Module: Zena::Use::Ajax::ZafuMethods
- Defined in:
- lib/zena/use/ajax.rb
Overview
ViewMethods
Class Method Summary collapse
Instance Method Summary collapse
- #process_drag ⇒ Object
- #process_toggle ⇒ Object
- #r_ajax? ⇒ Boolean
-
#r_ajs ⇒ Object
Only execute javascript on ajax.
-
#r_drop ⇒ Object
Create a drop block.
-
#r_filter ⇒ Object
Display an input field to filter a remote block.
-
#r_js ⇒ Object
Execute javascript after page/partial load.
- #r_preview_node ⇒ Object
- #r_reset_sort ⇒ Object
-
#r_toggle ⇒ Object
Create a link to toggle relation on/off.
- #r_unlink ⇒ Object
-
#wrap_with_drag(text) ⇒ Object
Force an id on the current tag and record the DOM_ID to make the element draggable.
Class Method Details
.included(base) ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 246 def self.included(base) # TODO: move process_toggle in 'before_wrap' callback so that 'node' is properly set. base.before_process :process_drag, :process_toggle base.before_wrap :wrap_with_drag end |
Instance Method Details
#process_drag ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 252 def process_drag @drag_param = @params.delete(:draggable) end |
#process_toggle ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 439 def process_toggle return unless role = @params.delete(:toggle) unless finder = @params.delete(:for) out parser_error("missing 'for' parameter") return end finder = RubyLess.translate(self, finder) unless finder.klass <= Node out parser_error("Invalid class 'for' parameter: #{finder.klass}") return end node = pre_filter_node if dom_id = @markup.params[:id] # we do not mess with it else node.dom_prefix = dom_name markup.set_id(node.dom_id) dom_id = node.dom_id(:erb => false) end markup.tag ||= 'div' markup.append_param(:class, 'toggle') opts = [] if arity = @params.delete(:arity) opts << ":arity => #{RubyLess.translate_string(self, arity)}" end if js = @params.delete(:js) opts << ":js => #{RubyLess.translate_string(self, js)}" end var = root.get_unique_name('tog') markup.pre_wrap[:toggle] = "<% add_toggle_id(\"#{dom_id}\", #{var.inspect}, #{RubyLess.translate_string(self, role)},{#{opts.join(', ')}}) { #{finder} } %>" end |
#r_ajax? ⇒ Boolean
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# File 'lib/zena/use/ajax.rb', line 548 def r_ajax? r_if(RubyLess.translate(self, 'ajax?')) end |
#r_ajs ⇒ Object
Only execute javascript on ajax.
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# File 'lib/zena/use/ajax.rb', line 542 def r_ajs out "<% if params[:s] %>" r_js out "<% end %>" end |
#r_drop ⇒ Object
Create a drop block.
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# File 'lib/zena/use/ajax.rb', line 367 def r_drop if parent.method == 'each' && @method == parent.single_child_method # We reuse the 'each' block. target = parent else # Avoid altering parent node @context[:node] = node.dup node.dom_prefix = dom_name target = self end node = target.node markup = target.markup markup.tag ||= 'div' dom_id, dom_prefix = get_dom_id(target) markup.append_param(:class, 'drop') unless markup.params[:class] =~ /drop/ if hover = @params.delete(:hover) query_params = ", :hover => %{#{hover}}" else query_params = "" end if role = @params.delete(:set) || @params.delete(:add) @params["node[#{role}_id]"] = "'\#{id}'" end url_params = {} @params.each do |k,v| case k when :change, :done # Force string interpolation url_params[k] = "%{#{v}}" else url_params[k] = v end end query_params << ", :url => #{make_href(target, :action => 'drop', :query_params => url_params)}" markup.pre_wrap[:drop] = "<% add_drop_id(#{dom_id}#{query_params}) %>" r_block end |
#r_filter ⇒ Object
Display an input field to filter a remote block.
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# File 'lib/zena/use/ajax.rb', line 319 def r_filter if upd = @params[:update] return unless block = find_target(upd) else return parser_error("missing 'block' in same parent") unless parent && block = parent.descendant('block') if block.name.blank? block.name ||= unique_name end upd = block.name end return parser_error("cannot use 's' as key (used by start_node)") if @params[:key] == 's' # Move up in case we are in a list. if self.node.list_context? base_node = self.node.up(Node) else base_node = self.node end # Do not alter current node, create our own with_context(:node => base_node.dup) do node.dom_prefix = dom_name dom_id = node.dom_id(:erb => false) # TODO: add 'encode_params' and x='"foobar"' to add any value in the request out %Q{<%= form_remote_tag(:url => zafu_node_path(#{node}), :method => :get, :html => {:id => \"#{dom_id}_f\"}) %> <div class='hidden'> <input type='hidden' name='t_url' value='#{template_url(upd)}'/> <input type='hidden' name='dom_id' value='#{upd}'/> <input type='hidden' name='s' value='<%= start_node_zip %>'/> </div><div class='wrapper'> } if @blocks == [] out "<input type='text' name='#{@params[:key] || 'f'}' value='<%= params[#{(@params[:key] || 'f').to_sym.inspect}] %>'/>" else out (:in_filter => true) end out "</div></form>" loading = @params[:loading] loading = 'Zena.loading' if loading == 'true' if @params[:live] || @params[:update] out "<% filter_form(#{node}, \"#{dom_id}_f\", #{loading.inspect}, '#{upd}') %>" end end end |
#r_js ⇒ Object
Execute javascript after page/partial load.
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# File 'lib/zena/use/ajax.rb', line 530 def r_js if @blocks.detect {|b| !b.kind_of?(String)} out "<% js_data << capture do %>" out out "<% end %>" else txt = @blocks.join('') out "<% js_data << #{txt.inspect} %>" end end |
#r_preview_node ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 314 def r_preview_node ("#{var} = preview_node(#{node})", node.move_to(var, node.klass)) end |
#r_reset_sort ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 552 def r_reset_sort text = text_for_link(trans('reset_sort')) out "<a href='javascript:void()' onclick='Zena.resetSort(this)'>#{text}</a>" end |
#r_toggle ⇒ Object
Create a link to toggle relation on/off
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# File 'lib/zena/use/ajax.rb', line 415 def r_toggle return parser_error("missing 'set' or 'add' parameter") unless role = @params.delete(:set) || @params.delete(:add) return parser_error("missing 'for' parameter") unless finder = @params.delete(:for) finder = RubyLess.translate(self, finder) return parser_error("Invalid class 'for' parameter: #{finder.klass}") unless finder.klass <= Node node.dom_prefix = dom_name var = root.get_unique_name('tog') dom_id = node.dom_id(:erb => false) markup.set_id(node.dom_id) markup.append_param(:class, 'toggle') opts = {} if arity = @params.delete(:arity) opts[:arity] = arity end if js = @params.delete(:js) opts[:js] = js end out "<% add_toggle_id(\"#{dom_id}\", #{var.inspect}, #{RubyLess.translate_string(self, role)},#{opts.inspect}) { #{finder} } %>#{}" end |
#r_unlink ⇒ Object
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# File 'lib/zena/use/ajax.rb', line 479 def r_unlink return '' if @context[:make_form] opts = {} if upd = @params[:update] if upd == '_page' target = nil elsif target = find_target(upd) # ok else return end elsif target = ancestor('block') # ok else target = self end opts[:update] = target if node.will_be?(Node) opts[:action] = 'unlink' elsif node.will_be?(Link) # ? opts[:url] = "/nodes/\#{#{node}.this_zip}/links/\#{#{node}.zip}" end opts[:default_text] = _('btn_tiny_del') @params[:class] ||= 'unlink' out "<% if #{node}.can_write? && #{node}.link_id %>#{wrap(make_link(opts))}<% end %>" #tag_to_remote #"<%= tag_to_remote({:url => node_path(#{node_id}) + \"#{opts[:method] != :put ? '/zafu' : ''}?#{action.join('&')}\", :method => #{opts[:method].inspect}}) %>" # out "<a class='#{@params[:class] || 'unlink'}' href='/nodes/#{erb_node_id}/links/<%= #{node}.link_id %>?#{action}' onclick=\"new Ajax.Request('/nodes/#{erb_node_id}/links/<%= #{node}.link_id %>?#{action}', {asynchronous:true, evalScripts:true, method:'delete'}); return false;\">" # if [email protected]? # inner = expand_with # else # inner = _('btn_tiny_del') # end # out "#{inner}</a><% else %>#{inner}<% end %>" #elsif node.will_be?(DataEntry) # text = get_text_for_erb # if text.blank? # text = _('btn_tiny_del') # end # out "<%= link_to_remote(#{text.inspect}, {:url => \"/data_entries/\#{#{node}[:id]}?dom_id=#{dom_id}#{upd_url}\", :method => :delete}, :class=>#{(@params[:class] || 'unlink').inspect}) %>" #end end |
#wrap_with_drag(text) ⇒ Object
Force an id on the current tag and record the DOM_ID to make the element draggable.
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# File 'lib/zena/use/ajax.rb', line 257 def wrap_with_drag(text) # do not render drag in make_form return text unless @drag_param && !@context[:make_form] drag = @drag_param if @markup.params[:id] || (@markup.done && @method == 'link') # hack to rewrap link... # we do not mess with the original but use our own markup markup = @wrap_markup = Zafu::Markup.new('span') else markup = @markup end markup.tag ||= 'div' if node.instance_variable_get(:@dom_prefix).blank? # make sure we have a scope node.dom_prefix = dom_name end if erb_dom_id = markup.dyn_params[:id] # id set, get erb id else # We do not want to use the same id as the 'each' loop but we also want to # avoid changing the node context @drag_prefix ||= root.get_unique_name('drag', true).gsub(/[^\d\w\/]/,'_') erb_dom_id = node.dom_id(:dom_prefix => @drag_prefix) markup.set_id(erb_dom_id) end dom_id = erb_dom_id[/<%=\s*(.*?)\s*%>/,1] markup.append_param(:class, 'drag') drag = 'drag_handle' if drag == 'true' if drag == 'all' = ['false'] else unless @blocks.detect{|b| b.kind_of?(String) ? b =~ /class=.#{drag}/ : (b.params[:class] == drag || (b.markup && b.markup.params[:class] == drag))} handle = "<span class='#{drag}'> </span>" end = [drag.inspect] end if revert = @params.delete(:revert) << (%w{true false}.include?(revert) ? revert : revert.inspect) end markup.pre_wrap[:drag] = "#{handle}<% add_drag_id(#{dom_id}, #{.join(', ').inspect}) %>" if @markup == markup text else markup.wrap(text) end end |