[Commit-gnuradio] [gnuradio] 07/20: grc: move gui prefs file to ~/.gnuradio/grc.conf

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jcorgan pushed a commit to branch master
in repository gnuradio.

commit dda4f8306f194ff142d25bbedeb7ee5dabd0f523
Author: Sebastian Koslowski <address@hidden>
Date:   Wed Aug 12 14:46:00 2015 +0200

    grc: move gui prefs file to ~/.gnuradio/grc.conf
---
 grc/python/Constants.py | 25 ++++++++++++++-----------
 grc/python/Platform.py  | 37 ++++++++++++++++++++++++++++---------
 2 files changed, 42 insertions(+), 20 deletions(-)

diff --git a/grc/python/Constants.py b/grc/python/Constants.py
index 1df1fc4..02be22a 100644
--- a/grc/python/Constants.py
+++ b/grc/python/Constants.py
@@ -18,18 +18,21 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 
MA  02110-1301, USA
 """
 
 import os
+from os.path import expanduser
 import stat
 from gnuradio import gr
 
 _gr_prefs = gr.prefs()
 
-#setup paths
-PATH_SEP = {'/':':', '\\':';'}[os.path.sep]
-HIER_BLOCKS_LIB_DIR = os.environ.get('GRC_HIER_PATH',
-                                     os.path.expanduser('~/.grc_gnuradio'))
-PREFS_FILE = os.environ.get('GRC_PREFS_PATH',
-                            os.path.join(os.path.expanduser('~/.grc')))
-BLOCKS_DIRS = filter( #filter blank strings
+# setup paths
+PATH_SEP = {'/': ':', '\\': ';'}[os.path.sep]
+
+HIER_BLOCKS_LIB_DIR = os.environ.get('GRC_HIER_PATH', 
expanduser('~/.grc_gnuradio'))
+
+PREFS_FILE = os.environ.get('GRC_PREFS_PATH', 
expanduser('~/.gnuradio/grc.conf'))
+PREFS_FILE_OLD = os.environ.get('GRC_PREFS_PATH', expanduser('~/.grc'))
+
+BLOCKS_DIRS = filter(  # filter blank strings
     lambda x: x, PATH_SEP.join([
         os.environ.get('GRC_BLOCKS_PATH', ''),
         _gr_prefs.get_string('grc', 'local_blocks_path', ''),
@@ -37,14 +40,14 @@ BLOCKS_DIRS = filter( #filter blank strings
     ]).split(PATH_SEP),
 ) + [HIER_BLOCKS_LIB_DIR]
 
-#user settings
+# user settings
 XTERM_EXECUTABLE = _gr_prefs.get_string('grc', 'xterm_executable', 'xterm')
 
-#file creation modes
+# file creation modes
 TOP_BLOCK_FILE_MODE = stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR | 
stat.S_IRGRP | stat.S_IWGRP | stat.S_IXGRP | stat.S_IROTH
 HIER_BLOCK_FILE_MODE = stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | 
stat.S_IWGRP | stat.S_IROTH
 
-#data files
+# data files
 DATA_DIR = os.path.dirname(__file__)
 FLOW_GRAPH_TEMPLATE = os.path.join(DATA_DIR, 'flow_graph.tmpl')
 BLOCK_DTD = os.path.join(DATA_DIR, 'block.dtd')
@@ -74,7 +77,7 @@ GRC_COLOR_GREY = '#BDBDBD'
 GRC_COLOR_WHITE = '#FFFFFF'
 
 
-CORE_TYPES = ( #name, key, sizeof, color
+CORE_TYPES = (  # name, key, sizeof, color
     ('Complex Float 64', 'fc64', 16, GRC_COLOR_BROWN),
     ('Complex Float 32', 'fc32', 8, GRC_COLOR_BLUE),
     ('Complex Integer 64', 'sc64', 16, GRC_COLOR_LIGHT_GREEN),
diff --git a/grc/python/Platform.py b/grc/python/Platform.py
index feea81d..1497099 100644
--- a/grc/python/Platform.py
+++ b/grc/python/Platform.py
@@ -18,7 +18,10 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 
MA  02110-1301, USA
 """
 
 import os
+import sys
+
 from gnuradio import gr
+
 from .. base.Platform import Platform as _Platform
 from .. gui.Platform import Platform as _GUIPlatform
 from FlowGraph import FlowGraph as _FlowGraph
@@ -27,21 +30,26 @@ from Block import Block as _Block
 from Port import Port as _Port
 from Param import Param as _Param
 from Generator import Generator
-from Constants import \
-    HIER_BLOCKS_LIB_DIR, BLOCK_DTD, \
-    DEFAULT_FLOW_GRAPH, BLOCKS_DIRS, PREFS_FILE
-import Constants
+from Constants import (
+    HIER_BLOCKS_LIB_DIR, BLOCK_DTD, DEFAULT_FLOW_GRAPH, BLOCKS_DIRS,
+    PREFS_FILE, PREFS_FILE_OLD, CORE_TYPES
+)
+
+
+COLORS = [(name, color) for name, key, sizeof, color in CORE_TYPES]
 
-COLORS = [(name, color) for name, key, sizeof, color in Constants.CORE_TYPES]
 
 class Platform(_Platform, _GUIPlatform):
     def __init__(self):
         """
         Make a platform for gnuradio.
         """
-        #ensure hier dir
-        if not os.path.exists(HIER_BLOCKS_LIB_DIR): 
os.mkdir(HIER_BLOCKS_LIB_DIR)
-        #init
+        # ensure hier and conf directories
+        if not os.path.exists(HIER_BLOCKS_LIB_DIR):
+            os.mkdir(HIER_BLOCKS_LIB_DIR)
+        if not os.path.exists(os.path.dirname(PREFS_FILE)):
+            os.mkdir(os.path.dirname(PREFS_FILE))
+        # init
         _Platform.__init__(
             self,
             name='GNU Radio Companion',
@@ -55,12 +63,23 @@ class Platform(_Platform, _GUIPlatform):
             generator=Generator,
             colors=COLORS,
         )
-
+        self._move_old_pref_file()
         _GUIPlatform.__init__(
             self,
             prefs_file=PREFS_FILE
         )
 
+    @staticmethod
+    def _move_old_pref_file():
+        if PREFS_FILE == PREFS_FILE_OLD:
+            return  # prefs file overridden with env var
+        if os.path.exists(PREFS_FILE_OLD) and not os.path.exists(PREFS_FILE):
+            try:
+                import shutil
+                shutil.move(PREFS_FILE_OLD, PREFS_FILE)
+            except Exception as e:
+                print >> sys.stderr, e
+
     ##############################################
     # Constructors
     ##############################################