<?php

class April_Paste2_Paste_Helper extends  April_ResourceHelper
{
    public function extractResource($response)
    {
        $paste   = new stdClass();
        
        $dom     = new DOMDocument();
        @$dom->loadHTML($response->getBody());
        
        $codeDiv = $dom->getElementById('code-div');
        $code    = '';
        foreach ($codeDiv->getElementsByTagName('li') as $li){
            $code .= $li->nodeValue . "\n";
        }
        
        $paste->code        = $code;
        $paste->language    = $codeDiv->getAttribute('class');
        $paste->description = $dom->getElementById('main-container')->getElementsByTagName('p')->item(0)->nodeValue;
        
        return $paste;        
    }
    
    public function populateRequest($resource, $request)
    {
        // if this is a POST request set url to PASTE_POST_URL
        if($request->getMethod() == 'POST' && !$request->getUrl){
            $request->setUrl(April_Paste2::PASTE_POST_URL);
        }
        
        // turn into form-encoded string
        if($resource){
            $request->setBody(http_build_query($resource));
        }
    }
}