Module: Repository

Defined in:
lib/common.rb

Constant Summary collapse

SUPPORTED_MIME_TYPES = 
{
		"application/pdf": {name: "PDF", expression: /\.pdf$/i},
		"text/html": {name: "HTML", expression: /\.html?$/i},
		"application/vnd.openxmlformats-officedocument.wordprocessingml.document":
{name: "Word", expression: /\.docx?$/i},
		"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet":
{name: "Excel", expression: /\.xlsx?$/i},
		"application/hl7-cds-knowledge-artifact-1.3+xml": {name: 'HL7 KNART v1.3', expression: /KRprt(?!_CRCK).*\.xml$/i},
		"application/docbook": {name: 'DocBook', expression: /(HIMKWP|KVRpt|CSD).*\.xml$/i},
		'application/hl7-cds-knowledge-artifact-composite+xml': {name: 'Composite Artifact', expression: /CRCK_.*\.xml$/i},
		'image/svg+xml': {name: "SVG Image", expression: /\.svg$/i}
}
KNART_MIME_TYPES = 
[
		"application/hl7-cds-knowledge-artifact-1.3+xml"
]
COMPOSITE_MIME_TYPES = 
[
		'application/hl7-cds-knowledge-artifact-composite+xml'
]
DIGRAPH_TEMPLATE = 
'image/svg+xml': {name: "SVG Image", expression: /\.svg$/i}
	  }
	
	KNART_MIME_TYPES = [
		"application/hl7-cds-knowledge-artifact-1.3+xml"
	  ]

	COMPOSITE_MIME_TYPES = [
		'application/hl7-cds-knowledge-artifact-composite+xml'
	  ]


DIGRAPH_TEMPLATE = <<TEMPLATE
digraph {
	<% artifacts.each do |a| %>
	artifact_<%= a[:hash] %>[label="<%= a[:name] %>\n<%= a[:file] %>", shape=rounded, style=filled, fillcolor=lightblue]<% end %>

	<% events.each do |k, v| %>
	event_<%= v %>[label="<%= k %>", style=filled, fillcolor=yellow]<% end %>
	
	<% artifacts.each do |a| %><% a[:emits].each do |e| %>
	artifact_<%= a[:hash] %> -> event_<%= events[e[:name]] %>[fontsize=8, label="emits\n<%= e[:conditions] %>"]<% end %><% end %>
	<% artifacts.each do |a| %><% a[:triggers].each do |t| %>
	event_<%= events[t] %> -> artifact_<%= a[:hash] %>[label="triggers"]<% end %><% end %>
}
TEMPLATE

Instance Method Summary collapse

Instance Method Details

#audit_content_directory(root, manifest) ⇒ Object 



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# File 'lib/common.rb', line 166

def audit_content_directory(root, manifest)
	good = []
	bad = []
	manifest['groups'].each do |group|
		group['items'].each do |item|
			if item['path']
				path = "#{root}/#{item['path']}"
				if File.exist? path
					good << item
				else
					bad << item
				end
			end
			begin
				if item['url']
					response = HTTParty.head(item['url'])
					if(response.code >= 400)
						bad << item
					else
						good << item
					end
				end
			rescue SocketError => e
				# Probably a bad DNS or protocol name.
				bad << item
			end
		end
	end
	return [good, bad]

end

#content_directory_to_item_tree(root) ⇒ Object 



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# File 'lib/common.rb', line 117

def content_directory_to_item_tree(root)
	content = []
	list = Dir["#{root}/**/**"]
	list.each do |n|
		# puts n
		if(File.file?(n))
			# ext = File.extname(n).downcase[1..-1]
			mimeType = mimeTypeForFile(n)
			name = n.split('/')[1] #.split['.'][0]
			name = name.split('_').collect(&:capitalize).join(' ')
			tags = n.split('/').select{|d| d.length <= 4}
			# Add subdirectory names to the tag list
			subs = Dir.glob(File.dirname(n) + '/*').select{ |t|
				puts t
				# puts					File.directory?(t)
				# puts	File.dirname(n) != t
				# byebug
				File.directory?(t) && n != t
			}.collect{ |t| File.basename(t)}
			puts "#{n} SUBS: #{subs}"
			tags |= subs
			if mimeType # it's a supported piece of content
				item = {
					'name': name,
					'path': n,
					'mimeType': mimeType,
					'tags': tags
				}
				update_security(item)
				item = rekey(item)
				# Any directory name of 4 characters or less will be treated as a tag automatically
				content << item
			end
		end
	end
	content
end

#generate_dot(doc) ⇒ Object 



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# File 'lib/common.rb', line 42

def generate_dot(doc)
	artifacts = []
	events = {}
	doc.xpath('//xmlns:containedArtifacts/xmlns:artifact').each do |a|
		name = a.xpath('./xmlns:name/@value').to_s
		file = a.xpath('./xmlns:reference/xmlns:url/@address').to_s
		file = '(embedded)' if file.empty?
		triggers = []
		emits = []
		tmp = {
			name: name,
			hash: Digest::SHA1.hexdigest(name),
			file: file,
			triggers: triggers,
			emits: emits
		}
		artifacts << tmp

		# Search for triggers
		# puts a
		a.xpath('.//xmlns:triggers/xmlns:trigger/@onEventName').each do |t|
			value = t.to_s
			triggers << value
			events[value] = Digest::SHA1.hexdigest(value)
		end

		# Emmitted events within embedded KNARTs.
		a.xpath('./xmlns:knowledgeDocument//xmlns:simpleAction[@xsi:type="FireEventAction"]').each do |action|
			conditions = action.xpath('./xmlns:conditions').to_s.gsub('"', '\"')
			# puts conditions
			action.xpath('.//elm:element[@name="EventName"]/elm:value/@value').each do |n|
				value = n.to_s
				emits << {
					name: value,
					conditions: conditions
				}
				events[value] = Digest::SHA1.hexdigest(value)
			end
		end

		# Emmitted events for referencesd KNARTs.
		a.xpath('./xmlns:onCompletion//xmlns:eventName/@name').each do |n|
			value = n.to_s
			emits << {
				name: value,
				conditions: '(always)'
			}
			events[value] = Digest::SHA1.hexdigest(value)
		end
		

	end
	# puts artifacts
	# puts events
	renderer = ERB.new(DIGRAPH_TEMPLATE)
	renderer.result(binding)
end

#mimeTypeForFile(path) ⇒ Object 



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# File 'lib/common.rb', line 105

def mimeTypeForFile(path)
	mimeType = nil
	SUPPORTED_MIME_TYPES.each do |k,v|
		if v[:expression].match?(path)
			mimeType = k
			break
		end
	end
	# puts mimeType || path
	mimeType
end

#rekey(hash) ⇒ Object

Forces keys to strings.



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# File 'lib/common.rb', line 101

def rekey(hash)
	hash.collect{|k,v| [k.to_s, v]}.to_h
end

#render_partial(name, stuff) ⇒ Object 



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# File 'lib/common.rb', line 198

def render_partial(name, stuff)
	template = File.join(File.dirname(File.expand_path(__FILE__)), name)
	Slim::Template.new(template).render(self, stuff)
end

#update_security(item) ⇒ Object 



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# File 'lib/common.rb', line 155

def	update_security(item)
	# byebug
	content = File.read(item[:path])
	item['security'] = rekey({
		sha1: Digest::SHA1.hexdigest(content),
		sha256: Digest::SHA256.hexdigest(content),
		md5: Digest::MD5.hexdigest(content)
	})
	puts item
end