egroupware/addressbook/inc/class.addressbook_import_vcard.inc.php

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2012-09-18 17:09:48 +02:00
<?php
/**
* importexport plugin to import vCard files
*
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package importexport
* @link http://www.egroupware.org
* @author Nathan Gray
* @copyright 2012 Nathan Gray
* @version $Id$
*/
/**
* Plugin to import vCard files
*/
class addressbook_import_vcard implements importexport_iface_import_plugin {
private static $plugin_options = array(
'contact_owner'
);
/**
* actions wich could be done to data entries
*/
protected static $actions = array('insert');
/**
* conditions for actions
*
* @var array
*/
protected static $conditions = array( );
/**
* @var definition
*/
private $definition;
/**
* @var bocontacts
*/
private $bocontacts;
/**
* For figuring out if a contact has changed
*/
protected $tracking;
/**
* @var bool
*/
private $dry_run = false;
private $preview_records = array();
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/**
* @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->is_admin = isset( $GLOBALS['egw_info']['user']['apps']['admin'] ) && $GLOBALS['egw_info']['user']['apps']['admin'];
$this->user = $GLOBALS['egw_info']['user']['account_id'];
// set contact owner
$contact_owner = isset( $_definition->plugin_options['contact_owner'] ) ?
$_definition->plugin_options['contact_owner'] : $this->user;
// Import into importer's personal addressbook
if($contact_owner == 'personal')
{
$contact_owner = $this->user;
}
// dry run?
$this->dry_run = isset( $_definition->plugin_options['dry_run'] ) ? $_definition->plugin_options['dry_run'] : false;
// Needed for categories to work right
$GLOBALS['egw_info']['flags']['currentapp'] = 'addressbook';
// fetch the addressbook bo
$this->bocontacts = new addressbook_vcal();
$charset = $_definition->plugin_options['charset'];
if($charset == 'user') $charset = $GLOBALS['egw_info']['user']['preferences']['addressbook']['vcard_charset'];
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// Start counting successes
$this->current = 0;
$count = 0;
$this->results = array();
// Failures
$this->errors = array();
// Fix for Apple Addressbook
$vCard = preg_replace('/item\d\.(ADR|TEL|EMAIL|URL)/', '\1', stream_get_contents($_stream));
$contacts = new egw_ical_iterator($vCard, '', $charset, array($this, '_vcard'),array(
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// Owner (addressbook)
$contact_owner
));
$contacts->next();
while($contacts->valid()) {
$this->current++;
$contact = $contacts->current();
$this->action('insert', $contact, $this->current);
// Stop if we have enough records for a preview
if($this->dry_run)
{
$egw_record = new addressbook_egw_record();
$egw_record->set_record($contact);
$this->preview_records[] = $egw_record;
if($count >= $GLOBALS['egw_info']['user']['preferences']['common']['maxmatchs']) break;
}
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$count++;
$contacts->next();
}
return $count;
}
/**
* Changes a vcard object into egw data array
*/
public function _vcard($_vcard, $owner)
{
$charset = $_definition->plugin_options['charset'];
if($charset == 'user') $charset = $GLOBALS['egw_info']['user']['preferences']['addressbook']['vcard_charset'];
$record = $this->bocontacts->vcardtoegw($_vcard,$charset);
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$record['owner'] = $owner;
// Check that owner (addressbook) is allowed
if(!array_key_exists($record['owner'], $this->bocontacts->get_addressbooks()))
{
$this->errors[$this->current] = lang("Unable to import into %1, using %2",
common::grab_owner_name($record['owner']),
common::grab_owner_name($this->user)
);
$record['owner'] = $this->user;
}
// Do not allow owner == 0 (accounts) without an account_id
// It causes the contact to be filed as an account, and can't delete
if(!$record['owner'] && !$record['account_id'])
{
$record['owner'] = $this->user;
}
if (is_array($record['cat_id']))
{
$record['cat_id'] = implode(',',$this->bocontacts->find_or_add_categories($record['cat_id'], -1));
}
return $record;
}
/**
* 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' :
// Only update if there are changes
$old = $this->bocontacts->read($_data['id']);
// if we get countrycodes as countryname, try to translate them -> the rest should be handled by bo classes.
foreach(array('adr_one_', 'adr_two_') as $c_prefix) {
if (strlen(trim($_data[$c_prefix.'countryname']))==2) $_data[$c_prefix.'countryname'] = $GLOBALS['egw']->country->get_full_name(trim($_data[$c_prefix.'countryname']),$translated=true);
}
// Don't change a user account into a contact
if($old['owner'] == 0) {
unset($_data['owner']);
} elseif(!$this->definition->plugin_options['change_owner']) {
// Don't change addressbook of an existing contact
unset($_data['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) {
return true;
} else {
//error_log(__METHOD__.__LINE__.array2string($changed).' Old:'.$old['adr_one_countryname'].' ('.$old['adr_one_countrycode'].') New:'.$_data['adr_one_countryname'].' ('.$_data['adr_one_countryname'].')');
}
// Make sure n_fn gets updated
unset($_data['n_fn']);
// Fall through
case 'insert' :
if($_action == 'insert') {
// Addressbook backend doesn't like inserting with ID specified, it screws up the owner & etag
unset($_data['id']);
}
if(!isset($_data['org_name'])) {
// org_name is a trigger to update n_fileas
$_data['org_name'] = '';
}
if ( $this->dry_run ) {
//print_r($_data);
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$this->results[$_action]++;
return true;
} else {
$result = $this->bocontacts->save( $_data, $this->is_admin);
if(!$result) {
$this->errors[$record_num] = $this->bocontacts->error;
} else {
$this->results[$_action]++;
}
return $result;
}
default:
throw new egw_exception('Unsupported action: '. $_action);
}
}
public function preview( $_stream, importexport_definition $_definition )
{
$rows = array('h1'=>array(),'f1'=>array(),'.h1'=>'class=th');
// Set this so plugin doesn't do any data changes
$_definition->plugin_options = (array)$_definition->plugin_options + array('dry_run' => true);
$this->import($_stream, $_definition);
rewind($_stream);
// Get field labels
$rows['h1'] = $labels = $this->bocontacts->contact_fields;
$record_class = get_class($this->preview_records[0]);
foreach($this->preview_records as $i => $record)
{
// Convert to human-friendly
importexport_export_csv::convert($record,$record_class::$types,$_definition->application);
$record = $record->get_record_array();
$row = array();
foreach($labels as $field => $label)
{
$row[$field] = $record[$field];
// Don't scare users, do something with jpeg
if($field == 'jpegphoto' && $row[$field])
{
$row[$field] = '<img style="max-width:50px;max-height:50px;" src="data:image/jpeg;base64,'.$row[$field].'"/>';
}
unset($record[$field]);
}
$row += $record;
$rows[] = $row;
}
return html::table($rows);
}
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/**
* returns translated name of plugin
*
* @return string name
*/
public static function get_name() {
return lang('Addressbook vCard import');
}
/**
* returns translated (user) description of plugin
*
* @return string descriprion
*/
public static function get_description() {
return lang("Imports contacts into your Addressbook from a vCard File. ");
}
/**
* retruns file suffix(s) plugin can handle (e.g. csv)
*
* @return string suffix (comma seperated)
*/
public static function get_filesuffix() {
return 'vcf';
}
/**
* 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 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;
}
} // end of iface_export_plugin
?>