/**
* This function renders $content using the ODT-page-renderer.
* It then unzips the ODT document and reads in the file contents
* of the files 'content.xml', 'meta.xml' and 'styles.xml' and
* saves the strings in $files ['content-xml'], $files ['meta-xml']
* and $files ['styles-xml'].
*
* @param array $files
* @param string $content
* @return boolean
*/
public static function getRenderedODTDocument(array &$files, $content)
{
// Create parser instructions for wiki page $content
$instructions = p_get_instructions($content);
// Render the page by looping through the instructions.
$renderer = new renderer_plugin_odt_page();
foreach ($instructions as $instruction) {
// Execute the callback against the Renderer
if (method_exists($renderer, $instruction[0])) {
call_user_func_array(array(&$renderer, $instruction[0]), $instruction[1] ? $instruction[1] : array());
}
}
io_savefile(TMP_DIR . '/odt/temp_test_doc.odt', $renderer->doc);
$ZIP = new ZipLib();
$ok = $ZIP->Extract(TMP_DIR . '/odt/temp_test_doc.odt', TMP_DIR . '/odt/unpacked');
if ($ok == -1) {
// Error unzipping document
return false;
}
$files['content-xml'] = file_get_contents(TMP_DIR . '/odt/unpacked/content.xml');
$files['meta-xml'] = file_get_contents(TMP_DIR . '/odt/unpacked/meta.xml');
$files['styles-xml'] = file_get_contents(TMP_DIR . '/odt/unpacked/styles.xml');
// Success
return true;
}
/**
* Decompress a given file to the given target directory
*
* Determines the compression type from the file extension
*/
function decompress($file, $target)
{
global $conf;
// decompression library doesn't like target folders ending in "/"
if (substr($target, -1) == "/") {
$target = substr($target, 0, -1);
}
$ext = $this->guess_archive($file);
if (in_array($ext, array('tar', 'bz', 'gz'))) {
switch ($ext) {
case 'bz':
$compress_type = TarLib::COMPRESS_BZIP;
break;
case 'gz':
$compress_type = TarLib::COMPRESS_GZIP;
break;
default:
$compress_type = TarLib::COMPRESS_NONE;
}
$tar = new TarLib($file, $compress_type);
if ($tar->_initerror < 0) {
if ($conf['allowdebug']) {
msg('TarLib Error: ' . $tar->TarErrorStr($tar->_initerror), -1);
}
return false;
}
$ok = $tar->Extract(TarLib::FULL_ARCHIVE, $target, '', 0777);
if ($ok < 1) {
if ($conf['allowdebug']) {
msg('TarLib Error: ' . $tar->TarErrorStr($ok), -1);
}
return false;
}
return true;
} else {
if ($ext == 'zip') {
$zip = new ZipLib();
$ok = $zip->Extract($file, $target);
// FIXME sort something out for handling zip error messages meaningfully
return $ok == -1 ? false : true;
}
}
// unsupported file type
return false;
}
function epub_pack_ZipLib($meta)
{
chdir($meta);
echo rawurlencode("Using Dokuwiki's ZipLib Class\n");
$epub_file = $meta . 'my-book.epub';
unlink($epub_file);
$z = new ZipLib();
$z->add_File('application/epub+zip', 'mimetype', 0);
$z->Compress('OEBPS', './');
$z->Compress('META-INF', './');
$result = $z->get_file();
file_put_contents($epub_file, $result);
}
function ap_decompress($file, $target)
{
global $conf;
// decompression library doesn't like target folders ending in "/"
if (substr($target, -1) == "/") {
$target = substr($target, 0, -1);
}
$ext = substr($file, strrpos($file, '.') + 1);
// .tar, .tar.bz, .tar.gz, .tgz
if (in_array($ext, array('tar', 'bz', 'bz2', 'gz', 'tgz'))) {
require_once DOKU_INC . "inc/TarLib.class.php";
if (strpos($ext, 'bz') !== false) {
$compress_type = COMPRESS_BZIP;
} else {
if (strpos($ext, 'gz') !== false) {
$compress_type = COMPRESS_GZIP;
} else {
$compress_type = COMPRESS_NONE;
}
}
$tar = new TarLib($file, $compress_type);
if ($tar->_initerror < 0) {
if ($conf['allowdebug']) {
msg('TarLib Error: ' . $tar->TarErrorStr($tar->_initerror), -1);
}
return false;
}
$ok = $tar->Extract(FULL_ARCHIVE, $target, '', 0777);
if ($ok < 1) {
if ($conf['allowdebug']) {
msg('TarLib Error: ' . $tar->TarErrorStr($ok), -1);
}
return false;
}
return true;
} else {
if ($ext == 'zip') {
require_once DOKU_INC . "inc/ZipLib.class.php";
$zip = new ZipLib();
$ok = $zip->Extract($file, $target);
// FIXME sort something out for handling zip error messages meaningfully
return $ok == -1 ? false : true;
} else {
if ($ext == "rar") {
// not yet supported -- fix me
return false;
}
}
}
// unsupported file type
return false;
}
/**
* Decompress an archive
*
* @param string $file soure file
* @param string $target destination directory
* @return bool true on success, false on fail
*
*/
function COM_decompress($file, $target)
{
global $_CONF;
$ok = 0;
// decompression library doesn't like target folders ending in "/"
if (substr($target, -1) == "/") {
$target = substr($target, 0, -1);
}
$ext = substr($file, strrpos($file, '.') + 1);
// .tar, .tar.bz, .tar.gz, .tgz
if (in_array($ext, array('tar', 'bz', 'bz2', 'gz', 'tgz'))) {
require_once 'Archive/Tar.php';
$tar = new Archive_Tar($file);
$ok = $tar->extract($target);
if ($ok) {
$ok = 1;
}
return $ok < 1 ? false : true;
} else {
if ($ext == 'zip') {
require_once $_CONF['path'] . '/lib/ZipLib.class.php';
$zip = new ZipLib();
$ok = $zip->Extract($file, $target);
return $ok == -1 ? false : true;
}
}
// unsupported file type
return false;
}
