From cbf8a2a65928694202e19b6bcf56ec84bcbf613c Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Sat, 8 Dec 2012 02:02:25 +0100
Subject: Reorganize source tree and files installation location, cleanup
 setup.py (Closes: #689409)

---
 MAT/misc.py | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 MAT/misc.py

(limited to 'MAT/misc.py')

diff --git a/MAT/misc.py b/MAT/misc.py
new file mode 100644
index 0000000..d084861
--- /dev/null
+++ b/MAT/misc.py
@@ -0,0 +1,63 @@
+'''
+    Care about misc formats
+'''
+
+import parser
+
+from bencode import bencode
+
+
+class TorrentStripper(parser.GenericParser):
+    '''
+        Represent a torrent file with the help
+        of the bencode lib from Petru Paler
+    '''
+    def __init__(self, filename, parser, mime, backup, add2archive):
+        super(TorrentStripper, self).__init__(filename, parser, mime,
+            backup, add2archive)
+        self.fields = ['comment', 'creation date', 'created by']
+
+    def is_clean(self):
+        '''
+            Check if the file is clean from harmful metadatas
+        '''
+        with open(self.filename, 'r') as f:
+            decoded = bencode.bdecode(f.read())
+        for key in self.fields:
+            try:
+                if decoded[key] != '':
+                    return False
+            except:
+                pass
+        return True
+
+    def get_meta(self):
+        '''
+            Return a dict with all the meta of the file
+        '''
+        metadata = {}
+        with open(self.filename, 'r') as f:
+            decoded = bencode.bdecode(f.read())
+        for key in self.fields:
+            try:
+                if decoded[key] != '':
+                    metadata[key] = decoded[key]
+            except:
+                pass
+        return metadata
+
+    def remove_all(self):
+        '''
+            Remove all the files that are compromizing
+        '''
+        with open(self.filename, 'r') as f:
+            decoded = bencode.bdecode(f.read())
+        for key in self.fields:
+            try:
+                decoded[key] = ''
+            except:
+                pass
+        with open(self.output, 'w') as f:  # encode the decoded torrent
+            f.write(bencode.bencode(decoded))  # and write it in self.output
+        self.do_backup()
+        return True
-- 
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