load_item();
$this->load_changeset();
$this->redirect_to_changeset();
}
if ( isset( $_GET['fl-asst-customizer-preview'] ) && wp_is_uuid( $_GET['fl-asst-customizer-preview'] ) ) {
if ( ! isset( $_GET['changeset_uuid'] ) ) {
$this->uuid = $_GET['fl-asst-customizer-preview'];
$this->redirect_to_changeset();
} else {
add_action( 'customize_controls_print_styles', [ $this, 'print_styles' ] );
}
}
}
public function load_item() {
$item_id = absint( $_GET['fl-asst-customizer-preview-init'] );
if ( $item_id ) {
$client = new CloudClient;
$item = $client->libraries->get_item( $item_id );
if ( $item ) {
$this->item = $item;
}
}
}
public function load_changeset() {
if ( $this->item ) {
$posts = get_posts( [
'post_type' => 'customize_changeset',
'post_status' => 'auto-draft',
'meta_key' => 'fl_asst_changeset_item_id',
'meta_value' => $this->item->id,
] );
if ( count( $posts ) ) {
$this->uuid = $posts[0]->post_name;
$this->update_changeset( $posts[0]->ID );
} else {
$this->create_changeset();
}
}
}
public function update_changeset( $post_id ) {
if ( $this->item ) {
wp_update_post( [
'ID' => $post_id,
'post_content' => $this->create_changeset_content(),
] );
}
}
public function create_changeset() {
if ( $this->item ) {
$this->uuid = wp_generate_uuid4();
wp_insert_post( [
'post_type' => 'customize_changeset',
'post_status' => 'auto-draft',
'post_author' => get_current_user_id(),
'post_name' => $this->uuid,
'post_content' => $this->create_changeset_content(),
'meta_input' => [
'fl_asst_changeset_item_id' => $this->item->id,
'_customize_restore_dismissed' => 1,
]
] );
}
}
public function create_changeset_content() {
global $wp_customize;
$theme = $this->item->data->theme;
$mods = $this->item->data->mods;
$options = $this->item->data->options;
$css = $this->item->data->css;
$current_mods = get_theme_mods();
$settings = $wp_customize->settings();
$slug = get_stylesheet();
$user_id = get_current_user_id();
$date = date( 'Y-m-d h:i:s' );
$content = [];
foreach ( $mods as $key => $value ) {
if ( isset( $current_mods[ $key ] ) && $value === $current_mods[ $key ] ) {
continue;
}
$content[ "{$slug}::{$key}" ] = [
'value' => wp_slash( $value ),
'type' => 'theme_mod',
'user_id' => $user_id,
'date_modified_gmt' => $date
];
}
foreach ( $settings as $key => $setting ) {
if ( 'option' === $setting->type ) {
if ( isset( $options->$key ) && $options->$key !== $setting->value() ) {
$content[ $key ] = [
'value' => wp_slash( $options->$key ),
'type' => 'option',
'user_id' => $user_id,
'date_modified_gmt' => $date
];
}
}
}
if ( $css ) {
$content[ "custom_css[{$slug}]" ] = [
'value' => wp_slash( $value ),
'type' => 'custom_css',
'user_id' => $user_id,
'date_modified_gmt' => $date
];
}
return json_encode( $content, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT );
}
public function redirect_to_changeset() {
if ( $this->uuid ) {
$args = [
'changeset_uuid' => $this->uuid,
'fl-asst-customizer-preview' => $this->uuid
];
wp_redirect( add_query_arg( $args, admin_url( 'customize.php' ) ) );
die();
}
}
public function print_styles() {
echo '';
}
public function init_preview_frame() {
if ( ! isset( $_GET['customize_changeset_uuid'] ) || ! wp_is_uuid( $_GET['customize_changeset_uuid'] ) ) {
return;
}
$posts = get_posts( [
'post_type' => 'customize_changeset',
'post_status' => 'auto-draft',
'post_name' => $_GET['customize_changeset_uuid'],
'meta_key' => 'fl_asst_changeset_item_id'
] );
if ( count( $posts ) ) {
add_action( 'wp_head', [ $this, 'print_preview_frame_styles' ] );
}
}
public function print_preview_frame_styles() {
echo '';
}
}