Class: ReaPack::Index::Scanner
- Inherits:
-
Object
- Object
- ReaPack::Index::Scanner
- Defined in:
- lib/reapack/index/scanner.rb
Constant Summary collapse
- PROVIDES_VALIDATOR =
proc {|value| begin Provides.parse_each(value).to_a and nil rescue Error => e e. end }
- VERSION_SEGMENT_MAX =
(2 ** 16) - 1
- SIMPLE_TAG =
[MetaHeader::VALUE, MetaHeader::SINGLELINE].freeze
- HEADER_RULES =
{ # package-wide tags version: [ MetaHeader::REQUIRED, MetaHeader::VALUE, MetaHeader::SINGLELINE, /\A\d/, proc {|v| s = v.scan(/\d+/).find {|s| s.to_i > VERSION_SEGMENT_MAX } 'segment overflow (%d > %d)' % [s, VERSION_SEGMENT_MAX] if s } ], about: MetaHeader::VALUE, description: SIMPLE_TAG, donation: MetaHeader::VALUE, link: MetaHeader::VALUE, noindex: MetaHeader::BOOLEAN, screenshot: MetaHeader::VALUE, # version-specific tags author: SIMPLE_TAG, changelog: MetaHeader::VALUE, metapackage: MetaHeader::BOOLEAN, provides: [MetaHeader::VALUE, PROVIDES_VALIDATOR], }.freeze
- HEADER_ALIASES =
{ [:reascript_name, :jsfx_name, :theme_name, :extension_name, :langpack_name, :webinterface_name, :desc, :name] => :description, [:links, :website] => :link, :donate => :donation, :screenshots => :screenshot, }.freeze
- META_TYPES =
[:extension, :data, :theme, :webinterface].freeze
Instance Method Summary collapse
- #eval_links(type, tag: nil) ⇒ Object
-
#initialize(cat, pkg, mh, index) ⇒ Scanner
constructor
A new instance of Scanner.
- #make_url(path, template = nil) ⇒ Object
- #metapackage? ⇒ Boolean
- #parse_provides(provides) ⇒ Object
- #run(strict = false) ⇒ Object
Constructor Details
#initialize(cat, pkg, mh, index) ⇒ Scanner
Returns a new instance of Scanner.
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# File 'lib/reapack/index/scanner.rb', line 49 def initialize(cat, pkg, mh, index) @cat, @pkg, @mh, @index = cat, pkg, mh, index @cselector = @index.cdetector[pkg.path] @self_overriden = false end |
Instance Method Details
#eval_links(type, tag: nil) ⇒ Object
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# File 'lib/reapack/index/scanner.rb', line 215 def eval_links(type, tag: nil) tag ||= type @pkg..replace_links type do @mh[tag].to_s.each_line {|line| line.strip! @pkg..push_link type, *Link.split(line) unless line.empty? } end end |
#make_url(path, template = nil) ⇒ Object
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# File 'lib/reapack/index/scanner.rb', line 102 def make_url(path, template = nil) unless template unless template = @index.url_template raise Error, 'unable to generate download links: empty url template' end unless @index.files.include? path raise Error, "file not found '#{path}'" end end substitutions = { '$path' => path, '$commit' => @index.commit || 'master', '$version' => @ver.name, '$package' => @pkg.path, } uri = Addressable::URI.parse template [:host, :path, :query].each {|segment| value = uri.send segment if value value.gsub! /\$\w+/, substitutions uri.send "#{segment}=", value end } uri.normalize.to_s end |
#metapackage? ⇒ Boolean
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# File 'lib/reapack/index/scanner.rb', line 226 def @metapackage ||= if @mh[:metapackage].nil? META_TYPES.include? @pkg.type else @mh[:metapackage] end end |
#parse_provides(provides) ⇒ Object
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# File 'lib/reapack/index/scanner.rb', line 132 def parse_provides(provides) pathdir = Pathname.new @pkg.category Provides.parse_each(provides).map {|line| line.file_pattern = @pkg.name if line.file_pattern == '.' = ReaPack::Index. line.file_pattern, @pkg.category if == @pkg.path # always resolve path even when an url template is set files = [] elsif line.url_template.nil? files = @index.files.select {|f| File.fnmatch , f, File::FNM_PATHNAME | File::FNM_EXTGLOB } raise Error, "file not found '#{line.file_pattern}'" if files.empty? else # use the relative path for external urls if line.file_pattern.start_with? '/' prefix = [] dirs = File.split(@pkg.category).size - 1 dirs.times { prefix << '..' } files = [File.join(*prefix, line.file_pattern)] else files = [line.file_pattern] end end files.map {|file| if line.target if line.target =~ /[\/\\\.]+\z/ base_file = File.basename file target = File.join line.target, base_file else target = line.target end = ReaPack::Index. target, @pkg.category else target = file end src = Source.new make_url(file, line.url_template) src.platform = line.platform src.type = line.type case line.main? when true src.detect_sections @pkg when Array src.sections = line.main? end @cselector.push src.type || @pkg.type, src.platform, line.url_template || line.target ? : target if file == @pkg.path if # the current file is still added as a source even if @metapackage # is enabled but won't be added to the Action List unless specified elsif line.main.nil? # not a metapackage? then the current file is registered by default src.detect_sections @pkg end src.file = target if line.target && != file @self_overriden = true else if line.url_template src.file = file elsif line.target src.file = target else src.file = Pathname.new(file).relative_path_from(pathdir).to_s end end src } }.flatten end |
#run(strict = false) ⇒ Object
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# File 'lib/reapack/index/scanner.rb', line 55 def run(strict = false) @mh.alias HEADER_ALIASES errors = @mh.validate(HEADER_RULES, strict) unless errors.empty? raise Error, errors.join("\n") end @pkg.description = @mh[:description] @pkg..about = @mh[:about] eval_links :website, tag: :link eval_links :screenshot eval_links :donation @pkg.version @mh[:version] do |ver| next unless ver.is_new? || @index.amend @ver = ver ver. = @mh[:author] ver.time = @index.time if @index.time && ver.is_new? ver.changelog = @mh[:changelog] ver.replace_sources do @cselector.clear sources = parse_provides @mh[:provides] unless || @self_overriden # add the package itself as a main source src = Source.new make_url(@pkg.path) src.detect_sections @pkg sources.unshift src @cselector.push @pkg.type, src.platform, @pkg.path end sources.each {|src| ver.add_source src } end end if cons = @cselector.resolve raise Error, cons.first unless cons.empty? end end |