File properties/class-papi-property-editor.php

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<?php

/**
 * WordPress editor property.
 */
class Papi_Property_Editor extends Papi_Property {

    /**
     * Add filters to filter TinyMCE buttons.
     */
    protected function add_mce_buttons() {
        for ( $i = 0; $i < 4; $i++ ) {
            $num = $i === 0 ? '' : '_' . ( $i + 1 );
            add_filter( 'mce_buttons' . $num, [$this, 'mce_buttons'] );
        }
    }

    /**
     * Format the value of the property before it's returned
     * to WordPress admin or the site.
     *
     * @param  mixed  $value
     * @param  string $slug
     * @param  int    $post_id
     *
     * @return array
     */
    public function format_value( $value, $slug, $post_id ) {
        return is_admin() ? $value : apply_filters( 'the_content', $value );
    }

    /**
     * Get default settings.
     *
     * @return array
     */
    public function get_default_settings() {
        return [
            'mce_buttons'      => [],
            'mce_buttons_2'    => [],
            'mce_buttons_3'    => [],
            'mce_buttons_4'    => [],
            'media_buttons'    => true,
            'teeny'            => false,
            'drag_drop_upload' => true
        ];
    }

    /**
     * Filter TinyMCE buttons (Visual tab).
     *
     * @param  array $buttons
     *
     * @return array
     */
    public function mce_buttons( array $buttons = [] ) {
        if ( $new = papi_to_array( $this->get_setting( current_filter(), [] ) ) ) {
            return $new;
        }

        return $buttons;
    }

    /**
     * Render property html.
     */
    public function html() {
        $value = $this->get_value();
        $value = html_entity_decode( $value );
        $id    = str_replace(
            '[',
            '',
            str_replace( ']', '', $this->html_name() )
        ) . '-' . uniqid();

        // Add `mce_buttons` filters.
        $this->add_mce_buttons();

        wp_editor( $value, $id, [
            'textarea_name'    => $this->html_name(),
            'media_buttons'    => $this->get_setting( 'media_buttons', true ),
            'teeny'            => $this->get_setting( 'teeny', false ),
            'drag_drop_upload' => $this->get_setting( 'drag_drop_upload', true ),
        ] );

        // Remove `mce_buttons` filters.
        $this->reove_mce_buttons();

        if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
            add_filter( 'mce_external_plugins', '__return_empty_array' );
        }
    }

    /**
     * Remove filters that filter TinyMCE buttons.
     */
    protected function reove_mce_buttons() {
        for ( $i = 0; $i < 4; $i++ ) {
            $num = $i === 0 ? '' : '_' . ( $i + 1 );
            remove_filter( 'mce_buttons' . $num, [$this, 'mce_buttons'] );
        }
    }
}

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Functions