[repo.formation] getProfessors(@form_id)
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xdrm-brackets
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fec2a504a8
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3c97079d25
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@ -13,37 +13,84 @@ use database\core\Repo_i;
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class formation extends Repo_i {
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class formation extends Repo_i {
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public function create(string $label, bool $isInternal) : int{
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/* (1) Creates a new formation
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$st = $this->pdo->prepare("INSERT INTO Formation (labelFormation, isInternal) VALUE (:label,:isInternal);");
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*
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* @label<String> The formation label
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* @isInternal<bool> Whether the formation is internal
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*
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* @return form_id<int> The formation UID (or NULL on error)
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*
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---------------------------------------------------------*/
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public function create(string $label, bool $isInternal) : ?int{
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$st->execute([
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/* (1) Prepare statement */
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"label" => $label,
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$st = $this->pdo->prepare("INSERT INTO `Formation` (`labelFormation`, `isInternal`) VALUE (:label, :isInternal);");
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"isInternal" => $isInternal? 1 : 0
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/* (2) Bind params and execute statement */
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if( is_bool($st) ) return NULL;
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$success = $st->execute([
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':label' => $label,
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':isInternal' => $isInternal ? 1 : 0
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]);
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]);
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/* (3) Manage error */
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if( !$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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return $this->pdo->lastInsertId();
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}
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}
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public function exists(string $label) : int{
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$st = $this->pdo->prepare("SELECT idFormation FROM Formation WHERE labelFormation = :label");
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$st->execute([
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"label" => $label
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]);
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return $st->fetch()["idFormation"]?: 0;
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/* (2) Check if a formation exists (by its label)
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*
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* @label<String> The formation label
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*
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* @return form_id<int> The formation UID (or NULL on error)
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*
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---------------------------------------------------------*/
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public function exists(string $label) : ?int{
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/* (1) Prepare statement */
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$st = $this->pdo->prepare("SELECT `idFormation` FROM `Formation` WHERE `labelFormation` = :label");
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/* (2) Bind params and execute statement */
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if( is_bool($st) ) return NULL;
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$success = $st->execute([ ':label' => $label ]);
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/* (3) Manage error */
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if( !$success )
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return NULL;
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/* (4) Return if we have a result */
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return $st->fetch()['idFormation'] ?: 0;
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}
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}
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/* (3) Deletes a formation
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*
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* @return deleted<bool> Whether the formation 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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public function delete(int $id) : bool{
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$st = $this->pdo->prepare("DELETE FROM Formation WHERE idFormation = :id");
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return $st->execute([
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/* (1) Prepare statement */
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"id" => $id
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$st = $this->pdo->prepare("DELETE FROM `Formation` WHERE `idFormation` = :id");
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]);
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/* (2) Bind params and execute request */
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if( is_bool($st) ) return false;
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/* (3) Dispatch the execution status */
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return $st->execute([ ':id' => $id ]);
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}
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}
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/* (x) Gets a formation by its ID || getAll
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/* (4) Gets a formation by its ID || getAll
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*
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*
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* @form_id<int> [OPT] The formation id, if not set, getAll()
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* @form_id<int> [OPT] The formation id, if not set, getAll()
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*
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*
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@ -84,4 +131,44 @@ class formation extends Repo_i {
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}
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}
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/* (5) Gets all professors who teaches a formation by ids (array)
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*
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* @form_id<int> The formation id
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*
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* @return professors<array> The professors' UID matching the @form_id formation
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*
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---------------------------------------------------------*/
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public function getProfessors(int $form_id) : array{
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/* (1) Prepare statement */
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$st = $this->pdo->prepare("SELECT p.idProfesseur
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FROM Professeur p, Formation f
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WHERE (
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p.idProfesseur IN ( SELECT p_cr.idProfesseur FROM Professeur p_cr, UE ue, Cours c WHERE c.Professeur_idProfesseur = p_cr.idProfesseur AND c.UE_code = ue.code AND ue.Formation_idFormation = f.idFormation )
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OR p.idProfesseur IN ( SELECT p_td.idProfesseur FROM Professeur p_td, UE ue, TD t WHERE t.Professeur_idProfesseur = p_td.idProfesseur AND t.UE_code = ue.code AND ue.Formation_idFormation = f.idFormation )
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OR p.idProfesseur IN ( SELECT p_tp.idProfesseur FROM Professeur p_tp, UE ue, TP t WHERE t.Professeur_idProfesseur = p_tp.idProfesseur AND t.UE_code = ue.code AND ue.Formation_idFormation = f.idFormation )
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)
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AND f.idFormation = :form_id;");
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/* (2) Bind params and execute statement */
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if( is_bool($st) ) return [];
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$success = $st->execute([ ':form_id' => $form_id ]);
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/* (3) Manage error */
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if( !$success )
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return [];
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/* (4) Get data */
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$fetched = $st->fetchAll();
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/* (5) Return [] on no result */
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if( $fetched === false )
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return [];
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/* (6) Return data */
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return $fetched;
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}
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}
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}
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