File lib/core/meta.php

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<?php

/**
 * Get meta id for a meta type.
 *
 * @param  string $type
 * @param  int    $id
 *
 * @return int
 */
function papi_get_meta_id( $type = null, $id = null ) {
    $type = papi_get_meta_type( $type );

    if ( function_exists( sprintf( 'papi_get_%s_id', $type ) ) ) {
        return call_user_func_array( sprintf( 'papi_get_%s_id', $type ), [$id] );
    }

    return intval( $id );
}

/**
 * Get right meta id column for a meta type.
 *
 * @param  string $type
 *
 * @return string|null
 */
function papi_get_meta_id_column( $type = 'post' ) {
    if ( $type = papi_get_meta_type( $type ) ) {
        return sprintf( '%s_id', $type );
    }
}

/**
 * Get the meta store.
 *
 * @param  int    $post_id
 * @param  string $type
 *
 * @return Papi_Core_Meta_Store|null
 */
function papi_get_meta_store( $post_id = 0, $type = 'post' ) {
    return Papi_Core_Meta_Store::factory( $post_id, $type );
}

/**
 * Get right meta type value. It will treat option
 * as a meta type even if isn't a real meta type.
 *
 * @param  string $type
 *
 * @return string|null
 */
function papi_get_meta_type( $type = null ) {
    if ( $meta_type = papi_get_qs( 'meta_type' ) ) {
        return $meta_type;
    }

    switch ( $type ) {
        case 'option':
            return 'option';
        case 'post':
        case 'page':
            return 'post';
        case 'taxonomy':
        case 'term':
            return 'term';
        default:
            break;
    }

    $request_uri = $_SERVER['REQUEST_URI'];
    $parsed_url  = parse_url( $request_uri );

    if ( ! empty( $parsed_url['query'] ) ) {
        // Taxonomy page in admin.
        if ( is_admin() && preg_match( '/taxonomy=/', $parsed_url['query'] ) ) {
            return 'term';
        }

        // Option page in admin.
        if ( is_admin() && preg_match( '/page\=papi(\%2F|\/)option/', $parsed_url['query'] ) ) {
            return 'option';
        }
    }

    // When doing ajax we need to check if it's a taxonomy ajax or a post type ajax.
    if ( is_admin() && defined( 'DOING_AJAX' ) && DOING_AJAX ) {
        if ( isset( $_POST['taxonomy'] ) ) {
            return 'term';
        }

        if ( isset( $_POST['post_type'] ) ) {
            return 'post';
        }
    }

    // On the frontend term should be returned if on a category or tag page.
    if ( ! is_admin() && ( is_category() || is_tag() ) ) {
        return 'term';
    }

    // Check queried object for right meta type.
    if ( $obj = get_queried_object() ) {
        if ( $obj instanceof WP_Term || isset( $obj->term_id ) ) {
            return 'term';
        }

        if ( $obj instanceof WP_Post || isset( $obj->post_id ) ) {
            return 'post';
        }
    }

    // Default was has to be set here since we trying to figure out
    // which url conform which meta type.
    if ( is_null( $type ) ) {
        $type = 'post';
    }

    // If meta type exists as a filter we can return it.
    if ( function_exists( "get_{$type}_meta" ) ) {
        return $type;
    }
}

Classes

Functions