微信php开发 抽奖,php 微信抽奖 例子源码
【實例簡介】微信抽獎插件，這個源碼比較全面，完整可用，從網上找了很多，這個完整可用，很實用
【實例截圖】
【核心代碼】
class ThinkWechat {
/**
* 微信推送過來的數據或響應數據
* @var array
*/
private $data = array();
/**
* 主動發送的數據
* @var array
*/
private $send = array();
/**
* 獲取微信推送的數據
* @return array 轉換為數組后的數據
*/
public function request(){
$this->auth() || exit;
if(IS_GET){
exit($_GET['echostr']);
} else {
$xml = file_get_contents("php://input");
$xml = new SimpleXMLElement($xml);
$xml || exit;
foreach ($xml as $key => $value) {
$this->data[$key] = strval($value);
}
}
return $this->data;
}
/**
* * 被動響應微信發送的信息(自動回復)
* @param string $to 接收用戶名
* @param string $from 發送者用戶名
* @param array $content 回復信息，文本信息為string類型
* @param string $type 消息類型
* @param string $flag 是否新標剛接受到的信息
* @return string XML字符串
*/
public function response($content, $type = 'text', $flag = 0){
/* 基礎數據 */
$this->data = array(
'ToUserName' => $this->data['FromUserName'],
'FromUserName' => $this->data['ToUserName'],
'CreateTime' => NOW_TIME,
'MsgType' => $type,
);
/* 添加類型數據 */
$this->$type($content);
/* 添加狀態 */
$this->data['FuncFlag'] = $flag;
/* 轉換數據為XML */
$xml = new SimpleXMLElement('');
$this->data2xml($xml, $this->data);
exit($xml->asXML());
}
/**
* * 主動發送消息
*
* @param string $content 內容
* @param string $openid 發送者用戶名
* @param string $type 類型
* @return array 返回的信息
*/
public function sendMsg($content, $openid = '', $type = 'text') {
/* 基礎數據 */
$this->send ['touser'] = $openid;
$this->send ['msgtype'] = $type;
/* 添加類型數據 */
$sendtype = 'send' . $type;
$this->$sendtype ( $content );
/* 發送 */
$sendjson = jsencode ( $this->send );
$restr = $this->send ( $sendjson );
return $restr;
}
/**
* 發送文本消息
*
* @param string $content
* 要發送的信息
*/
private function sendtext($content) {
$this->send ['text'] = array (
'content' => $content
);
}
/**
* 發送圖片消息
*
* @param string $content
* 要發送的信息
*/
private function sendimage($content) {
$this->send ['image'] = array (
'media_id' => $content
);
}
/**
* 發送視頻消息
* @param string $content 要發送的信息
*/
private function sendvideo($video){
list (
$video ['media_id'],
$video ['title'],
$video ['description']
) = $video;
$this->send ['video'] = $video;
}
/**
* 發送語音消息
*
* @param string $content
* 要發送的信息
*/
private function sendvoice($content) {
$this->send ['voice'] = array (
'media_id' => $content
);
}
/**
* 發送音樂消息
*
* @param string $content
* 要發送的信息
*/
private function sendmusic($music) {
list (
$music ['title'],
$music ['description'],
$music ['musicurl'],
$music ['hqmusicurl'],
$music ['thumb_media_id']
) = $music;
$this->send ['music'] = $music;
}
/**
* 發送圖文消息
* @param string $news 要回復的圖文內容
*/
private function sendnews($news){
$articles = array();
foreach ($news as $key => $value) {
list(
$articles[$key]['title'],
$articles[$key]['description'],
$articles[$key]['url'],
$articles[$key]['picurl']
) = $value;
if($key >= 9) { break; } //最多只允許10調新聞
}
$this->send['articles'] = $articles;
}
/**
* * 獲取微信用戶的基本資料
*
* @param string $openid 發送者用戶名
* @return array 用戶資料
*/
public function user($openid = '') {
if ($openid) {
header ( "Content-type: text/html; charset=utf-8" );
$url = 'https://api.weixin.qq.com/cgi-bin/user/info';
$params = array ();
$params ['access_token'] = $this->getToken ();
$params ['openid'] = $openid;
$httpstr = http ( $url, $params );
$harr = json_decode ( $httpstr, true );
return $harr;
} else {
return false;
}
}
/**
* 生成菜單
* @param string $data 菜單的str
* @return string 返回的結果；
*/
public function setMenu($data = NULL){
$access_token = $this->getToken();
$url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token={$access_token}";
$menustr = http($url, $data, 'POST', array("Content-type: text/html; charset=utf-8"), true);
return $menustr;
}
/**
* 回復文本信息
* @param string $content 要回復的信息
*/
private function text($content){
$this->data['Content'] = $content;
}
/**
* 回復音樂信息
* @param string $content 要回復的音樂
*/
private function music($music){
list(
$music['Title'],
$music['Description'],
$music['MusicUrl'],
$music['HQMusicUrl']
) = $music;
$this->data['Music'] = $music;
}
/**
* 回復圖文信息
* @param string $news 要回復的圖文內容
*/
private function news($news){
$articles = array();
foreach ($news as $key => $value) {
list(
$articles[$key]['Title'],
$articles[$key]['Description'],
$articles[$key]['PicUrl'],
$articles[$key]['Url']
) = $value;
if($key >= 9) { break; } //最多只允許10調新聞
}
$this->data['ArticleCount'] = count($articles);
$this->data['Articles'] = $articles;
}
/**
* 主動發送的信息
* @param string $data json數據
* @return string 微信返回信息
*/
private function send($data = NULL) {
$access_token = $this->getToken ();
$url = "https://api.weixin.qq.com/cgi-bin/message/custom/send?access_token={$access_token}";
$restr = http ( $url, $data, 'POST', array ( "Content-type: text/html; charset=utf-8" ), true );
return $restr;
}
/**
* 數據XML編碼
* @param object $xml XML對象
* @param mixed $data 數據
* @param string $item 數字索引時的節點名稱
* @return string
*/
private function data2xml($xml, $data, $item = 'item') {
foreach ($data as $key => $value) {
/* 指定默認的數字key */
is_numeric($key) && $key = $item;
/* 添加子元素 */
if(is_array($value) || is_object($value)){
$child = $xml->addChild($key);
$this->data2xml($child, $value, $item);
} else {
if(is_numeric($value)){
$child = $xml->addChild($key, $value);
} else {
$child = $xml->addChild($key);
$node = dom_import_simplexml($child);
$node->appendChild($node->ownerDocument->createCDATASection($value));
}
}
}
}
/**
* 對數據進行簽名認證，確保是微信發送的數據
* @param string $token 微信開放平臺設置的TOKEN
* @return boolean true-簽名正確，false-簽名錯誤
*/
private function auth(){
/* 獲取數據 */
$data = array($_GET['timestamp'], $_GET['nonce'], C ( 'WECHAT_TOKEN' ));
$sign = $_GET['signature'];
/* 對數據進行字典排序 */
sort($data);
/* 生成簽名 */
$signature = sha1(implode($data));
return $signature === $sign;
}
/**
* 獲取保存的accesstoken
*/
private function getToken() {
$stoken = array ();
$stoken = S ( 'S_TOKEN' ); // 從緩存獲取ACCESS_TOKEN
if (is_array ( $stoken )) {
$nowtime = time ();
$difftime = $nowtime - $stoken ['tokentime']; // 判斷緩存里面的TOKEN保存了多久；
if ($difftime > 7000) { // TOKEN有效時間7200 判斷超過7000就重新獲取;
$accesstoken = $this->getAcessToken (); // 去微信獲取最新ACCESS_TOKEN
$stoken ['tokentime'] = time ();
$stoken ['token'] = $accesstoken;
S ( 'S_TOKEN', $stoken ); // 放進緩存
} else {
$accesstoken = $stoken ['token'];
}
} else {
$accesstoken = $this->getAcessToken (); // 去微信獲取最新ACCESS_TOKEN
$stoken ['tokentime'] = time ();
$stoken ['token'] = $accesstoken;
S ( 'S_TOKEN', $stoken ); // 放進緩存
}
return $accesstoken;
}
/**
* 重新從微信獲取accesstoken
*/
private function getAcessToken() {
$token = C ( 'WECHAT_TOKEN' );
$appid = C ( 'WECHAT_APPID' );
$appsecret = C ( 'WECHAT_APPSECRET' );
$url = 'https://api.weixin.qq.com/cgi-bin/token';
$params = array ();
$params ['grant_type'] = 'client_credential';
$params ['appid'] = $appid;
$params ['secret'] = $appsecret;
$httpstr = http ( $url, $params );
$harr = json_decode ( $httpstr, true );
return $harr ['access_token'];
}
}
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