egroupware_official/admin/inc/class.customfields.inc.php

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<?php
/**************************************************************************\
* eGroupWare - admin: Custom fields *
* http://www.egroupware.org *
* -------------------------------------------- *
* 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 custiomfields
* manages customfield definitions in phpgw_config table
*
* the repository name (config_name) will be 'customfields'.
*/
class customfields
{
/**
* @var $appname string appname of app which want to add / edit its customfields
*/
var $appname = false;
/**
* @var $types array with allowd types of customfields
*/
var $types = array();
/**
* @var $types2 array with userdefiened types e.g. type of infolog
*/
var $types2 = array();
var $public_functions = array
(
'edit' => True
);
function customfields($appname='')
{
$this->types = array(
'text' => lang('textfield'),
'label' => lang('label'),
'select' => lang('selectbox'),
'radio' => lang('radiobox'),
'checkbox' => lang('checkbox'),
);
$this->appname = $_GET['appname'] ? $_GET['appname'] : $appname;
$this->tmpl =& CreateObject('etemplate.etemplate');
$this->config =& CreateObject('phpgwapi.config',$this->appname);
}
/**
* @author ralfbecker
* Edit/Create Custom fields with type
*
* @param $content Content from the eTemplate Exec
*/
function edit($content = 0)
{
$this->appname = $this->appname ? $this->appname : $content['appname'];
$this->config =& CreateObject('phpgwapi.config',$this->appname);
$this->fields = $this->get_customfields();
if (is_array($content))
{
//echo '<pre style="text-align: left;">'; print_r($content); echo "</pre>\n";
if($content['fields']['delete'] || $content['fields']['create'])
{
if($content['fields']['delete'])
{
$this->delete($content);
}
elseif($content['fields']['create'])
{
$this->create($content);
}
}
else
{
list($action) = @each($content['button']);
switch($action)
{
default:
if (!$content['fields']['create'] && !$content['fields']['delete'])
{
break; // type change
}
case 'save':
case 'apply':
$this->update($content);
if ($action != 'save')
{
break;
}
case 'cancel':
$GLOBALS['egw']->redirect_link('/admin/');
exit;
}
}
}
else
{
list($type) = each($this->types);
$content = array(
'type' => $type,
);
}
$GLOBALS['egw_info']['flags']['app_header'] = lang($this->appname).' - '.lang('Custom fields');
$readonlys = array();
//echo 'customfields=<pre style="text-align: left;">'; print_r($this->fields); echo "</pre>\n";
$content['fields'] = array();
$n = 0;
foreach($this->fields as $name => $data)
{
if(!is_array($data))
{
$data = array();
$data['label'] = $name;
$data['order'] = ($n+1) * 10;
}
if (is_array($data['values']))
{
$values = '';
foreach($data['values'] as $var => $value)
{
$values .= (!empty($values) ? "\n" : '').$var.'='.$value;
}
$data['values'] = $values;
}
$content['fields'][++$n] = (array)$data + array(
'name' => $name
);
$preserv_fields[$n]['old_name'] = $name;
$readonlys['fields']["create$name"] = True;
}
$content['fields'][++$n] = array('name'=>'','order' => 10 * $n); // new line for create
$readonlys['fields']["delete[]"] = True;
//echo '<p>uicustomfields.edit(content = <pre style="text-align: left;">'; print_r($content); echo "</pre>\n";
//echo 'readonlys = <pre style="text-align: left;">'; print_r($readonlys); echo "</pre>\n";
$this->tmpl->read('admin.customfields');
$this->tmpl->exec('admin.customfields.edit',$content,array(
'type' => $this->types,
'type2' => $this->types2,
),$readonlys,array(
'fields' => $preserv_fields,
'appname' => $this->appname,
));
}
function update_fields(&$content)
{
foreach($content['fields'] as $field)
{
$name = trim($field['name']);
$old_name = $field['old_name'];
if (!empty($delete) && $delete == $old_name)
{
unset($this->fields[$old_name]);
continue;
}
if (empty($name) && !empty($old_name)) // empty name not allowed
{
$content['error_msg'] = lang('Name must not be empty !!!');
}
if (isset($field['old_name']))
{
if (!empty($name) && $old_name != $name) // renamed
{
unset($this->fields[$old_name]);
}
elseif (empty($name))
{
$name = $old_name;
}
}
elseif (empty($name)) // new item and empty ==> ignore it
{
continue;
}
$values = array();
if (!empty($field['values']))
{
foreach(explode("\n",$field['values']) as $line)
{
list($var,$value) = split('=',trim($line),2);
$var = trim($var);
$values[$var] = empty($value) ? $var : $value;
}
}
$this->fields[$name] = array(
'type' => $field['type'],
'type2' => $field['type2'],
'label' => empty($field['label']) ? $name : $field['label'],
'help' => $field['help'],
'values'=> $values,
'len' => $field['len'],
'rows' => intval($field['rows']),
'order' => intval($field['order'])
);
}
if (!function_exists('sort_by_order'))
{
function sort_by_order($arr1,$arr2)
{
return $arr1['order'] - $arr2['order'];
}
}
uasort($this->fields,sort_by_order);
$n = 0;
foreach($this->fields as $name => $data)
{
$this->fields[$name]['order'] = ($n += 10);
}
}
function update(&$content)
{
$this->update_fields($content);
// save changes to repository
$this->save_repository();
}
/**
* deletes custom field from customfield definitions
*/
function delete(&$content)
{
unset($this->fields[key($content['fields']['delete'])]);
// save changes to repository
$this->save_repository();
}
function create(&$content)
{
$new_name = trim($content['fields'][count($content['fields'])-1]['name']);
if (empty($new_name) || isset($this->fields[$new_name]))
{
$content['error_msg'] .= empty($new_name) ?
lang('You have to enter a name, to create a new field!!!') :
lang("Field '%1' already exists !!!",$new_name);
}
else
{
$this->fields[$new_name] = $content['fields'][count($content['fields'])-1];
if(!$this->fields[$new_name]['label']) $this->fields[$new_name]['label'] = $this->fields[$new_name]['name'];
$this->save_repository();
}
return;
}
/**
* save changes to repository
*/
function save_repository()
{
//echo '<p>uicustomfields::save_repository() \$this->fields=<pre style="text-aling: left;">'; print_r($this->fields); echo "</pre>\n";
$this->config->value('customfields',$this->fields);
$this->config->save_repository();
}
/**
* get customfields of using application
*
* @author Cornelius Weiss
* @retrun array with customfields
*/
function get_customfields()
{
$config = $this->config->read_repository();
//merge old config_name in phpgw_config table
$config_name = isset($config['customfields']) ? 'customfields' : 'custom_fields';
return $config[$config_name];
}
}