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#!/usr/bin/env python3
import os
import time
import sys
import requests
import json
import re
from lxml import etree
headers = {
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36"
}
def usage():
print("mangadex.py command")
print("commands:")
print(" download")
print(" list")
exit(1)
def usage_list():
print("mangadex.py list <manga-id>")
exit(1)
def usage_download():
print("mangadex.py download <chapter-id> <download_dir>")
print("examples:")
print(" mangadex.py download \"4e4a1ed8-d4a0-4096-86db-ca5e3fc42c5d\" /home/user/Manga/MangaName")
print("")
print("Note: The manga directory has to exist.")
exit(1)
if len(sys.argv) < 2:
usage()
def download_file(url, save_path):
with requests.get(url, headers=headers, stream=True, timeout=30) as response:
if not response.ok:
return False
with open(save_path, "wb") as file:
for chunk in response.iter_content(chunk_size=8192):
if chunk:
file.write(chunk)
return True
def chapter_sort_func(chapter_data):
return chapter_data[1].get("timestamp", 0)
def chapter_title_extract_number(chapter_title):
result = re.search("Ch. ([0-9]+)", chapter_title)
if result and len(result.groups()) > 0:
return result.groups()[0]
def sort_chapters(chapter):
return chapter["chapter"]
def list_chapters(url, chapter_list_input):
manga_id = url
seen_titles = set()
seen_chapter_numbers = set()
for item in chapter_list_input:
title = item.get("title")
if title and len(title) > 0:
seen_titles.add(title.lower().replace(" ", "").replace("/", "_"))
chapter_number = chapter_title_extract_number(title)
if chapter_number:
seen_chapter_numbers.add(chapter_number)
seen_urls = set()
for item in chapter_list_input:
chapter_url = item.get("url")
if chapter_url and len(chapter_url) > 0:
seen_urls.add(chapter_url)
lang = "en"
i = 0
prev_chapter_number = ""
chapters = []
finished = False
while not finished:
url = "https://api.mangadex.org/manga/" + manga_id + "/feed?&limit=100&offset=%d&translatedLanguage[]=%s&order[chapter]=desc" % (i * 100, lang)
response = requests.get(url, headers=headers, timeout=30)
response.raise_for_status()
if len(response.text) == 0:
break
json_response = response.json()
if json_response["result"] != "ok":
print("Got result != ok")
exit(1)
data_list = json_response["data"]
if len(data_list) == 0:
break
for data in data_list:
id = data["id"]
attributes = data["attributes"]
external_url = attributes.get("externalUrl", "")
if external_url:
continue
if attributes["translatedLanguage"] != lang:
continue
chapter_number_str = attributes["chapter"]
if chapter_number_str == prev_chapter_number:
continue
prev_chapter_number = chapter_number_str
title = "Ch. " + chapter_number_str
title_item = attributes.get("title")
if title_item:
title += " - " + title_item
title = title.replace("/", "_")
if title.lower().replace(" ", "") in seen_titles or id in seen_urls:
finished = True
break
if chapter_number_str in seen_chapter_numbers:
finished = True
break
chapters.append({ "name": title, "url": id })
i += 1
print(json.dumps(chapters))
def get_base_url_for_chapter(chapter_id):
response = requests.get("https://api.mangadex.org/at-home/server/" + chapter_id, headers=headers, timeout=30)
response.raise_for_status()
return response.json()["baseUrl"]
def download_chapter(url, download_dir):
response = requests.get("https://api.mangadex.org/at-home/server/" + url, headers=headers, timeout=30)
response.raise_for_status()
image_urls = []
json_response = response.json()
if json_response["result"] != "ok":
print("Got item with result != ok")
exit(1)
base_url = json_response["baseUrl"]
chapter = json_response["chapter"]
data = chapter["data"]
hash = chapter["hash"]
image_names = chapter["data"]
for image_name in image_names:
image_urls.append(base_url + "/data/" + hash + "/" + image_name)
in_progress_filepath = os.path.join(download_dir, ".in_progress")
with open(in_progress_filepath, "w") as file:
file.write(url)
img_number = 1
for image_url in image_urls:
ext = image_url[image_url.rfind("."):]
image_name = str(img_number) + ext
image_path = os.path.join(download_dir, image_name)
print("Downloading {} to {}".format(image_url, image_path))
if not download_file(image_url, image_path):
print("Failed to download image: %s" % image_url)
os.remove(in_progress_filepath)
exit(2)
img_number += 1
if img_number == 1:
print("Failed to find images for chapter")
os.remove(in_progress_filepath)
exit(2)
with open(os.path.join(download_dir, ".finished"), "w") as file:
file.write("1")
os.remove(in_progress_filepath)
command = sys.argv[1]
if command == "list":
if len(sys.argv) < 3:
usage_list()
url = sys.argv[2]
chapter_list_input = sys.stdin.read()
if len(chapter_list_input) == 0:
chapter_list_input = []
else:
chapter_list_input = json.loads(chapter_list_input)
list_chapters(url, chapter_list_input)
elif command == "download":
if len(sys.argv) < 4:
usage_download()
url = sys.argv[2]
download_dir = sys.argv[3]
download_chapter(url, download_dir)
else:
usage()
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