egroupware_official/timesheet/inc/class.timesheet_import_csv.inc.php

455 lines
13 KiB
PHP

<?php
/**
* eGroupWare
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package timesheet
* @subpackage importexport
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright 2011 Nathan Gray
* @version $Id$
*/
/**
* class import_csv for timesheet
*/
class timesheet_import_csv implements importexport_iface_import_plugin {
private static $plugin_options = array(
'fieldsep', // char
'charset', // string
'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,
),*/
);
public static $special_fields = array(
'addressbook' => 'Link to Addressbook, use nlast,nfirst[,org] or contact_id from addressbook',
'link_1' => '1. link: appname:appid the entry should be linked to, eg.: addressbook:123',
'link_2' => '2. link: appname:appid the entry should be linked to, eg.: addressbook:123',
'link_3' => '3. link: appname:appid the entry should be linked to, eg.: addressbook:123',
);
/**
* actions wich could be done to data entries
*/
protected static $actions = array( 'none', 'update', 'insert', 'delete', );
/**
* conditions for actions
*
* @var array
*/
protected static $conditions = array( 'exists' );
/**
* @var definition
*/
private $definition;
/**
* @var business object
*/
private $bo;
/**
* For figuring out if a record has changed
*/
protected $tracking;
/**
* @var bool
*/
private $dry_run = 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 ) {
$import_csv = new importexport_import_csv( $_stream, array(
'fieldsep' => $_definition->plugin_options['fieldsep'],
'charset' => $_definition->plugin_options['charset'],
));
$this->definition = $_definition;
$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 bo
$this->bo = new timesheet_bo();
// Get the tracker for changes
$this->tracking = new timesheet_tracking($this->bo);
// set FieldMapping.
$import_csv->mapping = $_definition->plugin_options['field_mapping'];
// set FieldConversion
$import_csv->conversion = $_definition->plugin_options['field_conversion'];
// Add extra conversions
$import_csv->conversion_class = $this;
//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);
}
// set Owner
$_definition->plugin_options['creator'] = isset( $_definition->plugin_options['creator'] ) ?
$_definition->plugin_options['creator'] : $this->user;
// Used to try to automatically match names to account IDs
$addressbook = new addressbook_so();
// For converting human-friendly lookups
$categories = new categories('timesheet');
$lookups = array(
'ts_status' => $bo->status_labels,
'cat_id' => $categories->return_sorted_array(0,False,'','','',true)
);
// 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;
// Automatically handle text categories without explicit translation
$record['cat_id'] = importexport_helper_functions::cat_name2id($record['cat_id']);
// Set creator, unless it's supposed to come from CSV file
if($_definition->plugin_options['creator_from_csv']) {
if(!is_numeric($record['ts_owner'])) {
$this->errors[$import_csv->get_current_position()] = lang(
'Invalid owner ID: %1. Might be a bad field translation. Used %2 instead.',
$record['ts_owner'],
$_definition->plugin_options['creator']
);
$record['ts_owner'] = $_definition->plugin_options['creator'];
}
} elseif ($_definition->plugin_options['creator']) {
$record['ts_owner'] = $_definition->plugin_options['creator'];
}
// Check account IDs
foreach(array('ts_owner','ts_modifier') as $field) {
if($record[$field] && !is_numeric($record[$field])) {
// Try an automatic conversion
$contact_id = self::addr_id($record[$field]);
if($contact_id) {
$contact = $addressbook->read($contact_id);
$account_id = $contact['account_id'];
} else {
$accounts = $GLOBALS['egw']->accounts->search(array('type' => 'both','query'=>$record[$field]));
if($accounts) $account_id = key($accounts);
}
if($account_id && common::grab_owner_name($account_id) == $record[$field]) {
$record[$field] = $account_id;
} else {
$this->errors[$import_csv->get_current_position()] = lang(
'Invalid field: %1 = %2, it needs to be a number.', $field, $record[$field]
);
continue 2;
}
}
}
// Lookups - from human friendly to integer
foreach(array_keys($lookups) as $field) {
if(!is_numeric($record[$field]) && $key = array_search($record[$field], $lookups[$field])) {
$record[$field] = $key;
}
}
// Special values
if ($record['addressbook'] && !is_numeric($record['addressbook']))
{
list($lastname,$firstname,$org_name) = explode(',',$record['addressbook']);
$record['addressbook'] = self::addr_id($lastname,$firstname,$org_name);
}
if ( $_definition->plugin_options['conditions'] ) {
foreach ( $_definition->plugin_options['conditions'] as $condition ) {
$results = array();
switch ( $condition['type'] ) {
// exists
case 'exists' :
if($record[$condition['string']]) {
$results = $this->bo->search(array($condition['string'] => $record[$condition['string']]));
}
if ( is_array( $results ) && count( array_keys( $results )) >= 1 ) {
// apply action to all records matching this exists condition
$action = $condition['true'];
foreach ( (array)$results as $result ) {
$record['ts_id'] = $result['ts_id'];
if ( $_definition->plugin_options['update_cats'] == 'add' ) {
if ( !is_array( $result['cat_id'] ) ) $result['cat_id'] = explode( ',', $result['cat_id'] );
if ( !is_array( $record['cat_id'] ) ) $record['cat_id'] = explode( ',', $record['cat_id'] );
$record['cat_id'] = implode( ',', array_unique( array_merge( $record['cat_id'], $result['cat_id'] ) ) );
}
$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 tracker data for the action
* @return bool success or not
*/
private function action ( $_action, $_data, $record_num = 0 ) {
$result = true;
switch ($_action) {
case 'none' :
return true;
case 'update' :
// Only update if there are changes
$old = $this->bo->read($_data['ts_id']);
if(!$this->definition->plugin_options['change_creator']) {
// Don't change creator of an existing ticket
unset($_data['ts_owner']);
}
// Merge to deal with fields not in import record
$_data = array_merge($old, $_data);
$changed = $this->tracking->changed_fields($_data, $old);
if(count($changed) == 0 && !$this->definition->plugin_options['update_timestamp']) {
break;
}
// Fall through
case 'insert' :
if ( $this->dry_run ) {
//print_r($_data);
$this->results[$_action]++;
break;
} else {
$result = $this->bo->save( $_data);
if($result) {
$this->errors[$record_num] = lang('Permissions error - %1 could not %2',
$GLOBALS['egw']->accounts->id2name($_data['owner']),
lang($_action)
) . $result;
} else {
$this->results[$_action]++;
$result = $this->bo->data['ts_id'];
}
break;
}
default:
throw new egw_exception('Unsupported action');
}
// Process some additional fields
if(!is_numeric($result)) {
return $result;
}
$_link_id = false;
foreach(self::$special_fields as $field => $desc) {
if(!$_data[$field]) continue;
// Links
if(strpos('link', $field) === 0) {
list($app, $id) = explode(':', $_data[$field]);
} else {
$app = $field;
$id = $_data[$field];
}
if ($app && $app_id) {
$link_id = egw_link::link('timesheet',$id,$app,$app_id);
}
}
return $result;
}
/**
* returns translated name of plugin
*
* @return string name
*/
public static function get_name() {
return lang('Timesheet CSV import');
}
/**
* returns translated (user) description of plugin
*
* @return string descriprion
*/
public static function get_description() {
return lang("Imports entries into the timesheet from a 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 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
// Extra conversion functions - must be static
public static function addr_id( $n_family,$n_given=null,$org_name=null ) {
// find in Addressbook, at least n_family AND (n_given OR org_name) have to match
static $contacts;
if (is_null($n_given) && is_null($org_name))
{
// Maybe all in one
list($n_family, $n_given, $org_name) = explode(',', $n_family);
}
$n_family = trim($n_family);
if(!is_null($n_given)) $n_given = trim($n_given);
if (!is_object($contacts))
{
$contacts =& CreateObject('phpgwapi.contacts');
}
if (!is_null($org_name)) // org_name given?
{
$org_name = trim($org_name);
$addrs = $contacts->read( 0,0,array('id'),'',"n_family=$n_family,n_given=$n_given,org_name=$org_name" );
if (!count($addrs))
{
$addrs = $contacts->read( 0,0,array('id'),'',"n_family=$n_family,org_name=$org_name",'','n_family,org_name');
}
}
if (!is_null($n_given) && (is_null($org_name) || !count($addrs))) // first name given and no result so far
{
$addrs = $contacts->search(array('n_family' => $n_family, 'n_given' => $n_given));
}
if (is_null($n_given) && is_null($org_name)) // just one name given, check against fn (= full name)
{
$addrs = $contacts->read( 0,0,array('id'),'',"n_fn=$n_family",'','n_fn' );
}
if (count($addrs))
{
return $addrs[0]['id'];
}
return False;
}
}
?>