Class DemoController
In: app/controllers/demo_controller.rb
Parent: ActionController::Base

Methods

get_my_hp_elem   get_my_html_from_open_uri   search_google  

Classes and Modules

Module DemoController::Tst

Public Instance methods

search_google()

[Source]

    # File app/controllers/demo_controller.rb, line 24
24:   def search_google
25:     myurl = "http://www.google.com"
26:     mysearch_expression = "div.gb2/a[@href^='http']"
27:     hpricot_object = get_my_hp_elem(myurl)
28:     @somehtml = hpricot_object.search(mysearch_expression).to_html
29:   end

Protected Instance methods

get_my_hp_elem(u)

Returns an Hpricot object from HTML obtained by get_my_html_from_open_uri()

[Source]

    # File app/controllers/demo_controller.rb, line 47
47:   def get_my_hp_elem(u)
48:     h0 = Hpricot(get_my_html_from_open_uri(u))
49:     # remove crap
50:     # (h0/"script").remove
51:     return h0
52:   end
get_my_html_from_open_uri(u)

Returns raw HTML. Usually it gets passed to get_my_hp_elem()

[Source]

    # File app/controllers/demo_controller.rb, line 35
35:   def get_my_html_from_open_uri(u)
36:     hdrs = {"User-Agent"=>"Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1", "Accept-Charset"=>"utf-8", "Connection"=>"Keep-Alive", "Accept"=>"text/html"}
37:     my_html = ""
38:     begin
39:       open(u, hdrs).each {|s| my_html << s}
40:     rescue
41:       my_html = "<html><body><p /><b>hello world</b></body></html>"
42:     end
43:     return my_html
44:   end

[Validate]