微信公众类
微信公众平台类
微信公众平台类
<?php
/**
* 微信公众平台 PHP SDK 示例文件
*
* @author NetPuter <netputer@gmail.com>
*/
require('../src/Wechat.php');
/**
* 微信公众平台演示类
*/
class MyWechat extends Wechat {
/**
* 用户关注时触发，回复「欢迎关注」
*
* @return void
*/
protected function onSubscribe() {
$this->responseText('欢迎关注');
}
/**
* 用户取消关注时触发
*
* @return void
*/
protected function onUnsubscribe() {
// 「悄悄的我走了，正如我悄悄的来；我挥一挥衣袖，不带走一片云彩。」
}
/**
* 收到文本消息时触发，回复收到的文本消息内容
*
* @return void
*/
protected function onText() {
$this->responseText('收到了文字消息：' . $this->getRequest('content'));
}
/**
* 收到图片消息时触发，回复由收到的图片组成的图文消息
*
* @return void
*/
protected function onImage() {
$items = array(
new NewsResponseItem('标题一', '描述一', $this->getRequest('picurl'), $this->getRequest('picurl')),
new NewsResponseItem('标题二', '描述二', $this->getRequest('picurl'), $this->getRequest('picurl')),
);
$this->responseNews($items);
}
/**
* 收到地理位置消息时触发，回复收到的地理位置
*
* @return void
*/
protected function onLocation() {
$num = 1 / 0;
// 故意触发错误，用于演示调试功能
$this->responseText('收到了位置消息：' . $this->getRequest('location_x') . ',' . $this->getRequest('location_y'));
}
/**
* 收到链接消息时触发，回复收到的链接地址
*
* @return void
*/
protected function onLink() {
$this->responseText('收到了链接：' . $this->getRequest('url'));
}
/**
* 收到未知类型消息时触发，回复收到的消息类型
*
* @return void
*/
protected function onUnknown() {
$this->responseText('收到了未知类型消息：' . $this->getRequest('msgtype'));
}
}
$wechat = new MyWechat('weixin', TRUE);
$wechat->run();
2. [文件] Wechat.php ~ 11KB 下载(69) 跳至 [1] [2] [全屏预览]
<?php
/**
* 微信公众平台 PHP SDK
*
* @author NetPuter <netputer@gmail.com>
*/
/**
* 微信公众平台处理类
*/
class Wechat {
/**
* 调试模式，将错误通过文本消息回复显示
*
* @var boolean
*/
private $debug;
/**
* 以数组的形式保存微信服务器每次发来的请求
*
* @var array
*/
private $request;
/**
* 初始化，判断此次请求是否为验证请求，并以数组形式保存
*
* @param string $token 验证信息
* @param boolean $debug 调试模式，默认为关闭
*/
public function __construct($token, $debug = FALSE) {
if ($this->isValid() && $this->validateSignature($token)) {
exit($_GET['echostr']);
}
$this->debug = $debug;
set_error_handler(array(&$this, 'errorHandler'));
// 设置错误处理函数，将错误通过文本消息回复显示
$xml = (array) simplexml_load_string($GLOBALS['HTTP_RAW_POST_DATA'], 'SimpleXMLElement', LIBXML_NOCDATA);
$this->request = array_change_key_case($xml, CASE_LOWER);
// 将数组键名转换为小写，提高健壮性，减少因大小写不同而出现的问题
}
/**
* 判断此次请求是否为验证请求
*
* @return boolean
*/
private function isValid() {
return isset($_GET['echostr']);
}
/**
* 判断验证请求的签名信息是否正确
*
* @param string $token 验证信息
* @return boolean
*/
private function validateSignature($token) {
$signature = $_GET['signature'];
$timestamp = $_GET['timestamp'];
$nonce = $_GET['nonce'];
$signatureArray = array($token, $timestamp, $nonce);
sort($signatureArray);
return sha1(implode($signatureArray)) == $signature;
}
/**
* 获取本次请求中的参数，不区分大小
*
* @param string $param 参数名，默认为无参
* @return mixed
*/
protected function getRequest($param = FALSE) {
if ($param === FALSE) {
return $this->request;
}
$param = strtolower($param);
if (isset($this->request[$param])) {
return $this->request[$param];
}
return NULL;
}
/**
* 用户关注时触发，用于子类重写
*
* @return void
*/
protected function onSubscribe() {}
/**
* 用户取消关注时触发，用于子类重写
*
* @return void
*/
protected function onUnsubscribe() {}
/**
* 收到文本消息时触发，用于子类重写
*
* @return void
*/
protected function onText() {}
/**
* 收到图片消息时触发，用于子类重写
*
* @return void
*/
protected function onImage() {}
/**
* 收到地理位置消息时触发，用于子类重写
*
* @return void
*/
protected function onLocation() {}
/**
* 收到链接消息时触发，用于子类重写
*
* @return void
*/
protected function onLink() {}
/**
* 收到未知类型消息时触发，用于子类重写
*
* @return void
*/
protected function onUnknown() {}
/**
* 回复文本消息
*
* @param string $content 消息内容
* @param integer $funcFlag 默认为0，设为1时星标刚才收到的消息
* @return void
*/
protected function responseText($content, $funcFlag = 0) {
exit(new TextResponse($this->getRequest('fromusername'), $this->getRequest('tousername'), $content, $funcFlag));
}
/**
* 回复音乐消息
*
* @param string $title 音乐标题
* @param string $description 音乐描述
* @param string $musicUrl 音乐链接
* @param string $hqMusicUrl 高质量音乐链接，Wi-Fi 环境下优先使用
* @param integer $funcFlag 默认为0，设为1时星标刚才收到的消息
* @return void
*/
protected function responseMusic($title, $description, $musicUrl, $hqMusicUrl, $funcFlag = 0) {
exit(new MusicResponse($this->getRequest('fromusername'), $this->getRequest('tousername'), $title, $description, $musicUrl, $hqMusicUrl, $funcFlag));
}
/**
* 回复图文消息
* @param array $items 由单条图文消息类型 NewsResponseItem() 组成的数组
* @param integer $funcFlag 默认为0，设为1时星标刚才收到的消息
* @return void
*/
protected function responseNews($items, $funcFlag = 0) {
exit(new NewsResponse($this->getRequest('fromusername'), $this->getRequest('tousername'), $items, $funcFlag));
}
/**
* 分析消息类型，并分发给对应的函数
*
* @return void
*/
public function run() {
switch ($this->getRequest('msgtype')) {
case 'event':
switch ($this->getRequest('event')) {
case 'subscribe':
$this->onSubscribe();
break;
case 'unsubscribe':
$this->onUnsubscribe();
break;
}
break;
case 'text':
$this->onText();
break;
case 'image':
$this->onImage();
break;
case 'location':
$this->onLocation();
break;
case 'link':
$this->onLink();
break;
default:
$this->onUnknown();
break;
}
}
/**
* 自定义的错误处理函数，将 PHP 错误通过文本消息回复显示
* @param int $level 错误代码
* @param string $msg 错误内容
* @param string $file 产生错误的文件
* @param int $line 产生错误的行数
* @return void
*/
protected function errorHandler($level, $msg, $file, $line) {
if ( ! $this->debug) {
return;
}
$error_type = array(
// E_ERROR => 'Error',
E_WARNING => 'Warning',
// E_PARSE => 'Parse Error',
E_NOTICE => 'Notice',
// E_CORE_ERROR => 'Core Error',
// E_CORE_WARNING => 'Core Warning',
// E_COMPILE_ERROR => 'Compile Error',
// E_COMPILE_WARNING => 'Compile Warning',
E_USER_ERROR => 'User Error',
E_USER_WARNING => 'User Warning',
E_USER_NOTICE => 'User Notice',
E_STRICT => 'Strict',
E_RECOVERABLE_ERROR => 'Recoverable Error',
E_DEPRECATED => 'Deprecated',
E_USER_DEPRECATED => 'User Deprecated',
);
$template = <<<ERR
PHP 报错啦！
%s: %s
File: %s
Line: %s
ERR;
$this->responseText(sprintf($template,
$error_type[$level],
$msg,
$file,
$line
));
}
}
/**
* 用于回复的基本消息类型
*/
abstract class WechatResponse {
protected $toUserName;
protected $fromUserName;
protected $funcFlag;
public function __construct($toUserName, $fromUserName, $funcFlag) {
$this->toUserName = $toUserName;
$this->fromUserName = $fromUserName;
$this->funcFlag = $funcFlag;
}
abstract public function __toString();
}
/**
* 用于回复的文本消息类型
*/
class TextResponse extends WechatResponse {
protected $content;
protected $template = <<<XML
<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[text]]></MsgType>
<Content><![CDATA[%s]]></Content>
<FuncFlag>%s<FuncFlag>
</xml>
XML;
public function __construct($toUserName, $fromUserName, $content, $funcFlag = 0) {
parent::__construct($toUserName, $fromUserName, $funcFlag);
$this->content = $content;
}
public function __toString() {
return sprintf($this->template,
$this->toUserName,
$this->fromUserName,
time(),
$this->content,
$this->funcFlag
);
}
}
/**
* 用于回复的音乐消息类型
*/
class MusicResponse extends WechatResponse {
protected $title;
protected $description;
protected $musicUrl;
protected $hqMusicUrl;
protected $template = <<<XML
<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[music]]></MsgType>
<Music>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<MusicUrl><![CDATA[%s]]></MusicUrl>
<HQMusicUrl><![CDATA[%s]]></HQMusicUrl>
</Music>
<FuncFlag>%s<FuncFlag>
</xml>
XML;
public function __construct($toUserName, $fromUserName, $title, $description, $musicUrl, $hqMusicUrl, $funcFlag) {
parent::__construct($toUserName, $fromUserName, $funcFlag);
$this->title = $title;
$this->description = $description;
$this->musicUrl = $musicUrl;
$this->hqMusicUrl = $hqMusicUrl;
}
public function __toString() {
return sprintf($this->template,
$this->toUserName,
$this->fromUserName,
time(),
$this->title,
$this->description,
$this->musicUrl,
$this->hqMusicUrl,
$this->funcFlag
);
}
}
/**
* 用于回复的图文消息类型
*/
class NewsResponse extends WechatResponse {
protected $items = array();
protected $template = <<<XML
<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount>%s</ArticleCount>
<Articles>
%s
</Articles>
<FuncFlag>%s<FuncFlag>
</xml>'
XML;
public function __construct($toUserName, $fromUserName, $items, $funcFlag) {
parent::__construct($toUserName, $fromUserName, $funcFlag);
$this->items = $items;
}
public function __toString() {
return sprintf($this->template,
$this->toUserName,
$this->fromUserName,
time(),
count($this->items),
implode($this->items),
$this->funcFlag
);
}
}
/**
* 单条图文消息类型
*/
class NewsResponseItem {
protected $title;
protected $description;
protected $picUrl;
protected $url;
protected $template = <<<XML
<item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>
XML;
public function __construct($title, $description, $picUrl, $url) {
$this->title = $title;
$this->description = $description;
$this->picUrl = $picUrl;
$this->url = $url;
}
public function __toString() {
return sprintf($this->template,
$this->title,
$this->description,
$this->picUrl,
$this->url
);
}
}
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