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fix(mails): size the inline preview to its container, not the viewport #89

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fix(mails): size the inline preview to its container, not the viewport #89

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4 changes: 2 additions & 2 deletions resources/views/mails/preview.blade.php
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Original file line number Diff line number Diff line change
@@ -1,9 +1,9 @@
<div class="w-full h-screen">
<div style="width: 100%; height: 75vh;">
<iframe
srcdoc="{{ $html }}"
sandbox
referrerpolicy="no-referrer"
title="{{ __('Email preview') }}"
class="w-full h-full max-w-full" style="width: 100vw; height: 100vh; border: none;">
style="display: block; width: 100%; height: 100%; border: none;">
</iframe>
</div>
10 changes: 10 additions & 0 deletions tests/MailRouteSecurityTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -162,3 +162,13 @@ function downloadUrl(Mail $mail, $attachment): string
->toContain('referrerpolicy="no-referrer"')
->not->toContain('src="');
});

it('sizes the inline preview to its container rather than the viewport', function () {
$preview = view('mails::mails.preview', ['html' => '<p>Preview</p>'])->render();

// A viewport-wide frame inside a narrower card puts a centred email past
// the card's right edge, so the preview looks empty.
expect($preview)
->toContain('width: 100%')
->not->toContain('100vw');
});