Commit inicial

include/bd_pdo.php

@@ -0,0 +1,207 @@
+<?php
+require_once "vendor/autoload.php";
+
+use \SeinopSys\PostgresDb;
+# env
+$dotenv = Dotenv\Dotenv::createImmutable(__DIR__);
+$dotenv->load();
+
+# Connect to the database
+try {
+    // Postgres
+    $pdo = new PDO("pgsql:host={$_ENV['DB_HOST']};dbname={$_ENV['DB_NAME']}", $_ENV['DB_USER'], $_ENV['DB_PASS']);
+    $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+
+    $db = new PostgresDb();
+    $db->setConnection($pdo);
+} catch (PDOException $e) {
+    echo "Error: " . $e->getMessage();
+}
+
+
+trait DatabaseModel
+{
+
+    public function __construct(protected string $tableName, protected array $columns = [])
+    {
+    }
+
+    public function get(array $params = [], string $what = '*')
+    {
+        global $db;
+
+        $conditions = [];
+        foreach ($params as $key => $value) {
+            $conditions[] = "$key = :$key";
+        }
+
+        $sql = "SELECT $what FROM $this->tableName";
+        if ($conditions) {
+            $sql .= " WHERE " . implode(" AND ", $conditions);
+        }
+
+        $result = $db->query($sql, $params);
+        return $result;
+    }
+
+    protected function insert__(array $params = [], ?string $where = null)
+    {
+        global $db;
+
+        if ($where === null) {
+            $where = $this->tableName;
+        }
+
+        $columns = [];
+        foreach ($params as $key => $value) {
+            $columns[] = "$key = :$key";
+        }
+
+        $sql = "INSERT INTO $where SET " . implode(", ", $columns);
+        $result = $db->query($sql, $params);
+        return $result;
+
+    }
+}
+
+abstract class WebServiceSGU
+{
+    const BASE_URL = "https://portal.ulsa.edu.mx/servicios/AuditoriaAsistencialRest/AuditoriaAsistencialService.svc/auditoriaAsistencial";
+
+    private static array $keys = [
+        'username' => 'SGU_APSA_AUD_ASIST',
+        'password' => 'B4qa594JFPr2ufHrZdHS8A==',
+    ];
+
+    private static ?JsonSchema\Validator $validator = null;
+    private string $baseUrl;
+
+    public function __construct(protected string $endpoint, protected ?string $schema = null)
+    {
+        $this->baseUrl = self::BASE_URL . $endpoint;
+    }
+
+    private static function initCurl(array $options = [])
+    {
+        $ch = curl_init();
+        curl_setopt_array($ch, $options);
+        return $ch;
+    }
+
+    private static function get_token(): string
+    {
+        $curl = self::initCurl([
+            CURLOPT_URL => self::BASE_URL . "/inicioSesion/seleccionar",
+            CURLOPT_RETURNTRANSFER => true,
+            CURLOPT_CUSTOMREQUEST => "POST",
+            CURLOPT_HTTPHEADER => ["Content-Type: application/json"],
+            CURLOPT_POSTFIELDS => json_encode(self::$keys),
+        ]);
+
+        $response = curl_exec($curl);
+        $err = curl_error($curl);
+        curl_close($curl);
+
+        if ($err)
+            throw new Exception("cURL Error: $err");
+
+        return trim($response, '"'); // remove quotes
+    }
+
+    protected function validate_schema($data): bool
+    {
+        if ($this->schema === null)
+            return true;
+
+        self::getValidator()->validate($data, (object) json_decode($this->schema));
+        return self::getValidator()->isValid();
+    }
+
+    public static function getValidator(): JsonSchema\Validator
+    {
+        return self::$validator ??= new JsonSchema\Validator();
+    }
+
+    public function get_errors(): array
+    {
+        return self::getValidator()->getErrors();
+    }
+
+    public function get(array $data = []): array
+    {
+        if (!$this->validate_schema($data)) {
+            throw new Exception('Invalid schema');
+        }
+
+        $ch = self::initCurl([
+            CURLOPT_POST => 1,
+            CURLOPT_POSTFIELDS => json_encode($data),
+            CURLOPT_URL => $this->baseUrl,
+            CURLOPT_HTTPHEADER => [
+                'Content-Type: application/json',
+                'Accept: application/json',
+                'username: ' . self::$keys['username'],
+                'token: ' . self::get_token(),
+            ],
+            CURLOPT_RETURNTRANSFER => 1,
+        ]);
+
+        $response = curl_exec($ch);
+        if (curl_errno($ch)) {
+            throw new Exception('cURL Error: ' . curl_error($ch));
+        }
+
+        curl_close($ch);
+
+        $response = json_decode($response, true);
+
+        if ($response === null) {
+            throw new Exception('Invalid response');
+        }
+
+        return $response;
+    }
+}
+
+final class Horarios extends WebServiceSGU
+{
+    public function __construct()
+    {
+        parent::__construct(
+            "/seleccionar",
+            <<<JSON
+                {
+                    "\$schema": "http://json-schema.org/draft-07/schema#",
+                    "type": "object",
+                    "required": ["idPeriodo"],
+                    "properties": {
+                        "idPeriodo": {
+                            "type": "integer",
+                            "description": "Identificador del periodo a consultar."
+                        },
+                        "claveFacultad": {
+                            "type": "string",
+                            "description": "Clave de la facultad a consultar.",
+                            "pattern": "^[a-zA-Z0-9]*$"
+                        },
+                        "claveCarrera": {
+                            "type": "string",
+                            "description": "Clave de la carrera a consultar.",
+                            "pattern": "^[a-zA-Z0-9]*$"
+                        },
+                        "claveProfesor": {
+                            "type": "string",
+                            "description": "Clave del empleado a consultar.",
+                            "pattern": "^[a-zA-Z0-9]*$"
+                        },
+                        "fecha": {
+                            "type": "string",
+                            "description": "Fecha de la clase.",
+                            "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
+                        }
+                    }
+                }
+            JSON
+        );
+    }
+}