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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Translate
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @version $Id: Tbx.php 16971 2009-07-22 18:05:45Z mikaelkael $
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_Locale */
require_once 'Zend/Locale.php';
/** Zend_Translate_Adapter */
require_once 'Zend/Translate/Adapter.php';
/**
* @category Zend
* @package Zend_Translate
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Translate_Adapter_Tbx extends Zend_Translate_Adapter {
// Internal variables
private $_file = false;
private $_cleared = array();
private $_langset = null;
private $_termentry = null;
private $_content = null;
private $_term = null;
private $_data = array();
/**
* Generates the tbx adapter
* This adapter reads with php's xml_parser
*
* @param string $data Translation data
* @param string|Zend_Locale $locale OPTIONAL Locale/Language to set, identical with locale identifier,
* see Zend_Locale for more information
* @param array $options OPTIONAL Options to set
*/
public function __construct($data, $locale = null, array $options = array())
{
parent::__construct($data, $locale, $options);
}
/**
* Load translation data (TBX file reader)
*
* @param string $filename TBX file to add, full path must be given for access
* @param string $locale Locale has no effect for TBX because TBX defines all languages within
* the source file
* @param array $option OPTIONAL Options to use
* @throws Zend_Translation_Exception
* @return array
*/
protected function _loadTranslationData($filename, $locale, array $options = array())
{
$this->_data = array();
if (!is_readable($filename)) {
require_once 'Zend/Translate/Exception.php';
throw new Zend_Translate_Exception('Translation file \'' . $filename . '\' is not readable.');
}
$encoding = $this->_findEncoding($filename);
$this->_file = xml_parser_create($encoding);
xml_set_object($this->_file, $this);
xml_parser_set_option($this->_file, XML_OPTION_CASE_FOLDING, 0);
xml_set_element_handler($this->_file, "_startElement", "_endElement");
xml_set_character_data_handler($this->_file, "_contentElement");
if (!xml_parse($this->_file, file_get_contents($filename))) {
$ex = sprintf('XML error: %s at line %d',
xml_error_string(xml_get_error_code($this->_file)),
xml_get_current_line_number($this->_file));
xml_parser_free($this->_file);
require_once 'Zend/Translate/Exception.php';
throw new Zend_Translate_Exception($ex);
}
return $this->_data;
}
private function _startElement($file, $name, $attrib)
{
if ($this->_term !== null) {
$this->_content .= "<".$name;
foreach($attrib as $key => $value) {
$this->_content .= " $key=\"$value\"";
}
$this->_content .= ">";
} else {
switch(strtolower($name)) {
case 'termentry':
$this->_termentry = null;
break;
case 'langset':
if (isset($attrib['xml:lang']) === true) {
$this->_langset = $attrib['xml:lang'];
if (isset($this->_data[$this->_langset]) === false) {
$this->_data[$this->_langset] = array();
}
}
break;
case 'term':
$this->_term = true;
$this->_content = null;
break;
default:
break;
}
}
}
private function _endElement($file, $name)
{
if (($this->_term !== null) and ($name != "term")) {
$this->_content .= "</".$name.">";
} else {
switch (strtolower($name)) {
case 'langset':
$this->_langset = null;
break;
case 'term':
$this->_term = null;
if (empty($this->_termentry)) {
$this->_termentry = $this->_content;
}
if (!empty($this->_content) or (isset($this->_data[$this->_langset][$this->_termentry]) === false)) {
$this->_data[$this->_langset][$this->_termentry] = $this->_content;
}
break;
default:
break;
}
}
}
private function _contentElement($file, $data)
{
if ($this->_term !== null) {
$this->_content .= $data;
}
}
private function _findEncoding($filename)
{
$file = file_get_contents($filename, null, null, 0, 100);
if (strpos($file, "encoding") !== false) {
$encoding = substr($file, strpos($file, "encoding") + 9);
$encoding = substr($encoding, 1, strpos($encoding, $encoding[0], 1) - 1);
return $encoding;
}
return 'UTF-8';
}
/**
* Returns the adapter name
*
* @return string
*/
public function toString()
{
return "Tbx";
}
}
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