egroupware/etemplate/inc/class.etemplate_widget_customfields.inc.php

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<?php
/**
* EGroupware - eTemplate custom fields 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 2011 Nathan Gray
* @version $Id$
*/
/**
* Widgets for custom fields and listing custom fields
*
*/
class etemplate_widget_customfields extends etemplate_widget_transformer
{
/**
* Allowd types of customfields
*
* The additionally allowed app-names from the link-class, will be add by the edit-method only,
* as the link-class has to be called, which can NOT be instanciated by the constructor, as
* we get a loop in the instanciation.
*
* @var array
*/
protected static $cf_types = array(
'text' => 'Text',
'float' => 'Float',
'label' => 'Label',
'select' => 'Selectbox',
'ajax_select' => 'Search',
'radio' => 'Radiobutton',
'checkbox' => 'Checkbox',
'date' => 'Date',
'date-time'=> 'Date+Time',
'select-account' => 'Select account',
'button' => 'Button', // button to execute javascript
'url' => 'Url',
'url-email'=> 'EMail',
'url-phone'=> 'Phone number',
'htmlarea' => 'Formatted Text (HTML)',
'link-entry' => 'Select entry', // should be last type, as the individual apps get added behind
);
/**
* @var $prefix string Prefix for every custiomfield name returned in $content (# for general (admin) customfields)
*/
protected static $prefix = '#';
// Make settings available globally
const GLOBAL_VALS = '~custom_fields~';
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// Used if there's no ID provided
const GLOBAL_ID = 'custom_fields';
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protected $legacy_options = 'sub-type,use-private,field-names';
protected static $transformation = array(
'type' => array(
'customfields-types' => array(
'type' => 'select',
'sel_options' => array()
),
'customfields-list' => array(
'readonly' => true
)
)
);
public function __construct($xml)
{
parent::__construct($xml);
}
/**
* Fill type options in self::$request->sel_options to be used on the client
*
* @param string $cname
*/
public function beforeSendToClient($cname)
{
// No name, no way to get parameters client-side.
if(!$this->id) $this->id = self::GLOBAL_ID;
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$form_name = self::form_name($cname, $this->id);
// Store properties at top level, so all customfield widgets can share
$app =& $this->getElementAttribute(self::GLOBAL_VALS, 'app');
if($this->getElementAttribute($form_name, 'app'))
{
$app =& $this->getElementAttribute($form_name, 'app');
} else {
// Checking creates it even if it wasn't there
unset(self::$request->modifications[$form_name]['app']);
}
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if(!$app)
{
$app =& $this->setElementAttribute(self::GLOBAL_VALS, 'app', $GLOBALS['egw_info']['flags']['currentapp']);
$customfields =& $this->setElementAttribute(self::GLOBAL_VALS, 'customfields', config::get_customfields($app));
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}
// if we are in the etemplate editor or the app has no cf's, load the cf's from the app the tpl belongs too
if ($app && $app != 'stylite' && $app != $GLOBALS['egw_info']['flags']['currentapp'] && (
$GLOBALS['egw_info']['flags']['currentapp'] == 'etemplate' || !$this->attrs['customfields'] ||
etemplate::$hooked
))
{
// app changed
$customfields =& config::get_customfields($app);
}
// Filter fields
if($this->attrs['field-names'])
{
if($this->attrs['field-names'][0] == '!') {
$negate_field_filter = true;
$this->attrs['field-names'] = substr($this->attrs['field_names'],1);
}
$field_filter = explode(',', $this->attrs['field_names']);
}
$fields = $customfields;
foreach((array)$fields as $key => $field)
{
// remove private or non-private cf's, if only one kind should be displayed
if ((string)$this->attrs['use-private'] !== '' && (boolean)$field['private'] != (boolean)$this->attrs['use-private'])
{
unset($fields[$key]);
}
// Remove filtered fields
if($field_filter && (!$negate_field_filter && !in_array($key, $field_filter) ||
$negate_field_filter && in_array($key, $field_filter)))
{
unset($fields[$key]);
}
}
// check if name refers to a single custom field --> show only that
if (($pos=strpos($form_name,self::$prefix)) !== false && // allow the prefixed name to be an array index too
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preg_match("/$this->prefix([^\]]+)/",$form_name,$matches) && isset($fields[$name=$matches[1]]))
{
$fields = array($name => $fields[$name]);
$value = array($this->prefix.$name => $value);
$singlefield = true;
$form_name = substr($form_name,0,-strlen("[$this->prefix$name]"));
}
if(!is_array($fields)) $fields = array();
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switch($type = $this->type)
{
case 'customfields-types':
foreach(self::$cf_types as $lname => $label)
{
$sel_options[$lname] = lang($label);
$fields_with_vals[]=$lname;
}
$link_types = egw_link::app_list();
ksort($link_types);
foreach($link_types as $lname => $label) $sel_options[$lname] = '- '.$label;
self::$transformation['type'][$type]['sel_options'] = $sel_options;
self::$transformation['type'][$type]['no_lang'] = true;
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return parent::beforeSendToClient($cname);
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case 'customfields-list':
foreach(array_reverse($fields) as $lname => $field)
{
if (!empty($this->attrs['sub-type']) && !empty($field['type2']) && strpos(','.$field['type2'].',',','.$type2.',') === false) continue; // not for our content type//
if (isset($value[$this->prefix.$lname]) && $value[$this->prefix.$lname] !== '') //break;
{
$fields_with_vals[]=$lname;
}
//$stop_at_field = $name;
}
break;
default:
foreach(array_reverse($fields) as $lname => $field)
{
$fields_with_vals[]=$lname;
}
}
if($fields != $customfields)
{
// This widget has different settings from global
$this->setElementAttribute($form_name, 'customfields', $fields);
}
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parent::beforeSendToClient($cname);
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// Re-format date custom fields from Y-m-d
foreach($fields as $fname => $field)
{
if($field['type'] == 'date' && self::$request->content[self::$prefix.$fname])
{
self::$request->content[self::$prefix.$fname] = strtotime(self::$request->content[self::$prefix.$fname]);
}
}
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}
/**
* Validate input
*
* Following attributes get checked:
* - needed: value must NOT be empty
* - min, max: int and float widget only
* - maxlength: maximum length of string (longer strings get truncated to allowed size)
* - preg: perl regular expression incl. delimiters (set by default for int, float and colorpicker)
* - int and float get casted to their type
*
* @param string $cname current namespace
* @param array $content
* @param array &$validated=array() validated content
*/
public function validate($cname, array $content, &$validated=array())
{
if (!$this->is_readonly($cname))
{
if($this->id)
{
$form_name = self::form_name($cname, $this->id);
}
else
{
$form_name = self::GLOBAL_ID;
}
$value_in = self::get_array($content, $form_name);
if(is_array($value_in)) {
foreach($value_in as $field => $value)
{
if ((string)$value === '' && $this->attrs['needed'])
{
self::set_validation_error($form_name,lang('Field must not be empty !!!'),'');
}
$valid =& self::get_array($validated, $this->id ? $form_name : $field, true);
$valid = implode(',',$value);
error_log(__METHOD__."() $form_name $field: ".array2string($value).' --> '.array2string($value));
}
}
}
}
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}