366 lines
11 KiB
PHP
366 lines
11 KiB
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: lucas
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* Date: 20/02/18
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* Time: 20:31
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*/
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namespace database\repo;
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use database\core\Repo_i;
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class professor extends Repo_i {
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/* (1) Creates a new professor
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*
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* @lastName<String> The professor's lastName
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* @firstName<String> The professor's firstName
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* @category<int> The professor's category ID
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* @hoursToDo<int> The professor's number of hours to do
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* @initials<int> The professor's initials
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* @isAdmin<bool> Whether the professor is an admin
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* @casLogin<String> The professor's CAS username
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*
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* @return prof_id<int> The professor's UID (or -1 on error)
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*
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---------------------------------------------------------*/
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public function create(string $lastName, string $firstName, int $category, $hoursToDo = 0, $initials = "", $isAdmin = false , $casLogin = "" ) : ?int{
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/* (1) Prepare Statement */
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$st = $this->pdo->prepare("INSERT INTO
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Professeur(`casLogin`, `lastName`, `firstName`, `abreviation`, `admin`, `hoursToDo`, `Categorie_idCategorie`)
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VALUE (:casLogin, :lastName, :firstName, :abrev, :is_admin, :hoursToDo, :cat);");
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/* (2) Bind params and execute */
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$success = $st->execute([
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':casLogin' => $casLogin,
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':lastName' => $lastName,
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':firstName' => $firstName,
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':abrev' => $initials,
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':is_admin' => $isAdmin ? 1 : 0,
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':hoursToDo' => $hoursToDo,
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':cat' => $category
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]);
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/* (3) Manage error */
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if( !$success )
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return NULL;
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/* (4) Return inserted ID */
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return $this->pdo->lastInsertId();
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}
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/* (2) Check if a professor exists (by its names)
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*
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* @lastName<String> The professor's lastName
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* @firstName<String> The professor's firstName
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*
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* @return prof_id<int> The professor's UID (or NULL on error)
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*
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---------------------------------------------------------*/
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public function exists(string $lastName, string $firstName, ?string $casLogin = null) : ?int{
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/* (1) Prepare Statement */
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$st = $this->pdo->prepare("SELECT idProfesseur
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FROM Professeur
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WHERE firstName = :firstName
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AND lastName = :lastName
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".(is_string($casLogin) ? "AND casLogin = :casLogin" : ""));
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/* (2) Bind params and execute */
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$params = [
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':firstName' => $firstName,
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':lastName' => $lastName
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];
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if(is_string($casLogin)){
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$params[":casLogin"] = $casLogin;
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}
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$success = $st->execute();
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/* (3) Return NULL on error */
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if( !$success )
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return NULL;
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/* (4) Return @prof_id or NULL if nothing found */
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return $st->fetch()['idProfesseur'] ?: NULL;
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}
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/* (3) Check if a professor exists (by its names)
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*
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* @idProf<int> The professor's UID
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* @lastName<String> [OPT] The professor's new lastName
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* @firstName<String> [OPT] The professor's new firstName
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* @category<int> [OPT] The professor's new category ID
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* @hoursToDo<int> [OPT] The professor's new number of hours to do
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* @initials<int> [OPT] The professor's new initials
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* @isAdmin<bool> [OPT] Whether the professor is an admin
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* @casLogin<String> [OPT] The professor's new CAS username
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*
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* @return updated<bool> Whether the updated have been successful
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*
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---------------------------------------------------------*/
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public function update(int $id, ?String $lastName, ?String $firstName, ?int $category, ?int $hoursToDo, ?String $initials, ?bool $isAdmin, ?String $casLogin) : bool{
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/* (1) Build request */
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$build_rq = [];
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$bind_param = [ ':idProfesseur' => $id ];
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if( !is_null($lastName) ){ $build_rq[] = '`lastName` = :lastName'; $bind_param[':lastName'] = $lastName; }
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if( !is_null($firstName) ){ $build_rq[] = '`firstName` = :firstName'; $bind_param[':firstName'] = $firstName; }
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if( !is_null($category) ){ $build_rq[] = '`Categorie_idCategorie` = :category'; $bind_param[':category'] = $category; }
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if( !is_null($hoursToDo) ){ $build_rq[] = '`hoursToDo` = :hoursToDo'; $bind_param[':hoursToDo'] = $hoursToDo; }
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if( !is_null($initials) ){ $build_rq[] = '`abreviation` = :initials'; $bind_param[':initials'] = $initials; }
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if( !is_null($isAdmin) ){ $build_rq[] = '`admin` = :isAdmin'; $bind_param[':isAdmin'] = $isAdmin?1:0; }
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if( !is_null($casLogin) ){ $build_rq[] = '`casLogin` = :casLogin'; $bind_param[':casLogin'] = $casLogin; }
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/* (2) ERROR if no updated field */
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if( count($build_rq) <= 0 || count($bind_param) <= 1 )
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return FALSE;
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/* (3) Build request */
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$sql_rq = "UPDATE `Professeur` SET ".implode(', ', $build_rq)." WHERE `idProfesseur` = :idProfesseur";
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/* (4) Prepare statement */
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$st = $this->pdo->prepare($sql_rq);
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/* (5) Return execution success */
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return $st->execute($bind_param);
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}
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/* (4) Return whether a professor is an admin
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*
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* @idProf<int> The professor's UID
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*
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* @return is_admin<bool> Whether the professor is an admin (FALSE if does not exist)
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*
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---------------------------------------------------------*/
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public function isAdmin(int $id) : bool{
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/* (1) Prepare statement */
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$st = $this->pdo->prepare("SELECT `admin` FROM `Professeur` WHERE `idProfesseur` = :id AND `admin` = 1");
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/* (2) Bind params and execute statement */
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$success = $st->execute([ ':id' => $id ]);
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/* (3) FALSE on error */
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if( !$success )
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return FALSE;
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/* (4) Return whether we have a result or not */
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return $st->fetch() == 1;
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}
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/* (5) Gets a professor by its UID ||| getAll
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*
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* @prof_id<int> [OPT] The professor's UID, if not set, getAll()
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*
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* @return teachers<array> The professors matching id (NULL on error)
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*
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---------------------------------------------------------*/
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public function get(?int $prof_id=null) : array{
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/* (1) Manage if no id given */
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$cond = is_null($prof_id) ? '' : ' WHERE `idProfesseur` = :id';
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$parm = is_null($prof_id) ? [] : [':id' => $prof_id];
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/* (2) Prepare Statement */
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$st = $this->pdo->prepare("SELECT * FROM `Professeur`$cond ORDER BY abreviation ASC");
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/* (3) Bind params and execute statement */
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if( is_bool($st) ) return [];
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$success = $st->execute($parm);
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/* (4) Manage error */
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if( !$success )
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return [];
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/* (5) Get data */
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$fetched = $st->fetchAll();
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/* (6) Return [] on no result */
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if( $fetched === false )
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return [];
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/* (7) Return data */
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return $fetched;
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}
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/* (6) Gets a professor by its CAS login
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*
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* @cas_login<String> The professor's CAS login
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*
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* @return teacher<array> The professor's data (NULL on error / not found)
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*
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---------------------------------------------------------*/
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public function getByLogin(String $cas_login) : ?array{
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/* (1) Prepare Statement */
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$st = $this->pdo->prepare("SELECT * FROM `Professeur` WHERE `casLogin` = :cas_login");
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/* (2) Check if statement error */
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if( is_bool($st) )
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return NULL;
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/* (3) Bind params and execute statement */
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$success = $st->execute([ ':cas_login' => $cas_login ]);
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/* (4) Manage error */
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if( !$success )
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return NULL;
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/* (5) Get data */
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$fetched = $st->fetch();
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/* (6) Return NULL on no result */
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if( $fetched === false )
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return NULL;
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/* (7) Return data */
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return $fetched;
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}
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/* (7) Gets a professor by its UID ||| getAll
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*
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* @prof_id<int> [OPT] The professor's UID, if not set, getAll()
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*
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* @return teachers<array> The professors matching id (NULL on error)
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*
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---------------------------------------------------------*/
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public function getWithVH(?int $prof_id=null) : array{
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/* (1) Manage if no id given */
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$cond = is_null($prof_id) ? '' : 'Prof.idProfesseur = :id AND';
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$parm = is_null($prof_id) ? [] : [':id' => $prof_id];
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/* (2) Prepare Statement */
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$st = $this->pdo->prepare("SELECT
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Prof.idProfesseur, Prof.firstName, Prof.lastName, Prof.casLogin, Prof.abreviation, Prof.admin, Prof.hoursToDo,
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VHCours, VHTd, VHTp,
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Cat.idCategorie idCat,
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Cat.labelCategorie categorie
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FROM
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Professeur Prof,
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Categorie Cat,
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(SELECT IFNULL(SUM(Cours.volume),0) VHCours, Prof.idProfesseur idProf
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FROM Professeur Prof
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LEFT JOIN Cours ON Prof.idProfesseur = Cours.Professeur_idProfesseur
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LEFT JOIN UE U ON Cours.UE_code = U.code
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GROUP BY Prof.idProfesseur, U.disabled
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HAVING (U.disabled = 0 OR U.disabled IS NULL)) VHCours,
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(SELECT IFNULL(SUM(TD.volume),0) VHTd , Prof.idProfesseur idProf
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FROM Professeur Prof
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LEFT JOIN TD ON TD.Professeur_idProfesseur = Prof.idProfesseur
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LEFT JOIN UE U2 ON TD.UE_code = U2.code
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GROUP BY Prof.idProfesseur, U2.disabled
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HAVING (U2.disabled = 0 OR U2.disabled IS NULL)) VHTd,
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(SELECT IFNULL(SUM(TP.volume),0) VHTp, Prof.idProfesseur idProf
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FROM Professeur Prof
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LEFT JOIN TP ON TP.Professeur_idProfesseur = Prof.idProfesseur
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LEFT JOIN UE U3 ON TP.UE_code = U3.code
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GROUP BY Prof.idProfesseur, U3.disabled
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HAVING (U3.disabled = 0 OR U3.disabled IS NULL)) VHTp
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WHERE $cond Prof.Categorie_idCategorie = Cat.idCategorie
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AND VHCours.idProf = Prof.idProfesseur
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AND VHTp.idProf = Prof.idProfesseur
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AND VHTd.idProf = Prof.idProfesseur
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GROUP BY
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Prof.idProfesseur;");
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/* (3) Bind params and execute statement */
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if( is_bool($st) ) return [];
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$success = $st->execute($parm);
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/* (4) Manage error */
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if( !$success )
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return [];
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/* (5) Get data */
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$fetched = $st->fetchAll();
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/* (6) Return [] on no result */
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if( $fetched === false )
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return [];
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/* (7) Compute additional data */
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foreach ($fetched as &$prof){
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/* (1) If not in category 1 nor 3 -> equivalentTD = TD + 2/3.TP + 1.5.COURS */
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if(in_array($prof["idCat"],[1,3])){
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$prof["equiTD"] = $prof["VHTd"] + $prof["VHTp"] + 1.5*$prof["VHCours"];
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if($prof["equiTD"] > $prof["hoursToDo"]){
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$partTP = $prof["VHTp"] / $prof["equiTD"];
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$valReelleTP = $partTP * $prof["hoursToDo"];
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$prof["equiTD"] = round(1.5*$prof["VHCours"] + $prof["VHTd"] + $valReelleTP + ($prof["VHTp"] - $valReelleTP)*(2/3),2);
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}
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$prof['VHComp'] = round($prof['equiTD'] - $prof['hoursToDo'], 2);
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$prof['VHComp'] = ( $prof['VHComp'] < 0 ) ? 0 : $prof['VHComp'];
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}else{
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$prof["equiTD"] = $prof["VHTd"] + (2/3)*$prof["VHTp"] + 1.5*$prof["VHCours"];
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if(is_numeric($prof["hoursToDo"]) and $prof["hoursToDo"] > 0){
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$prof['VHComp'] = round($prof['equiTD'] - $prof['hoursToDo'], 2);
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$prof['VHComp'] = ( $prof['VHComp'] < 0 ) ? 0 : $prof['VHComp'];
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}else{
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$prof['VHComp'] = 0;
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}
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}
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}
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/* (8) Return data */
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return $fetched;
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}
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/* (8) Deletes a professor
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*
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* @return deleted<bool> Whether the professor have been deleeted successfully
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*
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---------------------------------------------------------*/
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public function delete(int $id) : bool{
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/* (1) Prepare statement */
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$st = $this->pdo->prepare("DELETE FROM `Professeur` WHERE `idProfesseur` = :id");
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/* (2) Return the execution status */
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return $st->execute([ ':id' => $id ]);
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}
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} |