X-Git-Url: https://vcs.fsf.org/?p=rainbowstream.git;a=blobdiff_plain;f=rainbowstream%2Fconfig.py;h=5f5b81bd18fe67f23339fe631e6e7b9b3e6b25ea;hp=6aad12c1a91785b994a24a447c56d5aaf8aae109;hb=c4e48381c062c54c6f92e72a40cd0d7b311b2ef2;hpb=687567eb4bf93d6a1ea8ab2bb51b7a8a12a003c7

diff --git a/rainbowstream/config.py b/rainbowstream/config.py
index 6aad12c..5f5b81b 100644
--- a/rainbowstream/config.py
+++ b/rainbowstream/config.py
@@ -4,12 +4,27 @@ import os
 import os.path
 from collections import OrderedDict
 
-# Regular expression for comments
+# Regular expression for comments in config file
 comment_re = re.compile(
-    '(^)?[^\S\n]*/(?:\*(.*?)\*/[^\S\n]*|/[^\n]*)($)?',
+    '(^)[^\S\n]*/(?:\*(.*?)\*/[^\S\n]*|/[^\n]*)($)?',
     re.DOTALL | re.MULTILINE
 )
 
+# Config dictionary
+c = {}
+
+
+def fixup(adict, k, v):
+    """
+    Fix up a key in json format
+    """
+    for key in adict.keys():
+        if key == k:
+            adict[key] = v
+        elif isinstance(adict[key], dict):
+            fixup(adict[key], k, v)
+
+
 def load_config(filepath):
     """
     Load config from filepath
@@ -22,38 +37,145 @@ def load_config(filepath):
             match = comment_re.search(content)
     return json.loads(content, object_pairs_hook=OrderedDict)
 
-# Config dictionary
-c = {}
 
-# Load the initial config
-config = os.path.dirname(
-    __file__) + '/colorset/config'
-try:
-    data = load_config(config)
-    for d in data:
-        c[d] = data[d]
-except:
-    pass
-
-# Load user's config
-rainbow_config = os.environ.get(
-    'HOME',
-    os.environ.get(
-        'USERPROFILE',
-        '')) + os.sep + '.rainbow_config.json'
-try:
-    data = load_config(rainbow_config)
-    for d in data:
-        c[d] = data[d]
-except:
-    pass
-
-# Load default theme
-theme_file = os.path.dirname(
-    __file__) + '/colorset/' + c['THEME'] + '.json'
-try:
-    data = load_config(theme_file)
-    for d in data:
-        c[d] = data[d]
-except:
-    pass
+def get_all_config():
+    """
+    Get all config
+    """
+    try:
+        path = os.path.expanduser("~") + os.sep + '.rainbow_config.json'
+        data = load_config(path)
+        # Hard to set from prompt
+        data.pop('ONLY_LIST', None)
+        data.pop('IGNORE_LIST', None)
+        data.pop('FORMAT', None)
+        data.pop('QUOTE_FORMAT', None)
+        data.pop('NOTIFY_FORMAT', None)
+        return data
+    except:
+        return []
+
+
+def get_default_config(key):
+    """
+    Get default value of a config key
+    """
+    try:
+        path = os.path.dirname(__file__) + '/colorset/config'
+        data = load_config(path)
+        return data[key]
+    except:
+        raise Exception('This config key does not exist in default.')
+
+
+def get_config(key):
+    """
+    Get current value of a config key
+    """
+    return c[key]
+
+
+def set_config(key, value):
+    """
+    Set a config key with specific value
+    """
+    # Modify value
+    if value.isdigit():
+        value = int(value)
+    elif value.lower() == 'true':
+        value = True
+    elif value.lower() == 'false':
+        value = False
+    # Update global config
+    c[key] = value
+    # Load current user config
+    path = os.path.expanduser("~") + os.sep + '.rainbow_config.json'
+    data = {}
+    try:
+        data = load_config(path)
+    except:
+        return
+    # Update config file
+    if key in data:
+        fixup(data, key, value)
+    else:
+        data[key] = value
+    # Save
+    with open(path, 'w') as out:
+        json.dump(data, out, indent=4)
+    os.system('chmod 777 ' + path)
+
+
+def delete_config(key):
+    """
+    Delete a config key
+    """
+    path = os.path.expanduser("~") + os.sep + '.rainbow_config.json'
+    try:
+        data = load_config(path)
+    except:
+        raise Exception('Config file is messed up.')
+    # Drop key
+    if key in data and key in c:
+        data.pop(key)
+        c.pop(key)
+        try:
+            data[key] = c[key] = get_default_config(key)
+        except:
+            pass
+    else:
+        raise Exception('No such config key.')
+    # Save
+    with open(path, 'w') as out:
+        json.dump(data, out, indent=4)
+    os.system('chmod 777 ' + path)
+
+
+def reload_config():
+    """
+    Reload config
+    """
+    try:
+        rainbow_config = os.path.expanduser("~") + \
+            os.sep + '.rainbow_config.json'
+        data = load_config(rainbow_config)
+        for d in data:
+            c[d] = data[d]
+    except:
+        raise Exception('Can not reload config file with wrong format.')
+
+
+def init_config():
+    """
+    Init configuration
+    """
+    # Load the initial config
+    config = os.path.dirname(__file__) + \
+        '/colorset/config'
+    try:
+        data = load_config(config)
+        for d in data:
+            c[d] = data[d]
+    except:
+        pass
+    # Load user's config
+    rainbow_config = os.path.expanduser("~") + os.sep + '.rainbow_config.json'
+    try:
+        data = load_config(rainbow_config)
+        for d in data:
+            c[d] = data[d]
+    except (IOError, ValueError) as e:
+        c['USER_JSON_ERROR'] = str(e)
+    # Load default theme
+    theme_file = os.path.dirname(__file__) + \
+        '/colorset/' + c['THEME'] + '.json'
+    try:
+        data = load_config(theme_file)
+        for d in data:
+            c[d] = data[d]
+    except:
+        pass
+
+
+# Init config
+init_config()