From a88071264391211017a470e0fd6f06dda67760b4 Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Wed, 26 Oct 2011 00:14:00 +0200
Subject: Revert a stupid commit, and improve pdf processing

---
 mat/exiftool.py |  4 ++--
 mat/office.py   | 39 +++++++++++++++++++++++----------------
 2 files changed, 25 insertions(+), 18 deletions(-)

diff --git a/mat/exiftool.py b/mat/exiftool.py
index 18d603e..5a4ecc9 100644
--- a/mat/exiftool.py
+++ b/mat/exiftool.py
@@ -31,13 +31,13 @@ class ExiftoolStripper(parser.GenericParser):
             Remove all metadata with help of exiftool
         '''
         if self.backup:
-            process = subprocess.Popen(['exiftool', '-All',
+            process = subprocess.Popen(['exiftool', '-All=',
                 '-out', self.output, self.filename],
                 stdout=open('/dev/null'))
             process.wait()
         else:
             process = subprocess.Popen(['exiftool', '-overwrite_original',
-                '-All', self.filename], stdout=open('/dev/null'))
+                '-All=', self.filename], stdout=open('/dev/null'))
             process.wait()
 
     def is_clean(self):
diff --git a/mat/office.py b/mat/office.py
index 30b1669..c4b6fa8 100644
--- a/mat/office.py
+++ b/mat/office.py
@@ -167,31 +167,38 @@ class PdfStripper(parser.GenericParser):
             from a pdf file, using exiftool,
             of pdfrw if exiftool is not installed
         '''
-        try:
+	processed = False
+	try:  # try with pdfrw
+	    import pdfrw
+	    #For now, poppler cannot write meta, so we must use pdfrw
+	    logging.debug('Removing %s\'s superficial metadata' % self.filename)
+	    trailer = pdfrw.PdfReader(self.output)
+	    trailer.Info.Producer = trailer.Info.Creator = None
+	    writer = pdfrw.PdfWriter()
+	    writer.trailer = trailer
+	    writer.write(self.output)
+	    self.do_backup()
+	    processed = True
+	except:
+	    pass
+
+        try:  # try with exiftool
             import exiftool
             if self.backup:
-                process = subprocess.Popen(['exiftool', '-All',
+                process = subprocess.Popen(['exiftool', '-All=',
                     '-out', self.output, self.filename],
                     stdout=open('/dev/null'))
                 process.wait()
             else:
                 process = subprocess.Popen(['exiftool', '-overwrite_original',
-                    '-All', self.filename], stdout=open('/dev/null'))
+                    '-All=', self.filename], stdout=open('/dev/null'))
                 process.wait()
+	    processed = True
         except:
-            try:
-                import pdfrw
-                #For now, poppler cannot write meta, so we must use pdfrw
-                logging.debug('Removing %s\'s superficial metadata' % self.filename)
-                trailer = pdfrw.PdfReader(self.output)
-                trailer.Info.Producer = trailer.Info.Creator = None
-                writer = pdfrw.PdfWriter()
-                writer.trailer = trailer
-                writer.write(self.output)
-                self.do_backup()
-            except:
-                logging.error('You don\'t have either python-pdfrw, or\
-                        exiftool: processed pdf are not totally clean !')
+	    pass
+
+	if processed == False:
+	    logging.error('Please install either pdfrw, or exiftool')
 
     def get_meta(self):
         '''
-- 
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