<?php
/**
 * Uninstall cleanup. Removes plugin options + the internal embed-status meta.
 * The user's AI flags (_aicl_source_type) and any IPTC/XMP already written into
 * image files are intentionally preserved as their data.
 *
 * @package AIM_Transparency
 * @since 1.0.0
 */

if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit;
}

/**
 * Removes this plugin's options, transient, and internal embed-status meta for the current site.
 *
 * The user's AI flags ( _aicl_source_type ) and any IPTC/XMP metadata already written
 * into image files are intentionally preserved, since that information is the user's data.
 *
 * @since 1.0.0
 *
 * @return void
 */
function aicl_uninstall_site() {
	delete_option( 'aicl_settings' );
	delete_option( 'aicl_waitlist' );
	delete_option( 'aicl_directory' );
	delete_option( 'aicl_readiness' );
	delete_option( 'aicl_welcomed' );
	delete_option( 'aicl_delivery' );

	wp_clear_scheduled_hook( 'aicl_delivery_check' );
	delete_transient( 'aicl_flagged_count' );
	delete_transient( 'aicl_url_map' );
	delete_transient( 'aicl_detect' );
	delete_metadata( 'post', 0, '_aicl_embed_status', '', true );

	/*
	 * The text disclosure record goes, unlike the image flags above. Those describe a file
	 * the owner keeps after uninstalling; these describe a plugin decision about a post and
	 * are meaningless once the plugin that reads them is gone. Leaving them would strand
	 * an editorial-responsibility claim in the database with nothing left to interpret it.
	 */
	delete_metadata( 'post', 0, '_aicl_text_type', '', true );
	delete_metadata( 'post', 0, '_aicl_text_reviewed', '', true );
	delete_metadata( 'post', 0, '_aicl_text_editor', '', true );
	delete_metadata( 'post', 0, '_aicl_text_reviewed_on', '', true );
}

if ( is_multisite() ) {
	foreach ( get_sites(
		array(
			'number' => 1000,
			'fields' => 'ids',
		)
	) as $aicl_blog_id ) {
		switch_to_blog( $aicl_blog_id );
		aicl_uninstall_site();
		restore_current_blog();
	}
} else {
	aicl_uninstall_site();
}