egroupware_official/infolog/inc/class.linkto_widget.inc.php

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<?php
/**************************************************************************\
* phpGroupWare - eTemplate Extension - InfoLog LinkTo Widget *
* http://www.phpgroupware.org *
* Written by Ralf Becker <RalfBecker@outdoor-training.de> *
* -------------------------------------------- *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
/*!
@class linkto_widget
@author ralfbecker
@author ralfbecker
@abstract widget that enable you to make a link to an other entry of a link-aware app
@discussion This widget is independent of the UI as it only uses etemplate-widgets and has therefor no render-function
*/
class linkto_widget
{
var $public_functions = array(
'pre_process' => True,
'post_process' => True
);
var $human_name = 'LinkTo'; // this is the name for the editor
function linkto_widget($ui)
{
$this->link = CreateObject('infolog.bolink');
}
function pre_process(&$cell,&$value,&$templ)
{
$search = $value['search'] ? 1 : 0;
$create = $value['create'] ? 1 : 0;
echo "<p>linkto_widget.preprocess: query='$value[query]',app='$value[app]',search=$search,create=$create</p>\n";
if ($search && count($ids = $this->link->query($value['app'],$value['query'])))
{
$GLOBALS['phpgw_info']['etemplate']['extension_data']['linkto_widget'][$cell['name']]['app'] = $value['app'];
$value = array(
'app' => $value['app'],
'options-id' => $ids,
'remark' => ''
);
$next = 'create';
}
else
{
if (!$create)
{
$GLOBALS['phpgw_info']['etemplate']['extension_data']['linkto_widget'][$cell['name']] = $value;
}
$value = array(
'app' => $value['app'],
'options-app' => $this->link->app_list(),
'query' => $value['query'],
'msg' => $search ? 'Nothing found - try again !!!' : ''
);
$next = 'search';
}
$cell['size'] = $cell['name'];
$cell['type'] = 'template';
$cell['name'] = "infolog.linkto_widget.$next";
return True; // extra Label is ok
}
function post_process(&$cell,&$value,&$templ)
{
$search = $value['search'] ? 1 : 0;
$create = $value['create'] ? 1 : 0;
list($value['app']) = @$value['app']; // no multiselection
list($value['id']) = @$value['id'];
echo "<p>linkto_widget.postprocess: query='$value[query]',app='$value[app]',id='$value[id]', search=$search,create=$create</p>\n";
$templ->loop = $search;
if ($create)
{
$value = array_merge($value,$GLOBALS['phpgw_info']['etemplate']['extension_data']['linkto_widget'][$cell['name']]);
// make the link
echo "<p>linkto($value[app],$value[id],'$value[remark]')</p>\n";
}
}
}