Variant of searching borrowed from jeeves and based on the normal rbot google.

1 files changed, 85 insertions, 0 deletions

diff --git a/gentoo-search.rb b/gentoo-search.rb
new file mode 100644
index 0000000..f711e59
--- /dev/null
+++ b/gentoo-search.rb
@@ -0,0 +1,85 @@
+#-- vim:sw=2:et:ft=ruby
+
+GOOGLE_SEARCH = "http://www.google.com/search?oe=UTF-8&q="
+GOOGLE_WAP_SEARCH = "http://www.google.com/wml/search?hl=en&q="
+GOOGLE_WAP_LINK = /<a accesskey="(\d)" href=".*?u=(.*?)">(.*?)<\/a>/im
+GOOGLE_CALC_RESULT = %r{<img src=/images/calc_img\.gif(?: width=40 height=30 alt="")?></td><td>&nbsp;</td><td nowrap>(?:<h2 class=r>)?<font size=\+1><b>(.+)</b>(?:</h2>)?</td>}
+GOOGLE_DEF_RESULT = %r{<p> (Web definitions for .*?)<br/>(.*?)<br/>(.*?)\s-\s+<a href}
+
+class GentooSearchPlugin < Plugin
+  def listen(m)
+    #return if m.address?
+    return if m.message !~ /^\? (.+)$/i
+    search = $1
+    #m.reply "doing search for #{search}"
+    params = {}
+    params[:words] = search
+    return gentoo_search(m, params)
+  end
+
+  def gentoo_search(m, params)
+    params[:site] = 'gentoo.org'
+    return google(m, params)
+  end
+  
+  def google(m, params)
+    what = params[:words].to_s
+    searchfor = CGI.escape what
+    # This method is also called by other methods to restrict searching to some sites
+    if params[:site]
+      site = "site:#{params[:site]}+"
+    else
+      site = ""
+    end
+    # It is also possible to choose a filter to remove constant parts from the titles
+    # e.g.: "Wikipedia, the free encyclopedia" when doing Wikipedia searches
+    filter = params[:filter] || ""
+
+    url = GOOGLE_WAP_SEARCH + site + searchfor
+
+    hits = params[:hits] || @bot.config['google.hits']
+
+    first_pars = params[:firstpar] || @bot.config['google.first_par']
+
+    single = (hits == 1 and first_pars == 1)
+
+    begin
+      wml = @bot.httputil.get(url)
+      raise unless wml
+    rescue => e
+      m.reply "error googling for #{what}"
+      return
+    end
+    results = wml.scan(GOOGLE_WAP_LINK)
+    if results.length == 0
+      m.reply "no results found for #{what}"
+      return
+    end
+    single ||= (results.length==1)
+    urls = Array.new
+    results = results[0...hits].map { |res|
+      n = res[0]
+      t = Utils.decode_html_entities res[2].gsub(filter, '').strip
+      u = URI.unescape res[1]
+      urls.push(u)
+      single ? u : "#{n}. #{Bold}#{t}#{Bold}: #{u}"
+    }.join(" | ")
+
+    # If we return a single, full result, change the output to a more compact representation
+    if single
+      m.reply "Result for %s: %s -- %s" % [what, results, Utils.get_first_pars(urls, first_pars)], :overlong => :truncate
+      return
+    end
+
+    m.reply "Results for #{what}: #{results}", :split_at => /\s+\|\s+/
+
+    return unless first_pars > 0
+
+    Utils.get_first_pars urls, first_pars, :message => m
+
+  end
+end
+
+plugin = GentooSearchPlugin.new
+
+#plugin.map "? *words", :action => 'gentoo_search', :threaded => true