Add sanitize_callback to validate palette checkbox input #290
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jeffpaul
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Sidsector9
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dkotter and
jeffpaul
Sidsector9
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Aug 13, 2025
| 'default' => false, | ||
| 'sanitize_callback' => function( $input ) { | ||
| // Accept only true, 'on', or 1 | ||
| if ( $input === 'on' || $input === true || $input === 1 || $input === '1' ) { |
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Thanks for raising this fix @aditigodse10
I found an issue, that when you try to save the settings with the checkbox unchecked, the Invalid value for Most Used Palette setting. error is shown on top of the page. This is because $input is null when it is unchecked. Can you fix that?
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@aditigodse10 checking in to see if you'll be able to updated based on the code review feedback above?
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This PR adds a sanitize_callback to the
tenup_isc_most_read_paletteoption to validate input before saving.✅ Accepts only true, 'on', 1, or '1'
❌ Rejects all invalid values
🛡️ Shows an admin error using
add_settings_error()when input is incorrectThis ensures secure, expected handling of the checkbox setting and follows WordPress sanitization best practices.