Better Windows support: Finding the user profile directory even on Win32 (#144)

* Better Windows support: Finding the user profile directory even on Win32

* Better Windows support: Finding the user profile directory even on Win32

README.md

@@ -236,7 +236,8 @@ SYMBOLS:
 - The database file is stored in:
   - **$XDG_DATA_HOME/buku/bookmarks.db**, if XDG_DATA_HOME is defined (first preference) or
   - **$HOME/.local/share/buku/bookmarks.db**, if HOME is defined (second preference) or
-  - **$PWD**
+  - **%USERPROFILE%\buku\bookmarks.db**, if you are on Windows or
+  - **$PWD** on both Windows and non-Windows systems.
 - If the URL contains characters like `;`, `&` or brackets they may be interpreted specially by the shell. To avoid it, add the URL within single or double quotes (`'`/`"`).
 - URLs are unique in DB. The same URL cannot be added twice.
 - Bookmarks with immutable titles are listed with bold `(L)` after the URL.

buku.1

@@ -27,7 +27,8 @@ is a command-line utility to store, tag, search and organize bookmarks.
 The database file is stored in:
   - \fI$XDG_DATA_HOME/buku/bookmarks.db\fR, if XDG_DATA_HOME is defined (first preference) or
   - \fI$HOME/.local/share/buku/bookmarks.db\fR, if HOME is defined (second preference) or
-  - \fI$PWD\fR
+  - \fI%USERPROFILE%\buku\bookmarks.db\fR, if you are on Windows or
+  - \fI$PWD\fR on both Windows and non-Windows systems.
 .PP
 .IP 2. 4
 If the URL contains characters like ';', '&' or brackets they may be interpreted specially by the shell. To avoid it, add the URL within single or double quotes ('/").

buku.py

@@ -352,13 +352,19 @@ class BukuDb:
     @staticmethod
     def get_default_dbdir():
         '''Determine the directory path where dbfile will be stored:
-        if $XDG_DATA_HOME is defined, use it
+        if the platform is Windows, use %USERPROFILE%
+        else if $XDG_DATA_HOME is defined, use it
         else if $HOME exists, use it
         else use the current directory
 
         :return: path to database file
         '''
 
+        if sys.platform == 'win32':
+            data_home = os.environ.get('USERPROFILE')
+            if data_home is None:
+                return os.path.abspath('.')
+        else:
             data_home = os.environ.get('XDG_DATA_HOME')
             if data_home is None:
                 if os.environ.get('HOME') is None: