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feat(contact-us): add time-trap spam protection to contact form #441

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Merged
vvlladd28 merged 1 commit into from
Jun 1, 2026
Merged

feat(contact-us): add time-trap spam protection to contact form #441

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14 changes: 14 additions & 0 deletions src/components/ContactForm.astro
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Original file line number Diff line number Diff line change
Expand Up @@ -116,6 +116,7 @@ const { mode = 'page' } = Astro.props;
<input type="hidden" name="path" id="path" value="" />
<input type="hidden" name="_next" value="/contact-us-thanks/" />
<input type="text" name="_gotcha" style="display:none" />
<input type="hidden" class="form-rendered-at" value="" />
</div>
<div class="submit-button-container">
<button type="submit" class="submit-btn gtm_button" id="ContactUs_Submit">Submit</button>
Expand Down Expand Up @@ -306,6 +307,9 @@ const { mode = 'page' } = Astro.props;
// Set Formspree action
form.action = 'https://formspree.io/f/xrbnqnna';

const renderedAt = form.querySelector<HTMLInputElement>('.form-rendered-at');
if (renderedAt) renderedAt.value = String(Math.floor(Date.now() / 1000));

// Init select empty state
const select = form.querySelector<HTMLSelectElement>('select[name="subject"]');
if (select) {
Expand All @@ -324,6 +328,16 @@ const { mode = 'page' } = Astro.props;
form.addEventListener('submit', (e) => {
if (!validateForm(form)) {
e.preventDefault();
return;
}

const renderedAt = form.querySelector<HTMLInputElement>('.form-rendered-at');
if (renderedAt && renderedAt.value) {
const tooFast = Math.floor(Date.now() / 1000) - parseInt(renderedAt.value, 10) < 3;
if (tooFast) {
e.preventDefault();
form.innerHTML = '<p>Thank you! Your message has been received.</p>';
}
}
});

Expand Down