Initial commit. State 04.2021.

wp-includes/template-loader.php

@@ -0,0 +1,77 @@
+<?php
+/**
+ * Loads the correct template based on the visitor's url
+ * @package WordPress
+ */
+if ( defined('WP_USE_THEMES') && WP_USE_THEMES )
+	/**
+	 * Fires before determining which template to load.
+	 *
+	 * @since 1.5.0
+	 */
+	do_action( 'template_redirect' );
+
+/**
+ * Filter whether to allow 'HEAD' requests to generate content.
+ *
+ * Provides a significant performance bump by exiting before the page
+ * content loads for 'HEAD' requests. See #14348.
+ *
+ * @since 3.5.0
+ *
+ * @param bool $exit Whether to exit without generating any content for 'HEAD' requests. Default true.
+ */
+if ( 'HEAD' === $_SERVER['REQUEST_METHOD'] && apply_filters( 'exit_on_http_head', true ) )
+	exit();
+
+// Process feeds and trackbacks even if not using themes.
+if ( is_robots() ) :
+	/**
+	 * Fired when the template loader determines a robots.txt request.
+	 *
+	 * @since 2.1.0
+	 */
+	do_action( 'do_robots' );
+	return;
+elseif ( is_feed() ) :
+	do_feed();
+	return;
+elseif ( is_trackback() ) :
+	include( ABSPATH . 'wp-trackback.php' );
+	return;
+endif;
+
+if ( defined('WP_USE_THEMES') && WP_USE_THEMES ) :
+	$template = false;
+	if     ( is_404()            && $template = get_404_template()            ) :
+	elseif ( is_search()         && $template = get_search_template()         ) :
+	elseif ( is_front_page()     && $template = get_front_page_template()     ) :
+	elseif ( is_home()           && $template = get_home_template()           ) :
+	elseif ( is_post_type_archive() && $template = get_post_type_archive_template() ) :
+	elseif ( is_tax()            && $template = get_taxonomy_template()       ) :
+	elseif ( is_attachment()     && $template = get_attachment_template()     ) :
+		remove_filter('the_content', 'prepend_attachment');
+	elseif ( is_single()         && $template = get_single_template()         ) :
+	elseif ( is_page()           && $template = get_page_template()           ) :
+	elseif ( is_singular()       && $template = get_singular_template()       ) :
+	elseif ( is_category()       && $template = get_category_template()       ) :
+	elseif ( is_tag()            && $template = get_tag_template()            ) :
+	elseif ( is_author()         && $template = get_author_template()         ) :
+	elseif ( is_date()           && $template = get_date_template()           ) :
+	elseif ( is_archive()        && $template = get_archive_template()        ) :
+	elseif ( is_comments_popup() && $template = get_comments_popup_template() ) :
+	elseif ( is_paged()          && $template = get_paged_template()          ) :
+	else :
+		$template = get_index_template();
+	endif;
+	/**
+	 * Filter the path of the current template before including it.
+	 *
+	 * @since 3.0.0
+	 *
+	 * @param string $template The path of the template to include.
+	 */
+	if ( $template = apply_filters( 'template_include', $template ) )
+		include( $template );
+	return;
+endif;