e path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'archive'.
 *
 * @since 3.7.0
 *
 * @see get_archive_template()
 *
 * @return string Full path to archive template file.
 */
function get_post_type_archive_template() {
	$post_type = get_query_var( 'post_type' );
	if ( is_array( $post_type ) )
		$post_type = reset( $post_type );

	$obj = get_post_type_object( $post_type );
	if ( ! ( $obj instanceof WP_Post_Type ) || ! $obj->has_archive ) {
		return '';
	}

	return get_archive_template();
}

/**
 * Retrieve path of author template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. author-{nicename}.php
 * 2. author-{id}.php
 * 3. author.php
 *
 * An example of this is:
 *
 * 1. author-john.php
 * 2. author-1.php
 * 3. author.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'author'.
 *
 * @since 1.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to author template file.
 */
function get_author_template() {
	$author = get_queried_object();

	$templates = array();

	if ( $author instanceof WP_User ) {
		$templates[] = "author-{$author->user_nicename}.php";
		$templates[] = "author-{$author->ID}.php";
	}
	$templates[] = 'author.php';

	return get_query_template( 'author', $templates );
}

/**
 * Retrieve path of category template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. category-{slug}.php
 * 2. category-{id}.php
 * 3. category.php
 *
 * An example of this is:
 *
 * 1. category-news.php
 * 2. category-2.php
 * 3. category.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'category'.
 *
 * @since 1.5.0
 * @since 4.7.0 The decoded form of `category-{slug}.php` was added to the top of the
 *              template hierarchy when the category slug contains multibyte characters.
 *
 * @see get_query_template()
 *
 * @return string Full path to category template file.
 */
function get_category_template() {
	$category = get_queried_object();

	$templates = array();

	if ( ! empty( $category->slug ) ) {

		$slug_decoded = urldecode( $category->slug );
		if ( $slug_decoded !== $category->slug ) {
			$templates[] = "category-{$slug_decoded}.php";
		}

		$templates[] = "category-{$category->slug}.php";
		$templates[] = "category-{$category->term_id}.php";
	}
	$templates[] = 'category.php';

	return get_query_template( 'category', $templates );
}

/**
 * Retrieve path of tag template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. tag-{slug}.php
 * 2. tag-{id}.php
 * 3. tag.php
 *
 * An example of this is:
 *
 * 1. tag-wordpress.php
 * 2. tag-3.php
 * 3. tag.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'tag'.
 *
 * @since 2.3.0
 * @since 4.7.0 The decoded form of `tag-{slug}.php` was added to the top of the
 *              template hierarchy when the tag slug contains multibyte characters.
 *
 * @see get_query_template()
 *
 * @return string Full path to tag template file.
 */
function get_tag_template() {
	$tag = get_queried_object();

	$templates = array();

	if ( ! empty( $tag->slug ) ) {

		$slug_decoded = urldecode( $tag->slug );
		if ( $slug_decoded !== $tag->slug ) {
			$templates[] = "tag-{$slug_decoded}.php";
		}

		$templates[] = "tag-{$tag->slug}.php";
		$templates[] = "tag-{$tag->term_id}.php";
	}
	$templates[] = 'tag.php';

	return get_query_template( 'tag', $templates );
}

/**
 * Retrieve path of custom taxonomy term template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. taxonomy-{taxonomy_slug}-{term_slug}.php
 * 2. taxonomy-{taxonomy_slug}.php
 * 3. taxonomy.php
 *
 * An example of this is:
 *
 * 1. taxonomy-location-texas.php
 * 2. taxonomy-location.php
 * 3. taxonomy.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'taxonomy'.
 *
 * @since 2.5.0
 * @since 4.7.0 The decoded form of `taxonomy-{taxonomy_slug}-{term_slug}.php` was added to the top of the
 *              template hierarchy when the term slug contains multibyte characters.
 *
 * @see get_query_template()
 *
 * @return string Full path to custom taxonomy term template file.
 */
function get_taxonomy_template() {
	$term = get_queried_object();

	$templates = array();

	if ( ! empty( $term->slug ) ) {
		$taxonomy = $term->taxonomy;

		$slug_decoded = urldecode( $term->slug );
		if ( $slug_decoded !== $term->slug ) {
			$templates[] = "taxonomy-$taxonomy-{$slug_decoded}.php";
		}

		$templates[] = "taxonomy-$taxonomy-{$term->slug}.php";
		$templates[] = "taxonomy-$taxonomy.php";
	}
	$templates[] = 'taxonomy.php';

	return get_query_template( 'taxonomy', $templates );
}

/**
 * Retrieve path of date template in current or parent template.
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'date'.
 *
 * @since 1.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to date template file.
 */
function get_date_template() {
	return get_query_template('date');
}

/**
 * Retrieve path of home template in current or parent template.
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'home'.
 *
 * @since 1.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to home template file.
 */
function get_home_template() {
	$templates = array( 'home.php', 'index.php' );

	return get_query_template( 'home', $templates );
}

/**
 * Retrieve path of front page template in current or parent template.
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'frontpage'.
 *
 * @since 3.0.0
 *
 * @see get_query_template()
 *
 * @return string Full path to front page template file.
 */
function get_front_page_template() {
	$templates = array('front-page.php');

	return get_query_template( 'front_page', $templates );
}

/**
 * Retrieve path of page template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. {Page Template}.php
 * 2. page-{page_name}.php
 * 3. page-{id}.php
 * 4. page.php
 *
 * An example of this is:
 *
 * 1. page-templates/full-width.php
 * 2. page-about.php
 * 3. page-4.php
 * 4. page.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'page'.
 *
 * @since 1.5.0
 * @since 4.7.0 The decoded form of `page-{page_name}.php` was added to the top of the
 *              template hierarchy when the page name contains multibyte characters.
 *
 * @see get_query_template()
 *
 * @return string Full path to page template file.
 */
function get_page_template() {
	$id = get_queried_object_id();
	$template = get_page_template_slug();
	$pagename = get_query_var('pagename');

	if ( ! $pagename && $id ) {
		// If a static page is set as the front page, $pagename will not be set. Retrieve it from the queried object
		$post = get_queried_object();
		if ( $post )
			$pagename = $post->post_name;
	}

	$templates = array();
	if ( $template && 0 === validate_file( $template ) )
		$templates[] = $template;
	if ( $pagename ) {
		$pagename_decoded = urldecode( $pagename );
		if ( $pagename_decoded !== $pagename ) {
			$templates[] = "page-{$pagename_decoded}.php";
		}
		$templates[] = "page-{$pagename}.php";
	}
	if ( $id )
		$templates[] = "page-{$id}.php";
	$templates[] = 'page.php';

	return get_query_template( 'page', $templates );
}

/**
 * Retrieve path of search template in current or parent template.
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'search'.
 *
 * @since 1.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to search template file.
 */
function get_search_template() {
	return get_query_template('search');
}

/**
 * Retrieve path of single template in current or parent template. Applies to single Posts,
 * single Attachments, and single custom post types.
 *
 * The hierarchy for this template looks like:
 *
 * 1. {Post Type Template}.php
 * 2. single-{post_type}-{post_name}.php
 * 3. single-{post_type}.php
 * 4. single.php
 *
 * An example of this is:
 *
 * 1. templates/full-width.php
 * 2. single-post-hello-world.php
 * 3. single-post.php
 * 4. single.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'single'.
 *
 * @since 1.5.0
 * @since 4.4.0 `single-{post_type}-{post_name}.php` was added to the top of the template hierarchy.
 * @since 4.7.0 The decoded form of `single-{post_type}-{post_name}.php` was added to the top of the
 *              template hierarchy when the post name contains multibyte characters.
 * @since 4.7.0 {Post Type Template}.php was added to the top of the template hierarchy.
 *
 * @see get_query_template()
 *
 * @return string Full path to single template file.
 */
function get_single_template() {
	$object = get_queried_object();

	$templates = array();

	if ( ! empty( $object->post_type ) ) {
		$template = get_page_template_slug( $object );
		if ( $template && 0 === validate_file( $template ) ) {
			$templates[] = $template;
		}

		$name_decoded = urldecode( $object->post_name );
		if ( $name_decoded !== $object->post_name ) {
			$templates[] = "single-{$object->post_type}-{$name_decoded}.php";
		}

		$templates[] = "single-{$object->post_type}-{$object->post_name}.php";
		$templates[] = "single-{$object->post_type}.php";
	}

	$templates[] = "single.php";

	return get_query_template( 'single', $templates );
}

/**
 * Retrieves an embed template path in the current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. embed-{post_type}-{post_format}.php
 * 2. embed-{post_type}.php
 * 3. embed.php
 *
 * An example of this is:
 *
 * 1. embed-post-audio.php
 * 2. embed-post.php
 * 3. embed.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'embed'.
 *
 * @since 4.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to embed template file.
 */
function get_embed_template() {
	$object = get_queried_object();

	$templates = array();

	if ( ! empty( $object->post_type ) ) {
		$post_format = get_post_format( $object );
		if ( $post_format ) {
			$templates[] = "embed-{$object->post_type}-{$post_format}.php";
		}
		$templates[] = "embed-{$object->post_type}.php";
	}

	$templates[] = "embed.php";

	return get_query_template( 'embed', $templates );
}

/**
 * Retrieves the path of the singular template in current or parent template.
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'singular'.
 *
 * @since 4.3.0
 *
 * @see get_query_template()
 *
 * @return string Full path to singular template file
 */
function get_singular_template() {
	return get_query_template( 'singular' );
}

/**
 * Retrieve path of attachment template in current or parent template.
 *
 * The hierarchy for this template looks like:
 *
 * 1. {mime_type}-{sub_type}.php
 * 2. {sub_type}.php
 * 3. {mime_type}.php
 * 4. attachment.php
 *
 * An example of this is:
 *
 * 1. image-jpeg.php
 * 2. jpeg.php
 * 3. image.php
 * 4. attachment.php
 *
 * The template hierarchy and template path are filterable via the {@see '$type_template_hierarchy'}
 * and {@see '$type_template'} dynamic hooks, where `$type` is 'attachment'.
 *
 * @since 2.0.0
 * @since 4.3.0 The order of the mime type logic was reversed so the hierarchy is more logical.
 *
 * @see get_query_template()
 *
 * @global array $posts
 *
 * @return string Full path to attachment template file.
 */
function get_attachment_template() {
	$attachment = get_queried_object();

	$templates = array();

	if ( $attachment ) {
		if ( false !== strpos( $attachment->post_mime_type, '/' ) ) {
			list( $type, $subtype ) = explode( '/', $attachment->post_mime_type );
		} else {
			list( $type, $subtype ) = array( $attachment->post_mime_type, '' );
		}

		if ( ! empty( $subtype ) ) {
			$templates[] = "{$type}-{$subtype}.php";
			$templates[] = "{$subtype}.php";
		}
		$templates[] = "{$type}.php";
	}
	$templates[] = 'attachment.php';

	return get_query_template( 'attachment', $templates );
}

/**
 * Retrieve the name of the highest priority template file that exists.
 *
 * Searches in the STYLESHEETPATH before TEMPLATEPATH and wp-includes/theme-compat
 * so that themes which inherit from a parent theme can just overload one file.
 *
 * @since 2.7.0
 *
 * @param string|array $template_names Template file(s) to search for, in order.
 * @param bool         $load           If true the template file will be loaded if it is found.
 * @param bool         $require_once   Whether to require_once or require. Default true. Has no effect if $load is false.
 * @return string The template filename if one is located.
 */
function locate_template($template_names, $load = false, $require_once = true ) {
	$located = '';
	foreach ( (array) $template_names as $template_name ) {
		if ( !$template_name )
			continue;
		if ( file_exists(STYLESHEETPATH . '/' . $template_name)) {
			$located = STYLESHEETPATH . '/' . $template_name;
			break;
		} elseif ( file_exists(TEMPLATEPATH . '/' . $template_name) ) {
			$located = TEMPLATEPATH . '/' . $template_name;
			break;
		} elseif ( file_exists( ABSPATH . WPINC . '/theme-compat/' . $template_name ) ) {
			$located = ABSPATH . WPINC . '/theme-compat/' . $template_name;
			break;
		}
	}

	if ( $load && '' != $located )
		load_template( $located, $require_once );

	return $located;
}

/**
 * Require the template file with WordPress environment.
 *
 * The globals are set up for the template file to ensure that the WordPress
 * environment is available from within the function. The query variables are
 * also available.
 *
 * @since 1.5.0
 *
 * @global array      $posts
 * @global WP_Post    $post
 * @global bool       $wp_did_header
 * @global WP_Query   $wp_query
 * @global WP_Rewrite $wp_rewrite
 * @global wpdb       $wpdb
 * @global string     $wp_version
 * @global WP         $wp
 * @global int        $id
 * @global WP_Comment $comment
 * @global int        $user_ID
 *
 * @param string $_template_file Path to template file.
 * @param bool   $require_once   Whether to require_once or require. Default true.
 */
function load_template( $_template_file, $require_once = true ) {
	global $posts, $post, $wp_did_header, $wp_query, $wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID;

	if ( is_array( $wp_query->query_vars ) ) {
		extract( $wp_query->query_vars, EXTR_SKIP );
	}

	if ( isset( $s ) ) {
		$s = esc_attr( $s );
	}

	if ( $require_once ) {
		require_once( $_template_file );
	} else {
		require( $_template_file );
	}
}
'text/css' media='$media' />\n", $handle, $href, $media);
		if ( 'rtl' === $this->text_direction && isset($obj->extra['rtl']) && $obj->extra['rtl'] ) {
			if ( is_bool( $obj->extra['rtl'] ) || 'replace' === $obj->extra['rtl'] ) {
				$suffix = isset( $obj->extra['suffix'] ) ? $obj->extra['suffix'] : '';
				$rtl_href = str_replace( "{$suffix}.css", "-rtl{$suffix}.css", $this->_css_href( $obj->src , $ver, "$handle-rtl" ));
			} else {
				$rtl_href = $this->_css_href( $obj->extra['rtl'], $ver, "$handle-rtl" );
			}

			/** This filter is documented in wp-includes/class.wp-styles.php */
			$rtl_tag = apply_filters( 'style_loader_tag', "<link rel='$rel' id='$handle-rtl-css' $title href='$rtl_href' type='text/css' media='$media' />\n", $handle, $rtl_href, $media );

			if ( $obj->extra['rtl'] === 'replace' ) {
				$tag = $rtl_tag;
			} else {
				$tag .= $rtl_tag;
			}
		}

		$conditional_pre = $conditional_post = '';
		if ( isset( $obj->extra['conditional'] ) && $obj->extra['conditional'] ) {
			$conditional_pre  = "<!--[if {$obj->extra['conditional']}]>\n";
			$conditional_post = "<![endif]-->\n";
		}

		if ( $this->do_concat ) {
			$this->print_html .= $conditional_pre;
			$this->print_html .= $tag;
			if ( $inline_style = $this->print_inline_style( $handle, false ) ) {
				$this->print_html .= sprintf( "<style id='%s-inline-css' type='text/css'>\n%s\n</style>\n", esc_attr( $handle ), $inline_style );
			}
			$this->print_html .= $conditional_post;
		} else {
			echo $conditional_pre;
			echo $tag;
			$this->print_inline_style( $handle );
			echo $conditional_post;
		}

		return true;
	}

	/**
	 * Adds extra CSS styles to a registered stylesheet.
	 *
	 * @since 3.3.0
	 *
	 * @param string $handle The style's registered handle.
	 * @param string $code   String containing the CSS styles to be added.
	 * @return bool True on success, false on failure.
	 */
	public function add_inline_style( $handle, $code ) {
		if ( ! $code ) {
			return false;
		}

		$after = $this->get_data( $handle, 'after' );
		if ( ! $after ) {
			$after = array();
		}

		$after[] = $code;

		return $this->add_data( $handle, 'after', $after );
	}

	/**
	 * Prints extra CSS styles of a registered stylesheet.
	 *
	 * @since 3.3.0
	 *
	 * @param string $handle The style's registered handle.
	 * @param bool   $echo   Optional. Whether to echo the inline style instead of just returning it.
	 *                       Default true.
	 * @return string|bool False if no data exists, inline styles if `$echo` is true, true otherwise.
	 */
	public function print_inline_style( $handle, $echo = true ) {
		$output = $this->get_data( $handle, 'after' );

		if ( empty( $output ) ) {
			return false;
		}

		$output = implode( "\n", $output );

		if ( ! $echo ) {
			return $output;
		}

		printf( "<style id='%s-inline-css' type='text/css'>\n%s\n</style>\n", esc_attr( $handle ), $output );

		return true;
	}

	/**
	 * Determines style dependencies.
	 *
	 * @since 2.6.0
	 *
	 * @see WP_Dependencies::all_deps()
	 *
	 * @param mixed     $handles   Item handle and argument (string) or item handles and arguments (array of strings).
	 * @param bool      $recursion Internal flag that function is calling itself.
	 * @param int|false $group     Group level: (int) level, (false) no groups.
	 * @return bool True on success, false on failure.
	 */
	public function all_deps( $handles, $recursion = false, $group = false ) {
		$r = parent::all_deps( $handles, $recursion, $group );
		if ( ! $recursion ) {
			/**
			 * Filters the array of enqueued styles before processing for output.
			 *
			 * @since 2.6.0
			 *
			 * @param array $to_do The list of enqueued styles about to be processed.
			 */
			$this->to_do = apply_filters( 'print_styles_array', $this->to_do );
		}
		return $r;
	}

	/**
	 * Generates an enqueued style's fully-qualified URL.
	 *
	 * @since 2.6.0
	 *
	 * @param string $src The source of the enqueued style.
	 * @param string $ver The version of the enqueued style.
	 * @param string $handle The style's registered handle.
	 * @return string Style's fully-qualified URL.
	 */
	public function _css_href( $src, $ver, $handle ) {
		if ( !is_bool($src) && !preg_match('|^(https?:)?//|', $src) && ! ( $this->content_url && 0 === strpos($src, $this->content_url) ) ) {
			$src = $this->base_url . $src;
		}

		if ( !empty($ver) )
			$src = add_query_arg('ver', $ver, $src);

		/**
		 * Filters an enqueued style's fully-qualified URL.
		 *
		 * @since 2.6.0
		 *
		 * @param string $src    The source URL of the enqueued style.
		 * @param string $handle The style's registered handle.
		 */
		$src = apply_filters( 'style_loader_src', $src, $handle );
		return esc_url( $src );
	}

	/**
	 * Whether a handle's source is in a default directory.
	 *
	 * @since 2.8.0
	 *
	 * @param string $src The source of the enqueued style.
	 * @return bool True if found, false if not.
	 */
	public function in_default_dir( $src ) {
		if ( ! $this->default_dirs )
			return true;

		foreach ( (array) $this->default_dirs as $test ) {
			if ( 0 === strpos($src, $test) )
				return true;
		}
		return false;
	}

	/**
	 * Processes items and dependencies for the footer group.
	 *
	 * HTML 5 allows styles in the body, grab late enqueued items and output them in the footer.
	 *
	 * @since 3.3.0
	 *
	 * @see WP_Dependencies::do_items()
	 *
	 * @return array Handles of items that have been processed.
	 */
	public function do_footer_items() {
		$this->do_items(false, 1);
		return $this->done;
	}

	/**
	 * Resets class properties.
	 *
	 * @since 3.3.0
	 */
	public function reset() {
		$this->do_concat = false;
		$this->concat = '';
		$this->concat_version = '';
		$this->print_html = '';
	}
}