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113 lines
3.2 KiB
113 lines
3.2 KiB
#!/usr/bin/env python
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#-*- coding:utf-8 -*-
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import os
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import argparse
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import re
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import requests
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from PIL import Image
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from bs4 import BeautifulSoup
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from fgtools.utils import constants
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json_pattern = r'(?<=content-url: ")https:\/\/html.scribdassets.com\/.+\.jsonp(?=")'
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img_pattern = r'<img .+?\/>'
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class JSPage:
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def __init__(self, number, width, height, url):
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self.number = number
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self.width = width
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self.height = height
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self.url = url
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def get_image(self):
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text = requests.get(self.url).text
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images = list(map(lambda s: BeautifulSoup(s.replace("\\", ""), features="lxml").body.find("img"), re.findall(img_pattern, text)))
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print(len(images))
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src_image = Image.open(requests.get(images[0]["orig"], stream=True).raw)
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pil_image = Image.new("RGB", (self.width, self.height))
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pil_image.paste((255, 255, 255), (0, 0, pil_image.size[0], pil_image.size[1]))
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for image in images:
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style = {}
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for item in image["style"].split(";"):
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item = item.split(":")
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style[item[0]] = item[1].replace("px", "")
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clip = style["clip"]
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clip = {k: int(v) for k, v in zip(("top", "right", "bottom", "left"), clip[clip.find("(") + 1:-1].split(" "))}
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cropped_src_image = src_image.copy().crop((clip["left"], clip["top"], clip["right"], clip["bottom"]))
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pil_image.paste(cropped_src_image, (int(style["left"]) + clip["left"], int(style["top"]) + clip["top"]))
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return pil_image
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def parse_pages_script(script):
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lines = list(map(str.strip, script.split("\n")[1:-1]))
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number = 0
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width = 0
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height = 0
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url = ""
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pages = []
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for line in lines:
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if "pageNum" in line:
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number = int(line.split(": ")[1][:-1])
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elif "origWidth" in line:
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width = int(line.split(": ")[1][:-1])
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elif "origHeight" in line:
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height = int(line.split(": ")[1][:-1])
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elif "contentUrl" in line:
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url = line.split(": ")[1][1:-1]
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if number and width and height and url:
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page = JSPage(number, width, height, url)
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pages.append(page)
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number = width = height = 0
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url = ""
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return pages
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def download_pages(url, output):
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html = BeautifulSoup(requests.get(url).text, features="lxml")
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pages_script = html.body.find("div", attrs={"class": "outer_page_container"}).find("script", attrs={"type": "text/javascript"})
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pages = sorted(parse_pages_script(str(pages_script)), key=lambda p: p.number)
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paths = []
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for page in pages:
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path = os.path.join(constants.CACHEDIR, os.path.split(output)[-1] + f"-{page.number}.jpg")
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paths.append(path)
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page.get_image().save(path, "JPEG")
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return paths
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def write_pdf(paths, output):
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print(f"Joining {len(paths)} JPG files into {output} … ", end="")
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newpaths = " ".join([f'"{path}"' for path in paths])
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os.system(f'img2pdf {newpaths} --output "{output}"')
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print("done.")
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print("Deleting JPG files … ", end="")
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for path in paths:
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os.remove(path)
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print("done")
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if __name__ == "__main__":
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argp = argparse.ArgumentParser()
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argp.add_argument(
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"url",
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help="URL to Scribd web page"
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)
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argp.add_argument(
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"-o", "--output",
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help="Output file",
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required=True
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)
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args = argp.parse_args()
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os.makedirs(os.path.join(*os.path.split(os.path.relpath(args.output))[:-1]) or ".", exist_ok=True)
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paths = download_pages(args.url, args.output)
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write_pdf(paths, args.output)
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