Retrieves the currently queried object.

Description

If queried object is not set, then the queried object will be set from the category, tag, taxonomy, posts page, single post, page, or author query variable. After it is set up, it will be returned.

Return

Source

public function get_queried_object() {
	if ( isset( $this->queried_object ) ) {
		return $this->queried_object;
	}

	$this->queried_object    = null;
	$this->queried_object_id = null;

	if ( $this->is_category || $this->is_tag || $this->is_tax ) {
		if ( $this->is_category ) {
			$cat           = $this->get( 'cat' );
			$category_name = $this->get( 'category_name' );

			if ( $cat ) {
				$term = get_term( $cat, 'category' );
			} elseif ( $category_name ) {
				$term = get_term_by( 'slug', $category_name, 'category' );
			}
		} elseif ( $this->is_tag ) {
			$tag_id = $this->get( 'tag_id' );
			$tag    = $this->get( 'tag' );

			if ( $tag_id ) {
				$term = get_term( $tag_id, 'post_tag' );
			} elseif ( $tag ) {
				$term = get_term_by( 'slug', $tag, 'post_tag' );
			}
		} else {
			// For other tax queries, grab the first term from the first clause.
			if ( ! empty( $this->tax_query->queried_terms ) ) {
				$queried_taxonomies = array_keys( $this->tax_query->queried_terms );
				$matched_taxonomy   = reset( $queried_taxonomies );
				$query              = $this->tax_query->queried_terms[ $matched_taxonomy ];

				if ( ! empty( $query['terms'] ) ) {
					if ( 'term_id' === $query['field'] ) {
						$term = get_term( reset( $query['terms'] ), $matched_taxonomy );
					} else {
						$term = get_term_by( $query['field'], reset( $query['terms'] ), $matched_taxonomy );
					}
				}
			}
		}

		if ( ! empty( $term ) && ! is_wp_error( $term ) ) {
			$this->queried_object    = $term;
			$this->queried_object_id = (int) $term->term_id;

			if ( $this->is_category && 'category' === $this->queried_object->taxonomy ) {
				_make_cat_compat( $this->queried_object );
			}
		}
	} elseif ( $this->is_post_type_archive ) {
		$post_type = $this->get( 'post_type' );

		if ( is_array( $post_type ) ) {
			$post_type = reset( $post_type );
		}

		$this->queried_object = get_post_type_object( $post_type );
	} elseif ( $this->is_posts_page ) {
		$page_for_posts = get_option( 'page_for_posts' );

		$this->queried_object    = get_post( $page_for_posts );
		$this->queried_object_id = (int) $this->queried_object->ID;
	} elseif ( $this->is_singular && ! empty( $this->post ) ) {
		$this->queried_object    = $this->post;
		$this->queried_object_id = (int) $this->post->ID;
	} elseif ( $this->is_author ) {
		$author      = (int) $this->get( 'author' );
		$author_name = $this->get( 'author_name' );

		if ( $author ) {
			$this->queried_object_id = $author;
		} elseif ( $author_name ) {
			$user = get_user_by( 'slug', $author_name );

			if ( $user ) {
				$this->queried_object_id = $user->ID;
			}
		}

		$this->queried_object = get_userdata( $this->queried_object_id );
	}

	return $this->queried_object;
}

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