james/miles-city-council
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Improved error handling

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This commit is contained in:
scoliono 2021-12-27 08:07:02 +00:00
parent 896a3b29b5
commit 0de9a1b1d1
6 changed files with 44 additions and 6 deletions
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10
admin/login.php
View File

@ -1,10 +1,19 @@
<?php
session_set_cookie_params(3600);
session_start();
if (!isset($_SESSION['login_attempts'])) {
$_SESSION['login_attempts'] = 0;
}
$token = $_POST['token'];
if (!isset($_SESSION['uid'])) {
if ($_SESSION['login_attempts'] >= 5) {
http_response_code(403);
die("Error: too many login attempts.");
}
if (!isset($token)) {
?>
<!DOCTYPE HTML>
@ -24,6 +33,7 @@ if (!isset($_SESSION['uid'])) {
<?php
die;
} else if ($token !== '1445') {
$_SESSION['login_attempts']++;
http_response_code(403);
die("Error: incorrect token");
} else {

2
admin/logout.php
View File

@ -8,7 +8,7 @@ unset($_SESSION['uid']);
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="refresh" content="3; /">
<meta http-equiv="refresh" content="1; /">
</head>
<body>
<p>Signed out.</p>

5
admin/unsubscribe.php
View File

@ -21,7 +21,10 @@ if (!$query) {
die("Error: {$conn->error}");
}
$query->bind_param("s", $email);
$query->execute();
if (!$query->execute()) {
http_response_code(500);
die("Error {$query->errno}: {$query->error}");
}
if ($query->affected_rows === 0) {
http_response_code(400);

0
index.html → index.php
View File

4
js/app.js
View File

@ -59,7 +59,9 @@ document.addEventListener('DOMContentLoaded', function () {
}).then(function (res) {
if (!res.ok) {
res.json().then(function (err) {
document.querySelector('input[name="'+ err.field + '"]').classList.add('invalid');
if ('field' in err) {
document.querySelector('input[name="'+ err.field + '"]').classList.add('invalid');
}
alert(err.message);
});
} else {

29
subscribe.php
View File

@ -1,5 +1,7 @@
<?php
#ini_set('display_errors', 1);
session_set_cookie_params(3600);
session_start();
$email = $_POST['email'];
$fname = $_POST['full_name'];
@ -15,8 +17,9 @@ $phone_num = preg_replace("/[^0-9]/", '', $phone);
if (strlen($phone_num) == 11)
$phone_num = preg_replace("/^1/", '', $phone_num);
if (!$email || preg_match($pattern, $email) !== 1 || !$fname || strlen($phone_num) != 10) {
if (!$email || preg_match($pattern, $email) !== 1 || !$fname || strlen($phone_num) !== 10) {
http_response_code(400);
header('Content-Type: application/json');
die(json_encode([
'field' => 'email',
'message' => 'Error: An email address, first name, and last name are required.'
@ -24,6 +27,7 @@ if (!$email || preg_match($pattern, $email) !== 1 || !$fname || strlen($phone_nu
}
if ($gender && $gender !== 'm' && $gender !== 'f') {
http_response_code(400);
header('Content-Type: application/json');
die(json_encode([
'field' => 'full_name',
'message' => 'Error: An invalid gender was given.'
@ -37,14 +41,33 @@ $query = $conn->prepare(
);
if (!$query) {
http_response_code(500);
header('Content-Type: application/json');
die(json_encode(['message' => $conn->error]));
}
if (!isset($_SESSION['signups'])) {
$_SESSION['signups'] = 0;
} else if ($_SESSION['signups'] >= 5) {
http_response_code(429);
header('Content-Type: application/json');
die(json_encode(['message' => 'You are subscribing too often.']));
}
$query->bind_param(
"sssss",
$email, $fname, $phone_num, $gender,
date("Y-m-d H:i:s")
);
$query->execute();
if (!$query->execute()) {
http_response_code(500);
header('Content-Type: application/json');
if ($query->errno === 1062) {
http_response_code(400);
header('Content-Type: application/json');
die(json_encode(['message' => 'This email is already subscribed.', 'field' => 'email']));
} else {
die(json_encode(['message' => $query->error, 'errno' => $query->errno]));
}
}
$_SESSION['signups']++;
?>
<!DOCTYPE HTML>