/usr/lib/python2.7/dist-packages/electrum/util.py is in python-electrum 1.9.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 | import os, sys, re, json
import platform
import shutil
from datetime import datetime
is_verbose = True
class MyEncoder(json.JSONEncoder):
def default(self, obj):
from transaction import Transaction
if isinstance(obj, Transaction):
return obj.as_dict()
return super(MyEncoder, self).default(obj)
def set_verbosity(b):
global is_verbose
is_verbose = b
def print_error(*args):
if not is_verbose: return
args = [str(item) for item in args]
sys.stderr.write(" ".join(args) + "\n")
sys.stderr.flush()
def print_msg(*args):
# Stringify args
args = [str(item) for item in args]
sys.stdout.write(" ".join(args) + "\n")
sys.stdout.flush()
def print_json(obj):
try:
s = json.dumps(obj, sort_keys = True, indent = 4, cls=MyEncoder)
except TypeError:
s = repr(obj)
sys.stdout.write(s + "\n")
sys.stdout.flush()
def user_dir():
if "HOME" in os.environ:
return os.path.join(os.environ["HOME"], ".electrum")
elif "APPDATA" in os.environ:
return os.path.join(os.environ["APPDATA"], "Electrum")
elif "LOCALAPPDATA" in os.environ:
return os.path.join(os.environ["LOCALAPPDATA"], "Electrum")
elif 'ANDROID_DATA' in os.environ:
return "/sdcard/electrum/"
else:
#raise Exception("No home directory found in environment variables.")
return
def appdata_dir():
"""Find the path to the application data directory; add an electrum folder and return path."""
if platform.system() == "Windows":
return os.path.join(os.environ["APPDATA"], "Electrum")
elif platform.system() == "Linux":
return os.path.join(sys.prefix, "share", "electrum")
elif (platform.system() == "Darwin" or
platform.system() == "DragonFly" or
platform.system() == "OpenBSD" or
platform.system() == "NetBSD"):
return "/Library/Application Support/Electrum"
else:
raise Exception("Unknown system")
def get_resource_path(*args):
return os.path.join(".", *args)
def local_data_dir():
"""Return path to the data folder."""
assert sys.argv
prefix_path = os.path.dirname(sys.argv[0])
local_data = os.path.join(prefix_path, "data")
return local_data
def format_satoshis(x, is_diff=False, num_zeros = 0, decimal_point = 8, whitespaces=False):
from decimal import Decimal
s = Decimal(x)
sign, digits, exp = s.as_tuple()
digits = map(str, digits)
while len(digits) < decimal_point + 1:
digits.insert(0,'0')
digits.insert(-decimal_point,'.')
s = ''.join(digits).rstrip('0')
if sign:
s = '-' + s
elif is_diff:
s = "+" + s
p = s.find('.')
s += "0"*( 1 + num_zeros - ( len(s) - p ))
if whitespaces:
s += " "*( 1 + decimal_point - ( len(s) - p ))
s = " "*( 13 - decimal_point - ( p )) + s
return s
# Takes a timestamp and returns a string with the approximation of the age
def age(from_date, since_date = None, target_tz=None, include_seconds=False):
if from_date is None:
return "Unknown"
from_date = datetime.fromtimestamp(from_date)
if since_date is None:
since_date = datetime.now(target_tz)
distance_in_time = since_date - from_date
distance_in_seconds = int(round(abs(distance_in_time.days * 86400 + distance_in_time.seconds)))
distance_in_minutes = int(round(distance_in_seconds/60))
if distance_in_minutes <= 1:
if include_seconds:
for remainder in [5, 10, 20]:
if distance_in_seconds < remainder:
return "less than %s seconds ago" % remainder
if distance_in_seconds < 40:
return "half a minute ago"
elif distance_in_seconds < 60:
return "less than a minute ago"
else:
return "1 minute ago"
else:
if distance_in_minutes == 0:
return "less than a minute ago"
else:
return "1 minute ago"
elif distance_in_minutes < 45:
return "%s minutes ago" % distance_in_minutes
elif distance_in_minutes < 90:
return "about 1 hour ago"
elif distance_in_minutes < 1440:
return "about %d hours ago" % (round(distance_in_minutes / 60.0))
elif distance_in_minutes < 2880:
return "1 day ago"
elif distance_in_minutes < 43220:
return "%d days ago" % (round(distance_in_minutes / 1440))
elif distance_in_minutes < 86400:
return "about 1 month ago"
elif distance_in_minutes < 525600:
return "%d months ago" % (round(distance_in_minutes / 43200))
elif distance_in_minutes < 1051200:
return "about 1 year ago"
else:
return "over %d years ago" % (round(distance_in_minutes / 525600))
# URL decode
_ud = re.compile('%([0-9a-hA-H]{2})', re.MULTILINE)
urldecode = lambda x: _ud.sub(lambda m: chr(int(m.group(1), 16)), x)
def parse_url(url):
from decimal import Decimal
url = str(url)
o = url[8:].split('?')
address = o[0]
if len(o)>1:
params = o[1].split('&')
else:
params = []
amount = label = message = signature = identity = ''
for p in params:
k,v = p.split('=')
uv = urldecode(v)
if k == 'amount':
amount = uv
m = re.match('([0-9\.]+)X([0-9])', uv)
if m:
k = int(m.group(2)) - 8
amount = Decimal(m.group(1)) * pow( Decimal(10) , k)
else:
amount = Decimal(uv)
elif k == 'message':
message = uv
elif k == 'label':
label = uv
elif k == 'signature':
identity, signature = uv.split(':')
url = url.replace('&%s=%s'%(k,v),'')
else:
print k,v
return address, amount, label, message, signature, identity, url
# Python bug (http://bugs.python.org/issue1927) causes raw_input
# to be redirected improperly between stdin/stderr on Unix systems
def raw_input(prompt=None):
if prompt:
sys.stdout.write(prompt)
return builtin_raw_input()
import __builtin__
builtin_raw_input = __builtin__.raw_input
__builtin__.raw_input = raw_input
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