mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-07-23 01:42:17 +00:00
This commit is contained in:
Andreas Österreicher
@@ -0,0 +1,463 @@
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<?php
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/* Copyright (C) 2006 Technikum-Wien
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation; either version 2 of the
|
||||
* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* 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.
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||||
*
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||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
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||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
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*
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* Authors: Christian Paminger <christian.paminger@technikum-wien.at>,
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* Andreas Oesterreicher <andreas.oesterreicher@technikum-wien.at> and
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* Rudolf Hangl <rudolf.hangl@technikum-wien.at>.
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*/
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/*
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* requires moodle_course.class.php
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*/
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class moodle_user
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{
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var $conn;
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var $conn_moodle;
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var $errormsg;
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var $log=''; //log message fuer Syncro
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var $sync_create=0; //anzahl der durchgefuehrten zuteilungen beim syncro
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var $mdl_user_id;
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var $mdl_user_username;
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// **********************************************
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// * moodle_user
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// * @param $conn Connection zur Vilesci DB
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// * $conn_moodle Connection zur Moodle DB
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// **********************************************
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function moodle_user($conn, $conn_moodle)
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{
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$this->conn = $conn;
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$this->conn_moodle = $conn_moodle;
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$qry = "SET CLIENT_ENCODING TO 'LATIN9';";
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pg_query($this->conn_moodle, $qry);
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}
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function loaduser($uid)
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{
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$qry = "SELECT * FROM public.mdl_user WHERE username='".addslashes($uid)."'";
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if($result = pg_query($this->conn_moodle, $qry))
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{
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if($row = pg_fetch_object($result))
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{
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$this->mdl_user_id = $row->id;
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$this->mdl_user_username = $row->username;
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return true;
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}
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else
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{
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$this->errormsg = 'User wurde nicht gefunden: '.$uid;
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return false;
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}
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}
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else
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{
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$this->errormsg = 'Fehler beim Laden des Users';
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return false;
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}
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}
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// ************************************************
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// * Synchronisiert die Lektoren der Lehreinheiten
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// * mit denen des Moodle Kurses
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// * @param $mdl_course_id ID des MoodleKurses
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// * @return true wenn ok, false wenn Fehler
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// ************************************************
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function sync_lektoren($mdl_course_id)
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{
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//Mitarbeiter laden die zu diesem Kurs zugeteilt sind
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$qry = "SELECT
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mitarbeiter_uid
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FROM
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lehre.tbl_lehreinheitmitarbeiter JOIN lehre.tbl_moodle USING(lehreinheit_id)
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WHERE
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mdl_course_id='".addslashes($mdl_course_id)."'
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UNION
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SELECT
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mitarbeiter_uid
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FROM
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lehre.tbl_lehreinheitmitarbeiter JOIN lehre.tbl_lehreinheit USING(lehreinheit_id)
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JOIN lehre.tbl_moodle USING(lehrveranstaltung_id)
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WHERE
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tbl_lehreinheit.studiensemester_kurzbz=tbl_moodle.studiensemester_kurzbz
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AND mdl_course_id='".addslashes($mdl_course_id)."'";
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$mitarbeiter='';
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if($result_ma = pg_query($this->conn, $qry))
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{
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//Context des Kurses holen
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$mdlcourse = new moodle_course($this->conn, $this->conn_moodle);
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if(!$mdlcourse->getContext(50, $mdl_course_id))
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{
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$this->errormsg = 'Fehler beim Laden des Contexts';
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return false;
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}
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while($row_ma = pg_fetch_object($result_ma))
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{
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//MoodleID des Users holen bzw ggf neu anlegen
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if(!$this->loaduser($row_ma->mitarbeiter_uid))
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{
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//User anlegen
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if(!$this->createUser($row_ma->mitarbeiter_uid))
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{
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$this->errormsg = "Fehler beim Anlegen des Users $row_ma->mitarbeiter_uid: $this->errormsg";
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return false;
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}
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else
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$this->errormsg = '';
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}
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if($mitarbeiter!='')
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$mitarbeiter.=',';
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$mitarbeiter.=$this->mdl_user_id;
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//Nachschauen ob dieser Lektor bereits zugeteilt ist
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$qry = "SELECT 1 FROM public.mdl_role_assignments
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WHERE
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userid='".addslashes($this->mdl_user_id)."' AND
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contextid='".addslashes($mdlcourse->mdl_context_id)."'";
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if($result = pg_query($this->conn_moodle, $qry))
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{
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if(pg_num_rows($result)==0)
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{
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//Mitarbeiter ist noch nicht zugeteilt.
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if($this->createZuteilung($this->mdl_user_id, $mdlcourse->mdl_context_id, 3))
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{
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$this->log.="\nerzeuge Lektoren-Zuteilung für User $this->mdl_user_id zum Context $mdlcourse->mdl_context_id";
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$this->sync_create++;
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}
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else
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$this->log.="\nFehler beim Anlegen der Lektoren-Zuteilung: $this->errormsg";
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}
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}
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else
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{
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$this->errormsg = 'Fehler beim Auslesen der Rollen';
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return false;
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}
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}
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//Lektoren loeschen die nicht mehr zugeordnet sind
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/* Derzeit werden zugeteilte Personen nicht geloescht
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$qry = "SELECT * FROM mdl_role_assignments
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WHERE
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contextid='".addslashes($mdlcourse->mdl_context_id)."' AND
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userid NOT in ($mitarbeiter)";
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if($result = pg_query($this->conn_moodle, $qry))
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{
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while($row = pg_fetch_object($result))
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{
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$this->deleteZuteilung($row->userid, $mdlcourse->mdl_context_id);
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}
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}
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else
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{
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$this->errormsg = 'Fehler beim Ermitteln der Lektoren die nicht mehr zugeteilt sind';
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return false;
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}
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*/
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return true;
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}
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else
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{
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$this->errormsg = 'Fehler beim Ermitteln der Zugeteilten Lektoren';
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return false;
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}
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}
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// ************************************************
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// * Synchronisiert die Studenten der Lehreinheiten
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// * mit denen des Moodle Kurses
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// * @param $mdl_course_id ID des MoodleKurses
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// * @return true wenn ok, false wenn Fehler
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// ************************************************
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function sync_studenten($mdl_course_id)
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{
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//Studentengruppen laden die zu diesem Kurs zugeteilt sind
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$qry = "SELECT
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studiengang_kz, semester, verband, gruppe, gruppe_kurzbz, tbl_moodle.studiensemester_kurzbz
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FROM
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lehre.tbl_lehreinheitgruppe JOIN lehre.tbl_moodle USING(lehreinheit_id)
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WHERE
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mdl_course_id='".addslashes($mdl_course_id)."'
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UNION
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SELECT
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studiengang_kz, semester, verband, gruppe, gruppe_kurzbz, tbl_moodle.studiensemester_kurzbz
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FROM
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lehre.tbl_lehreinheitgruppe JOIN lehre.tbl_lehreinheit USING(lehreinheit_id)
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JOIN lehre.tbl_moodle USING(lehrveranstaltung_id)
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WHERE
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tbl_lehreinheit.studiensemester_kurzbz=tbl_moodle.studiensemester_kurzbz
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AND mdl_course_id='".addslashes($mdl_course_id)."'";
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$studenten='';
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if($result_std = pg_query($this->conn, $qry))
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{
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//Context des Kurses holen
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$mdlcourse = new moodle_course($this->conn, $this->conn_moodle);
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if(!$mdlcourse->getContext(50, $mdl_course_id))
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{
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$this->errormsg = 'Fehler beim Laden des Contexts';
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return false;
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}
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while($row_std = pg_fetch_object($result_std))
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{
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//Studenten dieser Gruppe holen
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if($row_std->gruppe_kurzbz=='') //LVB Gruppe
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{
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$qry = "SELECT
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distinct student_uid
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FROM
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public.tbl_studentlehrverband
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WHERE
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studiensemester_kurzbz='$row_std->studiensemester_kurzbz' AND
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studiengang_kz = '$row_std->studiengang_kz' AND
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semester = '$row_std->semester'";
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if(trim($row_std->verband)!='')
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{
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$qry.=" AND verband = '$row_std->verband'";
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if(trim($row_std->gruppe)!='')
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{
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$qry.=" AND gruppe = '$row_std->gruppe'";
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}
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}
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}
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else //Spezialgruppe
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{
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$qry = "SELECT
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distinct uid as student_uid
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FROM
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public.tbl_benutzergruppe
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WHERE
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gruppe_kurzbz='$row_std->gruppe_kurzbz' AND
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studiensemester_kurzbz='$row_std->studiensemester_kurzbz'
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";
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}
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if($result_user = pg_query($this->conn, $qry))
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{
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while($row_user = pg_fetch_object($result_user))
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{
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//MoodleID des Users holen bzw ggf neu anlegen
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if(!$this->loaduser($row_user->student_uid))
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{
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//User anlegen
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if(!$this->createUser($row_user->student_uid))
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{
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$this->errormsg = "Fehler beim Anlegen des Users $row_user->student_uid: $this->errormsg";
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return false;
|
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}
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else
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$this->errormsg = '';
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}
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if($studenten!='')
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$studenten.=',';
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$studenten.=$this->mdl_user_id;
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//Nachschauen ob dieser Student bereits zugeteilt ist
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$qry = "SELECT 1 FROM public.mdl_role_assignments
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WHERE
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userid='".addslashes($this->mdl_user_id)."' AND
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contextid='".addslashes($mdlcourse->mdl_context_id)."'";
|
||||
if($result = pg_query($this->conn_moodle, $qry))
|
||||
{
|
||||
if(pg_num_rows($result)==0)
|
||||
{
|
||||
//Student ist noch nicht zugeteilt.
|
||||
|
||||
if($this->createZuteilung($this->mdl_user_id, $mdlcourse->mdl_context_id, 5))
|
||||
{
|
||||
$this->log.="\nerzeuge Studenten-Zuteilung für User $this->mdl_user_id zum Context $mdlcourse->mdl_context_id";
|
||||
$this->sync_create++;
|
||||
}
|
||||
else
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||||
$this->log.="\nFehler beim Anlegen der Studenten-Zuteilung: $this->errormsg";
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Auslesen der Rollen';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//Studenten loeschen die nicht mehr zugeordnet sind
|
||||
/* Derzeit werden zugeteilte Personen nicht geloescht
|
||||
$qry = "SELECT * FROM mdl_role_assignments
|
||||
WHERE
|
||||
contextid='".addslashes($mdlcourse->mdl_context_id)."' AND
|
||||
userid NOT in ($studenten)";
|
||||
|
||||
if($result = pg_query($this->conn_moodle, $qry))
|
||||
{
|
||||
while($row = pg_fetch_object($result))
|
||||
{
|
||||
$this->deleteZuteilung($row->userid, $mdlcourse->mdl_context_id);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Ermitteln der Studenten die nicht mehr zugeteilt sind';
|
||||
return false;
|
||||
}
|
||||
*/
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Ermitteln der Zugeteilten Studenten';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// ************************************************
|
||||
// * wenn $var '' ist wird "null" zurueckgegeben
|
||||
// * wenn $var !='' ist werden datenbankkritische
|
||||
// * Zeichen mit backslash versehen und das Ergebnis
|
||||
// * unter Hochkomma gesetzt.
|
||||
// ************************************************
|
||||
function addslashes($var)
|
||||
{
|
||||
return ($var!=''?"'".addslashes($var)."'":'null');
|
||||
}
|
||||
|
||||
// ********************************************
|
||||
// * Legt einen User im Moodle an
|
||||
// * @param $uid UID der Person die angelegt werden soll
|
||||
// * @return true wenn ok, false wenn Fehler
|
||||
// ********************************************
|
||||
function createUser($uid)
|
||||
{
|
||||
$qry = "SELECT uid, vorname, nachname FROM campus.vw_benutzer WHERE uid='".addslashes($uid)."'";
|
||||
if($result = pg_query($this->conn, $qry))
|
||||
{
|
||||
if($row = pg_fetch_object($result))
|
||||
{
|
||||
$username = $row->uid;
|
||||
$vorname = $row->vorname;
|
||||
$nachname = $row->nachname;
|
||||
|
||||
$qry = "BEGIN; INSERT INTO public.mdl_user(auth, username, idnumber, firstname, lastname, email, mnethostid, confirmed, lang)
|
||||
VALUES('ldap', ".
|
||||
$this->addslashes($username).", ".
|
||||
$this->addslashes($username).",".
|
||||
$this->addslashes($vorname).",".
|
||||
$this->addslashes($nachname).",".
|
||||
$this->addslashes($username.'@'.DOMAIN).", 1, 1, 'de_utf8');";
|
||||
|
||||
if(pg_query($this->conn_moodle, $qry))
|
||||
{
|
||||
$qry ="SELECT currval('mdl_user_id_seq') as id;";
|
||||
if($result = pg_query($this->conn_moodle, $qry))
|
||||
{
|
||||
if($row = pg_fetch_object($result))
|
||||
{
|
||||
pg_query($this->conn_moodle, 'COMMIT;');
|
||||
$this->mdl_user_id = $row->id;
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
pg_query($this->conn_moodle,'ROLLBACK');
|
||||
$this->errormsg = 'Fehler beim Lesen der Sequence';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
pg_query($this->conn_moodle,'ROLLBACK');
|
||||
$this->errormsg = 'Fehler beim Lesen der Sequence';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
pg_query($this->conn_moodle,'ROLLBACK');
|
||||
$this->errormsg = 'Fehler beim Anlegen des Users';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'User wurde nicht gefunden: '.$uid;
|
||||
return false;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Laden des Users';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// *********************************************
|
||||
// * Teilt den User mit der ID $mdl_user_id zum
|
||||
// * Kurs mit der ContextID $mdl_context_id zu.
|
||||
// * @param $mdl_user_id Moodle ID des Users
|
||||
// * $mdl_context_id ContextID des Kurses
|
||||
// * $role Rolle der Zuteilung (1=Admin/3=Lektor/5=Student)
|
||||
// * @return true wenn ok, false wenn Fehler
|
||||
// *********************************************
|
||||
function createZuteilung($mdl_user_id, $mdl_context_id, $role)
|
||||
{
|
||||
$qry = "INSERT INTO public.mdl_role_assignments(roleid, contextid, userid)
|
||||
VALUES(".
|
||||
$this->addslashes($role).",".
|
||||
$this->addslashes($mdl_context_id).",".
|
||||
$this->addslashes($mdl_user_id).");";
|
||||
|
||||
if(pg_query($this->conn_moodle, $qry))
|
||||
{
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Speichern der Zuteilung';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
// *************************************************
|
||||
// * Loescht die Zuteilung eines Users zu einem Kurs
|
||||
// * @param $mdl_user_id MoodleID des Users
|
||||
// * $mdl_context_id ContextID des Users
|
||||
// * @return true wenn ok, false wenn Fehler
|
||||
// *************************************************
|
||||
function deleteZuteilung($mdl_user_id, $mdl_context_id)
|
||||
{
|
||||
$qry = "DELETE FROM public.mdl_role_assignments
|
||||
WHERE userid='".addslashes($mdl_user_id)."' AND contextid='".addslashes($mdl_context_id)."'";
|
||||
if(pg_query($this->conn_moodle, $qry))
|
||||
return true;
|
||||
else
|
||||
{
|
||||
$this->errormsg = 'Fehler beim Loeschen der Zuteilung';
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user