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egroupware_official/admin/inc/class.admin_import_groups_csv.inc.php
2012-01-25 19:25:47 +00:00

301 lines
8.0 KiB
PHP

<?php
/**
* eGroupWare
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package admin
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright Nathan Gray
* @version $Id: $
*/
/**
* class import_csv for admin (groups)
*/
class admin_import_groups_csv implements importexport_iface_import_plugin {
private static $plugin_options = array(
'fieldsep', // char
'charset', // string
'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 which could be done to data entries
*/
protected static $actions = array( 'none', 'update', 'create', 'delete');
/**
* conditions for actions
*
* @var array
*/
protected static $conditions = array( 'exists' );
/**
* @var definition
*/
private $definition;
/**
* @var bool
*/
private $dry_run = false;
/**
* 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 ) {
$import_csv = new importexport_import_csv( $_stream, array(
'fieldsep' => $_definition->plugin_options['fieldsep'],
'charset' => $_definition->plugin_options['charset'],
));
$this->definition = $_definition;
// dry run?
$this->dry_run = isset( $_definition->plugin_options['dry_run'] ) ? $_definition->plugin_options['dry_run'] : false;
// set FieldMapping.
$import_csv->mapping = $_definition->plugin_options['field_mapping'];
// set FieldConversion
$import_csv->conversion = $_definition->plugin_options['field_conversion'];
//check if file has a header lines
if ( isset( $_definition->plugin_options['num_header_lines'] ) && $_definition->plugin_options['num_header_lines'] > 0) {
$import_csv->skip_records($_definition->plugin_options['num_header_lines']);
} elseif(isset($_definition->plugin_options['has_header_line']) && $_definition->plugin_options['has_header_line']) {
// First method is preferred
$import_csv->skip_records(1);
}
// Start counting successes
$count = 0;
$this->results = array();
// Failures
$this->errors = array();
while ( $record = $import_csv->get_record() ) {
$success = false;
// don't import empty records
if( count( array_unique( $record ) ) < 2 ) continue;
importexport_import_csv::convert($record, admin_egw_group_record::$types, 'admin');
if ( $_definition->plugin_options['conditions'] ) {
foreach ( $_definition->plugin_options['conditions'] as $condition ) {
switch ( $condition['type'] ) {
// exists
case 'exists' :
$accounts = array();
// Skip the search if the field is empty
if($record[$condition['string']] !== '') {
$accounts = $GLOBALS['egw']->accounts->search(array(
'type' => 'groups',
'query' => $record[$condition['string']],
'query_type' => $condition['string']
));
}
// Search looks in the given field, but doesn't do an exact match
foreach ( (array)$accounts as $key => $account )
{
if($account[$condition['string']] != $record[$condition['string']]) unset($accounts[$key]);
}
if ( is_array( $accounts ) && count( $accounts ) >= 1 ) {
$account = current($accounts);
// apply action to all contacts matching this exists condition
$action = $condition['true'];
foreach ( (array)$accounts as $account ) {
// Read full account, and copy needed info for accounts->save()
$account = $GLOBALS['egw']->accounts->read($account['account_id']);
$record['account_id'] = $account['account_id'];
$record['account_firstname'] = $account['account_firstname'];
$record['account_lastname'] = $account['account_lastname'];
$success = $this->action( $action['action'], $record, $import_csv->get_current_position() );
}
} else {
$action = $condition['false'];
$success = ($this->action( $action['action'], $record, $import_csv->get_current_position() ));
}
break;
// not supported action
default :
die('condition / action not supported!!!');
break;
}
if ($action['last']) break;
}
} else {
// unconditional insert
$success = $this->action( 'insert', $record, $import_csv->get_current_position() );
}
if($success) $count++;
}
return $count;
}
/**
* perform the required action
*
* @param int $_action one of $this->actions
* @param array $_data contact data for the action
* @return bool success or not
*/
private function action ( $_action, $_data, $record_num = 0 ) {
switch ($_action) {
case 'none' :
return true;
case 'update' :
case 'create' :
if(count($_data['account_members']) < 1) {
$this->errors[$record_num] = lang('You must select at least one group member.');
return false;
}
$command = new admin_cmd_edit_group($_action == 'create' ? false : $_data['account_lid'], $_data);
if($this->dry_run) {
$this->results[$_action]++;
return true;
}
try {
$command->run();
} catch (Exception $e) {
$this->errors[$record_num] = $e->getMessage();
return false;
}
$this->results[$_action]++;
return true;
default:
throw new egw_exception('Unsupported action');
}
}
/**
* returns translated name of plugin
*
* @return string name
*/
public static function get_name() {
return lang('Group CSV import');
}
/**
* returns translated (user) description of plugin
*
* @return string descriprion
*/
public static function get_description() {
return lang("Creates / updates user groups from CSV file");
}
/**
* retruns file suffix(s) plugin can handle (e.g. csv)
*
* @return string suffix (comma seperated)
*/
public static function get_filesuffix() {
return 'csv';
}
/**
* 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 warnings that were encountered during importing
* Maximum of one warning message per record, but you can concatenate them 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;
}
} // end of iface_export_plugin
?>