[issue #64] Added Wiki history, compare, revert.

app/controllers/wiki_controller.rb

@@ -107,17 +107,37 @@ class WikiController < ApplicationController
     if request.post?
       @versions = params[:versions] || []
       if @versions.size < 2
-        redirect_to history_project_wiki_path(@project, CGI.escape(@name))
+        if @name
+          redirect_to history_project_wiki_path(@project, CGI.escape(@name))
+        else
+          redirect_to history_project_wiki_index_path(@project)
+        end
       else
-        redirect_to compare_versions_project_wiki_path(@project, CGI.escape(@name),
+        if @name
+          redirect_to compare_versions_project_wiki_path(@project, CGI.escape(@name),
                                                        sprintf('%s...%s', @versions.last, @versions.first))
+        else
+          redirect_to compare_versions_project_wiki_index_path(@project,
+                                                       sprintf('%s...%s', @versions.last, @versions.first))
+        end
       end
     elsif request.get?
       @versions = params[:versions].split(/\.{2,3}/)
-      @page = @wiki.page(@name)
-      diffs = @wiki.repo.diff(@versions.first, @versions.last, @page.path)
-      @diff = diffs.first
-      @helper = WikiHelper::CompareHelper.new(@diff, @versions)
+      if @versions.size < 2
+        if @name
+          redirect_to history_project_wiki_path(@project, CGI.escape(@name))
+        else
+          redirect_to history_project_wiki_index_path(@project)
+          return
+        end
+      end
+      if @name
+        page = @wiki.page(@name)
+        @diff = @wiki.repo.diff(@versions.first, @versions.last, page.path).first
+        @diffs = [@diff]
+      else
+        @diffs = @wiki.repo.diff(@versions.first, @versions.last)
+      end
       render :compare
     else
       redirect_to project_wiki_path(@project, CGI.escape(@name))
@@ -158,11 +178,14 @@ class WikiController < ApplicationController
   end
 
   def history
-    @name = params['id']
-    if @page = @wiki.page(@name)
-      @versions = @page.versions#(:page => params['page'], :per_page => 25)#.paginate :page => params[:page] #try to use will_paginate
+    if @name = params['id']
+      if @page = @wiki.page(@name)
+        @versions = @page.versions(:per_page => 1000000)#(:page => params['page'], :per_page => 25)#.paginate :page => params[:page] #try to use will_paginate
+      else
+        redirect_to :back
+      end
     else
-      redirect_to :back
+      @versions = @wiki.log(:per_page => 100000)
     end
   end
 

app/helpers/wiki_helper.rb

@@ -1,89 +1,19 @@
 module WikiHelper
-  class CompareHelper
 
-    def initialize(diff, versions)
-      @diff = diff
-      @versions = versions
+  def revert_path(project, first, second, name)
+    if name
+      revert_page_project_wiki_path(project, CGI.escape(name), first, second)
+    else
+      revert_page_project_wiki_index_path(project, first, second)
     end
+  end
 
-    def before
-      @versions[0][0..6]
+  def compare_path(project, name)
+    if name
+      compare_project_wiki_path(@project, CGI.escape(name))
+    else
+      compare_project_wiki_index_path(@project)
     end
-
-    def after
-      @versions[1][0..6]
-    end
-
-    def lines
-      lines = []
-      @diff.diff.split("\n")[2..-1].each do |line|
-        lines << { :line  => line,
-                   :class => line_class(line),
-                   :ldln  => left_diff_line_number(line),
-                   :rdln  => right_diff_line_number(line) }
-      end if @diff
-      lines
-    end
-
-    def show_revert
-      !@message
-    end
-
-    private
-
-      def line_class(line)
-        if line =~ /^@@/
-          'gc'
-        elsif line =~ /^\+/
-          'gi'
-        elsif line =~ /^\-/
-          'gd'
-        else
-          ''
-        end
-      end
-
-      @left_diff_line_number = nil
-      def left_diff_line_number(line)
-        if line =~ /^@@/
-          m, li = *line.match(/\-(\d+)/)
-          @left_diff_line_number = li.to_i
-          @current_line_number = @left_diff_line_number
-          ret = '...'
-        elsif line[0] == ?-
-          ret = @left_diff_line_number.to_s
-          @left_diff_line_number += 1
-          @current_line_number = @left_diff_line_number - 1
-        elsif line[0] == ?+
-          ret = ' '
-        else
-          ret = @left_diff_line_number.to_s
-          @left_diff_line_number += 1
-          @current_line_number = @left_diff_line_number - 1
-        end
-        ret
-      end
-
-      @right_diff_line_number = nil
-      def right_diff_line_number(line)
-        if line =~ /^@@/
-          m, ri = *line.match(/\+(\d+)/)
-          @right_diff_line_number = ri.to_i
-          @current_line_number = @right_diff_line_number
-          ret = '...'
-        elsif line[0] == ?-
-          ret = ' '
-        elsif line[0] == ?+
-          ret = @right_diff_line_number.to_s
-          @right_diff_line_number += 1
-          @current_line_number = @right_diff_line_number - 1
-        else
-          ret = @right_diff_line_number.to_s
-          @right_diff_line_number += 1
-          @current_line_number = @right_diff_line_number - 1
-        end
-        ret
-      end
   end
 
   def gravatar_url(email)

app/views/wiki/_compare.html.haml

@@ -2,19 +2,24 @@
   - if action_name != 'revert' 
     %ul.actions
       %li.minibutton
-        = form_tag revert_page_project_wiki_path(@project, escaped_name, @helper.before, @helper.after),
+        = form_tag revert_path(@project, @versions[0][0..6], @versions[1][0..6], @name),
             :name => "gollum-revert", :id => "gollum-revert-form" do
           = link_to t("layout.wiki.revert_changes"), '#', :class => "gollum-revert-button"
 
-  .data.highlight
-    %table{:cellpadding => "0", :cellspacing => "0"}
-      - @helper.lines.each do |line|
-        %tr
-          %td.line_numbers= line[:ldln]
-          %td.line_numbers= line[:rdln]
-          %td
-            %pre
-              %div{:class => line[:class]}= line[:line]
+  = render :partial => 'diff_data', :collection => @diffs, :as => :diff
+  .spacer
+  -# if @name
+    .data.highlight
+      %table{:cellpadding => "0", :cellspacing => "0"}
+        - @helper.lines.each do |line|
+          %tr
+            %td.line_numbers= line[:ldln]
+            %td.line_numbers= line[:rdln]
+            %td
+              %pre
+                %div{:class => line[:class]}= line[:line]
+  -# else 
+    = debug @diffs
 
 #gollum-footer
   %ul.actions

app/views/wiki/_diff_data.html.haml

@@ -0,0 +1,6 @@
+.blob_header
+  .size= h(diff.a_path)
+  .clear
+
+.diff_data.highlight
+  = render_diff(diff)

app/views/wiki/_history.html.haml

@@ -4,7 +4,7 @@
       = link_to t("layout.wiki.compare_revisions"), "javascript:void(0);",
                 :class => "action-compare-revision"
 
-  = form_tag compare_project_wiki_path(@project, escaped_name), :name => "compare-versions", :id => "version-form" do
+  = form_tag compare_path(@project, @name), :name => "compare-versions", :id => "version-form" do
     %fieldset
       %table
         %tbody
@@ -20,7 +20,10 @@
                 %span.time-elapsed= "#{l v.committed_date.to_date, :format => :long}:"
                  
                 = v.message
-                = raw "[#{link_to v.id[0..6], versioned_project_wiki_path(@project, escaped_name, v.id), :title => t("layout.wiki.view_commit")}]"
+                - if @name
+                  = raw "[#{link_to v.id[0..6], versioned_project_wiki_path(@project, escaped_name, v.id), :title => t("layout.wiki.view_commit")}]"
+                - else
+                  = "[#{v.id[0..6]}]"
 
 #gollum-footer
   %ul.actions

app/views/wiki/compare.html.haml

@@ -7,18 +7,23 @@
     %ul.wat-cf
       %li.first= link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li{:class => (!@name and action_name == 'compare') ? 'active' : ''}
+        = link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content
     #wiki-wrapper.inner.compare
       #head
         %h1.title
-          = t("layout.wiki.history_for")
-          %strong= @name
+          - if @name
+            = t("layout.wiki.history_for")
+            %strong= @name
+          - else
+            = t("layout.wiki.wiki_history")
 
         %ul.actions
-          %li.minibutton= link_to t("layout.wiki.back_to_history"), history_project_wiki_path(@project, escaped_name)
+          %li.minibutton= link_to t("layout.wiki.back_to_history"),
+                @name ? history_project_wiki_path(@project, escaped_name) : history_project_wiki_index_path(@project)
         = render :partial => 'searchbar'
 
       #wiki-content

app/views/wiki/edit.html.haml

@@ -7,7 +7,7 @@
     %ul.wat-cf
       %li.first= link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li= link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content

app/views/wiki/history.html.haml

@@ -7,23 +7,31 @@
     %ul.wat-cf
       %li.first= link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li{:class => (!@name and action_name == 'history') ? 'active' : ''}
+        = link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content
     #wiki-wrapper.inner.history
       #head
         %h1.title
-          = t("layout.wiki.history_for")
-          %strong= @name
+          - if @name
+            = t("layout.wiki.history_for")
+            %strong= @name
+          - else
+            = t("layout.wiki.wiki_history")
 
         %ul.actions
-          %li.minibutton
-            = link_to t("layout.wiki.view_page"), view_path(@project, escaped_name),
-                      :class => 'action-view-page'
-          %li.minibutton
-            = link_to t("layout.wiki.edit_page"), edit_project_wiki_path(@project, escaped_name),
-                      :class => 'aciton-edit-page'
+          - if @name
+            %li.minibutton
+              = link_to t("layout.wiki.view_page"), view_path(@project, escaped_name),
+                        :class => 'action-view-page'
+            %li.minibutton
+              = link_to t("layout.wiki.edit_page"), edit_project_wiki_path(@project, escaped_name),
+                        :class => 'aciton-edit-page'
+          - else
+            %li.minibutton
+              = link_to t("layout.wiki.view_page"), project_wiki_index_path(@project)
         = render :partial => 'searchbar'
 
       #wiki-content

app/views/wiki/new.html.haml

@@ -7,7 +7,7 @@
     %ul.wat-cf
       %li.first= link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li= link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content

app/views/wiki/pages.html.haml

@@ -8,7 +8,7 @@
       %li.first{:class => "#{(@name == 'Home') ? 'active' : ''}" }
         = link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li.active= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li= link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content

app/views/wiki/search.html.haml

@@ -7,7 +7,7 @@
     %ul.wat-cf
       %li.first= link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li= link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content

app/views/wiki/show.html.haml

@@ -8,7 +8,7 @@
       %li.first{:class => "#{(@name == 'Home') ? 'active' : ''}" }
         = link_to t("layout.wiki.home"), project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.pages"), pages_project_wiki_index_path(@project)
-      %li= link_to t("layout.wiki.wiki_history"), '#'
+      %li= link_to t("layout.wiki.wiki_history"), history_project_wiki_index_path(@project)
       %li= link_to t("layout.wiki.git_access"), '#'
 
   .content

config/routes.rb

@@ -81,12 +81,14 @@ Rosa::Application.routes.draw do
   resources :projects do
     resources :wiki do
       collection do
-# Uncomment if gollum can revert page without name
-#        match 'revert/:sha1/:sha2' => 'wiki#revert', :as => :revert, :via => :get, :constrains => {:sha1 => /[0-9a-f]{40}/, :sha2 => /[0-9a-f]{40}/}
-
+        match '_history' => 'wiki#history', :as => :history, :via => :get
+        match '_access' => 'wiki#git', :as => :git, :via => :get
+        match '_revert/:sha1/:sha2' => 'wiki#revert', :as => :revert_page, :via => [:get, :post]
+        match '_compare' => 'wiki#compare', :as => :compare, :via => :post
         post :preview
         get :search
         get :pages
+        match '_compare/*versions' => 'wiki#compare', :as => :compare_versions, :via => :get
       end
       member do
         get :history

public/stylesheets/git/style.css

@@ -111,6 +111,7 @@ table.blob td.blob pre {
     background-color: #EAEAEA;
     border-bottom: 1px solid #DDDDDD;
     font-family: Monaco,"Courier New","DejaVu Sans Mono","Bitstream Vera Sans Mono",monospace;
+    font-size: 1.2em;
     padding: 5px;
     margin-top: 20px;
 }
@@ -143,6 +144,7 @@ table.commit_stats tr {
 
 table.diff {
     line-height: 1.4em;
+    font-size: 1.2em;
     font-family: 'Bitstream Vera Sans Mono','Courier',monospace;
     border-top: 1px solid #EAEAEA;
     border-bottom: 1px solid #EAEAEA;
@@ -153,8 +155,7 @@ table.diff tr td.line_numbers {
     background-color: #ECECEC;
     border-right: 1px solid #DDDDDD;
     color: #AAAAAA;
-    padding-left: 10px;
-    padding-right: 10px;
+    padding: 0 0.5em;
     text-align: right;
 }
 

public/stylesheets/gollum/gollum.css

@@ -449,6 +449,10 @@
     width: 1%;
   }
 
+  #compare-content .spacer {
+    height: 20px;
+  }
+
 .compare #compare-content ul.actions li,
 .compare #footer ul.actions li {
   margin-left: 0;