Class: AndParcel::InstallRequest

Inherits:
Object
  • Object
show all
Defined in:
lib/andparcel/parcel.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts) ⇒ InstallRequest

Returns a new instance of InstallRequest.



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# File 'lib/andparcel/parcel.rb', line 232

def initialize(opts)
	@opts=opts
	@root=opts[:dir] || '.'
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/andparcel/parcel.rb', line 230

def config
  @config
end

#opts ⇒ Object (readonly)

Returns the value of attribute opts.



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# File 'lib/andparcel/parcel.rb', line 230

def opts
  @opts
end

#root ⇒ Object (readonly)

Returns the value of attribute root.



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# File 'lib/andparcel/parcel.rb', line 230

def root
  @root
end

Instance Method Details

#assets(zf) ⇒ Object 



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# File 'lib/andparcel/parcel.rb', line 372

def assets(zf)
	dir=File.join(@root, 'assets')

	zf.entries.each do |entry|
		if (/^assets\/(.+)$/.match entry.name)
			name=$1
			dest=File.join(dir, File.dirname(name), File.basename(name))
			FileUtils.mkdir_p File.dirname(dest)
			File.unlink(dest) if File.exists?(dest)
			entry.extract dest
		end
	end
	
	true
end

#dependencies ⇒ Object

If there are parcels dependent upon this one, inject those as well.



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# File 'lib/andparcel/parcel.rb', line 428

def dependencies
	(@config['dependencies'] || {}).each_pair do |dep, version|
		AndParcel::Parcel.install(dep, opts)
	end
end

#docs(zf) ⇒ Object

For each file in the parcel’s docs/ directory, extract it into parcel/.../docs/, where ... is the ID of the parcel itself.



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# File 'lib/andparcel/parcel.rb', line 335

def docs(zf)
	dir=File.join(@parcel_root, 'docs')

	zf.entries.each do |entry|
		if (/^docs\/(.+)$/.match entry.name)
			dest=File.join(dir, $1)
			FileUtils.mkdir_p File.dirname(dest)
			File.unlink(dest) if File.exists?(dest)
			entry.extract dest
		end
	end
	
	true
end

#inject(dest) ⇒ Object 



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# File 'lib/andparcel/parcel.rb', line 276

def inject(dest)
	Zip::ZipFile.open(dest) do |zf|
		begin
			dependencies if
				manifest(zf) if
					assets(zf) if
						resources(zf) if
							docs(zf) if
								libs(zf) if
									load_config(zf)
	
			FileUtils.mv dest, @parcel_root
		ensure
			File.unlink(dest) if File.exists?(dest)
		end
	end
end

#install(target) ⇒ Object 



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# File 'lib/andparcel/parcel.rb', line 237

def install(target)
	dir=File.join(@root, 'parcels')
	
	FileUtils.mkdir_p(dir) if !File.exists?(dir)
	
	if File.exists?(target)
		dest=File.join(dir, File.basename(target))
		FileUtils.cp target, dest
		inject(dest)
	elsif /(http|https):\/\/.+/.match(target)
		install_from_url(target, dir)
	else
		candidate=Dir[target].sort.reverse.first
													 
		if candidate && File.exists?(candidate)
			dest=File.join(dir, File.basename(candidate))
			FileUtils.cp candidate, dest
			inject(dest)
		else
			url=AndParcel.catalogs.find(target)
			
			if url
				install_from_url(url, dir)
			else
				raise "Could not find parcel #{target}"
			end
		end
	end
end

#install_from_url(target, dir) ⇒ Object 



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# File 'lib/andparcel/parcel.rb', line 267

def install_from_url(target, dir)
	rio_target=rio(target)
	dest=File.join(dir,
								 rio_target.basename.to_s+rio_target.extname)
	FileUtils.mkdir_p(File.dirname(dest))
	rio(dest) < rio_target
	inject(dest)
end

#libs(zf) ⇒ Object

For each JAR in the parcel’s libs/ directory, copy that JAR into the project’s libs/ directory and note what we installed. We only need to track the files installed outside of the parcel-specific subdirectory in parcels/, as that whole directory can be removed on the corresponding extract command.



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# File 'lib/andparcel/parcel.rb', line 319

def libs(zf)
	zf.entries.each do |entry|
		if ('libs/'==entry.parent_as_string)
			dest=File.join(@root, 'libs', File.basename(entry.name))
			FileUtils.mkdir_p File.dirname(dest)
			File.unlink(dest) if File.exists?(dest)
			entry.extract dest
		end
	end
	
	true
end

#load_config(zf) ⇒ Object

Loads the configuration file for this parcel out of its ZIP archive.



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# File 'lib/andparcel/parcel.rb', line 296

def load_config(zf)
	@config=JSON.parse(zf.read('parcel.json'))
	@parcel_root=File.join(@root, 'parcels', @config['name'])
	
	if File.exists?(@parcel_root)
		if [opts[:replace]]
			AndParcel::Parcel.remove(@config['name'], :dir=>opts[:dir])
		else
			raise "Parcel already installed: #{@config['name']}"
		end
	end
	
	FileUtils.mkdir_p @parcel_root

	true
end

#manifest(zf) ⇒ Object

If the parcel has a ManifestMerge.xml file, back up and then open the project’s AndroidManifest.xml file, and merge in anything with a distinct name.



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# File 'lib/andparcel/parcel.rb', line 391

def manifest(zf)
	if zf.find_entry('ManifestMerge.xml')
		dest=File.join(@root, 'AndroidManifest.xml')
	
		if File.exists? dest
			backup=dest+'~'
			File.unlink backup if File.exists?(backup)
			FileUtils.cp dest, backup
			
			doc=Nokogiri::XML(open(dest))
			app=doc.search('application')[0]
			merge=Nokogiri::XML(zf.read('ManifestMerge.xml'))
			
			merge.root.children.each do |node|
				if node.element?
					if $COMPONENTS.include?(node.name)
						existing=app.xpath("*[@android:name='#{node['name']}']",
															 'android'=>"http://schemas.android.com/apk/res/android")
						
						if existing.size==0
							app.add_child(node.to_s)
						end
					else
						# no support for other elements right now
					end
				end
			end
			
			open(dest, "w") {|f| f.puts doc.to_s }
		end
	end
	
	true
end

#resources(zf) ⇒ Object

For each resource in the parcel’s res/ directory, copy that resource into the project’s res/ directory and note what we installed. We only need to track the files installed outside of the parcel-specific subdirectory in parcels/, as that whole directory can be removed on the corresponding extract command.



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# File 'lib/andparcel/parcel.rb', line 356

def resources(zf)
	dir=File.join(@root, 'res')

	zf.entries.each do |entry|
		if (/^res\/(.+)$/.match entry.name)
			name=$1
			dest=File.join(dir, File.dirname(name), File.basename(name))
			FileUtils.mkdir_p File.dirname(dest)
			File.unlink(dest) if File.exists?(dest)
			entry.extract dest
		end
	end
	
	true
end