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4 changed files with 61 additions and 19 deletions

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@ -33,6 +33,7 @@
/* misc colors */ /* misc colors */
--dark-red: #dc0000; --dark-red: #dc0000;
--dark-green: #007000;
--column-count: 3; --column-count: 3;
} }
@ -880,10 +881,15 @@ hr.-even {
justify-content: flex-start; justify-content: flex-start;
} }
.contact_form--required { .contact_form--required,
.--error {
color: var(--dark-red) color: var(--dark-red)
} }
.--success {
color: var(--dark-green);
}
.content__contact_form { .content__contact_form {
} }

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@ -5,6 +5,8 @@ const message = document.getElementsByClassName('contact_form__message')[0];
const name = document.getElementsByClassName('contact_form__name')[0]; const name = document.getElementsByClassName('contact_form__name')[0];
const email = document.getElementsByClassName('contact_form__email')[0]; const email = document.getElementsByClassName('contact_form__email')[0];
const captcha = document.getElementsByClassName('contact_form__captcha')[0]; const captcha = document.getElementsByClassName('contact_form__captcha')[0];
const now = (new Date().getTime()/1000).toFixed();
const feedback = document.getElementsByClassName('contact_form__feedback')[0];
contact_form.addEventListener('submit', function(event) { contact_form.addEventListener('submit', function(event) {
event.preventDefault(); event.preventDefault();
@ -12,6 +14,7 @@ contact_form.addEventListener('submit', function(event) {
formData.append('message', message.value); formData.append('message', message.value);
formData.append('name', name.value); formData.append('name', name.value);
formData.append('email', email.value); formData.append('email', email.value);
formData.append('time_sent', now);
// If some bot entered some value, return. // If some bot entered some value, return.
if (typeof captcha.value == 'undefined') { if (typeof captcha.value == 'undefined') {
@ -27,5 +30,32 @@ contact_form.addEventListener('submit', function(event) {
body: formData, body: formData,
}) })
.then(response => response.json()) .then(response => response.json())
.then(json => {console.log(json)}); .then(json => {
console.log(json)
if (json.errors) {
feedback.classList.add('--error');
// Über errors iterieren und diese ausgeben (evtl. nur ersten Fehler ausgeben?)
let error_message = '';
json.errors.forEach(function(error){
/**
* Nur Zeilenumbrüche wenn mehrer Fehlermeldungen existieren,
* aber bei der letzten nicht.
*/
if (json.errors.length > 1) {
if (error == json.errors[json.errors.length - 1]) {
error_message = error_message + error;
} else {
error_message = error_message + error + '<br>';
}
} else {
error_message = error_message + error;
}
})
feedback.innerHTML = error_message;
} else if (json.status == 'ok') {
feedback.classList.add('--success');
feedback.textContent = "Ihre Nachricht wurde erfolgreich ans Office geschickt.";
}
})
.catch(error => console.log(error));
}, false); }, false);

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@ -42,12 +42,6 @@ function send_response($response_data) {
if ($_SERVER["REQUEST_METHOD"] == "POST") { if ($_SERVER["REQUEST_METHOD"] == "POST") {
$response = array(); $response = array();
if (
empty($_POST['message']) ||
empty($_POST['email']) ||
empty($_POST['name']) ||
$_POST['captcha'] != 'Nudelsuppe'
) {
if (empty($_POST['message'])) { if (empty($_POST['message'])) {
$response['errors'][] = 'Du hast keine Nachricht eingegeben.'; $response['errors'][] = 'Du hast keine Nachricht eingegeben.';
} }
@ -57,10 +51,21 @@ if ($_SERVER["REQUEST_METHOD"] == "POST") {
if (empty($_POST['name'])) { if (empty($_POST['name'])) {
$response['errors'][] = 'Du hast keinen Namen eingegeben.'; $response['errors'][] = 'Du hast keinen Namen eingegeben.';
} }
if ($_POST['captcha'] != 'Nudelsuppe') { /**
* Idee zur Bot-Erkennung:
* 1. Ein Bot hat das Pseudocaptcha entweder leer abgeschickt, oder sich selbst etwas ausgedacht.
* 2. Ein Bot schickt die Daten in unter 5s ab.
* 3. Ein Mensch braucht nicht länger als 60min.
*/
if (
$_POST['captcha'] != 'Nudelsuppe' or
preg_match('/\d{10}/', $_POST['time_sent']) != 1 or
time() - intval($_POST['time_sent']) < 5 or
time() - intval($_POST['time_sent']) > 3600
) {
$response['errors'][] = 'Wir glauben du bist ein Bot.'; $response['errors'][] = 'Wir glauben du bist ein Bot.';
} }
} else { if (!array_key_exists('errors', $response)) {
$message = sanitize_text('message'); $message = sanitize_text('message');
$name = sanitize_text('name'); $name = sanitize_text('name');
$email = sanitize_text('email'); $email = sanitize_text('email');

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@ -43,6 +43,7 @@
</p> </p>
<p class="contact_form__submit"> <p class="contact_form__submit">
<input name="submit" type="submit" id="submit" class="contact_form__submit_button" value="Kommentar abschicken" /> <input name="submit" type="submit" id="submit" class="contact_form__submit_button" value="Kommentar abschicken" />
<p class="contact_form__feedback"></p>
</p> </p>
</form> </form>
</div> </div>