SF.net SVN: mahogany: [7213] trunk/M/src/modules/spam/DspamFilter.cpp

Revision: 7213
          http://svn.sourceforge.net/mahogany/?rev=7213&view=rev
Author:   vadz
Date:     2007-02-24 14:07:50 -0800 (Sat, 24 Feb 2007)

Log Message:
-----------
set HashAutoExpand parameter so that hash driver database isn't limited in size (without it, the database becomes useless after some time as the information in it is not accurate any longer because not everything can be saved in it)

Modified Paths:
--------------
    trunk/M/src/modules/spam/DspamFilter.cpp

Modified: trunk/M/src/modules/spam/DspamFilter.cpp
===================================================================
--- trunk/M/src/modules/spam/DspamFilter.cpp	2007-01-18 14:24:13 UTC (rev 7212)
+++ trunk/M/src/modules/spam/DspamFilter.cpp	2007-02-24 22:07:50 UTC (rev 7213)
@@ -55,7 +55,7 @@
    // create the context
    DspamCtx(int mode, unsigned flags)
    {
-      m_ctx = dspam_init
+      m_ctx = dspam_create
               (
                   "mahogany", // user
                   NULL,       // no group
@@ -63,16 +63,30 @@
                   mode,
                   flags
               );
+      if ( !m_ctx )
+         return;
 
       // use default algorithm/tokenizer
       m_ctx->algorithms = DSA_GRAHAM | DSA_BURTON | DSP_GRAHAM;
       m_ctx->tokenizer = DSZ_CHAIN;
+
+      // unlimit the hash table size for now to avoid "hash table full" errors
+      dspam_addattribute(m_ctx, "HashAutoExtend", "on");
+
+      // and now that the attributes are set we can attach the context to the
+      // storage
+      if ( dspam_attach(m_ctx, NULL) != 0 )
+      {
+         dspam_destroy(m_ctx);
+         m_ctx = NULL;
+      }
    }
 
    // destroy the context
    ~DspamCtx()
    {
-      dspam_destroy(m_ctx);
+      if ( m_ctx )
+         dspam_destroy(m_ctx);
    }
 
    operator DSPAM_CTX *() const { return m_ctx; }


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