ptt-web-crawler issues

Fix title and author may be null bug

**Bug:** If crawl [https://www.ptt.cc/bbs/Gossiping/M.1597453894.A.61C.html](), title is null **Reason:** Cloudflare will encrypt email-like text **Solution:** Do decrypt if title or author is null, reference: https://stackoverflow.com/a/58111681 Because `.string` returns object so it...

gitqwerty777

seems typo in PttWebCrawler/crawler.py

PttWebCrawler/crawler.py line 33 `Input: board name and page indices (or articla ID)` I think "articla" should be "article".

theoneisneo

Add search function by titles

Add optional parameter "-s" for searching articles by titles

FishInBottle

Is end index only available with -1 ?

你好，關於結束頁可以設定負數的參數，但我實際執行只有　-1 是有效的參數，看程式碼也是只有判定　-1　，如果是這樣的話，應該就不是　　(設為負數則以倒數第幾頁計算) 再麻煩解答一下，感謝

SiegfriedZhen

Add function to search keywords

加入關鍵字搜尋後再抓取文章的功能 usage revised in README.md

christinesfkao

Wrong pushes should be dropped.

Pushes should be after '※ 文章網址' , those before this span might be the signature of article author. e.g. https://www.ptt.cc/bbs/Gossiping/M.1546397574.A.35D.html

AlexLove77