404 lines
10 KiB
PHP
404 lines
10 KiB
PHP
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<?php
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namespace manager\repo;
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use \manager\Database;
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use \manager\repo\machine as machineRepo;
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use \manager\repo\user as userRepo;
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class cluster{
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const USER_CLASS = 0;
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const MACHINE_CLASS = 1;
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/* CREATION D'UN GROUPE
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*
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* @name<String> Nom du groupe
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*
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* @return id_user<int> Renvoie l'UID du groupe cree
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* Renvoie FALSE si une erreur occure
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*
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*/
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public static function create($name){
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/* [1] Verification de l'unicite de name
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=========================================================*/
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$check_unique = ( self::getByName($name) === false );
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// Si un groupe a deja ce nom, on renvoie une erreur
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if( !$check_unique )
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return false;
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/* [2] Creation du groupe
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=========================================================*/
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$insert_user = Database::getPDO()->prepare("INSERT INTO cluster(id_cluster, name)
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VALUES(DEFAULT, :name)");
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$insert_user->execute(array(
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':name' => $name
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));
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/* [3] On retourne l'id_group ou FALSE si erreur
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=========================================================*/
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$check_group = self::getByName($name);
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// Si n'existe pas on retourne FALSE
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if( $check_group === false )
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return false;
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// Sinon, on retourne son id
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return $check_group['id_cluster'];
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}
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/* ASSOCIATION D'UN(E) UTILISATEUR/MACHINE A UN GROUPE
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*
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* @id_cluster<int> UID du groupe
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* @id_entity<int> UID de la machine ou de l'utilisateur
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* @class<int> Spefication du type d'entite (0=user;1=machine)
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*
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* @return association<int> Renvoie l'UID de l'association cree
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* Renvoie FALSE si une erreur occure
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*
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*/
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public static function link($id_cluster, $id_entity, $class){
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/* [1] Verification de l'existence du groupe
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=========================================================*/
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$group_check = self::getById($id_cluster);
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// Si le groupe n'existe pas, on retourne ue erreur
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if( $group_check === false )
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return false;
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/* [2] Verification de l'existente de l'entite
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=========================================================*/
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$entity_exists = false;
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/* (1) Utilisateur */
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if( $class == 0 ){
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// On verifie si c'est un utilisateur
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$user_check = userRepo::getById($id_entity);
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$entity_exists = ( $user_check !== FALSE );
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/* (2) Machine */
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}elseif( $class == 1 ){
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// On verifie si c'est une machine
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$machine_check = machineRepo::getById($id_entity);
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$entity_exists = ( $machine_check !== FALSE );
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}
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// Si aucune entite existante, on retourne une erreur
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if( !$entity_exists )
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return false;
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/* [3] Verification que l'existente n'existe pas deja
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=========================================================*/
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$already_cluster_merge = self::getMerge($id_cluster, $id_entity, $class);
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// Si l'association existe deja, on ne la cree donc pas
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if( $already_cluster_merge !== false )
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return $already_cluster_merge['id_cluster_merge'];
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/* [4] On cree l'association
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=========================================================*/
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$link_entity = Database::getPDO()->prepare("INSERT INTO cluster_merge(id_cluster_merge, id_cluster, id_entity, class)
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VALUES(DEFAULT, :id_cluster, :id_entity, :class)");
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$link_entity->execute(array(
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':id_cluster' => $id_cluster,
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':id_entity' => $id_entity,
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':class' => $class
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));
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/* [5] On retourne l'id_cluster_merge ou FALSE si erreur
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=========================================================*/
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$check_cluster_merge = self::getMerge($id_cluster, $id_entity, $class);
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// Si n'existe pas on retourne FALSE
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if( $check_cluster_merge === false )
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return false;
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// Sinon, on retourne son id
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return $check_cluster_merge['id_cluster_merge'];
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}
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/* SUPPRIME UNE ASSOCIATION D'UN(E) UTILISATEUR/MACHINE A UN GROUPE
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*
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* @id_cluster<int> UID du groupe
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* @id_entity<int> UID de la machine ou de l'utilisateur
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* @class<int> Spefication du type d'entite (0=user;1=machine)
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*
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* @return status<Boolean> Retourne si oui ou non l'association a bien ete supprimee
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*
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*/
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public static function unlink($id_cluster, $id_entity, $class){
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/* [1] On redige/execute la requete
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=========================================================*/
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$delete_cluster_merge = Database::getPDO()->prepare("DELETE FROM cluster_merge
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WHERE id_cluster = :id_cluster
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AND id_entity = :id_entity
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AND class = :class");
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$delete_cluster_merge->execute(array(
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':id_cluster' => $id_cluster,
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':id_entity' => $id_entity,
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':class' => $class
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));
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/* [2] On verifie que l'association n'existe plus
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=========================================================*/
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return ( self::getMerge($id_cluster, $id_entity, $class) === false );
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}
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/* RENVOIE LA LISTE DE TOUS LES GROUPES
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*
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* @return groups<Array> Liste des groupes de la BDD
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*
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*/
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public static function getAll(){
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// On ecrit la requete
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$request = Database::getPDO()->query("SELECT * FROM cluster ORDER BY name");
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// On recupere le resultat
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$answer = $request->fetchAll();
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// On retourne en supprimant les indices numeriques
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return Database::delNumeric( $answer );
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}
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/* RENVOIE LE GROUPE D'ID DONNE
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*
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* @id<int> UID du groupe en question
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*
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* @return group<Array> Renvoie le groupe d'id donne si existe
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* @return error<Boolean> Retourne FALSE si aucun resultat
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*
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*/
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public static function getById($id){
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// On ecrit la requete
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$request = Database::getPDO()->prepare("SELECT * FROM cluster
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WHERE id_cluster = :id");
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// On execute la requete
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$request->execute(array(
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':id' => $id
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));
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// On recupere 1 seul groupe
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$answer = $request->fetch();
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// Gestion d'erreur -> aucun resultat
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if( $answer === false )
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return false;
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// On retourne en supprimant les indices numeriques
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return Database::delNumeric( $answer, true );
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}
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/* RENVOIE LE GROUPE DE NOM DONNE
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*
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* @name<String> Nom du groupe en question
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*
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* @return groupe<Array> Renvoie le groupe de nom donne si existe
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* @return error<Boolean> Retourne FALSE si aucun resultat
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*
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*/
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public static function getByName($name){
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// On ecrit la requete
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$request = Database::getPDO()->prepare("SELECT * FROM cluster
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WHERE name = :name");
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// On execute la requete
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$request->execute(array(
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':name' => $name
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));
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// On recupere 1 seul groupe
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$answer = $request->fetch();
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// Gestion d'erreur -> aucun resultat
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if( $answer === false )
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return false;
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// On retourne en supprimant les indices numeriques
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return Database::delNumeric( $answer, true );
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}
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/* RENVOIE L'ID D'UNE ASSOCIATION D'UN(E) UTILISATEUR/MACHINE A UN GROUPE
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*
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* @id_cluster<int> UID du groupe
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* @id_entity<int> UID de la machine ou de l'utilisateur
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* @class<int> Spefication du type d'entite (0=user;1=machine)
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*
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* @return association<int> Renvoie l'UID de l'association cree
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* Renvoie FALSE si une erreur occure
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*
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*/
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public static function getMerge($id_cluster, $id_entity, $class){
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// On ecrit la requete
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$request = Database::getPDO()->prepare("SELECT * FROM cluster_merge
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WHERE id_cluster = :id_cluster
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AND id_entity = :id_entity
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AND class = :class");
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// On execute la requete
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$request->execute(array(
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':id_cluster' => $id_cluster,
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':id_entity' => $id_entity,
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':class' => $class
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));
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// On recupere 1 seule relation
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$answer = $request->fetch();
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// Gestion d'erreur -> aucun resultat
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if( $answer === false )
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return false;
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// On retourne en supprimant les indices numeriques
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return Database::delNumeric( $answer, true );
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}
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/* RENVOIE LES MEMBRES D'UN GROUPE DONNE
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*
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* @id_cluster<int> UID du groupe en question
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*
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* @return members<Array> Retourne la liste des membres du groupe
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*
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*/
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public static function getMembers($id_cluster){
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/* [1] On recupere la liste des associations
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=========================================================*/
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$get_members = Database::getPDO()->prepare("SELECT * FROM cluster_merge
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WHERE id_cluster = :id_cluster
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ORDER BY id_cluster_merge");
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$get_members->execute(array(
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':id_cluster' => $id_cluster
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));
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$members = Database::delNumeric( $get_members->fetchAll() );
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/* [2] On formatte recupere les entites
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=========================================================*/
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foreach($members as $i=>$member){
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/* (1) On recupere les informations utilisateur */
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if( $member['class'] == self::USER_CLASS ){
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$get_user = userRepo::getById( $member['id_entity'] );
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// Si on a bien recu les informations, on les ajoute
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if( $get_user !== false )
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$members[$i] = array_merge($member, $get_user );
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/* (2) On recupere les informations machine */
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}elseif( $member['class'] == self::MACHINE_CLASS ){
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$get_machine = machineRepo::getById( $member['id_entity'] );
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// Si on a bien recu les informations, on les ajoute
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if( $get_machine !== false )
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$members[$i] = array_merge($member, $get_machine );
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}
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}
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/* [2] On verifie que le groupe n'existe plus
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=========================================================*/
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return $members;
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}
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/* SUPPRIME UN GROUPE DONNE
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*
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* @id_cluster<int> UID du groupe en question
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*
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* @return status<Boolean> Retourne si oui ou non le groupe a bien ete supprime
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*
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*/
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public static function delete($id_cluster){
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/* [1] On redige/execute la requete
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=========================================================*/
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$delete_group = Database::getPDO()->prepare("DELETE FROM cluster WHERE id_cluster = :id_cluster");
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$delete_group->execute(array(
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':id_cluster' => $id_cluster
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));
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/* [2] On verifie que le groupe n'existe plus
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=========================================================*/
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return ( self::getById($id_group) === false );
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}
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}
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?>
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