Updated Zapette API and script
This commit is contained in:
keplyx
parent
ebe52728c5
commit
2154c439df
5 changed files with 301 additions and 60 deletions
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@ -1,35 +0,0 @@
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<?php
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$rest_json = file_get_contents("php://input");
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$_POST = json_decode($rest_json, true);
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// Must have a code and password field
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$fp = fopen('.htpassajax', 'r');
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$password = trim(fread($fp, filesize('.htpassajax')));
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fclose($fp);
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if ($_POST["password"] != $password)
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die("Wrong Password");
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// open the file and get the stock
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$file = '../data/stock-v2.json';
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$fp = fopen($file, 'r');
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$result = json_decode(fread($fp, filesize($file)));
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fclose($fp);
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$returnVal = 'N/A';
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// Get the price from the given code and remove 1 in quantity. Do not get the price if quantity is at 0
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foreach ($result->articles as $articleObject) {
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if ($articleObject->code === $_POST["code"] && intval($articleObject->quantity) > 0) {
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$returnVal = $articleObject->name . "\n". $articleObject->price . "€";
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$articleObject->quantity = strval(intval($articleObject->quantity) - 1);
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}
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}
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// open the file and write the updated stock
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$fp = fopen('../data/stock.json', 'w');
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fwrite($fp, json_encode($result));
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fclose($fp);
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echo $returnVal;
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10
ajax/zapette.php
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10
ajax/zapette.php
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@ -0,0 +1,10 @@
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<?php
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$relativePath = "../";
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require_once $relativePath.'classes/zapetteHandler.php';
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$rest_json = file_get_contents("php://input");
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$_POST = json_decode($rest_json, true);
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$handler = new ZapetteHandler($_POST);
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echo json_encode($handler->do_action());
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@ -35,6 +35,14 @@ class Dao
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return $cursor->fetchAll(PDO::FETCH_ASSOC);
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}
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public function get_article_of_code($code)
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{
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$sql = 'SELECT * FROM articles WHERE code=?';
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$cursor = $this->conn->prepare($sql);
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$cursor->execute([$code]);
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return $cursor->fetchAll(PDO::FETCH_ASSOC)[0];
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}
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public function get_categories_of_article($articleid)
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{
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$sql = 'SELECT category_id FROM article_categories WHERE article_id=?';
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121
classes/zapetteHandler.php
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121
classes/zapetteHandler.php
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@ -0,0 +1,121 @@
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<?php
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require_once 'dao.php';
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class ZapetteHandler
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{
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private $valid_actions = ["scan", "validate",];
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private $action;
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private $data;
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private $given_password;
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private $dao;
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private $password;
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private $responseArray = array(
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"status" => 0,
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"message" => "Success",
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"data" => "",
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);
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public function __construct($post)
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{
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$this->read_password();
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$this->given_password = $this->get_password($post);
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$this->action = $this->get_action($post);
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$this->data = $this->get_data($post);
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$this->dao = new Dao();
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}
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public function do_action()
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{
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$result = "";
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if ($this->is_password_valid()) {
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if ($this->action == "scan") {
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$result = $this->get_scanned_article();
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if (sizeof($result) == 0)
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$this->setUnknownCodeErrorResponse();
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} else if ($this->action == "validate") {
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$result = $this->update_stock();
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if (!$result)
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$this->setUpdateStockErrorResponse();
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}
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} else {
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$this->setWrongPasswordErrorResponse();
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}
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$this->responseArray["data"] = $result;
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return $this->responseArray;
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}
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private function read_password() {
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$real_path = __DIR__ . "/.htpasszapette";
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$fp = fopen($real_path, 'r');
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$this->password = trim(fread($fp, filesize($real_path)));
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fclose($fp);
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}
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private function is_password_valid() {
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return $this->given_password == $this->password;
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}
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private function get_scanned_article() {
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$article = [];
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if ($this->data != "") {
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$article = $this->dao->get_article_of_code($this->data);
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}
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return $article;
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}
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private function update_stock() {
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$result = false;
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if ($this->data != "") {
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foreach ($this->data as $row) {
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$result = $this->dao->update_article_stock($row["id"], $row["quantity"]);
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}
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}
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return $result;
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}
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function setWrongPasswordErrorResponse()
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{
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$this->responseArray["status"] = 1;
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$this->responseArray["message"] = "Error: Wrong password";
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}
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function setUnknownCodeErrorResponse()
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{
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$this->responseArray["status"] = 2;
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$this->responseArray["message"] = "Error: Unknown code scanned";
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}
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function setUpdateStockErrorResponse()
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{
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$this->responseArray["status"] = 3;
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$this->responseArray["message"] = "Error: Impossible to update stock";
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}
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private function get_action($inputData)
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{
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if (!in_array($inputData["action"], $this->valid_actions))
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return "";
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else
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return $inputData["action"];
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}
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private function get_data($inputData)
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{
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if ($inputData["data"] == null)
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return "";
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else
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return $inputData["data"];
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}
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private function get_password($inputData)
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{
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if ($inputData["password"] == null)
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return "";
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else
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return $inputData["password"];
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}
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}
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165
zapette.py
165
zapette.py
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@ -1,37 +1,174 @@
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# run pip3 install requests
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import requests
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import json
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import os
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from signal import signal, SIGINT
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from sys import exit
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API_ENDPOINT = "https://srv-falcon.etud.insa-toulouse.fr/~proximo/ajax/scan_article.php"
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# API_ENDPOINT = "https://etud.insa-toulouse.fr/~proximo/ajax/zapette.php"
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API_ENDPOINT = "http://localhost/proximo/ajax/zapette.php"
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def get_password():
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class bcolors:
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HEADER = '\033[95m'
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OKBLUE = '\033[94m'
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OKGREEN = '\033[92m'
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WARNING = '\033[93m'
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FAIL = '\033[91m'
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ENDC = '\033[0m'
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BOLD = '\033[1m'
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UNDERLINE = '\033[4m'
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class scan_types:
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SELL = 'v',
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BUY = 'a',
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class error_types:
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NONE = 0,
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NETWORK = 1,
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URL = 2,
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INPUT = 3,
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NO_EXIST = 4,
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class Scanner:
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def __init__(self):
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self.ask_type()
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self.password = self.get_password()
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self.scannedArticles = []
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def ask_type(self):
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typeInput = input("\nVoulez vous " + bcolors.OKGREEN + "acheter" + bcolors.ENDC + " ou " + bcolors.FAIL + "vendre" + bcolors.ENDC + " ? [" + bcolors.OKGREEN + "a" + bcolors.ENDC + "/" + bcolors.FAIL + "v" + bcolors.ENDC + "] ")
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if (typeInput.lower() == 'a'):
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self.type = scan_types.BUY
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else:
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self.type = scan_types.SELL
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def get_password(self):
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with open('pass') as f:
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password = f.readline()
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return password.strip()
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def display_type(self):
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if (self.type == scan_types.SELL):
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print(" ==> Mode " + bcolors.FAIL + bcolors.BOLD + "VENTE")
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else:
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print(" ==> Mode " + bcolors.OKGREEN + bcolors.BOLD + "ACHAT")
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print(bcolors.ENDC)
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def search_product(code):
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# data to be sent to api
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def scan_product(self, code):
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data = {
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'password': get_password(),
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'code': str(code)
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'password': self.password,
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'action': 'scan',
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'data': str(code)
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}
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# sending post request and saving response as response object
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r = requests.post(url=API_ENDPOINT, data=json.dumps(data))
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return r.text
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if (r.json()['status'] == 0):
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article = r.json()["data"]
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self.scannedArticles.append(article)
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return r.json()['status'] == 0
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def display_cart(self):
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total = 0.0
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for article in self.scannedArticles:
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print(article["name"] + ' : ' + bcolors.BOLD + article["price"] + '€' + bcolors.ENDC)
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total += float(article["price"])
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# Print only to only 2 decimals
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total_display = "{:.2f}".format(total)
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print(bcolors.OKGREEN + "Total: " + bcolors.BOLD + total_display + '€' + bcolors.ENDC)
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def send_cart(self):
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scanned_list = []
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modifier = -1 if self.type == scan_types.SELL else 1
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for article in self.scannedArticles:
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scanned_list.append({"id": article["id"], "quantity": modifier})
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data = {
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'password': self.password,
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'action': 'validate',
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'data': scanned_list
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}
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r = requests.post(url=API_ENDPOINT, data=json.dumps(data))
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return r.json()['status'] == 0
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def ask_confirmation(message):
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confirm_input = input(message)
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return confirm_input.lower() == 'o'
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def clear_screen():
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os.system('clear')
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print("Appuyez sur " + bcolors.BOLD + "[CTRL + C]" + bcolors.ENDC + " à tout moment pour quitter.\n")
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def printStartScreen():
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clear_screen()
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print(bcolors.BOLD)
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print(bcolors.WARNING + "#########################################")
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print("#/ \#")
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print("# " + bcolors.FAIL + "-=|" + bcolors.OKGREEN + " ZAPETTE " + bcolors.FAIL + "|=-" + bcolors.WARNING + " #")
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print("#\ /#")
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print("#########################################")
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print(bcolors.ENDC)
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print("Bienvenue dans le programme de la Zapette !")
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def display_scan_header(scanner, last_error):
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clear_screen()
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scanner.display_type()
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print("Scannez le codes puis appuyez sur [ENTRÉE] pour valider.")
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print("Appuyez sur [ENTRÉE] sans code pour valider la commande.\n")
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scanner.display_cart()
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if (last_error == error_types.URL):
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print(bcolors.FAIL + "Format URL invalide !" + bcolors.ENDC)
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elif (last_error == error_types.NETWORK):
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print(bcolors.FAIL + "URL invalide !" + bcolors.ENDC)
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elif (last_error == error_types.INPUT):
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print(bcolors.FAIL + "Code invalide !" + bcolors.ENDC)
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elif (last_error == error_types.NO_EXIST):
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print(bcolors.FAIL + "L'article n'existe pas." + bcolors.ENDC)
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print()
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def confirm_end_scan(scanner):
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display_scan_header(scanner, error_types.NONE)
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return ask_confirmation("Voulez vous vraiment terminer et envoyer les modifications ? [o/n] ")
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def handler(signal_received, frame):
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os.system('clear')
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print('Programme de la zapette terminé.')
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exit(0)
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def validate_cart(scanner):
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clear_screen()
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print("Envoi des modifications au serveur...")
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if (scanner.send_cart()):
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print(bcolors.OKGREEN + bcolors.BOLD + "Succès !" + bcolors.ENDC)
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else:
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print(bcolors.FAIL + bcolors.BOLD + "Échec !" + bcolors.ENDC)
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input("\nAppuyez sur [ENTRÉE] pour continuer...")
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def main():
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code_input = input('Scannez le code\n')
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signal(SIGINT, handler)
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printStartScreen()
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while True:
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scanner = Scanner()
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last_error = error_types.NONE
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while True:
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display_scan_header(scanner, last_error)
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code_input = input('=> ')
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if (code_input == ""):
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if (confirm_end_scan(scanner)):
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validate_cart(scanner)
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break
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else:
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continue
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try:
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code = int(code_input)
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result = search_product(code)
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print(result)
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if (scanner.scan_product(code)):
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last_error = error_types.NONE
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else:
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last_error = error_types.NO_EXIST
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except requests.exceptions.MissingSchema:
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print("Format URL invalide !")
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last_error = error_types.URL
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except requests.exceptions.ConnectionError:
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print("URL invalide !")
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last_error = error_types.NETWORK
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except ValueError:
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print("Code invalide !")
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last_error = error_types.INPUT
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clear_screen()
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main()
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