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<?php
/**
* Part of the PEAR Config package
*
* PHP Version 4
*
* @category Configuration
* @package Config
* @author Bertrand Mansion <bmansion@mamasam.com>
* @license http://www.php.net/license PHP License
* @link http://pear.php.net/package/Config
*/
/**
* Config parser for PHP .ini files
* Faster because it uses parse_ini_file() but get rid of comments,
* quotes, types and converts On, Off, True, False, Yes, No to 0 and 1.
*
* Empty lines and comments are not preserved.
*
* @category Configuration
* @package Config
* @author Bertrand Mansion <bmansion@mamasam.com>
* @license http://www.php.net/license PHP License
* @link http://pear.php.net/package/Config
*/
class Config_Container_IniFile
{
/**
* This class options
* Not used at the moment
*
* @var array
*/
var $options = array();
/**
* Constructor
*
* @param string $options (optional)Options to be used by renderer
*
* @access public
*/
function Config_Container_IniFile($options = array())
{
$this->options = $options;
} // end constructor
/**
* Parses the data of the given configuration file
*
* @param string $datasrc path to the configuration file
* @param object &$obj reference to a config object
*
* @return mixed Returns a PEAR_ERROR, if error occurs or true if ok
*
* @access public
*/
function &parseDatasrc($datasrc, &$obj)
{
$return = true;
if (!file_exists($datasrc)) {
return PEAR::raiseError(
"Datasource file does not exist.",
null, PEAR_ERROR_RETURN
);
}
$currentSection =& $obj->container;
$confArray = parse_ini_file($datasrc, true);
if (!$confArray) {
return PEAR::raiseError(
"File '$datasrc' does not contain configuration data.",
null, PEAR_ERROR_RETURN
);
}
foreach ($confArray as $key => $value) {
if (is_array($value)) {
$currentSection =& $obj->container->createSection($key);
foreach ($value as $directive => $content) {
// try to split the value if comma found
if (!is_array($content) && strpos($content, '"') === false) {
$values = preg_split('/\s*,\s+/', $content);
if (count($values) > 1) {
foreach ($values as $k => $v) {
$currentSection->createDirective($directive, $v);
}
} else {
$currentSection->createDirective($directive, $content);
}
} else {
$currentSection->createDirective($directive, $content);
}
}
} else {
$currentSection->createDirective($key, $value);
}
}
return $return;
} // end func parseDatasrc
/**
* Returns a formatted string of the object
*
* @param object &$obj Container object to be output as string
*
* @return string
*
* @access public
*/
function toString(&$obj)
{
static $childrenCount, $commaString;
if (!isset($string)) {
$string = '';
}
switch ($obj->type) {
case 'blank':
$string = "\n";
break;
case 'comment':
$string = ';'.$obj->content."\n";
break;
case 'directive':
$count = $obj->parent->countChildren('directive', $obj->name);
$content = $obj->content;
if (!is_array($content)) {
$content = $this->contentToString($content);
if ($count > 1) {
// multiple values for a directive are separated by a comma
if (isset($childrenCount[$obj->name])) {
$childrenCount[$obj->name]++;
} else {
$childrenCount[$obj->name] = 0;
$commaString[$obj->name] = $obj->name.'=';
}
if ($childrenCount[$obj->name] == $count-1) {
// Clean the static for future calls to toString
$string .= $commaString[$obj->name].$content."\n";
unset($childrenCount[$obj->name]);
unset($commaString[$obj->name]);
} else {
$commaString[$obj->name] .= $content.', ';
}
} else {
$string = $obj->name.'='.$content."\n";
}
} else {
//array
$string = '';
$n = 0;
foreach ($content as $contentKey => $contentValue) {
if (is_integer($contentKey) && $contentKey == $n) {
$stringKey = '';
++$n;
} else {
$stringKey = $contentKey;
}
$string .= $obj->name . '[' . $stringKey . ']='
. $this->contentToString($contentValue) . "\n";
}
}
break;
case 'section':
if (!$obj->isRoot()) {
$string = '['.$obj->name."]\n";
}
if (count($obj->children) > 0) {
for ($i = 0; $i < count($obj->children); $i++) {
$string .= $this->toString($obj->getChild($i));
}
}
break;
default:
$string = '';
}
return $string;
} // end func toString
/**
* Converts a given content variable to a string that can
* be used as value in a ini file
*
* @param mixed $content Value
*
* @return string $content String to be used as ini value
*/
function contentToString($content)
{
if ($content === false) {
$content = '0';
} else if ($content === true) {
$content = '1';
} else if (strlen(trim($content)) < strlen($content)
|| strpos($content, ',') !== false
|| strpos($content, ';') !== false
|| strpos($content, '=') !== false
|| strpos($content, '"') !== false
|| strpos($content, '%') !== false
|| strpos($content, '~') !== false
|| strpos($content, '!') !== false
|| strpos($content, '|') !== false
|| strpos($content, '&') !== false
|| strpos($content, '(') !== false
|| strpos($content, ')') !== false
|| $content === 'none'
) {
$content = '"'.addslashes($content).'"';
}
return $content;
}
} // end class Config_Container_IniFile
?>
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