mirror of
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129 lines
4.7 KiB
Python
129 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2019 Mike Fährmann
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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"""Extract images from http://www.imagebam.com/"""
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from .common import Extractor, Message
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from .. import text, exception
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class ImagebamExtractor(Extractor):
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"""Base class for imagebam extractors"""
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category = "imagebam"
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root = "http://www.imagebam.com"
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def get_image_data(self, page_url, data):
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"""Fill 'data' and return image URL"""
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page = self.request(page_url).text
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image_url = text.extract(page, 'property="og:image" content="', '"')[0]
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data["extension"] = image_url.rpartition(".")[2]
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data["image_key"] = page_url.rpartition("/")[2]
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data["image_id"] = data["image_key"][6:]
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return image_url
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def request_page(self, url):
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"""Retrive the main part of a gallery page"""
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page = self.request(text.urljoin(self.root, url)).text
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return text.extract(page, "<fieldset>", "</fieldset>")[0]
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class ImagebamGalleryExtractor(ImagebamExtractor):
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"""Extractor for image galleries from imagebam.com"""
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subcategory = "gallery"
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directory_fmt = ("{category}", "{title} - {gallery_key}")
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filename_fmt = "{num:>03}-{image_key}.{extension}"
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archive_fmt = "{gallery_key}_{image_key}"
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pattern = r"(?:https?://)?(?:www\.)?imagebam\.com/gallery/([0-9a-z]+)"
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test = (
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("http://www.imagebam.com/gallery/adz2y0f9574bjpmonaismyrhtjgvey4o", {
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"url": "76d976788ae2757ac81694736b07b72356f5c4c8",
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"keyword": "9e25b8827474ac93c54855e798d60aa3cbecbd7a",
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"content": "596e6bfa157f2c7169805d50075c2986549973a8",
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}),
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("http://www.imagebam.com/gallery/op9dwcklwdrrguibnkoe7jxgvig30o5p", {
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# more than 100 images; see issue #219
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"count": 107,
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"url": "32ae6fe5dc3e4ca73ff6252e522d16473595d1d1",
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}),
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("http://www.imagebam.com/gallery/gsl8teckymt4vbvx1stjkyk37j70va2c", {
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"exception": exception.NotFoundError,
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}),
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)
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def __init__(self, match):
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ImagebamExtractor.__init__(self, match)
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self.gallery_key = match.group(1)
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def items(self):
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url = "{}/gallery/{}".format(self.root, self.gallery_key)
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page = self.request_page(url)
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if not page or ">Error<" in page:
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raise exception.NotFoundError("gallery")
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data = self.get_metadata(page)
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imgs = self.get_image_pages(page)
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data["count"] = len(imgs)
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data["gallery_key"] = self.gallery_key
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yield Message.Version, 1
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yield Message.Directory, data
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for data["num"], page_url in enumerate(imgs, 1):
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image_url = self.get_image_data(page_url, data)
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yield Message.Url, image_url, data
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@staticmethod
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def get_metadata(page):
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"""Return gallery metadata"""
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return text.extract_all(page, (
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("title" , "'> ", " <span "),
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(None , "'>", "</span>"),
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("description", ":#FCFCFC;'>", "</div>"),
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))[0]
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def get_image_pages(self, page):
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"""Return a list of all image pages"""
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pages = []
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while True:
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pages.extend(text.extract_iter(page, "\n<a href='", "'"))
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pos = page.find('"pagination_current"')
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if pos > 0:
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url = text.extract(page, "<a href='", "'", pos)[0]
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if url:
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page = self.request_page(url)
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continue
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return pages
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class ImagebamImageExtractor(ImagebamExtractor):
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"""Extractor for single images from imagebam.com"""
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subcategory = "image"
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filename_fmt = "{image_key}.{extension}"
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archive_fmt = "{image_key}"
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pattern = (r"(?:https?://)?(?:\w+\.)?imagebam\.com"
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r"/(?:image/|(?:[0-9a-f]{2}/){3})([0-9a-f]+)")
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test = (
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("http://www.imagebam.com/image/94d56c502511890", {
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"url": "5e9ba3b1451f8ded0ae3a1b84402888893915d4a",
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"keyword": "4263d4840007524129792b8587a562b5d20c2687",
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"content": "0c8768055e4e20e7c7259608b67799171b691140",
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}),
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("http://images3.imagebam.com/1d/8c/44/94d56c502511890.png"),
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)
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def __init__(self, match):
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ImagebamExtractor.__init__(self, match)
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self.image_key = match.group(1)
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def items(self):
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page_url = "{}/image/{}".format(self.root, self.image_key)
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data = {}
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image_url = self.get_image_data(page_url, data)
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yield Message.Version, 1
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yield Message.Directory, data
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yield Message.Url, image_url, data
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