Class Webgen::Tag::ExecuteCommand
In: lib/webgen/tag/executecommand.rb
Parent: Object
Error RenderError CommandNotFoundError LoadError NodeCreationError ::Rake::TaskLib WebgenTask Node Context\n[lib/webgen/context.rb\nlib/webgen/context/nodes.rb\nlib/webgen/context/render.rb\nlib/webgen/context/tags.rb] Tree FileSystem Sitemap Feed Copy Virtual Sitemap Directory Page Fragment Template Memory Metainfo Coderay Sitemap IncludeFile BreadcrumbTrail Langbar TikZ Menu Tags Fragments Resource Website Tidy Head Less Kramdown Xmllint Blocks Helpers Configuration Comparable Language Path StandardError CmdParse::CommandParser CommandParser CmdParse::Command RunCommand CreateCommand WebguiCommand ApplyCommand WebsiteAccess Main Loggable OutputPathHelpers ExecuteCommand Link Date Relocatable Metainfo ::Kramdown::Converter::Html KramdownHtmlConverter Cache Blackboard WebsiteManager Logger Page ProxyNode Utils Scss RDoc Sass Erb RDiscount Erubis Haml Maruku Builder RedCloth AccessHash TarArchive Stacked FileSystem lib/webgen/cache.rb lib/webgen/error.rb lib/webgen/languages.rb lib/webgen/website.rb lib/webgen/blackboard.rb lib/webgen/tree.rb lib/webgen/websitemanager.rb lib/webgen/logger.rb lib/webgen/context/tags.rb lib/webgen/configuration.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/sourcehandler/metainfo.rb lib/webgen/sourcehandler/memory.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/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/link.rb lib/webgen/tag/includefile.rb lib/webgen/tag/date.rb lib/webgen/tag/tikz.rb lib/webgen/tag/sitemap.rb Base Tag lib/webgen/contentprocessor/less.rb lib/webgen/contentprocessor/scss.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 lib/webgen/source/tararchive.rb lib/webgen/source/stacked.rb lib/webgen/source/resource.rb lib/webgen/source/filesystem.rb Source 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]