<?php
/**
 * Hatena Bookmark Count class
 *
 * @author      tknzk <info@tknzk.com>
 * @version     0.0.1
 * @copyright   Copyright (c) 2009, tknzk.com All rights reserved.
 * @license     BSD License
 *
 */

class HatenaBookmarkCount
{
    const DEBUG = false;

    const HATENA_API_URL = 'http://api.b.st-hatena.com';

    const VERSION = '0.0.1';

    /**
     * Delay Time Micro seconds
     *
     * @var int
     */
    private $delay;

    /**
     * Default constructor
     *
     * @return  void
     * @param   int $delay
     *
     */
    public function __construct($delay = null)
    {
        if($delay !== null) {
            $this->setDelay($delay);
        }
    }

    /**
     * Get Hatena Bookmark Count
     *
     * @access      public
     * @param       string  $urls
     * @return      array
     * @static
     */
    public function entrycount($urls)
    {
        if(is_array($urls))
        {
            $i = 0;
            foreach($urls as $url) {

                $apiurl = self::HATENA_API_URL  . '/entry.count?'
                                                . 'url='    . urlencode($url) 
                                                . '';

                //$response = file_get_contents($apiurl);

                $curl = curl_init();
                curl_setopt($curl,  CURLOPT_URL,            $apiurl);
                curl_setopt($curl,  CURLOPT_HEADER,         false);
                curl_setopt($curl,  CURLOPT_RETURNTRANSFER, true);
                $response = curl_exec($curl);
                curl_close($curl);

                $json = json_decode($response,true);

                if($json) {
                    $ret[$i]['url']   = $url;
                    $ret[$i]['count'] = $json;
                }

                if($i > 1) {
                    if($this->delay !== null) {
                        usleep($this->delay);
                    }
                }

                $i++;

            }

            return $ret;

        }else{
            $ret = array();
            $apiurl = self::HATENA_API_URL  . '/entry.count?'
                                            . 'url='    . urlencode($urls) 
                                            . '';

            //$response = file_get_contents($apiurl);

            $curl = curl_init();
            curl_setopt($curl,  CURLOPT_URL,            $apiurl);
            curl_setopt($curl,  CURLOPT_HEADER,         false);
            curl_setopt($curl,  CURLOPT_RETURNTRANSFER, true);
            $response = curl_exec($curl);
            curl_close($curl);

            $json = json_decode($response,true);

            if($json) {
                $ret = array();
                $ret['url']     = $urls;
                $ret['count']   = $json;
            }

            return $ret;

        }

    }

    /**
     * Set Delay micro seconds
     *
     * @return  void
     * @pram    string
     */
    public function setDelay($delay)
    {
        $this->delay = (string) $delay;
    }

}