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[exhentai] rewrite

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This commit is contained in:
Mike Fährmann
2016-09-20 19:01:16 +02:00
parent 49a05c32ed
commit e3d156078c
1 changed files with 78 additions and 78 deletions
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156
gallery_dl/extractor/exhentai.py
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@@ -19,57 +19,54 @@ class ExhentaiGalleryExtractor(Extractor):
category = "exhentai"
subcategory = "gallery"
directory_fmt = ["{category}", "{gallery-id}"]
filename_fmt = "{gallery-id}_{num:>04}_{imgkey}_{name}.{extension}"
pattern = [r"(?:https?://)?(g\.e-|ex)hentai\.org/g/(\d+)/([\da-f]{10})"]
filename_fmt = "{gallery-id}_{num:>04}_{image-token}_{name}.{extension}"
pattern = [r"(?:https?://)?(?:g\.e-|ex)hentai\.org/g/(\d+)/([\da-f]{10})"]
test = [("https://exhentai.org/g/960460/4f0e369d82/", {
"keyword": "aaac45cad1897a9815384bc3a743ce7502c692f6",
"keyword": "c1282ffbe5d452c62dec9dbde4ecb7037525cd64",
"content": "493d759de534355c9f55f8e365565b62411de146",
})]
api_url = "https://exhentai.org/api.php"
def __init__(self, match):
Extractor.__init__(self)
self.key = {}
self.url = match.group(0)
self.version, self.gid, self.token = match.groups()
self.login()
self.session.headers.update({
"User-Agent": "Mozilla/5.0",
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
"Accept-Language": "en-US,en;q=0.5",
"Referer": "https://exhentai.org/",
})
self.gid, self.token = match.groups()
self.original = config.interpolate(("extractor", "exhentai", "download-original"), True)
self.wait_min = config.interpolate(("extractor", "exhentai", "wait-min"), 3)
self.wait_max = config.interpolate(("extractor", "exhentai", "wait-max"), 6)
if self.wait_max < self.wait_min:
self.wait_max = self.wait_min
def items(self):
self.login()
yield Message.Version, 1
page = self.request(self.url).text
if page.startswith("Key missing") \
or page.startswith("Gallery not found"):
raise exception.NotFoundError("gallery")
data, url = self.get_job_metadata(page)
headers = self.session.headers.copy()
headers["Accept"] = "image/png,image/*;q=0.8,*/*;q=0.5"
yield Message.Headers, headers
yield Message.Headers, self.setup_headers()
yield Message.Cookies, self.session.cookies
page = self.request(self.url).text
if page.startswith(("Key missing", "Gallery not found")):
raise exception.NotFoundError("gallery")
data = self.get_job_metadata(page)
yield Message.Directory, data
urlkey = "url"
if config.interpolate(("extractor", "exhentai", "download-original"), True):
urlkey = "origurl"
for num, image in enumerate(self.get_images(url), 1):
image.update(data)
image["num"] = num
text.nameext_from_url(image["url"], image)
url = image[urlkey]
del image["url"]
del image["origurl"]
for url, image in self.get_images(page):
data.update(image)
if "/fullimg.php" in url:
self.wait((1, 2))
yield Message.Url, url, image
yield Message.Url, url, data
def setup_headers(self):
"""Initialize headers"""
self.session.headers.update({
"User-Agent": "Mozilla/5.0",
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
"Accept-Language": "en-US,en;q=0.5",
"Referer": "https://exhentai.org/",
})
headers = self.session.headers.copy()
headers["Accept"] = "image/png,image/*;q=0.8,*/*;q=0.5"
return headers
def get_job_metadata(self, page):
"""Collect metadata for extractor-job"""
@@ -78,71 +75,74 @@ class ExhentaiGalleryExtractor(Extractor):
"gallery-id" : self.gid,
"gallery-token": self.token,
}
data, _ = text.extract_all(page, (
("title" , '<h1 id="gn">', '</h1>'),
("title_jp", '<h1 id="gj">', '</h1>'),
("date" , '>Posted:</td><td class="gdt2">', '</td>'),
("language", '>Language:</td><td class="gdt2">', '</td>'),
("size" , '>File Size:</td><td class="gdt2">', ' '),
("count" , '>Length:</td><td class="gdt2">', ' '),
("url" , 'hentai.org/s/', '"'),
text.extract_all(page, (
("title" , '<h1 id="gn">', '</h1>'),
("title_jp" , '<h1 id="gj">', '</h1>'),
("date" , '>Posted:</td><td class="gdt2">', '</td>'),
("language" , '>Language:</td><td class="gdt2">', ' '),
("size" , '>File Size:</td><td class="gdt2">', ' '),
("size-units", '', '<'),
("count" , '>Length:</td><td class="gdt2">', ' '),
), values=data)
pos = data["language"].find(" ")
if pos != -1:
data["language"] = data["language"][:pos]
data["lang"] = iso639_1.language_to_code(data["language"])
data["title"] = text.unescape(data["title"])
data["title_jp"] = text.unescape(data["title_jp"])
url = "https://exhentai.org/s/" + data["url"]
del data["url"]
return data, url
return data
def get_images(self, url):
def get_images(self, page):
"""Collect url and metadata for all images in this gallery"""
url = "https://exhentai.org/s/" + text.extract(page, 'hentai.org/s/', '"')[0]
yield self.image_from_page(url)
yield from self.images_from_api()
def image_from_page(self, url):
"""Get image url and data from webpage"""
self.wait()
page = self.request(url).text
data, pos = text.extract_all(page, (
(None , '<div id="i3"><a onclick="return load_image(', ''),
("imgkey-next", "'", "'"),
("url" , '<img id="img" src="', '"'),
("title" , '<div id="i4"><div>', ' :: '),
("origurl" , 'https://exhentai.org/fullimg.php', '"'),
("startkey" , 'var startkey="', '";'),
("showkey" , 'var showkey="', '";'),
))
data["imgkey"] = data["startkey"]
data = text.extract_all(page, (
(None , '<div id="i3"><a onclick="return load_image(', ''),
("nextkey" , "'", "'"),
("url" , '<img id="img" src="', '"'),
("origurl" , 'https://exhentai.org/fullimg.php', '"'),
("startkey", 'var startkey="', '";'),
("showkey" , 'var showkey="', '";'),
))[0]
self.key["start"] = data["startkey"]
self.key["show" ] = data["showkey"]
self.key["next" ] = data["nextkey"]
url = ("https://exhentai.org/fullimg.php" + text.unescape(data["origurl"])
if self.original and data["origurl"] else data["url"])
return url, text.nameext_from_url(data["url"], {
"num": 1,
"image-token": data["startkey"],
})
def images_from_api(self):
"""Get image url and data from api calls"""
imgkey = self.key["start"]
nextkey = self.key["next" ]
request = {
"method" : "showpage",
"page" : 2,
"gid" : int(self.gid),
"imgkey" : data["imgkey-next"],
"showkey": data["showkey"],
"imgkey" : nextkey,
"showkey": self.key["show"],
}
del data["showkey"]
if data["origurl"]:
data["origurl"] = "https://exhentai.org/fullimg.php" + text.unescape(data["origurl"])
else:
data["origurl"] = data["url"]
yield data
while True:
if data["imgkey"] == data["imgkey-next"]:
if imgkey == nextkey:
return
self.wait()
page = self.session.post(self.api_url, json=request).json()
data["imgkey"] = data["imgkey-next"]
data["imgkey-next"], pos = text.extract(page["i3"], "'", "'")
data["url"] , pos = text.extract(page["i3"], '<img id="img" src="', '"', pos)
data["title"] , pos = text.extract(page["i" ], '<div>', ' :: ')
data["origurl"] , pos = text.extract(page["i7"], '<a href="', '"')
if data["origurl"]:
data["origurl"] = text.unescape(data["origurl"])
else:
data["origurl"] = data["url"]
yield data
request["imgkey"] = data["imgkey-next"]
imgkey = nextkey
nextkey, pos = text.extract(page["i3"], "'", "'")
imgurl , pos = text.extract(page["i3"], '<img id="img" src="', '"', pos)
origurl, pos = text.extract(page["i7"], '<a href="', '"')
url = text.unescape(origurl) if self.original and origurl else imgurl
yield url, text.nameext_from_url(imgurl, {
"num": request["page"],
"image-token": imgkey
})
request["imgkey"] = nextkey
request["page"] += 1
def wait(self, waittime=None):