主要目的就是在WordPress中通过页面展示豆瓣上的一些信息，如电影、书籍、音乐等。

特色：函数直接调用，内容缓存+图片缓存，加快访问速度

方法来自于：http://loosky.net/?p=1653

//调取用户的个人资料
function get_douban_user($userID = '',$apikey = '02a390f342bcb95707eab2d9c8362c05')
{
	 $url = 'http://api.douban.com/people/' . $userID . '?alt=json';
     if (!empty($apikey)){
            $url .= '&apikey=' . $apikey;
     }
    $douban_user = json_decode(file_get_contents($url), true);
    return $douban_user;
}

//调取用户的收藏
function get_collections($userID = '',$type = 'movie',$num = 5,$status = 'watched',$apikey = '02a390f342bcb95707eab2d9c8362c05')
{
   	$url = 'http://api.douban.com/people/'.$userID.'/collection?cat='.$type.'&max-results='.$num.'&status='.$status.'&alt=json';
   	if (!empty($apikey))
   	{
     		$url .= '&apikey='.$apikey;
   	}
   	$result = json_decode(file_get_contents($url), true);
    return $result;
}

//调取用户的评论
function get_recommendations($userID = '',$num = 5,$start = 1,$apikey = '02a390f342bcb95707eab2d9c8362c05')
{
    	$url = 'http://api.douban.com/people/'.$userID.'/recommendations?start-index='.$start.'&max-results='.$num.'&alt=json';
    	if (!empty($apikey))
    	{
        	$url .= '&apikey='.$apikey;
    	}
    	$result = json_decode(file_get_contents($url), true);
    return $result;
}

//将图片缓存到本地
function cachapic($picurl,$cacheday=14){
  $cachetime = $cacheday*24*60*60;   //默认设定14天
  //获取图片的文件名
  $picquery = parse_url($picurl);
  $pic=explode('/',$picquery['path']);
  $picname=$pic[2];		  

  $e = TEMPLATEPATH.'/cache/'.$picname;
  $a = get_bloginfo('template_url'). '/cache/'.$picname;
  if ( !is_file($e) || (time() - filemtime($e)) > $cachetime ){
	copy($picurl, $e);$a = esc_attr($picurl); //第一次的时候使用真实地址
  }
  return $a;
}

function doubanshow($douban_user_id,$with_user_info=TRUE,$recommendationnum=5,$apikey = '02a390f342bcb95707eab2d9c8362c05'){
	  $collection = array(
		  'movie' => array(
			  'wish' => array(
				  'lang' => "想看",
				  'num' => 10
			  ),
			  'watched' => array(
				  'lang' => "已看",
				  'num' => 25
			  )
		  ),
		  'book' => array(
			  'wish' => array(
				  'lang' => "想读",
				  'num' => 10
			  ),
			  'reading' => array(
				  'lang' => "正在读",
				  'num' => 10
			  ),
			  'read' => array(
				  'lang' => "已读",
				  'num' => 15
			  )
		  ),
		  'music' => array(
			  'wish' => array(
				  'lang' => "想听",
				  'num' => 10
			  ),
			  'listening' => array(
				  'lang' => "正在听",
				  'num' => 10
			  ),
			  'listened' => array(
				  'lang' => "已听",
				  'num' => 15
			  )
		  )
	  );

	  if(!$html = wp_cache_get('DoubanShow', 'Loosky')) {
	  $html = '<div id="douban_collections" class="douban_collections_column">';  

	  //用户信息
	  if($with_user_info==true) {
		  $douban_user =get_douban_user($douban_user_id,$apikey);
		  $html .= '<div id="dc_user">'
			  . '<div id="dc_user_pic">'
			  . '<a href="' . $douban_user['link'][1]['@href'] . '" title="' . $douban_user['title']['$t'] . '" target="_blank">'
			  . '<img class="dc_user_image" src="' . cachapic($douban_user['link'][2]['@href']). '" alt="' . $douban_user['title']['$t'] . '" />'
			  . '</a></div>'
			  . '<ul id="dc_user_info">'
			  . '<li class="dc_user_info_title">'
			  . '<a href="' . $douban_user['link'][1]['@href'] . '" title="' . $douban_user['title']['$t'] . '" target="_blank">' . $douban_user['title']['$t'] . '</a>';
		  if(!empty($douban_user['db:signature']['$t'])){
			  $html .= '<span class="dc_user_signature"> "' . $douban_user['db:signature']['$t'] . '"</span>';
		  }
		  $html .= '</li>'
			  . '<li class="dc_user_info_item">Id: ' . $douban_user['db:uid']['$t'] . '</li>'
			  . '<li class="dc_user_info_item">Home Page: <a href="' . $douban_user['link'][3]['@href']. '" title="' . $douban_user['link'][3]['@href'] . '" target="_blank">' . $douban_user['link'][3]['@href'] . '</a></li>'
			  . '<li class="dc_user_info_item">Location: ' . $douban_user['db:location']['$t'] . '</li>'
			  . '<li class="dc_user_info_item">' . $douban_user['content']['$t'] . '</li>'
			  . '</ul>'
			  . '</div>';
	  }

	  //电影，书籍，音乐等信息
		foreach ($collection as $cat => $cat_arr)
		{
			foreach ($cat_arr as $key => $val)
			{
			$collections = get_collections($douban_user_id,$cat,$val['num'],$key,$apikey);
			$html .= '<div class="collection"><h2>'.$val['lang'].'</h2>';
    		foreach ($collections['entry'] as $val)
    		{
        		$html .= '<div class="collection_list"><a href="'.$val['db:subject']['link'][1]['@href'].'" title="'.$val['db:subject']['title']['$t'].'" target="_blank"><img class="collection_list_img" src="'.cachapic($val['db:subject']['link'][2]['@href']).'" alt="'.$val['db:subject']['title']['$t'].'"/></a></div>';
    		}
		    	$html .= '</div>';
			}
		}

		//推荐信息
		$result= get_recommendations($douban_user_id,$recommendationnum,$start = 1,$apikey);
		$html .= '<div class="recommendations"><h2>推荐</h2><ul>';
    	foreach ($result['entry'] as $val)
    	{
        	$html .= '<li>'.$val['content']['$t'].'['.date("Y-m-d H:i:s",strtotime($val['published']['$t'])).']</li>';
    	}
    	$html .= '</ul></div>';
		wp_cache_add('DoubanShow',$html, 'Loosky');
	  }
	  echo $html;
}

#douban_collections {
}

.douban_collections_column {
  display: inline;
  float: left;
  margin: 0 15px;
  overflow: hidden;
  /* width: 900px; */
}

#douban_collections #dc_user {
  margin: 25px 0 10px;
  background-color: #eee;
  padding: 7px 5px 5px 10px;
  width: 495px;
  height: 150px;
  opacity: 1.0;
  overflow: hidden;
  -moz-border-radius: 15px;
  -webkit-border-radius: 15px;
  border-radius: 15px;
  -moz-box-shadow: 5px 5px 10px #444;
  -webkit-box-shadow: 5px 5px 10px #444;
  box-shadow: 5px 5px 10px #444;
  behavior: url(images/PIE.htc);
}

#douban_collections #dc_user #dc_user_pic {
  float: left;
  margin: 10px 5px;
  width: 120px;
  height: 120px;
}

#douban_collections #dc_user #dc_user_pic img.dc_user_image {
  width: 120px;
  height: 120px;
}

#douban_collections #dc_user #dc_user_pic img.dc_user_image:hover {
  opacity: 0.7;
}

#douban_collections #dc_user ul#dc_user_info {
  float: left;
  margin: 0 5px 5px 10px;
  width: 350px;
}

#douban_collections #dc_user ul#dc_user_info li.dc_user_info_title {
  float: left;
  overflow: hidden;
  list-style-type: none;
  width: 100%;
  line-height: 130%;
  font-size: 28px;
  margin-bottom: 10px;
}

#douban_collections li.dc_user_info_title a, #douban_collections li.dc_user_info_title a:link, #douban_collections li.dc_user_info_title a:visited {
  line-height: 125%;
  color: #FF6633;
}

#douban_collections li.dc_user_info_title a:hover {
  line-height: 125%;
  color: #FF9933;
}

#douban_collections #dc_user ul#dc_user_info li.dc_user_info_title .dc_user_signature {
  color: #555;
  font-family: georgia,verdana;
  font-size: 16px;
  font-style: italic;
  vertical-align: super;
}

#douban_collections #dc_user ul#dc_user_info li.dc_user_info_item {
  float: left;
  overflow: hidden;
  list-style-type: none;
  margin-bottom: 5px;
  width: 100%;
  line-height: 125%;
}

#douban_collections li.dc_user_info_item a, #douban_collections li.dc_user_info_item a:link, #douban_collections li.dc_user_info_item a:visited {
  line-height: 125%;
  color: #FF6633;
}

#douban_collections li.dc_user_info_item a:hover {
  line-height: 125%;
  color: #FF9933;
}

#douban_collections ul{
  padding: 0;
  margin: 0;
}

.collection, .recommendations{
display:block;
float:left;
padding-left:8px;
margin-left:5px;
width:99%;
}
.recommendations li{
list-style-type:none;
margin-left:30px;
padding-top:8px;
}
.collection_list {
display:block;
float:left;
width:120px;
height:150px;
line-height:90px;
text-align:center;
}
.collection_list_img {border:0px;}

豆瓣用户ID

<?php doubanshow($douban_user_id='dianso'); ?>