friendica-github/library/langdet/docs/example_web.php

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2012-05-12 08:55:18 +00:00
<?php
/**
* example usage (web)
*
* @package Text_LanguageDetect
* @version CVS: $Id: example_web.php 205493 2006-01-18 00:26:57Z taak $
*/
// browsers will encode multi-byte characters wrong unless they think the page is utf8-encoded
header('Content-type: text/html; charset=utf-8', true);
require_once 'Text/LanguageDetect.php';
$l = new Text_LanguageDetect;
if (isset($_REQUEST['q'])) {
$q = stripslashes($_REQUEST['q']);
}
?>
<html>
<head>
<title>Text_LanguageDetect demonstration</title>
</head>
<body>
<h2>Text_LanguageDetect</h2>
<?
echo "<small>Supported languages:\n";
$langs = $l->getLanguages();
sort($langs);
foreach ($langs as $lang) {
echo ucfirst($lang), ', ';
$i++;
}
echo "<br />total $i</small><br /><br />";
?>
<form method="post">
Enter text to identify language (at least a couple of sentences):<br />
<textarea name="q" wrap="virtual" cols="80" rows="8"><?= $q ?></textarea>
<br />
<input type="submit" value="Submit" />
</form>
<?
if (isset($q) && strlen($q)) {
$len = $l->utf8strlen($q);
if ($len < 20) { // this value picked somewhat arbitrarily
echo "Warning: string not very long ($len chars)<br />\n";
}
$result = $l->detectConfidence($q);
if ($result == null) {
echo "Text_LanguageDetect cannot identify this piece of text. <br /><br />\n";
} else {
echo "Text_LanguageDetect thinks this text is written in <b>{$result['language']}</b> ({$result['similarity']}, {$result['confidence']})<br /><br />\n";
}
$result = $l->detectUnicodeBlocks($q, false);
if (!empty($result)) {
arsort($result);
echo "Unicode blocks present: ", join(', ', array_keys($result)), "\n<br /><br />";
}
}
unset($l);
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
?>
</body></html>