Function _write_cache has a Cognitive Complexity of 16 (exceeds 5 allowed). Consider refactoring.

Open

    public function _write_cache($output)
    {
        $CI =& get_instance();
        $path = $CI->config->item('cache_path');
        $cache_path = ($path === '') ? APPPATH.'cache'.DIRECTORY_SEPARATOR : rtrim($path, '/\\').DIRECTORY_SEPARATOR;

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Function _fetch_from_array has a Cognitive Complexity of 16 (exceeds 5 allowed). Consider refactoring.

Open

    protected function _fetch_from_array(&$array, $index = NULL, $xss_clean = FALSE)
    {
        // If $index is NULL, it means that the whole $array is requested
        isset($index) OR $index = array_keys($array);

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Method word_wrap has 52 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function word_wrap($str, $charlim = NULL)
    {
        // Set the character limit, if not already present
        if (empty($charlim))
        {

Method _sanitize_naughty_html has 52 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function _sanitize_naughty_html($matches)
    {
        static $naughty_tags    = array(
            'alert', 'area', 'prompt', 'confirm', 'applet', 'audio', 'basefont', 'base', 'behavior', 'bgsound',
            'blink', 'body', 'embed', 'expression', 'form', 'frameset', 'frame', 'head', 'html', 'ilayer',

File oci8_driver.php has 253 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP

Method image_mirror_gd has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function image_mirror_gd()
    {
        if ( ! $src_img = $this->image_create_gd())
        {
            return FALSE;

Method _prep_quoted_printable has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function _prep_quoted_printable($str)
    {
        // ASCII code numbers for "safe" characters that can always be
        // used literally, without encoding, as described in RFC 2049.
        // https://www.ietf.org/rfc/rfc2049.txt

Method word_wrap has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    function word_wrap($str, $charlim = 76)
    {
        // Set the character limit
        is_numeric($charlim) OR $charlim = 76;

Method write_log has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function write_log($level, $msg)
    {
        if ($this->_enabled === FALSE)
        {
            return FALSE;

Method _ci_load_library has 51 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function _ci_load_library($class, $params = NULL, $object_name = NULL)
    {
        // Get the class name, and while we're at it trim any slashes.
        // The directory path can be included as part of the class name,
        // but we don't want a leading slash

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

Open

    protected function _ci_autoloader()
    {
        if (file_exists(APPPATH.'config/autoload.php'))
        {
            include(APPPATH.'config/autoload.php');

Method helper has 49 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function helper($helpers = array())
    {
        is_array($helpers) OR $helpers = array($helpers);
        foreach ($helpers as &$helper)
        {

Method load has 49 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE)
    {
        $file = ($file === '') ? 'config' : str_replace('.php', '', $file);
        $loaded = FALSE;

Method __construct has 48 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function __construct(&$params)
    {
        parent::__construct($params);

        // Detect the names of some methods in phpRedis instance

Method write has 48 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function write($session_id, $session_data)
    {
        // Prevent previous QB calls from messing with our queries
        $this->_db->reset_query();

Method link_tag has 48 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    function link_tag($href = '', $rel = 'stylesheet', $type = 'text/css', $title = '', $media = '', $index_page = FALSE)
    {
        $CI =& get_instance();
        $link = '<link ';

Method __construct has 48 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function __construct($params)
    {
        parent::__construct($params);

        $valid_dsns = array(

Function image_mirror_gd has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

    public function image_mirror_gd()
    {
        if ( ! $src_img = $this->image_create_gd())
        {
            return FALSE;

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Function image_process_gd has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

    public function image_process_gd($action = 'resize')
    {
        $v2_override = FALSE;

        // If the target width/height match the source, AND if the new file name is not equal to the old file name

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Function _send_with_smtp has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

    protected function _send_with_smtp()
    {
        if ($this->smtp_host === '')
        {
            $this->_set_error_message('lang:email_no_hostname');

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