remove \r

Rework the HTML Viewer

.travis.yml

@@ -5,9 +5,8 @@ language: python
 python:
     - 2.7
     - 2.6
-    - 3.3
+    - 3.6
-    - 3.4
+    - 3.7
-    - 3.5.2
 
 install:
     - python setup.py install
@@ -15,3 +14,4 @@ install:
 script:
     - NHENTAI=https://nhentai.net nhentai --search umaru
     - NHENTAI=https://nhentai.net nhentai --id=152503,146134 -t 10 --output=/tmp/
+    - NHENTAI=https://nhentai.net nhentai -l nhentai_test:nhentai --output=/tmp/

MANIFEST.in

@@ -1,3 +1,5 @@
-include README.md
+include README.md
-include requirements.txt
+include requirements.txt
-include nhentai/doujinshi.html
+include nhentai/viewer/index.html
+include nhentai/viewer/styles.css
+include nhentai/viewer/scripts.js

README.md

@@ -1,68 +1,70 @@
-nhentai
+nhentai
-=======
+=======
-           _   _            _        _
+           _   _            _        _
-     _ __ | | | | ___ _ __ | |_ __ _(_)
+     _ __ | | | | ___ _ __ | |_ __ _(_)
-    | '_ \| |_| |/ _ \ '_ \| __/ _` | |
+    | '_ \| |_| |/ _ \ '_ \| __/ _` | |
-    | | | |  _  |  __/ | | | || (_| | |
+    | | | |  _  |  __/ | | | || (_| | |
-    |_| |_|_| |_|\___|_| |_|\__\__,_|_|
+    |_| |_|_| |_|\___|_| |_|\__\__,_|_|
-
+
-あなたも変態。 いいね?  
+あなたも変態。 いいね?  
-[![Build Status](https://travis-ci.org/RicterZ/nhentai.svg?branch=master)](https://travis-ci.org/RicterZ/nhentai)  
+[![Build Status](https://travis-ci.org/RicterZ/nhentai.svg?branch=master)](https://travis-ci.org/RicterZ/nhentai)  
-
+
-🎉🎉 nhentai 现在支持 Windows 啦！
+🎉🎉 nhentai 现在支持 Windows 啦！
-
+
-由于 [http://nhentai.net](http://nhentai.net) 下载下来的种子速度很慢，而且官方也提供在线观看本子的功能，所以可以利用本脚本下载本子。
+由于 [http://nhentai.net](http://nhentai.net) 下载下来的种子速度很慢，而且官方也提供在线观看本子的功能，所以可以利用本脚本下载本子。
-
+
-### Installation
+### Installation
-
+
-    git clone https://github.com/RicterZ/nhentai
+    git clone https://github.com/RicterZ/nhentai
-    cd nhentai
+    cd nhentai
-    python setup.py install
+    python setup.py install
-    
+    
-### Gentoo
+### Gentoo
-
+
-    layman -fa glicOne
+    layman -fa glicOne
-    sudo emerge net-misc/nhentai
+    sudo emerge net-misc/nhentai
-
+
-### Usage
+### Usage
-下载指定 id 列表的本子：
+下载指定 id 列表的本子：
-```bash
+```bash
-nhentai --id=123855,123866
+nhentai --id=123855,123866
-```
+```
-
+
-下载某关键词第一页的本子：
+下载某关键词第一页的本子：
-```bash
+```bash
-nhentai --search="tomori" --page=1 --download
+nhentai --search="tomori" --page=1 --download
-```
+```
-
+
-下载用户 favorites 内容：
+下载用户 favorites 内容：
-```bash
+```bash
-nhentai --login "username:password" --download
+nhentai --login "username:password" --download
-```
+```
-
+
-### Options
+### Options
-
+
-`-t, --thread`：指定下载的线程数，最多为 10 线程。  
+`-t, --thread`：指定下载的线程数，最多为 10 线程。  
-`--path`：指定下载文件的输出路径，默认为当前目录。  
+`--path`：指定下载文件的输出路径，默认为当前目录。  
-`--timeout`：指定下载图片的超时时间，默认为 30 秒。  
+`--timeout`：指定下载图片的超时时间，默认为 30 秒。  
-`--proxy`：指定下载的代理，例如: http://127.0.0.1:8080/
+`--proxy`：指定下载的代理，例如: http://127.0.0.1:8080/
-`--login`：nhentai 账号的“用户名:密码”组合
+`--login`：nhentai 账号的“用户名:密码”组合
-
+`--nohtml`：nhentai Don't generate HTML
-### nHentai Mirror
+`--cbz`：nhentai Generate Comic Book CBZ file
-如果想用自建镜像下载 nhentai 的本子，需要搭建 nhentai.net 和 i.nhentai.net 的反向代理。  
+
-例如用 h.loli.club 来做反向代理的话，需要 h.loli.club 反代 nhentai.net，i.h.loli.club 反带 i.nhentai.net。  
+### nHentai Mirror
-然后利用环境变量来下载：  
+如果想用自建镜像下载 nhentai 的本子，需要搭建 nhentai.net 和 i.nhentai.net 的反向代理。  
-
+例如用 h.loli.club 来做反向代理的话，需要 h.loli.club 反代 nhentai.net，i.h.loli.club 反带 i.nhentai.net。  
-```bash
+然后利用环境变量来下载：  
-NHENTAI=http://h.loli.club nhentai --id 123456
+
-```
+```bash
-
+NHENTAI=http://h.loli.club nhentai --id 123456
-![](./images/search.png)  
+```
-![](./images/download.png)  
+
-![](./images/viewer.png)  
+![](./images/search.png)  
-
+![](./images/download.png)  
-### License  
+![](./images/viewer.png)  
-MIT
+
-
+### License  
-### あなたも変態
+MIT
+
+### あなたも変態
 ![](./images/image.jpg)

nhentai/__init__.py

@@ -1,3 +1,3 @@
-__version__ = '0.2.11'
+__version__ = '0.2.14'
-__author__ = 'Ricter'
+__author__ = 'RicterZ'
 __email__ = 'ricterzheng@gmail.com'

nhentai/cmdline.py

@@ -2,6 +2,7 @@
 from __future__ import print_function
 import sys
 from optparse import OptionParser
+from nhentai import __version__
 try:
     from itertools import ifilter as filter
 except ImportError:
@@ -20,13 +21,13 @@ except NameError:
 
 
 def banner():
-    logger.info(u'''nHentai: あなたも変態。 いいね?
+    logger.info(u'''nHentai ver %s: あなたも変態。 いいね?
        _   _            _        _
  _ __ | | | | ___ _ __ | |_ __ _(_)
 | '_ \| |_| |/ _ \ '_ \| __/ _` | |
 | | | |  _  |  __/ | | | || (_| | |
 |_| |_|_| |_|\___|_| |_|\__\__,_|_|
-''')
+''' % __version__)
 
 
 def cmd_parser():
@@ -56,6 +57,12 @@ def cmd_parser():
     parser.add_option('--login', '-l', type='str', dest='login', action='store',
                       help='username:password pair of nhentai account')
 
+    parser.add_option('--nohtml', dest='is_nohtml', action='store_true',
+                      help='Don\'t generate HTML')
+
+    parser.add_option('--cbz', dest='is_cbz', action='store_true',
+                      help='Generate Comic Book CBZ File')                      
+                      
     try:
         sys.argv = list(map(lambda x: unicode(x.decode(sys.stdin.encoding)), sys.argv))
     except (NameError, TypeError):

nhentai/command.py

@@ -10,7 +10,7 @@ from nhentai.doujinshi import Doujinshi
 from nhentai.downloader import Downloader
 from nhentai.logger import logger
 from nhentai.constant import BASE_URL
-from nhentai.utils import generate_html
+from nhentai.utils import generate_html, generate_cbz
 
 
 def main():
@@ -47,10 +47,13 @@ def main():
         for doujinshi in doujinshi_list:
             doujinshi.downloader = downloader
             doujinshi.download()
-            generate_html(options.output_dir, doujinshi)
+            if not options.is_nohtml and not options.is_cbz:
+                generate_html(options.output_dir, doujinshi)
+            elif options.is_cbz:
+                generate_cbz(options.output_dir, doujinshi)
 
         if not platform.system() == 'Windows':
-            logger.log(15, '🍺 All done.')
+            logger.log(15, '🍻 All done.')
         else:
             logger.log(15, 'All done.')
 

nhentai/constant.py

@@ -5,8 +5,8 @@ from nhentai.utils import urlparse
 
 BASE_URL = os.getenv('NHENTAI', 'https://nhentai.net')
 
-DETAIL_URL = '%s/g' % BASE_URL
+DETAIL_URL = '%s/api/gallery' % BASE_URL
-SEARCH_URL = '%s/search/' % BASE_URL
+SEARCH_URL = '%s/api/galleries/search' % BASE_URL
 LOGIN_URL = '%s/login/' % BASE_URL
 FAV_URL = '%s/favorites/' % BASE_URL
 

nhentai/doujinshi.html

@@ -1,126 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-    <meta charset="UTF-8">
-    <title>{TITLE}</title>
-    <style>
-        html, body {{
-            background-color: #e8e6e6;
-            height: 100%;
-            padding: 0;
-            margin: 0;
-            overflow: hidden;
-        }}
-
-        .container img {{
-            display: block;
-            width: 100%;
-            margin: 30px 0;
-            padding:  10px;
-            cursor: pointer;
-        }}
-
-        .container {{
-            height: 100%;
-            overflow: scroll;
-            background: #e8e6e6;
-            width: 200px;
-            padding: 30px;
-            float: left;
-        }}
-
-        .image {{
-            margin-left: 260px;
-            height: 100%;
-            background: #222;
-            text-align: center;
-        }}
-
-        .image img {{
-            height: 100%;
-        }}
-
-        .i a {{
-            display: block;
-            position: absolute;
-            top: 0;
-            width: 50%;
-            height: 100%;
-        }}
-
-        .i {{
-            position: relative;
-            height: 100%;
-        }}
-
-        .current {{
-            background: #BBB;
-            border-radius: 10px;
-        }}
-    </style>
-
-    <script>
-        function cursorfocus(elem) {{
-            var container = document.getElementsByClassName('container')[0];
-            container.scrollTop = elem.offsetTop - 500;
-        }}
-
-        function getImage(type) {{
-            var current = document.getElementsByClassName("current")[0];
-            current.className = "image-item";
-            var img_src = type == 1 ? current.getAttribute('attr-next') : current.getAttribute('attr-prev');
-            if (img_src === "") {{
-                img_src = current.src;
-            }}
-
-            var img_list = document.getElementsByClassName("image-item");
-            for (i=0; i<img_list.length; i++) {{
-                if (img_list[i].src.endsWith(img_src)) {{
-                    img_list[i].className = "image-item current";
-                    cursorfocus(img_list[i]);
-                    break;
-                }}
-            }}
-            var display = document.getElementById("dest");
-            display.src = img_src;
-            display.focus();
-        }}
-    </script>
-</head>
-<body>
-
-<div class="container">
-{IMAGES}</div>
-<div class="image">
-    <div class="i">
-        <img src="" id="dest">
-        <a href="javascript:getImage(-1)" style="left: 0;"></a>
-        <a href="javascript:getImage(1)" style="left: 50%;"></a>
-    </div>
-</div>
-</body>
-
-<script>
-    var img_list = document.getElementsByClassName("image-item");
-
-    var display = document.getElementById("dest");
-    display.src = img_list[0].src;
-
-    for (var i = 0; i < img_list.length; i++) {{
-        img_list[i].addEventListener('click', function() {{
-            var current = document.getElementsByClassName("current")[0];
-            current.className = "image-item";
-            this.className = "image-item current";
-            var display = document.getElementById("dest");
-            display.src = this.src;
-            display.focus();
-        }}, false);
-    }}
-
-    document.onkeypress = function(e) {{
-        if (e.keyCode == 32) {{
-            getImage(1);
-        }}
-    }}
-</script>
-</html>

nhentai/doujinshi.py

@@ -8,6 +8,12 @@ from nhentai.logger import logger
 from nhentai.utils import format_filename
 
 
+EXT_MAP = {
+    'j': 'jpg',
+    'p': 'png',
+}
+
+
 class DoujinshiInfo(dict):
     def __init__(self, **kwargs):
         super(DoujinshiInfo, self).__init__(**kwargs)
@@ -20,7 +26,7 @@ class DoujinshiInfo(dict):
 
 
 class Doujinshi(object):
-    def __init__(self, name=None, id=None, img_id=None, ext='jpg', pages=0, **kwargs):
+    def __init__(self, name=None, id=None, img_id=None, ext='', pages=0, **kwargs):
         self.name = name
         self.id = id
         self.img_id = img_id
@@ -50,8 +56,9 @@ class Doujinshi(object):
         logger.info('Start download doujinshi: %s' % self.name)
         if self.downloader:
             download_queue = []
-            for i in range(1, self.pages + 1):
+            for i in range(len(self.ext)):
-                download_queue.append('%s/%d/%d.%s' % (IMAGE_URL, int(self.img_id), i, self.ext))
+                download_queue.append('%s/%d/%d.%s' % (IMAGE_URL, int(self.img_id), i+1, EXT_MAP[self.ext[i]]))
+
             self.downloader.download(download_queue, format_filename('%s-%s' % (self.id, self.name[:200])))
         else:
             logger.critical('Downloader has not be loaded')

nhentai/downloader.py

@@ -36,6 +36,11 @@ class Downloader(Singleton):
         filename = filename if filename else os.path.basename(urlparse(url).path)
         base_filename, extension = os.path.splitext(filename)
         try:
+            if os.path.exists(os.path.join(folder, base_filename.zfill(3) + extension)):
+                logger.warning('File: {0} existed, ignore.'.format(os.path.join(folder, base_filename.zfill(3) +
+                                                                                extension)))
+                return 1, url
+
             with open(os.path.join(folder, base_filename.zfill(3) + extension), "wb") as f:
                 response = request('get', url, stream=True, timeout=self.timeout)
                 if response.status_code != 200:
@@ -75,7 +80,7 @@ class Downloader(Singleton):
             logger.log(15, '{0} download successfully'.format(data))
 
     def download(self, queue, folder=''):
-        if not isinstance(folder, (text)):
+        if not isinstance(folder, text):
             folder = str(folder)
 
         if self.path:

nhentai/parser.py

@@ -50,8 +50,16 @@ def login_parser(username, password):
         logger.error('Cannot get count of your favorites, maybe login failed.')
 
     count = int(count.text.strip('(').strip(')'))
-    pages = count / 25
+    if count == 0:
-    pages += 1 if count % (25 * pages) else 0
+        logger.warning('No favorites found')
+        return []
+    pages = int(count / 25)
+
+    if pages:
+        pages += 1 if count % (25 * pages) else 0
+    else:
+        pages = 1
+
     logger.info('Your have %d favorites in %d pages.' % (count, pages))
 
     if os.getenv('DEBUG'):
@@ -68,7 +76,7 @@ def login_parser(username, password):
     for page in range(1, pages+1):
         try:
             logger.info('Getting doujinshi id of page %d' % page)
-            resp = s.get(constant.FAV_URL + '?page=%d' % page).content
+            resp = s.get(constant.FAV_URL + '?page=%d' % page).text
             ids = doujinshi_id.findall(resp)
             requests_ = threadpool.makeRequests(doujinshi_parser, ids, _callback)
             [thread_pool.putRequest(req) for req in requests_]
@@ -87,49 +95,29 @@ def doujinshi_parser(id_):
     logger.log(15, 'Fetching doujinshi information of id {0}'.format(id_))
     doujinshi = dict()
     doujinshi['id'] = id_
-    url = '{0}/{1}/'.format(constant.DETAIL_URL, id_)
+    url = '{0}/{1}'.format(constant.DETAIL_URL, id_)
 
     try:
-        response = request('get', url).content
+        response = request('get', url).json()
     except Exception as e:
         logger.critical(str(e))
         exit(1)
 
-    html = BeautifulSoup(response, 'html.parser')
+    doujinshi['name'] = response['title']['english']
-    doujinshi_info = html.find('div', attrs={'id': 'info'})
+    doujinshi['subtitle'] = response['title']['japanese']
-
+    doujinshi['img_id'] = response['media_id']
-    title = doujinshi_info.find('h1').text
+    doujinshi['ext'] = ''.join(map(lambda s: s['t'], response['images']['pages']))
-    subtitle = doujinshi_info.find('h2')
+    doujinshi['pages'] = len(response['images']['pages'])
-
-    doujinshi['name'] = title
-    doujinshi['subtitle'] = subtitle.text if subtitle else ''
-
-    doujinshi_cover = html.find('div', attrs={'id': 'cover'})
-    img_id = re.search('/galleries/([\d]+)/cover\.(jpg|png)$', doujinshi_cover.a.img.attrs['data-src'])
-    if not img_id:
-        logger.critical('Tried yo get image id failed')
-        exit(1)
-
-    doujinshi['img_id'] = img_id.group(1)
-    doujinshi['ext'] = img_id.group(2)
-
-    pages = 0
-    for _ in doujinshi_info.find_all('div', class_=''):
-        pages = re.search('([\d]+) pages', _.text)
-        if pages:
-            pages = pages.group(1)
-            break
-    doujinshi['pages'] = int(pages)
 
     # gain information of the doujinshi
-    information_fields = doujinshi_info.find_all('div', attrs={'class': 'field-name'})
+    needed_fields = ['character', 'artist', 'language']
-    needed_fields = ['Characters', 'Artists', 'Language', 'Tags']
+    for tag in response['tags']:
-    for field in information_fields:
+        tag_type = tag['type']
-        field_name = field.contents[0].strip().strip(':')
+        if tag_type in needed_fields:
-        if field_name in needed_fields:
+            if tag_type not in doujinshi:
-            data = [sub_field.contents[0].strip() for sub_field in
+                doujinshi[tag_type] = tag['name']
-                    field.find_all('a', attrs={'class': 'tag'})]
+            else:
-            doujinshi[field_name.lower()] = ', '.join(data)
+                doujinshi[tag_type] += tag['name']
 
     return doujinshi
 
@@ -138,20 +126,19 @@ def search_parser(keyword, page):
     logger.debug('Searching doujinshis of keyword {0}'.format(keyword))
     result = []
     try:
-        response = request('get', url=constant.SEARCH_URL, params={'q': keyword, 'page': page}).content
+        response = request('get', url=constant.SEARCH_URL, params={'query': keyword, 'page': page}).json()
+        if 'result' not in response:
+            raise Exception('No result in response')
     except requests.ConnectionError as e:
         logger.critical(e)
         logger.warn('If you are in China, please configure the proxy to fu*k GFW.')
         exit(1)
 
-    html = BeautifulSoup(response, 'html.parser')
+    for row in response['result']:
-    doujinshi_search_result = html.find_all('div', attrs={'class': 'gallery'})
+        title = row['title']['english']
-    for doujinshi in doujinshi_search_result:
+        title = title[:85] + '..' if len(title) > 85 else title
-        doujinshi_container = doujinshi.find('div', attrs={'class': 'caption'})
+        result.append({'id': row['id'], 'title': title})
-        title = doujinshi_container.text.strip()
+
-        title = (title[:85] + '..') if len(title) > 85 else title
-        id_ = re.search('/g/(\d+)/', doujinshi.a['href']).group(1)
-        result.append({'id': id_, 'title': title})
     if not result:
         logger.warn('Not found anything of keyword {}'.format(keyword))
 

nhentai/utils.py

@@ -3,6 +3,8 @@ from __future__ import unicode_literals, print_function
 
 import os
 import string
+import zipfile
+import shutil
 from nhentai.logger import logger
 
 
@@ -28,48 +30,74 @@ def urlparse(url):
 
     return urlparse(url)
 
+def readfile(path):
+    loc = os.path.dirname(__file__)
+
+    with open(os.path.join(loc, path), 'r') as file:
+        return file.read()
 
 def generate_html(output_dir='.', doujinshi_obj=None):
     image_html = ''
-    previous = ''
 
     if doujinshi_obj is not None:
         doujinshi_dir = os.path.join(output_dir, format_filename('%s-%s' % (doujinshi_obj.id,
-                                                                            doujinshi_obj.name[:200])))
+                                                                            str(doujinshi_obj.name[:200]))))
     else:
         doujinshi_dir = '.'
 
     file_list = os.listdir(doujinshi_dir)
     file_list.sort()
 
-    for index, image in enumerate(file_list):
+    for image in file_list:
         if not os.path.splitext(image)[1] in ('.jpg', '.png'):
             continue
 
-        try:
+        image_html += '<img src="{0}" class="image-item"/>\n'\
-            next_ = file_list[file_list.index(image) + 1]
+            .format(image)
-        except IndexError:
-            next_ = ''
 
-        image_html += '<img src="{0}" class="image-item {1}" attr-prev="{2}" attr-next="{3}">\n'\
+    html = readfile('viewer/index.html')
-            .format(image, 'current' if index == 0 else '', previous, next_)
+    css = readfile('viewer/styles.css')
-        previous = image
+    js = readfile('viewer/scripts.js')
-
-    with open(os.path.join(os.path.dirname(__file__), 'doujinshi.html'), 'r') as template:
-        html = template.read()
 
     if doujinshi_obj is not None:
         title = doujinshi_obj.name
     else:
         title = 'nHentai HTML Viewer'
 
-    data = html.format(TITLE=title, IMAGES=image_html)
+    data = html.format(TITLE=title, IMAGES=image_html, SCRIPTS=js, STYLES=css)
     with open(os.path.join(doujinshi_dir, 'index.html'), 'w') as f:
         f.write(data)
 
     logger.log(15, 'HTML Viewer has been write to \'{0}\''.format(os.path.join(doujinshi_dir, 'index.html')))
 
 
+def generate_cbz(output_dir='.', doujinshi_obj=None):
+    if doujinshi_obj is not None:
+        doujinshi_dir = os.path.join(output_dir, format_filename('%s-%s' % (doujinshi_obj.id,
+                                                                            str(doujinshi_obj.name[:200]))))    
+        cbz_filename = os.path.join(output_dir, format_filename('%s-%s.cbz' % (doujinshi_obj.id,
+                                                                            str(doujinshi_obj.name[:200]))))
+    else:
+        cbz_filename = './doujinshi.cbz'
+        doujinshi_dir = '.'
+
+    file_list = os.listdir(doujinshi_dir)
+    file_list.sort()
+    
+    with zipfile.ZipFile(cbz_filename, 'w') as cbz_pf:
+        for image in file_list:
+            image_path = os.path.join(doujinshi_dir, image)
+            cbz_pf.write(image_path, image)
+            
+    shutil.rmtree(doujinshi_dir, ignore_errors=True)
+    logger.log(15, 'Comic Book CBZ file has been write to \'{0}\''.format(doujinshi_dir))
+
+
+
+
+
+
+
 def format_filename(s):
     """Take a string and return a valid filename constructed from the string.
 Uses a whitelist approach: any characters not present in valid_chars are

nhentai/viewer/index.html

@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="UTF-8">
+    <title>{TITLE}</title>
+    <style>
+{STYLES}
+    </style>
+</head>
+<body>
+
+<nav id="list">
+{IMAGES}</nav>
+
+<div id="image-container">
+    <span id="page-num"></span>
+    <div id="dest"></div>
+</div>
+
+<script>
+{SCRIPTS}
+</script>
+</body>
+</html>

nhentai/viewer/scripts.js

@@ -0,0 +1,62 @@
+const pages = Array.from(document.querySelectorAll('img.image-item'));
+let currentPage = 0;
+
+function changePage(pageNum) {
+    const previous = pages[currentPage];
+    const current = pages[pageNum];
+
+    if (current == null) {
+        return;
+    }
+    
+    previous.classList.remove('current');
+    current.classList.add('current');
+
+    currentPage = pageNum;
+
+    const display = document.getElementById('dest');
+    display.style.backgroundImage = `url("${current.src}")`;
+
+    document.getElementById('page-num')
+        .innerText = [
+                (pageNum + 1).toLocaleString(),
+                pages.length.toLocaleString()
+            ].join('\u200a/\u200a');
+}
+
+changePage(0);
+
+document.getElementById('list').onclick = event => {
+    if (pages.includes(event.target)) {
+        changePage(pages.indexOf(event.target));
+    }
+};
+
+document.getElementById('image-container').onclick = event => {
+    const width = document.getElementById('image-container').clientWidth;
+    const clickPos = event.clientX / width;
+
+    if (clickPos < 0.5) {
+        changePage(currentPage - 1);
+    } else {
+        changePage(currentPage + 1);
+    }
+};
+
+document.onkeypress = event => {
+    switch (event.key.toLowerCase()) {
+        // Previous Image
+        case 'arrowleft':
+        case 'a':
+            changePage(currentPage - 1);
+            break;
+
+        // Next Image
+        case ' ':
+        case 'enter':
+        case 'arrowright':
+        case 'd':
+            changePage(currentPage + 1);
+            break;
+    }
+};

nhentai/viewer/styles.css

@@ -0,0 +1,69 @@
+*, *::after, *::before {
+    box-sizing: border-box;
+}
+
+img {
+    vertical-align: middle;
+}
+
+html, body {
+    display: flex;
+    background-color: #e8e6e6;
+    height: 100%;
+    width: 100%;
+    padding: 0;
+    margin: 0;
+    font-family: sans-serif;
+}
+
+#list {
+    height: 100%;
+    overflow: auto;
+    width: 260px;
+    text-align: center;
+}
+
+#list img {
+    width: 200px;
+    padding: 10px;
+    border-radius: 10px;
+    margin: 15px 0;
+    cursor: pointer;
+}
+
+#list img.current {
+    background: #0003;
+}
+
+#image-container {
+    flex: auto;
+    height: 100vh;
+    background: #222;
+    color: #fff;
+    text-align: center;
+    cursor: pointer;
+    -webkit-user-select: none;
+    user-select: none;
+    position: relative;
+}
+
+#image-container #dest {
+    height: 100%;
+    width: 100%;
+    background-size: contain;
+    background-repeat: no-repeat;
+    background-position: center;
+}
+
+#image-container #page-num {
+    position: absolute;
+    font-size: 18pt;
+    left: 10px;
+    bottom: 5px;
+    font-weight: bold;
+    opacity: 0.75;
+    text-shadow: /* Duplicate the same shadow to make it very strong */
+        0 0 2px #222,
+        0 0 2px #222,
+        0 0 2px #222;
+}

requirements.txt

@@ -2,4 +2,4 @@ requests>=2.5.0
 BeautifulSoup4>=4.0.0
 threadpool>=1.2.7
 tabulate>=0.7.5
-future>=0.15.2
+future>=0.15.2threadpool==1.3.2