Class: Arrogance::DataHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/arrogance/tools.rb

Overview

– This gathers information on the feed, such as the site link and feed image

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url) ⇒ DataHandler

Returns a new instance of DataHandler.



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# File 'lib/arrogance/tools.rb', line 162

def initialize(url)
  self.url = url
  discover_data
end

Instance Attribute Details

#feed_image ⇒ Object

Returns the value of attribute feed_image.



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# File 'lib/arrogance/tools.rb', line 160

def feed_image
  @feed_image
end

#feed_title ⇒ Object

Returns the value of attribute feed_title.



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# File 'lib/arrogance/tools.rb', line 160

def feed_title
  @feed_title
end

#site_link ⇒ Object

Returns the value of attribute site_link.



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# File 'lib/arrogance/tools.rb', line 160

def site_link
  @site_link
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/arrogance/tools.rb', line 160

def url
  @url
end

Instance Method Details

#discover_data ⇒ Object 



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# File 'lib/arrogance/tools.rb', line 167

def discover_data
  doc = Nokogiri::XML(open(self.url)).remove_namespaces!
  [:discover_feed_title, :discover_feed_image, :discover_site_link].each do |meth|
    self.send(meth, doc)
  end
end

#discover_feed_image(doc) ⇒ Object 



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# File 'lib/arrogance/tools.rb', line 186

def discover_feed_image(doc)
  unless (img = doc.xpath('//channel//image//url').inner_text).empty?
    self.feed_image = img.to_s
  else
    #-- for some reason this is causing a seg-fault. hope to get to the bottom of it
    #-- in fact, someone should really get to the bottom of why ruby seg-faults on most
    #-- gems written in C. C is for cool, guys, lets show it some love.
    
    #unless doc.xpath('//channel//image').to_s.empty?
    #  tag = doc.xpath('//channel//image').to_s
    #  self.feed_image = /".*?"/.match(tag).to_s
    #else
      self.feed_image = ''
    #end
  end
end

#discover_feed_title(doc) ⇒ Object 



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# File 'lib/arrogance/tools.rb', line 174

def discover_feed_title(doc)
  xpath = doc.xpath('//channel//title')
  unless (ft = xpath.inner_text).empty?
    self.feed_title = doc.xpath('//channel//title').inner_text.to_s
    if ft.length > 50
      self.feed_title = xpath[0].inner_text
    end
  else
    self.feed_title = ''
  end
end

#discover_site_link(doc) ⇒ Object 



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# File 'lib/arrogance/tools.rb', line 203

def discover_site_link(doc)
  link = doc.xpath('//channel//link').inner_text.to_s
  if link.length > 49
    link = /(.*?.com).*?/.match(link)[0]
  end
  self.site_link = link
end