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<?php
/**
* @version $Id: gantryini.class.php 30069 2016-03-08 17:45:33Z matias $
* @author RocketTheme http://www.rockettheme.com
* @copyright Copyright (C) 2007 - 2016 RocketTheme, LLC
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPLv2 only
*
* Gantry uses the Joomla Framework (http://www.joomla.org), a GNU/GPLv2 content management system
*
*/
defined('GANTRY_VERSION') or die();
/**
* @package gantry
* @subpackage core
*/
class GantryINI
{
/**
* @param $file
* @param boolean $get_title
* @param boolean $get_item
* @param boolean $get_key
*
* @return array|string
*/
public static function read($file, $get_title = false, $get_item = false, $get_key = false)
{
$data = file_get_contents($file);
$inioutject = self::readFile($data, true);
$parse = get_object_vars($inioutject);
$data = array();
foreach ($parse as $title => $content) {
foreach ($content as $prefix => $value) {
$tmp = explode("_", $prefix);
$key = $tmp[0];
$tmp = array_slice($tmp, 1);
$key_prefix = implode("_", $tmp);
if (!isset($data[$title][$key])) $data[$title][$key] = array();
$data[$title][$key][$key_prefix] = $value;
}
}
if ($get_title && !$get_item && !$get_key) {
if (isset($data[$get_title])) return $data[$get_title]; else return array();
}
if ($get_title && $get_item && !$get_key) {
if (isset($data[$get_title]) && isset($data[$get_title][$get_item])) return $data[$get_title][$get_item]; else return array();
}
if ($get_title && $get_item && $get_key) {
if (isset($data[$get_title]) && isset($data[$get_title][$get_item]) && isset($data[$get_title][$get_item][$get_key])) return $data[$get_title][$get_item][$get_key]; else return array();
}
return $data;
}
/**
* @param $file
* @param $data
* @param boolean $merge_data
* @param boolean $remove_empty
*
* @return boolean
*/
public static function write($file, $data, $merge_data = true, $remove_empty = true)
{
$ini_array = array();
foreach ($data as $title => $content) {
$ini_array[$title] = array();
foreach ($content as $prefix => $values) {
$ini_array[$title][$prefix] = array();
foreach ($values as $key => $value) {
$ini_array[$title][$prefix][$key] = $value;
}
}
}
$merged = $ini_array;
if ($merge_data || $merge_data === 'delete-key') {
$ini_content = self::read($file);
$merged = self::array_merge_replace_recursive($ini_content, $ini_array);
if ($merge_data === 'delete-key') {
$merged = self::deleteKey($merged, $data);
}
}
$isempty = true;
foreach ($merged as $title => $content) {
foreach ($content as $key => $values) {
foreach ($values as $prefix => $value) {
$isempty = false;
break(3);
}
}
}
if (!$isempty) {
$output = "";
foreach ($merged as $title => $content) {
$output .= "\n[" . $title . "]\n";
foreach ($content as $key => $values) {
$key = $key . "_";
foreach ($values as $prefix => $value) {
$value = preg_replace_callback("/.*/s", array('GantryINI', 'repquotes'), $value);
$output .= $key . $prefix . '="' . $value . '"' . "\n";
}
}
}
$output = substr($output, 1, strlen($output));
if (file_put_contents($file, $output)) return true; else return false;
} else if ($remove_empty) {
if (file_exists($file) && is_writeable($file)) {
unlink($file);
}
}
}
/**
* @static
*
* @param $data
* @param bool $process_sections
*
* @return stdClass
*/
protected static function &readFile($data, $process_sections = false)
{
static $inistocache;
if (!isset($inistocache)) {
$inistocache = array();
}
if (is_string($data)) {
$lines = explode("\n", $data);
$hash = md5($data);
} else {
if (is_array($data)) {
$lines = $data;
} else {
$lines = array();
}
$hash = md5(implode("\n", $lines));
}
if (array_key_exists($hash, $inistocache)) {
return $inistocache[$hash];
}
$obj = new stdClass();
$sec_name = '';
$unparsed = 0;
if (!$lines) {
return $obj;
}
foreach ($lines as $line) {
// ignore comments
if ($line && $line{0} == ';') {
continue;
}
$line = trim($line);
if ($line == '') {
continue;
}
$lineLen = strlen($line);
if ($line && $line{0} == '[' && $line{$lineLen - 1} == ']') {
$sec_name = substr($line, 1, $lineLen - 2);
if ($process_sections) {
$obj->{$sec_name} = new stdClass();
}
} else {
if ($pos = strpos($line, '=')) {
$property = trim(substr($line, 0, $pos));
// property is assumed to be ascii
if ($property && $property{0} == '"') {
$propLen = strlen($property);
if ($property{$propLen - 1} == '"') {
$property = stripcslashes(substr($property, 1, $propLen - 2));
}
}
// AJE: 2006-11-06 Fixes problem where you want leading spaces
// for some parameters, eg, class suffix
// $value = trim(substr($line, $pos +1));
$value = substr($line, $pos + 1);
if (strpos($value, '|') !== false && preg_match('#(?<!\\\)\|#', $value)) {
$newlines = explode('\n', $value);
$values = array();
foreach ($newlines as $newlinekey=> $newline) {
// Explode the value if it is serialized as an arry of value1|value2|value3
$parts = preg_split('/(?<!\\\)\|/', $newline);
$array = (strcmp($parts[0], $newline) === 0) ? false : true;
$parts = str_replace('\|', '|', $parts);
foreach ($parts as $key => $value) {
if ($value == 'false') {
$value = false;
} else if ($value == 'true') {
$value = true;
} else if ($value && $value{0} == '"') {
$valueLen = strlen($value);
if ($value{$valueLen - 1} == '"') {
$value = stripcslashes(substr($value, 1, $valueLen - 2));
}
}
if (!isset($values[$newlinekey])) $values[$newlinekey] = array();
$values[$newlinekey][] = str_replace('\n', "\n", $value);
}
if (!$array) {
$values[$newlinekey] = $values[$newlinekey][0];
}
}
if ($process_sections) {
if ($sec_name != '') {
$obj->{$sec_name}->{$property} = $values[$newlinekey];
} else {
$obj->{$property} = $values[$newlinekey];
}
} else {
$obj->{$property} = $values[$newlinekey];
}
} else {
//unescape the \|
$value = str_replace('\|', '|', $value);
if ($value == 'false') {
$value = false;
} else if ($value == 'true') {
$value = true;
} else if ($value && $value{0} == '"') {
$valueLen = strlen($value);
if ($value{$valueLen - 1} == '"') {
$value = stripcslashes(substr($value, 1, $valueLen - 2));
}
}
if ($process_sections) {
$value = str_replace('\n', "\n", $value);
if ($sec_name != '') {
$obj->{$sec_name}->{$property} = $value;
} else {
$obj->{$property} = $value;
}
} else {
$obj->{$property} = str_replace('\n', "\n", $value);
}
}
} else {
if ($line && $line{0} == ';') {
continue;
}
if ($process_sections) {
$property = '__invalid' . $unparsed++ . '__';
if ($process_sections) {
if ($sec_name != '') {
$obj->{$sec_name}->{$property} = trim($line);
} else {
$obj->{$property} = trim($line);
}
} else {
$obj->{$property} = trim($line);
}
}
}
}
}
$inistocache[$hash] = clone($obj);
return $obj;
}
/**
* @param $merged
* @param $data
*
* @return mixed
*/
protected function deleteKey($merged, $data)
{
foreach ($data as $title => $customs) {
foreach ($customs as $key => $content) {
$merged[$title][$key] = array();
}
}
return $merged;
}
/**
* @static
*
* @param $array1
* @param $array2
*
* @return array
*/
protected static function array_merge_replace_recursive(&$array1, &$array2)
{
$merged = $array1;
foreach ($array2 as $key => $value) {
if (is_array($value) && isset($merged[$key]) && is_array($merged[$key])) {
$merged[$key] = self::array_merge_replace_recursive($merged[$key], $value);
} else {
$merged[$key] = $value;
}
}
return $merged;
}
/**
* @static
*
* @param $matches
*
* @return mixed
*/
public static function repquotes($matches)
{
return preg_replace('/[\'"]/', '\\\$0', $matches[0]);
}
}