diff options
Diffstat (limited to 'yamn/filterplugin.cpp')
| -rw-r--r-- | yamn/filterplugin.cpp | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/yamn/filterplugin.cpp b/yamn/filterplugin.cpp new file mode 100644 index 0000000..cf7252d --- /dev/null +++ b/yamn/filterplugin.cpp @@ -0,0 +1,226 @@ +/*
+ * YAMN plugin export functions for filtering
+ *
+ * (c) majvan 2002-2004
+ */
+
+#include <windows.h>
+#include <tchar.h>
+#include <stdio.h>
+#include <newpluginapi.h>
+#include <m_database.h>
+#include "m_yamn.h"
+#include "m_filterplugin.h"
+#include "mails/m_mails.h"
+#include "debug.h"
+
+//- imported ---------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------------------
+
+//From main.cpp
+extern LPCRITICAL_SECTION PluginRegCS;
+extern YAMN_VARIABLES YAMNVar;
+//From synchro.cpp
+extern DWORD WINAPI WaitToWriteFcn(PSWMRG SObject,PSCOUNTER=NULL);
+extern void WINAPI WriteDoneFcn(PSWMRG SObject,PSCOUNTER=NULL);
+//From maild.cpp
+extern INT_PTR LoadMailDataSvc(WPARAM wParam,LPARAM lParam);
+extern INT_PTR UnloadMailDataSvc(WPARAM wParam,LPARAM);
+extern INT_PTR SaveMailDataSvc(WPARAM wParam,LPARAM lParam);
+
+//--------------------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------------------
+
+PYAMN_FILTERPLUGINQUEUE FirstFilterPlugin=NULL;
+
+INT_PTR RegisterFilterPluginSvc(WPARAM,LPARAM);
+
+//Removes plugin from queue and deletes its structures
+INT_PTR UnregisterFilterPlugin(HYAMNFILTERPLUGIN Plugin);
+
+INT_PTR UnregisterFilterPluginSvc(WPARAM wParam,LPARAM lParam);
+
+//Removes all filter plugins
+INT_PTR UnregisterFilterPlugins();
+
+INT_PTR FilterMailSvc(WPARAM,LPARAM);
+
+//Sets imported functions for an plugin and therefore it starts plugin to be registered and running
+// Plugin- plugin, which wants to set its functions
+// Importance- importance of plugin (see m_filterplugin.h)
+// YAMNFilterFcn- pointer to imported functions
+// YAMNfilterFcnVer- version of YAMN_FILTERIMPORTFCN, use YAMN_FILTERIMPORTFCNVERSION
+// returns nonzero if success
+int WINAPI SetFilterPluginFcnImportFcn(HYAMNFILTERPLUGIN Plugin,DWORD Importance,PYAMN_FILTERIMPORTFCN YAMNFilterFcn,DWORD YAMNFilterFcnVer);
+
+struct CExportedFunctions FilterPluginExportedFcn[]=
+{
+ {YAMN_SETFILTERPLUGINFCNIMPORTID,(void *)SetFilterPluginFcnImportFcn},
+};
+
+struct CExportedServices FilterPluginExportedSvc[]=
+{
+ {MS_YAMN_REGISTERFILTERPLUGIN,RegisterFilterPluginSvc},
+ {MS_YAMN_UNREGISTERFILTERPLUGIN,UnregisterFilterPluginSvc},
+};
+
+//--------------------------------------------------------------------------------------------------
+//--------------------------------------------------------------------------------------------------
+
+INT_PTR RegisterFilterPluginSvc(WPARAM wParam,LPARAM lParam)
+{
+ PYAMN_FILTERREGISTRATION Registration=(PYAMN_FILTERREGISTRATION)wParam;
+ HYAMNFILTERPLUGIN Plugin;
+
+ if(lParam!=YAMN_FILTERREGISTRATIONVERSION)
+ return 0;
+ if((Registration->Name==NULL) || (Registration->Ver==NULL))
+ return NULL;
+ if(NULL==(Plugin=new YAMN_FILTERPLUGIN))
+ return NULL;
+
+ Plugin->PluginInfo=Registration;
+
+ Plugin->FilterFcn=NULL;
+
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"::: YAMN- new filter registered: %0x (%s) :::\n",Plugin,Registration->Name);
+#endif
+ return (INT_PTR)Plugin;
+}
+
+INT_PTR UnregisterFilterPlugin(HYAMNFILTERPLUGIN Plugin)
+{
+ PYAMN_FILTERPLUGINQUEUE Parser,Found;
+
+ if(FirstFilterPlugin->Plugin==Plugin)
+ {
+ Found=FirstFilterPlugin;
+ FirstFilterPlugin=FirstFilterPlugin->Next;
+ }
+ else
+ {
+ for(Parser=FirstFilterPlugin;(Parser->Next!=NULL) && (Plugin!=Parser->Next->Plugin);Parser=Parser->Next);
+ if(Parser->Next!=NULL)
+ {
+ Found=Parser->Next;
+ Parser->Next=Parser->Next->Next;
+ }
+ else
+ Found=NULL;
+ }
+ if(Found!=NULL)
+ {
+ if(Plugin->FilterFcn->UnLoadFcn!=NULL)
+ Plugin->FilterFcn->UnLoadFcn((void *)0);
+
+ delete Found->Plugin;
+ delete Found;
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"::: YAMN- filter %0x unregistered :::\n",Plugin);
+#endif
+ }
+ else
+ return 0;
+ return 1;
+}
+
+INT_PTR UnregisterFilterPluginSvc(WPARAM wParam,LPARAM lParam)
+{
+ HYAMNFILTERPLUGIN Plugin=(HYAMNFILTERPLUGIN)wParam;
+
+ EnterCriticalSection(PluginRegCS);
+ UnregisterFilterPlugin(Plugin);
+ LeaveCriticalSection(PluginRegCS);
+ return 1;
+}
+
+INT_PTR UnregisterFilterPlugins()
+{
+ EnterCriticalSection(PluginRegCS);
+//We remove protocols from the protocol list
+ while(FirstFilterPlugin!=NULL)
+ UnregisterFilterPlugin(FirstFilterPlugin->Plugin);
+ LeaveCriticalSection(PluginRegCS);
+ return 1;
+}
+
+int WINAPI SetFilterPluginFcnImportFcn(HYAMNFILTERPLUGIN Plugin,DWORD Importance,PYAMN_FILTERIMPORTFCN YAMNFilterFcn,DWORD YAMNFilterFcnVer)
+{
+ PYAMN_FILTERPLUGINQUEUE Parser,Previous;
+
+ if(YAMNFilterFcnVer!=YAMN_FILTERIMPORTFCNVERSION)
+ return 0;
+ if(YAMNFilterFcn==NULL)
+ return 0;
+
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"::: YAMN- filter %0x import succeed :::\n",Plugin);
+#endif
+ Plugin->Importance=Importance;
+ Plugin->FilterFcn=YAMNFilterFcn;
+
+ EnterCriticalSection(PluginRegCS);
+//We add protocol to the protocol list
+ for(Previous=NULL,Parser=FirstFilterPlugin;Parser!=NULL && Parser->Next!=NULL && Parser->Plugin->Importance<=Importance;Previous=Parser,Parser=Parser->Next);
+ if(Previous==NULL) //insert to the beginnig of queue
+ {
+ FirstFilterPlugin=new YAMN_FILTERPLUGINQUEUE;
+ FirstFilterPlugin->Plugin=Plugin;
+ FirstFilterPlugin->Next=Parser;
+ }
+ else
+ {
+ Previous->Next=new YAMN_FILTERPLUGINQUEUE;
+ Previous=Previous->Next; //leave previous, go to actual plugin
+ Previous->Plugin=Plugin;
+ Previous->Next=Parser; //and in actual plugin set, that next plugin is the one we insert in front of
+ }
+
+ LeaveCriticalSection(PluginRegCS);
+ return 1;
+}
+
+INT_PTR FilterMailSvc(WPARAM wParam,LPARAM lParam)
+{
+ HACCOUNT Account=(HACCOUNT)wParam;
+ HYAMNMAIL Mail=(HYAMNMAIL)lParam;
+ PYAMN_FILTERPLUGINQUEUE ActualPlugin;
+
+ EnterCriticalSection(PluginRegCS);
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"FilterMail:ActualAccountMsgsSO-write wait\n");
+#endif
+ WaitToWriteFcn(Account->MessagesAccessSO);
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"FilterMail:ActualAccountMsgsSO-write enter\n");
+#endif
+ for(ActualPlugin=FirstFilterPlugin;ActualPlugin!=NULL;ActualPlugin=ActualPlugin->Next)
+ {
+ if(ActualPlugin->Plugin->FilterFcn->FilterMailFcnPtr!=NULL)
+ {
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"\tFiltering Mail, running plugin %0x to filter mail\n",ActualPlugin->Plugin);
+#endif
+ ActualPlugin->Plugin->FilterFcn->FilterMailFcnPtr(Account,YAMN_ACCOUNTVERSION,Mail,YAMN_MAILVERSION);
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"\tFiltering Mail done\n");
+#endif
+ }
+ }
+ Mail->Flags|=YAMN_MSG_FILTERED;
+
+//Set mail flags according to spamlevel settings
+ if((Mail->Flags & YAMN_MSG_SPAMMASK) > YAMN_MSG_SPAML1)
+ Mail->Flags=Mail->Flags & ~(YAMN_MSG_BROWSER | YAMN_MSG_POPUP | YAMN_MSG_SYSTRAY | YAMN_MSG_SOUND | YAMN_MSG_APP | YAMN_MSG_NEVENT);
+ if(YAMN_MSG_SPAML(Mail->Flags,YAMN_MSG_SPAML3) || YAMN_MSG_SPAML(Mail->Flags,YAMN_MSG_SPAML4))
+ Mail->Flags=Mail->Flags | (YAMN_MSG_AUTODELETE | YAMN_MSG_DELETEOK); //set message to delete
+ if(YAMN_MSG_SPAML(Mail->Flags,YAMN_MSG_SPAML3))
+ Mail->Flags=Mail->Flags & ~(YAMN_MSG_MEMDELETE); //set message not to delete it immidiatelly from memory
+#ifdef DEBUG_SYNCHRO
+ DebugLog(SynchroFile,"FilterMail:ActualAccountMsgsSO-write done\n");
+#endif
+ WriteDoneFcn(Account->MessagesAccessSO);
+ LeaveCriticalSection(PluginRegCS);
+ return 1;
+}
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