How to extract text from DOCX or ODT files using PHP

Function to extract text from DOCX or ODT files using PHP

<?php
/* 
Online PHP Examples with Source Code
website: http://4evertutorials.blogspot.in/
*/


/*Name of the document file*/
$document = 'attractive_prices.docx';

/**Function to extract text*/
function extracttext($filename) {
//Check for extension
$ext = end(explode('.', $filename));

//if its docx file
if($ext == 'docx')
$dataFile = "word/document.xml";
//else it must be odt file
else
$dataFile = "content.xml"; 

//Create a new ZIP archive object
$zip = new ZipArchive;

// Open the archive file
if (true === $zip->open($filename)) {
// If successful, search for the data file in the archive
if (($index = $zip->locateName($dataFile)) !== false) {
// Index found! Now read it to a string
$text = $zip->getFromIndex($index);
// Load XML from a string
// Ignore errors and warnings
$xml = DOMDocument::loadXML($text, LIBXML_NOENT | LIBXML_XINCLUDE | LIBXML_NOERROR | LIBXML_NOWARNING);
// Remove XML formatting tags and return the text
return strip_tags($xml->saveXML());
}
//Close the archive file
$zip->close();
}

// In case of failure return a message
return "File not found";
}

echo extracttext($document);

?>

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