Code cleanup

includes/User.class.php

@@ -9,6 +9,13 @@ class User {
         $this->username = $row['username'];
     }
 
+    public static function findByUsername(DatabaseHandle $conn, string $username) : User | null {
+        $query = $conn->query('SELECT id, username FROM users WHERE username = ?', [$username]);
+        $row = $query->fetch();
+
+        return empty($row) ? null : new User($row);
+    }
+
     public static function current(DatabaseHandle $conn) : User | null {
         $session_user = User::createFromPhpSession($conn);
 
@@ -27,7 +34,7 @@ class User {
 
     public static function createFromRememberToken(DatabaseHandle $conn, string $remember_token) : User | null {
         $result = $conn->query(
-            'SELECT users.id AS id, users.username AS username
+            'SELECT users.id AS id, users.username AS username, users.banned AS banned
                 FROM user_sessions
                 INNER JOIN users ON users.id = user_sessions.user_id
                 WHERE user_sessions.token = ?', [$remember_token]
@@ -47,7 +54,7 @@ class User {
 
         $user_id = intval($_SESSION['user_id']);
 
-        $row = $conn->query('SELECT id, username FROM users WHERE id = ?', [$user_id])->fetch();
+        $row = $conn->query('SELECT id, username, banned FROM users WHERE id = ?', [$user_id])->fetch();
 
         return $row ? new User($row) : null;
     }

includes/common.php

@@ -138,8 +138,6 @@ if ($site_permissions) {
 $privatesite = $siteprivate;
 $noguests = $disableguest;
 
-
-
 // Prevent a potential LFI (you never know :p)
 $lang_file = "${default_lang}.php";
 if (in_array($lang_file, scandir('langs/'))) {

includes/functions.php

@@ -176,12 +176,6 @@ function decrypt(string $value) : string {
     return openssl_decrypt($value, "AES-256-CBC", $sec_key);
 }
 
-function deleteMyPaste($conn, $paste_id) {
-    $query = "DELETE FROM pastes where id='$paste_id'";
-    $result = mysqli_query($conn, $query);
-}
-
-
 function getRecent($conn, $count) {
     $query = $conn->prepare("
         SELECT pastes.id, visible, title, created_at, users.username AS member, tagsys 
@@ -195,13 +189,17 @@ function getRecent($conn, $count) {
 }
 
 function getRecentadmin($conn, $count = 5) {
-    $query = $conn->prepare('SELECT id, ip, title, date, now_time, views, member FROM pastes ORDER BY id DESC LIMIT 0, ?');
+    $query = $conn->prepare(
+        'SELECT pastes.id AS id, pastes.ip AS ip, title, created_at, views, users.username AS member
+            FROM pastes
+            INNER JOIN users ON users.id = pastes.user_id
+            ORDER BY id DESC LIMIT 0, ?');
     $query->execute([$count]);
 
     return $query->fetchAll();
 }
 
-function getpopular($conn, $count) {
+function getpopular(PDO $conn, int $count) : array {
     $query = $conn->prepare("
         SELECT pastes.id AS id, visible, title, pastes.created_at AS created_at, views, users.username AS member, tagsys
             FROM pastes INNER JOIN users ON users.id = pastes.user_id
@@ -213,7 +211,7 @@ function getpopular($conn, $count) {
     return $query->fetchAll();
 }
 
-function getrandom($conn, $count) {
+function getrandom(PDO $conn, int $count) : array {
     $query = $conn->prepare("
         SELECT pastes.id, visible, title, created_at, views, users.username AS member, tagsys
             FROM pastes
@@ -225,17 +223,7 @@ function getrandom($conn, $count) {
     return $query->fetchAll();
 }
 
-function getUserRecent($conn, $count, $username) {
-    $query = $conn->prepare("SELECT id, member, title, date, now_time
-FROM pastes where member=? 
-ORDER BY id DESC
-LIMIT 0 , ?");
-    $query->execute([$username, $count]);
-    return $query->fetchAll();
-}
-
-
-function getUserPastes(PDO $conn, $user_id) : array {
+function getUserPastes(PDO $conn, int $user_id) : array {
     $query = $conn->prepare(
         "SELECT id, title, visible, code, created_at, tagsys, user_id, views from pastes WHERE user_id = ?
          ORDER by pastes.id DESC");
@@ -243,21 +231,6 @@ function getUserPastes(PDO $conn, $user_id) : array {
     return $query->fetchAll();
 }
 
-function jsonView($paste_id, $p_title, $p_conntent, $p_code) {
-    $stats = false;
-    if ($p_code) {
-        // Raw
-        header('conntent-type: text/plain');
-        echo $p_conntent;
-        $stats = true;
-    } else {
-        // 404
-        header('HTTP/1.1 404 Not Found');
-    }
-    return $stats;
-}
-
-
 function getTotalPastes(PDO $conn, string $username) : int {
     $query = $conn->prepare("SELECT COUNT(*) AS total_pastes
             FROM pastes INNER JOIN users ON users.id = pastes.user_id
@@ -271,18 +244,6 @@ function isValidUsername(string $str) : bool {
     return !preg_match('/[^A-Za-z0-9._\\-$]/', $str);
 }
 
-function existingUser(PDO $conn, string $username) : bool {
-    $query = $conn->prepare('SELECT 1 FROM users WHERE username = ?');
-    $query->execute([$username]);
-
-    return (bool) $query->fetch();
-}
-
-function updateMyView(PDO $conn, $paste_id) {
-    $query = $conn->prepare("UPDATE pastes SET views = (views + 1) where id = ?");
-    $query->execute([$paste_id]);
-}
-
 function friendlyDateDifference(DateTime $lesser, DateTime $greater) : string {
     $delta = $greater->diff($lesser, true);
 
@@ -341,7 +302,7 @@ function conTime($secs) {
     return $val;
 }
 
-function truncate($input, $maxWords, $maxChars) {
+function truncate(string $input, int $maxWords, int $maxChars) : string {
     $words = preg_split('/\s+/', $input);
     $words = array_slice($words, 0, $maxWords);
     $words = array_reverse($words);
@@ -364,32 +325,6 @@ function truncate($input, $maxWords, $maxChars) {
     return $result . ($input == $result ? '' : '[...]');
 }
 
-function truncatetag($input, $maxWords, $maxChars) {
-    $str = $input;
-    $pattern = '/,/i';
-    $words = preg_replace($pattern, ' ', $str);
-    $words = preg_split('/\s+/', $input);
-    $words = array_slice($words, 0, $maxWords);
-    $words = array_reverse($words);
-
-    $chars = 0;
-    $truncated1 = array();
-
-    while (count($words) > 0) {
-        $fragment = trim(array_pop($words));
-        $chars += strlen($fragment);
-
-        if ($chars > $maxChars)
-            break;
-
-        $truncated1[] = $fragment;
-    }
-
-    $result = implode(' ', $truncated1);
-
-    return $result . ($input == $result ? '' : '...');
-}
-
 function doDownload($paste_id, $p_title, $p_member, $p_conntent, $p_code) {
     $stats = false;
     if ($p_code) {

paste.php

@@ -219,16 +219,18 @@ if ($p_password == "NONE") {
         $p_embed = "paste.php?embed&id=$paste_id";
     }
 
-    //pasteviews
+    // View counter
     if ($_SESSION['not_unique'] !== $paste_id) {
         $_SESSION['not_unique'] = $paste_id;
-        updateMyView($conn, $paste_id);
+        $conn->prepare("UPDATE pastes SET views = (views + 1) where id = ?")
+            ->execute($paste_id);
     }
 
     // Theme
     require_once('theme/' . $default_theme . '/view.php');
     if ($p_expiry == "SELF") {
-        deleteMyPaste($con, $paste_id);
+        $conn->prepare('DELETE FROM pastes WHERE id = ?')
+            ->execute([$paste_id]);
     }
 } else {
     $p_download = "paste.php?download&id=$paste_id&password=" . pp_password_hash(isset($_POST['mypass']));
@@ -239,7 +241,8 @@ if ($p_password == "NONE") {
             // Theme
             require_once('theme/' . $default_theme . '/view.php');
             if ($p_expiry == "SELF") {
-                deleteMyPaste($con, $paste_id);
+                $conn->prepare('DELETE FROM pastes WHERE id = ?')
+                    ->execute([$paste_id]);
             }
         } else {
             $error = $lang['wrongpwd']; //"Password is wrong";