Class: Scraprr::Scraper

Inherits:
Object
  • Object
show all
Defined in:
lib/scraprr/scraper.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root_path = '/') ⇒ Scraper

Returns a new instance of Scraper.


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# File 'lib/scraprr/scraper.rb', line 5

def initialize(root_path = '/')
  @root_path = root_path
  @object_scraper = ObjectScraper.new
end

Instance Attribute Details

#object_scraper ⇒ Object (readonly)

Returns the value of attribute object_scraper.


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# File 'lib/scraprr/scraper.rb', line 3

def object_scraper
  @object_scraper
end

#root_path ⇒ Object (readonly)

Returns the value of attribute root_path.


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# File 'lib/scraprr/scraper.rb', line 3

def root_path
  @root_path
end

Instance Method Details

#attribute(name, path = AttributeScraper::DEFAULT_PATH, opts = {}) ⇒ Object 


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# File 'lib/scraprr/scraper.rb', line 15

def attribute(name, path = AttributeScraper::DEFAULT_PATH, opts = {})
  @object_scraper.attribute(name, path, opts)
  self
end

#extract(document) ⇒ Object 


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# File 'lib/scraprr/scraper.rb', line 20

def extract(document)
  items = []
  document.search(root_path).each do |node|
    extract_item_into(items, node)
  end
  items
end

#root(path) ⇒ Object 


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# File 'lib/scraprr/scraper.rb', line 10

def root(path)
  @root_path = path
  self
end