mirror of
https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-04 05:39:28 +00:00
SimonGschnell
395 lines
14 KiB
PHP
395 lines
14 KiB
PHP
<?php
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/**
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* Copyright (C) 2024 fhcomplete.org
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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
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* the Free Software Foundation, either version 3 of the License, or
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* (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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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if (! defined('BASEPATH')) exit('No direct script access allowed');
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class Stundenplan extends FHCAPI_Controller
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{
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/**
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* Object initialization
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*/
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public function __construct()
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{
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parent::__construct([
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'getRoomplan' => self::PERM_LOGGED,
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'Stunden' => self::PERM_LOGGED,
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'Reservierungen' => self::PERM_LOGGED,
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'getStundenplan' => self::PERM_LOGGED,
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'getLehreinheitStudiensemester' => self::PERM_LOGGED,
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]);
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$this->load->library('LogLib');
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$this->loglib->setConfigs(array(
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'classIndex' => 5,
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'functionIndex' => 5,
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'lineIndex' => 4,
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'dbLogType' => 'API', // required
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'dbExecuteUser' => 'RESTful API'
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));
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$this->load->library('form_validation');
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//load models
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$this->load->model('ressource/Stundenplan_model', 'StundenplanModel');
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$this->load->model('ressource/Reservierung_model', 'ReservierungModel');
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}
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//------------------------------------------------------------------------------------------------------------------
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// Public methods
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/**
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* fetches Stunden layout from database
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* @access public
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*
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*/
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public function Stunden()
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{
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$this->load->model('ressource/Stunde_model', 'StundeModel');
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$stunden = $this->StundeModel->load();
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$stunden = $this->getDataOrTerminateWithError($stunden);
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$this->terminateWithSuccess($stunden);
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}
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/**
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* fetches room events from a certain date
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* @access public
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*
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*/
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public function getRoomplan()
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{
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// form validation
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$this->load->library('form_validation');
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$this->form_validation->set_data($_GET);
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$this->form_validation->set_rules('ort_kurzbz',"Ort","required");
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$this->form_validation->set_rules('start_date',"start_date","required");
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$this->form_validation->set_rules('end_date',"end_date","required");
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if($this->form_validation->run() === FALSE) $this->terminateWithValidationErrors($this->form_validation->error_array());
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// storing the get parameter in local variables
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$ort_kurzbz = $this->input->get('ort_kurzbz', TRUE);
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$start_date = $this->input->get('start_date', TRUE);
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$end_date = $this->input->get('end_date', TRUE);
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$roomplan_data = $this->StundenplanModel->stundenplanGruppierung($this->StundenplanModel->getRoomQuery($ort_kurzbz, $start_date, $end_date));
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$roomplan_data = $this->getDataOrTerminateWithError($roomplan_data);
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$this->expand_object_information($roomplan_data);
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$this->terminateWithSuccess($roomplan_data);
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}
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/**
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* fetches stundenplan events from a UID and start/end date
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* @access public
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*
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*/
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//TODO: getStundenplan fuer Mitarbeiter anpassen
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public function getStundenplan(){
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$this->load->model('ressource/Mitarbeiter_model','MitarbeiterModel');
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$this->load->model('organisation/Studiensemester_model','StudiensemesterModel');
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$this->load->model('education/Studentlehrverband_model', 'StudentlehrverbandModel');
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$this->load->model('person/Benutzergruppe_model','BenutzergruppeModel');
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// form validation
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$this->load->library('form_validation');
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$this->form_validation->set_data($_GET);
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$this->form_validation->set_rules('start_date', "start_date", "required");
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$this->form_validation->set_rules('end_date', "end_date", "required");
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if ($this->form_validation->run() === FALSE)
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$this->terminateWithValidationErrors($this->form_validation->error_array());
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// storing the get parameter in local variables
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$start_date = $this->input->get('start_date', TRUE);
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$end_date = $this->input->get('end_date', TRUE);
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$student_uid = getAuthUID();
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// check if authUID is mitarbeiter
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$is_mitarbeiter = getData($this->MitarbeiterModel->isMitarbeiter($student_uid));
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if($is_mitarbeiter)
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{
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$this->terminateWithError("Not possible to look at the Student Calendar as a Mitarbeiter");
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}
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if(is_null($student_uid))
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{
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$this->terminateWithError("No UID");
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}
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// gets all studiensemester from the student from start_date to end_date
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$semester_range = $this->StudiensemesterModel->getByDate($start_date,$end_date);
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$semester_range = array_map(
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function($sem)
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{
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return $sem->studiensemester_kurzbz;
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},
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$this->getDataOrTerminateWithError($semester_range)
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);
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// if no studiensemester is found for the given timespan, get the nearest studiensemester
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if(count($semester_range) == 0)
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{
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$aktuelle_studiensemester = $this->StudiensemesterModel->getNearest();
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$aktuelle_studiensemester = $this->getDataOrTerminateWithError($aktuelle_studiensemester);
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if (count($aktuelle_studiensemester) == 0) {
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$this->terminateWithError("No aktuelles semester");
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}
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$aktuelle_studiensemester = current($aktuelle_studiensemester)->studiensemester_kurzbz;
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// push aktuelles semester in active semester array
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array_push($semester_range, $aktuelle_studiensemester);
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}
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$this->sortStudienSemester($semester_range);
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//semester des Studenten ermitteln
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if (defined('LVPLAN_LOAD_UEBER_SEMESTERHAELFTE') && LVPLAN_LOAD_UEBER_SEMESTERHAELFTE === true)
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{
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// get next studiensemester
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$next_studiensemester = $this->StudiensemesterModel->getNextFrom($semester_range[(count($semester_range)-1)]);
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$next_studiensemester = $this->getDataOrTerminateWithError($next_studiensemester);
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if(count($next_studiensemester) == 0)
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{
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$this->terminateWithError("No next semester");
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}
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$next_studiensemester = current($next_studiensemester)->studiensemester_kurzbz;
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//push next semester in active semester array
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array_push($semester_range, $next_studiensemester);
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$this->sortStudienSemester($semester_range);
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// get previous studiensemester
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$previous_studiensemester = $this->StudiensemesterModel->getPreviousFrom($semester_range[0]);
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$previous_studiensemester = $this->getDataOrTerminateWithError($previous_studiensemester);
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if (count($previous_studiensemester) == 0) {
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$this->terminateWithError("No previous semester");
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}
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$previous_studiensemester = current($previous_studiensemester)->studiensemester_kurzbz;
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// push previous semester in active semester array
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array_push($semester_range, $previous_studiensemester);
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$this->sortStudienSemester($semester_range);
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}
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else
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{
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$nearest_studiensemester = $this->StudiensemesterModel->getNearestFrom($semester_range[(count($semester_range)-1)]);
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$nearest_studiensemester = $this->getDataOrTerminateWithError($nearest_studiensemester);
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if (count($nearest_studiensemester) == 0) {
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$this->terminateWithError("No nearest semester");
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}
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$nearest_studiensemester = current($nearest_studiensemester)->studiensemester_kurzbz;
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// push nearest semester in active semester array
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array_push($semester_range, $nearest_studiensemester);
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$this->sortStudienSemester($semester_range);
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}
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// getting the gruppen_kurzbz of the student in the different studiensemester
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$benutzer_gruppen = [];
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foreach($semester_range as $semester)
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{
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// for each active semester query the benutzer_gruppen associated to the semester
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$benutzer_query = $this->BenutzergruppeModel->execReadOnlyQuery("
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SELECT * FROM tbl_benutzergruppe where uid = ? AND studiensemester_kurzbz = ?",[$student_uid, $semester]);
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$benutzer_query_result = $this->getDataOrTerminateWithError($benutzer_query);
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$benutzer_gruppen[$semester] = array_map(function($item){ return "'".$item->gruppe_kurzbz. "'";}, $benutzer_query_result);
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}
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$student_lehrverband = [];
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foreach($semester_range as $semester)
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{
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// for each active semester query the student_lehrverband associated to the semester
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$lehrverband_query = $this->BenutzergruppeModel->execReadOnlyQuery("
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SELECT * FROM tbl_studentlehrverband where student_uid = ? AND studiensemester_kurzbz = ?", [$student_uid, $semester]);
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$lehrverband_query_result = $this->getDataOrTerminateWithError($lehrverband_query);
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$student_lehrverband[$semester] = array_map(
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function ($item)
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{
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$result = new stdClass();
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$result->studiengang_kz = $item->studiengang_kz;
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$result->semester = $item->semester;
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$result->verband = $item->verband;
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$result->gruppe = $item->gruppe;
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return $result;
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},
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$lehrverband_query_result);
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}
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$studienSemesterDateRanges=[];
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foreach($semester_range as $semester){
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$semester_start_ende = $this->StudiensemesterModel->getStartEndeFromStudiensemester($semester);
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$semester_start_ende = current($this->getDataOrTerminateWithError($semester_start_ende));
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$studienSemesterDateRanges[$semester] = $semester_start_ende;
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}
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$semester_range = $studienSemesterDateRanges;
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$stundenplan_data = $this->StundenplanModel->stundenplanGruppierung($this->StundenplanModel->getStundenplanQuery($start_date, $end_date, $semester_range, $benutzer_gruppen, $student_lehrverband));
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$stundenplan_data = $this->getDataOrTerminateWithError($stundenplan_data) ?? [];
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$this->expand_object_information($stundenplan_data);
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$this->terminateWithSuccess($stundenplan_data);
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}
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// gets the reservierungen of a room if the ort_kurzbz parameter is supplied otherwise gets the reservierungen of the stundenplan of a student
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public function Reservierungen($ort_kurzbz = null)
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{
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//form validation
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$this->load->library('form_validation');
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$this->form_validation->set_data($_GET);
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$this->form_validation->set_rules('start_date', "StartDate", "required");
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$this->form_validation->set_rules('end_date', "EndDate", "required");
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if($this->form_validation->run() == FALSE) $this->terminateWithValidationErrors($this->form_validation->error_array());
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// storing the get parameter in local variables
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$start_date = $this->input->get('start_date', TRUE);
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$end_date = $this->input->get('end_date', TRUE);
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// querying the reservierungen
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$reservierungen = $this->ReservierungModel->getReservierungen($start_date, $end_date, $ort_kurzbz);
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$reservierungen = $this->getDataOrTerminateWithError($reservierungen) ?? [];
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$this->expand_object_information($reservierungen);
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$this->terminateWithSuccess($reservierungen);
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}
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public function getLehreinheitStudiensemester($lehreinheit_id){
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$this->load->model('education/Lehreinheit_model', 'LehreinheitModel');
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$this->LehreinheitModel->addSelect(["studiensemester_kurzbz"]);
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$result = $this->LehreinheitModel->load($lehreinheit_id);
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$result = current($this->getDataOrTerminateWithError($result))->studiensemester_kurzbz;
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$this->terminateWithSuccess($result);
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}
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// ################# Private Functions
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private function expand_object_information($data){
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foreach ($data as $item)
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{
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$lektor_obj_array = array();
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$gruppe_obj_array = array();
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// load lektor object
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foreach ($item->lektor as $lv_lektor)
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{
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$this->StundenplanModel->addLimit(1);
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$lektor_object = $this->StundenplanModel->execReadOnlyQuery("
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SELECT mitarbeiter_uid, vorname, nachname, kurzbz
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FROM public.tbl_mitarbeiter
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JOIN public.tbl_benutzer benutzer ON benutzer.uid = mitarbeiter_uid
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JOIN public.tbl_person person ON person.person_id = benutzer.person_id
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WHERE kurzbz = ?", [$lv_lektor]);
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if (isError($lektor_object)) {
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$this->show_error(getError($lektor_object));
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}
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$lektor_object = $this->getDataOrTerminateWithError($lektor_object);
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if(count($lektor_object) == 0)
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{
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$this->terminateWithError("No lektor object");
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}
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$lektor_object = current($lektor_object);
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// only provide needed information of the mitarbeiter object
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$lektor_obj_array[] = $lektor_object;
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}
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// load gruppe object
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foreach ($item->gruppe as $lv_gruppe)
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{
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$lv_gruppe = strtr($lv_gruppe, ['(' => '', ')' => '', '"' => '']);
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$lv_gruppe_array = explode(",", $lv_gruppe);
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list($gruppe, $verband, $semester, $studiengang_kz, $gruppen_kuerzel) = $lv_gruppe_array;
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$lv_gruppe_object = new stdClass();
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$lv_gruppe_object->gruppe = $gruppe;
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$lv_gruppe_object->verband = $verband;
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$lv_gruppe_object->semester = $semester;
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$lv_gruppe_object->studiengang_kz = $studiengang_kz;
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$lv_gruppe_object->kuerzel = $gruppen_kuerzel;
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$gruppe_obj_array[] = $lv_gruppe_object;
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}
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$item->gruppe = $gruppe_obj_array;
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$item->lektor = $lektor_obj_array;
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}
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}
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// function used to sort an array of studiensemester strings
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private function sortStudienSemester(&$semester_range){
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usort(
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$semester_range,
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function($first,$second)
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{
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$sem_first = null;
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$year_first = null;
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$match_first = null;
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$sem_second = null;
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$year_second = null;
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$match_second = null;
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preg_match('/([WS]+)([0-9]+)/',$first,$match_first);
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preg_match('/([WS]+)([0-9]+)/',$second,$match_second);
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$sem_first = $match_first[1];
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$year_first = intval($match_first[2]);
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$sem_second = $match_second[1];
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$year_second = intval($match_second[2]);
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if($year_first < $year_second)
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{
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return -1;
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}
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else if($year_first > $year_second)
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{
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return 1;
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}
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else if($year_first == $year_second && $sem_first > $sem_second)
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{
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return 1;
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}
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else if($year_first == $year_second && $sem_first < $sem_second)
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{
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return -1;
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}
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return 0;
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}
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);
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}
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}
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