んー、タグを付けただけで、Modified Date が変わってしまう。これ変えないようにするかな。アイコン用タクソノミーなので…　

Postscripts

• good

  Posted on 5 years ago

  できた。

  class TwentySeventeenTechnotes_Note_ModifiedDateProtector { public $aPostTypeSlugs = array(); // e.g. note /** * Performs necessary set-ups. */ public function __construct( $asPostTypeSlug ) { $this->aPostTypeSlugs = ( array ) $asPostTypeSlug; add_filter( 'wp_insert_post_data', array( $this, 'replyToProtectModifiedDate' ), 10, 2 ); } public function replyToProtectModifiedDate( $aData, $aPost ){ if ( ! in_array( $aData[ 'post_type' ], $this->aPostTypeSlugs ) ) { return $aData; } if ( empty( $aPost[ 'ID' ] ) ) { return $aData; } $_oOldPost = get_post( $aPost[ 'ID' ] ); if ( empty( $_oOldPost ) ) { return $aData; } // When the content is the same, then do not update the modified date. if ( $_oOldPost->post_content === $aData[ 'post_content' ] ) { $aData[ 'post_modified' ] = $_oOldPost->post_modified; $aData[ 'post_modified_gmt' ] = $_oOldPost->post_modified_gmt; } return $aData; } }

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  class TwentySeventeenTechnotes_Note_ModifiedDateProtector {       public $aPostTypeSlugs = array(); // e.g. note       /**      * Performs necessary set-ups.      */     public function __construct( $asPostTypeSlug ) {           $this->aPostTypeSlugs = ( array ) $asPostTypeSlug;                  add_filter( 'wp_insert_post_data', array( $this, 'replyToProtectModifiedDate' ), 10, 2 );              }       public function replyToProtectModifiedDate( $aData, $aPost ){                  if ( ! in_array( $aData[ 'post_type' ], $this->aPostTypeSlugs ) ) {             return $aData;         }                  if ( empty( $aPost[ 'ID' ] ) ) {             return $aData;         }           $_oOldPost = get_post( $aPost[ 'ID' ] );         if ( empty( $_oOldPost ) ) {             return $aData;         }           // When the content is the same, then do not update the modified date.         if ( $_oOldPost->post_content === $aData[ 'post_content' ] ) {             $aData[ 'post_modified' ]     = $_oOldPost->post_modified;             $aData[ 'post_modified_gmt' ] = $_oOldPost->post_modified_gmt;         }         return $aData;            }   }

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