接上一篇微信授权登录以及个人信息获取
-
首先是微信的原理/流程
每当关注,发送信息的时候都会调用接口,并发送相对应事件.
eg.
字段对照图
- 上代码看看
代码图
1.注释部分
依次调用了验证,定义菜单,回调响应事件.
好处在于都调用到了...写的方便
2.未注释部分
首先判断echostr,这个字段只有在接口测试的时候才有。
总体流程
首先在接入接口地址
然后在每次该公众号发生事件的时候都会传数据到该接口
通过获取MsgType来判断该事件的类型,图片,文字,等等
下面别看了...
//响应消息
public function responseMsg()
{
$postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
if (!empty($postStr)) {
//如果post参数不为空的话
$this->logger("R \r\n" . $postStr);
$postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
$RX_TYPE = trim($postObj->MsgType);
if (($postObj->MsgType == "event") && ($postObj->Event == "subscribe" || $postObj->Event == "unsubscribe")) {
//过滤关注和取消关注事件
$result = $this->receiveText($postObj);
} else {
}
//消息类型分离
switch ($RX_TYPE) {
case "event":
$result = $this->receiveEvent($postObj);
break;
case "text":
if (strstr($postObj->Content, "第三方")) {
$result = $this->relayPart3("http://www.fangbei.org/test.php" . '?' . $_SERVER['QUERY_STRING'], $postStr);
} else {
$result = $this->receiveText($postObj);
}
break;
case "image":
$result = $this->receiveImage($postObj);
break;
case "location":
$result = $this->receiveLocation($postObj);
break;
case "voice":
$result = $this->receiveVoice($postObj);
break;
case "video":
$result = $this->receiveVideo($postObj);
break;
case "link":
$result = $this->receiveLink($postObj);
break;
default:
$result = "unknown msg type: " . $RX_TYPE;
break;
}
$this->logger("T \r\n" . $result);
echo $result;
} else {
echo "";
exit;
}
}
//接收事件消息
private function receiveEvent($object)
{
$content = "";
switch ($object->Event) {
case "subscribe":
// $content = "欢迎关注方倍工作室 ";
// $content .= (!empty($object->EventKey)) ? ("\n来自二维码场景 " . str_replace("qrscene_", "", $object->EventKey)) : "";
foreach ($object as $key => $value) {
$content .= ' key = ' . $key . ' => value ' . $value . ' ###';
}
break;
case "unsubscribe":
$content = "取消关注";
break;
case "CLICK":
switch ($object->EventKey) {
case "COMPANY":
$content = array();
$content[] = array("Title" => "方倍工作室", "Description" => "", "PicUrl" => "http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" => "http://m.cnblogs.com/?u=txw1958");
break;
default:
$content = "点击菜单：" . $object->EventKey;
break;
}
break;
case "VIEW":
$content = "跳转链接 " . $object->EventKey;
break;
case "SCAN":
$content = "扫描场景 " . $object->EventKey;
break;
case "LOCATION":
$content = "上传位置：纬度 " . $object->Latitude . ";经度 " . $object->Longitude;
break;
case "scancode_waitmsg":
if ($object->ScanCodeInfo->ScanType == "qrcode") {
$content = "扫码带提示：类型 二维码 结果：" . $object->ScanCodeInfo->ScanResult;
} else if ($object->ScanCodeInfo->ScanType == "barcode") {
$codeinfo = explode(",", strval($object->ScanCodeInfo->ScanResult));
$codeValue = $codeinfo[1];
$content = "扫码带提示：类型 条形码 结果：" . $codeValue;
} else {
$content = "扫码带提示：类型 " . $object->ScanCodeInfo->ScanType . " 结果：" . $object->ScanCodeInfo->ScanResult;
}
break;
case "scancode_push":
$content = "扫码推事件";
break;
case "pic_sysphoto":
$content = "系统拍照";
break;
case "pic_weixin":
$content = "相册发图：数量 " . $object->SendPicsInfo->Count;
break;
case "pic_photo_or_album":
$content = "拍照或者相册：数量 " . $object->SendPicsInfo->Count;
break;
case "location_select":
$content = "发送位置：标签 " . $object->SendLocationInfo->Label;
break;
default:
$content = "receive a new event: " . $object->Event;
break;
}
if (is_array($content)) {
if (isset($content[0]['PicUrl'])) {
$result = $this->transmitNews($object, $content);
} else if (isset($content['MusicUrl'])) {
$result = $this->transmitMusic($object, $content);
}
} else {
$result = $this->transmitText($object, $content);
}
return $result;
}
//接收文本消息
private function receiveText($object)
{
$keyword = trim($object->Content);
//多客服人工回复模式
if (strstr($keyword, "请问在吗") || strstr($keyword, "在线客服")) {
$result = $this->transmitService($object);
return $result;
}
//自动回复模式
if (strstr($keyword, "文本")) {
$content = "这是个文本消息";
} else if (strstr($keyword, "表情")) {
$content = "中国：" . $this->bytes_to_emoji(0x1F1E8) . $this->bytes_to_emoji(0x1F1F3) . "\n仙人掌：" . $this->bytes_to_emoji(0x1F335);
} else if (strstr($keyword, "单图文")) {
$content = array();
$content[] = array("Title" => "单图文标题", "Description" => "单图文内容", "PicUrl" => "http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" => "http://m.cnblogs.com/?u=txw1958");
} else if (strstr($keyword, "图文") || strstr($keyword, "多图文")) {
$content = array();
$content[] = array("Title" => "多图文1标题", "Description" => "", "PicUrl" => "http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "Url" => "http://m.cnblogs.com/?u=txw1958");
$content[] = array("Title" => "多图文2标题", "Description" => "", "PicUrl" => "http://d.hiphotos.bdimg.com/wisegame/pic/item/f3529822720e0cf3ac9f1ada0846f21fbe09aaa3.jpg", "Url" => "http://m.cnblogs.com/?u=txw1958");
$content[] = array("Title" => "多图文3标题", "Description" => "", "PicUrl" => "http://g.hiphotos.bdimg.com/wisegame/pic/item/18cb0a46f21fbe090d338acc6a600c338644adfd.jpg", "Url" => "http://m.cnblogs.com/?u=txw1958");
} else if (strstr($keyword, "音乐")) {
$content = array();
$content = array("Title" => "最炫民族风", "Description" => "歌手：凤凰传奇", "MusicUrl" => "http://121.199.4.61/music/zxmzf.mp3", "HQMusicUrl" => "http://121.199.4.61/music/zxmzf.mp3");
} else {
// $content = date("Y-m-d H:i:s", time()) . "\nOpenID：" . $object->FromUserName . "\n技术支持 方倍工作室";
$content = '';
foreach ($object as $key => $item) {
$content .= 'key = ' . $key . ' == value = ' . $item . ' ';
}
}
if (is_array($content)) {
if (isset($content[0])) {
$result = $this->transmitNews($object, $content);
} else if (isset($content['MusicUrl'])) {
$result = $this->transmitMusic($object, $content);
}
} else {
$result = $this->transmitText($object, $content);
}
return $result;
}
//接收图片消息
private function receiveImage($object)
{
$content = array("MediaId" => $object->MediaId);
$result = $this->transmitImage($object, $content);
return $result;
}
//接收位置消息
private function receiveLocation($object)
{
$content = "你发送的是位置，经度为：" . $object->Location_Y . "；纬度为：" . $object->Location_X . "；缩放级别为：" . $object->Scale . "；位置为：" . $object->Label;
$result = $this->transmitText($object, $content);
return $result;
}
//接收语音消息
private function receiveVoice($object)
{
if (isset($object->Recognition) && !empty($object->Recognition)) {
$content = "你刚才说的是：" . $object->Recognition;
$result = $this->transmitText($object, $content);
} else {
$content = array("MediaId" => $object->MediaId);
$result = $this->transmitVoice($object, $content);
}
return $result;
}
//接收视频消息
private function receiveVideo($object)
{
$content = array("MediaId" => $object->MediaId, "ThumbMediaId" => $object->ThumbMediaId, "Title" => "", "Description" => "");
$result = $this->transmitVideo($object, $content);
return $result;
}
//接收链接消息
private function receiveLink($object)
{
$content = "你发送的是链接，标题为：" . $object->Title . "；内容为：" . $object->Description . "；链接地址为：" . $object->Url;
$result = $this->transmitText($object, $content);
return $result;
}
//回复文本消息
private function transmitText($object, $content)
{
if (!isset($content) || empty($content)) {
return "";
}
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[text]]></MsgType>
<Content><![CDATA[%s]]></Content>
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), $content);
return $result;
}
//回复图文消息
private function transmitNews($object, $newsArray)
{
if (!is_array($newsArray)) {
return "";
}
$itemTpl = " <item>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<PicUrl><![CDATA[%s]]></PicUrl>
<Url><![CDATA[%s]]></Url>
</item>
";
$item_str = "";
foreach ($newsArray as $item) {
$item_str .= sprintf($itemTpl, $item['Title'], $item['Description'], $item['PicUrl'], $item['Url']);
}
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[news]]></MsgType>
<ArticleCount>%s</ArticleCount>
<Articles>
$item_str </Articles>
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time(), count($newsArray));
return $result;
}
//回复音乐消息
private function transmitMusic($object, $musicArray)
{
if (!is_array($musicArray)) {
return "";
}
$itemTpl = "<Music>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
<MusicUrl><![CDATA[%s]]></MusicUrl>
<HQMusicUrl><![CDATA[%s]]></HQMusicUrl>
</Music>";
$item_str = sprintf($itemTpl, $musicArray['Title'], $musicArray['Description'], $musicArray['MusicUrl'], $musicArray['HQMusicUrl']);
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[music]]></MsgType>
$item_str
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//回复图片消息
private function transmitImage($object, $imageArray)
{
$itemTpl = "<Image>
<MediaId><![CDATA[%s]]></MediaId>
</Image>";
$item_str = sprintf($itemTpl, $imageArray['MediaId']);
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[image]]></MsgType>
$item_str
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//回复语音消息
private function transmitVoice($object, $voiceArray)
{
$itemTpl = "<Voice>
<MediaId><![CDATA[%s]]></MediaId>
</Voice>";
$item_str = sprintf($itemTpl, $voiceArray['MediaId']);
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[voice]]></MsgType>
$item_str
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//回复视频消息
private function transmitVideo($object, $videoArray)
{
$itemTpl = "<Video>
<MediaId><![CDATA[%s]]></MediaId>
<ThumbMediaId><![CDATA[%s]]></ThumbMediaId>
<Title><![CDATA[%s]]></Title>
<Description><![CDATA[%s]]></Description>
</Video>";
$item_str = sprintf($itemTpl, $videoArray['MediaId'], $videoArray['ThumbMediaId'], $videoArray['Title'], $videoArray['Description']);
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[video]]></MsgType>
$item_str
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//回复多客服消息
private function transmitService($object)
{
$xmlTpl = "<xml>
<ToUserName><![CDATA[%s]]></ToUserName>
<FromUserName><![CDATA[%s]]></FromUserName>
<CreateTime>%s</CreateTime>
<MsgType><![CDATA[transfer_customer_service]]></MsgType>
</xml>";
$result = sprintf($xmlTpl, $object->FromUserName, $object->ToUserName, time());
return $result;
}
//回复第三方接口消息
private function relayPart3($url, $rawData)
{
$headers = array("Content-Type: text/xml; charset=utf-8");
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $rawData);
$output = curl_exec($ch);
curl_close($ch);
return $output;
}
//字节转Emoji表情
function bytes_to_emoji($cp)
{
if ($cp > 0x10000) { # 4 bytes
return chr(0xF0 | (($cp & 0x1C0000) >> 18)) . chr(0x80 | (($cp & 0x3F000) >> 12)) . chr(0x80 | (($cp & 0xFC0) >> 6)) . chr(0x80 | ($cp & 0x3F));
} else if ($cp > 0x800) { # 3 bytes
return chr(0xE0 | (($cp & 0xF000) >> 12)) . chr(0x80 | (($cp & 0xFC0) >> 6)) . chr(0x80 | ($cp & 0x3F));
} else if ($cp > 0x80) { # 2 bytes
return chr(0xC0 | (($cp & 0x7C0) >> 6)) . chr(0x80 | ($cp & 0x3F));
} else { # 1 byte
return chr($cp);
}
}
//日志记录
private function logger($log_content)
{
if (isset($_SERVER['HTTP_APPNAME'])) { //SAE
sae_set_display_errors(false);
sae_debug($log_content);
sae_set_display_errors(true);
} else if ($_SERVER['REMOTE_ADDR'] != "127.0.0.1") { //LOCAL
$max_size = 1000000;
$log_filename = "log.xml";
if (file_exists($log_filename) and (abs(filesize($log_filename)) > $max_size)) {
unlink($log_filename);
}
file_put_contents($log_filename, date('Y-m-d H:i:s') . " " . $log_content . "\r\n", FILE_APPEND);
}
}
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