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<?php |
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/** |
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* Noted! — uninstall handler. |
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* |
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* Runs when the plugin is deleted from the WordPress admin (NOT on |
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* deactivation). Only purges data when the user has opted in via the |
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* "Delete all data on uninstall" toggle on the settings page. |
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*/ |
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|
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declare(strict_types=1); |
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|
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if (! defined('WP_UNINSTALL_PLUGIN')) { |
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exit; |
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} |
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|
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const NOTED_OPTION_KEY = 'noted_settings'; |
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const NOTED_POST_TYPE = 'noted_note'; |
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|
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$noted_settings = get_option(NOTED_OPTION_KEY, []); |
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if (! is_array($noted_settings) || empty($noted_settings['delete_on_uninstall'])) { |
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return; |
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} |
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|
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global $wpdb; |
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|
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// 1. Delete every noted_note post and its associated meta. |
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|
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$note_ids = $wpdb->get_col($wpdb->prepare( |
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"SELECT ID FROM {$wpdb->posts} WHERE post_type = %s", |
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NOTED_POST_TYPE |
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)); |
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foreach ((array) $note_ids as $note_id) { |
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wp_delete_post((int) $note_id, true); |
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} |
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|
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// 2. Strip the `notedNote` block attribute from every post that contains it. |
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|
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$strip_noted_note = static function (array $block) use (&$strip_noted_note): array { |
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if (isset($block['attrs']['notedNote'])) { |
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unset($block['attrs']['notedNote']); |
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} |
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if (isset($block['attrs']['notedNoteUser'])) { |
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unset($block['attrs']['notedNoteUser']); |
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} |
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if (! empty($block['innerBlocks'])) { |
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$block['innerBlocks'] = array_map($strip_noted_note, $block['innerBlocks']); |
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} |
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return $block; |
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}; |
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|
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$attribute_marker = '"notedNote"'; |
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$like_pattern = '%' . $wpdb->esc_like($attribute_marker) . '%'; |
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$candidate_ids = $wpdb->get_col($wpdb->prepare( |
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"SELECT ID FROM {$wpdb->posts} WHERE post_content LIKE %s", |
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$like_pattern |
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)); |
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|
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foreach ((array) $candidate_ids as $post_id) { |
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$original_content = get_post_field('post_content', (int) $post_id); |
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if (! is_string($original_content) || strpos($original_content, $attribute_marker) === false) { |
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continue; |
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} |
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|
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$blocks = parse_blocks($original_content); |
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$cleaned_blocks = array_map($strip_noted_note, $blocks); |
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$rewritten_content = serialize_blocks($cleaned_blocks); |
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|
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if ($rewritten_content === $original_content) { |
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continue; |
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} |
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|
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wp_update_post([ |
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'ID' => (int) $post_id, |
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'post_content' => $rewritten_content, |
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]); |
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} |
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|
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// 3. Drop the plugin option. |
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|
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delete_option(NOTED_OPTION_KEY); |
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|
