php获得网站访问统计信息类Compete API用法实例


            本文实例讲述了php获得网站访问统计信息类Compete API用法。分享给大家供大家参考。具体如下：

这里使用php获得网站访问统计信息类Compete API，Compete是一个专门用来统计网站信息的网站





<?php

// Check for dependencies

if (!function_exists('curl_init'))

 throw new Exception('Compete needs the CURL PHP extension.');

if (!function_exists('json_decode'))

 throw new Exception('Compete needs the JSON PHP extension.');

/**

 * Base Compete exception class.

 */

class CompeteException extends Exception {}

/**

 * Represents Compete API.

 * @author Egor Gumenyuk (boo1ean0807 at gmail dot com)

 * @package Compete

 * @license Apache 2.0

 */

class Compete

{

 /**

  * Default usr agent.

  */

 const USER_AGENT  = 'Compete API wrapper for PHP';

 /**

  * Base url for api calls.

  */

 const API_BASE_URL = 'http://apps.compete.com/sites/:domain/trended/:metric/?apikey=:key';

 /**

  * Masks for url params.

  */

 private $_urlKeys = array(':domain', ':metric', ':key');

 private $_apiKey;

 /**

  * For url cleaning.

  */

 private $_toSearch = array('http://', 'www.');

 private $_toReplace = array('', '');

 /**

  * List of available metrics.

  */

 private $_availableMetrics = array(

       // Description   Auth type

  'uv',   // Unique Visitors Basic

  'vis',  // Visits      Basic

  'rank',  // Rank       Basic

  'pv',   // Page Views    All-Access

  'avgstay',// Average Stay   All-Access

  'vpp',  // Visits/Person  All-Access

  'ppv',  // Pages/Visit   All-Access

  'att',  // Attention    All-Access

  'reachd', // Daily Reach   All-Access

  'attd',  // Daily Attention All-Access

  'gen',  // Gender      All-Access

  'age',  // Age       All-Access

  'inc',  // Income      All-Access

 );

 /**

  * List of available methods for __call() implementation.

  */

 private $_metrics = array(

  'uniqueVisitors' => 'uv',

  'visits'     => 'vis',

  'rank'      => 'rank',

  'pageViews'   => 'pv',

  'averageStay'  => 'avgstay',

  'visitsPerson'  => 'vpp',

  'pagesVisit'   => 'ppv',

  'attention'   => 'att',

  'dailyReach'   => 'reachd',

  'dailyAttention' => 'attd',

  'gender'     => 'gen',

  'age'      => 'age',

  'income'     => 'inc'

 );

 /**

  * Create access to Compete API.

  * @param string $apiKey user's api key.

  */

 public function __construct($apiKey) {

  $this->_apiKey = $apiKey;

 }

 /**

  * Implement specific methods.

  */

 public function __call($name, $args) {

  if (array_key_exists($name, $this->_metrics) && isset($args[0]))

   return $this->get($args[0], $this->_metrics[$name]);

  throw new CompeteException($name . ' method does not exist.');

 }

 /**

  * Get data from Compete.

  * @param string $site some domain.

  * @param string $metric metric to get.

  * @return stdClass Compete data.

  * @throws CompeteException

  */

 public function get($site, $metric) {

  if (!in_array($metric, $this->_availableMetrics))

   throw new CompeteException($metric . ' - wrong metric.');

  $values = array(

   $this->_prepareUrl($site),

   $metric,

   $this->_apiKey

  );

  // Prepare call url

  $url = str_replace($this->_urlKeys, $values, self::API_BASE_URL);

  // Retrieve data using HTTP GET method.

  $data = json_decode($this->_get($url));

  // Because of unsuccessful responses contain "status_message".

  if (!isset($data->status_message))

   return $data;

  throw new CompeteException('Status: ' . $data->status . '. ' .$data->status_message);

 }

 /**

  * Cut unnecessary parts of url.

  * @param string $url some url.

  * @return string trimmed url.

  */

 private function _prepareUrl($url) {

  return str_replace($this->_toSearch, $this->_toReplace, $url);

 }

 /**

  * Execute http get method.

  * @param string $url request url.

  * @return string response.

  */

 private function _get($url) {

  $ch = curl_init();

  curl_setopt($ch, CURLOPT_URL, $url);

  curl_setopt($ch, CURLOPT_USERAGENT, self::USER_AGENT);

  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

  return curl_exec($ch);

 }

}



希望本文所述对大家的php程序设计有所帮助。