49 lines
1.6 KiB
PHP
49 lines
1.6 KiB
PHP
<?php
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require __DIR__ . '/../incl/util.php';
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setPlainHeader();
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if (isAllowedDatabaseVersion(getClientVersion())) {
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if (getClientVersion() == "1.3-beta1") {
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require __DIR__ . '/backported/1.3-beta1/changeAccountUsername.php';
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exit;
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}
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}
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checkClientDatabaseVersion();
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$conn = newConnection();
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$post = getPostData();
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$oldusername = $post['oldusername'] ?? '';
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$newusername = $post['newusername'] ?? '';
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$token = $post['token'] ?? '';
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$username = $post['username'] ?? '';
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if (!preg_match('/^[a-zA-Z0-9]{3,16}$/', $newusername)) {
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exitWithMessage(json_encode(["success" => false, "message" => "New username must be 3-16 characters, letters and numbers only"]));
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}
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$stmt = $conn->prepare("SELECT * FROM users WHERE username = ?");
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$stmt->bind_param("s", $newusername);
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$stmt->execute();
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$result = $stmt->get_result();
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if ($result->num_rows > 0) {
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exitWithMessage(json_encode(["success" => false, "message" => "New username already exists"]));
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}
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$stmt = $conn->prepare("SELECT * FROM users WHERE username = ? AND token = ?");
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$stmt->bind_param("ss", $oldusername, $token);
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$stmt->execute();
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$result = $stmt->get_result();
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if ($result->num_rows === 0) {
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exitWithMessage(json_encode(["success" => false, "message" => "Invalid old username"]));
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}
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$stmt = $conn->prepare("UPDATE users SET username = ? WHERE username = ? AND token = ?");
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$stmt->bind_param("sss", $newusername, $username, $token);
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$stmt->execute();
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if ($stmt->affected_rows === 0) {
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exitWithMessage(json_encode(["success" => false, "message" => "Invalid session token or username, please refresh login"]));
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}
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echo encrypt(json_encode(["success" => true])); |