Class Webgen::Tag::ExecuteCommand
In: lib/webgen/tag/executecommand.rb
Parent: Object
Error RenderError CommandNotFoundError LoadError NodeCreationError ::Rake::TaskLib WebgenTask Context\n[lib/webgen/context.rb\nlib/webgen/context/nodes.rb\nlib/webgen/context/render.rb\nlib/webgen/context/tags.rb] Node Tree FileSystem Sitemap Coderay Sitemap IncludeFile Langbar BreadcrumbTrail TikZ Menu Feed Copy Virtual Sitemap Directory Page Fragment Template Metainfo Memory Resource Tags Fragments Website Tidy Head Kramdown Less Xmllint Blocks Helpers Configuration Comparable Language Path StandardError CmdParse::CommandParser CommandParser CmdParse::Command RunCommand WebguiCommand CreateCommand ApplyCommand ExecuteCommand Link Date Relocatable Metainfo WebsiteAccess Main Loggable OutputPathHelpers ::Kramdown::Converter::Html KramdownHtmlConverter Cache Blackboard WebsiteManager Logger Page ProxyNode Utils TarArchive Stacked FileSystem RDoc Sass Erb RDiscount Erubis Haml Maruku Builder RedCloth AccessHash lib/webgen/cache.rb lib/webgen/error.rb lib/webgen/languages.rb lib/webgen/blackboard.rb lib/webgen/website.rb lib/webgen/tree.rb lib/webgen/websitemanager.rb lib/webgen/logger.rb lib/webgen/configuration.rb lib/webgen/context/tags.rb lib/webgen/path.rb lib/webgen/webgentask.rb lib/webgen/page.rb lib/webgen/node.rb lib/webgen/cli/run_command.rb lib/webgen/cli/utils.rb lib/webgen/cli/apply_command.rb lib/webgen/cli/webgui_command.rb lib/webgen/cli.rb lib/webgen/cli/create_command.rb Color CLI ClassMethods WebsiteAccess LanguageManager lib/webgen/output/filesystem.rb Output lib/webgen/common/sitemap.rb Common lib/webgen/tag/coderay.rb lib/webgen/tag/relocatable.rb lib/webgen/tag/menu.rb lib/webgen/tag/langbar.rb lib/webgen/tag/executecommand.rb lib/webgen/tag/breadcrumbtrail.rb lib/webgen/tag/metainfo.rb lib/webgen/tag/includefile.rb lib/webgen/tag/link.rb lib/webgen/tag/date.rb lib/webgen/tag/tikz.rb lib/webgen/tag/sitemap.rb Base Tag lib/webgen/sourcehandler/memory.rb lib/webgen/sourcehandler/metainfo.rb lib/webgen/sourcehandler/copy.rb lib/webgen/sourcehandler/directory.rb lib/webgen/sourcehandler.rb lib/webgen/sourcehandler/page.rb lib/webgen/sourcehandler/template.rb lib/webgen/sourcehandler/fragment.rb lib/webgen/sourcehandler/sitemap.rb lib/webgen/sourcehandler/virtual.rb lib/webgen/sourcehandler/feed.rb OutputPathHelpers Base SourceHandler lib/webgen/source/tararchive.rb lib/webgen/source/stacked.rb lib/webgen/source/resource.rb lib/webgen/source/filesystem.rb Source lib/webgen/contentprocessor/less.rb lib/webgen/contentprocessor/blocks.rb lib/webgen/contentprocessor/rdoc.rb lib/webgen/contentprocessor/sass.rb lib/webgen/contentprocessor/erb.rb lib/webgen/contentprocessor/rdiscount.rb lib/webgen/contentprocessor/tags.rb lib/webgen/contentprocessor/erubis.rb lib/webgen/contentprocessor/kramdown/html.rb lib/webgen/contentprocessor/haml.rb lib/webgen/contentprocessor/maruku.rb lib/webgen/contentprocessor/xmllint.rb lib/webgen/contentprocessor/kramdown.rb lib/webgen/contentprocessor/head.rb lib/webgen/contentprocessor/builder.rb lib/webgen/contentprocessor/tidy.rb lib/webgen/contentprocessor/redcloth.rb lib/webgen/contentprocessor/fragments.rb lib/webgen/contentprocessor.rb ContentProcessor Loggable Webgen dot/m_81_0.png

Executes the given command and returns the standard output. All special HTML characters are escaped.

Methods

call  

Included Modules

Webgen::Tag::Base

Constants

BIT_BUCKET = (Config::CONFIG['host_os'] =~ /mswin|mingw/ ? "nul" : "/dev/null")

Public Instance methods

Execute the command and return the standard output.

[Source]

    # File lib/webgen/tag/executecommand.rb, line 18
18:     def call(tag, body, context)
19:       command = param('tag.executecommand.command')
20:       output = `#{command} 2> #{BIT_BUCKET}`
21:       if $?.exitstatus != 0
22:         raise Webgen::RenderError.new("Command '#{command}' has return value != 0: #{output}",
23:                                       self.class.name, context.dest_node, context.ref_node)
24:       end
25:       output = CGI::escapeHTML(output) if param('tag.executecommand.escape_html')
26:       [output, param('tag.executecommand.process_output')]
27:     end

[Validate]