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【移动应用开发技术】C#中.net微信开发的示例分析
string[]
ArrTmp
=
{
"token",
Request["timestamp"],
Request["nonce"]
};
Array.Sort(ArrTmp);
//字典排序string
tmpStr
=
string.Join("",
ArrTmp);
tmpStr
=
FormsAuthentication.HashPasswordForStoringInConfigFile(tmpStr,
"SHA1");
tmpStr
=
tmpStr.ToLower();if
(tmpStr
!=
Request["signature"].ToLower())
{
Response.Write(Request["echostr"]);
}/upload/information/20201208/260/14946.jpg/upload/information/20201208/260/14947.jpg/upload/information/20201208/260/14948.jpg/upload/information/20201208/260/14949.jpgnamespace
ElegantWM.WebUI.Areas.WeiXin.Controllers
{
///
<summary>
///
微信公共服务类
///
</summary>
public
class
RobotController
:
BaseController
{
///
<summary>
///
接收微信请求接口，认证的接口
///
</summary>
///
<returns></returns>
public
ContentResult
Index()
{
string
result
=
AnalyzeXmlFromWeiXin();
return
Content(result);
}
///
<summary>
///
分析微信POST到本服务器的XML数据
///
</summary>
///
<param
name="xmlStream"></param>
///
<returns></returns>
private
string
AnalyzeXmlFromWeiXin()
{
StreamReader
reader
=
new
StreamReader(Request.InputStream);
string
xml
=
reader.ReadToEnd();
//获取MsgType
log.Info(xml);
string
msgType
=
XmlHelper.ReadXmlStr(xml,
"/xml/MsgType",
"");
switch
(msgType)
{
case
"event"://如果是事件
return
OnAttention(xml);
case
"text"://如果是文本消息
return
OnReceiveTextMsg(xml);
default:
return
"不被支持的关键字！";
}
}
///
<summary>
///
响应文本消息
///
</summary>
///
<param
name="xml"></param>
///
<returns></returns>
private
string
OnReceiveTextMsg(string
xml)
{
WxTextMsg
msg
=
XmlEntityExchange<WxTextMsg>.ConvertXml2Entity(xml);
//返回消息，互换收发用户
string
toUser
=
msg.FromUserName;
msg.FromUserName
=
msg.ToUserName;
msg.ToUserName
=
toUser;
switch
(msg.Content.Trim())
{
case
"?":
msg.Content
=
HelpDocument();
break;
case
"？":
msg.Content
=
HelpDocument();
break;
case
"1":
msg.Content
=
DateTime.Now.ToString("yyyy-MM-dd
HH:mm:ss");
break;
case
"2":
msg.Content
=
Tools.HttpCrossDomain.Get("/data/sk/101210301.html");
break;
case
"3":
msg.Content
=
"来吧，想唠点什么呢？
[偷笑]";
break;
case
"你是男的女的":
msg.Content
=
"姑娘一枚
[偷笑]";
break;
default:
msg.Content
=
"抱歉哦，我不认识您输入的命令。/害羞
/:,@-D";
break;
}
return
XmlEntityExchange<WxTextMsg>.ConvertEntity2Xml(msg);
}
///
<summary>
///
获取帮助菜单文档
///
</summary>
///
<returns></returns>
private
string
HelpDocument()
{
StringBuilder
sb
=
new
StringBuilder();
sb.Append("HI，请回复数字，选择服务").Append("\n\n");
sb.Append("1.
当前时间").Append("\n");
sb.Append("2.
天气信息").Append("\n");
sb.Append("3.
聊天唠嗑").Append("\n");
sb.Append("n.
更多服务开发中...").Append("\n");
sb.Append("回复【?】显示此帮助菜单");
return
sb.ToString();
}
///
<summary>
///
当用户关注微信帐号的时候触发，事件响应
///
</summary>
///
<param
name="xml"></param>
private
string
OnAttention(string
xml)
{
WxEvent
wxevent
=
XmlEntityExchange<WxEvent>.ConvertXml2Entity(xml);
WxTextMsg
msg
=
new
WxTextMsg();
msg.ToUserName
=
wxevent.FromUserName;
msg.FromUserName
=
wxevent.ToUserName;
msg.CreateTime
=
DateTime.Now.Ticks;
msg.MsgType
=
"text";
//如果是关注，则发送欢迎消息
switch
(wxevent.Event)
{
case
"subscribe":
msg.Content
=
System.Configuration.ConfigurationManager.AppSettings["DefaultWxMsg"];
break;
case
"CLICK":
msg.Content
=
"您单击的是："
+
wxevent.EventKey;
break;
default:
msg.Content
=
"暂未处理的事件：Event"
+
wxevent.Event
+
";EventKey:"
+
wxevent.EventKey;
break;
}
string
rst
=
XmlEntityExchange<WxTextMsg>.ConvertEntity2Xml(msg);
log.Info(rst);
return
rst;
}
}
}//实体
public
class
WxEvent
{
///
<summary>
///
接收人
///
</summary>
public
string
ToUserName
{
get;
set;
}
///
<summary>
///
发送人
///
</summary>
public
string
FromUserName
{
get;
set;
}
///
<summary>
///
时间
///
</summary>
public
string
CreateTime
{
get;
set;
}
///
<summary>
///
类型
///
</summary>
public
string
MsgType
{
get;
set;
}
///
<summary>
///
事件
///
</summary>
public
string
Event
{
get;
set;
}
public
string
EventKey
{
get;
set;
}
}
public
class
WxTextMsg
{
///
<summary>
///
接收人
///
</summary>
public
string
ToUserName
{
get;
set;
}
///
<summary>
///
发送人
///
</summary>
public
string
FromUserName
{
get;
set;
}
///
<summary>
///
时间
///
</summary>
public
long
CreateTime
{
get;
set;
}
///
<summary>
///
类型
///
</summary>
public
string
MsgType
{
get;
set;
}
///
<summary>
///
内容
///
</summary>
public
string
Content
{
get;
set;
}
}//XML和实体对象间的相互转化
namespace
ElegantWM.WebUI.Areas.WeiXin
{
public
class
XmlEntityExchange<T>
where
T
:
new()
{
///
<summary>
///
将XML转换为对象
///
</summary>
///
<param
name="xml"></param>
///
<returns></returns>
public
static
T
ConvertXml2Entity(string
xml)
{
XmlDocument
doc
=
new
XmlDocument();
PropertyInfo[]
propinfos
=
null;
doc.LoadXml(xml);
XmlNodeList
nodelist
=
doc.SelectNodes("/xml");
T
entity
=
new
T();
foreach
(XmlNode
node
in
nodelist)
{
//初始化propertyinfo
if
(propinfos
==
null)
{
Type
objtype
=
entity.GetType();
propinfos
=
objtype.GetProperties();
}
//填充entity类的属性
foreach
(PropertyInfo
pi
in
propinfos)
{
XmlNode
cnode
=
node.SelectSingleNode(pi.Name);
pi.SetValue(entity,
Convert.ChangeType(cnode.InnerText,
pi.PropertyType),
null);
}
}
return
entity;
}
///
<summary>
///
构造微信消息
///
</summary>
///
<param
name="t">对象实体</param>
///
<returns>返回微信消息xml格式</returns>
public
static
string
ConvertEntity2Xml(T
t)
{
StringBuilder
builder
=
new
StringBuilder();
builder.Append("<xml>");
Type
objtype
=
t.GetType();
//填充entity类的属性
foreach
(PropertyInfo
pi
in
objtype.GetProperties())
{
object
obj
=
pi.GetValue(t);
string
value
=
obj
==
null
?
""
:
obj.ToString();
if
(pi.PropertyType.Name.ToLower()
==
"int64")
builder.Append("<"
+
pi.Name
+
">"
+
value
+
"</"
+
pi.Name
+
">");
else
builder.Append("<"
+
pi.Name
+
"><![CDATA["
+
value
+
"]]></"
+
pi.Name
+
">");
}
builder.Append("</xml>");
return
builder.ToString();
}
}
}/upload/information/20201208/260/14950.jpg/*
*
*
Copyright
©
2013
CCT
All
Rights
Reserved
*
作者：JackChain
*
时间：2013/8/23
18:21:23
*
功能：跨域访问
*
版本：V1.0
*
*
修改人：
*
修改点：
*
*/namespace
ElegantWM.Tools
{
public
class
HttpCrossDomain
{
///
<summary>
///
跨域访问
///
</summary>
///
<param
name="url"></param>
///
<param
name="param"></param>
///
<returns></returns>
public
static
string
Post(string
url,
string
param,
int
time
=
60000)
{
Uri
address
=
new
Uri(url);
HttpWebRequest
request
=
WebRequest.Create(address)
as
HttpWebRequest;
request.Method
=
"POST";
request.ContentType
=
"application/json;charset=utf-8";
//"application/x-www-form-urlencoded";
request.Timeout
=
time;
byte[]
byteData
=
UTF8Encoding.UTF8.GetBytes(param
==
null
?
""
:
param);
request.ContentLength
=
byteData.Length;
using
(Stream
postStream
=
request.GetRequestStream())
{
postStream.Write(byteData,
0,
byteData.Length);
}
string
result
=
"";
using
(HttpWebResponse
response
=
request.GetResponse()
as
HttpWebResponse)
{
StreamReader
reader
=
new
StreamReader(response.GetResponseStream());
result
=
reader.ReadToEnd();
}
return
(result);
}
///
<summary>
///
跨域访问
///
</summary>
///
<param
name="url"></param>
///
<param
name="param"></param>
///
<returns></returns>
public
static
string
Get(string
url,
int
time
=
60000)
{
Uri
address
=
new
Uri(url);
HttpWebRequest
request
=
WebRequest.Create(address)
as
HttpWebRequest;
request.Method
=
"GET";
request.ContentType
=
"application/json;charset=utf-8";
//"application/x-www-form-urlencoded";
request.Timeout
=
time;
string
result
=
"";
using
(HttpWebResponse
response
=
request.GetResponse()
as
HttpWebResponse)
{
StreamReader
reader
=
new
StreamReader(response.GetResponseStream());
result
=
reader.ReadToEnd();
}
return
(result);
}
}
}public
class
CommonController
:
Controller
{
///
<summary>
///
获取微信凭证
///
</summary>
///
<returns></returns>
public
JsonResult
GetWxCredential()
{
string
url
=
"/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}";
url
=
string.Format(url,
ConfigurationManager.AppSettings["AppId"],
ConfigurationManager.AppSettings["AppSecret"]);
string
rst
=
HttpCrossDomain.Get(url);
if
(rst.Contains("access_token"))
{
string
tokenId=rst.Replace("{\"access_token\":\"",
"").Replace("\",\"expires_in\":7200}",
"");
CacheHelper.CacheInsertAddMinutes("
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