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egroupware_official/calendar/inc/class.calendar_import_ical.inc.php
2011-03-14 20:58:28 +00:00

213 lines
4.6 KiB
PHP

<?php
/**
* eGroupWare
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package calendar
* @subpackage importexport
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray
* @version $Id$
*/
/**
* import ical for calendar
*/
class calendar_import_ical implements importexport_iface_import_plugin {
private static $plugin_options = array(
'fieldsep', // char
'charset', // string
'owner', // int
'update_cats', // string {override|add} overides record
// with cat(s) from csv OR add the cat from
// csv file to exeisting cat(s) of record
'num_header_lines', // int number of header lines
'field_conversion', // array( $csv_col_num => conversion)
'field_mapping', // array( $csv_col_num => adb_filed)
'conditions', /* => array containing condition arrays:
'type' => exists, // exists
'string' => '#kundennummer',
'true' => array(
'action' => update,
'last' => true,
),
'false' => array(
'action' => insert,
'last' => true,
),*/
);
/**
* actions wich could be done to data entries
*/
protected static $actions = array();
/**
* conditions for actions
*
* @var array
*/
protected static $conditions = array();
/**
* @var definition
*/
private $definition;
/**
* @var bo
*/
private $bo;
/**
* For figuring out if an entry has changed
*/
protected $tracking;
/**
* @var bool
*/
private $dry_run = false;
/**
* @var bool is current user admin?
*/
private $is_admin = false;
/**
* @var int
*/
private $user = null;
/**
* List of import errors
*/
protected $errors = array();
/**
* List of actions, and how many times that action was taken
*/
protected $results = array();
/**
* imports entries according to given definition object.
* @param resource $_stream
* @param string $_charset
* @param definition $_definition
*/
public function import( $_stream, importexport_definition $_definition ) {
$this->definition = $_definition;
// user, is admin ?
$this->user = $GLOBALS['egw_info']['user']['account_id'];
// dry run?
$this->dry_run = isset( $_definition->plugin_options['dry_run'] ) ? $_definition->plugin_options['dry_run'] : false;
// fetch the addressbook bo
$this->bo= new calendar_boupdate();
// Failures
$this->errors = array();
@set_time_limit(0); // try switching execution time limit off
$calendar_ical = new calendar_ical;
$calendar_ical->setSupportedFields('file', '');
if (!$calendar_ical->importVCal(stream_get_contents($_stream)))
{
$this->errors[] = lang('Error: importing the iCal');
}
else
{
$this->results['imported'] = $calendar_ical->events_imported;
}
return $calendar_ical->events_imported;
}
/**
* returns translated name of plugin
*
* @return string name
*/
public static function get_name() {
return lang('Calendar iCal import');
}
/**
* returns translated (user) description of plugin
*
* @return string descriprion
*/
public static function get_description() {
return lang("Imports events into your Calendar from an iCal File.");
}
/**
* retruns file suffix(s) plugin can handle (e.g. csv)
*
* @return string suffix (comma seperated)
*/
public static function get_filesuffix() {
return 'ics';
}
/**
* return etemplate components for options.
* @abstract We can't deal with etemplate objects here, as an uietemplate
* objects itself are scipt orientated and not "dialog objects"
*
* @return array (
* name => string,
* content => array,
* sel_options => array,
* preserv => array,
* )
*/
public function get_options_etpl() {
// lets do it!
}
/**
* returns etemplate name for slectors of this plugin
*
* @return string etemplate name
*/
public function get_selectors_etpl() {
// lets do it!
}
/**
* Returns errors that were encountered during importing
* Maximum of one error message per record, but you can append if you need to
*
* @return Array (
* record_# => error message
* )
*/
public function get_errors() {
return $this->errors;
}
/**
* Returns a list of actions taken, and the number of records for that action.
* Actions are things like 'insert', 'update', 'delete', and may be different for each plugin.
*
* @return Array (
* action => record count
* )
*/
public function get_results() {
return $this->results;
}
} // end of iface_export_plugin
?>