Posts Tagged ‘keyword’

<?php
if ($_POST)
{
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	echo "
	<table border='1'>
		<thead>
			<tr>
				<th>URL</th>
				<th>Title</th>
				<th>Description</th>
				<th>Keywords</th>
			</tr>
		</thead>
		<tbody>";
	foreach (explode(PHP_EOL, $_POST['textarea']) as $url)
	{
		$url = trim($url);
		if (!preg_match("/^https?:\/\//i", $url))
		{
			continue;
		}
		else
		{
			curl_setopt($ch, CURLOPT_URL, $url);
			$html = curl_exec($ch);
			if (!$html)
				continue;
			$data = parse_page($html);
 
			// secure the data for printing
			$url = htmlentities($url, ENT_QUOTES);
			foreach ($data as $key => $value)
				$data[$key] = htmlentities($value, ENT_QUOTES, "UTF-8");
			echo "<tr>";
			echo "<td>{$url}</td>";
			echo "<td>{$data['title']}</td>";
			echo "<td>{$data['description']}</td>";
			echo "<td> {$data['keywords']}</td>";
			echo "</tr>";
		}
	}
	curl_close($ch);
	echo "
		</tbody>
	</table>";
}
 
 
function parse_page($html)
{
     /* get page's title */
     preg_match("/<title>(.+)<\/title>/siU", $html, $matches);
     $title = $matches ? $matches[1] : null;
     /* get page's keywords */
 
$re="<meta\s+name=['\"]??keywords['\"]??\s+content=['\"]??(.+)['\"]??\s*\/?>";
     preg_match("/$re/siU", $html, $matches);
     $keywords = $matches ? $matches[1] : null;
 
     /* get page's description */
 
$re="<meta\s+name=['\"]??description['\"]??\s+content=['\"]??(.+)['\"]??\s*\/?>";
     preg_match("/$re/siU", $html, $matches);
     $desc = $matches ? $matches[1] : null;
 
     /* parse links */
     $re="<a\s[^>]*href\s*=\s*(['\"]??)([^'\">]*?)\\1[^>]*>(.*)<\/a>";
     preg_match_all("/$re/siU", $html, $matches);
     $links = $matches ? $matches[2] : null;
 
	return array(
		"title" => $title,
		"description" => $desc,
		"keywords" => $keywords,
	);
}
?>
 
<form method="post" action="?">
<textarea name="textarea" cols="45" rows="5"><?php echo @htmlentities($_POST['textarea'], ENT_QUOTES, "UTF-8")?></textarea><br />
<input type="submit" name="button" id="button" value="Submit" />
</form>

 

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