comiccrawler 2016.4.4

An image crawler with extendible modules and gui

Comic Crawler
=============

Comic Crawler 是用來扒圖的一支 Python
Script。擁有簡易的下載管理員、圖書館功能、 與方便的擴充能力。

2016.2.27 更新
-------------

- "www.comicvip.com" 被 "www.comicbus.com" 取代。詳細請參考 `#7 <https://github.com/eight04/ComicCrawler/issues/7>`__

Todos
-----

- Make grabber be able to return verbose info?
- Need a better error log system.
- Support pool in Sankaku.
- Add module.get_episode_id to make the module decide how to compare episodes.

Features
--------

- Extendible module design.
- Easy to use function grabhtml, grabimg.
- Auto setup referer and other common headers.

Dependencies
------------

- pyexecjs - to execute javascript.
- pythreadworker - a small threading library.

Development Dependencies
------------------------

- wheel - create python wheel.
- twine - upload package.

下載和安裝（Windows）
---------------------

Comic Crawler is on
`PyPI <https://pypi.python.org/pypi/comiccrawler/2016.4.4>`__. 安裝完
python 後，可以直接用 pip 指令自動安裝。

Install Python
~~~~~~~~~~~~~~

你需要 Python 3.4 以上。安裝檔可以從它的
`官方網站 <https://www.python.org/>`__ 下載。

安裝時記得要選「Add python.exe to path」，才能使用 pip 指令。

Install Node.js
~~~~~~~~~~~~~~~

有些網站的 JavaScript 用 Windows 內建的 Windows Script Host
會解析失敗，建議安裝 `Node.js <https://nodejs.org/>`__.

Install Comic Crawler
~~~~~~~~~~~~~~~~~~~~~

在 cmd 底下輸入以下指令︰

::

pip install comiccrawler

更新時︰

::

pip install --upgrade comiccrawler

Supported domains
-----------------

chan.sankakucomplex.com comic.acgn.cc comic.ck101.com comic.sfacg.com danbooru.donmai.us deviantart.com exhentai.org g.e-hentai.org imgbox.com konachan.com m.dmzj.com manhua.dmzj.com seiga.nicovideo.jp tel.dm5.com tsundora.com tumblr.com tw.seemh.com www.8comic.com www.99comic.com www.chuixue.com www.comicbus.com www.comicvip.com www.dm5.com www.facebook.com www.iibq.com www.manhuadao.com www.pixiv.net www.seemh.com yande.re

使用說明
--------

::

Usage:
comiccrawler domains
comiccrawler download URL [--dest SAVE_FOLDER]
comiccrawler gui
comiccrawler migrate
comiccrawler (--help | --version)

Commands:
domains 列出支援的網址
download URL 下載指定的 url
gui 啟動主視窗
migrate 轉換當前目錄底下的 save.dat, library.dat 成新格式

Options:
--dest SAVE_FOLDER 設定下載目錄（預設為 "."）
--help 顯示幫助訊息
--version 顯示版本

圖形介面
--------

.. figure:: http://i.imgur.com/ZzF0YFx.png
:alt: 主視窗

主視窗

- 在文字欄貼上網址後點「加入連結」或是按 Enter
- 若是剪貼簿裡有支援的網址，且文字欄同時是空的，程式會自動貼上
- 對著任務右鍵，可以選擇把任務加入圖書館。圖書館內的任務，在每次程式啟動時，都會檢查是否有更新。

設定檔
------

::

[DEFAULT]
; 設定下載完成後要執行的程式，會傳入下載資料夾的位置
runafterdownload =

; 啟動時自動檢查圖書館更新
libraryautocheck = true

; 下載目的資料夾
savepath = ~/comiccrawler/download

; 開啟 grabber 偵錯
errorlog = false

; 每隔 5 分鐘自動存檔
autosave = 5

- 設定檔位於 ``%USERPROFILE%\comiccrawler\setting.ini``
- 執行一次 ``comiccrawler gui`` 後關閉，設定檔會自動產生
- 各別的網站會有自己的設定，通常是要填入一些登入相關資訊
- 設定檔會在重新啟動後生效。若 ComicCrawler 正在執行中，可以點「重載設定檔」來載入新設定

Module example
--------------

.. code:: python

#! python3
"""
This is an example to show how to write a comiccrawler module.

"""

import re, urllib.parse
from ..core import Episode

# The header used in grabber method
header = {}

# The cookies
cookie = {}

# Match domain. Support sub-domain.
domain = ["www.example.com", "comic.example.com"]

# Module name
name = "Example"

# With noepfolder = True, Comic Crawler won't generate subfolder for each episode.
noepfolder = False

# Wait 5 seconds between each download.
rest = 5

# Specific user settings
config = {
"user": "user-default-value",
"hash": "hash-default-value"
}

def load_config():
"""This function will be called each time the config reloaded.
"""
cookie.update(config)

def get_title(html, url):
"""Return mission title.

Title will be used in saving filepath, so be sure to avoid duplicate title.
"""
return re.search("<h1 id='title'>(.+?)</h1>", html).group(1)

def get_episodes(html, url):
"""Return episode list.

The episode list should be sorted by date, oldest first.
"""
match_iter = re.finditer("<a href='(.+?)'>(.+?)</a>", html)
episodes = []
for match in match_iter:
m_url, title = match.groups()
episodes.append(Episode(title, urllib.parse.urljoin(url, m_url)))
return episodes

def get_images(html, url):
"""Get the URL of all images. Return list, iterator, or string.

The list and iterator may generate URL string or a callback function to get URL string.
"""

match_iter = re.finditer("<img src='(.+?)'>", html)
return [match.group(1) for match in match_iter]

def get_next_page(html, url):
"""Return the url of the next page."""
match = re.search("<a id='nextpage' href='(.+?)'>next</a>", html)
if match:
return match.group(1)

def errorhandler(error, episode):
"""Downloader will call errorhandler if there is an error happened when
downloading image. Normally you can just ignore this function.
"""
pass


Changelog
---------

- 2016.4.4

- Use new API!
- Analyzer will check the last episode to decide whether to analyze all pages.
- Support multiple images in one page.
- Change how getimgurl and getimgurls work.

- 2016.4.2

- Add tumblr module.
- Enhance: support sub-domain in ``mods.get_module``.

- 2016.3.27

- Fix: handle deleted post (konachan).
- Fix: enhance dialog. try to fix `#8 <https://github.com/eight04/ComicCrawler/issues/8>`__.

- 2016.2.29

- Fix: use latest comicview.js (8comic).

- 2016.2.27

- Fix: lastcheckupdate doesn't work.
- Add: comicbus domain (8comic).

- 2016.2.15.1

- Fix: can not add mission.

- 2016.2.15

- Add `lastcheckupdate` setting. Now the library will only automatically check updates once a day.
- Refactor. Use MissionProxy, Mission doesn't inherit UserWorker anymore.

- 2016.1.26

- Change: checking updates won't affect mission which is downloading.
- Fix: page won't skip if the savepath contains "~".
- Add: a new url pattern in facebook.

- 2016.1.17

- Fix: an url matching issue in Facebook.
- Enhance: downloader will loop through other episodes rather than stop current mission on crawlpage error.

- 2016.1.15

- Fix: ComicCrawler doesn't save session during downloading.

- 2016.1.13

- Handle HTTPError 429.

- 2016.1.12

- Add facebook module.
- Add ``circular`` option in module. Which should be set to ``True` if downloader doesn't know which is the last page of the album. (e.g. Facebook)

- 2016.1.3

- Fix downloading failed in seemh.

- 2015.12.9

- Fix build-time dependencies.

- 2015.11.8

- Fix next page issue in danbooru.

- 2015.10.25

- Support nico seiga.
- Try to fix MemoryError when writing files.

- 2015.10.9

- Fix unicode range error in gui. See http://is.gd/F6JfjD

- 2015.10.8

- Fix an error that unable to skip episode in pixiv module.

- 2015.10.7

- Fix errors that unable to create folder if title contains "{}"
characters.

- 2015.10.6

- Support search page in pixiv module.

- 2015.9.29

- Support http://www.chuixue.com.

- 2015.8.7

- Fixed sfacg bug.

- 2015.7.31

- Fixed: libraryautocheck option does not work.

- 2015.7.23

- Add module dmzj\_m. Some expunged manga may be accessed from
mobile page.
``http://manhua.dmzj.com/name => http://m.dmzj.com/info/name.html``

- 2015.7.22

- Fix bug in module eight.

- 2015.7.17

- Fix episode selecting bug.

- 2015.7.16

- Added:

- Cleanup unused missions after session loads.
- Handle ajax episode list in seemh.
- Show an error if no update to download when clicking "download
updates".
- Show an error if failing to load session.

- Changed:

- Always use "UPDATE" state if the mission is not complete after
re-analyzing.
- Create backup if failing to load session instead of moving them
to "invalid-save" folder.
- Check edit flag in MissionManager.save().

- Fixed:

- Can not download "updated" mission.
- Update checking will stop on error.
- Sankaku module is still using old method to create Episode.

- 2015.7.15

- Add module seemh.

- 2015.7.14

- Refactor: pull out download\_manager, mission\_manager.
- Enhance content\_write: use os.replace.
- Fix mission\_manager save loop interval.

- 2015.7.7

- Fix danbooru bug.
- Fix dmzj bug.

- 2015.7.6

- Fix getepisodes regex in exh.

- 2015.7.5

- Add error handler to dm5.
- Add error handler to acgn.

- 2015.7.4

- Support imgbox.

- 2015.6.22

- Support tsundora.

- 2015.6.18

- Fix url quoting issue.

- 2015.6.14

- Enhance ``safeprint``. Use ``echo`` command.
- Enhance ``content_write``. Add ``append=False`` option.
- Enhance ``Crawler``. Cache imgurl.
- Enhance ``grabber``. Add ``cookie=None`` option. Change errorlog
behavior.
- Fix ``grabber`` unicode encoding issue.
- Some module update.

- 2015.6.13

- Fix ``clean_finished``
- Fix ``console_download``
- Enhance ``get_by_state``

Author
------

- eight [e-mail]