CI_DB_driver has 56 functions (exceeds 20 allowed). Consider refactoring.

Open

abstract class CI_DB_driver {

    /**
     * Data Source Name / Connect string
     *

CI_Form_validation has 53 functions (exceeds 20 allowed). Consider refactoring.

Open

class CI_Form_validation {

    /**
     * Reference to the CodeIgniter instance
     *

Function protect_identifiers has a Cognitive Complexity of 45 (exceeds 5 allowed). Consider refactoring.

Open

    public function protect_identifiers($item, $prefix_single = FALSE, $protect_identifiers = NULL, $field_exists = TRUE)
    {
        if ( ! is_bool($protect_identifiers))
        {
            $protect_identifiers = $this->_protect_identifiers;

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File Common.php has 448 lines of code (exceeds 250 allowed). Consider refactoring.

Open

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

Function DB has a Cognitive Complexity of 44 (exceeds 5 allowed). Consider refactoring.

Open

function &DB($params = '')
{
    // Load the DB config file if a DSN string wasn't passed
    if (is_string($params) && strpos($params, '://') === FALSE)
    {

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Method create_links has 168 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function create_links()
    {
        // If our item count or per-page total is zero there is no need to continue.
        // Note: DO NOT change the operator to === here!
        if ($this->total_rows == 0 OR $this->per_page == 0)

Function generate has a Cognitive Complexity of 43 (exceeds 5 allowed). Consider refactoring.

Open

    public function generate($table_data = NULL)
    {
        // The table data can optionally be passed to this function
        // either as a database result object or an array
        if ( ! empty($table_data))

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Function initialize has a Cognitive Complexity of 41 (exceeds 5 allowed). Consider refactoring.

Open

    public function initialize($props = array())
    {
        // Convert array elements into class variables
        if (count($props) > 0)
        {

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Function do_upload has a Cognitive Complexity of 40 (exceeds 5 allowed). Consider refactoring.

Open

    public function do_upload($field = 'userfile')
    {
        // Is $_FILES[$field] set? If not, no reason to continue.
        if (isset($_FILES[$field]))
        {

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Method _execute has 151 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    protected function _execute($row, $rules, $postdata = NULL, $cycles = 0)
    {
        $allow_arrays = in_array('is_array', $rules, TRUE);

        // If the $_POST data is an array we will run a recursive call

Function _file_mime_type has a Cognitive Complexity of 39 (exceeds 5 allowed). Consider refactoring.

Open

    protected function _file_mime_type($file)
    {
        // We'll need this to validate the MIME info string (e.g. text/plain; charset=us-ascii)
        $regexp = '/^([a-z\-]+\/[a-z0-9\-\.\+]+)(;\s.+)?$/';

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Function safe_mailto has a Cognitive Complexity of 39 (exceeds 5 allowed). Consider refactoring.

Open

    function safe_mailto($email, $title = '', $attributes = '')
    {
        $title = (string) $title;

        if ($title === '')

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Function password_hash has a Cognitive Complexity of 38 (exceeds 5 allowed). Consider refactoring.

Open

    function password_hash($password, $algo, array $options = array())
    {
        static $func_overload;
        isset($func_overload) OR $func_overload = (extension_loaded('mbstring') && ini_get('mbstring.func_overload'));

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Function model has a Cognitive Complexity of 38 (exceeds 5 allowed). Consider refactoring.

Open

    public function model($model, $name = '', $db_conn = FALSE)
    {
        if (empty($model))
        {
            return $this;

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Function force_download has a Cognitive Complexity of 37 (exceeds 5 allowed). Consider refactoring.

Open

    function force_download($filename = '', $data = '', $set_mime = FALSE)
    {
        if ($filename === '' OR $data === '')
        {
            return;

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Method do_upload has 138 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function do_upload($field = 'userfile')
    {
        // Is $_FILES[$field] set? If not, no reason to continue.
        if (isset($_FILES[$field]))
        {

File Output.php has 394 lines of code (exceeds 250 allowed). Consider refactoring.

Open

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

Function form_dropdown has a Cognitive Complexity of 35 (exceeds 5 allowed). Consider refactoring.

Open

    function form_dropdown($data = '', $options = array(), $selected = array(), $extra = '')
    {
        $defaults = array();

        if (is_array($data))

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Function _backup has a Cognitive Complexity of 35 (exceeds 5 allowed). Consider refactoring.

Open

    protected function _backup($params = array())
    {
        if (count($params) === 0)
        {
            return FALSE;

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Function _backup has a Cognitive Complexity of 35 (exceeds 5 allowed). Consider refactoring.

Open

    protected function _backup($params = array())
    {
        if (count($params) === 0)
        {
            return FALSE;

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