bw_metadata() – Implement the [bw_fields] shortcode

Description

Display the chosen fields with labels, separator and field values

Usage

$string = bw_metadata( $atts, $content, $tag );

Parameters

$atts

( array ) optional – shortcode parameters

$content

( string ) optional – not expected

$tag

( string ) optional – shortcode tag when invoked for shortcode expansion

Returns

Source

function bw_metadata( $atts=null, $content=null, $tag=null ) {
  if ( !function_exists( 'oik_is_shortcode_expansion_necessary') ) {
    return oik_is_shortcode_expansion_necessary;
  }
  if ( !oik_is_shortcode_expansion_necessary() ) {
    return "Not today thank you.";
  }
  $post_id = bw_array_get( $atts, "id", null );
  if ( '.' === $post_id ) {
    $post_id = bw_current_post_id();
  }
  if ( $post_id ) {
    $single = true;
  } else { 
    $post_id = bw_current_post_id();
    if ( $post_id === bw_global_post_id() ) {
      $single = true;
    } else {
      $single = is_single( $post_id );
      
    }   
  }
    
  bw_trace2( null, null, true, BW_TRACE_VERBOSE );
  bw_backtrace( BW_TRACE_VERBOSE );
  if ( $single ) {
    //bw_backtrace();
    //p( "Fields for $post_id "); 
    $name = bw_array_get_from( $atts, "fields,0", NULL );
    if ( null == $name ) {
      $names = bw_get_field_names( $post_id );
      
    } else {
      $name = wp_strip_all_tags( $name, TRUE );
      $names = explode( ",", $name );
      
    }
    if ( count( $names ) ) {
      foreach ( $names as $name ) {
        $theme_it = bw_get_field_data_arg( $name, "#theme", true );
        if ( $theme_it ) {
        
          
/**
           * We have to cater for "taxonomy" fields as well
           */
          $type = bw_query_field_type( $name );
          if ( $type === "taxonomy" ) {
            // bw_custom_column_taxonomy( $name, $post_id );
            bw_format_taxonomy( $name, $post_id );
          } else { 
            //bw_custom_column_post_meta( $column, $post_id );
            
            $post_meta = get_post_meta( $post_id, $name, FALSE );
            bw_trace2( $post_meta, "post_meta", false, BW_TRACE_VERBOSE );
            if ( false == bw_get_field_data_arg( $name, "#theme_null", true ) ) {
              $theme_it = bw_field_has_value( $post_meta, $name );
            }
            
            if ( $theme_it ) {
              
              $customfields = array( $name => $post_meta ); 
              bw_format_meta( $customfields );
            }
          }  
        } else {
          bw_theme_object_property( $post_id, $name, $atts );
        }  
      }
    } else {
      bw_trace2( "Invalid use of $tag. No field names to process for $post_id", null, true, BW_TRACE_WARNING );
    }
  } else {
    //e( "Not single" );
  }
  return( bw_ret() );
}