Adrian Short 12 years ago
commit
727f6dcee6
1 changed files with 26 additions and 0 deletions
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      post.rb

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post.rb View File

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class Post
include MongoMapper::Document

key :title, String
key :url, String
key :author, String
key :summary, String
key :content, String
key :published, Time
key :loc, Hash # { lng, lat }
timestamps!

ensure_index [[:loc, '2d']]

belongs_to :feed
EARTH_RADIUS_M = 6378000
def self.near(lat, lng, radius_m)
all(
:loc => {
'$nearSphere' => [ lng, lat ],
'$maxDistance' => radius_m / EARTH_RADIUS_M
})
end
end

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