forked from extern/egroupware
480 lines
14 KiB
PHP
480 lines
14 KiB
PHP
<?php
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/**
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* eGroupWare
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package importexport
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* @link http://www.egroupware.org
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* @author Nathan Gray
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* @copyright Nathan Gray
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* @version $Id: class.importexport_import_ui.inc.php 27222 2009-06-08 16:21:14Z ralfbecker $
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*/
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/**
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* userinterface for admins to schedule imports or exports using async services
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*
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*/
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class importexport_schedule_ui {
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public $public_functions = array(
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'index' => true,
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'edit' => true,
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);
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protected static $template;
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public function __construct() {
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$this->template = new etemplate();
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}
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public function index($content = array()) {
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foreach($content['scheduled'] as $row)
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{
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if($row['delete']) {
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$key = key($row['delete']);
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ExecMethod('phpgwapi.asyncservice.cancel_timer', $key);
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}
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}
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$async_list = ExecMethod('phpgwapi.asyncservice.read', 'importexport%');
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$data = array();
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if(is_array($async_list)) {
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foreach($async_list as $id => $async) {
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if(is_array($async['data']['errors'])) {
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$processed_errors = array();
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foreach($async['data']['errors'] as $target => $errors)
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{
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$processed_errors[] = array(
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'target' => (is_numeric($target) ? '' : $target),
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'error' => implode("\n", (array)$errors)
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);
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}
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$async['data']['errors'] = $processed_errors;
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}
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$results = array();
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foreach((array)$async['data']['result'] as $target => $result)
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{
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$results[] = array(
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'target' => $target,
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'result' => implode("\n",(array)$result)
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);
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}
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if($results)
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{
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$async['data']['result'] = $results;
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}
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if(is_numeric($async['data']['record_count'])) {
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$async['data']['record_count'] = lang('%1 records processed', $async['data']['record_count']);
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}
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$data['scheduled'][] = array_merge($async['data'], array(
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'id' => $id,
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'next' => $async['next'],
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'times' => str_replace("\n", '', print_r($async['times'], true)),
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));
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}
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array_unshift($data['scheduled'], false);
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}
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$sel_options = self::get_select_options($data);
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$this->template->read('importexport.schedule_index');
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$GLOBALS['egw_info']['flags']['app_header'] = lang('Schedule import / export');
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$this->template->exec('importexport.importexport_schedule_ui.index', $data, $sel_options, $readonlys, $preserve);
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}
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public function edit($content = array()) {
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$id = $_GET['id'] ? $_GET['id'] : $content['id'];
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$definition_id = $_GET['definition'];
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unset($content['id']);
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$data = $content;
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// Deal with incoming
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if($content['save'] && self::check_target($content) === true) {
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unset($content['save']);
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ExecMethod('phpgwapi.asyncservice.cancel_timer', $id);
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$id = self::generate_id($content);
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$schedule = $content['schedule'];
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// Async sometimes changes minutes to an array - keep what user typed
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$content['min'] = $schedule['min'];
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unset($content['schedule']);
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// Remove any left blank
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foreach($schedule as $key => &$value) {
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if($value == '') unset($schedule[$key]);
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}
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$result = ExecMethod2('phpgwapi.asyncservice.set_timer',
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$schedule,
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$id,
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'importexport.importexport_schedule_ui.exec',
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$content
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);
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if($result) {
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$GLOBALS['egw']->js->set_onload('window.opener.location.reload(); self.close();');
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} else {
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$data['message'] = lang('Unable to schedule');
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unset($id);
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}
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}
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if($id) {
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$preserve['id'] = $id;
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$async = ExecMethod('phpgwapi.asyncservice.read', $id);
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if(is_array($async[$id]['data'])) {
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$data += $async[$id]['data'];
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$data['schedule'] = $async[$id]['times'];
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// Async sometimes changes minutes to an array - show user what they typed
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if(is_array($data['schedule']['min'])) $data['schedule']['min'] = $data['min'];
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} else {
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$data['message'] = lang('Schedule not found');
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}
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} else {
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$data['type'] = $content['type'] ? $content['type'] : 'import';
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if((int)$definition_id) {
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$bo = new importexport_definitions_bo();
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$definition = $bo->read($definition_id);
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if($definition['definition_id']) {
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$data['type'] = $definition['type'];
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$data['appname'] = $definition['application'];
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$data['plugin'] = $definition['plugin'];
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$data['definition'] = $definition['name'];
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}
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}
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}
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if($data['target'] && $data['type']) {
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$file_check = self::check_target($data);
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if($file_check !== true) $data['message'] .= ($data['message'] ? "\n" . $file_check : $file_check);
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}
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$data['no_delete_files'] = $data['type'] != 'import';
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$sel_options = self::get_select_options($data);
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$GLOBALS['egw']->js->validate_file('.','importexport','importexport');
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$GLOBALS['egw_info']['flags']['app_header'] = lang('Schedule import / export');
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$this->template->read('importexport.schedule_edit');
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$this->template->exec('importexport.importexport_schedule_ui.edit', $data, $sel_options, $readonlys, $preserve, 2);
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}
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/**
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* Get options for select boxes
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*/
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public static function get_select_options(Array $data) {
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$options = array(
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'type' => array(
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'import' => lang('import'),
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'export' => lang('export')
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)
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);
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(array)$apps = importexport_helper_functions::get_apps($data['type'] ? $data['type'] : 'all');
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if(count($apps)) {
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$options['appname'] = array('' => lang('Select one')) + array_combine($apps,$apps);
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}
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$plugins = importexport_helper_functions::get_plugins($data['appname'] ? $data['appname'] : 'all', $data['type']);
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if(is_array($plugins)) {
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foreach($plugins as $appname => $types) {
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if(!is_array($types[$data['type']])) continue;
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foreach($types[$data['type']] as $key => $title) {
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$options['plugin'][$key] = $title;
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}
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}
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}
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$options['definition'] = array();
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if($data['file'] && !is_array($data['file'])) {
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$extension = substr($data['file'], -3);
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}
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// If the query isn't started with something, bodefinitions won't load the definitions
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$query = array();
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$query['type'] = $data['type'];
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$query['application'] = $data['application'];
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$query['plugin'] = $data['plugin'];
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$definitions = new importexport_definitions_bo($query);
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foreach ((array)$definitions->get_definitions() as $identifier) {
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try {
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$definition = new importexport_definition($identifier);
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} catch (Exception $e) {
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// permission error
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continue;
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}
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if ($title = $definition->get_title()) {
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$options['definition'][$title] = $title;
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}
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unset($definition);
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}
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unset($definitions);
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return $options;
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}
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/**
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* Generate a async key
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*/
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public static function generate_id($data) {
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$query = array(
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'name' => $data['definition']
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);
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$definitions = new importexport_definitions_bo($query);
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$definition_list = ((array)$definitions->get_definitions());
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$id = 'importexport.'.$definition_list[0].'.'.$data['target'];
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return $id;
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}
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/**
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* Get plugins via ajax
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*/
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public function ajax_get_plugins($type, $appname, &$response = null) {
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if($response) {
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$return = false;
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} else {
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$response = new xajaxResponse();
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}
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$options = self::get_select_options(array('type' => $type, 'appname'=>$appname));
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$response->addScript("clear_options('exec[plugin]');");
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$response->addScript("selectbox_add_option('exec[plugin]','".lang('Select...')."', '',false);");
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if(is_array($options['plugin'])) {
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foreach ($options['plugin'] as $value => $title) {
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$response->addScript("selectbox_add_option('exec[plugin]','$title', '$value',false);");
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}
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}
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if(count($options['plugin']) == 1) {
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$response->assign('exec[plugin]','value',$value);
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} else {
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$response->addScript("xajax_doXMLHTTP('importexport.importexport_schedule_ui.ajax_get_definitions', '$appname', document.getElementById('exec[plugin]').value);");
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}
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return $response->getXML();
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}
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/**
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* Get definitions via ajax
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*/
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public function ajax_get_definitions($appname, $plugin) {
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$options = self::get_select_options(array('appname'=>$appname, 'plugin'=>$plugin));
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$response = new xajaxResponse();
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$response->addScript("clear_options('exec[definition]');");
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$response->addScript("selectbox_add_option('exec[definition]','".lang('Select...')."', '',false);");
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if(is_array($options['definition'])) {
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foreach ($options['definition'] as $value => $title) {
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$response->addScript("selectbox_add_option('exec[definition]','$title', '$value',false);");
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}
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}
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if(count($options['definition']) == 1) {
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$response->assign('exec[definition]','value',$value);
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} else {
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$response->addScript("document.getElementById('exec[definition]').value = ''");
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}
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return $response->getXML();
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}
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/**
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* Check that the target is valid for the type (readable or writable)
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* and that they're not trying to write directly to the filesystem
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*
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* $data should contain target & type
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*/
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public static function check_target(Array $data) {
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$scheme = parse_url($data['target'], PHP_URL_SCHEME);
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if($scheme == '' || $scheme == 'file') {
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return 'Direct file access not allowed';
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}
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if($scheme == vfs_stream_wrapper::SCHEME && !in_array(vfs_stream_wrapper::SCHEME, stream_get_wrappers())) {
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stream_wrapper_register(vfs_stream_wrapper::SCHEME, 'vfs_stream_wrapper', STREAM_IS_URL);
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}
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if ($data['type'] == 'import' && ($scheme == egw_vfs::SCHEME && !egw_vfs::is_readable($data['target']) ||
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$scheme != egw_vfs::SCHEME && !is_readable($data['target'])))
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{
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return lang('%1 is not readable',$data['target']);
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}
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elseif ($data['type'] == 'export' && !self::is__writable($data['target'])) {
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return lang('%1 is not writable',$data['target']);
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}
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return true;
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}
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/**
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* Writable that checks the folder too, in case the file does not exist yet
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* http://ca3.php.net/manual/en/function.is-writable.php#73596
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*
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* @param path Path to check
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*/
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private static function is__writable($path) {
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if ($path{strlen($path)-1}=='/') // recursively return a temporary file path
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return is__writable($path.uniqid(mt_rand()).'.tmp');
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else if (is_dir($path))
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return is__writable($path.'/'.uniqid(mt_rand()).'.tmp');
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// check tmp file for read/write capabilities
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$rm = file_exists($path);
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$f = fopen($path, 'a');
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if ($f===false)
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return false;
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fclose($f);
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if (!$rm)
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unlink($path);
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return true;
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}
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/**
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* Execute a scheduled import or export
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*/
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public static function exec($data) {
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ob_start();
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$data['record_count'] = 0;
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unset($data['errors']);
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unset($data['result']);
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$data['last_run'] = time();
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// check file
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$file_check = self::check_target($data);
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if($file_check !== true) {
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$data['errors'] = array($file_check=>'');
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// Update job with results
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self::update_job($data);
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fwrite(STDERR,'importexport_schedule: ' . date('c') . ": $file_check \n");
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return;
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}
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$definition = new importexport_definition($data['definition']);
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if( $definition->get_identifier() < 1 ) {
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$data['errors'] = array('Definition not found!');
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// Update job with results
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self::update_job($data);
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fwrite(STDERR,'importexport_schedule: ' . date('c') . ": Definition not found! \n");
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return;
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}
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$GLOBALS['egw_info']['flags']['currentapp'] = $definition->application;
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$po = new $definition->plugin;
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$type = $data['type'];
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if(is_dir($data['target']))
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{
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$dir = opendir($data['target']);
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$contents = array();
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while(false !== ($item = readdir($dir))) {
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$contents[] = $item;
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}
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closedir($dir);
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$targets = array_diff($contents, array('.','..'));
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foreach($targets as $key => &$target)
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{
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$target = $data['target'].'/'.$target;
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// Check modification time, make sure it's not currently being written
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// Skip files modified in the last 10 seconds
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$mod_time = filemtime($target);
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if($mod_time >= time() - 10)
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{
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$data['result'][$target] = lang('Skipped');
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unset($target[$key]);
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continue;
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}
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$files[$mod_time] = $target;
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}
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ksort($files);
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$targets = $files;
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unset($target); // Unset it, or it will be overwritten in loop below
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}
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else
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{
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$targets = array($data['target']);
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}
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foreach($targets as $target)
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{
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if($resource = fopen( $target, $data['type'] == 'import' ? 'r' : 'w' )) {
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$result = $po->$type( $resource, $definition );
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fclose($resource);
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} else {
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fwrite(STDERR,'importexport_schedule: ' . date('c') . ": Definition not found! \n");
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}
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if(method_exists($po, 'get_errors') && $po->get_errors()) {
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fwrite(STDERR, 'importexport_schedule: ' . date('c') . ": Import errors:\n#\tError\n");
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foreach($po->get_errors() as $record => $error) {
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$data['errors'][$target][] = "#$record: $error";
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fwrite(STDERR, "$record\t$error\n");
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}
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} else {
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unset($data['errors'][$target]);
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}
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if($po instanceof importexport_iface_import_plugin) {
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if(is_numeric($result)) {
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$data['record_count'] += $result;
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$data['result'][$target][] = lang('%1 records processed', $result);
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}
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$data['result'][$target] = array();
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foreach($po->get_results() as $action => $count) {
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$data['result'][$target][] = lang($action) . ": $count";
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}
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} else {
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$data['result'][$target] = $result;
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}
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}
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// Delete file?
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if($data['delete_files'] && $type == 'import' && !$data['errors'])
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{
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foreach($targets as $target)
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{
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if(unlink($target))
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{
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$data['result'][$target] .= "\n..." . lang('deleted');
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}
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else
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{
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$data['errors'][$target] .= "\n..." . lang('Unable to delete');
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}
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}
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}
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// Update job with results
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self::update_job($data);
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$contents = ob_get_contents();
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if($contents) {
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fwrite(STDOUT,'importexport_schedule: ' . date('c') . ": \n".$contents);
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}
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ob_end_clean();
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}
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private static function update_job($data) {
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$id = self::generate_id($data);
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$async = ExecMethod('phpgwapi.asyncservice.read', $id);
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$async = $async[$id];
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if(is_array($async)) {
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ExecMethod('phpgwapi.asyncservice.cancel_timer', $id);
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$result = ExecMethod2('phpgwapi.asyncservice.set_timer',
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$async['times'],
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$id,
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'importexport.importexport_schedule_ui.exec',
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$data
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);
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}
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return $result;
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}
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}
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?>
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