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

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<?php
/**
* eGgroupWare admin - UI for adding custom fields
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de>
* @author Cornelius Weiss <nelius-AT-von-und-zu-weiss.de>
* @package admin
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @version $Id$
*/
/**
* Customfields class - manages customfield definitions in egw_config table
*
* The repository name (config_name) is 'customfields'.
*
* Applications can have customfields by sub-type by having a template
* named '<appname>.admin.types'. See admin.customfields.types as an
* example, but the template can even be empty if types are handled by the
* application in another way.
*
* Applications can extend this class to customize the custom fields and handle
* extra information from the above template by extending and implementing
* update() and app_index().
*/
class customfields
{
/**
* appname of app which want to add / edit its customfields
*
* @var string
*/
var $appname;
/**
* Allow custom fields to be restricted to certain users/groups
*/
protected $use_private = false;
/**
* userdefiened types e.g. type of infolog
*
* @var array
*/
var $types2 = array();
var $content_types,$fields;
/**
* Currently selected content type (if used by app)
* @var string
*/
protected $content_type = null;
var $public_functions = array(
'index' => true,
'edit' => True
);
/**
* Instance of etemplate class
*
* @var etemplate
*/
var $tmpl;
/**
* @var Description of the options or value format for each cf_type
*/
public static $type_option_help = array(
'select' => 'each value is a line like id[=label], or use @path to read options from a file in EGroupware directory',
'radio' => 'each value is a line like id[=label], or use @path to read options from a file in EGroupware directory',
'button' => 'each value is a line like label=[javascript]'
);
/**
* Custom fields can also have length and rows set, but these are't used for all types
* If not set to true here, the field will be disabled when selecting the type
*/
public static $type_attribute_flags = array(
'text' => array('cf_len' => true, 'cf_rows' => true),
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'float' => array('cf_len' => true),
'label' => array('cf_values' => true),
'select' => array('cf_len' => false, 'cf_rows' => true, 'cf_values' => true),
'date' => array('cf_len' => true, 'cf_rows' => false, 'cf_values' => true),
'date-time' => array('cf_len' => true, 'cf_rows' => false, 'cf_values' => true),
'select-account' => array('cf_len' => false, 'cf_rows' => true),
'htmlarea' => array('cf_len' => true, 'cf_rows' => true),
'button' => array('cf_values' => true),
'ajax_select' => array('cf_values' => true),
'radio' => array('cf_values' => true),
'checkbox' => array('cf_values' => true),
);
/**
* Constructor
*
* @param string $appname
*/
function __construct($appname='')
{
if (($this->appname = $appname))
{
$this->fields = egw_customfields::get($this->appname,true);
$this->content_types = config::get_content_types($this->appname);
}
$this->so = new so_sql('phpgwapi','egw_customfields',null,'',true);
}
/**
* List custom fields
*/
public function index($content = array())
{
// determine appname
$this->appname = $this->appname ? $this->appname : ($_GET['appname'] ? $_GET['appname'] : ($content['appname'] ? $content['appname'] : false));
if(!$this->appname) die(lang('Error! No appname found'));
$this->use_private = !isset($_GET['use_private']) || (boolean)$_GET['use_private'] || $content['use_private'];
// Read fields, constructor doesn't always know appname
$this->fields = egw_customfields::get($this->appname,true);
$this->tmpl = new etemplate_new();
$this->tmpl->read('admin.customfields');
// do we manage content-types?
$test = new etemplate_new();
if($test->read($this->appname.'.admin.types')) $this->manage_content_types = true;
// Handle incoming - types, options, etc.
if($this->manage_content_types)
{
if(count($this->content_types) == 0)
{
$this->content_types = config::get_content_types($this->appname);
}
if (count($this->content_types)==0)
{
// if you define your default types of your app with the search_link hook, they are available here, if no types were found
$this->content_types = (array)egw_link::get_registry($this->appname,'default_types');
}
// Set this now, we need to know it for updates
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$this->content_type = $content['content_types']['types'] ? $content['content_types']['types'] : (array_key_exists(0,$this->content_types) ? $this->content_types[0] : key($this->content_types));
// Common type changes - add, delete
if($content['content_types']['delete'])
{
$this->delete_content_type($content);
}
elseif($content['content_types']['create'])
{
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if($new_type = $this->create_content_type($content))
{
$content['content_types']['types'] = $this->content_type = $new_type;
}
unset($content['content_types']['create']);
unset($content['content_types']['name']);
}
// No common type change and type didn't change, try an update
elseif($this->content_type && is_array($content) && $this->content_type == $content['old_content_type'])
{
$this->update($content);
}
}
// Custom field deleted from nextmatch
if($content['nm']['action'] == 'delete')
{
foreach($this->fields as $name => $data)
{
if(in_array($data['id'],$content['nm']['selected']))
{
unset($this->fields[$name]);
}
}
// save changes to repository
$this->save_repository();
}
$content['nm']= $GLOBALS['egw']->session->appsession('customfield-index','admin');
if (!is_array($content['nm']))
{
// Initialize nextmatch
$content['nm'] = array(
'get_rows' => 'admin.customfields.get_rows',
'no_cat' => 'true',
'no_filter' => 'true',
'no_filter2' => 'true',
'row_id' => 'cf_id',
'order' => 'cf_order',// IO name of the column to sort
'sort' => 'ASC',// IO direction of the sort: 'ASC' or 'DESC'
'actions' => $this->get_actions()
);
}
$content['nm']['appname'] = $this->appname;
$content['nm']['use_private'] = $this->use_private;
// Set up sub-types
if($this->manage_content_types)
{
foreach($this->content_types as $type => $entry)
{
if(!is_array($entry))
{
$this->content_types[$type] = array('name' => $entry);
$entry = $this->content_types[$type];
}
$this->types2[$type] = $entry['name'];
}
$sel_options['types'] = $sel_options['cf_type2'] = $this->types2;
$content['type_template'] = $this->appname . '.admin.types';
$content['content_types']['appname'] = $this->appname;
$content_types = array_keys($this->content_types);
$content['content_type_options'] = $this->content_types[$this->content_type]['options'];
$content['content_type_options']['type'] = $this->types2[$this->content_type];
if ($this->content_types[$this->content_type]['non_deletable'])
{
$content['content_types']['non_deletable'] = true;
}
if ($this->content_types['']['no_add'])
{
$content['content_types']['no_add'] = true;
}
if ($content['content_types']['non_deletable'] && $content['content_types']['no_add'])
{
// Hide the whole line if you can't add or delete
$content['content_types']['no_edit_types'] = true;
}
// do NOT allow to delete original contact content-type for addressbook,
// as it only creates support problems as users incidently delete it
if ($this->appname == 'addressbook' && $this->content_type == 'n')
{
$readonlys['content_types']['delete'] = true;
}
$content['nm']['type2'] = true;
}
else
{
// Disable content types
$this->tmpl->disableElement('content_types', true);
}
$preserve = array(
'appname' => $this->appname,
'use_private' => $this->use_private,
'old_content_type' => $this->content_type
);
// Allow extending app a change to change content before display
static::app_index($content, $sel_options, $readonlys, $preserve);
// Make sure app css gets loaded, extending app might cause et2 to miss it
egw_framework::includeCSS('admin','app');
$GLOBALS['egw_info']['flags']['app_header'] = $GLOBALS['egw_info']['apps'][$this->appname]['title'].' - '.lang('Custom fields');
// Some logic to make sure extending class (if there is one) gets called
// when etemplate2 comes back instead of parent class
$exec = get_class() == get_called_class() ? 'admin.customfields.index' : $this->appname . '.' . get_called_class() . '.index';
$this->tmpl->exec($exec,$content,$sel_options,$readonlys,$preserve);
}
/**
* Edit/Create Custom fields with type
*
* @author Ralf Becker <ralfbecker-AT-outdoor-training.de>
* @param array $content Content from the eTemplate Exec
*/
function edit($content = null)
{
$cf_id = $_GET['cf_id'] ? (int)$_GET['cf_id'] : (int)$content['cf_id'];
// determine appname
$this->appname = $this->appname ? $this->appname : ($_GET['appname'] ? $_GET['appname'] : ($content['cf_app'] ? $content['cf_app'] : false));
if(!$this->appname)
{
if($cf_id && $this->so)
{
$content = $this->so->read($cf_id);
$this->appname = $content['cf_app'];
}
}
if(!$this->appname)
{
die(lang('Error! No appname found'));
}
$this->use_private = !isset($_GET['use_private']) || (boolean)$_GET['use_private'] || $content['use_private'];
// Read fields, constructor doesn't always know appname
$this->fields = egw_customfields::get($this->appname,true);
// Update based on info returned from template
if (is_array($content))
{
list($action) = @each($content['button']);
switch($action)
{
case 'delete':
$this->so->delete($cf_id);
egw_framework::refresh_opener('Deleted', 'admin', $cf_id /* Conflicts with accounts 'delete'*/);
egw_framework::window_close();
break;
case 'save':
case 'apply':
if(!$cf_id && $this->fields[$content['cf_name']])
{
egw_framework::message(lang("Field '%1' already exists !!!",$content['cf_name']),'error');
$content['cf_name'] = '';
break;
}
if(empty($content['cf_label']))
{
$content['cf_label'] = $content['cf_name'];
}
if (!empty($content['cf_values']))
{
$values = array();
if($content['cf_values'][0] === '@')
{
$values['@'] = substr($content['cf_values'], $content['cf_values'][1] === '=' ? 2:1);
}
else
{
foreach(explode("\n",$content['cf_values']) as $line)
{
list($var,$value) = explode('=',trim($line),2);
$var = trim($var);
$values[$var] = trim($value)==='' ? $var : $value;
}
}
$content['cf_values'] = $values;
}
$update_content = array();
foreach($content as $key => $value)
{
if(substr($key,0,3) == 'cf_')
{
$update_content[substr($key,3)] = $value;
}
}
egw_customfields::update($update_content);
if(!$cf_id)
{
$this->fields = egw_customfields::get($this->appname,true);
$cf_id = (int)$this->fields[$content['cf_name']]['id'];
}
egw_framework::refresh_opener('Saved', 'admin', $cf_id, 'edit');
if ($action != 'save')
{
break;
}
//fall through
case 'cancel':
egw_framework::window_close();
}
}
else
{
$content['use_private'] = !isset($_GET['use_private']) || (boolean)$_GET['use_private'];
}
// do we manage content-types?
$test = new etemplate_new();
if($test->read($this->appname.'.admin.types')) $this->manage_content_types = true;
$this->tmpl = new etemplate_new();
$this->tmpl->read('admin.customfield_edit');
translation::add_app('infolog'); // til we move the translations
$GLOBALS['egw_info']['flags']['app_header'] = $GLOBALS['egw_info']['apps'][$this->appname]['title'].' - '.lang('Custom fields');
$sel_options = array();
$readonlys = array();
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//echo 'customfields=<pre style="text-align: left;">'; print_r($this->fields); echo "</pre>\n";
$content['cf_order'] = (count($this->fields)+1) * 10;
$content['use_private'] = $this->use_private;
if($cf_id)
{
$content = array_merge($content, $this->so->read($cf_id));
$this->appname = $content['cf_app'];
if($content['cf_private'])
{
$content['cf_private'] = explode(',',$content['cf_private']);
}
if($content['cf_name'])
{
$readonlys['cf_name'] = true;
}
$content['cf_values'] = json_decode($content['cf_values'], true);
}
else
{
$readonlys['button[delete]'] = true;
}
if (is_array($content['cf_values']))
{
$values = '';
foreach($content['cf_values'] as $var => $value)
{
$values .= (!empty($values) ? "\n" : '').$var.'='.$value;
}
$content['cf_values'] = $values;
}
// Show sub-type row, and get types
if($this->manage_content_types)
{
if(count($this->content_types) == 0)
{
$this->content_types = config::get_content_types($this->appname);
}
if (count($this->content_types)==0)
{
// if you define your default types of your app with the search_link hook, they are available here, if no types were found
$this->content_types = (array)egw_link::get_registry($this->appname,'default_types');
}
foreach($this->content_types as $type => $entry)
{
$this->types2[$type] = is_array($entry) ? $entry['name'] : $entry;
}
$sel_options['cf_type2'] = $this->types2;
}
else
{
$content['no_types'] = true;
}
// Include type-specific value help
$content['options'] = lang(self::$type_option_help);
$content['statustext'] = $content['options'][$content['cf_type']];
$content['attributes'] = self::$type_attribute_flags;
$this->tmpl->exec('admin.customfields.edit',$content,$sel_options,$readonlys,array(
'cf_id' => $cf_id,
'cf_app' => $this->appname,
'cf_name' => $content['cf_name'],
'use_private' => $this->use_private,
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),2);
}
/**
* Allow extending apps a change to interfere and add content to support
* their custom template. This is called right before etemplate->exec().
*/
protected function app_index(&$content, &$sel_options, &$readonlys)
{
// This is just a stub.
}
/**
* Get actions / context menu for index
*
* Changes here, require to log out, as $content['nm'] get stored in session!
*
* @return array see nextmatch_widget::egw_actions()
*/
protected function get_actions()
{
$actions = array(
'open' => array( // does edit if allowed, otherwise view
'caption' => 'Open',
'default' => true,
'allowOnMultiple' => false,
'url' => 'menuaction=admin.customfields.edit&cf_id=$id&use_private='.$this->use_private,
'popup' => '500x380',
'group' => $group=1,
'disableClass' => 'th',
),
'add' => array(
'caption' => 'Add',
'url' => 'menuaction=admin.customfields.edit&appname='.$this->appname.'&use_private='.$this->use_private,
'popup' => '500x380',
'group' => $group,
),
'delete' => array(
'caption' => 'Delete',
'confirm' => 'Delete this entry',
'confirm_multiple' => 'Delete these entries',
'group' => ++$group,
'disableClass' => 'rowNoDelete',
),
);
return $actions;
}
function update_fields(&$content)
{
foreach($content['fields'] as $field)
{
$name = trim($field['name']);
$old_name = $field['old_name'];
if (!empty($delete) && $delete == $old_name)
{
unset($this->fields[$old_name]);
continue;
}
if (isset($field['old_name']))
{
if (empty($name)) // empty name not allowed
{
$content['error_msg'] = lang('Name must not be empty !!!');
$name = $old_name;
}
if (!empty($name) && $old_name != $name) // renamed
{
unset($this->fields[$old_name]);
}
}
elseif (empty($name)) // new item and empty ==> ignore it
{
continue;
}
$values = array();
if (!empty($field['values']))
{
foreach(explode("\n",$field['values']) as $line)
{
list($var,$value) = explode('=',trim($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' => $field['len'],
'rows' => (int)$field['rows'],
'order' => (int)$field['order'],
'private' => $field['private'],
'needed' => $field['needed'],
);
if(!$this->fields[$name]['type2'] && $this->manage_content_types)
{
$this->fields[$name]['type2'] = (string)0;
}
}
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)
{
$this->content_types[$this->content_type]['options'] = $content['content_type_options'];
// save changes to repository
$this->save_repository();
}
/**
* deletes custom field from customfield definitions
*/
function delete_field(&$content)
{
unset($this->fields[key($content['fields']['delete'])]);
// save changes to repository
$this->save_repository();
}
function delete_content_type(&$content)
{
unset($this->content_types[$content['content_types']['types']]);
// save changes to repository
$this->save_repository();
}
/**
* create a new custom field
*/
function create_field(&$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();
}
}
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/**
* Validate and create a new content type
*
* @param array $content
* @return string|boolean New type ID, or false for error
*/
function create_content_type(&$content)
{
$new_name = trim($content['content_types']['name']);
$new_type = false;
if (empty($new_name))
{
$this->tmpl->set_validation_error('content_types[name]','You have to enter a name, to create a new type!!!');
}
else
{
foreach($this->content_types as $letter => $type)
{
if($type['name'] == $new_name)
{
$this->tmpl->set_validation_error('content_types[name]',lang("type '%1' already exists !!!",$new_name));
return false;
}
}
// search free type character
for($i=97;$i<=122;$i++)
{
if (!$this->content_types[chr($i)] &&
// skip letter of deleted type for addressbook content-types, as it gives SQL error
// content-type are lowercase, addressbook_so::DELETED_TYPE === 'D', but DB is case-insensitive
($this->appname !== 'addressbook' || chr($i) !== strtolower(addressbook_so::DELETED_TYPE)))
{
$new_type = chr($i);
break;
}
}
$this->content_types[$new_type] = array('name' => $new_name);
$this->save_repository();
}
return $new_type;
}
/**
* save changes to repository
*/
function save_repository()
{
//echo '<p>uicustomfields::save_repository() \$this->fields=<pre style="text-aling: left;">'; print_r($this->fields); echo "</pre>\n";
$config = new config($this->appname);
$config->read_repository();
$config->value('types',$this->content_types);
$config->save_repository();
egw_customfields::save($this->appname, $this->fields);
}
/**
* get customfields of using application
*
* @deprecated use egw_customfields::get() direct, no need to instanciate this UI class
* @author Cornelius Weiss
* @param boolean $all_private_too=false should all the private fields be returned too
* @return array with customfields
*/
function get_customfields($all_private_too=false)
{
return egw_customfields::get($this->appname,$all_private_too);
}
/**
* get_content_types of using application
*
* @deprecated use config::get_content_types() direct, no need to instanciate this UI class
* @author Cornelius Weiss
* @return array with content-types
*/
function get_content_types()
{
return config::get_content_types($this->appname);
}
/**
* Get list of customfields for the nextmatch
*/
public function get_rows(&$query, &$rows, &$readonlys)
{
$rows = array();
$query['col_filter']['cf_app'] = $query['appname'];
$total = $this->so->get_rows($query, $rows, $readonlys);
unset($query['col_filter']['cf_app']);
foreach($rows as &$row)
{
$row['cf_values'] = json_decode($row['cf_values'], true);
if (is_array($row['cf_values']))
{
$values = '';
foreach($row['cf_values'] as $var => $value)
{
$values .= (!empty($values) ? "\n" : '').$var.'='.$value;
}
$row['cf_values'] = $values;
}
}
return $total;
}
}