1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
from string import ascii_letters, digits
ALLOWED_KEYS = ascii_letters + digits + "`'"
class NonexistantBookmark(Exception):
pass
class Bookmarks(object):
def __init__(self, path = None):
import string, re, os
self.dct = {}
if path is None:
self.path = os.path.expanduser("~/.ranger/bookmarks")
self.load_pattern = re.compile(r"^[\d\w`']:.")
self.enter_dir_function = None
def load(self):
import os
self.dct.clear()
if os.access(self.path, os.R_OK):
f = open(self.path, 'r')
for line in f:
if self.load_pattern.match(line):
key, value = line[0], line[2:-1]
if key in ALLOWED_KEYS:
self.dct[key] = value
f.close()
def enter(self, key):
if self.enter_dir_function is not None:
self.enter_dir_function(self[key])
else:
raise RuntimeError('Not specified how to enter a directory')
def remember(self, value):
self["`"] = value
self["'"] = value
def __getitem__(self, key):
if key in self.dct:
return self.dct[key]
else:
raise NonexistantBookmark()
def __setitem__(self, key, value):
if key in ALLOWED_KEYS:
self.dct[key] = value
self.save()
def __contains__(self, key):
return key in self.dct
def save(self):
import os
if os.access(self.path, os.W_OK):
f = open(self.path, 'w')
for key, value in self.dct.items():
if type(key) == str\
and type(value) == str \
and key in ALLOWED_KEYS:
f.write("{0}:{1}\n".format(str(key), str(value)))
f.close()
|