Changelog

Source: NEWS.md

ralger 2.2.1 2021-01-10

• Adding the images_scrap() function which allows the user to download images from a website
• Adding the images_preview() function which allows the user to list the images url from a specific web page
• Wrapping paragraphs_scrap() within a tryCatch function.
• adding the string::stri_remove_empty() to the scrap() function in order to remove empty elements

ralger 2.2.0 2020-11-09

I have wrapped ralger functions inside a tryCatch() function. Now ralger detects catches the following errors:

• No internet connection: In this case, ralger displays a message and returns NA
• Invalid link: package’s functions display an informative message and returns also NA

ralger 2.1.0 2020-10-09

• code cleaning
• removing some dependencies
• modifying the message displayed by the robot.txt
• now titles_scrap() scrapes h1, h2 & h3 (previously only h1 and h2)

ralger 2.0.1 2020-07-24

1- Thanks to Ezekiel (ctb) I’ve added an argument to the table_scrap() function which is fill (the argument is from the rvest package), the user has now the ability to set fill = TRUE when dealing with tables with inconsistent number of columns/rows.

ralger 2.0.0 2020-04-12

1- I’ve added the choose argument to the table_scrap() function, which allows the user to choose which table to extract.

2- I’ve added two functions:

• titles_scrap() for scraping titles from a website.
• paragraphs_scrap() for scraping paragraphs from a website.

ralger 1.1.1 Unreleased

Two new functions:

• table_scrap(): allows the user to extract an HTML table from a web page.
  
• weblink_scrap(): allows the user to extract all web links within a web page.

Also, introducting a new arguments within each function : askRobot

ralger 1.0.0 2019-12-22

Initial release

• Added a NEWS.md file to track changes to the package.