clientmessage: add token regex and getter

Signed-off-by: Ralf Ramsauer <ralf@ramses-pyramidenbau.de>

doorlockd/lib/clientmessage.cpp

@@ -8,17 +8,31 @@ const std::string Clientmessage::_lockButtonKey = "lockButton";
 const std::string Clientmessage::_emergencyUnlockKey = "emergencyUnlock";
 const std::string Clientmessage::_isOpenKey = "isOpen";
 
+const std::regex Clientmessage::_token_regex(".*/([0-9a-fA-F]+)");
+
 Clientmessage::Clientmessage(std::string web_address,
                              bool isOpen,
                              Doormessage doormessage) :
     _web_address(web_address),
+    _token(),
     _isOpen(isOpen),
     _doormessage(doormessage)
 {
+    std::smatch match;
+    if (std::regex_match(_web_address, match, _token_regex)) {
+        if (match.size() == 2) {
+            _token = match[1].str();
+        } else {
+            _token = "ERROR";
+        }
+    } else {
+        _token = "ERROR";
+    }
 }
 
 Clientmessage::Clientmessage() :
     _web_address(),
+    _token(),
     _isOpen(false),
     _doormessage()
 {
@@ -32,6 +46,7 @@ Clientmessage &Clientmessage::operator=(const Clientmessage &rhs)
     }
 
     this->_web_address = rhs._web_address;
+    this->_token = rhs._token;
     this->_isOpen = rhs._isOpen;
     this->_doormessage = rhs._doormessage;
 
@@ -52,6 +67,11 @@ std::string Clientmessage::toJson() const
     return writer.write(message);
 }
 
+const std::string& Clientmessage::token() const
+{
+    return _token;
+}
+
 const std::string& Clientmessage::web_address() const
 {
     return _web_address;

doorlockd/lib/clientmessage.h

@@ -1,6 +1,7 @@
 #ifndef CLIENTMESSAGE_H
 #define CLIENTMESSAGE_H
 
+#include <regex>
 #include <string>
 #include <json/json.h>
 
@@ -22,12 +23,14 @@ public:
     std::string toJson() const;
 
     const std::string& web_address() const;
+    const std::string& token() const;
     bool isOpen() const;
     const Doormessage& doormessage() const;
 
 private:
 
     std::string _web_address;
+    std::string _token;
     bool _isOpen;
     Doormessage _doormessage;
 
@@ -36,6 +39,8 @@ private:
     const static std::string _lockButtonKey;
     const static std::string _emergencyUnlockKey;
     const static std::string _isOpenKey;
+
+    const static std::regex _token_regex;
 };
 
 #endif