Function get_themes has a Cognitive Complexity of 115 (exceeds 5 allowed). Consider refactoring.

Open

function get_themes() {
    global $wp_themes, $wp_broken_themes;

    if ( isset($wp_themes) )
        return $wp_themes;

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Function search_theme_directories has a Cognitive Complexity of 76 (exceeds 5 allowed). Consider refactoring.

Open

function search_theme_directories() {
    global $wp_theme_directories, $wp_broken_themes;
    if ( empty( $wp_theme_directories ) )
        return false;

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File theme.php has 636 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php
/**
 * Theme, template, and stylesheet functions.
 *
 * @package WordPress

Method get_themes has 132 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function get_themes() {
    global $wp_themes, $wp_broken_themes;

    if ( isset($wp_themes) )
        return $wp_themes;

Method search_theme_directories has 58 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function search_theme_directories() {
    global $wp_theme_directories, $wp_broken_themes;
    if ( empty( $wp_theme_directories ) )
        return false;

Method get_theme_data has 50 lines of code (exceeds 25 allowed). Consider refactoring.

Open

function get_theme_data( $theme_file ) {
    $default_headers = array( 
        'Name' => 'Theme Name', 
        'URI' => 'Theme URI', 
        'Description' => 'Description', 

Function locate_template has a Cognitive Complexity of 12 (exceeds 5 allowed). Consider refactoring.

Open

function locate_template($template_names, $load = false) {
    if (!is_array($template_names))
        return '';

    $located = '';

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Function get_current_theme has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

function get_current_theme() {
    if ( $theme = get_option('current_theme') )
        return $theme;

    $themes = get_themes();

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Function get_theme_data has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

function get_theme_data( $theme_file ) {
    $default_headers = array( 
        'Name' => 'Theme Name', 
        'URI' => 'Theme URI', 
        'Description' => 'Description', 

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Avoid deeply nested control flow statements.

Open

                        if ( preg_match('|^\.+$|', $subfile) )
                            continue;

Avoid deeply nested control flow statements.

Open

                        if ( is_dir( $subdir . '/' . $theme_subdir) && is_readable($subdir . '/' . $theme_subdir) ) {
                            if ( $theme_subdir{0} == '.' || $theme_subdir == 'CVS' )
                                continue;

                            $stylish_dir = @opendir($subdir . '/' . $theme_subdir);

Avoid deeply nested control flow statements.

Open

                        if ( preg_match('|\.php$|', $subfile) )
                            $template_files[] = "$template_directory/$file/$subfile";

Function current_theme_supports has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

function current_theme_supports( $feature ) {
    global $_wp_theme_features;

    if ( !isset( $_wp_theme_features[$feature] ) )
        return false;

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Function preview_theme has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

function preview_theme() {
    if ( ! (isset($_GET['template']) && isset($_GET['preview'])) )
        return;

    if ( !current_user_can( 'switch_themes' ) )

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Avoid too many return statements within this method.

Open

                return false;

Avoid too many return statements within this method.

Open

    return true;

Function preview_theme_ob_filter_callback has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

function preview_theme_ob_filter_callback( $matches ) {
    if ( strpos($matches[4], 'onclick') !== false )
        $matches[4] = preg_replace('#onclick=([\'"]).*?(?<!\\\)\\1#i', '', $matches[4]); //Strip out any onclicks from rest of <a>. (?<!\\\) means to ignore the '" if its escaped by \  to prevent breaking mid-attribute.
    if (
        ( false !== strpos($matches[3], '/wp-admin/') )

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