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config_json_encode()

Description

A subset json_encode function that only works on $config arrays but has none
of the version-to-version variability and other "unusual" behavior of PHP's.
implementation.

whose elements are UTF-8 encoded strings, booleans, numbers or arrays
of such elements and whose keys are either numbers or UTF-8 encoded
strings.
capabilities to encode

Parameters

ColumnTypeDefaultDescription
$config
mixed $config a configuration variables array. This *must* be an array

Return

string encoded version of $config or null if $config is beyond our

Location

include/plugin_functions.php lines 212 to 258

Definition

 
function config_json_encode($config)
    {
    $i=0;
    $simple_keys = true;
    foreach ($config as $name => $value)
        {
        if (!is_numeric($name) || ($name != $i++))
            {
            $simple_keys = false;
            break;
            }
        }
    $output = $simple_keys?'[':'{';
    foreach ($config as $name => $value)
        {
        if (!$simple_keys)
            {
            $output .= '"' . config_encode($name) . '":';
            }
        if (is_string($value))
            {
            $output .= '"' . config_encode($value) . '"';
            }
        elseif (is_bool($value))
            {
            $output .= $value?'true':'false';
            }
        elseif (is_numeric($value))
            {
            $output .= strval($value);
            }
        elseif (is_array($value))
            {
            $output .= config_json_encode($value);
            }
        else
            {
            return null; // Give up; beyond our capabilities
            }
        $output .= ', ';
        }
    if (substr($output, -2) == ', ')
        {
        $output = substr($output, 0, -2);
        }
    return $output . ($simple_keys?']':'}');
    }

This article was last updated 13th December 2024 20:35 Europe/London time based on the source file dated 29th November 2024 10:35 Europe/London time.