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############################################################################
# #
# Description: Partie commune des deux ensembles de méthodes #
# pour la gestion de la BDD #
# #
############################################################################
import mysql.connector
from passlib.hash import sha512_crypt
from PyQt5.QtWidgets import QMessageBox
# const si CAPS
# https://www.w3schools.com/python/python_mysql_getstarted.asp
# https://dev.mysql.com/doc/connector-python/en/connector-python-connectargs.html
# https://stackoverflow.com/questions/11565487/python-equivalent-of-php-mysql-fetch-array
class DbMain():
"""
Classe principale pour gérer la BDD avec les méthode pour se connecter,
créer les tables, exéctuer une requête SQL, etc ...
"""
# INFOS GLOBAL ET DE CONNEXION
# Pour gérer si "en production"
DEBUG = False
# Configuration du serveur MYSQL / MARIADB
HOST = "debulois.fr"
USER = "ajapp"
PASSWORD = "cT)HVb>8jY]Vt:7]olydSrFE"
DATABASE = "alphajob"
# DECLARATION DES TABLES
# UserAccount, infos du compte nécessaire à la connection
CREATETABLEUSERACCOUNT = """CREATE TABLE IF NOT EXISTS `alphajob`.`userAccount` (
`userId` INT UNSIGNED NOT NULL AUTO_INCREMENT,
`email` VARCHAR(128) NOT NULL,
`password` VARCHAR(128) NOT NULL,
`tokenAutoLogin` VARCHAR(128) NULL DEFAULT NULL,
`inscriptionDate` TIMESTAMP NOT NULL,
`userStatus` TINYINT(1) UNSIGNED NOT NULL,
PRIMARY KEY (`userId`)
)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;"""
# Infos complémentaires des utilisateur, liée à userAccount par userId
CREATETABLEUSERINFO = """CREATE TABLE IF NOT EXISTS `alphajob`.`userInfo` (
`lastname` VARCHAR(128) NOT NULL,
`firstname` VARCHAR(128) NOT NULL,
`phoneNumber` VARCHAR(10) NOT NULL,
`adress` VARCHAR(128) NOT NULL,
`zipCode` VARCHAR(6) NOT NULL,
`city` VARCHAR(128) NOT NULL,
`degree` VARCHAR(128) NULL DEFAULT NULL,
`capability` VARCHAR(256) NULL DEFAULT NULL,
`description` VARCHAR(256) NULL DEFAULT NULL,
`userId` INT UNSIGNED NOT NULL,
PRIMARY KEY (`userId`),
INDEX `fk_userinfo_userId_idx` (`userId` ASC) VISIBLE,
CONSTRAINT `fk_userinfo_userId`
FOREIGN KEY (`userId`)
REFERENCES `alphajob`.`userAccount` (`userId`)
ON DELETE CASCADE
ON UPDATE CASCADE
)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;"""
# Liste des categories d'emploie possible
CREATETABLEJOBCATEGORY = """CREATE TABLE IF NOT EXISTS `alphajob`.`jobCategory` (
`jobCategoryId` INT UNSIGNED NOT NULL AUTO_INCREMENT,
`jobCategoryNameEn` VARCHAR(128) NOT NULL,
`jobCategoryNameFr` VARCHAR(128) NOT NULL,
PRIMARY KEY (`jobCategoryId`)
)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;"""
# Assosications des emploies à un utilisateur
CREATETABLEUSERJOB = """CREATE TABLE IF NOT EXISTS `alphajob`.`userJob` (
`userId` INT UNSIGNED NOT NULL,
`jobCategoryId` INT UNSIGNED NOT NULL,
INDEX `fk_userInfo_userId_idx` (`userId` ASC) VISIBLE,
INDEX `fk_jobCategory_jobCategoryId_idx` (`jobCategoryId` ASC) VISIBLE,
CONSTRAINT `fk_userJob_userId`
FOREIGN KEY (`userId`)
REFERENCES `alphajob`.`userAccount` (`userId`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `fk_userJob_jobCategoryId`
FOREIGN KEY (`jobCategoryId`)
REFERENCES `alphajob`.`jobCategory` (`jobCategoryId`)
ON DELETE CASCADE
ON UPDATE CASCADE
)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;"""
# Infos sur les missions effectuées, liée à userAccount par userId et consultantId
CREATETABLEMISSION = """CREATE TABLE IF NOT EXISTS `alphajob`.`mission` (
`missionId` INT UNSIGNED NOT NULL AUTO_INCREMENT,
`date` TIMESTAMP NOT NULL,
`subject` VARCHAR(128) NULL DEFAULT NULL,
`note` TINYINT(1) UNSIGNED NULL DEFAULT NULL,
`review` VARCHAR(256) NULL DEFAULT NULL,
`acceptedByPro` TIMESTAMP NULL DEFAULT NULL,
`validatedByClient` TIMESTAMP NULL DEFAULT NULL,
`validatedByPro` TIMESTAMP NULL DEFAULT NULL,
`clientId` INT UNSIGNED NOT NULL,
`proId` INT UNSIGNED NOT NULL,
`jobCategoryId` INT UNSIGNED NOT NULL,
PRIMARY KEY (`missionId`),
INDEX `fk_mission_clientId_idx` (`clientId` ASC) VISIBLE,
INDEX `fk_mission_proId_idx` (`proId` ASC) VISIBLE,
INDEX `fk_mission_jobCategoryId_idx` (`jobCategoryId` ASC) VISIBLE,
CONSTRAINT `fk_mission_clientId`
FOREIGN KEY (`clientId`)
REFERENCES `alphajob`.`userAccount` (`userId`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `fk_mission_proId`
FOREIGN KEY (`proId`)
REFERENCES `alphajob`.`userAccount` (`userId`)
ON DELETE CASCADE
ON UPDATE CASCADE,
CONSTRAINT `fk_mission_jobCategoryId`
FOREIGN KEY (`jobCategoryId`)
REFERENCES `alphajob`.`jobCategory` (`jobCategoryId`)
ON DELETE CASCADE
ON UPDATE CASCADE
)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8"""
# Noms des tables
TABLEUSERACCOUNT = "userAccount"
TABLEUSERINFO = "userInfo"
TABLEJOBCATEGORY = "jobCategory"
TABLEUSERJOB = "userJob"
TABLEMISSION = "mission"
# FONCTIONS PRINCIPALES
# Création de la DB si elle n'existe pas
def create_db(self) -> None:
reqInitDb = "CREATE DATABASE IF NOT EXISTS " + self.DATABASE
self.cur.execute(reqInitDb)
# Sélection de la DB
def select_db(self) -> None:
reqSelectDb = "USE " + self.DATABASE
self.cur.execute(reqSelectDb)
# Création des tables si elles n'existent pas
def create_table(self) -> None:
# userAccount
reqInitUserAccount = self.CREATETABLEUSERACCOUNT
self.cur.execute(reqInitUserAccount)
# userInfo
reqInitUserInfo = self.CREATETABLEUSERINFO
self.cur.execute(reqInitUserAccount)
# jobCategory
reqInitJobCategory = self.CREATETABLEJOBCATEGORY
self.cur.execute(reqInitJobCategory)
# userJob
reqInitUserJob = self.CREATETABLEUSERJOB
self.cur.execute(reqInitUserJob)
# mission
reqInitMission = self.CREATETABLEMISSION
self.cur.execute(reqInitMission)
# Déclenche les méthodes pour créer la BDD
def init(self) -> None:
self.create_db()
self.select_db()
self.create_table()
# Chiffre la data reçue
def crypt_pass(self, password: str) -> str:
return sha512_crypt.hash(password, rounds=10000)
# Prépare la requète pour mitiger (se protéger) les injections SQL et
# initialise si nécessaire la BDD à chaque requète
def exec_cmd(self, req: str, arg: list = None, commit: bool = False) -> None:
"""Initie la BDD et execute la commande avec une list, ou pas, et commit
(apporter des modification a la BDD), ou pas."""
self.init()
if arg:
self.cur.execute(req, arg)
if commit:
self.conn.commit()
else:
self.cur.execute(req)
# Vérifie si l'email existe dans la table userAccount de la BDD
def check_exist_email(self, email: str) -> int:
reqCheckEmailExist = "SELECT EXISTS(SELECT * FROM " + \
self.TABLEUSERACCOUNT + " WHERE email = %s)"
self.exec_cmd(reqCheckEmailExist, [email])
# Retourne 1 si existe, sinon 0
return self.cur.fetchall()[0][0]
# Constructeur, fonction "auto" déclenchée à l'instanciation
def __init__(self, mainWindow) -> None:
try:
if self.DEBUG:
self.conn = mysql.connector.connect(
host=self.HOST,
user=self.USER,
password=self.PASSWORD,
database=self.DATABASE,
raise_on_warnings=self.DEBUG
)
else:
self.conn = mysql.connector.connect(
host=self.HOST,
user=self.USER,
password=self.PASSWORD,
database=self.DATABASE
)
self.cur = self.conn.cursor()
except mysql.connector.errors.DatabaseError as e:
if self.DEBUG:
QMessageBox.warning(
mainWindow,
"Erreur avec la BDD",
str(e)
)
else:
QMessageBox.warning(
mainWindow,
"Erreur avec la BDD",
"Veuillez vérifier si la BDD est accessible."
)
exit(1)
|
