use fake headers (optional)

This commit is contained in:
Mort Yao 2012-09-02 03:11:49 +02:00
parent 7789496949
commit 3b561fc53d

View File

@ -2,6 +2,7 @@
import getopt
import json
import locale
import os
import re
import sys
@ -17,6 +18,14 @@ except:
force = False
fake_headers = {
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'Accept-Charset': 'UTF-8,*;q=0.5',
'Accept-Encoding': 'gzip,deflate,sdc',
'Accept-Language': 'en-US,en;q=0.8',
'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.57 Safari/537.1'
}
if sys.stdout.isatty():
default_encoding = sys.stdout.encoding.lower()
else:
@ -64,8 +73,12 @@ def undeflate(s):
import zlib
return zlib.decompress(s, -zlib.MAX_WBITS)
def get_response(url):
def get_response(url, faker = False):
if faker:
response = request.urlopen(request.Request(url, headers = fake_headers), None)
else:
response = request.urlopen(url)
data = response.read()
if response.info().get('Content-Encoding') == 'gzip':
data = ungzip(data)
@ -74,12 +87,12 @@ def get_response(url):
response.data = data
return response
def get_html(url, encoding = None):
content = get_response(url).data
def get_html(url, encoding = None, faker = False):
content = get_response(url, faker).data
return str(content, 'utf-8', 'ignore')
def get_decoded_html(url):
response = get_response(url)
def get_decoded_html(url, faker = False):
response = get_response(url, faker)
data = response.data
charset = r1(r'charset=([\w-]+)', response.headers['content-type'])
if charset:
@ -87,15 +100,24 @@ def get_decoded_html(url):
else:
return data
def url_size(url):
size = int(request.urlopen(url).headers['content-length'])
def url_size(url, faker = False):
if faker:
response = request.urlopen(request.Request(url, headers = fake_headers), None)
else:
response = request.urlopen(url)
size = int(response.headers['content-length'])
return size
def urls_size(urls):
return sum(map(url_size, urls))
def url_info(url):
def url_info(url, faker = False):
if faker:
response = request.urlopen(request.Request(url, headers = fake_headers), None)
else:
response = request.urlopen(request.Request(url))
headers = response.headers
type = headers['content-type']
@ -115,15 +137,19 @@ def url_info(url):
return type, ext, size
def url_locations(urls):
def url_locations(urls, faker = False):
locations = []
for url in urls:
if faker:
response = request.urlopen(request.Request(url, headers = fake_headers), None)
else:
response = request.urlopen(request.Request(url))
locations.append(response.url)
return locations
def url_save(url, filepath, bar, refer = None, is_part = False):
file_size = url_size(url)
def url_save(url, filepath, bar, refer = None, is_part = False, faker = False):
file_size = url_size(url, faker = faker)
if os.path.exists(filepath):
if not force and file_size == os.path.getsize(filepath):
@ -156,6 +182,9 @@ def url_save(url, filepath, bar, refer = None, is_part = False):
open_mode = 'wb'
if received < file_size:
if faker:
headers = fake_headers
else:
headers = {}
if received:
headers['Range'] = 'bytes=' + str(received) + '-'
@ -263,7 +292,7 @@ class DummyProgressBar:
def done(self):
pass
def download_urls(urls, title, ext, total_size, output_dir = '.', refer = None, merge = True):
def download_urls(urls, title, ext, total_size, output_dir = '.', refer = None, merge = True, faker = False):
assert urls
assert ext in ('3gp', 'flv', 'mp4', 'webm')
if not total_size:
@ -289,7 +318,7 @@ def download_urls(urls, title, ext, total_size, output_dir = '.', refer = None,
if len(urls) == 1:
url = urls[0]
print('Downloading %s ...' % tr(filename))
url_save(url, filepath, bar, refer = refer)
url_save(url, filepath, bar, refer = refer, faker = faker)
bar.done()
else:
flvs = []
@ -300,7 +329,7 @@ def download_urls(urls, title, ext, total_size, output_dir = '.', refer = None,
flvs.append(filepath)
#print 'Downloading %s [%s/%s]...' % (tr(filename), i + 1, len(urls))
bar.update_piece(i + 1)
url_save(url, filepath, bar, refer = refer, is_part = True)
url_save(url, filepath, bar, refer = refer, is_part = True, faker = faker)
bar.done()
if not merge:
print()