downloads_ny_photos_step_1
# First quick draft | |
require 'open-uri' | |
require 'uri' | |
class PhotoDownloader | |
RESOURCE = 'http://access.nypl.org/image.php/' | |
def initialize(id, dimension) | |
@id = id | |
@width, @height = dimension | |
end | |
def save | |
0.upto(@height-1) do |height| | |
0.upto(@width-1) do |width| | |
download(form_url(height, width), "#{@id}_#{height}_#{width}.png") | |
end | |
end | |
end | |
private | |
def download(uri, filepath) | |
File.write(filepath, uri.read, {mode: 'wb'}) | |
end | |
def form_url(x,y) | |
URI.join(RESOURCE, "#{@id}/", fetch_tile(x,y)) | |
end | |
def fetch_tile(x = 0, y = 0) | |
"tiles/0/11/#{x}_#{y}.png" | |
end | |
end |
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