<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Config\Reader;
use Zend\Config\Exception;
/**
* INI config reader.
*/
class Ini implements ReaderInterface
{
/**
* Separator for nesting levels of configuration data identifiers.
*
* @var string
*/
protected $nestSeparator = '.';
/**
* Directory of the file to process.
*
* @var string
*/
protected $directory;
/**
* Set nest separator.
*
* @param string $separator
* @return self
*/
public function setNestSeparator($separator)
{
$this->nestSeparator = $separator;
return $this;
}
/**
* Get nest separator.
*
* @return string
*/
public function getNestSeparator()
{
return $this->nestSeparator;
}
/**
* fromFile(): defined by Reader interface.
*
* @see ReaderInterface::fromFile()
* @param string $filename
* @return array
* @throws Exception\RuntimeException
*/
public function fromFile($filename)
{
if (!is_file($filename) || !is_readable($filename)) {
throw new Exception\RuntimeException(sprintf(
"File '%s' doesn't exist or not readable",
$filename
));
}
$this->directory = dirname($filename);
set_error_handler(
function ($error, $message = '', $file = '', $line = 0) use ($filename) {
throw new Exception\RuntimeException(sprintf(
'Error reading INI file "%s": %s',
$filename, $message
), $error);
}, E_WARNING
);
$ini = parse_ini_file($filename, true);
restore_error_handler();
return $this->process($ini);
}
/**
* fromString(): defined by Reader interface.
*
* @param string $string
* @return array|bool
* @throws Exception\RuntimeException
*/
public function fromString($string)
{
if (empty($string)) {
return array();
}
$this->directory = null;
set_error_handler(
function ($error, $message = '', $file = '', $line = 0) {
throw new Exception\RuntimeException(sprintf(
'Error reading INI string: %s',
$message
), $error);
}, E_WARNING
);
$ini = parse_ini_string($string, true);
restore_error_handler();
return $this->process($ini);
}
/**
* Process data from the parsed ini file.
*
* @param array $data
* @return array
*/
protected function process(array $data)
{
$config = array();
foreach ($data as $section => $value) {
if (is_array($value)) {
if (strpos($section, $this->nestSeparator) !== false) {
$sections = explode($this->nestSeparator, $section);
$config = array_merge_recursive($config, $this->buildNestedSection($sections, $value));
} else {
$config[$section] = $this->processSection($value);
}
} else {
$this->processKey($section, $value, $config);
}
}
return $config;
}
/**
* Process a nested section
*
* @param array $sections
* @param mixed $value
* @return array
*/
private function buildNestedSection($sections, $value)
{
if (count($sections) == 0) {
return $this->processSection($value);
}
$nestedSection = array();
$first = array_shift($sections);
$nestedSection[$first] = $this->buildNestedSection($sections, $value);
return $nestedSection;
}
/**
* Process a section.
*
* @param array $section
* @return array
*/
protected function processSection(array $section)
{
$config = array();
foreach ($section as $key => $value) {
$this->processKey($key, $value, $config);
}
return $config;
}
/**
* Process a key.
*
* @param string $key
* @param string $value
* @param array $config
* @return array
* @throws Exception\RuntimeException
*/
protected function processKey($key, $value, array &$config)
{
if (strpos($key, $this->nestSeparator) !== false) {
$pieces = explode($this->nestSeparator, $key, 2);
if (!strlen($pieces[0]) || !strlen($pieces[1])) {
throw new Exception\RuntimeException(sprintf('Invalid key "%s"', $key));
} elseif (!isset($config[$pieces[0]])) {
if ($pieces[0] === '0' && !empty($config)) {
$config = array($pieces[0] => $config);
} else {
$config[$pieces[0]] = array();
}
} elseif (!is_array($config[$pieces[0]])) {
throw new Exception\RuntimeException(sprintf(
'Cannot create sub-key for "%s", as key already exists', $pieces[0]
));
}
$this->processKey($pieces[1], $value, $config[$pieces[0]]);
} else {
if ($key === '@include') {
if ($this->directory === null) {
throw new Exception\RuntimeException('Cannot process @include statement for a string config');
}
$reader = clone $this;
$include = $reader->fromFile($this->directory . '/' . $value);
$config = array_replace_recursive($config, $include);
} else {
$config[$key] = $value;
}
}
}
}
# |
Change |
User |
Description |
Committed |
|
#1
|
18334 |
Liz Lam |
initial add of jambox |
|
|