def write_keys(path, keys, test=False):
"""
Write key structure and its values to the given property list.
If a key does not exist in the target plist, it is created as a dictionary by default.
path
An absolute path to a property list (.plist) file, including the extension
keys
A dict describing a structure and value(s) that should exist inside the target plist
test
If test is true, no changes will be written, but you will receive a dict containing the changes that
would have been performed.
"""
dataObject = _read_plist(path)
if dataObject is None:
dataObject = NSMutableDictionary()
changed = {}
_set_objects_for_keys(dataObject, keys, changed)
if test == False:
_write_plist(dataObject, path)
return changed
def _object_for_key_list(dict, keys, create=False):
'''
Get an object inside a nested NSDictionary structure, using a list of keys to traverse.
If create is true, then missing elements are automatically created as NSMutableDictionary objects.
'''
key = keys.pop(0)
# User accidentally supplies zero length key
if len(key) == 0:
return dict
if len(keys) > 0:
value = dict.objectForKey_(key)
if value is None:
if create:
created = NSMutableDictionary()
dict.setObject_forKey_(created, key)
return _object_for_key_list(created, keys, create)
else: # Just return None if path was not found
log.debug('No key found in Property List: {0}'.format(key))
return None
else:
return _object_for_key_list(dict.objectForKey_(key), keys, create)
else:
# TODO: special case for array index notation [x] if current object is NSArray
# if dict.isKindOfClass_(NSArray.class_()):
# return
return dict.objectForKey_(key)
def _set_objects_for_keys(dict, keys, changed=None):
"""Set plist values using a given dict.
Recursively finds or creates keys given and sets their values. This can be used to maintain a partial or
complete override of any given property list file.
Args:
dict (NSMutableDictionary): The current dictionary being operated on. For a non existent file this will be
blank.
keys: A dict representing a hierarchy with leaf node values.
"""
if changed is None:
changed = dict()
for key, value in keys.items():
existing_value = dict.objectForKey_(key)
if type(value) is dict:
# Value unavailable, so create structure
if existing_value is None:
child = NSMutableDictionary()
dict.setObject_forKey_(child, key)
changed[key] = {}
_set_objects_for_keys(child, value, changed[key])
else:
if existing_value != value:
dict.setObject_forKey_(value, key)
changed[key] = value
def write_key(path, key, nstype, value):
'''
Write the value of a key contained within the Property List file specified.
If the property list file does not exist, the default behaviour is to create it with the keys/values given.
path
An absolute path to a property list (.plist) file, including the extension
key
The path specification for the key to modify. A list of keys separated by a colon.
nstype
The value type to write, one of 'string', 'int', 'float', 'bool'
value
The property value. If not specified it will be set to an empty value.
CLI Example:
.. code-block:: bash
salt '*' plist.write <path> <key> <nstype> [value]
'''
dataObject = _readPlist(path)
keys = key.split(':')
if type(keys) is str:
keys = list(keys)
if dataObject is None:
dataObject = NSMutableDictionary()
_setObjectForKeyList(dataObject, keys, _valueToNSObject(value, nstype))
_writePlist(dataObject, path)
def write_key(path, key, nstype, value):
'''
Write the value of a key contained within the Property List file specified.
If the property list file does not exist, the default behaviour is to create it with the keys/values given.
path
An absolute path to a property list (.plist) file, including the extension
key
The path specification for the key to modify. A list of keys separated by a colon.
nstype
The value type to write, one of 'string', 'int', 'float', 'bool', 'data'
value
The property value. If not specified it will be set to an empty value.
CLI Example:
.. code-block:: bash
salt '*' plist.write <path> <key> <nstype> [value]
'''
log.debug('Reading original plist for modification at path: %s' % path)
dataObject = _read_plist(path)
log.debug('Deriving key hierarchy from colon separated string')
keys = key.split(':')
if type(keys) is str:
keys = list(keys)
if dataObject is None:
dataObject = NSMutableDictionary()
log.debug('Performing string to NSObject conversion')
nsval = _value_to_nsobject(value, nstype)
log.debug('Setting object value in hierarchy')
_set_object_for_key_list(dataObject, keys, nsval)
log.debug('Writing out plist to original path')
_write_plist(dataObject, path)
NSURLBookmarkCreationMinimalBookmark, [], None, None)
# check if the file exists already
ls_prefs = os.path.join(
NSHomeDirectory(),
u'Library/Preferences/com.apple.LaunchServices/com.apple.LaunchServices')
ls_prefs_plist = ls_prefs + u'.plist'
if os.path.isfile(ls_prefs_plist):
# read it in
current_prefs = CFPreferencesCopyMultiple(None, ls_prefs,
kCFPreferencesAnyUser,
kCFPreferencesCurrentHost)
else:
# make a new dictionary
current_prefs = NSMutableDictionary()
# Get any existing key or a new blank dict if not present
magnified = current_prefs.get(u'LSHighResolutionModeIsMagnified',
NSMutableDictionary())
magnified_editable = NSMutableDictionary.dictionaryWithDictionary_(magnified)
# Build our values
options = NSMutableArray.alloc().init()
options.append(bookmark)
# A value of 3 = enabled, value of 2 = disabled
options.append(3)
magnified_editable[lowres_app_id] = options
# Update the setting
update_dict = NSMutableDictionary()
update_dict[u'LSHighResolutionModeIsMagnified'] = magnified_editable
