move directory

[creaImageIO.git] / src / creaImageIOSynchronizer.cpp

diff --git a/src/creaImageIOSynchronizer.cpp b/src/creaImageIOSynchronizer.cpp
new file mode 100644 (file)
index 0000000..8ab3009
--- /dev/null
+++ b/src/creaImageIOSynchronizer.cpp
@@ -0,0 +1,114 @@
+#include <creaImageIOSystem.h>
+#include <creaImageIOSynchronizer.h>
+#include "boost/filesystem.hpp"
+
+namespace fs = boost::filesystem;
+
+namespace creaImageIO
+{
+
+  //==============================================================
+       Synchronizer::Synchronizer(TreeHandler * th)
+    : mHandler(th)
+  {    
+   
+  }
+  //==============================================================
+ 
+  //==============================================================
+       Synchronizer::~Synchronizer()
+  {    
+   
+  }
+  //==============================================================
+
+  //==============================================================
+  std::string Synchronizer::Synchronize(bool update)
+  {
+         GimmickMessage(1,"Synchronizing "<<std::endl);
+         int id=1;
+         std::stringstream mess;
+         std::string file;
+         mHandler->GetAttribute("Image","","","FullFileName",file);
+         size_t ini=0;
+         size_t fin=0;
+         while(fin<file.size()-1)
+         {
+          fin=file.find('#',ini);
+          SynchronizeFile(update,file.substr(ini,fin-ini),mess);
+          ini=fin+1;
+         }
+         if(mess.str()=="")
+         {
+                 mess<<"Database up to date"<<std::endl;
+         }
+         GimmickMessage(1,mess.str());
+         return mess.str();
+  }
+  //==============================================================
+
+  //==============================================================
+  void Synchronizer::SynchronizeFile(bool update, std::string file, std::stringstream& mess)
+  {
+       if(!FileExists(file))
+       {
+               if(update)
+               {
+                       mHandler->DeleteTuple("Image","FullFileName",file);
+                       mess<<file<<" has been removed from the DB"<<std::endl;
+               }
+               else
+               {
+                       mess<<file<<" State: Non existant"<<std::endl;
+               }
+       }
+       else 
+       {
+               AttributesMatch(update,file,mess);
+       } 
+  }
+  //==============================================================
+
+  //==============================================================
+  bool Synchronizer::FileExists(std::string file)
+  {
+         GimmickDebugMessage(4,"Verifying if file "<<file<<" exists"<<std::endl);
+         bool exists=true;
+         if ( !fs::exists( file ) )
+         {
+                 exists=false;
+         }
+         return exists;
+  }
+  //==============================================================
+
+  //==============================================================
+  void Synchronizer::AttributesMatch(bool update, std::string file, std::stringstream& mess)
+  {
+         std::map< std::string, std::string>  attr;
+         mHandler->GetTree().GetDescriptor().BuildAttributeMap(attr);
+      mReader.ReadAttributes(file,attr);
+         tree::LevelDescriptor::AttributeDescriptorListType adl= mHandler->GetTree().GetAttributeDescriptorList(mHandler->GetTree().GetNumberOfLevels()-1);    
+         tree::LevelDescriptor::AttributeDescriptorListType::const_iterator a;
+         for (a = adl.begin();a!=adl.end();++a)
+         {
+          std::string databaseVal;
+          mHandler->GetAttribute("Image","FullFileName",file,a->GetKey(),databaseVal);
+          std::string fileVal=attr.find(a->GetKey())->second;
+          if ( a->GetFlags()==0 && databaseVal.compare(fileVal)!=0 ) 
+           {
+                 if(update)
+                       {
+                               mHandler->SetAttribute("Image",a->GetKey(),fileVal,"FullFileName", file);
+                               mess<<file<<" has been updated in the DB"<<std::endl;
+                       }
+                       else
+                       {
+                               mess<<file<<" State: Attributes differ"<<std::endl;
+                       }
+           }
+         }
+  }
+  //==============================================================
+
+}
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