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<?php
/**
* @package AdminTools
* @copyright Copyright (c)2010-2015 Nicholas K. Dionysopoulos
* @license GNU General Public License version 3, or later
*/
// Protect from unauthorized access
defined('_JEXEC') or die;
/**
* A class to load INI files, without bumping into incompatibilities between
* different PHP versions
*/
class AdmintoolsHelperINI
{
/**
* Parse an INI file and return an associative array. Since PHP versions before
* 5.1 are bitches with regards to INI parsing, I use a PHP-only solution to
* overcome this obstacle.
*
* @param string $file The file to process
* @param bool $process_sections True to also process INI sections
*
* @return array An associative array of sections, keys and values
*/
public static function parse_ini_file($file, $process_sections, $rawdata = false)
{
if ($rawdata)
{
return self::parse_ini_file_php($file, $process_sections, $rawdata);
}
else
{
if (version_compare(PHP_VERSION, '5.1.0', '>=') && (!$rawdata))
{
if (function_exists('parse_ini_file'))
{
return parse_ini_file($file, $process_sections);
}
else
{
return self::parse_ini_file_php($file, $process_sections);
}
}
else
{
return self::parse_ini_file_php($file, $process_sections, $rawdata);
}
}
}
/**
* A PHP based INI file parser.
* Thanks to asohn ~at~ aircanopy ~dot~ net for posting this handy function on
* the parse_ini_file page on http://gr.php.net/parse_ini_file
*
* @param string $file Filename to process
* @param bool $process_sections True to also process INI sections
* @param bool $rawdata If true, the $file contains raw INI data, not a filename
*
* @return array An associative array of sections, keys and values
*/
static function parse_ini_file_php($file, $process_sections = false, $rawdata = false)
{
$process_sections = ($process_sections !== true) ? false : true;
if (!$rawdata)
{
$ini = file($file);
}
else
{
$file = str_replace("\r", "", $file);
$ini = explode("\n", $file);
}
if (count($ini) == 0)
{
return array();
}
$sections = array();
$values = array();
$result = array();
$globals = array();
$i = 0;
foreach ($ini as $line)
{
$line = trim($line);
$line = str_replace("\t", " ", $line);
// Comments
if (!preg_match('/^[a-zA-Z0-9[]/', $line))
{
continue;
}
// Sections
if ($line{0} == '[')
{
$tmp = explode(']', $line);
$sections[] = trim(substr($tmp[0], 1));
$i++;
continue;
}
// Key-value pair
list($key, $value) = explode('=', $line, 2);
$key = trim($key);
$value = trim($value);
if (strstr($value, ";"))
{
$tmp = explode(';', $value);
if (count($tmp) == 2)
{
if ((($value{0} != '"') && ($value{0} != "'")) ||
preg_match('/^".*"\s*;/', $value) || preg_match('/^".*;[^"]*$/', $value) ||
preg_match("/^'.*'\s*;/", $value) || preg_match("/^'.*;[^']*$/", $value)
)
{
$value = $tmp[0];
}
}
else
{
if ($value{0} == '"')
{
$value = preg_replace('/^"(.*)".*/', '$1', $value);
}
elseif ($value{0} == "'")
{
$value = preg_replace("/^'(.*)'.*/", '$1', $value);
}
else
{
$value = $tmp[0];
}
}
}
$value = trim($value);
$value = trim($value, "'\"");
if ($i == 0)
{
if (substr($line, -1, 2) == '[]')
{
$globals[$key][] = $value;
}
else
{
$globals[$key] = $value;
}
}
else
{
if (substr($line, -1, 2) == '[]')
{
$values[$i - 1][$key][] = $value;
}
else
{
$values[$i - 1][$key] = $value;
}
}
}
for ($j = 0; $j < $i; $j++)
{
if ($process_sections === true)
{
if (isset($sections[$j]) && isset($values[$j]))
{
$result[$sections[$j]] = $values[$j];
}
}
else
{
if (isset($values[$j]))
{
$result[] = $values[$j];
}
}
}
return $result + $globals;
}
/**
* Parses a graphical interface INI file returning two arrays, one with the general
* information of that configuration section and one with its configuration variables'
* definitions.
*
* @param string $inifile Absolute path to engine INI file
* @param array $information [out] The GUI information hash array
* @param array $parameters [out] The parameters hash array
*
* @return bool True if the file was loaded
*/
public static function parseInterfaceINI($inifile, &$information, &$parameters)
{
if (!file_exists($inifile))
{
return false;
}
$information = array(
'description' => ''
);
$parameters = array();
$inidata = self::parse_ini_file($inifile, true);
foreach ($inidata as $section => $data)
{
if (is_array($data))
{
if ($section == '_group')
{
// Parse information
foreach ($data as $key => $value)
{
$information[$key] = $value;
}
}
elseif (substr($section, 0, 1) != '_')
{
// Parse parameters
$newparam = array(
'title' => '',
'description' => '',
'type' => 'string',
'default' => ''
);
foreach ($data as $key => $value)
{
$newparam[$key] = $value;
}
$parameters[$section] = $newparam;
}
}
}
return true;
}
}
?>