Function decode has a Cognitive Complexity of 88 (exceeds 5 allowed). Consider refactoring.

Open

    function decode($str)
    {
        $str = $this->reduce_string($str);

        switch (strtolower($str)) {

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Method decode has 171 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    function decode($str)
    {
        $str = $this->reduce_string($str);

        switch (strtolower($str)) {

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

Open

<?php
/**
 * Converts to and from JSON format.
 *
 * JSON (JavaScript Object Notation) is a lightweight data-interchange

Method encode has 121 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    function encode($var)
    {
        switch (gettype($var)) {
            case 'boolean':
                return $var ? 'true' : 'false';

Function encode has a Cognitive Complexity of 29 (exceeds 5 allowed). Consider refactoring.

Open

    function encode($var)
    {
        switch (gettype($var)) {
            case 'boolean':
                return $var ? 'true' : 'false';

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Consider simplifying this complex logical expression.

Open

                        if (($c == $strlen_chrs) || (($chrs{$c} == ',') && ($top['what'] == SERVICES_JSON_SLICE))) {
                            // found a comma that is not inside a string, array, etc.,
                            // OR we've reached the end of the character list
                            $slice = substr($chrs, $top['where'], ($c - $top['where']));
                            array_push($stk, array('what' => SERVICES_JSON_SLICE, 'where' => ($c + 1), 'delim' => false));

Avoid deeply nested control flow statements.

Open

                                if (($delim == '"' && $substr_chrs_c_2 != '\\\'') ||
                                   ($delim == "'" && $substr_chrs_c_2 != '\\"')) {
                                    $utf8 .= $chrs{++$c};
                                }

Avoid deeply nested control flow statements.

Open

                            if (reset($stk) == SERVICES_JSON_IN_ARR) {
                                // we are in an array, so just push an element onto the stack
                                array_push($arr, $this->decode($slice));

                            } elseif (reset($stk) == SERVICES_JSON_IN_OBJ) {

Avoid deeply nested control flow statements.

Open

                            for ($i = $top['where']; $i <= $c; ++$i)
                                $chrs = substr_replace($chrs, ' ', $i, 1);

Method Services_JSON_Error has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

        function Services_JSON_Error($message = 'unknown error', $code = null,
                                     $mode = null, $options = null, $userinfo = null)

Method Services_JSON_Error has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

        function Services_JSON_Error($message = 'unknown error', $code = null,
                                     $mode = null, $options = null, $userinfo = null)

Avoid too many return statements within this method.

Open

        return '';

Avoid too many return statements within this method.

Open

                            return $arr;

Avoid too many return statements within this method.

Open

                    return '{' . join(',', $properties) . '}';

Avoid too many return statements within this method.

Open

                    return $utf8;

Avoid too many return statements within this method.

Open

                        return $property;

Avoid too many return statements within this method.

Open

                return '"'.$ascii.'"';

Avoid too many return statements within this method.

Open

        return '';

Avoid too many return statements within this method.

Open

                            return $obj;

Avoid too many return statements within this method.

Open

                        return $element;

Avoid too many return statements within this method.

Open

                return '{' . join(',', $properties) . '}';

Avoid too many return statements within this method.

Open

                        return $obj;

Avoid too many return statements within this method.

Open

                return '[' . join(',', $elements) . ']';

Avoid too many return statements within this method.

Open

                return ($this->use & SERVICES_JSON_SUPPRESS_ERRORS)
                    ? 'null'
                    : new Services_JSON_Error(gettype($var)." can not be encoded as JSON string");

Avoid too many return statements within this method.

Open

                            return $property;

Avoid too many return statements within this method.

Open

                        return $arr;

Similar blocks of code found in 2 locations. Consider refactoring.

Open

            case 'string':
                // STRINGS ARE EXPECTED TO BE IN ASCII OR UTF-8 FORMAT
                $ascii = '';
                $strlen_var = strlen($var);

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Similar blocks of code found in 2 locations. Consider refactoring.

Open

    function utf82utf16($utf8)
    {
        // oh please oh please oh please oh please oh please
        if(function_exists('mb_convert_encoding')) {
            return mb_convert_encoding($utf8, 'UTF-16', 'UTF-8');

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