Create WordPress admin settings pages with Settings API.
When creating admin settings pages for the plugin:
register_setting() for storageadd_settings_section()add_settings_field()add_options_page()// Register setting
register_setting('retrologin_options', 'retrologin_settings');
// Add section
add_settings_section('retrologin_general', 'General Settings', 'retrologin_section_cb', 'retrologin');
// Add field
add_settings_field('retrologin_color', 'Retro Color', 'retrologin_color_cb', 'retrologin', 'retrologin_general');
// Add menu page
add_options_page('RetroLogin Settings', 'RetroLogin', 'manage_options', 'retrologin', 'retrologin_options_page');
function retrologin_options_page(): void {
?>
<div class="wrap">
<h1>RetroLogin Settings</h1>
<form action="options.php" method="post">
<?php
settings_fields('retrologin_options');
do_settings_sections('retrologin');
submit_button();
?>
</form>
</div>
<?php
}
function retrologin_sanitize($input): array {
$sanitized = [];
if (isset($input['color'])) {
$sanitized['color'] = sanitize_text_field($input['color']);
}
return $sanitized;
}
manage_options