Move decode_string/utf8_encoded to common

DEPENDS

@@ -7,6 +7,7 @@
  * setuptools
  * gettext
  * pyxdg
+ * chardet
  * geoip-database (optional)
 
  * libtorrent >= 0.14, or build the included version
@@ -16,9 +17,6 @@
    * openssl
    * zlib
 
-=== UIs ===
- * chardet
-
 === Gtk ===
  * python-notify (libnotify python wrapper)
  * pygame

deluge/common.py

@@ -41,6 +41,7 @@ import time
 import subprocess
 import platform
 import sys
+import chardet
 
 try:
     import json
@@ -560,6 +561,41 @@ def xml_encode(string):
         string = string.replace(char, escape)
     return string
 
+def decode_string(s, encoding="utf8"):
+    """
+    Decodes a string and re-encodes it in utf8.  If it cannot decode using
+    `:param:encoding` then it will try to detect the string encoding and
+    decode it.
+
+    :param s: string to decode
+    :type s: string
+    :keyword encoding: the encoding to use in the decoding
+    :type encoding: string
+
+    """
+
+    try:
+        s = s.decode(encoding).encode("utf8", "ignore")
+    except UnicodeDecodeError:
+        s = s.decode(chardet.detect(s)["encoding"], "ignore").encode("utf8", "ignore")
+    return s
+
+def utf8_encoded(s):
+    """
+    Returns a utf8 encoded string of s
+
+    :param s: (unicode) string to (re-)encode
+    :type s: basestring
+    :returns: a utf8 encoded string of s
+    :rtype: str
+
+    """
+    if isinstance(s, str):
+        s = decode_string(s, locale.getpreferredencoding())
+    elif isinstance(s, unicode):
+        s = s.encode("utf8", "ignore")
+    return s
+
 class VersionSplit(object):
     """
     Used for comparing version numbers.

deluge/core/torrentmanager.py

@@ -47,16 +47,14 @@ from twisted.internet.task import LoopingCall
 
 from deluge._libtorrent import lt
 
-
 from deluge.event import *
 from deluge.error import *
-import deluge.common
 import deluge.component as component
 from deluge.configmanager import ConfigManager, get_config_dir
 from deluge.core.torrent import Torrent
 from deluge.core.torrent import TorrentOptions
 import deluge.core.oldstateupgrader
-from deluge.ui.common import utf8_encoded
+from deluge.common import utf8_encoded
 
 from deluge.log import LOG as log
 

deluge/ui/common.py

@@ -42,7 +42,6 @@ import os
 import sys
 import urlparse
 
-import chardet
 import locale
 
 try:
@@ -50,45 +49,11 @@ try:
 except ImportError:
     from sha import sha
 
-from deluge import bencode, common
+from deluge import bencode
+from deluge.common import decode_string, path_join
 from deluge.log import LOG as log
 import deluge.configmanager
 
-def decode_string(s, encoding="utf8"):
-    """
-    Decodes a string and re-encodes it in utf8.  If it cannot decode using
-    `:param:encoding` then it will try to detect the string encoding and
-    decode it.
-
-    :param s: string to decode
-    :type s: string
-    :keyword encoding: the encoding to use in the decoding
-    :type encoding: string
-
-    """
-
-    try:
-        s = s.decode(encoding).encode("utf8", "ignore")
-    except UnicodeDecodeError:
-        s = s.decode(chardet.detect(s)["encoding"], "ignore").encode("utf8", "ignore")
-    return s
-
-def utf8_encoded(s):
-    """
-    Returns a utf8 encoded string of s
-
-    :param s: (unicode) string to (re-)encode
-    :type s: basestring
-    :returns: a utf8 encoded string of s
-    :rtype: str
-
-    """
-    if isinstance(s, str):
-        s = decode_string(s, locale.getpreferredencoding())
-    elif isinstance(s, unicode):
-        s = s.encode("utf8", "ignore")
-    return s
-
 class TorrentInfo(object):
     """
     Collects information about a torrent file.
@@ -336,7 +301,7 @@ class FileTree2(object):
         """
         def walk(directory, parent_path):
             for path in directory["contents"].keys():
-                full_path = common.path_join(parent_path, path)
+                full_path = path_join(parent_path, path)
                 if directory["contents"][path]["type"] == "dir":
                     directory["contents"][path] = callback(full_path, directory["contents"][path]) or \
                              directory["contents"][path]