Class: OMF::Web::Rack::TabMapper

Inherits:
Base::LObject
  • Object
show all
Defined in:
lib/omf-web/rack/tab_mapper.rb

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ TabMapper

Returns a new instance of TabMapper.



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# File 'lib/omf-web/rack/tab_mapper.rb', line 17

def initialize(opts = {})
  @opts = opts
  @tab_opts = opts[:tabs] || {}
  @tabs = {}
  find_tabs()
end

Instance Method Details

#_component_name(path) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 48

def _component_name(path)
  unless comp_name = path[1]
    comp_name = ((@opts[:tabs] || [])[0] || {})[:id]
  end
  comp_name = comp_name.to_sym if comp_name
  #puts "PATH: #{path} - #{comp_name}"
  comp_name
end

#call(env) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 34

def call(env)
  #puts env.keys.inspect

  req = ::Rack::Request.new(env)
  debug "Requesting #{req.path}"

  OMF::Web::Theme.require 'page'
  body, headers = render_page(req)
  if headers.kind_of? String
    headers = {"Content-Type" => headers}
  end
  [200, headers, [body]] # required for ruby > 1.9.2
end

#find_tabs ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 24

def find_tabs()
  tabs = OMF::Web::Widget.toplevel_widgets(@opts[:use_tabs])
  @enabled_tabs = {}
  tabs.each do |t|
    name = t[:id].to_sym
    @enabled_tabs[name] = t
  end
  @opts[:tabs] = tabs
end

#find_top_widget(tab, req) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 87

def find_top_widget(tab, req)
  sid = req.params['sid']
  tab_id = tab[:id]
  @tabs[tab_id] ||= OMF::Web::Widget.create_widget(tab_id)
  #inst = OMF::Web::SessionStore[tab_id, :tab]
end

#render_card(req) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 57

def render_card(req)
  #puts ">>>> REQ: #{req.path_info}::#{req.inspect}"

  opts = @opts.dup
  opts[:prefix] = req.script_name
  opts[:request] = req
  opts[:path] = req.path_info

  path = req.path_info.split('/')
  unless comp_name = _component_name(path)
puts ">>>>> #{path} - #{opts[:tabs]}"
    return render_no_card(opts)
  end
  opts[:component_name] = comp_name.to_sym
  # action = (path[2] || 'show').to_sym

  tab = @enabled_tabs[comp_name]
  unless tab
    warn "Request for unknown component '#{comp_name.inspect}':(#{@enabled_tabs.keys.inspect})"
    return render_unknown_card(comp_name, opts)
  end
  opts[:tab] = tab_id = tab[:id]

  widget = find_top_widget(tab, req)
  OMF::Web::Theme.require 'page'
  page = OMF::Web::Theme::Page.new(widget, opts)
  [page.to_html, 'text/html']
end

#render_no_card(popts) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 102

def render_no_card(popts)
  popts[:active_id] = 'unknown'
  popts[:flash] = {:alert => %{There are no components defined for this site.}}
  popts[:tabs] = []
  [OMF::Web::Theme::Page.new(nil, popts).to_html, 'text/html']
end

#render_page(req) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 109

def render_page(req)
  render_card(req)
end

#render_unknown_card(comp_name, popts) ⇒ Object 



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# File 'lib/omf-web/rack/tab_mapper.rb', line 94

def render_unknown_card(comp_name, popts)
  #popts[:active_id] = 'unknown'
  popts[:flash] = {:alert => %{Unknonw component '#{comp_name}'. To select any of the available
    components, please click on one of the tabs above.}}

  [OMF::Web::Theme::Page.new(nil, popts).to_html, 'text/html']
end