<?php 
/** 
 * Loads the correct template based on the visitor's url 
 * 
 * @package WordPress 
 */ 
if ( wp_using_themes() ) { 
    /** 
     * Fires before determining which template to load. 
     * 
     * @since 1.5.0 
     */ 
    do_action( 'template_redirect' ); 
} 
 
/** 
 * Filters 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_favicon() ) { 
    /** 
     * Fired when the template loader determines a favicon.ico request. 
     * 
     * @since 5.4.0 
     */ 
    do_action( 'do_favicon' ); 
    return; 
} elseif ( is_feed() ) { 
    do_feed(); 
    return; 
} elseif ( is_trackback() ) { 
    require ABSPATH . 'wp-trackback.php'; 
    return; 
} 
 
if ( wp_using_themes() ) { 
 
    $tag_templates = array( 
        'is_embed'             => 'get_embed_template', 
        'is_404'               => 'get_404_template', 
        'is_search'            => 'get_search_template', 
        'is_front_page'        => 'get_front_page_template', 
        'is_home'              => 'get_home_template', 
        'is_privacy_policy'    => 'get_privacy_policy_template', 
        'is_post_type_archive' => 'get_post_type_archive_template', 
        'is_tax'               => 'get_taxonomy_template', 
        'is_attachment'        => 'get_attachment_template', 
        'is_single'            => 'get_single_template', 
        'is_page'              => 'get_page_template', 
        'is_singular'          => 'get_singular_template', 
        'is_category'          => 'get_category_template', 
        'is_tag'               => 'get_tag_template', 
        'is_author'            => 'get_author_template', 
        'is_date'              => 'get_date_template', 
        'is_archive'           => 'get_archive_template', 
    ); 
    $template      = false; 
 
    // Loop through each of the template conditionals, and find the appropriate template file. 
    foreach ( $tag_templates as $tag => $template_getter ) { 
        if ( call_user_func( $tag ) ) { 
            $template = call_user_func( $template_getter ); 
        } 
 
        if ( $template ) { 
            if ( 'is_attachment' === $tag ) { 
                remove_filter( 'the_content', 'prepend_attachment' ); 
            } 
 
            break; 
        } 
    } 
 
    if ( ! $template ) { 
        $template = get_index_template(); 
    } 
 
    /** 
     * Filters the path of the current template before including it. 
     * 
     * @since 3.0.0 
     * 
     * @param string $template The path of the template to include. 
     */ 
    $template = apply_filters( 'template_include', $template ); 
    if ( $template ) { 
        include $template; 
    } elseif ( current_user_can( 'switch_themes' ) ) { 
        $theme = wp_get_theme(); 
        if ( $theme->errors() ) { 
            wp_die( $theme->errors() ); 
        } 
    } 
    return; 
} 
 
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