157 lines
3.1 KiB
PHP
157 lines
3.1 KiB
PHP
<?php
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namespace Drupal\Component\Gettext;
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/**
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* Defines a Gettext PO stream writer.
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*/
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class PoStreamWriter implements PoWriterInterface, PoStreamInterface {
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/**
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* URI of the PO stream that is being written.
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*
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* @var string
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*/
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private $_uri;
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/**
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* The Gettext PO header.
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*
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* @var \Drupal\Component\Gettext\PoHeader
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*/
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private $_header;
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/**
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* File handle of the current PO stream.
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*
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* @var resource
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*/
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private $_fd;
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/**
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* Gets the PO header of the current stream.
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*
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* @return \Drupal\Component\Gettext\PoHeader
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* The Gettext PO header.
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*/
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public function getHeader() {
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return $this->_header;
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}
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/**
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* Set the PO header for the current stream.
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*
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* @param \Drupal\Component\Gettext\PoHeader $header
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* The Gettext PO header to set.
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*/
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public function setHeader(PoHeader $header) {
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$this->_header = $header;
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}
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/**
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* Gets the current language code used.
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*
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* @return string
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* The language code.
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*/
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public function getLangcode() {
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return $this->_langcode;
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}
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/**
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* Set the language code.
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*
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* @param string $langcode
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* The language code.
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*/
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public function setLangcode($langcode) {
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$this->_langcode = $langcode;
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}
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/**
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* {@inheritdoc}
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*/
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public function open() {
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// Open in write mode. Will overwrite the stream if it already exists.
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$this->_fd = fopen($this->getURI(), 'w');
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// Write the header at the start.
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$this->writeHeader();
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}
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/**
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* Implements Drupal\Component\Gettext\PoStreamInterface::close().
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*
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* @throws Exception
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* If the stream is not open.
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*/
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public function close() {
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if ($this->_fd) {
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fclose($this->_fd);
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}
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else {
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throw new Exception('Cannot close stream that is not open.');
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}
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}
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/**
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* Write data to the stream.
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*
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* @param string $data
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* Piece of string to write to the stream. If the value is not directly a
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* string, casting will happen in writing.
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*
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* @throws Exception
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* If writing the data is not possible.
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*/
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private function write($data) {
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$result = fputs($this->_fd, $data);
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if ($result === FALSE) {
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throw new Exception('Unable to write data: ' . substr($data, 0, 20));
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}
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}
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/**
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* Write the PO header to the stream.
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*/
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private function writeHeader() {
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$this->write($this->_header);
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}
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/**
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* {@inheritdoc}
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*/
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public function writeItem(PoItem $item) {
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$this->write($item);
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}
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/**
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* {@inheritdoc}
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*/
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public function writeItems(PoReaderInterface $reader, $count = -1) {
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$forever = $count == -1;
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while (($count-- > 0 || $forever) && ($item = $reader->readItem())) {
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$this->writeItem($item);
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}
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}
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/**
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* Implements Drupal\Component\Gettext\PoStreamInterface::getURI().
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*
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* @throws Exception
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* If the URI is not set.
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*/
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public function getURI() {
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if (empty($this->_uri)) {
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throw new Exception('No URI set.');
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}
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return $this->_uri;
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}
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/**
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* {@inheritdoc}
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*/
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public function setURI($uri) {
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$this->_uri = $uri;
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}
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}
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