Apply --no-overwrites for --write-* files as well (Fixes #1980)

[youtube-dl] / youtube_dl / utils.py

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 317aee2b572f31effd654bfefc95601f77b6482b..4e8a84a56a5b717db73e986c91c2621920fcba47 100644 (file)
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -8,12 +8,14 @@ import gzip
 import io
 import json
 import locale
+import math
 import os
 import pipes
 import platform
 import re
 import ssl
 import socket
+import subprocess
 import sys
 import traceback
 import zlib
@@ -546,12 +548,12 @@ def make_HTTPS_handler(opts_no_check_certificate):
 
             def connect(self):
                 sock = socket.create_connection((self.host, self.port), self.timeout)
-                if self._tunnel_host:
+                if getattr(self, '_tunnel_host', False):
                     self.sock = sock
                     self._tunnel()
                 try:
                     self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv3)
-                except ssl.SSLError as e:
+                except ssl.SSLError:
                     self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv23)
 
         class HTTPSHandlerV3(compat_urllib_request.HTTPSHandler):
@@ -560,11 +562,14 @@ def make_HTTPS_handler(opts_no_check_certificate):
         return HTTPSHandlerV3()
     else:
         context = ssl.SSLContext(ssl.PROTOCOL_SSLv3)
-        context.set_default_verify_paths()
-        
         context.verify_mode = (ssl.CERT_NONE
                                if opts_no_check_certificate
                                else ssl.CERT_REQUIRED)
+        context.set_default_verify_paths()
+        try:
+            context.load_default_certs()
+        except AttributeError:
+            pass  # Python < 3.4
         return compat_urllib_request.HTTPSHandler(context=context)
 
 class ExtractorError(Exception):
@@ -1005,3 +1010,55 @@ def unsmuggle_url(smug_url):
     jsond = compat_parse_qs(sdata)[u'__youtubedl_smuggle'][0]
     data = json.loads(jsond)
     return url, data
+
+
+def format_bytes(bytes):
+    if bytes is None:
+        return u'N/A'
+    if type(bytes) is str:
+        bytes = float(bytes)
+    if bytes == 0.0:
+        exponent = 0
+    else:
+        exponent = int(math.log(bytes, 1024.0))
+    suffix = [u'B', u'KiB', u'MiB', u'GiB', u'TiB', u'PiB', u'EiB', u'ZiB', u'YiB'][exponent]
+    converted = float(bytes) / float(1024 ** exponent)
+    return u'%.2f%s' % (converted, suffix)
+
+
+def str_to_int(int_str):
+    int_str = re.sub(r'[,\.]', u'', int_str)
+    return int(int_str)
+
+
+def get_term_width():
+    columns = os.environ.get('COLUMNS', None)
+    if columns:
+        return int(columns)
+
+    try:
+        sp = subprocess.Popen(
+            ['stty', 'size'],
+            stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+        out, err = sp.communicate()
+        return int(out.split()[1])
+    except:
+        pass
+    return None
+
+
+def month_by_name(name):
+    """ Return the number of a month by (locale-independently) English name """
+
+    ENGLISH_NAMES = [
+        u'January', u'February', u'March', u'April', u'May', u'June',
+        u'July', u'August', u'September', u'October', u'November', u'December']
+    try:
+        return ENGLISH_NAMES.index(name) + 1
+    except ValueError:
+        return None
+
+
+def fix_xml_all_ampersand(xml_str):
+    """Replace all the '&' by '&amp;' in XML"""
+    return xml_str.replace(u'&', u'&amp;')