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August 16, 2024 21:31
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Hastily written script to retrieve the latest chapter from witchculttranslation.com and convert it to an epub file and upload to dropbox
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| import html5lib # type: ignore | |
| import requests | |
| import os | |
| import dropbox | |
| from ebooklib import epub | |
| from bs4 import BeautifulSoup | |
| from config import app_folder, app_key, app_secret, oauth2_refresh_token | |
| session = requests.session() | |
| dbx = dropbox.Dropbox( | |
| app_key=app_key, | |
| app_secret=app_secret, | |
| oauth2_refresh_token=oauth2_refresh_token | |
| ) | |
| try: | |
| dbx.files_get_metadata(app_folder) | |
| except dropbox.exceptions.ApiError as e: | |
| if type(e.error) == dropbox.files.GetMetadataError: | |
| dbx.files_create_folder(app_folder) | |
| arc = 9 | |
| chapters_url = f"https://witchculttranslation.com/arc-{arc}/" | |
| def upload_to_dbox(epub_file_name): | |
| with open(epub_file_name, "rb",) as f: | |
| dbx.files_upload(f.read(), f"{app_folder}/{epub_file_name}") | |
| def create_epub(title, url, content, images, cover_url=None): | |
| book = epub.EpubBook() | |
| cover = session.get(cover_url, stream=True) | |
| chapter_slug = list(filter(None, url.split("/")))[-1] | |
| chapter_id = chapter_slug | |
| chapter_title = title | |
| book.set_identifier(chapter_id) | |
| book.set_title(chapter_title) | |
| book.set_language("en") | |
| book.set_cover("image.jpg", (cover.content)) | |
| del cover | |
| spine = [] | |
| chapter = epub.EpubHtml(title=chapter_title, file_name=f"{chapter_slug}.xhtml", lang="en", content=content) | |
| book.add_item(chapter) | |
| spine.append(chapter) | |
| for idx, image in enumerate(images): | |
| image_content = open(image, "rb").read() | |
| img = epub.EpubImage( | |
| uid=f"image_{idx}", | |
| file_name=image, | |
| content=image_content, | |
| ) | |
| book.add_item(img) | |
| os.remove(image) | |
| book.add_item(epub.EpubNcx()) | |
| book.add_item(epub.EpubNav()) | |
| style = "BODY {color: white;}" | |
| nav_css = epub.EpubItem( | |
| uid="style_nav", | |
| file_name="style/nav.css", | |
| media_type="text/css", | |
| content=style, | |
| ) | |
| book.add_item(nav_css) | |
| book.spine = ["nav", *spine] | |
| epub_file_name = f"Re: Zero Web Novel Arc {arc} - {chapter_title}.epub".replace(":", "") | |
| epub.write_epub(epub_file_name, book, {}) | |
| upload_to_dbox(epub_file_name) | |
| def get_entry_content(url): | |
| res = session.get(url) | |
| if res.status_code != 200: | |
| return | |
| page = res.content | |
| soup = BeautifulSoup(page.decode("utf-8"), "html5lib") | |
| return soup.select_one(".entry-content") | |
| def main(): | |
| entry_content = get_entry_content(chapters_url) | |
| chapters = entry_content.select("li") | |
| latest_chapter = chapters[-1] | |
| a_tag = latest_chapter.findChild() | |
| chapter_url = a_tag.get("href") | |
| chapter_title = a_tag.text | |
| filename = './latest_chapter.txt' | |
| if not os.path.exists(filename): | |
| open(filename, 'w').close() | |
| with open(filename, 'r+') as f: | |
| latest_chapter_url = f.readline() | |
| if latest_chapter_url != chapter_url: | |
| f.seek(0) | |
| f.write(chapter_url) | |
| f.truncate() | |
| entry_content = get_entry_content(chapter_url) | |
| p_image = entry_content.find("p").findChild() | |
| if p_image is None: | |
| next_sibling = entry_content.find("p").find_next_sibling() | |
| while next_sibling.name != "p" and next_sibling.findChild("img") is None: | |
| next_sibling = next_sibling.find_next_sibling() | |
| p_image = next_sibling.findChild() | |
| cover_url = (p_image.get("src")) | |
| images = [] | |
| for idx, tag in enumerate(entry_content.contents[:10]): | |
| if (tag.find("img")) and tag.find("img") != -1: | |
| image = tag.find("img") | |
| image_url = image.get("src") | |
| temp = session.get(image_url, stream=True) | |
| image_path = f"images/local_image_{idx}.jpg" | |
| os.makedirs(os.path.dirname(image_path), exist_ok=True) | |
| with open(image_path, "wb") as f: | |
| f.write(temp.content) | |
| images.append(image_path) | |
| image["src"] = image_path | |
| del temp | |
| content = "".join([str(tag) for tag in entry_content.contents]) | |
| create_epub(chapter_title, chapter_url, content, images, cover_url) | |
| if __name__ == "__main__": | |
| main() |
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