Class: TildeScraper::CommandLineInterface

Inherits:
Object
  • Object
show all
Defined in:
lib/tilde_scraper/cli.rb

Instance Method Summary collapse

Instance Method Details

#comments(index_string) ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 84

def comments(index_string)
  index = validate_index(index_string, @page.topics.length)
  return nil if !index
  topic = @page.topics[index]
  if topic.comments.length == 0
    TildeScraper::get_comments(topic.comment_link)
  end
  TildeScraper::Comment.display_page(topic.comment_link)
end

#front_page ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 80

def front_page
  @page = TildeScraper::get_page("https://tildes.net")
end

#group(index_string) ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 70

def group(index_string)
  if TildeScraper::Group.all.length == 0
    TildeScraper::get_groups
  end
  index = validate_index(index_string, TildeScraper::Group.all.length)
  return nil if !index
  @page = TildeScraper::get_page(TildeScraper::Group.all[index].get_url)
  page_list
end

#groups ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 63

def groups
  if TildeScraper::Group.all.length == 0
    TildeScraper::get_groups
  end
  TildeScraper::Group.display
end

#help ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 102

def help
  puts "To view this list, type: help"
  puts "To view groups: groups"
  puts "To view group page: group [index]"
  puts "To return to front page: frontpage"
  puts "To view topics of current page: list"
  puts "To view next page: next"
  puts "To view prev page: prev"
  puts "To view submission contents: view [index]"
  puts "To view submission comments: comments [index]"
end

#next_page ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 45

def next_page
  if @page.next_link
    @page = TildeScraper::get_page(@page.next_link)
    page_list
  else
    puts "Last page"
  end
end

#page_list ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 94

def page_list
  if !@page
    puts "No page selected"
  else
    @page.display
  end
end

#prev_page ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 54

def prev_page
  if @page.next_link
    @page = TildeScraper::get_page(@page.prev_link)
    page_list
  else
    puts "No previous page"
  end
end

#run ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 2

def run
  front_page
  help
  input = nil
  until input == "exit"
    print "Please Enter A Command: "
    input = gets.strip.downcase
    case input.split(" ").first
    when "help"
      help
    when "exit"
      puts "Goodbye"
    when "frontpage"
      front_page
      page_list
    when "groups"
      groups
    when "group"
      group(input.split(" ")[1])
    when "page"
      page
    when "list"
      page_list
    when "next"
      next_page
    when "prev"
      prev_page
    when "view"
      view(input.split(" ")[1])
    when "comments"
      comments(input.split(" ")[1])
    else
      puts "Invalid command"
    end
  end
end

#view(index_string) ⇒ Object 



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# File 'lib/tilde_scraper/cli.rb', line 39

def view(index_string)
  index = validate_index(index_string, @page.topics.length)
  return nil if !index
  @page.topics[index].display_content
end