63 lines
1.6 KiB
Ruby
63 lines
1.6 KiB
Ruby
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require 'digest/md5'
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module CouchRest
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module Mixins
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module DesignDoc
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def self.included(base)
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base.extend(ClassMethods)
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end
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module ClassMethods
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def design_doc_id
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"_design/#{design_doc_slug}"
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end
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def design_doc_slug
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return design_doc_slug_cache if design_doc_slug_cache && design_doc_fresh
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funcs = []
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design_doc['views'].each do |name, view|
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funcs << "#{name}/#{view['map']}#{view['reduce']}"
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end
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md5 = Digest::MD5.hexdigest(funcs.sort.join(''))
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self.design_doc_slug_cache = "#{self.to_s}-#{md5}"
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end
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def default_design_doc
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{
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"language" => "javascript",
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"views" => {
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'all' => {
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'map' => "function(doc) {
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if (doc['couchrest-type'] == '#{self.to_s}') {
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emit(null,null);
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}
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}"
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}
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}
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}
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end
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def refresh_design_doc
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did = design_doc_id
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saved = database.get(did) rescue nil
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if saved
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design_doc['views'].each do |name, view|
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saved['views'][name] = view
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end
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database.save_doc(saved)
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self.design_doc = saved
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else
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design_doc['_id'] = did
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design_doc.delete('_rev')
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design_doc.database = database
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design_doc.save
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end
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self.design_doc_fresh = true
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end
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end # module ClassMethods
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end
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end
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end
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