<?php
/*
Examples of use:
//Get details of a specific news
$details = digg::fetchNews($url);
print_r($details);
//Get user details
$details = digg::fetchProfile($username);
print_r($details);
//Get all friends of a user
$array = digg::fetchFriends($username);
print_r($array);
//Get all news dugged by a user
$array = digg::fetchNewsDugged($username);
print_r($array);
//Get all news submitted by a user
$array = digg::fetchNewsSubmitted($username);
print_r($array);
//Get all news on an url and subpages to that url
$array = digg::fetchNewsByUrl("http://www.digg.com/news/popular/24hours");
print_r($array);
*/
class digg
{
function countComments($url)
{
$bot = new bot();
$response = $bot->get($url);
if($response)
{
$doc = new DOMDocument();
$doc->loadHTML($response->content);
$elem = $doc->getElementById('diggs-strong-1');
return $elem->textContent;
}
}
function userToUrl($user)
{
$user = str_replace(' ','.',$user);
$user = urlencode($user);
return $user;
}
function fetchNews($url)
{
$bot = new bot();
$response = $bot->get($url);
$object = new stdClass;
$object->url = $url;
$object->comments = array();
if($response)
{
$doc = new DOMDocument();
@$doc->loadHTML($response->content);//hiding warnings!
$object->title = $doc->getElementById('title')->textContent;
$object->comments = $doc->getElementById('diggs-strong-1')->textContent;
$object->description = $doc->getElementsByTagName('p')->item(0)->textContent;
$details = $doc->getElementById('enclosure1');
$links = $details->getElementsByTagName('a');
foreach($links as $k => $v)
{
$href = $v->attributes->getNamedItem('href')->value;
if(!isset($object->user)&&substr($href,0,7)=='/users/')
{
$object->user = substr($href,7);
}
elseif(!isset($object->category)&&substr($href,0,1)=='/'&&substr($href,0,7)!='/users/')
{
$object->category = substr($href,1);
break;
}
}
$str = $doc->getElementById('sub-nav')->getElementsByTagName('span')->item(0)->textContent;
$str = explode('(',$str);
$str = substr($str[1],0,-1);
$object->commentsAdded =$str;
}
return $object;
}
function fetchProfile($username)
{
$bot = new bot();
$url = 'http://www.digg.com/users/'.digg::userToUrl($username).'/profile';
$response = $bot->get($url);
$object = new stdClass;
$object->user = $username;
$doc = new DOMDocument();
$doc->loadHTML($response->content);
$mappings = array(
'Overall Ranking:'=>'ranking',
'News & Videos Dugg:'=>'itemsDugg',
'News & Videos Submitted:'=>'itemsSubmitted',
'News & Videos Made Popular:'=>'itemsPopular',
'Popular Stories Ratio:'=>'popularRatio',
'Profile Views:'=>'profileViews',
'Real Name:'=>'realName',
'Location:'=>'location',
'AIM/Yahoo/MSN/ICQ/gTalk:'=>'im',
'My Website:'=>'url',
'Member Since:'=>'signedUp');
foreach($doc->getElementsByTagName('dt') as $v)
{
if(isset($mappings[$v->textContent]))
{
$object->$mappings[$v->textContent]=$v->nextSibling->nextSibling->textContent;
}
}
return $object;
}
function fetchNewsSubmitted($username)
{
$url = 'http://www.digg.com/users/'.digg::userToUrl($username).'/news/submitted';
return digg::fetchNewsByUrl($url);
}
function fetchNewsDugged($username)
{
$url = 'http://www.digg.com/users/'.digg::userToUrl($username).'/news/dugg';
return digg::fetchNewsByUrl($url);
}
function fetchNewsByUrl($url)
{
$bot = new bot();
$response = $bot->get($url);
$doc = new DOMDocument();
@$doc->loadHTML($response->content);
$pages = digg::getNumberOfPages($doc);
$news = digg::extractNews($doc);
for($i=1;$i<$pages+1;$i++)
{
if($i>1)
{
$sUrl = $url.'/page'.$i;
$doc = new DOMDocument();
$response = $bot->get($sUrl);
@$doc->loadHTML($response->content);
$news = array_merge($news,digg::extractNews($doc));
}
}
return $news;
}
function extractNews($doc)
{
$news = array();
//div class=news-body
//external url
//local url
//title
foreach($doc->getElementsByTagName('div') as $v)
{
if($v->getAttribute('class')=='news-body')
{
$object = new stdClass;
foreach($v->getElementsByTagName('a') as $k => $v)
{
$href = $v->getAttribute('href');
if(substr($href,0,7)=='http://' && $object->url=="")
{
$object->title = $v->textContent;
$object->url = $href;
}
if($v->getAttribute('class')=='more')
{
$object->diggUrl = $href.'<br>';
continue;
}
}
$news[] = $object;
}
}
return $news;
}
function getNumberOfPages($doc)
{
$pages = 0;
foreach($doc->getElementsByTagName('div') as $v)
{
if($v->getAttribute('class')=='pages')
{
foreach($v->getElementsByTagName('a') as $v)
{
if(is_numeric($v->textContent)&&$v->textContent>$pages)
{
$pages = $v->textContent;
}
}
}
}
return $pages;
}
function fetchFriends($username)
{
$bot = new bot();
$url = 'http://www.digg.com/users/'.digg::userToUrl($username).'/friends/list';
$response = $bot->get($url);
$object = new stdClass;
$object->user = $username;
$doc = new DOMDocument();
@$doc->loadHTML($response->content);//hide errors
$pages = digg::getNumberOfPages($doc);
$friends = digg::extractFriends($doc);
for($i=1;$i<$pages+1;$i++)
{
if($i>1)
{
$url = $url.'/page'.$i;
$doc = new DOMDocument();
$response = $bot->get($url);
@$doc->loadHTML($response->content);
$friends = array_merge($friends,digg::extractFriends($doc));
}
}
return $friends;
}
function extractFriends($doc)
{
$friends = array();
foreach($doc->getElementsByTagName('a') as $v)
{
$href = $v->getAttribute('href');
if(substr($href,0,7)=='/users/')
{
$paths = explode('/',substr($href,1));
if(count($paths)==2)
{
if(!isset($friends[$paths[1]]))
{
$friends[$paths[1]]=$paths[1];
}
}
}
}
return $friends;
}
}
?>
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