From 13f286925b1e9e34fe71413edcba23686c005f8a Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Tue, 25 Jan 2011 12:17:47 +0000
Subject: New database layout.

---
 server/src/database.h | 48 ++++++++++++++++++++++++++++++++++++------------
 1 file changed, 36 insertions(+), 12 deletions(-)

(limited to 'server/src/database.h')

diff --git a/server/src/database.h b/server/src/database.h
index 0bc37c0..a366f43 100644
--- a/server/src/database.h
+++ b/server/src/database.h
@@ -42,29 +42,44 @@ public:
            std::string _passwd, std::string _dbname);
   ~Database();
 
+  std::string sessionId()
+  {
+    if(dao && sessionid == "") {
+      sessionid = dao->newSessionId();
+    }
+    return sessionid;
+  }
+
+  void setSessionId(std::string sessionid)
+  {
+    this->sessionid = sessionid;
+  }
+
   // Make a commit to the db
   void commitTransaction(Transaction &transaction,
                          Commit &commit,
                          Macro &macro,
-                         time_t now = time(NULL)) {
+                         time_t now = time(NULL))
+  {
     if(!dao) return;
     mutex.lock();
     DEBUG(db, "%s, %s, %s,...\n",
           transaction.user.c_str(), transaction.cpr.c_str(),
           macro.attributes["name"].c_str());
-    dao->commitTransaction(transaction, commit, macro, now);
+    dao->commitTransaction(sessionId(), transaction, commit, macro, now);
     mutex.unlock();
   }
 
   // Get a list of values from the db
   Values getValues(std::string patientid,
                    Fieldnames &fieldnames,
-                   time_t oldest = 0) {
+                   time_t oldest = 0)
+  {
     if(!dao) return Values();
     mutex.lock();
     DEBUG(db, "%s, <%u fieldnames>, %ld\n",
           patientid.c_str(), fieldnames.size(), oldest);
-    Values values = dao->getLatestValues(patientid, NULL, fieldnames, oldest);
+    Values values = dao->getLatestValues(sessionid, patientid, NULL, fieldnames, oldest);
     mutex.unlock();
     return values;
   }
@@ -72,25 +87,27 @@ public:
   // Check if a macro has been committed.
   bool checkMacro(std::string patientid,
                   std::string macro,
-                  time_t oldest = 0) {
+                  time_t oldest = 0)
+  {
     DEBUG(db, "%s, %s, %ld\n",
           patientid.c_str(), macro.c_str(), oldest);
     if(!dao) return false;
     mutex.lock();
-    bool res = dao->nrOfCommits(patientid, macro, oldest) > 0;
+    bool res = dao->nrOfCommits(sessionid, patientid, macro, oldest) > 0;
     mutex.unlock();
     return res;
   }
   
   // Get latest resume of a given macro
-  std::string getResume(std::string patientid, Macro &macro, time_t oldest) {
+  std::string getResume(std::string patientid, Macro &macro, time_t oldest)
+  {
     DEBUG(db, "%s, %s, %ld\n",
           patientid.c_str(), macro.attributes["name"].c_str(), oldest);
     if(!dao) return "";
     Fieldnames fn;
     fn.push_back("journal.resume");
     mutex.lock();
-    Values v = dao->getLatestValues(patientid, &macro, fn, oldest);
+    Values v = dao->getLatestValues(sessionid, patientid, &macro, fn, oldest);
     mutex.unlock();
     Values::iterator i = v.find("journal.resume");
     if(i != v.end())  return i->second.value;
@@ -127,14 +144,20 @@ public:
 
   void commit()
   {
-    if(!dao) return;
-    return dao->commit();
+    if(!dao || sessionid == "") return;
+    return dao->commit(sessionId());
+  }
+
+  void nocommit()
+  {
+    if(!dao || sessionid == "") return;
+    return dao->nocommit(sessionId());
   }
 
   void discard()
   {
-    if(!dao) return;
-    return dao->discard();
+    if(!dao || sessionid == "") return;
+    return dao->discard(sessionId());
   }
 
   std::string serialise()
@@ -152,6 +175,7 @@ public:
 private:
   PracroDAO *dao;
   Mutex mutex;
+  std::string sessionid;
 };
 
 #endif/*__PRACRO_DATABASE_H__*/
-- 
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