Maybe I misunderstood the OP, but wouldn't this (or something like it) be
easier and cleaner than that mess below??
$url = preg_replace("/(\...@\w+\.[a-za-z]{2,3})/i", "<a
href='mailto:$1'>$1</a>", $url);
$url = preg_replace("/\s(http:\/\/)?(\w*\.?\w*\.[a-zA-Z]{2,3}.*?\s)/i", " <a
href='http://$2' target='_blank'>$2</a>", $url);
> -----Original Message-----
> From: Nisse Engström [mailto:[email protected]]
> Sent: Saturday, August 29, 2009 1:46 PM
> To: [email protected]
> Subject: Re: [PHP] Converting URL's to hyperlinks.
>
> On Fri, 28 Aug 2009 17:22:20 -0600, LinuxManMikeC wrote:
>
> > <a href="<?php echo $url; ?>">click here</a>
>
> *Groan*
>
> Throw any random web site to an HTML validator
> and you're likely to see this kind of slop all
> over.
>
> The correct solution is of course:
>
> $u = htmlspecialchars ($url);
> echo "<a href=\"$u\">$u</a>";
>
>
> [A more elaborate way to flay this feline is
> included below.]
>
>
> /Nisse
>
>
> /* Reworked from slightly different code.
> Bugs may have been introduced. */
>
> <?php
>
> function url_to_links ($url)
> {
> if (preg_match ('@^([a-z]+://)(.*)@i', $url, $m)) {
> $prfx = $m[1];
> $path = $m[2];
> } else {
> return htmlspecialchars ($url);
> }
>
> $url_sofar = $prfx;
> $links = htmlspecialchars ($prfx);
>
> $segs = explode ('?', $path, 2);
> if (isset ($segs[1]))
> $query = $segs[1];
> $segs = explode ('/', $segs[0]);
>
> for ($segn = 0; $segn < count ($segs); $segn++) {
> $url_sofar .= $segs[$segn];
> if (isset ($segs[$segn+1]))
> $url_sofar .= '/';
>
> if ($segs[$segn] !== '') {
> $links .= '<a href="' . htmlspecialchars ($url_sofar) . '">'
> . htmlspecialchars ($segs[$segn]) . '</a>';
> }
>
> if (isset ($segs[$segn+1]))
> $links .= '/';
> }
>
> if (isset ($query)) {
> $url_sofar .= "?$query";
> $links .= '?<a href="' . htmlspecialchars ($url_sofar)
> . '">' . htmlspecialchars ($query) . '</a>';
> }
>
> return $links;
> }
>
> $u = 'https://ebagwa.example/abd/def/ghi?s=t&u=v&w=x&y=z';
> $u_h = htmlspecialchars ($u);
> $links = url_to_links ($u);
>
> header ('Content-Type: text/html');
>
> echo <<<_
> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
> "http://www.w3.org/TR/html4/strict.dtd";>
> <title>url_to_links()</title>
>
> <pre>
> $u_h
> ↓
> $links
> </pre>
>
> _;
>
> --
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