aboutsummaryrefslogtreecommitdiff
path: root/plugins/readm.py
blob: 59b812577310bc59b3f6630552c580f157b07c27 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
#!/usr/bin/env python3

import os
import time
import sys
import requests
import json

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("readm.py command")
    print("commands:")
    print("  download")
    print("  list")
    exit(1)

def usage_list():
    print("readm.py list <url>")
    exit(1)

def usage_download():
    print("readm.py download <url> <download_dir>")
    print("examples:")
    print("  readm.py download \"https://readm.org/manga/16609/307/all-pages\" /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):
    file_size = 0
    with requests.get(url, headers=headers, stream=True) as response:
        if not response.ok:
            return 0
        with open(save_path, "wb") as file:
            for chunk in response.iter_content(chunk_size=8192):
                if chunk:
                    file.write(chunk)
                    file_size += len(chunk)
    return file_size

def list_chapters(url, chapter_list_input):
    response = requests.get(url, headers=headers)
    response.raise_for_status()

    seen_titles = set()
    for item in chapter_list_input:
        title = item.get("title")
        if title and len(title) > 0:
            seen_titles.add(title.lower().replace(" ", "").replace("/", "_"))

    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)

    tree = etree.HTML(response.text)
    chapters = []
    for element in tree.xpath('//div[@class="episodes-list"]//a'):
        element_text = element.text.strip().replace("/", "_")
        url = element.attrib.get("href").strip()
        url = "https://readm.org" + url
        if element_text.lower().replace(" ", "") in seen_titles or url in seen_urls:
            break
        chapters.append({ "name": element_text, "url": url })
    
    print(json.dumps(chapters))

def download_chapter(url, download_dir):
    response = requests.get(url)
    response.raise_for_status()

    in_progress_filepath = os.path.join(download_dir, ".in_progress")
    with open(in_progress_filepath, "w") as file:
        file.write(url)

    tree = etree.HTML(response.text)
    img_number = 1
    for element in tree.xpath('//div[@id="content"]//img[contains(@src, "/chapter_files/")]'):
        image_source = element.attrib.get("src").strip()
        if not image_source:
            continue
        image_source = "https://readm.org" + image_source
        ext = image_source[image_source.rfind("."):]
        image_name = str(img_number) + ext
        image_path = os.path.join(download_dir, image_name)
        print("Downloading {} to {}".format(image_source, image_path))
        if not download_file(image_source, image_path):
            print("Failed to download image: %s" % image_source)
            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()