title: Cakephp: how to get full url to the current request/page
body: <p>Some body please help me how to get full url i.e with scheme and host of the current page in the view. I tried the following, but didnt return the expected results</p>
  
  <pre><code>$this-&gt;request-&gt;here; // returns uri plus base path. no host &amp; scheme
  $this-&gt;request-&gt;here(true); // same problem
  </code></pre>