:default => 100, :validate => Proc.new{|v| v > 0},
:desc => "Maximum number of urls to store. New urls replace oldest ones.")
BotConfig.register BotConfigBooleanValue.new('url.display_link_info',
- :default => false,
+ :default => false,
:desc => "Get the title of any links pasted to the channel and display it (also tells if the link is broken or the site is down)")
-
+ BotConfig.register BotConfigBooleanValue.new('url.titles_only',
+ :default => false,
+ :desc => "Only show info for links that have <title> tags (in other words, don't display info for jpegs, mpegs, etc.)")
+
def initialize
super
@registry.set_default(Array.new)
end
def read_data_from_response(response, amount)
-
+
amount_read = 0
chunks = []
-
+
response.read_body do |chunk| # read body now
-
+
amount_read += chunk.length
-
+
if amount_read > amount
amount_of_overflow = amount_read - amount
chunk = chunk[0...-amount_of_overflow]
end
-
+
chunks << chunk
break if amount_read >= amount
-
+
end
-
+
chunks.join('')
-
+
end
def get_title_for_url(uri_str, depth=@bot.config['http.max_redir'])
# This god-awful mess is what the ruby http library has reduced me to.
# Python's HTTP lib is so much nicer. :~(
-
+
if depth == 0
raise "Error: Maximum redirects hit."
end
-
+
debug "+ Getting #{uri_str.to_s}"
url = uri_str.kind_of?(URI) ? uri_str : URI.parse(uri_str)
return if url.scheme !~ /https?/
title = nil
-
+
debug "+ connecting to #{url.host}:#{url.port}"
http = @bot.httputil.get_proxy(url)
http.start { |http|
http.request_get(url.request_uri(), @bot.httputil.headers) { |response|
-
+
case response
when Net::HTTPRedirection
# call self recursively if this is a redirect
data = read_data_from_response(response, 4096)
return get_title_from_html(data)
else
- # content doesn't have title, just display info.
- size = response['content-length'].gsub(/(\d)(?=\d{3}+(?:\.|$))(\d{3}\..*)?/,'\1,\2')
- size = size ? ", size: #{size} bytes" : ""
- return "[Link Info] type: #{response['content-type']}#{size}"
+ unless @bot.config['url.titles_only']
+ # content doesn't have title, just display info.
+ size = response['content-length'].gsub(/(\d)(?=\d{3}+(?:\.|$))(\d{3}\..*)?/,'\1,\2')
+ size = size ? ", size: #{size} bytes" : ""
+ return "[Link Info] type: #{response['content-type']}#{size}"
+ end
end
else
return "[Link Info] Error getting link (#{response.code} - #{response.message})"
end # end of "case response"
-
+
} # end of request block
} # end of http start block
return title
-
+
rescue SocketError => e
return "[Link Info] Error connecting to site (#{e.message})"
end
if @bot.config['url.display_link_info']
debug "Getting title for #{urlstr}..."
+ begin
title = get_title_for_url urlstr
if title
m.reply title
debug "Title found!"
else
debug "Title not found!"
- end
+ end
+ rescue => e
+ debug "Failed: #{e}"
+ end
end
-
+
# check to see if this url is already listed
return if list.find {|u| u.url == urlstr }
-
+
url = Url.new(m.target, m.sourcenick, Time.new, urlstr)
debug "#{list.length} urls so far"
if list.length > @bot.config['url.max_urls']