Simple et2 implementation of ajax_search widget

etemplate/inc/class.etemplate_widget_ajax_select.inc.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * EGroupware - eTemplate serverside ajax select widget
+ *
+ * @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 2015 Nathan Gray
+ * @version $Id$
+ */
+
+/**
+ * eTemplate ajax select widget
+ *
+ */
+class etemplate_widget_ajax_select extends etemplate_widget_menupopup
+{
+
+	/**
+	 * Fill type options in self::$request->sel_options to be used on the client
+	 *
+	 * @param string $cname
+	 * @param array $expand values for keys 'c', 'row', 'c_', 'row_', 'cont'
+	 */
+	public function beforeSendToClient($cname, array $expand=null)
+	{
+		$matches = null;
+		if ($cname == '$row')	// happens eg. with custom-fields: $cname='$row', this->id='#something'
+		{
+			$form_name = $this->id;
+		}
+		// happens with fields in nm-header: $cname='nm', this->id='${row}[something]' or '{$row}[something]'
+		elseif (preg_match('/(\${row}|{\$row})\[([^]]+)\]$/', $this->id, $matches))
+		{
+			$form_name = $matches[2];
+		}
+		// happens in auto-repeat grids: $cname='', this->id='something[{$row}]'
+		elseif (preg_match('/([^[]+)\[({\$row})\]$/', $this->id, $matches))
+		{
+			$form_name = $matches[1];
+		}
+		// happens with autorepeated grids: this->id='some[$row_cont[thing]][else]' --> just use 'else'
+		elseif (preg_match('/\$row.*\[([^]]+)\]$/', $this->id, $matches))
+		{
+			$form_name = $matches[1];
+		}
+		else
+		{
+			$form_name = self::form_name($cname, $this->id, $expand);
+		}
+		
+		// Make sure &nbsp;s, etc.  are properly encoded when sent, and not double-encoded
+		$options = (isset(self::$request->sel_options[$form_name]) ? $form_name : $this->id);
+		if(is_array(self::$request->sel_options[$options]))
+		{
+			
+			// Fix any custom options from application
+			self::fix_encoded_options(self::$request->sel_options[$options],true);
+			
+			if(!self::$request->sel_options[$options])
+			{
+				unset(self::$request->sel_options[$options]);
+			}
+		}
+	}
+}
+
+etemplate_widget::registerWidget('etemplate_widget_ajax_select', array('ajax_select'));

etemplate/inc/class.etemplate_widget_customfields.inc.php

@@ -287,7 +287,7 @@ class etemplate_widget_customfields extends etemplate_widget_transformer
 				break;
 
 			default:
-				if (substr($type, 0, 7) !== 'select-') break;
+				if (substr($type, 0, 7) !== 'select-' && $type != 'ajax_select') break;
 				// fall-through for all select-* widgets
 			case 'select':
 				$this->attrs['multiple'] = $field['rows'] > 1;

etemplate/js/et2_extension_customfields.js

@@ -427,6 +427,17 @@ var et2_customfields_list = et2_valueWidget.extend([et2_IDetachedDOM, et2_IInput
 		}
 		return true;
 	},
+	_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);

etemplate/js/et2_widget_ajaxSelect.js

@@ -36,7 +36,7 @@ var et2_ajaxSelect = et2_inputWidget.extend(
 			"name": "Data source",
 			"type": "any",
 			"default": "",
-			"description": "Function to get search results."
+			"description": "Function to get search results, either a javascript function or server-side."
 		},
 		'get_title': {
 			"name": "Title function",
@@ -47,7 +47,7 @@ var et2_ajaxSelect = et2_inputWidget.extend(
 		'id_field': {
 			"name": "Result ID field",
 			"type": "string",
-			"default": "",
+			"default": "value",
 			"description": "Which key in result sub-array to look for row ID.  If omitted, the key for the row will be used."
 		},
 		'template': {
@@ -74,12 +74,6 @@ var et2_ajaxSelect = et2_inputWidget.extend(
 			"default": "true",
 			"description": "If readonly, widget will be text.  If link is set, widget will be a link."
 		},
-		'icon': {
-			"name": "Icon",
-			"type": "string",
-			"default": "",
-			"description": "Prevent all from looking the same.  Use an icon."
-		},
 
 		// Pass by code only
 		'values': {
@@ -95,9 +89,17 @@ var et2_ajaxSelect = et2_inputWidget.extend(
 	 * 
 	 * @memberOf et2_ajaxSelect
 	 */
-	init: function() {
+	init: function(parent, attrs) {
 		this._super.apply(this, arguments);
 
+		if(typeof attrs.get_rows == 'string')
+		{
+			attrs.get_rows = this.egw().link('/index.php', {
+				menuaction: this.options.get_rows
+			})
+		}
+		this.createInputWidget();
+
 		this.input = null;
 
 		this.createInputWidget();
@@ -109,17 +111,73 @@ var et2_ajaxSelect = et2_inputWidget.extend(
 		this.input.addClass("et2_textbox");
 
 		this.setDOMNode(this.input[0]);
+
+		var widget = this;
+		this.input.autocomplete({
+			delay: 100,
+			source: this.options.get_rows ?
+				this.options.get_rows :
+				et2_selectbox.find_select_options(this,this.options.values),
+			select: function(event, ui) {
+				widget.value = ui.item[widget.options.id_field];
+				if(widget.options.get_title)
+				{
+					if(typeof widget.options.get_title == 'function')
+					{
+						widget.input.val(widget.options.get_title.call(widget.value));
+					}
+					else if (typeof widget.options.get_title == 'string')
+					{
+						// TODO: Server side callback
+					}
+				}
+				else
+				{
+					widget.input.val(ui.item.label);
+				}
+				// Prevent default action of setting field to the value
+				return false;
+			}
+		});
 	},
 
 	getValue: function()
 	{
 		if(this.options.blur && this.input.val() == this.options.blur) return "";
-		return this._super.apply(this, arguments);
+		return this.value;
+	},
+
+	set_value: function(_value)
+	{
+		this.value = _value;
+		if(this.input.autocomplete('instance'))
+		{
+			var source = this.input.autocomplete('option','source');
+			if(typeof source == 'object')
+			{
+				for(var i in source)
+				{
+					if(typeof source[i].value != 'undefined' && typeof source[i].label != 'undefined' &&  source[i].value === _value)
+					{
+						this.input.val(source[i].label)
+					}
+					else if (typeof source[i] == 'string')
+					{
+						this.input.val(source[_value]);
+						break;
+					}
+				}
+			}
+			else if(typeof source == 'function')
+			{
+				// TODO
+			}
+		}
 	},
 
 	set_blur: function(_value) {
 		if(_value) {
-			this.input.attr("placeholder", _value + "!");	// HTML5
+			this.input.attr("placeholder", _value + "");	// HTML5
 			if(!this.input[0].placeholder) {
 				// Not HTML5
 				if(this.input.val() == "") this.input.val(this.options.blur);