GoogleChart Imgur HipChat Client

Gemfile

source 'https://rubygems.org'

gem 'hipchat'
gem 'imgur-api'
gem 'googlecharts'

graphbot.rb

require 'hipchat'
require 'imgur'
require 'googlecharts'

imgur_client_id='keyskeyskeys'
hipchat_api_token='keyskeyskeys'

#Make a chart (See documentation) and save to local filesystem
chart = Gchart.new( :type => 'line',
                    :title => "example title",
                    :theme => :keynote,
                    :data => [[17, 17, 11, 8, 2],[10, 20, 15, 5, 7],[2, 3, 7, 9, 12]], 
                    :line_colors => 'e0440e,e62ae5,287eec',
                    :legend => ['courbe 1','courbe 2','courbe 3'],
                    :axis_with_labels => ['x', 'y'], 
                    :axis_range => [[0,100,20], [0,20,5]],
                    :filename => "chart.png")

# Record file in filesystem
chart.file

#Create an imgur client
client = Imgur.new(imgur_client_id)

# To upload an image, first create a Imgur::LocalImage ruby object
image = Imgur::LocalImage.new('chart.png', title: 'Test Chart')

#Then use the client to upload it and receive a Imgur::Image object
uploaded = client.upload(image)

#Now make a connection to Hipchat
client = HipChat::Client.new(hipchat_api_token)
# Imgur images only seem to embed if its the only text in the message
client['my room'].send('Stash', uploaded.link, :message_format => 'text')
client['my room'].send('Stash', '@mention - check out my big graph :-D (dance)', :message_format => 'text')