Module: FlickrPhoto

Defined in:
lib/objectiveflickr/flickr_photo.rb

Overview

This helper module provides a set of utility methods for Flickr photos. Methods such as unique_id_from_hash and url_from_unique_id are helpful when you try to move the photo id data to and fro your web apps.

Class Method Summary collapse

Class Method Details

.default_photo_url_base(b) ⇒ Object

Set the default photo base URL, without the http:// part



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# File 'lib/objectiveflickr/flickr_photo.rb', line 19

def self.default_photo_url_base(b)
  @photo_url_base = b
end

.hash_from_unique_id(uid) ⇒ Object

This utility method breaks apart the photo id into Flickr photo keys and returns a hash of the photo information

NOTE: No sanitation check here



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# File 'lib/objectiveflickr/flickr_photo.rb', line 47

def self.hash_from_unique_id(uid)      
  p = uid.split("-")
  {
    :server=>p[1], :id=>p[2], :secret=>p[3],
    :farm=>p[4], :size=>p[5], :type=>p[6]
  }
end

.unique_id_from_hash(params, prefix = 'photo') ⇒ Object

This utility method combines the Flickr photo keys (from which one gets the real URL of a photo) into a photo id that you can use in a div



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# File 'lib/objectiveflickr/flickr_photo.rb', line 32

def self.unique_id_from_hash(params, prefix='photo')
  p = self.normalize_parameter(params)
  [prefix, p[:server], p[:id], p[:secret], p[:farm], p[:size], p[:type]].join("-")    
end

.url_from_hash(params) ⇒ Object

This utility method returns the URL of a Flickr photo using the keys :farm, :server, :id, :secret, :size and :type



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# File 'lib/objectiveflickr/flickr_photo.rb', line 25

def self.url_from_hash(params)
  self.url_from_normalized_hash(self.normalize_parameter(params))
end

.url_from_unique_id(uid) ⇒ Object

This utility method breaks apart the photo id into Flickr photo keys and returns the photo URL



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# File 'lib/objectiveflickr/flickr_photo.rb', line 39

def self.url_from_unique_id(uid)
  self.url_from_normalized_hash(self.hash_from_unique_id(uid))
end