use a modified version of xlhtml for ppt files

configure

@@ -3418,6 +3418,7 @@ have_zlib="no"
 pdftotext="no"
 catdoc="no"
 catppt="no"
+ppthtml="no"
 xls2csv="no"
 unrtf="no"
 
@@ -4295,6 +4296,16 @@ _ACEOF
 fi
 
 
+if test z`which ppthtml 2>/dev/null` != "z"; then
+   ppthtml=`which ppthtml`
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_PPTHTML "$ppthtml"
+_ACEOF
+
+fi
+
+
 if test z`which xls2csv 2>/dev/null` != "z"; then
    xls2csv=`which xls2csv`
 
@@ -4319,6 +4330,7 @@ echo
 echo "pdftotext: $pdftotext"
 echo "catdoc: $catdoc"
 echo "catppt: $catppt"
+echo "ppthtml: $ppthtml"
 echo "xls2csv: $xls2csv"
 echo "unrtf: $unrtf"
 

configure.in

@@ -44,6 +44,7 @@ have_zlib="no"
 pdftotext="no"
 catdoc="no"
 catppt="no"
+ppthtml="no"
 xls2csv="no"
 unrtf="no"
 
@@ -315,6 +316,12 @@ if test z`which catppt 2>/dev/null` != "z"; then
 fi
 
 
+if test z`which ppthtml 2>/dev/null` != "z"; then
+   ppthtml=`which ppthtml`
+   AC_DEFINE_UNQUOTED(HAVE_PPTHTML, "$ppthtml", [path to ppthtml])
+fi
+
+
 if test z`which xls2csv 2>/dev/null` != "z"; then
    xls2csv=`which xls2csv`
    AC_DEFINE_UNQUOTED(HAVE_XLS2CSV, "$xls2csv", [path to xls2csv])
@@ -331,6 +338,7 @@ echo
 echo "pdftotext: $pdftotext"
 echo "catdoc: $catdoc"
 echo "catppt: $catppt"
+echo "ppthtml: $ppthtml"
 echo "xls2csv: $xls2csv"
 echo "unrtf: $unrtf"
 

piler-config.h.in

@@ -13,6 +13,7 @@
 #undef HAVE_CATDOC
 #undef HAVE_CATPPT
 #undef HAVE_XLS2CSV
+#undef HAVE_PPTHTML
 #undef HAVE_UNRTF
 #undef HAVE_ZIP
 

src/extract.c

@@ -190,6 +190,10 @@ void extract_attachment_content(struct session_data *sdata, struct _state *state
    if(strcmp(type, "xls") == 0) snprintf(cmd, sizeof(cmd)-1, "%s -d utf-8 %s", HAVE_XLS2CSV, filename);
 #endif
 
+#ifdef HAVE_PPTHTML
+   if(strcmp(type, "ppt") == 0) snprintf(cmd, sizeof(cmd)-1, "%s %s", HAVE_PPTHTML, filename);
+#endif
+
 #ifdef HAVE_UNRTF
    if(strcmp(type, "rtf") == 0) snprintf(cmd, sizeof(cmd)-1, "%s --text %s", HAVE_UNRTF, filename);
 #endif