silverstripe-framework/thirdparty/Zend/Translate/Adapter/Tmx.php

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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) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @version $Id: Tmx.php 23775 2011-03-01 17:25:24Z ralph $
* @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) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Translate_Adapter_Tmx extends Zend_Translate_Adapter {
// Internal variables
private $_file = false;
private $_useId = true;
private $_srclang = null;
private $_tu = null;
private $_tuv = null;
private $_seg = null;
private $_content = null;
private $_data = array();
/**
* Load translation data (TMX file reader)
*
* @param string $filename TMX file to add, full path must be given for access
* @param string $locale Locale has no effect for TMX because TMX 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 \'' . $filename . '\' is not readable.');
}
if (isset($options['useId'])) {
$this->_useId = (boolean) $options['useId'];
}
$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;
}
/**
* Internal method, called by xml element handler at start
*
* @param resource $file File handler
* @param string $name Elements name
* @param array $attrib Attributes for this element
*/
protected function _startElement($file, $name, $attrib)
{
if ($this->_seg !== null) {
$this->_content .= "<".$name;
foreach($attrib as $key => $value) {
$this->_content .= " $key=\"$value\"";
}
$this->_content .= ">";
} else {
switch(strtolower($name)) {
case 'header':
if (empty($this->_useId) && isset($attrib['srclang'])) {
if (Zend_Locale::isLocale($attrib['srclang'])) {
$this->_srclang = Zend_Locale::findLocale($attrib['srclang']);
} else {
if (!$this->_options['disableNotices']) {
if ($this->_options['log']) {
$this->_options['log']->notice("The language '{$attrib['srclang']}' can not be set because it does not exist.");
} else {
trigger_error("The language '{$attrib['srclang']}' can not be set because it does not exist.", E_USER_NOTICE);
}
}
$this->_srclang = $attrib['srclang'];
}
}
break;
case 'tu':
if (isset($attrib['tuid'])) {
$this->_tu = $attrib['tuid'];
}
break;
case 'tuv':
if (isset($attrib['xml:lang'])) {
if (Zend_Locale::isLocale($attrib['xml:lang'])) {
$this->_tuv = Zend_Locale::findLocale($attrib['xml:lang']);
} else {
if (!$this->_options['disableNotices']) {
if ($this->_options['log']) {
$this->_options['log']->notice("The language '{$attrib['xml:lang']}' can not be set because it does not exist.");
} else {
trigger_error("The language '{$attrib['xml:lang']}' can not be set because it does not exist.", E_USER_NOTICE);
}
}
$this->_tuv = $attrib['xml:lang'];
}
if (!isset($this->_data[$this->_tuv])) {
$this->_data[$this->_tuv] = array();
}
}
break;
case 'seg':
$this->_seg = true;
$this->_content = null;
break;
default:
break;
}
}
}
/**
* Internal method, called by xml element handler at end
*
* @param resource $file File handler
* @param string $name Elements name
*/
protected function _endElement($file, $name)
{
if (($this->_seg !== null) and ($name !== 'seg')) {
$this->_content .= "</".$name.">";
} else {
switch (strtolower($name)) {
case 'tu':
$this->_tu = null;
break;
case 'tuv':
$this->_tuv = null;
break;
case 'seg':
$this->_seg = null;
if (!empty($this->_srclang) && ($this->_srclang == $this->_tuv)) {
$this->_tu = $this->_content;
}
if (!empty($this->_content) or (!isset($this->_data[$this->_tuv][$this->_tu]))) {
$this->_data[$this->_tuv][$this->_tu] = $this->_content;
}
break;
default:
break;
}
}
}
/**
* Internal method, called by xml element handler for content
*
* @param resource $file File handler
* @param string $data Elements content
*/
protected function _contentElement($file, $data)
{
if (($this->_seg !== null) and ($this->_tu !== null) and ($this->_tuv !== null)) {
$this->_content .= $data;
}
}
/**
* Internal method, detects the encoding of the xml file
*
* @param string $name Filename
* @return string Encoding
*/
protected function _findEncoding($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 "Tmx";
}
}