ldapsaisie/public_html/includes/class/class.LSimport.php

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<?php
/*******************************************************************************
* Copyright (C) 2007 Easter-eggs
* http://ldapsaisie.labs.libre-entreprise.org
*
* Author: See AUTHORS file in top-level directory.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
******************************************************************************/
LSsession::loadLSclass('LSioFormat');
/**
* Manage Import LSldapObject
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*/
class LSimport {
/**
* Check if the form was posted by check POST data
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval boolean true if the form was posted, false otherwise
*/
public static function isSubmit() {
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if (isset($_POST['validate']) && ($_POST['validate']=='LSimport'))
return true;
return;
}
/**
* Retrieve the post file
*
* @retval mixed The path of the temporary file, false on error
*/
public static function getPostFile() {
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if (is_uploaded_file($_FILES['importfile']['tmp_name'])) {
$fp = fopen($_FILES['importfile']['tmp_name'], "r");
$buf = fread($fp, filesize($_FILES['importfile']['tmp_name']));
fclose($fp);
$tmp_file = LS_TMP_DIR.'importfile'.'_'.rand().'.tmp';
if (move_uploaded_file($_FILES['importfile']['tmp_name'],$tmp_file)) {
LSsession :: addTmpFile($buf,$tmp_file);
}
return $tmp_file;
}
return false;
}
/**
* Retreive POST data
*
* This method retrieve and format POST data.
*
* The POST data are return as an array containing :
* - LSobject : The LSobject type if this import
* - ioFormat : The IOformat name choose by user
* - justTry : Boolean defining wether the user has chosen to enable
* just try mode (no modification)
* - updateIfExists : Boolean defining wether the user has chosen to
* allow update on existing object.
* - importfile : The path of the temporary file to import
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval mixed Array of POST data, false on error
*/
public static function getPostData() {
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if (isset($_REQUEST['LSobject']) && isset($_POST['ioFormat'])) {
$file=self::getPostFile();
if ($file) {
return array (
'LSobject' => $_REQUEST['LSobject'],
'ioFormat' => $_POST['ioFormat'],
'justTry' => ($_POST['justTry']=='yes'),
'updateIfExists' => ($_POST['updateIfExists']=='yes'),
'importfile' => $file
);
}
}
return False;
}
/**
* Import objects form POST data
*
* This method retreive, validate and import POST data.
*
* If import could start, the return value is an array :
*
*
* array (
* 'imported' => array (
* '[object1 dn]' => '[object1 display name]',
* '[object2 dn]' => '[object2 display name]',
* [...]
* ),
* 'updated' => array (
* '[object3 dn]' => '[object3 display name]',
* '[object4 dn]' => '[object4 display name]',
* [...]
* ),
* 'errors' => array (
* array (
* 'data' => array ([object data as read from source file]),
* 'errors' => array (
* 'globals' => array (
* // Global error of this object importation that not
* // concerning only one attribute)
* ),
* 'attrs' => array (
* '[attr1]' => array (
* '[error 1]',
* '[error 2]',
* [...]
* )
* )
* )
* ),
* [...]
* )
* )
*
* @author Benjamin Renard <brenard@easter-eggs.com>
*
* @retval boolean Array of the import result, false on error
*/
public static function importFromPostData() {
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// Get data from $_POST
$data=self::getPostData();
if (is_array($data)) {
LSdebug($data,1);
// Load LSobject
if (!isset($data['LSobject']) || LSsession::loadLSobject($data['LSobject'])) {
$LSobject=$data['LSobject'];
// Validate ioFormat
$object = new $LSobject();
if($object -> isValidIOformat($data['ioFormat'])) {
// Create LSioFormat object
$ioFormat = new LSioFormat($LSobject,$data['ioFormat']);
if ($ioFormat -> ready()) {
// Load data in LSioFormat object
if ($ioFormat -> loadFile($data['importfile'])) {
LSdebug('file loaded');
$return=array(
'imported' => array(),
'updated' => array(),
);
// Retreive object from ioFormat
$objectsData=$ioFormat -> getAll();
$objectsInError=array();
LSdebug($objectsData);
// Browse inputed objects
foreach($objectsData as $objData) {
$globalErrors=array();
// Instanciate an LSobject
$object = new $LSobject();
// Instanciate a creation LSform
$form = $object -> getForm('create');
// Set form data from inputed data
if ($form -> setPostData($objData,true)) {
// Validate form
if ($form -> validate()) {
// Validate data (just validate)
if ($object -> updateData('create',True)) {
LSdebug('Data is correct, retreive object DN');
$dn = $object -> getDn();
if ($dn) {
// Check if object already exists
$entry=LSldap::getLdapEntry($dn);
if ($entry===False) {
LSdebug('New object, perform creation');
if ($data['justTry'] || $object -> updateData('create')) {
LSdebug('Object '.$object -> getDn().' imported');
$return['imported'][$object -> getDn()]=$object -> getDisplayName();
continue;
}
else {
LSdebug('Failed to updateData on : '.print_r($objData,True));
$globalErrors[]=_('Error creating object on LDAP server.');
}
}
// This object already exist, check 'updateIfExists' mode
elseif ($data['updateIfExists']) {
LSdebug('Object exist, perform update');
// Restart import in update mode
// Instanciate a new LSobject and load data from it's DN
$object = new $LSobject();
if ($object -> loadData($dn)) {
// Instanciate a modify form
$form = $object -> getForm('modify');
// Set form data from inputed data
if ($form -> setPostData($objData,true)) {
// Validate form
if ($form -> validate()) {
// Update data on LDAP server
if ($data['justTry'] || $object -> updateData('modify')) {
LSdebug('Object '.$object -> getDn().' updated');
$return['updated'][$object -> getDn()]=$object -> getDisplayName();
continue;
}
else {
LSdebug('Failed to updateData (modify) on : '.print_r($objData,True));
$globalErrors[]=_('Error updating object on LDAP server.');
}
}
else {
LSdebug('Failed to validate update form on : '.print_r($objData,True));
LSdebug('Form errors : '.print_r($form->getErrors(),True));
$globalErrors[]=_('Error validating update form.');
}
}
else {
LSdebug('Failed to setPostData on update form : '.print_r($objData,True));
$globalErrors[]=_('Failed to set post data on update form.');
}
}
else {
LSdebug('Failed to load data of '.$dn);
$globalErrors[]=getFData(_("Failed to load existing object %{dn} from LDAP server. Can't update object."));
}
}
else {
LSdebug('Object '.$dn.' already exist');
$globalErrors[]=getFData(_('An object already exist on LDAP server with DN %{dn}.'),$dn);
}
}
else {
$globalErrors[]=_('Failed to generate DN for this object.');
}
}
else {
$globalErrors[]=_('Failed to validate object data.');
}
}
else {
LSdebug('Failed to validate form on : '.print_r($objData,True));
LSdebug('Form errors : '.print_r($form->getErrors(),True));
$globalErrors[]=_('Error validating creation form.');
}
}
else {
LSdebug('Failed to setPostData on : '.print_r($objData,True));
$globalErrors[]=_('Failed to set post data on creation form.');
}
$objectsInError[]=array(
'data' => $objData,
'errors' => array (
'globals' => $globalErrors,
'attrs' => $form->getErrors()
)
);
}
$return['errors']=$objectsInError;
return $return;
}
}
else {
LSerror :: addErrorCode('LSimport_04');
}
}
else {
LSerror :: addErrorCode('LSimport_03',$data['ioFormat']);
}
}
else {
LSerror :: addErrorCode('LSimport_02');
}
}
else {
LSerror :: addErrorCode('LSimport_01');
}
return False;
}
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}
/*
* LSimport_implodeValues template function
*
* This function permit to implode field values during
* template processing. This function take as parameters
* (in $params) :
* - $values : the field's values to implode
*
* @param[in] $params The template function parameters
* @param[in] $template Smarty object
*
* @retval void
**/
function LSimport_implodeValues($params, $template) {
extract($params);
if (isset($values) && is_array($values)) {
echo implode(',',$values);
}
}
LStemplate :: registerFunction('LSimport_implodeValues','LSimport_implodeValues');
LSerror :: defineError('LSimport_01',
_("LSimport : Post data not found or not completed.")
);
LSerror :: defineError('LSimport_02',
_("LSimport : object type invalid.")
);
LSerror :: defineError('LSimport_03',
_("LSimport : input/output format %{format} invalid.")
);
LSerror :: defineError('LSimport_04',
_("LSimport : Fail to initialize input/output driver")
);