Use following method to get image in file from any url
Net::HTTP.start("#{DOMAIN_URL}") { |http|
resp = http.get(PARAMS)
open( "#{OUTPUT_DIR}/#{file_name}.png", 'wb' ) { |file|
file.write(resp.body)
}
}
Where DOMAIN_URL: http://chart.apis.google.com
PARAMS:
/chart?cht=bvg&chbh=a&chd=s:vttusty&chs=500x300&chxt=x,y&chxl=0:|Sun|Mon|Tue|Wed|Thu|Fri|Sat|1:|0|2|4|6|8|10|12
Thanks
Brijesh Shah
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