Merge branch 'gh-issue-1509' of https://github.com/koenpunt/gitlabhq into koenpunt-gh-issue-1509

Conflicts:
	vendor/assets/javascripts/branch-graph.js

8 files changed, 274 insertions, 199 deletions

diff --git a/app/assets/images/ajax_loader_gray.gif b/app/assets/images/ajax_loader_gray.gif
new file mode 100644
index 00000000000..af3f618bd0b
--- /dev/null
+++ b/app/assets/images/ajax_loader_gray.gif
diff --git a/app/assets/javascripts/projects.js.coffee b/app/assets/javascripts/projects.js.coffee
index 1808f0578f6..d03a487c453 100644
--- a/app/assets/javascripts/projects.js.coffee
+++ b/app/assets/javascripts/projects.js.coffee
@@ -18,10 +18,3 @@ $ ->
   # Ref switcher
   $('.project-refs-select').on 'change', ->
     $(@).parents('form').submit()
-
-class @GraphNav
-  @init: ->
-    $('.graph svg').css 'position', 'relative'
-    $('body').bind 'keyup', (e) ->
-      $('.graph svg').animate(left: '+=400') if e.keyCode is 37 # left
-      $('.graph svg').animate(left: '-=400') if e.keyCode is 39 # right
diff --git a/app/assets/stylesheets/common.scss b/app/assets/stylesheets/common.scss
index 2f32845e90f..dcdfcdb289c 100644
--- a/app/assets/stylesheets/common.scss
+++ b/app/assets/stylesheets/common.scss
@@ -57,6 +57,9 @@ table a code {
   background: url(ajax_loader.gif) no-repeat center center;
   width: 40px;
   height: 40px;
+  &.loading-gray {
+    background: url(ajax_loader_gray.gif) no-repeat center center;
+  }
 }
 
 /** FLASH message **/
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index 985dcfe8ea9..271647c783c 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -58,12 +58,12 @@ class ProjectsController < ProjectResourceController
 
     respond_to do |format|
       format.html do
-         unless @project.empty_repo?
-           @last_push = current_user.recent_push(@project.id)
-           render :show
-         else
-           render "projects/empty"
-         end
+        unless @project.empty_repo?
+          @last_push = current_user.recent_push(@project.id)
+          render :show
+        else
+          render "projects/empty"
+        end
       end
       format.js
     end
@@ -87,9 +87,13 @@ class ProjectsController < ProjectResourceController
   end
 
   def graph
-    graph = Gitlab::Graph::JsonBuilder.new(project)
-
-    @days_json, @commits_json = graph.days_json, graph.commits_json
+    respond_to do |format|
+      format.html
+      format.json do
+        graph = Gitlab::Graph::JsonBuilder.new(project)
+        render :json => graph.to_json
+      end
+    end
   end
 
   def destroy
diff --git a/app/views/projects/graph.html.haml b/app/views/projects/graph.html.haml
index 07f038d28a2..4e0b0e36c34 100644
--- a/app/views/projects/graph.html.haml
+++ b/app/views/projects/graph.html.haml
@@ -2,13 +2,15 @@
 %br
 .graph_holder
   %h4
-    %small You can move around the graph by using arrow keys.
+    %small You can move around the graph by using the arrow keys.
   #holder.graph
+    .loading.loading-gray
+
 :javascript
-  var chunk1={commits:#{@commits_json}};
-  var days=#{@days_json};
-  initGraph();
+  var branch_graph;
   $(function(){
-    branchGraph($("#holder")[0]);
-    GraphNav.init();
+    branch_graph = new BranchGraph($("#holder"), {
+      url: '#{url_for controller: 'projects', action: 'graph', format: :json}',
+      commit_url: '#{url_for controller: 'projects', action: 'show'}/commits/%s'
+    });
   });
diff --git a/lib/gitlab/graph/commit.rb b/lib/gitlab/graph/commit.rb
index af8d7828ce9..3d82c34432f 100644
--- a/lib/gitlab/graph/commit.rb
+++ b/lib/gitlab/graph/commit.rb
@@ -28,7 +28,7 @@ module Gitlab
         h[:refs]    = refs.collect{|r|r.name}.join(" ") unless refs.nil?
         h[:id]      = sha
         h[:date]    = date
-        h[:message] = escape_once(message)
+        h[:message] = message
         h[:login]   = author.email
         h
       end
diff --git a/lib/gitlab/graph/json_builder.rb b/lib/gitlab/graph/json_builder.rb
index c2c3fa662a6..a5914363393 100644
--- a/lib/gitlab/graph/json_builder.rb
+++ b/lib/gitlab/graph/json_builder.rb
@@ -17,16 +17,15 @@ module Gitlab
         @commits = collect_commits
         @days = index_commits
       end
-
-      def days_json
-        @days_json = @days.compact.map { |d| [d.day, d.strftime("%b")] }.to_json
-      end
-
-      def commits_json
-        @commits_json = @commits.map(&:to_graph_hash).to_json
+      
+      def to_json(*args)
+        {
+          days: @days.compact.map { |d| [d.day, d.strftime("%b")] },
+          commits: @commits.map(&:to_graph_hash)
+        }.to_json(*args)
       end
-
-      protected
+    
+    protected
 
       # Get commits from repository
       #
diff --git a/vendor/assets/javascripts/branch-graph.js b/vendor/assets/javascripts/branch-graph.js
index b68a72461a6..a7e1e152bd2 100644
--- a/vendor/assets/javascripts/branch-graph.js
+++ b/vendor/assets/javascripts/branch-graph.js
@@ -1,181 +1,255 @@
-var commits = {},
-    comms = {},
-    pixelsX = [],
-    pixelsY = [],
-    mmax = Math.max,
-    mtime = 0,
-    mspace = 0,
-    parents = {},
-    ii = 0,
-    colors = ["#000"];
+!function(){
 
-function initGraph(){
-  commits = chunk1.commits;
-  ii = commits.length;
-  for (var i = 0; i < ii; i++) {
-      for (var j = 0, jj = commits[i].parents.length; j < jj; j++) {
-          parents[commits[i].parents[j][0]] = true;
+  var BranchGraph = function(element, options){
+    this.element = element;
+    this.options = options;
+    
+    this.preparedCommits = {};
+    this.mtime = 0;
+    this.mspace = 0;
+    this.parents = {};
+    this.colors = ["#000"];
+    
+    this.load();
+  };
+  
+  BranchGraph.prototype.load = function(){
+    $.ajax({
+      url: this.options.url,
+      method: 'get',
+      dataType: 'json',
+      success: $.proxy(function(data){
+        $('.loading', this.element).hide();
+        this.prepareData(data.days, data.commits);
+        this.buildGraph();
+      }, this)
+    });
+  };
+  
+  BranchGraph.prototype.prepareData = function(days, commits){
+    this.days = days;
+    this.dayCount = days.length;
+    this.commits = commits;
+    this.commitCount = commits.length;
+    
+    this.collectParents();
+    
+    this.mtime += 4;
+    this.mspace += 10;
+    for (var i = 0; i < this.commitCount; i++) {
+      if (this.commits[i].id in this.parents) {
+        this.commits[i].isParent = true;
       }
-      mtime = Math.max(mtime, commits[i].time);
-      mspace = Math.max(mspace, commits[i].space);
-  }
-  mtime = mtime + 4;
-  mspace = mspace + 10;
-  for (i = 0; i < ii; i++) {
-      if (commits[i].id in parents) {
-          commits[i].isParent = true;
+      this.preparedCommits[this.commits[i].id] = this.commits[i];
+    }
+    this.collectColors();
+  };
+  
+  BranchGraph.prototype.collectParents = function(){
+    for (var i = 0; i < this.commitCount; i++) {
+      for (var j = 0, jj = this.commits[i].parents.length; j < jj; j++) {
+        this.parents[this.commits[i].parents[j][0]] = true;
       }
-      comms[commits[i].id] = commits[i];
-  }
-  for (var k = 0; k < mspace; k++) {
-      colors.push(Raphael.getColor());
-  }
-}
-
-function branchGraph(holder) {
-    var ch = mspace * 20 + 20, cw = mtime * 20 + 20,
-        r = Raphael("holder", cw, ch),
-        top = r.set();
-    var cuday = 0, cumonth = "";
-    r.rect(0, 0, days.length * 20 + 80, 30).attr({fill: "#222"});
-    r.rect(0, 30, days.length * 20 + 80, 20).attr({fill: "#444"});
-
-    for (mm = 0; mm < days.length; mm++) {
-        if(days[mm] != null){
-            if(cuday != days[mm][0]){
-                r.text(10 + mm * 20, 40, days[mm][0]).attr({font: "14px Fontin-Sans, Arial", fill: "#DDD"});
-                cuday = days[mm][0]
-            }
-            if(cumonth != days[mm][1]){
-                r.text(10 + mm * 20, 15, days[mm][1]).attr({font: "14px Fontin-Sans, Arial", fill: "#EEE"});
-                cumonth = days[mm][1]
-            }
+      this.mtime = Math.max(this.mtime, this.commits[i].time);
+      this.mspace = Math.max(this.mspace, this.commits[i].space);
+    }
+  };
+  
+  BranchGraph.prototype.collectColors = function(){
+    for (var k = 0; k < this.mspace; k++) {
+      this.colors.push(Raphael.getColor());
+    }
+  };
 
+  BranchGraph.prototype.buildGraph = function(){
+    var graphWidth = $(this.element).width()
+      , ch = this.mspace * 20 + 20
+      , cw = Math.max(graphWidth, this.mtime * 20 + 20)
+      , r = Raphael(this.element.get(0), cw, ch)
+      , top = r.set()
+      , cuday = 0
+      , cumonth = ""
+      , offsetX = 20
+      , offsetY = 60
+      , barWidth = Math.max(graphWidth, this.dayCount * 20 + 80);
+    
+    this.raphael = r;
+    
+    r.rect(0, 0, barWidth, 20).attr({fill: "#222"});
+    r.rect(0, 20, barWidth, 20).attr({fill: "#444"});
+    
+    for (mm = 0; mm < this.dayCount; mm++) {
+      if(this.days[mm] != null){
+        if(cuday != this.days[mm][0]){
+          // Dates
+          r.text(offsetX + mm * 20, 31, this.days[mm][0]).attr({
+            font: "12px Monaco, Arial",
+            fill: "#DDD"
+          });
+          cuday = this.days[mm][0];
+        }
+        if(cumonth != this.days[mm][1]){
+          // Months
+          r.text(offsetX + mm * 20, 11, this.days[mm][1]).attr({
+            font: "12px Monaco, Arial", 
+            fill: "#EEE"
+          });
+          cumonth = this.days[mm][1];
         }
+      }
     }
-    for (i = 0; i < ii; i++) {
-        var x = 10 + 20 * commits[i].time,
-            y = 70 + 20 * commits[i].space;
-        r.circle(x, y, 3).attr({fill: colors[commits[i].space], stroke: "none"});
-        if (commits[i].refs != null && commits[i].refs != "") {
-            var longrefs = commits[i].refs
-            var shortrefs = commits[i].refs;
-            if (shortrefs.length > 15){
-              shortrefs = shortrefs.substr(0,13) + "...";
-            }
-            var t = r.text(x+5, y+5, shortrefs).attr({font: "12px Fontin-Sans, Arial", fill: "#666",
-            title: longrefs, cursor: "pointer", rotation: "90"});
-
-            var textbox = t.getBBox();
-            t.translate(textbox.height/-4,textbox.width/2);
+    
+    for (i = 0; i < this.commitCount; i++) {
+      var x = offsetX + 20 * this.commits[i].time
+        , y = offsetY + 20 * this.commits[i].space;
+      r.circle(x, y, 3).attr({
+        fill: this.colors[this.commits[i].space], 
+        stroke: "none"
+      });
+      if (this.commits[i].refs != null && this.commits[i].refs != "") {
+        var longrefs = this.commits[i].refs
+          , shortrefs = this.commits[i].refs;
+        if (shortrefs.length > 15){
+          shortrefs = shortrefs.substr(0,13) + "...";
         }
-        for (var j = 0, jj = commits[i].parents.length; j < jj; j++) {
-            var c = comms[commits[i].parents[j][0]];
-            if (c) {
-                var cx = 10 + 20 * c.time,
-                    cy = 70 + 20 * c.space;
-                if (c.space == commits[i].space) {
-                    r.path("M" + (x - 5) + "," + (y + .0001) + "L" + (15 + 20 * c.time) + "," + (y + .0001))
-                    .attr({stroke: colors[c.space], "stroke-width": 2});
+        var t = r.text(x+5, y+8, shortrefs).attr({
+          font: "12px Monaco, Arial", 
+          fill: "#666",
+          title: longrefs, 
+          cursor: "pointer", 
+          rotation: "90"
+        });
 
-                } else if (c.space < commits[i].space) {
-                    r.path(["M", x - 5, y + .0001, "l-5-2,0,4,5,-2C", x - 5, y, x - 17, y + 2, x - 20, y - 5, "L", cx, y - 5, cx, cy])
-                    .attr({stroke: colors[commits[i].space], "stroke-width": 2});
-                } else {
-                    r.path(["M", x - 3, y + 6, "l-4,3,4,2,0,-5L", x - 10, y + 20, "L", x - 10, cy, cx, cy])
-                    .attr({stroke: colors[c.space], "stroke-width": 2});
-                }
-            }
+        var textbox = t.getBBox();
+        t.translate(textbox.height/-4, textbox.width/2);
+      }
+      var c;
+      for (var j = 0, jj = this.commits[i].parents.length; j < jj; j++) {
+        c = this.preparedCommits[this.commits[i].parents[j][0]];
+        if (c) {
+          var cx = offsetX + 20 * c.time
+            , cy = offsetY + 20 * c.space;
+          if (c.space == this.commits[i].space) {
+            r.path([
+              "M", x, y,
+              "L", x - 20 * (c.time + 1), y
+            ]).attr({
+              stroke: this.colors[c.space], 
+              "stroke-width": 2
+            });
+
+          } else if (c.space < this.commits[i].space) {
+            r.path(["M", x - 5, y + .0001, "l-5-2,0,4,5,-2C", x - 5, y, x - 17, y + 2, x - 20, y - 5, "L", cx, y - 5, cx, cy])
+            .attr({
+              stroke: this.colors[this.commits[i].space], 
+              "stroke-width": 2
+            });
+          } else {
+            r.path(["M", x - 3, y + 6, "l-4,3,4,2,0,-5L", x - 10, y + 20, "L", x - 10, cy, cx, cy])
+            .attr({
+              stroke: this.colors[c.space], 
+              "stroke-width": 2
+            });
+          }
         }
-        (function (c, x, y) {
-            top.push(r.circle(x, y, 10).attr({fill: "#000", opacity: 0, cursor: "pointer"})
-            .click(function(){
-              location.href = location.href.replace("graph", "commit/" + c.id);
-            })
-            .hover(function () {
-                var s = r.text(100, 100,c.author + "\n \n" +c.id + "\n \n" + c.message).attr({fill: "#fff"});
-                this.popup = r.popupit(x, y + 5, s, 0);
-                top.push(this.popup.insertBefore(this));
-            }, function () {
-                this.popup && this.popup.remove() && delete this.popup;
-            }));
-        }(commits[i], x, y));
+      }
+      this.appendAnchor(top, this.commits[i], x, y);
     }
     top.toFront();
-    var hw = holder.offsetWidth,
-        hh = holder.offsetHeight,
-        v = r.rect(hw - 8, 0, 4, Math.pow(hh, 2) / ch, 2).attr({fill: "#000", opacity: 0}),
-        h = r.rect(0, hh - 8, Math.pow(hw, 2) / cw, 4, 2).attr({fill: "#000", opacity: 0}),
-        bars = r.set(v, h),
-        drag,
-        dragger = function (e) {
-            if (drag) {
-                e = e || window.event;
-                holder.scrollLeft = drag.sl - (e.clientX - drag.x);
-                holder.scrollTop = drag.st - (e.clientY - drag.y);
-            }
-        };
-    holder.onmousedown = function (e) {
-        e = e || window.event;
-        drag = {x: e.clientX, y: e.clientY, st: holder.scrollTop, sl: holder.scrollLeft};
-        document.onmousemove = dragger;
-        bars.animate({opacity: .5}, 300);
-    };
-    document.onmouseup = function () {
-        drag = false;
-        document.onmousemove = null;
-        bars.animate({opacity: 0}, 300);
+    this.element.scrollLeft(cw);
+    this.bindEvents();
+  };
+  
+  BranchGraph.prototype.bindEvents = function(){
+    var drag = {}
+      , element = this.element;
+      
+    var dragger = function(event){
+      element.scrollLeft(drag.sl - (event.clientX - drag.x));
+      element.scrollTop(drag.st - (event.clientY - drag.y));
     };
-    holder.scrollLeft = cw;
-};
-Raphael.fn.popupit = function (x, y, set, dir, size) {
-    dir = dir == null ? 2 : dir;
-    size = size || 5;
-    x = Math.round(x);
-    y = Math.round(y);
-    var bb = set.getBBox(),
-        w = Math.round(bb.width / 2),
-        h = Math.round(bb.height / 2),
-        dx = [0, w + size * 2, 0, -w - size * 2],
-        dy = [-h * 2 - size * 3, -h - size, 0, -h - size],
-        p = ["M", x - dx[dir], y - dy[dir], "l", -size, (dir == 2) * -size, -mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, -size, -size,
-            "l", 0, -mmax(h - size, 0), (dir == 3) * -size, -size, (dir == 3) * size, -size, 0, -mmax(h - size, 0), "a", size, size, 0, 0, 1, size, -size,
-            "l", mmax(w - size, 0), 0, size, !dir * -size, size, !dir * size, mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, size, size,
-            "l", 0, mmax(h - size, 0), (dir == 1) * size, size, (dir == 1) * -size, size, 0, mmax(h - size, 0), "a", size, size, 0, 0, 1, -size, size,
-            "l", -mmax(w - size, 0), 0, "z"].join(","),
-        xy = [{x: x, y: y + size * 2 + h}, {x: x - size * 2 - w, y: y}, {x: x, y: y - size * 2 - h}, {x: x + size * 2 + w, y: y}][dir];
-    set.translate(xy.x - w - bb.x, xy.y - h - bb.y);
-    return this.set(this.path(p).attr({fill: "#234", stroke: "none"}).insertBefore(set.node ? set : set[0]), set);
-};
-Raphael.fn.popup = function (x, y, text, dir, size) {
-    dir = dir == null ? 2 : dir > 3 ? 3 : dir;
-    size = size || 5;
-    text = text || "$9.99";
-    var res = this.set(),
-        d = 3;
-    res.push(this.path().attr({fill: "#000", stroke: "#000"}));
-    res.push(this.text(x, y, text).attr(this.g.txtattr).attr({fill: "#fff", "font-family": "Helvetica, Arial"}));
-    res.update = function (X, Y, withAnimation) {
-        X = X || x;
-        Y = Y || y;
-        var bb = this[1].getBBox(),
-            w = bb.width / 2,
-            h = bb.height / 2,
-            dx = [0, w + size * 2, 0, -w - size * 2],
-            dy = [-h * 2 - size * 3, -h - size, 0, -h - size],
-            p = ["M", X - dx[dir], Y - dy[dir], "l", -size, (dir == 2) * -size, -mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, -size, -size,
-                "l", 0, -mmax(h - size, 0), (dir == 3) * -size, -size, (dir == 3) * size, -size, 0, -mmax(h - size, 0), "a", size, size, 0, 0, 1, size, -size,
-                "l", mmax(w - size, 0), 0, size, !dir * -size, size, !dir * size, mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, size, size,
-                "l", 0, mmax(h - size, 0), (dir == 1) * size, size, (dir == 1) * -size, size, 0, mmax(h - size, 0), "a", size, size, 0, 0, 1, -size, size,
-                "l", -mmax(w - size, 0), 0, "z"].join(","),
-            xy = [{x: X, y: Y + size * 2 + h}, {x: X - size * 2 - w, y: Y}, {x: X, y: Y - size * 2 - h}, {x: X + size * 2 + w, y: Y}][dir];
-        xy.path = p;
-        if (withAnimation) {
-            this.animate(xy, 500, ">");
-        } else {
-            this.attr(xy);
+    
+    element.on({
+      mousedown: function (event) {
+        drag = {
+          x: event.clientX, 
+          y: event.clientY, 
+          st: element.scrollTop(), 
+          sl: element.scrollLeft()
+        };
+        $(window).on('mousemove', dragger);
+      }
+    });
+    $(window).on({
+      mouseup: function(){
+        //bars.animate({opacity: 0}, 300);
+        $(window).off('mousemove', dragger);
+      },
+      keydown: function(event){
+        if(event.keyCode == 37){
+          // left
+          element.scrollLeft( element.scrollLeft() - 50); 
         }
-        return this;
-    };
-    return res.update(x, y);
+        if(event.keyCode == 38){
+          // top
+          element.scrollTop( element.scrollTop() - 50); 
+        }
+        if(event.keyCode == 39){
+          // right
+          element.scrollLeft( element.scrollLeft() + 50); 
+        }
+        if(event.keyCode == 40){
+          // bottom
+          element.scrollTop( element.scrollTop() + 50); 
+        }
+      }
+    });
+  };
+  
+  BranchGraph.prototype.appendAnchor = function(top, c, x, y) {
+    var r = this.raphael
+      , options = this.options
+      , anchor;
+    anchor = r.circle(x, y, 10).attr({
+      fill: "#000", 
+      opacity: 0, 
+      cursor: "pointer"
+    })
+    .click(function(){
+      window.location = options.commit_url.replace('%s', c.id);
+    })
+    .hover(function(){
+      var text = r.text(100, 100, c.author + "\n \n" + c.id + "\n \n" + c.message).attr({
+        fill: "#fff"
+      });
+      this.popup = r.tooltip(x, y + 5, text, 0);
+      top.push(this.popup.insertBefore(this));
+    }, function(){
+      this.popup && this.popup.remove() && delete this.popup;
+    });
+    top.push(anchor);
+  };
+  
+  this.BranchGraph = BranchGraph;
+  
+}(this);
+Raphael.fn.tooltip = function (x, y, set, dir, size) {
+  dir = dir == null ? 2 : dir;
+  size = size || 5;
+  x = Math.round(x);
+  y = Math.round(y);
+  var mmax = Math.max
+    , bb = set.getBBox()
+    , w = Math.round(bb.width / 2)
+    , h = Math.round(bb.height / 2)
+    , dx = [0, w + size * 2, 0, -w - size * 2]
+    , dy = [-h * 2 - size * 3, -h - size, 0, -h - size]
+    , p = ["M", x - dx[dir], y - dy[dir], "l", -size, (dir == 2) * -size, -mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, -size, -size,
+          "l", 0, -mmax(h - size, 0), (dir == 3) * -size, -size, (dir == 3) * size, -size, 0, -mmax(h - size, 0), "a", size, size, 0, 0, 1, size, -size,
+          "l", mmax(w - size, 0), 0, size, !dir * -size, size, !dir * size, mmax(w - size, 0), 0, "a", size, size, 0, 0, 1, size, size,
+          "l", 0, mmax(h - size, 0), (dir == 1) * size, size, (dir == 1) * -size, size, 0, mmax(h - size, 0), "a", size, size, 0, 0, 1, -size, size,
+          "l", -mmax(w - size, 0), 0, "z"].join(",")
+    , xy = [{x: x, y: y + size * 2 + h}, {x: x - size * 2 - w, y: y}, {x: x, y: y - size * 2 - h}, {x: x + size * 2 + w, y: y}][dir];
+  set.translate(xy.x - w - bb.x, xy.y - h - bb.y);
+  return this.set(this.path(p).attr({fill: "#234", stroke: "none"}).insertBefore(set.node ? set : set[0]), set);
 };