$path   = __DIR__ . '/../bin/tika-app-1.4.jar'; 
$tika = new TikaClient($path);

// Get text
$text = $tika->getText('file.doc');

// Get html text
$html = $tika->getHtml('file.doc');

// Get xhtml text
$xhtml = $tika->getXhtml('file.doc');

// Get language
$lang = $tika->getLanguage('file.doc');

// Get content type
$type = $tika->getContentType('file.doc');

// Extract all attachments on doc file
$target = '/tmp/'; // target directory
$tika->extract('file.doc', $target);

$wrapper = new TikaWrapper('file.doc', $client);

// Get text
$text = $wrapper->getText();

// Get html text
$html = $wrapper->getHtml();

// Get xhtml text
$xhtml = $wrapper->getXhtml();

// Get language
$lang = $wrapper->getLanguage();

// Get content type
$type = $wrapper->getContentType('file.doc');