move DB to seperate User & Blog classes

public/index.php

@@ -6,13 +6,13 @@ session_start();
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Slim\Factory\AppFactory;
-use Blog\DB;
+use Blog\DB\User;
+use Blog\DB\Blog;
 
 require __DIR__ . '/../vendor/autoload.php';
 
 $app = AppFactory::create();
 
-$db = new DB();
 ini_set('display_errors', 'Off');
 
 function addNavbar($response)
@@ -104,7 +104,7 @@ $app->map(['GET', 'POST'], '/blog/create', function (Request $request, Response
             addFooter($response);           
         } else {
             $data = $request->getParsedBody();
-            global $db;
+            $db = new Blog();
 
             $res = $db->createBlog($data);
             if($res) {
@@ -158,7 +158,7 @@ $app->map(['GET', 'POST'], '/login', function (Request $request, Response $respo
     } else {
         $postdata = $request->getParsedBody();
         
-        global $db;
+        $db = new User();
         $logged_in = $db->checkUserPass($postdata['username'], $postdata['password']);
         if ($logged_in) {
             $_SESSION["username"] = $postdata['username'];

src/DB.php

@@ -1,35 +0,0 @@
-<?php
-
-namespace Blog;
-
-use SQLite3;
-
-class DB extends SQLite3 {
-	function __construct() {
-		$this->open('../private/test.db');
-	}
-
-	public function checkUserPass($user, $pass) {
-		$sql = "SELECT COUNT(*) as count FROM users WHERE username = '" . $user . "' AND password = '" . $pass . "'";
-		$ret = $this->query($sql);
-		$rows = $ret->fetchArray(SQLITE3_ASSOC);
-		$rowcount = $rows['count'];
-		if ($rowcount == 1) {
-			return true;
-		} else {
-			return false;
-		}
-	}
-
-	public function createBlog($data) {
-		$this->enableExceptions(false);
-		$stmt = $this->prepare("INSERT INTO blogs (slug, title, content) VALUES (:slug, :title, :content)");
-		$stmt->bindValue(':slug', $data['slug'], SQLITE3_TEXT);
-		$stmt->bindValue(':title', $data['title'], SQLITE3_TEXT);
-		$stmt->bindValue(':content', $data['content'], SQLITE3_TEXT);
-		$res = $stmt->execute();
-		return $res;
-	}
-}
-
-?>

src/DB/Blog.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Blog\DB;
+
+class Blog extends DB {
+	
+	public function createBlog($data) {
+		$this->enableExceptions(false);
+		$stmt = $this->prepare("INSERT INTO blogs (slug, title, content) VALUES (:slug, :title, :content)");
+		$stmt->bindValue(':slug', $data['slug'], SQLITE3_TEXT);
+		$stmt->bindValue(':title', $data['title'], SQLITE3_TEXT);
+		$stmt->bindValue(':content', $data['content'], SQLITE3_TEXT);
+		$res = $stmt->execute();
+		return $res;
+	}
+}
+
+?>

src/DB/DB.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Blog\DB;
+
+use SQLite3;
+
+class DB extends SQLite3 {
+	function __construct() {
+		$this->open('../private/test.db');
+	}
+}
+
+?>

src/DB/User.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Blog\DB;
+
+class User extends DB {
+	
+	public function checkUserPass($user, $pass) {
+		$sql = "SELECT COUNT(*) as count FROM users WHERE username = '" . $user . "' AND password = '" . $pass . "'";
+		$ret = $this->query($sql);
+		$rows = $ret->fetchArray(SQLITE3_ASSOC);
+		$rowcount = $rows['count'];
+		if ($rowcount == 1) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+}
+
+?>