[repo.meta] created meta database repo (create_prof, delete_prof, prof_exists, link_exists, link, unlink, get_prof_departments) [repo.professor] used [repo.meta] to synchronize meta database (fully tested, even if meta not already synchronized) [module.casController] now uses [repo.meta] [module.department] now uses [repo.meta]

build/api/module/casController.php

@@ -11,6 +11,7 @@ namespace api\module;
 
 use database\core\Repo;
 use database\repo\professor;
+use database\repo\meta;
 use error\core\Error;
 use error\core\Err;
 
@@ -110,9 +111,11 @@ class casController{
 		---------------------------------------------------------*/
 		/** @var professor $prof_repo */
 		$prof_repo = Repo::getRepo('professor');
+		/** @var meta $meta_repo */
+		$meta_repo = Repo::getRepo('meta');
 
 		/* (1) Get the list of linked departments for this @cas_login */
-		$departments = $prof_repo->getLinkedDepartments($cas_login);
+		$departments = $meta_repo->get_prof_departments($cas_login);
 
 		/* (2) Failure: if no department for @cas_login */
 		if( count($departments) === 0 )

build/api/module/departmentController.php

@@ -10,7 +10,7 @@ namespace api\module;
 
 
 use database\core\Repo;
-use database\repo\professor;
+use database\repo\meta;
 
 class departmentController
 {
@@ -26,11 +26,11 @@ class departmentController
 		$id_dep = null;
 		extract($args);
 
-		/** @var professor $prof_repo */
+		/** @var meta $meta_repo */
-		$prof_repo = Repo::getRepo('professor');
+		$meta_repo = Repo::getRepo('meta');
 
 		/* (1) Get the list of linked departments for this @cas_login */
-		$departments = $prof_repo->getLinkedDepartments($_SESSION['CAS']['login']);
+		$departments = $meta_repo->get_prof_departments($_SESSION['CAS']['login']);
 
 		/* (2) If no @id_dep -> return all */
 		if( is_null($id_dep) )
@@ -62,12 +62,12 @@ class departmentController
 		extract($args);
 
 
-		/** @var professor $prof_repo */
+		/** @var meta $meta_repo */
-		$prof_repo = Repo::getRepo('professor');
+		$meta_repo = Repo::getRepo('meta');
 
 
 
-		$deps = $prof_repo->getLinkedDepartments($_SESSION['CAS']['login']);
+		$deps = $meta_repo->get_prof_departments($_SESSION['CAS']['login']);
 
 
 

build/database/repo/meta.php

@@ -0,0 +1,257 @@
+<?php
+
+
+namespace database\repo;
+
+
+use database\core\Repo_i;
+
+class meta extends Repo_i {
+
+
+	/* (1) Creates a new professor
+	*
+	* @casLogin<String>					The professor's cas login
+	* @firstName<String>				[OPT] The professor's firstName
+	* @lastName<String>					[OPT] The professor's lastName
+	*
+	* @return created<bool>				Whether the professor has been created
+	*
+	---------------------------------------------------------*/
+	public function create_prof(String $casLogin, ?String $firstName, ?String $lastName) : ?int{
+
+
+		/* (1) Create user in meta database
+		---------------------------------------------------------*/
+		/* (1) Try to insert user */
+		$st = $this->pdo->prepare("INSERT INTO
+			meta_vhost.casUser(casLogin, firstName, lastName)
+			VALUES(:cas_login, :first_name, :last_name)");
+
+		/* (2) Manage statement error */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Try to execute */
+		$success = $st->execute([
+			':cas_login'  => $casLogin,
+			':first_name' => $firstName,
+			':last_name'  => $lastName
+		]);
+
+		/* (4) Dispatch execution error */
+		return $success;
+
+	}
+
+
+
+	/* (2) Check if a professor exists (by its casLogin)
+	*
+	* @casLogin<String>					The professor's cas login
+	*
+	* @return exists<bool>				Whether the professor exists
+	*
+	---------------------------------------------------------*/
+	public function prof_exists(String $casLogin) : bool{
+
+		/* (1) Prepare Statement */
+		$st = $this->pdo->prepare("SELECT casLogin
+			FROM  meta_vhost.casUser
+			WHERE casLogin = :cas_login;");
+
+		/* (2) Statement eror */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Bind params and execute */
+		$success = $st->execute([ ':cas_login' => $casLogin ]);
+
+		/* (4) Manage execution error */
+		if( !$success )
+			return FALSE;
+
+		/* (7) Return That it exists */
+		return is_array( $st->fetch() );
+
+	}
+
+
+
+	/* (3) Get available departments for a CAS login
+	*
+	* @casLogin<String>					The professor's CAS username
+	*
+	* @return departments<array>		The list of available departments (empty on error)
+	*
+	---------------------------------------------------------*/
+	public function get_prof_departments(String $casLogin) : array{
+
+		/* (1) Prepare Statement */
+		$st = $this->pdo->prepare("SELECT d2.iddepartement idDep, d2.label labelDep, d2.databaseName dbName
+			FROM meta_vhost.casUser
+			JOIN meta_vhost.linkedDep D ON casUser.casLogin = D.casUser_casLogin
+			JOIN meta_vhost.departement d2 ON D.departement_iddepartement = d2.iddepartement
+			WHERE casLogin = :cas_login");
+
+		/* (2) Check if statement error */
+		if( is_bool($st) )
+			return [];
+
+		/* (3) Bind params and execute sstatement */
+		$success = $st->execute([ ':cas_login' => $casLogin ]);
+
+		/* (4) Manage error */
+		if( !$success )
+			return [];
+
+		/* (5) Get data */
+		$fetched = $st->fetchAll();
+
+		/* (6) Return [] on no result */
+		if( $fetched === false )
+			return [];
+
+		/* (7) Return data */
+		return $fetched;
+
+	}
+
+
+
+	/* (4) Deletes a professor
+	*
+	* @casLogin<String>					The professor's CAS username
+	*
+	* @return deleted<bool>				Whether the professor have been deleeted successfully
+	*
+	---------------------------------------------------------*/
+	public function delete_prof(String $casLogin) : bool{
+
+		/* (1) Prepare statement */
+		$st = $this->pdo->prepare('DELETE FROM meta_vhost.casUser
+			WHERE casLogin = :cas_login');
+
+		/* (2) Manage statement error */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Try to execute */
+		$success = $st->execute([ ':cas_login' => $casLogin ]);
+
+		/* (4) Dispatch execution error */
+		return $success;
+
+	}
+
+
+
+
+
+
+
+
+
+
+
+	/* (5) Check if a link exists
+	*
+	* @casLogin<String>					The professor's cas login
+	* @idDep<int>						The department id
+	*
+	* @return exists<bool>				Whether the professor exists
+	*
+	---------------------------------------------------------*/
+	public function link_exists(String $casLogin, int $idDep) : bool{
+
+		/* (1) Prepare Statement */
+		$st = $this->pdo->prepare("SELECT *
+			FROM  meta_vhost.linkedDep
+			WHERE departement_iddepartement = :id_dep
+			AND   casUser_casLogin          = :cas_login");
+
+		/* (2) Statement eror */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Bind params and execute */
+		$success = $st->execute([
+			':id_dep'    => $idDep,
+			':cas_login' => $casLogin
+		]);
+
+		/* (4) Manage execution error */
+		if( !$success )
+			return FALSE;
+
+		/* (7) Return That it exists */
+		return is_array( $st->fetch() );
+
+	}
+
+
+
+	/* (6) Associates a professor to a department
+	*
+	* @casLogin<String>					The professor's CAS username
+	* @idDep<int>						The department id
+	*
+	* @return linked<bool>				Whether the link have been created
+	*
+	---------------------------------------------------------*/
+	public function link(String $casLogin, int $idDep) : bool{
+
+		/* (1) Prepare statement */
+		$st = $this->pdo->prepare("INSERT INTO meta_vhost.linkedDep(departement_iddepartement, casUser_casLogin)
+			VALUES(:id_dep, :cas_login);");
+
+		/* (2) Manage statement error */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Try to execute request */
+		$success = $st->execute([
+			':id_dep'    => $idDep,
+			':cas_login' => $casLogin
+		]);
+
+		/* (4) Dispatch execution error */
+		return $success;
+
+	}
+
+
+
+
+
+	/* (7) Remove a department from a professor
+	*
+	* @casLogin<String>					The professor's CAS username
+	* @idDep<int>						The department id
+	*
+	* @return unlinked<bool>			Whether the link have been removed
+	*
+	---------------------------------------------------------*/
+	public function unlink(String $casLogin, int $idDep) : bool{
+
+		/* (1) Prepare statement */
+		$st = $this->pdo->prepare("DELETE FROM meta_vhost.linkedDep
+			WHERE departement_iddepartement = :id_dep
+			AND   casUser_casLogin          = :cas_login;");
+
+		/* (2) Manage statement error */
+		if( is_bool($st) )
+			return FALSE;
+
+		/* (3) Try to execute request */
+		$success = $st->execute([
+			':id_dep'    => $idDep,
+			':cas_login' => $casLogin
+		]);
+
+		/* (4) Dispatch execution error */
+		return $success;
+
+	}
+
+}

build/database/repo/professor.php

@@ -10,6 +10,7 @@ namespace database\repo;
 
 
 use database\core\Repo_i;
+use database\core\Repo;
 
 class professor extends Repo_i {
 
@@ -66,49 +67,29 @@ class professor extends Repo_i {
 
 
 
-		/* (2) Create user in meta database
+		/* (2) Synchronize meta database
 		---------------------------------------------------------*/
-		/* (1) Try to insert user */
+		/** @var meta $meta_repo */
-		$st = $this->pdo->prepare("INSERT IGNORE INTO meta_vhost.casUser(casLogin, firstName, lastName) VALUE (:casLogin, :firstName, :lastName)");
+		$meta_repo = Repo::getRepo('meta');
 
-		/* (2) Manage statement error */
+		/* (1) If user does not exist */
-		if( !is_bool($st) ){
+		if( !$meta_repo->prof_exists($casLogin) ){
 
-			/* (3) Try to execute */
+			/* (2) Try to create -> dispatch error */
-			$success = $st->execute([
+			if( !$meta_repo->create_prof($casLogin, $firstName, $lastName) )
-				':casLogin'  => $casLogin,
+				return NULL;
-				':firstName' => $firstName,
-				':lastName'  => $lastName
-			]);
-
-			/* (4) Manage execution error */
-			// if( !$success )
 
 		}
 
+		/* (3) If link already exists -> done */
+		if( $meta_repo->link_exists($casLogin, $_SESSION['CurrentDepartmentId']) )
+			return $id_prof;
 
-		/* (3) Add user to department in meta database
+		/* (4) Else: try to link prof to dep -> dispatch error */
-		---------------------------------------------------------*/
+		if( !$meta_repo->link($casLogin, $_SESSION['CurrentDepartmentId']) )
-		/* (1) Try to insert user */
+			return NULL;
-		$st = $this->pdo->prepare("INSERT INTO meta_vhost.linkedDep(departement_iddepartement, casUser_casLogin) VALUE (:idDep, :casLogin)");
 
-		/* (2) Manage statement error */
+		/* (5) If reached here -> Success */
-		if( !is_bool($st) ){
-
-			/* (3) Try to execute */
-			$success = $st->execute([
-				':idDep'    => $_SESSION['CurrentDepartmentId'],
-				':casLogin' => $casLogin
-			]);
-
-			/* (4) Manage error */
-			// if( !$success )
-
-		}
-
-
-
-		/* (5) Return inserted ID */
 		return $id_prof;
 
 	}
@@ -217,7 +198,27 @@ class professor extends Repo_i {
 	public function update(int $id, ?String $lastName, ?String $firstName, ?int $category, ?int $hoursToDo, ?String $initials, ?bool $isAdmin, ?String $casLogin) : bool{
 
 
-		/* (1) Update current database
+
+		/* (1) Check professor data
+		---------------------------------------------------------*/
+		/* (1) Try to fetch professor's data */
+		$prof = $this->get($id);
+
+		/* (2) Error: no professor found */
+		if( count($prof) === 0 )
+			return FALSE;
+
+		/* (3) Take first matching professor */
+		$prof = $prof[0];
+
+		/* (4) Extract old CAS login */
+		$oldCasLogin = $prof['casLogin'];
+
+
+
+
+
+		/* (2) Update current database
 		---------------------------------------------------------*/
 		/* (1) Build request */
 		$build_rq   = [];
@@ -254,77 +255,65 @@ class professor extends Repo_i {
 
 
 
-		/* (2) Check existence in meta database
+		/** @var meta $meta_repo */
+		$meta_repo = Repo::getRepo('meta');
+
+
+
+		/* (3) Synchronize meta database -> remove old value
 		---------------------------------------------------------*/
-		/* (1) Try to fetch professor's data */
+		if( !is_null($oldCasLogin) && strlen($oldCasLogin) > 0 ){
-		$prof = $this->get($id);
 
-		/* (2) Error: no professor found */
+			/* Proccess only if professor exists */
-		if( count($prof) === 0 )
+			if( $meta_repo->prof_exists($oldCasLogin) ){
-			return TRUE;
-
-		/* (3) Check if user exists in 'meta' database */
-		$st = $this->pdo->prepare("SELECT * FROM meta_vhost.casUser WHERE casLogin = :casLogin");
-
-		/* (4) Manage statement error */
-		if( is_bool($st) )
-			return TRUE;
-
-		/* (5) Try to execute request */
-		$success = $st->execute([ ':casLogin' => $prof[0]['casLogin'] ]);
-
-		/* (6) Manage execution error */
-		if( !$success )
-			return TRUE;
-
-		/* (7) Check if exists */
-		$exists = is_array( $st->fetch() );
 
 
-		/* (3) Does not exist: Create professor in meta database
+				/* (1) If link exists -> remove it */
-		---------------------------------------------------------*/
+				if( $meta_repo->link_exists($oldCasLogin, $_SESSION['CurrentDepartmentId']) ){
-		if( !$exists ){
 
-			/* (1) Prepare statement */
+					/* (2) Try to unlink-> ignore error */
-			$st = $this->pdo->prepare("INSERT INTO meta_vhost.casUser(casLogin, firstName, lastName)
+					$meta_repo->unlink($oldCasLogin, $_SESSION['CurrentDepartmentId']);
-				VALUE(:casLogin, :firstName, :lastName)");
 
-			/* (2) Manage statement error */
+				}
-			if( is_bool($st) )
-				return TRUE;
 
-			/* (3) Try to execute */
+				/* (3) If has no more department -> remove professor */
-			$st->execute([
+				if( count( $meta_repo->get_prof_departments($oldCasLogin) ) == 0 ){
-				':firstName' => $prof[0]['firstName'],
-				':lastName'  => $prof[0]['lastName'],
-				':casLogin'  => $prof[0]['casLogin']
-			]);
 
-			return TRUE;
+					/* (4) Try to remove professor -> dispatch error */
+					if( !$meta_repo->delete_prof($oldCasLogin) )
+						return FALSE;
+
+				}
+
+			}
 
 		}
 
 
-
+		/* (4) Synchronize meta database -> create new
-		/* (4) If exists: Update professor in meta database
 		---------------------------------------------------------*/
-		/* (1) Prepare statement */
+		if( !is_null($casLogin) && strlen($casLogin) > 0 ){
-		$st = $this->pdo->prepare("UPDATE meta_vhost.casUser
-			SET casLogin = :casLogin,
-				firstName = :firstName,
-				lastName = :lastName ");
 
-		/* (2) Manage statement error */
+			/* (1) If user does not exist */
-		if( is_bool($st) )
+			if( !$meta_repo->prof_exists($casLogin) ){
+
+				/* (2) Try to create -> dispatch error */
+				if( !$meta_repo->create_prof($casLogin, $prof['firstName'], $prof['lastName']) )
+					return FALSE;
+
+			}
+
+			/* (3) If link already exists -> done */
+			if( $meta_repo->link_exists($casLogin, $_SESSION['CurrentDepartmentId']) )
 				return TRUE;
 
-		/* (3) Try to execute */
+			/* (4) Else: try to link prof to dep -> dispatch error */
-		$st->execute([
+			if( !$meta_repo->link($casLogin, $_SESSION['CurrentDepartmentId']) )
-			':firstName' => $prof[0]['firstName'],
+				return FALSE;
-			':lastName'  => $prof[0]['lastName'],
-			':casLogin'  => $prof[0]['casLogin']
-		]);
 
+		}
+
+		/* (5) If reached here -> Success */
 		return TRUE;
 
 	}
@@ -543,6 +532,10 @@ class professor extends Repo_i {
 	---------------------------------------------------------*/
 	public function delete(int $id) : bool{
 
+		/** @var meta $meta_repo */
+		$meta_repo = Repo::getRepo('meta');
+
+
 		/* (1) Try to fetch professor data
 		---------------------------------------------------------*/
 		/* (1) Try to fetch */
@@ -552,6 +545,14 @@ class professor extends Repo_i {
 		if( count($prof) === 0 )
 			return false;
 
+		/* (3) Take first matching professor */
+		$prof = $prof[0];
+
+		/* (4) Extract @casLogin */
+		$casLogin = $prof['casLogin'];
+
+
+
 
 
 		/* (2) Remove professor from current database
@@ -570,31 +571,38 @@ class professor extends Repo_i {
 		if( !$success )
 			return false;
 
+		/* (5) Success if no @casLogin to update in meta */
+		if( !$meta_repo->prof_exists($casLogin) )
+			return TRUE;
 
 
-		/* (3) Remove professor from meta database
+
+
+		/* (3) Synchronize meta database
 		---------------------------------------------------------*/
-		/* (1) Prepare statement */
+		/* Proccess only if professor exists */
-		$st = $this->pdo->prepare('DELETE FROM meta_vhost.linkedDep WHERE casUser_casLogin = :casLogin AND departement_iddepartement = :idDep');
+		if( $meta_repo->prof_exists($casLogin) ){
 
-		/* (2) Manage statement error */
+			/* (1) If link exists -> remove it */
-		if( is_bool($st) )
+			if( $meta_repo->link_exists($casLogin, $_SESSION['CurrentDepartmentId']) ){
-			return true;
 
-		/* (3) Try to execute */
+				/* (2) Try to unlink-> ignore error */
-		$success = $st->execute([
+				$meta_repo->unlink($casLogin, $_SESSION['CurrentDepartmentId']);
-			':casLogin' => $prof[0]['casLogin'],
-			':idDep'    => $_SESSION['CurrentDepartmentId']
-		]);
 
-		/* (4) Manage execution error */
+			}
-		if( !$success )
-			return true;
 
+			/* (3) If has no more department -> remove professor */
+			if( count( $meta_repo->get_prof_departments($casLogin) ) == 0 ){
 
+				/* (4) Try to remove professor -> dispatch error */
+				if( !$meta_repo->delete_prof($casLogin) )
+					return FALSE;
 
+			}
 
-		return true;
+		}
+
+		return TRUE;
 
 	}