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https://github.com/FH-Complete/FHC-Core.git
synced 2026-06-23 15:09:37 +00:00
Has been wrote the method getStudiengangStudienplan of controller Studiengang2
from the scratch to achieving better performances
This commit is contained in:
bison
@@ -15,6 +15,8 @@ if (!defined("BASEPATH")) exit("No direct script access allowed");
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class Studiengang2 extends APIv1_Controller
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{
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private static $PROPERTIES_SEPARATOR = "properties_separator";
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/**
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* Course API constructor.
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*/
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@@ -46,74 +48,119 @@ class Studiengang2 extends APIv1_Controller
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$this->response($this->StudiengangModel->getAllForBewerbung(), REST_Controller::HTTP_OK);
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}
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/**
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* Method getStudiengangStudienplan
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*/
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public function getStudiengangStudienplan()
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{
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// Getting HTTP GET parameters
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$studiensemester_kurzbz = $this->get("studiensemester_kurzbz");
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$ausbildungssemester = $this->get("ausbildungssemester");
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$aktiv = $this->get("aktiv");
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$onlinebewerbung = $this->get("onlinebewerbung");
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// If $studiensemester_kurzbz and $ausbildungssemester are present
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if (isset($studiensemester_kurzbz) && isset($ausbildungssemester))
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{
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$this->load->model("organisation/Studienplan_model", "StudienplanModel");
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$result = $this->StudienplanModel->addJoin("lehre.tbl_studienplan_semester", "studienplan_id");
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if ($result->error == EXIT_SUCCESS)
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$result = null; // return variable
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// Check & set
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if (!isset($aktiv)) $aktiv = "TRUE";
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if (!isset($onlinebewerbung)) $onlinebewerbung = "TRUE";
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// Join table public.tbl_studiengang with table lehre.tbl_studienordnung on column studiengang_kz
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$result = $this->StudiengangModel->addJoin("lehre.tbl_studienordnung", "studiengang_kz");
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if ($result->error == EXIT_SUCCESS) // If the API caller has the rights
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{
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$result = $this->StudienplanModel->addJoin("lehre.tbl_studienordnung", "studienordnung_id");
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if ($result->error == EXIT_SUCCESS)
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// Then join with table lehre.tbl_studienplan on column studienordnung_id
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$result = $this->StudiengangModel->addJoin("lehre.tbl_studienplan", "studienordnung_id");
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if ($result->error == EXIT_SUCCESS) // If the API caller has the rights
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{
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$this->StudienplanModel->addSelect("tbl_studienplan.*, lehre.tbl_studienordnung.studiengang_kz");
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$this->StudienplanModel->addOrder("lehre.tbl_studienordnung.studiengang_kz");
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if (!isset($aktiv)) $aktiv = "TRUE";
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if (!isset($onlinebewerbung)) $onlinebewerbung = "TRUE";
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$resultStudienplan = $this->StudienplanModel->loadWhere(
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array("semester" => $ausbildungssemester,
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"studiensemester_kurzbz" => $studiensemester_kurzbz)
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);
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if (is_object($resultStudienplan) && $resultStudienplan->error == EXIT_SUCCESS &&
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is_array($resultStudienplan->retval) && count($resultStudienplan->retval) > 0)
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// Then join with table lehre.tbl_studienplan_semester on column studienplan_id
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$result = $this->StudiengangModel->addJoin("lehre.tbl_studienplan_semester", "studienplan_id");
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if ($result->error == EXIT_SUCCESS) // If the API caller has the rights
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{
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$studiengangCount = 0;
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$prevStudiengang_kz = "";
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$studiengangArray = array();
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for ($i = 0; $i < count($resultStudienplan->retval); $i++)
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{
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if ($prevStudiengang_kz == $resultStudienplan->retval[$i]->studiengang_kz)
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{
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if (isset($studiengangArray[$studiengangCount - 1]) && is_array($studiengangArray[$studiengangCount - 1]->studienplaene))
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{
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array_push($studiengangArray[$studiengangCount - 1]->studienplaene, $resultStudienplan->retval[$i]);
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}
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}
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else
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{
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$resultStudiengang = $this->StudiengangModel->loadWhere(
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array("studiengang_kz" => $resultStudienplan->retval[$i]->studiengang_kz,
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"aktiv" => $aktiv,
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"onlinebewerbung" => $onlinebewerbung)
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);
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if (is_object($resultStudiengang) && $resultStudiengang->error == EXIT_SUCCESS &&
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is_array($resultStudiengang->retval) && count($resultStudiengang->retval) > 0)
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{
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$resultStudiengang->retval[0]->studienplaene = array($resultStudienplan->retval[$i]);
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$studiengangArray[$studiengangCount++] = $resultStudiengang->retval[0];
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}
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$prevStudiengang_kz = $resultStudienplan->retval[$i]->studiengang_kz;
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}
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}
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$result = $this->_success($studiengangArray);
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// Select all fields from table public.tbl_studiengang and table lehre.tbl_studienplan
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// The separator is used to keep data separated between table public.tbl_studiengang
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// and table lehre.tbl_studienplan (keep 'em separated!)
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$this->StudiengangModel->addSelect(
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"public.tbl_studiengang.*,
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'' as " . Studiengang2::$PROPERTIES_SEPARATOR . ",
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lehre.tbl_studienplan.*"
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);
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// Ordering by studiengang_kz and studienplan_id
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$this->StudiengangModel->addOrder("public.tbl_studiengang.studiengang_kz");
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$this->StudiengangModel->addOrder("lehre.tbl_studienplan.studienplan_id");
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// Execute the query
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$result = $this->StudiengangModel->loadWhere(array(
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"lehre.tbl_studienplan_semester.studiensemester_kurzbz" => $studiensemester_kurzbz,
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"lehre.tbl_studienplan_semester.semester" => $ausbildungssemester,
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"public.tbl_studiengang.aktiv" => $aktiv,
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"public.tbl_studiengang.onlinebewerbung" => $onlinebewerbung
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));
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}
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}
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}
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// If everything went ok...
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if (is_object($result) && $result->error == EXIT_SUCCESS &&
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is_array($result->retval) && count($result->retval) > 0)
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{
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$studiengangArray = array(); // Array that will contain all the studiengang
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$countReturnArray = 0; // Array counter
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$prevStudiengang_kz = null; // Previous studiengang key
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// Iterates the array that contains data from database
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for ($i = 0; $i < count($result->retval); $i++)
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{
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$objStudiengang = new stdClass(); // New object that represent a studiengang
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$objStudienplan = new stdClass(); // New object that represent a studienplan
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$separator = false;
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// Getting all the properties as an array, of an element of the array that
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// represents a single studiengang with its own studienplan
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foreach (get_object_vars($result->retval[$i]) as $key => $value)
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{
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// If the current element is the separator then ignore it!
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if ($key != Studiengang2::$PROPERTIES_SEPARATOR)
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{
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// Before the separator: studiengang
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if (!$separator)
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{
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$objStudiengang->{$key} = $value;
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}
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else // After the separator: studienplan
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{
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$objStudienplan->{$key} = $value;
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}
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}
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else
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{
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$separator = true;
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}
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}
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// If the current studiengang is the same as before, adds to it the studienplan
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if ($prevStudiengang_kz == $objStudiengang->studiengang_kz)
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{
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array_push($studiengangArray[$countReturnArray - 1]->studienplaene, $objStudienplan);
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}
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// Otherwise creates the property studienplaene and adds the first studienplan,
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// then adds the new studiengang to studiengangArray and sets prevStudiengang_kz
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else
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{
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$objStudiengang->studienplaene = array($objStudienplan);
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$studiengangArray[$countReturnArray++] = $objStudiengang;
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$prevStudiengang_kz = $objStudiengang->studiengang_kz;
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}
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}
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// Sets result with the standard success object that contains all the studiengang
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$result = $this->_success($studiengangArray);
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}
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$this->response($result, REST_Controller::HTTP_OK);
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}
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else
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@@ -121,125 +168,4 @@ class Studiengang2 extends APIv1_Controller
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$this->response();
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}
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}
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private function _getStudienplaene($studiengang_kz, $studiensemester_kurzbz, $ausbildungssemester)
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{
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$studienplaene = null;
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// Loading model for Studienplan
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$this->load->model("organisation/Studienplan_model", "StudienplanModel");
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$result = $this->StudienplanModel->addJoin("lehre.tbl_studienplan_semester", "studienplan_id");
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if ($result->error == EXIT_SUCCESS)
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{
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$result = $this->StudienplanModel->addJoin("lehre.tbl_studienordnung", "studienordnung_id");
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if ($result->error == EXIT_SUCCESS)
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{
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$this->StudienplanModel->addSelect("tbl_studienplan.*, lehre.tbl_studienordnung.studiengang_kz");
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$resultStudienplan = $this->StudienplanModel->loadWhere(array(
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"studiengang_kz" => $studiengang_kz,
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"semester" => $ausbildungssemester,
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"studiensemester_kurzbz" => $studiensemester_kurzbz
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));
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if (is_object($resultStudienplan) && $resultStudienplan->error == EXIT_SUCCESS &&
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is_array($resultStudienplan->retval))
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{
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$studienplaene = $resultStudienplan->retval;
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}
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}
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}
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return $studienplaene;
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}
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private function _getBewerbungstermine($studiengang_kz, $studiensemester_kurzbz)
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{
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$bewerbungstermine = null;
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// Loading model for Bewerbungstermine
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$this->load->model("crm/bewerbungstermine_model", "BewerbungstermineModel");
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$resultBewerbungstermine = $this->BewerbungstermineModel->loadWhere(array(
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"studiengang_kz" => $studiengang_kz,
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"studiensemester_kurzbz" => $studiensemester_kurzbz
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));
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if (is_object($resultBewerbungstermine) && $resultBewerbungstermine->error == EXIT_SUCCESS &&
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is_array($resultBewerbungstermine->retval))
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{
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$bewerbungstermine = $resultBewerbungstermine->retval;
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}
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return $bewerbungstermine;
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}
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private function _getReihungstests($studiengang_kz, $studiensemester_kurzbz)
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{
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$reihungstests = null;
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// Loading model for Reihungstests
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$this->load->model("crm/reihungstest_model", "ReihungstestModel");
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$resultReihungstests = $this->ReihungstestModel->loadWhere(array(
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"studiengang_kz" => $studiengang_kz,
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"studiensemester_kurzbz" => $studiensemester_kurzbz
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));
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if (is_object($resultReihungstests) && $resultReihungstests->error == EXIT_SUCCESS &&
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is_array($resultReihungstests->retval))
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{
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$reihungstests = $resultReihungstests->retval;
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}
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return $reihungstests;
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}
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public function getCompleteStudiengang()
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{
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$studiensemester_kurzbz = $this->get("studiensemester_kurzbz");
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$ausbildungssemester = $this->get("ausbildungssemester");
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$aktiv = $this->get("aktiv");
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$onlinebewerbung = $this->get("onlinebewerbung");
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if (isset($studiensemester_kurzbz) && isset($ausbildungssemester))
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{
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if (!isset($aktiv)) $aktiv = "TRUE";
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if (!isset($onlinebewerbung)) $onlinebewerbung = "TRUE";
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$resultStudiengang = $this->StudiengangModel->loadWhere(
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array("aktiv" => $aktiv,
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"onlinebewerbung" => $onlinebewerbung)
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);
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if (is_object($resultStudiengang) && $resultStudiengang->error == EXIT_SUCCESS &&
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is_array($resultStudiengang->retval))
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{
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for ($i = 0; $i < count($resultStudiengang->retval); $i++)
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{
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$studiengang_kz = $resultStudiengang->retval[$i]->studiengang_kz;
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// Getting all studienplaene for this studiengang
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$resultStudiengang->retval[$i]->studienplaene = $this->_getStudienplaene(
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$studiengang_kz,
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$studiensemester_kurzbz,
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$ausbildungssemester
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);
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// Getting all bewerbungstermine for this studiengang
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$resultStudiengang->retval[$i]->bewerbungstermine = $this->_getBewerbungstermine(
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$studiengang_kz,
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$studiensemester_kurzbz
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);
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// Getting all reihungstests for this studiengang
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$resultStudiengang->retval[$i]->reihungstests = $this->_getReihungstests(
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$studiengang_kz,
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$studiensemester_kurzbz
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);
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}
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}
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$this->response($resultStudiengang, REST_Controller::HTTP_OK);
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}
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else
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{
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$this->response();
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}
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}
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}
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