Class: Hobix::Facets::Publisher

Inherits:
BaseFacet show all
Defined in:
lib/hobix/facets/publisher.rb

Overview

The Publisher plugin adds a web interface for managing Hobix blogs. Basically, to add the publisher to your site, ensure the plugin is loaded within your hobix.yaml ‘requires’ list:

requires:
- hobix/facets/publisher

Defined Under Namespace

Classes: MissingRequired

Instance Method Summary collapse

Methods inherited from BaseFacet

not_found, #protect

Methods inherited from BasePlugin

inherited, start

Constructor Details

#initialize(weblog, defaults = {}) ⇒ Publisher

Returns a new instance of Publisher.



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# File 'lib/hobix/facets/publisher.rb', line 33

def initialize( weblog, defaults = {} )
    @weblog = weblog
end

Instance Method Details

#get(app) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 36

def get app
    if app.respond_to? :action_uri
        ns, method_id = app.action_uri.split( '/', 2 )
        return false unless ( ns.nil? or ns == "publisher" )

        case method_id
        when /\.js$/
            app.content_type = "text/javascript"
            app.puts File.read( File.join( Hobix::SHARE_PATH, "publisher", method_id ) )
            return true
        when /\.css$/
            app.content_type = "text/css"
            app.puts File.read( File.join( Hobix::SHARE_PATH, "publisher", method_id ) )
            return true
        when /\.png$/
            app.content_type = "image/png"
            app.puts File.read( File.join( Hobix::SHARE_PATH, "publisher", method_id ) )
            return true
        end

        # dispatch the url action
        method_args = (method_id || "config").split( /\// )
        method_id = "config"
        method_args.length.downto(1) do |i|
            if respond_to? "get_#{ method_args[0,i].join( '_' ) }"
                method_id = "get_#{ method_args.slice!(0,i).join( '_' ) }"
                break
            end
        end
        method_args.unshift app
        return false unless respond_to? method_id
        @screen = method( method_id ).call( *method_args )
        return true unless @screen

        # Display publisher page
        erb_src = File.read( File.join( Hobix::SHARE_PATH, "publisher/index.erb" ) )
        app.content_type = 'text/html'
        app.puts ::ERB.new( erb_src, nil, nil, "_hobixpublish" ).result( binding )
        return true
    end
end

#get_config(app) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 267

def get_config( app )
    @title = 'config'
    case app.request_method
    when "GET"
        show_weblog_form( @weblog, app )
    when "POST"
        weblog, missing = save_form( @weblog, app )
        # if missing.empty?
        #     weblog.save( weblog.hobix_yaml + ".edit" )
        #     red %{
        #         *Your configuraton has been saved.*
        #         
        #         Please note that this development version of Hobix isn't
        #         yet equipped to deal with re-sorting of the requires.  I'm not that great with Prototype
        #         yet and I also want to write some code to sandbox the configuration, to check that the
        #         requires will load right before saving it.
        #     }
        # else
        #     show_weblog_form( weblog, app )
        # end
        [weblog, missing].to_yaml
    end
end

#get_entries(app, *entry_id) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 291

def get_entries( app, *entry_id )
    @title = 'entries'
    unless entry_id.empty?
        e = @weblog.storage.load_entry( entry_id.join( '/' ) )
    else
        e = Hobix::Entry.new
    end
    case app.request_method
    when "GET"
        make_form :app => app,
          :full_title => 'Post an Entry',
          :intro => %q{
              **Bold** fields are required.
          }.gsub( /^ +/, '' ),
          :object => e
    when "POST"
        e, missing = save_form( e, app )
        e.inspect
    end
end

#make_form(form) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 78

def make_form( form )
    form_erb = %q{
% current = nil
        <style type="text/css">
        <!--
        ul.edit_as_map, ol.edit_as_omap {
            list-style-image:none;
            list-style-type:none;
            margin-top:5px;
            margin:0px;
            padding:0px;
            margin-left:140px;
        }
        ul.edit_as_map li, ol.edit_as_omap li {
            padding: 3px 0px;
            margin: 0px;
        }
        ol.edit_as_omap li .handle {
            cursor: move;
        }
        -->
        </style>
        <script type="text/javascript" language="javascript">
        // <![CDATA[
        function sortable_to_csv(element) {
            var element = $(element);
            var options = {
                tag:  element.sortable.tag,
                only: element.sortable.only,
                name: element.id
            }.extend(arguments[1] || {});

            var items = $(element).childNodes;
            var queryComponents = new Array();

            for(var i=0; i<items.length; i++)
                if(items[i].tagName && items[i].tagName==options.tag.toUpperCase() &&
                    (!options.only || (Element.Class.has(items[i], options.only))))
                        queryComponents.push(items[i].id.replace(element.id+'_',''));

            return queryComponents;
        }
        // ]]>
        </script>
        <h2><%= form[:full_title] %></h2>
        <form id="publisher_form" method="post" enctype="multipart/form-data">
        <p><%= RedCloth.new( form[:intro] ).to_html %></p>
% form[:object].class.properties.each do |name, opts|
%     next unless opts and opts[:edit_as]
%     if sect = form[:object].class.prop_sections.detect { |k,v| v[:__sect] == current }
        <fieldset>
            <legend><%= sect[0] %></legend>
%     end
%     title = name.to_s.gsub( '_', ' ' ).capitalize
%     val = form[:object].instance_variable_get( "@" + name.to_s )
%     if name == :notes
            <div class="notes">
            <h4><%= title %></h4>
            </div>
%     else
            <div class="<%= opts[:req] ? 'required' : 'optional' %>">
            <label for="<%= name %>"><%= title %>:</label>
%         case opts[:edit_as]
%         when :password
            <input type="password" name="<%= name %>" id="<%= name %>"
                   class="inputPassword" size="10" tabindex="" 
                   maxlength="25" value="<%= val %>" />
%         when :checkbox
            <input type="checkbox" name="<%= name %>" id="<%= name %>" 
                   class="inputCheckbox" tabindex="" value="1" />
%         when :textarea
            <textarea name="<%= name %>" id="<%= name %>" rows="<%= opts[:edit_rows] || 4 %>" cols="<%= opts[:edit_cols] || 36 %>" tabindex=""><%= val %></textarea>
%         when :omap
            <ol id="<%= name %>sort" class="edit_as_omap">
%             val.each do |vkey, vval|
%                 vkey = vkey.keys.first if vkey.is_a? Hash
                <li id="<%= name %>sort_<%= vkey %>" class="sorty" name="<%= vkey %>">
                    <span class="handle">&raquo;</span>
                    <%= vkey %>
                    <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/edit/#{ name }/#{ vkey }" ) %>">edit</a>
                    <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/del/#{ name }/#{ vkey }" ) %>">remove</a>
                </li>
%             end if val
                <li class="new_item">
                <span>&raquo;</span>
                <input type="text" name="<%= name %>_new" id="<%= name %>_new" style="width:150px" 
                       class="inputText" tabindex="" maxlength="255" value="" />
                <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/add/#{ name }" ) %>">add</a>
                </li>
            </ul>
            <input type="hidden" name="<%= name %>" id="<%= name %>" value="" />
            <script type="text/javascript" language="javascript">
            // <![CDATA[
            Sortable.create("<%= name %>sort", {handle:'handle', only: 'sorty', onUpdate:function () {
                $("<%= name %>").value = sortable_to_csv(this.element).join(' ');
            }});
            // ]]>
            </script>
%         when :map
            <ul id="<%= name %>_order" class="edit_as_map">
%             val.each do |vkey, vval|
                <li id="<%= name %>_<%= vkey %>">
                    <%= vkey %>
                    <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/edit/#{ name }/#{ vkey }" ) %>">edit</a>
                    <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/del/#{ name }/#{ vkey }" ) %>">remove</a>
                </li>
%             end if val
                <li id="new_item">
                <input type="text" name="<%= name %>_new" id="<%= name %>_new" style="width:150px"
                       class="inputText" tabindex="" maxlength="255" value="" />
                <a href="<%= form[:app].absuri( :path_info => "/publisher/#{ @title }/add/#{ name }" ) %>">add</a>
                </li>
            </ul>
%         else
            <input type="text" name="<%= name %>" id="<%= name %>" 
                   class="inputText" size="<%= opts[:edit_size] || 24 %>" tabindex="" 
                   maxlength="255" value="<%= val %>" />
%         end

%         if opts.include? :notes
            <small><%= fopts['notes'] %></small>
%         end
%         if form[:object].respond_to? "default_#{ name }"
            <small><em>Defaults to <strong><%= form[:object].method( "default_#{ name }" ).call %></strong>.</em></small>
%         end
            </div>
%     end
%     current = name
%     if form[:object].class.prop_sections.detect { |k,v| v[:__sect] == current }
        </fieldset>
%     end
% end
        </fieldset>
        <fieldset>
            <div class="submit">
            <div>

            <input type="submit" class="inputSubmit" tabindex="" value="Submit &raquo;" />
            <input type="submit" class="inputSubmit" tabindex="" value="Cancel" />
            </div>
            </div>
        </fieldset>
        </form>
    }
    return ::ERB.new( form_erb, 0, "%<>", "_hobixpublishFORM" ).result( binding )
end

#red(str) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 253

def red( str ); RedCloth.new( str ).to_html; end

#save_form(obj, app) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 225

def save_form( obj, app )
    obj = obj.dup
    missing = []
    obj.class.properties.each do |name, opts|
        next unless opts
        next unless app._POST.has_key? name.to_s
        val = app._POST[name.to_s]
        val = nil if val and val.empty?
        missing << name if val.nil? and opts[:req]

        case opts[:edit_as]
        when :omap
            omap = obj.instance_variable_get( "@#{name}" )
            sorted = val.to_s.split(/\s+/)
            sorted.each { |item| omap << [item] unless omap.assoc(item) }
            omap.sort_by { |item, val| sorted.index(item) || sorted.length }
        when :map
            map = obj.instance_variable_get( "@#{name}" )
            val.to_s.split(/\s+/).each do |item|
                map[item] ||= nil
            end
        else
            obj.instance_variable_set( "@#{name}", val )
        end
    end
    [obj, missing]
end

#show_weblog_form(weblog, app) ⇒ Object 



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# File 'lib/hobix/facets/publisher.rb', line 255

def show_weblog_form( weblog, app )
    make_form :app => app,
      :full_title => 'Configure Your Weblahhg',
      :intro => %q{
          Generally speaking, you shouldn't have to alter many of your weblog settings.
          Most of the below are available for those who really want to customize.
          
          **Bold** fields are required.
      }.gsub( /^ +/, '' ),
      :object => weblog
end