filtering
if(!jQuery.isEmptyObject(this.options.fields) && !this.options.fields[field_name]) continue;
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// Make sure widget is created, and has the needed function
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if(!this.widgets[field_name] || !this.widgets[field_name].set_value) continue;
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var value = _value[this.prefix + field_name] ? _value[this.prefix + field_name] : null;
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// Check if ID was missing
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if(value == null && this.id == this.DEFAULT_ID && this.getArrayMgr("content").getEntry(this.prefix + field_name))
{
value = this.getArrayMgr("content").getEntry(this.prefix + field_name);
}
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switch(this.options.customfields[field_name].type)
{
case 'date':
// Date custom fields are always in Y-m-d, which seldom matches user's preference
// which fails when sent to date widget. This is only used for nm rows, when possible
// this is fixed server side
if(value && isNaN(value))
{
value = jQuery.datepicker.parseDate("yy-mm-dd",value);
}
break;
}
this.widgets[field_name].set_value(value);
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}
},
/**
* et2_IInput so the custom field can be it's own widget.
*/
getValue: function() {
// Not using an ID means we have to grab all the widget values, and put them where server knows to look
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if(this.id != this.DEFAULT_ID)
{
return null;
}
var value = {};
for(var field_name in this.widgets)
{
if(this.widgets[field_name].getValue && !this.widgets[field_name].options.readonly)
{
value[this.prefix + field_name] = this.widgets[field_name].getValue();
}
}
return value;
},
isDirty: function() {
var dirty = true;
for(var field_name in this.widgets)
{
if(this.widgets[field_name].isDirty)
{
dirty = dirty && this.widgets[field_name].isDirty();
}
}
return dirty;
},
resetDirty: function() {
for(var field_name in this.widgets)
{
if(this.widgets[field_name].resetDirty)
{
this.widgets[field_name].resetDirty();
}
}
},
isValid: function() {
// Individual customfields will handle themselves
return true;
},
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/**
* Adapt provided attributes to match options for widget
*
* rows > 1 --> textarea, with rows=rows and cols=len
* !rows --> input, with size=len
* rows = 1 --> input, with size=len, maxlength=len
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*/
_setup_text: function(field_name, field, attrs) {
// No label on the widget itself
delete(attrs.label);
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field.type = 'textbox';
attrs.rows = field.rows > 1 ? field.rows : null;
if(field.len)
{
attrs.size = field.len;
if (field.rows == 1) attrs.maxlength = field.len;
}
return true;
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},
_setup_ajax_select: function(field_name, field, attrs) {
var attributes = ['get_rows','get_title','id_field','template'];
for(var i = 0; i < attributes.length; i++)
{
if(typeof field.values[attributes[i]] !== 'undefined')
{
attrs[attributes[i]] = field.values[attributes[i]];
}
}
return true;
},
_setup_float: function(field_name, field, attrs) {
// No label on the widget itself
delete(attrs.label);
field.type = 'float';
if(field.len)
{
attrs.size = field.len;
}
return true;
},
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_setup_select: function(field_name, field, attrs) {
// No label on the widget itself
delete(attrs.label);
attrs.rows = field.rows;
// select_options are now send from server-side incl. ones defined via a file in EGroupware root
attrs.tags = field.tags;
return true;
},
_setup_date: function(field_name, field, attrs) {
attrs.data_format = 'Y-m-d';
return true;
},
_setup_date_time: function(field_name, field, attrs) {
attrs.data_format = 'Y-m-d H:i:s';
return true;
},
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_setup_htmlarea: function(field_name, field, attrs) {
attrs.config = field.config ? field.config : {};
attrs.config.toolbarStartupExpanded = false;
if(field.len)
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{
attrs.config.width = field.len+'px';
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}
attrs.config.height = (((field.rows > 0 && field.rows !='undefined') ? field.rows : 5) *16) +'px';
// We have to push the config modifications into the modifications array, or they'll
// be overwritten by the site config from the server
var data = this.getArrayMgr("modifications").getEntry(this.prefix+field_name);
if(data) jQuery.extend(data.config, attrs.config);
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return true;
},
_setup_radio: function(field_name, field, attrs) {
// 'Empty' label will be first
delete(attrs.label);
if(field.values && field.values[''])
{
attrs.label = field.values[''];
delete field.values[''];
}
field.type = 'radiogroup';
attrs.options = field.values;
return true;
},
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_setup_checkbox: function(field_name, field, attrs) {
// Read-only checkbox is just text
if(attrs.readonly)
{
attrs.ro_true = field.label;
}
return true;
},
/**
* People set button attributes as
* label: javascript
*/
_setup_button: function(field_name, field, attrs) {
// No label on the widget itself
delete(attrs.label);
attrs.label = field.label;
if (this._type == 'customfields-list')
{
// No buttons in a list, it causes problems with detached nodes
return false;
}
// Simple case, one widget for a custom field
if(!field.values || typeof field.values != 'object' || Object.keys(field.values).length == 1)
{
for(var key in field.values)
{
attrs.label = key;
attrs.onclick = field.values[key];
}
if (!attrs.label)
{
attrs.label = 'No "label=onclick" in values!';
attrs.onclick = function(){ return false; };
}
return !attrs.readonly;
}
else
{
// Complicated case, a single custom field you get multiple widgets
// Handle it all here, since this is the exception
var row = $j('tr',this.tbody).last();
var cf = $j('td',row);
// Label in first column, widget in 2nd
cf.text(field.label + "");
cf = jQuery(document.createElement("td"))
.appendTo(row);
for(var key in field.values)
{
var button_attrs = jQuery.extend({},attrs);
button_attrs.label = key;
button_attrs.onclick = field.values[key];
button_attrs.id = attrs.id + '_' + key;
// This controls where the button is placed in the DOM
this.rows[button_attrs.id] = cf[0];
// Do not store in the widgets list, one name for multiple widgets would cause problems
/*this.widgets[field_name] = */ et2_createWidget(attrs.type ? attrs.type : field.type, button_attrs, this);
}
return false;
}
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},
_setup_link_entry: function(field_name, field, attrs) {
// No label on the widget itself
delete(attrs.label);
attrs.type = "link-entry";
attrs.only_app = field.type;
return true;
},
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/**
* Set which fields are visible, by name
*
* Note: no # prefix on the name
*
*/
set_visible: function(_fields) {
for(var name in _fields)
{
if(this.rows[this.prefix + name])
{
if(_fields[name])
{
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jQuery(this.rows[this.prefix+name]).show();
}
else
{
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jQuery(this.rows[this.prefix+name]).hide();
}
}
this.options.fields[name] = _fields[name];
}
},
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/**
* Code for implementing et2_IDetachedDOM
*/
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getDetachedAttributes: function(_attrs)
{
_attrs.push("value", "class");
},
getDetachedNodes: function()
{
return this.detachedNodes ? this.detachedNodes : [];
},
setDetachedAttributes: function(_nodes, _values)
{
// Individual widgets are detected and handled by the grid, but the interface is needed for this to happen
// Show the row if there's a value, hide it if there is no value
for(var i = 0; i < _nodes.length; i++)
{
// toggle() needs a boolean to do what we want
var key = _nodes[i].getAttribute('data-field');
$j(_nodes[i]).toggle(_values.fields[key] && _values.value[this.prefix + key]?true:false);
}
}
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});
et2_register_widget(et2_customfields_list, ["customfields", "customfields-list"]);