DZone Snippets: Logankoester's Code Snippets

Create and lookup tinyurls with PHP

logankoester (Logan Koester) — Wed, 31 Oct 2007 05:42:45 GMT



        function reverse_tinyurl($url){

            // Resolves a TinyURL.com encoded url to it's source.

            $url = explode('.com/', $url);

            $url = 'http://preview.tinyurl.com/'.$url[1];

            $preview = file_get_contents($url);

            preg_match('/redirecturl" href="(.*)">/', $preview, $matches);

            return $matches[1];

        }

        

        function tinyurl($url){

        // Shortens a url

            $html = file_get_contents("http://tinyurl.com/create.php?url=".$url);

            preg_match('/http:\/\/preview\.tinyurl\.com\/(.*)<\/b>/', $html, $matches);

            return "http://tinyurl.com/".$matches[1];

        }

Display the number of characters in the name of each month

logankoester (Logan Koester) — Wed, 08 Aug 2007 01:59:52 GMT



months = %w(January February March April May June July August September October November December)

months.each { |m| print  m, " (", m.length, ")\n" }

Rails route lets :id be a domain name

logankoester (Logan Koester) — Wed, 01 Aug 2007 02:51:20 GMT

// Named route for an id that contains . characters, such as a domain name
// eg: http://myapp/domains/foobar.com



map.domain 'domains/:id', :controller => 'domains', :action => 'show', :requirements => { :id => /[a-zA-Z0-9\-\.]+/ }

Rename all *.gif files in a directory (prefix)

logankoester (Logan Koester) — Wed, 18 Jul 2007 03:52:08 GMT

// My mind always seems to draw a blank when I want to do this sort of thing, so here's a concise little self-reminder



for file in $(echo *.gif); do mv ${file} prefix.${file}; done

Reverse TinyURL

logankoester (Logan Koester) — Mon, 02 Jul 2007 07:04:25 GMT

// Resolves a TinyURL.com encoded url to it's source.
// Example: reverse_tinyurl('http://tinyurl.com/2ocfun') => "http://logankoester.com"



function reverse_tinyurl($url){

	$url = explode('.com/', $url);

	$url = 'http://preview.tinyurl.com/'.$url[1];

	$preview = file_get_contents($url);

	preg_match('/redirecturl" href="(.*)">/', $preview, $matches);

	return $matches[1];

}

Tidy Remote HTML (using a web service)

logankoester (Logan Koester) — Thu, 28 Jun 2007 10:16:46 GMT

// Clean up some code using a web service. If you need to do this more quickly I suggest using a local tidy installation
// rather than my web service, but this is nice and easy. :)



function tidied($url) {

  /* Cleans up a page via Tidy, returning the cleaned up html as a string

   * By Logan Koester  2007-06-28

   * Props to http://infohound.net/tidy */

  return file_get_contents("http://logankoester.com/tools/tidy.php?q=$url");

}

Generate a random string of letters

logankoester (Logan Koester) — Wed, 20 Jun 2007 05:58:44 GMT

// Generates a random string of lowercase letters. Great for email verification codes ;)



Array.new(6) { (rand(122-97) + 97).chr }.join

Generate a random string of letters

logankoester (Logan Koester) — Wed, 20 Jun 2007 05:56:40 GMT

// Generates a random string of lowercase letters. Great for email verification codes ;)



Array.new(6) { (rand(122-97) + 97).chr }.join

Generate a random string of letters

logankoester (Logan Koester) — Wed, 20 Jun 2007 05:56:38 GMT

// Generates a random string of lowercase letters. Great for email verification codes ;)



Array.new(6) { (rand(122-97) + 97).chr }.join

Generate a random string of letters

logankoester (Logan Koester) — Wed, 20 Jun 2007 05:56:27 GMT

Generates a random string of lowercase letters. Great for email verification codes ;)



Array.new(6) { (rand(122-97) + 97).chr }.join