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parsers.py
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parsers.py
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import re
from lxml import html as lxmlhtml
import xml.etree.ElementTree as ET
import hashlib
import urllib.parse
import html.entities
from io import StringIO
import time
##from requests import session
import requests
import posixpath
import sys
import inspect
import os,shutil
import base64
import pyaes
import hashlib
import mangasql
from PIL import Image
from io import BytesIO
import urllib.request, urllib.parse, urllib.error
##import lxml.etree.XPathEvalError as XPathError
from lxml.etree import XPathEvalError as XPathError
from functools import reduce
import random
import jsbeautifier
from constants import *
import subprocess
from mloader.loader import MangaLoader
from mloader.exporter import ExporterBase
from itertools import chain
from ast import literal_eval
# add the cacert.pem file to the path correctly even if compiled with pyinstaller:
# we should only do this if this is running as an executable.
try:
sys._MEIPASS
os.environ['REQUESTS_CA_BUNDLE'] = resource_path(os.path.join('certifi', 'cacert.pem'))
except:
pass
from selenium_cf_bypass import CloudflareBypass
from PIL import ImageFile
ImageFile.LOAD_TRUNCATED_IMAGES = True
##
# Removes HTML or XML character references and entities from a text string.
#
# @param text The HTML (or XML) source text.
# @return The plain text, as a Unicode string, if necessary.
def unescape(text):
def fixup(m):
text = m.group(0)
if text[:2] == "&#":
# character reference
try:
if text[:3] == "&#x":
return chr(int(text[3:-1], 16))
else:
return chr(int(text[2:-1]))
except ValueError:
pass
else:
# named entity
try:
text = chr(html.entities.name2codepoint[text[1:-1].lower()])
except KeyError:
pass
return text # leave as is
return re.sub(r"&#?\w+;", fixup, text)
# sites than have been abandoned:
# KissManga (crazy js browser verification, MangaFox (banned in the US), MangaPandaNet (taken by russian hackers), MangaTraders (not suitable for this program)
class ParserFetch:
''' you should only get parsers through the fetch() method, otherwise they will not use the correct session object '''
WORKING_SITES = []
def get_valid_parsers(self):
return self.parsers
def get_valid_sites(self):
v = []
ret = ''
for parser in (self.get_valid_parsers() - self.get_req_credentials_sites()):
v.append(parser.SITE_URL+' ('+parser.ABBR+')')
ret = '<br/>'.join(v)
if self.get_req_credentials_sites():
ret+= '<br/><font color="gray">'
v=[]
for parser in self.get_req_credentials_sites():
v.append(parser.SITE_URL+' ('+parser.ABBR+')')
ret += '<br/>'.join(v) + "</font>"
return ret
def get_valid_site_abbrs(self):
return [parser.ABBR for parser in self.get_valid_parsers()]
def get_req_credentials_sites(self):
return self.parsers_req_creds
def __init__(self, credentials = {}, user_settings = {}):
self.matchers=[]
self.parsers_req_creds=set()
self.version_uptodate = 0
try:
self.version_uptodate = self._update_parsers()
except:
## raise
'ignore all exceptions to avoid a program-ending failure. should log them somewhere though.'
self._generate_parsers()
self.parsers = set(self.WORKING_SITES)#[globals()[cname] for cname in self.WORKING_SITES]
proxy = None
if 'use_proxy' in user_settings and user_settings['use_proxy'] == 2:
if user_settings['proxy_url']:
proxy = user_settings['proxy_url']
for parser in self.parsers:
parser.PROXY_URL = proxy
self.matchers.append((parser.SITE_PARSER_RE,parser,parser._create_session()))
if parser.REQUIRES_CREDENTIALS:
self.parsers_req_creds.add(parser)
self.updateCreds(credentials)
def version_mismatch(self):
return self.version_uptodate==-1 # we are only interested in whether the version of mangatosho does not match the version of parsers.
def match(self,url):
' do NOT use to get usable parser objects. use fetch instead. '
#returns the parser class
for rex in self.matchers:
if rex[0].match(url):
return rex[1]
return None
def fetch(self,url):
# None = site not supported (doesn't regex match)
# -1 : error 4xx meaning invalid url or something similar (site is down)
# -2: error 5xx meaning server error aka temporary issue (mostlikely)
#returns an actual parser object
for rex in self.matchers:
if rex[0].match(url):
try:
parser = rex[1](url,rex[2]) # initiate with shared session
if parser.VALID:
return parser
else:
return None
except requests.exceptions.InvalidSchema:
return None
except requests.exceptions.HTTPError as e:
print('failed with status code:',e.response.status_code)
if e.response.status_code//100==5:
try:
if b'cloudflare' in e.response.content:
return -3
except:
pass
return -2
## if e.response.status_code//100==4:
return -1
except requests.exceptions.Timeout:
return -1
except subprocess.CalledProcessError:
return -3 # error thrown by cfscrape
except LicensedError:
return -4
return None
def updateCreds(self,credentials):
for parser in self.parsers_req_creds:
for k in credentials:
if parser.__name__==k:
if len(credentials[k][0]) and len(credentials[k][1]):
parser.USERNAME = credentials[k][0]
parser.PASSWORD = credentials[k][1]
break
def updateProxy(self, proxy_url):
''' this doesn't actually do anything, as matchers are already created before this is ever called. '''
for parser in self.parsers:
parser.PROXY_URL = proxy_url
# if not parser.PROXY_URL:
# parser.SESSION.proxies.clear()
# else:
# parser.SESSION.proxies.update({'http': parser.PROXY_URL,'https': parser.PROXY_URL})
def _update_parsers(self):
# auto-update the parsers xml file if possible.
if not os.path.exists('NO_PARSER_UPDATE'):
r=requests.get('https://github.com/gitapi/repos/NeverDecaf/MangaTosho/contents/parsers.xml', timeout = REQUEST_TIMEOUT)
targethash = r.json()['sha']
if not os.path.exists(storage_path('parsers.xml')):
return update_parsers(PARSER_VERSION,targethash)
else:
with open(storage_path('parsers.xml'), 'rb') as f:
content = f.read()
currenthash = hashlib.sha1(b"blob %i\0"%len(content) + content).hexdigest()
if targethash!=currenthash:
return update_parsers(PARSER_VERSION,targethash)
def _generate_parsers(self):
global ADVERT_IMAGE_HASHES, FAKE_USER_AGENTS
FAKE_USER_AGENTS = set()
ADVERT_IMAGE_HASHES = set()
tree = ET.parse(storage_path('parsers.xml'))
root = tree.getroot()
is_class_member = lambda member: inspect.isclass(member) and member.__module__ == __name__
clsmembers = dict(inspect.getmembers(sys.modules[__name__], is_class_member))
for site in root.iter('site'):
classname = site.attrib['name']
# remove None values and convert string booleans to booleans.
# also create regex object for any key ending with _re
data={k.upper(): {'True':True,'False':False,'None':None}.get(v,re.compile(v,re.IGNORECASE) if k=='site_parser_re' else re.compile(v,re.IGNORECASE) if k.endswith('_re') else tuple(map(float,v.split(','))) if k.endswith('_delay') or k.endswith('_codes') else v) for k, v in list(self.__children_as_dict(site).items()) if v!=None}
if classname!='TemplateSite':
if classname in clsmembers:
self.WORKING_SITES.append(type(classname,(clsmembers[classname],),data))
else:
self.WORKING_SITES.append(type(classname,(SeriesParser,),data))
for md5hash in list(root.find('advert_hashes')):
ADVERT_IMAGE_HASHES.add(md5hash.text)
for UA in list(root.find('user_agent_strings')):
FAKE_USER_AGENTS.add(UA.text)
@staticmethod
def _get_conversions():
conversions = []
tree = ET.parse(storage_path('parsers.xml'))
root = tree.getroot()
for conv in root.find('domain_changes').iter('conversion'):
conversions.append(conv.text.split(','))
return conversions
@staticmethod
def _get_regex_conversions():
conversions = []
tree = ET.parse(storage_path('parsers.xml'))
root = tree.getroot()
for conv in root.find('url_regex_replace').iter('conversion'):
conversions.append((conv.find('pattern').text,conv.find('replace').text or '',conv.find('siteabbr').text))
return conversions
def __children_as_dict(self,t):
d={}
for v in list(t):
d[v.tag]=v.text
return d
class ParserError(Exception):
pass
class LicensedError(Exception):
pass
class DelayedError(Exception):
pass
class SeriesParser(object):
# these class vars should NEVER be edited by methods of this class or any subclass, doing so may break parsers.
#required args
SITE_URL=''#url of the home site.
ABBR='' # abbreviated version of site's name, 2 letters
SITE_PARSER_RE='' # determines whether the given url matches the site's url
TITLE_XPATH = ''#xpath to fetch the series title. will be "cleaned" and formatted for uniformity.
CHAPTER_NUMS_XPATH = '' #hopefully the site has formatted it well, most likely not.
CHAPTER_URLS_XPATH = ''
IMAGE_URL_XPATH ='' #parses the image url from a page of the series
NEXT_URL_XPATH ='' #parses the link to the next page from a page of the series.
IS_COMPLETE_XPATH = '/is/not/complete/must/override/this' # if this matches, it indicates the series has been marked complete by the site (and should no longer be parsed to save resources)
CHAPTER_NUMS_RE = re.compile(r'(\d+\.?\d*)(?:v\d+)? *\Z')#match all chapter numbers, replacing this with NAMES won't hurt MUCH but it will cause the GUI to show a name instead of latest ch #
#optional args:
SKIP_MATURE = '' #url fragment added to skip mature content block (ex: skip=1)
LICENSED_CHECK_RE = None # checks if series has been licensed
REQUIRES_CREDENTIALS = False # if login credentials are required to use this site.
REVERSE =True #indicates if the chapters are listed in reverse order, will be true for most sites
AUTHOR_RE = re.compile(r' \(.*?\)\Z') # matches the author if included in the title, this regex is used to remove the author for cleaner series names
# note that adding 2 series with the same name but different authors WILL cause a problem. there may or may not be a fix in place but i have yet to encounter this
AIO_IMAGES_RE = None # some sites include all the image urls in one page, if so this RE matches all the image urls
AIO_IMAGES_XPATH = None # xpath alternative to AIO_IMAGES_RE, same functionality.
AIO_REFINEMENT_RE = re.compile(r'(.*)') # refine the results from AIO_IMAGES_XPATH (or _RE)
AIO_SPLIT_RE = None # re to split the results from AIO_IMAGES_XPATH (or _RE), (using .findall(), if needed)
IGNORE_BASE_PATH = False # VERY dangerous, if set true you could download an entire series instead of just 1 chapter.
# these 2 are used for sites with iterative page numbers, we can get a list of all pages of a chapter without jumping from one to the next.
# this is currently only used for animeA so look there for more details.
PAGE_TEMPLATE_RE = None # matches a prefix and suffix for the url [0] [1]
ALL_PAGES_RE = None # matches a list of all page numbers that will be sandwiched between page_template
IMAGE_URL_RE = None # Fallback for IMAGE_URL_XPATH if hidden in js
NEXT_URL_RE = None # Fallback for NEXT_URL_XPATH if hidden in js
USE_CFSCRAPE = True # Will use the cfscrape session instead of requests.session
IMAGE_BASE_URL = SITE_URL # Used when images are relative URLs, will be set to SITE_URL by default.
# will be used if site REQUIRES_CREDENTIALS, use class vars so we can set before creating an instance.
USERNAME = None
PASSWORD = None
IMAGE_DELAY = (0,0) # delay between fetching image PAGES, not the images themselves.
IMAGE_DOWNLOAD_DELAY = (1,2) # delay between downloading images themselves.
AUTO_COMPLETE_TIME = 2592000 * 3 # 3 months before a series claimed to be complete by the site is marked as completed (in the db).
LICENSED_AS_403 = False # some sites use error 403 to indicate a licensed series.
LICENSED_ERROR_CODES = () # error codes that you may receive if the series is licensed.
CONVERT_WEBP = None
PROXY_URL = None
def _verify(self,url):
# fetch initial series page and set validity of parser
r=self.SESSION.get(url, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
self.HTML = r.text
self.etree = lxmlhtml.fromstring(self.HTML)
if not self.get_title():
print('parser validation failed.')
self.VALID=False
return r
@classmethod
def _create_session(cls, self=None):
if (self or cls).USE_CFSCRAPE:
session = CloudflareBypass()
else:
session = requests.session()
proxy_url = (self or cls).PROXY_URL
# print('updating with proxy:',proxy_url)
if not proxy_url:
session.proxies.clear()
else:
# proxies = {'http': 'socks5://127.0.0.1:40000','https': 'socks5://127.0.0.1:40000'}
session.proxies.update({'http': proxy_url,'https': proxy_url})
return session
def __init__(self,url,sessionobj=None):
#loads the html from the series page, also checks to ensure the site is valid
#note if this returns False you cannot use this object.
self.VALID=True # is set to false if the given url doesnt match the sites url
self.TITLE = None
if not self.IMAGE_BASE_URL:
self.IMAGE_BASE_URL = self.SITE_URL
pieces = urllib.parse.urlsplit(url)
querydict = urllib.parse.parse_qs(pieces.query)
if self.SKIP_MATURE:
k,v = self.SKIP_MATURE.split('=')
querydict[k]=v
querystr = urllib.parse.urlencode(querydict,True)
url = urllib.parse.urlunsplit(pieces[:3]+(querystr,)+pieces[4:])
self.MAIN_URL = url
if self.SITE_PARSER_RE.match(url)==None:
self.VALID=False
return
# create a random user agent
if not sessionobj:
self.SESSION = self._create_session()
else:
self.SESSION = sessionobj
if sessionobj and hasattr(sessionobj,'init'):
'session already exists and has been set up'
else:
if not hasattr(self,'HEADERS'):
self.HEADERS = {}
self._cycle_UA()
adapter = requests.adapters.HTTPAdapter(max_retries=1)
self.SESSION.mount('https://', adapter)
self.SESSION.mount('http://', adapter)
self.SESSION.keep_alive = False
# add custom cookies
for var in dir(self):
if var.startswith('CUSTOM_COOKIE_'):
data = getattr(self,var).split(',')
sessionobj.cookies.set(data[0], data[1], domain=data[2], path=data[3])
self.login()
resp = self._verify(url)
# r=self.SESSION.get(url, timeout = REQUEST_TIMEOUT)
# r.raise_for_status()
# use this very first request to set the referer header (in case of redirect)
if not hasattr(self.SESSION,'init') and resp:
try:
ref = urllib.parse.urlunsplit(urllib.parse.urlsplit(resp.history[-1].url)[:2]+('',)*3)
except IndexError:
ref = urllib.parse.urlunsplit(urllib.parse.urlsplit(resp.url)[:2]+('',)*3)
try:
if not 'Referer' in self.HEADERS:
self.HEADERS['Referer'] = ref
except AttributeError:
self.HEADERS = {'Referer':ref}
self.SESSION.headers.update(self.HEADERS)
if self.VALID:
self.SESSION.init = True # only init when valid so we are sure we didn't accidentally set referer to a 404 page or something
def _cycle_UA(self):
self.HEADERS['User-Agent'] = random.choice(tuple(FAKE_USER_AGENTS))
def get_url(self):
return self.MAIN_URL
def login(self):
#log in to the site if authentication is required
# this should check to see if you are logged in before attempting a login because session objects are shared.
return
def get_shorthand(self):
#returns an abbreviated version of hte site's name
return self.ABBR
def get_title(self):
#returns the title of the series
if self.TITLE:
return self.TITLE
title = unescape(self.etree.xpath(self.TITLE_XPATH))
split = title.split()
for i in range(len(split)):
if split[i].isupper() or i==0:
split[i]=split[i].capitalize()
ret = r' '.join(split)
self.TITLE = self.AUTHOR_RE.sub(r'',ret)
return self.TITLE
def is_complete(self):
return not not self.etree.xpath(self.IS_COMPLETE_XPATH)
def extrapolate_nums(self, nums):
#helper function that adds in chapter numbers for chapters without them (assumed to be extras or misc things otherwise you have a real problem here.)
#check if there are no chapters
if not len(nums):
return []
## if reduce(lambda x,y:x or self.CHAPTER_NUMS_RE.search(y),[0]+nums): # check to make sure at least one chapter has a legitimate number.
# now we just fill in the missing chapters (assumed to be extras, etc.) (use the numbering system .01 .02 .03 to avoid conflict)
# since this is a messy one liner heres what it does if you come back to look at this later:
# if CHAPTER_NUMS_RE matches the number, simply use the number it matches, otherwise take the previous number and add .01 then use that instead.
# HOWEVER, if the parsed number already exists in the list, add .01 to the prev instead.
# finally, map them all with %g to truncate the .0 from whole numbers.
# the list passed to reduce is just nums with the first element parsed with CHAPTER_NUMS_RE or 0 if parsing fails.
floatnumbers = reduce(lambda x,y:
x+[float(self.CHAPTER_NUMS_RE.findall(y)[-1])] if self.CHAPTER_NUMS_RE.search(y) and (float(self.CHAPTER_NUMS_RE.findall(y)[-1]) not in x)
else x+[(x[-1]*100.0+1.0)/100.0],
[[float(self.CHAPTER_NUMS_RE.findall(nums[0])[-1])]]+nums[1:] if self.CHAPTER_NUMS_RE.search(nums[0])
else [[0]]+nums[1:])
return ['{0:g}'.format(x) for x in floatnumbers]
## if len(floatnumbers)==1 or sorted(floatnumbers)[-1] >= 1.0: or self.CHAPTER_NUMS_RE.search(nums[0]): # if there are no legit numbers then we don't want to return this UNLESS there is only one chapter, then we assume it is a oneshot with no number and allow it.
## # added this third clause to handle series with all chapters labeled chapter 0 (gon on mangahere)
## return ['{0:g}'.format(x) for x in floatnumbers]
return []
def get_chapters(self):
#returns a list of all chapters, where each entry is a tuple (number,url)
nums = self.etree.xpath(self.CHAPTER_NUMS_XPATH)
urls = self.etree.xpath(self.CHAPTER_URLS_XPATH)
if self.REVERSE:
nums.reverse()
urls.reverse()
nums = self.extrapolate_nums(nums)
urls = [urllib.parse.urljoin(self.MAIN_URL,x) for x in urls]
if len(nums)!=len(urls):
e = ParserError('Chapter Numbers and URLS do not match in '+self.get_title()+' (%i nums vs %i urls, site:%s)'%(len(nums),len(urls),type(self).__name__))
e.display = 'Error parsing chapter list'
raise e
return False
return nums,list(zip(nums,urls))
def _get_pictureurl(self, img_url_re, html, img_url_xpath, etree, url):
if img_url_re:
return img_url_re.findall(html)[0].replace('\\','') # this is likely js, so remove backslashes
else:
return etree.xpath(img_url_xpath)
def get_images(self,chapter,delay=(0,0),fix_urls = True):
#returns links to every image in the chapter where chapter is the url to the first page
#uses a new approach where we follow links until the end of the chapter
self.login()
try:
if delay==(0,0):
delay = self.IMAGE_DELAY
except AttributeError:
pass
number,url = chapter
## If all image urls are easily parsable from the first page, we can finish up quickly.
if self.AIO_IMAGES_RE:
html = self.SESSION.get(url, timeout = REQUEST_TIMEOUT).text
all_images=re.compile(self.AIO_IMAGES_RE)
# https://stackoverflow.com/questions/50200370/fix-a-unicode-string-broken-by-some-escaped-backslashes
# fix escaped characters:
# images = [repr(c).replace('\\\\','\\').strip("'").encode().decode('unicode-escape') for c in all_images.findall(html)]
images = [literal_eval(repr(c).replace('\\\\','\\')) for c in all_images.findall(html)]
# split & refine results if needed
if self.AIO_SPLIT_RE:
images = self.AIO_SPLIT_RE.findall(images[-1])
images = [self.AIO_REFINEMENT_RE.search(img).groups()[-1] for img in images]
images = [c if (c.startswith(('http://','https://')) or not fix_urls) else urllib.parse.urljoin(self.IMAGE_BASE_URL,c) for c in images]
if not len(images):
e = ParserError('No Images found for chapter %s'%number)
e.display = 'No Images found for chapter %s'%number
raise e
return images
elif self.AIO_IMAGES_XPATH:
html = self.SESSION.get(url, timeout = REQUEST_TIMEOUT).text
etree = lxmlhtml.fromstring(html)
images = etree.xpath(self.AIO_IMAGES_XPATH)
# split & refine results if needed
if self.AIO_SPLIT_RE:
images = self.AIO_SPLIT_RE.findall(images[-1])
images = [self.AIO_REFINEMENT_RE.search(img).groups()[-1] for img in images]
images = [c if (c.startswith(('http://','https://')) or not fix_urls) else urllib.parse.urljoin(self.IMAGE_BASE_URL,c) for c in images]
if not len(images):
e = ParserError('No Images found for chapter %s'%number)
e.display = 'No Images found for chapter %s'%number
raise e
return images
images=[]
first_chapter = True # first chapter sometimes has a slightly different url so we will refresh it after the first page.
pieces = urllib.parse.urlsplit(url)
querydict = urllib.parse.parse_qs(pieces.query)
if self.SKIP_MATURE:
k,v = self.SKIP_MATURE.split('=')
querydict[k]=v
querystr = urllib.parse.urlencode(querydict,True)
url = urllib.parse.urlunsplit(pieces[:3]+(querystr,)+pieces[4:])
chapter_path = posixpath.dirname(pieces[2])
while self.IGNORE_BASE_PATH or posixpath.dirname(urllib.parse.urlsplit(url)[2]) == chapter_path:
# print('reading',url)
r= self.SESSION.get(url, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
html = r.text
etree = lxmlhtml.fromstring(html)
time.sleep(random.uniform(*delay))
if self.LICENSED_CHECK_RE!=None and self.LICENSED_CHECK_RE.search(html)!=None:
e = LicensedError('Series '+self.get_title()+' is licensed.')
e.display = 'Series is licensed'
raise e
pictureurl = self._get_pictureurl(self.IMAGE_URL_RE,html,self.IMAGE_URL_XPATH,etree,url)
# print('pix is',pictureurl)
if not len(pictureurl):
# this means the image wasnt found. (parser is outdated)
e = ParserError('Image Parsing failed on %s, chapter:%s'%(self.get_title(),number))
e.display="Failed parsing images for Ch.%s"%number
raise e
# do some small url repairs
if fix_urls:
repair = urllib.parse.urlsplit(self.IMAGE_BASE_URL)
img_url = urllib.parse.urlsplit(pictureurl)
pictureurl = urllib.parse.urlunsplit([repair[i] if i<2 and not img_url[i] else img_url[i] for i in range(len(img_url))])
if pictureurl in images: #prevents loops
break
images.append(pictureurl)
try:
if self.NEXT_URL_RE:
nexturl = self.NEXT_URL_RE.findall(html)[0].replace('\\','') # this is likely js, so remove backslashes
else:
nexturl = etree.xpath(self.NEXT_URL_XPATH)
except (XPathError,IndexError): # if IGNORE_BASE_PATH is true this is the only way to escape this infinite loop.
if self.IGNORE_BASE_PATH:
break
else:
raise
newurl = urllib.parse.urljoin(url,nexturl)#join the url to correctly follow relative urls
if newurl == url: # prevents fetching the same page twice (there is a second failsafe for this via pictureurl)
break
url = newurl
if first_chapter:
first_chapter = False
chapter_path = posixpath.dirname(urllib.parse.urlsplit(url)[2])
# print('next url is',url)
return images
def set_webp_conversion(self, to_format = 'jpeg'):
self.CONVERT_WEBP = to_format
def _write_image(self, imgbytes, filename, format=None):
imghash = hashlib.md5(imgbytes.read()).hexdigest()
imgbytes.seek(0)
if imghash not in ADVERT_IMAGE_HASHES:
# dont save ads
imgv = Image.open(imgbytes)
imgv.verify()
imgbytes.seek(0)
img = Image.open(imgbytes)
if format == None:
if img.format == 'WEBP' and self.CONVERT_WEBP:
img.save(os.path.splitext(filename)[0]+r'.'+self.CONVERT_WEBP)
else:
img.save(os.path.splitext(filename)[0]+r'.'+img.format)
else:
img.save(os.path.splitext(filename)[0]+r'.'+format) # force conversion to jpeg as mmce doesnt support webp
imgv.close()
img.close()
imgbytes.close()
def _create_BytesIO(self,bytearray):
return BytesIO(bytearray)
def _save_images_internals(self,images,tempdir,dl_state,ch):
img_dl_errs = 0
for image in images:
try: # give the site another chance (maybe)
start = time.time()
try:
response = self.SESSION.get(image, timeout = REQUEST_TIMEOUT, headers={'referer': self.IMAGE_REFERER})
except AttributeError:
pieces = urllib.parse.urlsplit(image)
response = self.SESSION.get(image, timeout = REQUEST_TIMEOUT, headers={'referer': urllib.parse.urlunsplit(pieces[:2]+('',)*3)})
response.raise_for_status()#raise error code if occured
time.sleep(max(0,random.uniform(*self.IMAGE_DOWNLOAD_DELAY)-(time.time()-start)))
filename = os.path.join(tempdir,str(dl_state['iindex'])+os.path.splitext(image)[1])
imgbytes = self._create_BytesIO(response.content)
self._write_image(imgbytes, filename)
dl_state['iindex']+=1
except:
if img_dl_errs<ALLOWED_IMAGE_ERRORS_PER_CHAPTER:
img_dl_errs+=1
pass
else:
raise
def save_images(self,sname,chapters):
updated_count=0
unread_count=0
sname = storage_path(sname)
dl_state = {}
for ch_index,ch in enumerate(chapters):
try:
# this is our num,url tuple
ch=list(ch)
ch[0]=mangasql.SQLManager.formatName(ch[0])
dl_state['chapter'] = ch[0]
if not os.path.exists(os.path.join(sname,ch[0])):
dl_state['iindex'] = 0
tempdir= os.path.join(sname,'#temp')
if os.path.exists(tempdir):
shutil.rmtree(tempdir, onerror=mangasql.takeown)
try:
images = self.get_images(ch) # throws licensedError and maybe ?parsererror?
except DelayedError as e: # only currently used in mangadex
# set some vars and return
delayed_err = e
if ch_index:
e.last_updated = chapters[ch_index-1][0]
else:
e.last_updated = None
e.updated_count = updated_count
e.unread_count = unread_count
raise e
os.makedirs(tempdir)
self._save_images_internals(images,tempdir,dl_state,ch)
shutil.move(tempdir,os.path.join(sname,ch[0]))
if os.path.exists(tempdir):
shutil.rmtree(tempdir, onerror=mangasql.takeown)
updated_count+=1
#sleep should be OK in this inner loop, otherwise nothing is downloaded.
time.sleep(random.uniform(*CHAPTER_DELAY))
unread_count+=1
except Exception as e:
e.chapter =str(dl_state['chapter'])
e.imagenum =str(dl_state['iindex'])
raise e
return unread_count,updated_count
################################################################################
class MangaDex(SeriesParser):
# copied from mangarock, similar in that both have json api.
def _verify(self,url):
pieces = urllib.parse.urlsplit(url)
self.md_series_id = pieces[2].split('/')[2]
try:
int(self.md_series_id)
#legacy id, fetch uuid with post
query = self.API_URL.strip('/')+'/legacy/mapping'
data = {'type':'manga', 'ids':[int(self.md_series_id)]}
r=self.SESSION.post(query, timeout = REQUEST_TIMEOUT, json = data)
r.raise_for_status()
jsresp = r.json()
if jsresp['result'] == 'ok':
self.md_series_id = jsresp['data'][0]['attributes']['newId']
time.sleep(1)
else:
self.VALID = False
return r
except ValueError:
pass
query = self.API_URL.strip('/')+'/manga/{}'.format(self.md_series_id)
r=self.SESSION.get(query, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
self.JSON = r.json()
if self.JSON['result'].lower()!='ok':
self.VALID=False
elif not self.get_title():
self.VALID=False
if self.VALID:
time.sleep(1)
return r
def get_title(self):
#returns the title of the series
if self.TITLE:
return self.TITLE
if self.JSON['data']['attributes'].get('title',False):
title = unescape(list(self.JSON['data']['attributes']['title'].values())[0])
else:
lang_order = ['ja-ro','en','ja']
title = list(self.JSON['data']['attributes']['altTitles'].values())[0]
for l in lang_order:
for alt_title in self.JSON['data']['attributes']['altTitles']:
if l in alt_title:
title = alt_title[l]
split = title.split()
for i in range(len(split)):
if split[i].isupper() or i==0:
split[i]=split[i].capitalize()
ret = r' '.join(split)
self.TITLE = self.AUTHOR_RE.sub(r'',ret)
return self.TITLE
def is_complete(self):
return self.JSON['data']['attributes']['status'].lower()=='completed'
def get_chapters(self):
#returns a list of all chapters, where each entry is a tuple (number,url)
#https://api.mangadex.org/docs/redoc.html#tag/Manga/operation/get-manga-id-feed
volumes = {}
query = self.API_URL.strip('/')+'/manga/{}/feed'.format(self.md_series_id)
data = {'translatedLanguage[]':['gb','en'], 'limit':500, 'contentRating[]':["safe","suggestive","erotica","pornographic"]}
while 1:
r=self.SESSION.get(query, timeout = REQUEST_TIMEOUT, params=data)
r.raise_for_status()
res = r.json()
# print('results:',res)
if res['result'].lower() == 'ok':
for v in res['data']:
# for v in res['results']:
# if v['result'].lower() == 'ok':
try:
thisvol = int(v['attributes']['volume'])
except:
thisvol = 99999
try:
thisch = float(v['attributes']['chapter'])
except:
thisch = 0.0
volumes.setdefault(thisvol,{})[thisch]=v['id']
time.sleep(1)
if res['offset'] + res['limit'] < res['total']:
# still more results.
data['offset'] = res['limit'] + res['offset']
else:
break
nums = []
urls = []
vol_base = 0
cvol = None
for vol in sorted(volumes.keys()):#, key=lambda x:x or 99999): # sorts with 0 last
for ch in sorted(volumes[vol].keys()):
if cvol==None:
cvol = vol
if vol != cvol:
if ch<=float(nums[-1]):
vol_base = float(nums[-1])
if ch == 0:
vol_base=int(vol_base+1)
cvol = vol
# nums.append(str(ch + vol_base))
nums.append(str(ch))
urls.append(volumes[vol][ch])
nums = self.extrapolate_nums(nums)
if len(nums)!=len(urls):
e = ParserError('Chapter Numbers and URLS do not match in '+self.get_title()+' (%i nums vs %i urls, site:%s)'%(len(nums),len(urls),type(self).__name__))
e.display = 'Error parsing chapter list'
raise e
return False
return nums,list(zip(nums,urls))
def get_images(self,chapter,delay=(0,0),fix_urls = True):
self.login()
try:
if delay==(0,0):
delay = self.IMAGE_DELAY
except AttributeError:
pass
number,cid = chapter
# https://api.mangadex.org/docs.html#section/Chapter-pages-processing/Pages-processing
r = self.SESSION.get(self.API_URL.strip('/')+'/at-home/server/{}'.format(cid))
r.raise_for_status()
json = r.json()
server_node = json['baseUrl']
hash = json['chapter']['hash']
urls = []
for chdata in json['chapter']['data']:
urls.append(f"{server_node}/data/{hash}/{chdata}")
return urls
################################################################################
class MangaRock(SeriesParser):
def _verify(self,url):
# fetch initial series page and set validity of parser
pieces = urllib.parse.urlsplit(url)
series_url = pieces[2].split('/')[2]
API_DOMAIN = urllib.parse.urlsplit(self.MANGAROCK_API_DOMAIN)
API_QUERY_ARGS = {'last':'0'}
if self.SKIP_MATURE:
k,v = self.SKIP_MATURE.split('=')
API_QUERY_ARGS[k]=v
API_QUERY_ARGS['oid']=series_url
query = urllib.parse.urlunsplit((API_DOMAIN.scheme,API_DOMAIN.netloc,'/query/web{}/info'.format(self.MANGAROCK_QUERY_VERSION),urllib.parse.urlencode(API_QUERY_ARGS,True),API_DOMAIN.fragment))
r=self.SESSION.get(query, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
self.JSON = r.json()
if self.JSON['code'] == 104 and self.JSON['data'] == 'Manga is licensed':
e = LicensedError('Series is licensed.')
e.display = 'Series is licensed'
raise e
if self.JSON['code']:
self.VALID=False
elif not self.get_title():
self.VALID=False
return r
def get_title(self):
#returns the title of the series
if self.TITLE:
return self.TITLE
title = unescape(self.JSON['data']['name'])
split = title.split()
for i in range(len(split)):
if split[i].isupper() or i==0:
split[i]=split[i].capitalize()
ret = r' '.join(split)
self.TITLE = self.AUTHOR_RE.sub(r'',ret)
return self.TITLE
def is_complete(self):
return self.JSON['data']['completed']
def get_chapters(self):
#returns a list of all chapters, where each entry is a tuple (number,url)
# for mangarock this is (order,oid)
raw = self.JSON['data']['chapters']
return [c['order']+1 for c in raw],[(c['order']+1,c['oid']) for c in raw]
def get_images(self,chapter,delay=(0,0),fix_urls = True):
# chapter here is the mangarock oid
self.login()
try:
if delay==(0,0):
delay = self.IMAGE_DELAY
except AttributeError:
pass
number,oid = chapter
API_DOMAIN = urllib.parse.urlsplit(self.MANGAROCK_API_DOMAIN)
API_QUERY_ARGS = {}
if self.SKIP_MATURE:
k,v = self.SKIP_MATURE.split('=')
API_QUERY_ARGS[k]=v
API_QUERY_ARGS['oid']=oid
query = urllib.parse.urlunsplit((API_DOMAIN.scheme,API_DOMAIN.netloc,'/query/web{}/pages'.format(self.MANGAROCK_QUERY_VERSION),urllib.parse.urlencode(API_QUERY_ARGS,True),API_DOMAIN.fragment))
r= self.SESSION.get(query, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
chjs = r.json()
if not chjs['code']:
return chjs['data']
else:
e = ParserError('Json query failed on %s, chapter:%s'%(self.get_title(),number))
e.display="Failed querying images for Ch.%s"%number
raise e
def _create_BytesIO(self,bytearray):
#content is response.content from requests.get
#decode logic from: https://github.com/MinusGix/MangarockDownloader
buflen= len(content)
n = buflen +7
data = [0]*15
data[0] = 82# // R
data[1] = 73# // I
data[2] = 70# // F
data[3] = 70# // F
data[7] = n >> 24 & 255
data[6] = n >> 16 & 255
data[5] = n >> 8 & 255
data[4] = 255 & n
data[8] = 87# // W
data[9] = 69# // E
data[10] = 66# // B
data[11] = 80# // P
data[12] = 86# // V
data[13] = 80# // P
data[14] = 56# // 8
decoded = BytesIO()
decoded.seek(0)
decoded.write(bytes(data))
decoded.write(bytes([101 ^ b for b in content]))
return decoded
################################################################################
class KissManga(SeriesParser):
def get_images(self,chapter,delay=(0,0),fix_urls=False):
# this is the only place (for now) where we use fix_urls = false
res = super().get_images(chapter,delay,fix_urls)
try:
imgs = [self._decrypt_url(url.encode()) for url in res]
except:
e = ParserError('Error decoding KissManga image urls on '+self.get_title()+' (%s ch.%s)'%(chapter[1],chapter[0]))
e.display = 'Error decoding KissManga URLS'
raise e
return imgs
def _decrypt_url(self,encrypted_url):
# all credit for the logic goes to https://github.com/someonesapien/MangaDownloader
# this method can raise exceptions easily so make sure to catch them.
b64d = base64.b64decode(encrypted_url)
iv=bytes.fromhex('a5e8e2e9c2721be0a84ad660c472c1f3')
keys=[
b"mshsdf832nsdbash20asdmnasdbasd612basd",
b"72nnasdasd9asdn123nasdbasd612basd",
b"72nnasdasd9asdn123",
b"034nsdfns72nasdasd",
b"mshsdf832nsdbash20asdm",
b"nsfd732nsdnds823nsdf"
]
keys=list(map(lambda x:bytes.fromhex(hashlib.sha256(x).hexdigest()),keys))
chunk_size=16 # required for CBC, luckily the input is already padded to the correct length
chunks = [b64d[i:i+chunk_size] for i in range(0, len(b64d), chunk_size)]
for key_attempt in keys:
aes = pyaes.AESModeOfOperationCBC(key_attempt, iv = iv)
try:
return self.KISSMANGA_PADDING_RE.sub('',''.join([aes.decrypt(chunk).decode('utf8') for chunk in chunks]))
except:
pass # only one of the keys will work, just trial and error.
return None
################################################################################
class MangaHere(SeriesParser):
def get_images(self,chapter,delay=(0,0),fix_urls = True):
#returns links to every image in the chapter where chapter is the url to the first page
#uses a new approach where we follow links until the end of the chapter
self.login()
try:
if delay==(0,0):
delay = self.IMAGE_DELAY
except AttributeError:
pass
number,url = chapter
images=[]
pieces = urllib.parse.urlsplit(url)
querydict = urllib.parse.parse_qs(pieces.query)
if self.SKIP_MATURE:
k,v = self.SKIP_MATURE.split('=')
querydict[k]=v
querystr = urllib.parse.urlencode(querydict,True)
url = urllib.parse.urlunsplit(pieces[:3]+(querystr,)+pieces[4:])
chapter_path = posixpath.dirname(pieces[2])
# all above code basically copied from base Series class.
# while self.IGNORE_BASE_PATH or posixpath.dirname(urllib.parse.urlsplit(url)[2]) == chapter_path:
r= self.SESSION.get(url, timeout = REQUEST_TIMEOUT)
r.raise_for_status()
html = r.text
etree = lxmlhtml.fromstring(html)
if self.LICENSED_CHECK_RE!=None and self.LICENSED_CHECK_RE.search(html)!=None:
e = LicensedError('Series '+self.get_title()+' is licensed.')
e.display = 'Series is licensed'
raise e
pictureurl = self._get_pictureurl(self.IMAGE_URL_RE,html,self.IMAGE_URL_XPATH,etree,url)
def all_chapterfun_urls(html,url):
cid = re.findall('(?<=var chapterid) ?= ?(\d*)',html)[0]
imagepage = re.findall('(?<=var imagepage) ?= ?(\d*)',html)[0]
imagecount = re.findall('(?<=var imagecount) ?= ?(\d*)',html)[0]
unpack = jsbeautifier.beautify(re.findall('(eval\(function.*)',html)[0])
unpack=unpack.replace('\\','')
b = unpack.split("'+'")
key = ''.join(b[1:-1])+b[-1][0]
for page in range(int(imagepage), int(imagecount)+int(imagepage)):
jsurl= urllib.parse.urljoin(posixpath.dirname(url),'chapterfun.ashx?cid={}&page={}&key={}'.format(cid,page,key))
yield jsurl
for jsurl in all_chapterfun_urls(html,url):
r= self.SESSION.get(jsurl, timeout = REQUEST_TIMEOUT)
time.sleep(random.uniform(*delay))
unpack = jsbeautifier.beautify(r.text)
a=re.findall('var pix ?= ?"([^"]*)',unpack)[0]
b=re.findall('var pvalue ?= ?\["([^"]*)',unpack)[0]
pictureurl = a+b
if not len(pictureurl):
# this means the image wasnt found. (parser is outdated)
e = ParserError('Image Parsing failed on %s, chapter:%s'%(self.get_title(),number))
e.display="Failed parsing images for Ch.%s"%number
raise e
# do some small url repairs
if fix_urls:
repair = urllib.parse.urlsplit(self.SITE_URL)
img_url = urllib.parse.urlsplit(pictureurl)
pictureurl = urllib.parse.urlunsplit([repair[i] if i<2 and not img_url[i] else img_url[i] for i in range(len(img_url))])
if pictureurl in images: #prevents loops
break
images.append(pictureurl)
return images
# def _get_pictureurl(self, img_url_re, html, img_url_xpath, etree,url):
# cid = re.findall('(?<=var chapterid) ?= ?(\d*)',html)[0]
# imagepage = re.findall('(?<=var imagepage) ?= ?(\d*)',html)[0]
# unpack = jsbeautifier.beautify(re.findall('(eval\(function.*)',html)[0])
# unpack=unpack.replace('\\','')
# b = unpack.split("'+'")
# key = ''.join(b[1:-1])+b[-1][0]
# jsurl= urllib.parse.urljoin(posixpath.dirname(url),'chapterfun.ashx?cid={}&page={}&key={}'.format(cid,imagepage,key))
# r= self.SESSION.get(jsurl, timeout = REQUEST_TIMEOUT)