forked from extern/egroupware
387 lines
9.1 KiB
PHP
387 lines
9.1 KiB
PHP
<?php
|
|
/**
|
|
* EGroupWare iCal import plugin
|
|
*
|
|
* @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 $Id$
|
|
*/
|
|
|
|
use \EGroupware\Api;
|
|
|
|
/**
|
|
* 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 warnings
|
|
*/
|
|
protected $warnings = array();
|
|
|
|
/**
|
|
* 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;
|
|
$calendar_ical->setSupportedFields('file', '');
|
|
if($this->dry_run)
|
|
{
|
|
// No real dry run for iCal
|
|
echo lang("No preview for iCal");
|
|
return;
|
|
}
|
|
// switch off notifications by default
|
|
$plugin_options = $_definition->plugin_options;
|
|
if(!array_key_exists('no_notification', $_definition->plugin_options))
|
|
{
|
|
$plugin_options['no_notification'] = true;
|
|
$_definition->plugin_options = $plugin_options;
|
|
}
|
|
|
|
// Set owner, if not set will be null (current user)
|
|
$owner = $plugin_options['cal_owner'];
|
|
if(is_array($owner))
|
|
{
|
|
$owner = array_pop($owner);
|
|
}
|
|
|
|
// Purge
|
|
if($plugin_options['empty_before_import'])
|
|
{
|
|
$remove_past = new Api\DateTime();
|
|
$remove_future = new Api\DateTime();
|
|
$plugin_options = array_merge(array('remove_past' => 100, 'remove_future' => 365), $plugin_options);
|
|
foreach(array('remove_past', 'remove_future') as $date)
|
|
{
|
|
${$date}->add((($date == 'remove_past' ? -1 : 1) * (int)$plugin_options[$date]) . ' days');
|
|
}
|
|
$this->purge_calendar(
|
|
$owner,
|
|
array('from' => $remove_past, 'to' => $remove_future),
|
|
$plugin_options['no_notification']
|
|
);
|
|
}
|
|
|
|
$calendar_ical->event_callback = array($this, 'event_callback');
|
|
|
|
// User wants conflicting events to not be imported
|
|
if($_definition->plugin_options['skip_conflicts'])
|
|
{
|
|
$calendar_ical->conflict_callback = array($this, 'conflict_warning');
|
|
}
|
|
if (!$calendar_ical->importVCal($_stream, -1,null,false,0,'',$owner,null,null,$_definition->plugin_options['no_notification']))
|
|
{
|
|
$this->errors[] = lang('Error: importing the iCal');
|
|
}
|
|
else
|
|
{
|
|
$this->results['imported'] += $calendar_ical->events_imported;
|
|
}
|
|
|
|
return $calendar_ical->events_imported;
|
|
}
|
|
|
|
/**
|
|
* Do some modification on each event
|
|
*/
|
|
public function event_callback(&$event)
|
|
{
|
|
// Check & apply value overrides
|
|
foreach((array)$this->definition->plugin_options['override_values'] as $field => $settings)
|
|
{
|
|
$event[$field] = $settings['value'];
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Add a warning message about conflicting events
|
|
*
|
|
* @param int $record_num Current record index
|
|
* @param Array $conflicts List of found conflicting events
|
|
*/
|
|
public function conflict_warning(&$event, &$conflicts)
|
|
{
|
|
$warning = EGroupware\Api\DateTime::to($event['start']) . ' ' . $event['title'] . ' ' . lang('Conflicts') . ':';
|
|
foreach($conflicts as $conflict)
|
|
{
|
|
$warning .= "<br />\n" . EGroupware\Api\DateTime::to($conflict['start']) . "\t" . $conflict['title'];
|
|
}
|
|
$this->warnings[] = $warning;
|
|
|
|
// iCal will always count as imported, even if it wasn't
|
|
$this->results['imported'] -= 1;
|
|
|
|
$this->results['skipped']++;
|
|
}
|
|
|
|
/**
|
|
* Empty the calendar before importing
|
|
*
|
|
* @param string $owner
|
|
* @param array|string $timespan
|
|
*/
|
|
protected function purge_calendar($owner, $timespan, $skip_notification)
|
|
{
|
|
if(!$owner)
|
|
{
|
|
$owner = $GLOBALS['egw_info']['user']['account_id'];
|
|
}
|
|
if(!is_array($timespan))
|
|
{
|
|
$timespan = importexport_helper_functions::date_rel2abs($timespan);
|
|
}
|
|
if (!$timespan)
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Get events in timespan
|
|
$events = $this->bo->search(array(
|
|
'start' => $timespan['from'],
|
|
'end' => $timespan['to'],
|
|
'users' => $owner,
|
|
'num_rows' => -1
|
|
));
|
|
|
|
// Delete
|
|
foreach($events as $event)
|
|
{
|
|
$result = $this->bo->delete($event['id'], $event['recur_date'], true, $skip_notification);
|
|
if($result)
|
|
{
|
|
$this->results['deleted']++;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* returns translated name of plugin
|
|
*
|
|
* @return string name
|
|
*/
|
|
public static function get_name() {
|
|
return lang('Calendar iCal import');
|
|
}
|
|
|
|
/**
|
|
* returns translated (user) description of plugin
|
|
*
|
|
* @return string descriprion
|
|
*/
|
|
public static function get_description() {
|
|
return lang("Imports events into your Calendar from an iCal File.");
|
|
}
|
|
|
|
/**
|
|
* retruns file suffix(s) plugin can handle (e.g. csv)
|
|
*
|
|
* @return string suffix (comma seperated)
|
|
*/
|
|
public static function get_filesuffix() {
|
|
return 'ics';
|
|
}
|
|
|
|
/**
|
|
* return etemplate components for options.
|
|
* @abstract We can't deal with etemplate objects here, as an uietemplate
|
|
* objects itself are scipt orientated and not "dialog objects"
|
|
*
|
|
* @return array (
|
|
* name => string,
|
|
* content => array,
|
|
* sel_options => array,
|
|
* preserv => array,
|
|
* )
|
|
*/
|
|
public function get_options_etpl(importexport_definition &$definition=null)
|
|
{
|
|
return array(
|
|
'name' => 'calendar.import_ical',
|
|
'content' => array(
|
|
'file_type' => 'ical',
|
|
'charset' => $GLOBALS['egw_info']['user']['preferences']['common']['csv_charset'],
|
|
'cal_owner' => $definition->plugin_options['cal_owner'] ?? $GLOBALS['egw_info']['user']['account_id']
|
|
),
|
|
'sel_options' => array(
|
|
'charset' => Api\Translation::get_installed_charsets()
|
|
),
|
|
'preserv' => array()
|
|
);
|
|
}
|
|
|
|
/**
|
|
* returns etemplate name for slectors of this plugin
|
|
*
|
|
* @return string etemplate name
|
|
*/
|
|
public function get_selectors_etpl() {
|
|
// lets do it!
|
|
}
|
|
|
|
/**
|
|
* Filter while importing
|
|
*
|
|
* The only one currently supported is purge range, nothing on actual fields
|
|
*
|
|
* @see importexport_helper_functions::get_filter_fields
|
|
*
|
|
* @param array $fields
|
|
*/
|
|
public function get_filter_fields(&$fields) {
|
|
$fields = array(
|
|
'purge' => array(
|
|
'type' => 'date',
|
|
'name' =>'purge',
|
|
'label'=>'Empty target calendar before importing',
|
|
'empty_label' => 'No'
|
|
)
|
|
);
|
|
}
|
|
/**
|
|
* Get the class name for the egw_record to use
|
|
*
|
|
* @return string;
|
|
*/
|
|
public static function get_egw_record_class()
|
|
{
|
|
return 'calendar_egw_record';
|
|
}
|
|
/**
|
|
* Returns warnings that were encountered during importing
|
|
* Maximum of one warning message per record, but you can append if you need to
|
|
*
|
|
* @return Array (
|
|
* record_# => warning message
|
|
* )
|
|
*/
|
|
public function get_warnings() {
|
|
return $this->warnings;
|
|
}
|
|
|
|
/**
|
|
* 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;
|
|
}
|
|
} |