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Recently I saw a Python PPTV interface in github. Can anyone help convert the algorithm in this interface into PHP?
Recently I saw a Python PPTV interface in github. Can anyone help convert the algorithm in this interface into PHP?
<code>#!/usr/bin/env python
__all__ = ['pptv_download', 'pptv_download_by_id']
from ..common import *
import re
import time
import urllib
from random import random
def constructKey(arg):
def str2hex(s):
r=""
for i in s[:8]:
t=hex(ord(i))[2:]
if len(t)==1:
t="0"+t
r+=t
for i in range(16):
r+=hex(int(15*random()))[2:]
return r
#ABANDONED Because SERVER_KEY is static
def getkey(s):
#returns 1896220160
l2=[i for i in s]
l4=0
l3=0
while l4<len(l2):
l5=l2[l4]
l6=ord(l5)
l7=l6<<((l4%4)*8)
l3=l3^l7
l4+=1
return l3
pass
def rot(k,b): ##>>> in as3
if k>=0:
return k>>b
elif k<0:
return (2**32+k)>>b
pass
def lot(k,b):
return (k<<b)%(2**32)
#WTF?
def encrypt(arg1,arg2):
delta=2654435769
l3=16;
l4=getkey(arg2) #1896220160
l8=[i for i in arg1]
l10=l4;
l9=[i for i in arg2]
l5=lot(l10,8)|rot(l10,24)#101056625
# assert l5==101056625
l6=lot(l10,16)|rot(l10,16)#100692230
# assert 100692230==l6
l7=lot(l10,24)|rot(l10,8)
# assert 7407110==l7
l11=""
l12=0
l13=ord(l8[l12])<<0
l14=ord(l8[l12+1])<<8
l15=ord(l8[l12+2])<<16
l16=ord(l8[l12+3])<<24
l17=ord(l8[l12+4])<<0
l18=ord(l8[l12+5])<<8
l19=ord(l8[l12+6])<<16
l20=ord(l8[l12+7])<<24
l21=(((0|l13)|l14)|l15)|l16
l22=(((0|l17)|l18)|l19)|l20
l23=0
l24=0
while l24<32:
l23=(l23+delta)%(2**32)
l33=(lot(l22,4)+l4)%(2**32)
l34=(l22+l23)%(2**32)
l35=(rot(l22,5)+l5)%(2**32)
l36=(l33^l34)^l35
l21=(l21+l36)%(2**32)
l37=(lot(l21,4)+l6)%(2**32)
l38=(l21+l23)%(2**32)
l39=(rot(l21,5))%(2**32)
l40=(l39+l7)%(2**32)
l41=((l37^l38)%(2**32)^l40)%(2**32)
l22=(l22+l41)%(2**32)
l24+=1
l11+=chr(rot(l21,0)&0xff)
l11+=chr(rot(l21,8)&0xff)
l11+=chr(rot(l21,16)&0xff)
l11+=chr(rot(l21,24)&0xff)
l11+=chr(rot(l22,0)&0xff)
l11+=chr(rot(l22,8)&0xff)
l11+=chr(rot(l22,16)&0xff)
l11+=chr(rot(l22,24)&0xff)
return l11
loc1=hex(int(arg))[2:]+(16-len(hex(int(arg))[2:]))*"\x00"
SERVER_KEY="qqqqqww"+"\x00"*9
res=encrypt(loc1,SERVER_KEY)
return str2hex(res)
def pptv_download_by_id(id, title = None, output_dir = '.', merge = True, info_only = False):
xml = get_html('http://web-play.pptv.com/webplay3-0-%s.xml?type=web.fpp' % id)
#vt=3 means vod mode vt=5 means live mode
host = r1(r'<sh>([^<>]+)</sh>', xml)
k = r1(r'<key expire=[^<>]+>([^<>]+)</key>', xml)
rid = r1(r'rid="([^"]+)"', xml)
title = r1(r'nm="([^"]+)"', xml)
st=r1(r'<st>([^<>]+)</st>',xml)[:-4]
st=time.mktime(time.strptime(st))*1000-60*1000-time.time()*1000
st+=time.time()*1000
st=st/1000
key=constructKey(st)
pieces = re.findall('<sgm no="(\d+)"[^<>]+fs="(\d+)"', xml)
numbers, fs = zip(*pieces)
urls=["http://{}/{}/{}?key={}&fpp.ver=1.3.0.4&k={}&type=web.fpp".format(host,i,rid,key,k) for i in range(max(map(int,numbers))+1)]
total_size = sum(map(int, fs))
assert rid.endswith('.mp4')
print_info(site_info, title, 'mp4', total_size)
if not info_only:
try:
download_urls(urls, title, 'mp4', total_size, output_dir = output_dir, merge = merge)
except urllib.error.HTTPError:
#for key expired
pptv_download_by_id(id, output_dir = output_dir, merge = merge, info_only = info_only)
def pptv_download(url, output_dir = '.', merge = True, info_only = False, **kwargs):
assert re.match(r'http://v.pptv.com/show/(\w+)\.html$', url)
html = get_html(url)
id = r1(r'webcfg\s*=\s*{"id":\s*(\d+)', html)
assert id
pptv_download_by_id(id, output_dir = output_dir, merge = merge, info_only = info_only)
</code>Reply content:
<code>#!/usr/bin/env python
__all__ = ['pptv_download', 'pptv_download_by_id']
from ..common import *
import re
import time
import urllib
from random import random
def constructKey(arg):
def str2hex(s):
r=""
for i in s[:8]:
t=hex(ord(i))[2:]
if len(t)==1:
t="0"+t
r+=t
for i in range(16):
r+=hex(int(15*random()))[2:]
return r
#ABANDONED Because SERVER_KEY is static
def getkey(s):
#returns 1896220160
l2=[i for i in s]
l4=0
l3=0
while l4<len(l2):
l5=l2[l4]
l6=ord(l5)
l7=l6<<((l4%4)*8)
l3=l3^l7
l4+=1
return l3
pass
def rot(k,b): ##>>> in as3
if k>=0:
return k>>b
elif k<0:
return (2**32+k)>>b
pass
def lot(k,b):
return (k<<b)%(2**32)
#WTF?
def encrypt(arg1,arg2):
delta=2654435769
l3=16;
l4=getkey(arg2) #1896220160
l8=[i for i in arg1]
l10=l4;
l9=[i for i in arg2]
l5=lot(l10,8)|rot(l10,24)#101056625
# assert l5==101056625
l6=lot(l10,16)|rot(l10,16)#100692230
# assert 100692230==l6
l7=lot(l10,24)|rot(l10,8)
# assert 7407110==l7
l11=""
l12=0
l13=ord(l8[l12])<<0
l14=ord(l8[l12+1])<<8
l15=ord(l8[l12+2])<<16
l16=ord(l8[l12+3])<<24
l17=ord(l8[l12+4])<<0
l18=ord(l8[l12+5])<<8
l19=ord(l8[l12+6])<<16
l20=ord(l8[l12+7])<<24
l21=(((0|l13)|l14)|l15)|l16
l22=(((0|l17)|l18)|l19)|l20
l23=0
l24=0
while l24<32:
l23=(l23+delta)%(2**32)
l33=(lot(l22,4)+l4)%(2**32)
l34=(l22+l23)%(2**32)
l35=(rot(l22,5)+l5)%(2**32)
l36=(l33^l34)^l35
l21=(l21+l36)%(2**32)
l37=(lot(l21,4)+l6)%(2**32)
l38=(l21+l23)%(2**32)
l39=(rot(l21,5))%(2**32)
l40=(l39+l7)%(2**32)
l41=((l37^l38)%(2**32)^l40)%(2**32)
l22=(l22+l41)%(2**32)
l24+=1
l11+=chr(rot(l21,0)&0xff)
l11+=chr(rot(l21,8)&0xff)
l11+=chr(rot(l21,16)&0xff)
l11+=chr(rot(l21,24)&0xff)
l11+=chr(rot(l22,0)&0xff)
l11+=chr(rot(l22,8)&0xff)
l11+=chr(rot(l22,16)&0xff)
l11+=chr(rot(l22,24)&0xff)
return l11
loc1=hex(int(arg))[2:]+(16-len(hex(int(arg))[2:]))*"\x00"
SERVER_KEY="qqqqqww"+"\x00"*9
res=encrypt(loc1,SERVER_KEY)
return str2hex(res)
def pptv_download_by_id(id, title = None, output_dir = '.', merge = True, info_only = False):
xml = get_html('http://web-play.pptv.com/webplay3-0-%s.xml?type=web.fpp' % id)
#vt=3 means vod mode vt=5 means live mode
host = r1(r'<sh>([^<>]+)</sh>', xml)
k = r1(r'<key expire=[^<>]+>([^<>]+)</key>', xml)
rid = r1(r'rid="([^"]+)"', xml)
title = r1(r'nm="([^"]+)"', xml)
st=r1(r'<st>([^<>]+)</st>',xml)[:-4]
st=time.mktime(time.strptime(st))*1000-60*1000-time.time()*1000
st+=time.time()*1000
st=st/1000
key=constructKey(st)
pieces = re.findall('<sgm no="(\d+)"[^<>]+fs="(\d+)"', xml)
numbers, fs = zip(*pieces)
urls=["http://{}/{}/{}?key={}&fpp.ver=1.3.0.4&k={}&type=web.fpp".format(host,i,rid,key,k) for i in range(max(map(int,numbers))+1)]
total_size = sum(map(int, fs))
assert rid.endswith('.mp4')
print_info(site_info, title, 'mp4', total_size)
if not info_only:
try:
download_urls(urls, title, 'mp4', total_size, output_dir = output_dir, merge = merge)
except urllib.error.HTTPError:
#for key expired
pptv_download_by_id(id, output_dir = output_dir, merge = merge, info_only = info_only)
def pptv_download(url, output_dir = '.', merge = True, info_only = False, **kwargs):
assert re.match(r'http://v.pptv.com/show/(\w+)\.html$', url)
html = get_html(url)
id = r1(r'webcfg\s*=\s*{"id":\s*(\d+)', html)
assert id
pptv_download_by_id(id, output_dir = output_dir, merge = merge, info_only = info_only)
</code>
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