Merge remote-tracking branch 'origin/master' into issue_14904

# Conflicts:
#	app/views/shared/issuable/_sidebar.html.haml

CHANGELOG

@@ -19,6 +19,7 @@ v 8.7.0 (unreleased)
   - Load award emoji images separately unless opening the full picker. Saves several hundred KBs of data for most pages. (Connor Shea)
   - Do not include award_emojis in issue and merge_request comment_count !3610 (Lucas Charles)
   - Restrict user profiles when public visibility level is restricted.
+  - Add ability set due date to issues, sort and filter issues by due date (Mehmet Beydogan)
   - All images in discussions and wikis now link to their source files !3464 (Connor Shea).
   - Return status code 303 after a branch DELETE operation to avoid project deletion (Stan Hu)
   - Add setting for customizing the list of trusted proxies !3524
@@ -86,6 +87,10 @@ v 8.7.0 (unreleased)
   - Fix repository cache invalidation issue when project is recreated with an empty repo (Stan Hu)
   - Fix: Allow empty recipients list for builds emails service when pushed is added (Frank Groeneveld)
   - Improved markdown forms
+  - Show JavaScript errors in sentry
+  - Diff design updates (colors, button styles, etc)
+  - Copying and pasting a diff no longer pastes the line numbers or +/-
+  - Add null check to formData when updating profile content to fix Firefox bug
   - Delete tags using Rugged for performance reasons (Robert Schilling)
   - Add Slack notifications when Wiki is edited (Sebastian Klier)
   - Diffs load at the correct point when linking from from number
@@ -108,7 +113,7 @@ v 8.7.0 (unreleased)
   - Add RAW build trace output and button on build page
   - Add incremental build trace update into CI API
 
-v 8.6.7 (unreleased)
+v 8.6.7
   - Fix persistent XSS vulnerability in `commit_person_link` helper
   - Fix persistent XSS vulnerability in Label and Milestone dropdowns
   - Fix vulnerability that made it possible to enumerate private projects belonging to group
@@ -118,7 +123,6 @@ v 8.6.6
   - Fix error on language detection when repository has no HEAD (e.g., master branch) (Jeroen Bobbeldijk). !3654
   - Fix revoking of authorized OAuth applications (Connor Shea). !3690
   - Fix error on language detection when repository has no HEAD (e.g., master branch). !3654 (Jeroen Bobbeldijk)
-  - Project switcher uses new dropdown styling
   - Issuable header is consistent between issues and merge requests
   - Improved spacing in issuable header on mobile
 
@@ -250,6 +254,9 @@ v 8.6.0
   - Trigger a todo for mentions on commits page
   - Let project owners and admins soft delete issues and merge requests
 
+v 8.5.11
+  - Fix persistent XSS vulnerability in `commit_person_link` helper
+
 v 8.5.10
   - Fix a 2FA authentication spoofing vulnerability.
 
@@ -397,6 +404,9 @@ v 8.5.0
   - Show label row when filtering issues or merge requests by label (Nuttanart Pornprasitsakul)
   - Add Todos
 
+v 8.4.9
+  - Fix persistent XSS vulnerability in `commit_person_link` helper
+
 v 8.4.8
   - Fix a 2FA authentication spoofing vulnerability.
 
@@ -519,6 +529,9 @@ v 8.4.0
   - Add IP check against DNSBLs at account sign-up
   - Added cache:key to .gitlab-ci.yml allowing to fine tune the caching
 
+v 8.3.8
+  - Fix persistent XSS vulnerability in `commit_person_link` helper
+
 v 8.3.7
   - Fix a 2FA authentication spoofing vulnerability.
 

CONTRIBUTING.md

@@ -323,6 +323,7 @@ request is as follows:
    [shell command guidelines](doc/development/shell_commands.md)
 1. If your code creates new files on disk please read the
    [shared files guidelines](doc/development/shared_files.md).
+1. When writing commit messages please follow [these](http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html) [guidelines](http://chris.beams.io/posts/git-commit/).
 
 The **official merge window** is in the beginning of the month from the 1st to
 the 7th day of the month. This is the best time to submit an MR and get

app/assets/javascripts/application.js.coffee

@@ -55,6 +55,7 @@
 #= require_tree .
 #= require fuzzaldrin-plus
 #= require cropper
+#= require raven
 
 window.slugify = (text) ->
   text.replace(/[^-a-zA-Z0-9]+/g, '_').toLowerCase()

app/assets/javascripts/dispatcher.js.coffee

@@ -17,6 +17,7 @@ class Dispatcher
     switch page
       when 'projects:issues:index'
         Issues.init()
+        Issuable.init()
         shortcut_handler = new ShortcutsNavigation()
       when 'projects:issues:show'
         new Issue()
@@ -57,7 +58,7 @@ class Dispatcher
         new ZenMode()
       when 'projects:merge_requests:index'
         shortcut_handler = new ShortcutsNavigation()
-        MergeRequests.init()
+        Issuable.init()
       when 'dashboard:activity'
         new Activities()
       when 'dashboard:projects:starred'

app/assets/javascripts/due_date_select.js.coffee

+class @DueDateSelect
+  constructor: ->
+    $loading = $('.js-issuable-update .due_date')
+      .find('.block-loading')
+      .hide()
+
+    $('.js-due-date-select').each (i, dropdown) ->
+      $dropdown = $(dropdown)
+      $dropdownParent = $dropdown.closest('.dropdown')
+      $datePicker = $dropdownParent.find('.js-due-date-calendar')
+      $block = $dropdown.closest('.block')
+      $selectbox = $dropdown.closest('.selectbox')
+      $value = $block.find('.value')
+      $sidebarValue = $('.js-due-date-sidebar-value', $block)
+
+      fieldName = $dropdown.data('field-name')
+      abilityName = $dropdown.data('ability-name')
+      issueUpdateURL = $dropdown.data('issue-update')
+
+      $dropdown.glDropdown(
+        hidden: ->
+          $selectbox.hide()
+          $value.removeAttr('style')
+      )
+
+      addDueDate = ->
+        # Create the post date
+        value = $("input[name='#{fieldName}']").val()
+        date = new Date value.replace(new RegExp('-', 'g'), ',')
+        mediumDate = $.datepicker.formatDate 'M d, yy', date
+
+        data = {}
+        data[abilityName] = {}
+        data[abilityName].due_date = value
+
+        $.ajax(
+          type: 'PUT'
+          url: issueUpdateURL
+          data: data
+          beforeSend: ->
+            $loading.fadeIn()
+            $dropdown.trigger('loading.gl.dropdown')
+            $selectbox.hide()
+            $value.removeAttr('style')
+
+            $value.html(mediumDate)
+            $sidebarValue.html(mediumDate)
+        ).done (data) ->
+          $dropdown.trigger('loaded.gl.dropdown')
+          $dropdown.dropdown('toggle')
+          $loading.fadeOut()
+
+      $datePicker.datepicker(
+        dateFormat: 'yy-mm-dd',
+        defaultDate: $("input[name='#{fieldName}']").val()
+        altField: "input[name='#{fieldName}']"
+        onSelect: ->
+          addDueDate()
+      )
+
+    $(document)
+      .off 'click', '.ui-datepicker-header a'
+      .on 'click', '.ui-datepicker-header a', (e) ->
+        e.stopImmediatePropagation()

app/assets/javascripts/gl_dropdown.js.coffee

@@ -386,13 +386,13 @@ class GitLabDropdown
       else
         selectedObject
     else
-      if !value?
-        field.remove()
-
-      if not @options.multiSelect
+      if not @options.multiSelect or el.hasClass('dropdown-clear-active')
         @dropdown.find(".#{ACTIVE_CLASS}").removeClass ACTIVE_CLASS
         @dropdown.parent().find("input[name='#{fieldName}']").remove()
 
+      if !value?
+        field.remove()
+
       # Toggle active class for the tick mark
       el.addClass ACTIVE_CLASS
 

app/assets/javascripts/issuable.js.coffee

+@Issuable =
+  init: ->
+    Issuable.initTemplates()
+    Issuable.initSearch()
+
+  initTemplates: ->
+    Issuable.labelRow = _.template(
+      '<% _.each(labels, function(label){ %>
+        <span class="label-row">
+          <a href="#"><span class="label color-label has-tooltip" style="background-color: <%= label.color %>; color: <%= label.text_color %>" title="<%= _.escape(label.description) %>" data-container="body"><%= _.escape(label.title) %></span></a>
+        </span>
+      <% }); %>'
+    )
+
+  initSearch: ->
+    @timer = null
+    $('#issue_search')
+      .off 'keyup'
+      .on 'keyup', ->
+        clearTimeout(@timer)
+        @timer = setTimeout( ->
+          Issuable.filterResults $('#issue_search_form')
+        , 500)
+
+  toggleLabelFilters: ->
+    $filteredLabels = $('.filtered-labels')
+    if $filteredLabels.find('.label-row').length > 0
+      $filteredLabels.removeClass('hidden')
+    else
+      $filteredLabels.addClass('hidden')
+
+  filterResults: (form) =>
+    formData = form.serialize()
+
+    $('.issues-holder, .merge-requests-holder').css('opacity', '0.5')
+    formAction = form.attr('action')
+    issuesUrl = formAction
+    issuesUrl += ("#{if formAction.indexOf('?') < 0 then '?' else '&'}")
+    issuesUrl += formData
+    $.ajax
+      type: 'GET'
+      url: formAction
+      data: formData
+      complete: ->
+        $('.issues-holder, .merge-requests-holder').css('opacity', '1.0')
+      success: (data) ->
+        $('.issues-holder, .merge-requests-holder').html(data.html)
+        # Change url so if user reload a page - search results are saved
+        history.replaceState {page: issuesUrl}, document.title, issuesUrl
+        Issuable.reload()
+        Issuable.updateStateFilters()
+        $filteredLabels = $('.filtered-labels')
+
+        if typeof Issuable.labelRow is 'function'
+          $filteredLabels.html(Issuable.labelRow(data))
+
+        Issuable.toggleLabelFilters()
+
+      dataType: "json"
+
+  reload: ->
+    if Issues.created
+      Issues.initChecks()
+
+    $('#filter_issue_search').val($('#issue_search').val())
+
+  updateStateFilters: ->
+    stateFilters =  $('.issues-state-filters')
+    newParams = {}
+    paramKeys = ['author_id', 'milestone_title', 'assignee_id', 'issue_search']
+
+    for paramKey in paramKeys
+      newParams[paramKey] = gl.utils.getParameterValues(paramKey)[0] or ''
+
+    if stateFilters.length
+      stateFilters.find('a').each ->
+        initialUrl = gl.utils.removeParamQueryString($(this).attr('href'), 'label_name[]')
+        labelNameValues = gl.utils.getParameterValues('label_name[]')
+        if labelNameValues
+          labelNameQueryString = ("label_name[]=#{value}" for value in labelNameValues).join('&')
+          newUrl = "#{gl.utils.mergeUrlParams(newParams, initialUrl)}&#{labelNameQueryString}"
+        else
+          newUrl = gl.utils.mergeUrlParams(newParams, initialUrl)
+        $(this).attr 'href', newUrl

app/assets/javascripts/issuable_context.js.coffee

@@ -33,7 +33,6 @@ class @IssuableContext
             $block.find('.dropdown-menu-toggle').trigger 'click'
           , 0
 
-
     $(".right-sidebar").niceScroll()
 
   initParticipants: ->

app/assets/javascripts/issues.js.coffee

 @Issues =
   init: ->
-    Issues.initSearch()
+    Issues.created = true
     Issues.initChecks()
 
     $("body").on "ajax:success", ".close_issue, .reopen_issue", ->
@@ -15,10 +15,6 @@
         else
           $(this).html totalIssues - 1
 
-  reload: ->
-    Issues.initChecks()
-    $('#filter_issue_search').val($('#issue_search').val())
-
   initChecks: ->
     $(".check_all_issues").click ->
       $(".selected_issue").prop("checked", @checked)
@@ -26,51 +22,6 @@
 
     $(".selected_issue").bind "change", Issues.checkChanged
 
-  # Update state filters if present in page
-  updateStateFilters: ->
-    stateFilters =  $('.issues-state-filters')
-    newParams = {}
-    paramKeys = ['author_id', 'label_name', 'milestone_title', 'assignee_id', 'issue_search']
-
-    for paramKey in paramKeys
-      newParams[paramKey] = gl.utils.getUrlParameter(paramKey) or ''
-
-    if stateFilters.length
-      stateFilters.find('a').each ->
-        initialUrl = $(this).attr 'href'
-        $(this).attr 'href', gl.utils.mergeUrlParams(newParams, initialUrl)
-
-  # Make sure we trigger ajax request only after user stop typing
-  initSearch: ->
-    @timer = null
-    $("#issue_search").keyup ->
-      clearTimeout(@timer)
-      @timer = setTimeout( ->
-        Issues.filterResults $("#issue_search_form")
-      , 500)
-
-  filterResults: (form) =>
-    $('.issues-holder, .merge-requests-holder').css("opacity", '0.5')
-    formAction = form.attr('action')
-    formData = form.serialize()
-    issuesUrl = formAction
-    issuesUrl += ("#{if formAction.indexOf("?") < 0 then '?' else '&'}")
-    issuesUrl += formData
-
-    $.ajax
-      type: "GET"
-      url: formAction
-      data: formData
-      complete: ->
-        $('.issues-holder, .merge-requests-holder').css("opacity", '1.0')
-      success: (data) ->
-        $('.issues-holder, .merge-requests-holder').html(data.html)
-        # Change url so if user reload a page - search results are saved
-        history.replaceState {page: issuesUrl}, document.title, issuesUrl
-        Issues.reload()
-        Issues.updateStateFilters()
-      dataType: "json"
-
   checkChanged: ->
     checked_issues = $(".selected_issue:checked")
     if checked_issues.length > 0

app/assets/javascripts/labels_select.js.coffee

@@ -6,7 +6,7 @@ class @LabelsSelect
       labelUrl = $dropdown.data('labels')
       issueUpdateURL = $dropdown.data('issueUpdate')
       selectedLabel = $dropdown.data('selected')
-      if selectedLabel?
+      if selectedLabel? and not $dropdown.hasClass 'js-multiselect'
         selectedLabel = selectedLabel.split(',')
       newLabelField = $('#new_label_name')
       newColorField = $('#new_label_color')
@@ -16,6 +16,7 @@ class @LabelsSelect
       abilityName = $dropdown.data('ability-name')
       $selectbox = $dropdown.closest('.selectbox')
       $block = $selectbox.closest('.block')
+      $form = $dropdown.closest('form')
       $sidebarCollapsedValue = $block.find('.sidebar-collapsed-icon span')
       $value = $block.find('.value')
       $loading = $block.find('.block-loading').fadeOut()
@@ -171,7 +172,7 @@ class @LabelsSelect
             .find('a')
             .each((i) ->
               setTimeout(=>
-                glAnimate($(@), 'pulse')
+                gl.animate.animate($(@), 'pulse')
               ,200 * i
               )
             )
@@ -200,16 +201,21 @@ class @LabelsSelect
             callback data
 
         renderRow: (label) ->
-          selectedClass = ''
-          if $selectbox.find("input[type='hidden']\
-            [name='#{$dropdown.data('field-name')}']\
-            [value='#{label.id}']").length
-            selectedClass = 'is-active'
+          removesAll = label.id is 0 or not label.id?
+
+          selectedClass = []
+          if $form.find("input[type='hidden']\
+            [name='#{$dropdown.data('fieldName')}']\
+            [value='#{this.id(label)}']").length
+            selectedClass.push 'is-active'
+
+          if $dropdown.hasClass('js-multiselect') and removesAll
+            selectedClass.push 'dropdown-clear-active'
 
           color = if label.color? then "<span class='dropdown-label-box' style='background-color: #{label.color}'></span>" else ""
 
           "<li>
-            <a href='#' class='#{selectedClass}'>
+            <a href='#' class='#{selectedClass.join(' ')}'>
               #{color}
               #{_.escape(label.title)}
             </a>
@@ -219,37 +225,56 @@ class @LabelsSelect
           fields: ['title']
         selectable: true
 
-        toggleLabel: (selected) ->
+        toggleLabel: (selected, el) ->
+          selected_labels = $('.js-label-select').siblings('.dropdown-menu-labels').find('.is-active')
+
           if selected and selected.title?
-            selected.title
+            if selected_labels.length > 1
+              "#{selected.title} +#{selected_labels.length - 1} more"
+            else
+              selected.title
+          else if not selected and selected_labels.length isnt 0
+            if selected_labels.length > 1
+              "#{$(selected_labels[0]).text()} +#{selected_labels.length - 1} more"
+            else if selected_labels.length is 1
+              $(selected_labels).text()
           else
             defaultLabel
         fieldName: $dropdown.data('field-name')
         id: (label) ->
-          if label.isAny?
-            ''
-          else if $dropdown.hasClass "js-filter-submit"
+          if $dropdown.hasClass("js-filter-submit") and not label.isAny?
             label.title
           else
             label.id
 
         hidden: ->
+          page = $('body').data 'page'
+          isIssueIndex = page is 'projects:issues:index'
+          isMRIndex = page is 'projects:merge_requests:index'
+
           $selectbox.hide()
           # display:block overrides the hide-collapse rule
           $value.removeAttr('style')
           if $dropdown.hasClass 'js-multiselect'
-            saveLabelData()
+            if $dropdown.hasClass('js-filter-submit') and (isIssueIndex or isMRIndex)
+              selectedLabels = $dropdown
+                .closest('form')
+                .find("input:hidden[name='#{$dropdown.data('fieldName')}']")
+              Issuable.filterResults $dropdown.closest('form')
+            else if $dropdown.hasClass('js-filter-submit')
+              $dropdown.closest('form').submit()
+            else
+              saveLabelData()
 
         multiSelect: $dropdown.hasClass 'js-multiselect'
         clicked: (label) ->
           page = $('body').data 'page'
           isIssueIndex = page is 'projects:issues:index'
-          isMRIndex = page is page is 'projects:merge_requests:index'
-
+          isMRIndex = page is 'projects:merge_requests:index'
           if $dropdown.hasClass('js-filter-submit') and (isIssueIndex or isMRIndex)
-            selectedLabel = label.title
-
-            Issues.filterResults $dropdown.closest('form')
+            if not $dropdown.hasClass 'js-multiselect'
+              selectedLabel = label.title
+              Issuable.filterResults $dropdown.closest('form')
           else if $dropdown.hasClass 'js-filter-submit'
             $dropdown.closest('form').submit()
           else

app/assets/javascripts/lib/animate.js.coffee

 ((w) -> 
+  if not w.gl? then w.gl = {}
+  if not gl.animate? then gl.animate = {}
 
-  w.glAnimate = ($el, animation, done) ->
+  gl.animate.animate = ($el, animation, options, done) ->
+    if options?.cssStart?
+      $el.css(options.cssStart)
     $el
-      .removeClass()
+      .removeClass(animation + ' animated')
       .addClass(animation + ' animated')
       .one 'webkitAnimationEnd mozAnimationEnd MSAnimationEnd oanimationend animationend', ->
-        $(this).removeClass()
+        $(this).removeClass(animation + ' animated')
+        if done?
+          done()
+        if options?.cssEnd?
+          $el.css(options.cssEnd)
         return
     return
-  return
 
+  gl.animate.animateEach = ($els, animation, time, options, done) ->
+    dfd = $.Deferred()
+    if not $els.length
+      dfd.resolve()
+    $els.each((i) ->
+      setTimeout(=>
+        $this = $(@)
+        gl.animate.animate($this, animation, options, =>
+          if i is $els.length - 1
+            dfd.resolve()
+            if done?
+              done()
+        )
+      ,time * i
+      )
+      return
+    )
+    return dfd.promise()
+  return 
 ) window
\ No newline at end of file

app/assets/javascripts/lib/url_utility.js.coffee

@@ -3,16 +3,20 @@
   w.gl ?= {}
   w.gl.utils ?= {}
 
-  w.gl.utils.getUrlParameter = (sParam) ->
+  # Returns an array containing the value(s) of the
+  # of the key passed as an argument
+  w.gl.utils.getParameterValues = (sParam) ->
     sPageURL = decodeURIComponent(window.location.search.substring(1))
     sURLVariables = sPageURL.split('&')
     sParameterName = undefined
+    values = []
     i = 0
     while i < sURLVariables.length
       sParameterName = sURLVariables[i].split('=')
       if sParameterName[0] is sParam
-        return if sParameterName[1] is undefined then true else sParameterName[1]
+        values.push(sParameterName[1])
       i++
+    values
 
   # #
   #  @param {Object} params - url keys and value to merge
@@ -28,4 +32,12 @@
         newUrl = "#{newUrl}#{(if newUrl.indexOf('?') > 0 then '&' else '?')}#{paramName}=#{paramValue}"
     newUrl
 
+  # removes parameter query string from url. returns the modified url
+  w.gl.utils.removeParamQueryString = (url, param) ->
+    url = decodeURIComponent(url)
+    urlVariables = url.split('&')
+    (
+      variables for variables in urlVariables when variables.indexOf(param) is -1
+    ).join('&')
+
 ) window

app/assets/javascripts/merge_requests.js.coffee

-#
-# * Filter merge requests
-#
-@MergeRequests =
-  init: ->
-    MergeRequests.initSearch()
-
-  # Make sure we trigger ajax request only after user stop typing
-  initSearch: ->
-    @timer = null
-    $("#issue_search").keyup ->
-      clearTimeout(@timer)
-      @timer = setTimeout(MergeRequests.filterResults, 500)
-
-  filterResults: =>
-    form = $("#issue_search_form")
-    search = $("#issue_search").val()
-    $('.merge-requests-holder').css("opacity", '0.5')
-    issues_url = form.attr('action') + '?' + form.serialize()
-
-    $.ajax
-      type: "GET"
-      url: form.attr('action')
-      data: form.serialize()
-      complete: ->
-        $('.merge-requests-holder').css("opacity", '1.0')
-      success: (data) ->
-        $('.merge-requests-holder').html(data.html)
-        # Change url so if user reload a page - search results are saved
-        history.replaceState {page: issues_url}, document.title, issues_url
-        MergeRequests.reload()
-      dataType: "json"
-
-  reload: ->
-    $('#filter_issue_search').val($('#issue_search').val())

app/assets/javascripts/milestone_select.js.coffee

@@ -97,7 +97,7 @@ class @MilestoneSelect
               selectedMilestone = selected.name
             else
               selectedMilestone = ''
-            Issues.filterResults $dropdown.closest('form')
+            Issuable.filterResults $dropdown.closest('form')
           else if $dropdown.hasClass('js-filter-submit')
             $dropdown.closest('form').submit()
           else

app/assets/javascripts/raven_config.js.coffee

+@raven =
+  init: ->
+    if gon.sentry_dsn?
+      Raven.config(gon.sentry_dsn, {
+        includePaths: [/gon.relative_url_root/]
+        ignoreErrors: [
+          # Random plugins/extensions
+          'top.GLOBALS',
+          # See: http://blog.errorception.com/2012/03/tale-of-unfindable-js-error. html
+          'originalCreateNotification',
+          'canvas.contentDocument',
+          'MyApp_RemoveAllHighlights',
+          'http://tt.epicplay.com',
+          'Can\'t find variable: ZiteReader',
+          'jigsaw is not defined',
+          'ComboSearch is not defined',
+          'http://loading.retry.widdit.com/',
+          'atomicFindClose',
+          # ISP "optimizing" proxy - `Cache-Control: no-transform` seems to
+          # reduce this. (thanks @acdha)
+          # See http://stackoverflow.com/questions/4113268
+          'bmi_SafeAddOnload',
+          'EBCallBackMessageReceived',
+          # See http://toolbar.conduit.com/Developer/HtmlAndGadget/Methods/JSInjection.aspx
+          'conduitPage'
+        ],
+        ignoreUrls: [
+          # Chrome extensions
+          /extensions\//i,
+          /^chrome:\/\//i,
+          # Other plugins
+          /127\.0\.0\.1:4001\/isrunning/i,  # Cacaoweb
+          /webappstoolbarba\.texthelp\.com\//i,
+          /metrics\.itunes\.apple\.com\.edgesuite\.net\//i
+        ]
+      }).install()
+
+    if gon.current_user_id
+      Raven.setUserContext({
+        id: gon.current_user_id
+      })
+
+$ ->
+  raven.init()

app/assets/javascripts/users_select.js.coffee

@@ -158,7 +158,7 @@ class @UsersSelect
 
           if $dropdown.hasClass('js-filter-submit') and (isIssueIndex or isMRIndex)
             selectedId = user.id
-            Issues.filterResults $dropdown.closest('form')
+            Issuable.filterResults $dropdown.closest('form')
           else if $dropdown.hasClass 'js-filter-submit'
             $dropdown.closest('form').submit()
           else

app/assets/stylesheets/framework/dropdowns.scss

@@ -248,7 +248,7 @@
 
 .dropdown-title {
   position: relative;
-  padding: 0 25px 15px;
+  padding: 0 25px 10px;
   margin: 0 10px 10px;
   font-weight: 600;
   line-height: 1;
@@ -278,7 +278,7 @@
   right: 5px;
   width: 20px;
   height: 20px;
-  top: -1px;
+  top: -3px;
 }
 
 .dropdown-menu-back {
@@ -358,6 +358,13 @@
   border-top: 1px solid $dropdown-divider-color;
 }
 
+.dropdown-due-date-footer {
+  padding-top: 0;
+  margin-left: 10px;
+  margin-right: 10px;
+  border-top: 0;
+}
+
 .dropdown-footer-list {
   font-size: 14px;
 
@@ -395,3 +402,122 @@
   height: 15px;
   border-radius: $border-radius-base;
 }
+
+.dropdown-menu-due-date {
+  .dropdown-content {
+    max-height: 230px;
+  }
+
+  .ui-widget {
+    table {
+      margin: 0;
+    }
+
+    &.ui-datepicker-inline {
+      padding: 0 10px;
+      border: 0;
+      width: 100%;
+    }
+
+    .ui-datepicker-header {
+      padding: 0 8px 10px;
+      border: 0;
+
+      .ui-icon {
+        background: none;
+        font-size: 20px;
+        text-indent: 0;
+
+        &:before {
+          display: block;
+          position: relative;
+          top: -2px;
+          color: $dropdown-title-btn-color;
+          font: normal normal normal 14px/1 FontAwesome;
+          font-size: inherit;
+          text-rendering: auto;
+          -webkit-font-smoothing: antialiased;
+          -moz-osx-font-smoothing: grayscale;
+        }
+      }
+    }
+
+    .ui-state-active,
+    .ui-state-hover {
+      color: $md-link-color;
+      background-color: $calendar-hover-bg;
+    }
+
+    .ui-datepicker-prev,
+    .ui-datepicker-next {
+      top: 0;
+      height: 15px;
+      cursor: pointer;
+
+      &:hover {
+        background-color: transparent;
+        border: 0;
+
+        .ui-icon:before {
+          color: $md-link-color;
+        }
+      }
+    }
+
+    .ui-datepicker-prev {
+      left: 0;
+
+      .ui-icon:before {
+        content: '\f104';
+        text-align: left;
+      }
+    }
+
+    .ui-datepicker-next {
+      right: 0;
+
+      .ui-icon:before {
+        content: '\f105';
+        text-align: right;
+      }
+    }
+
+    td {
+      padding: 0;
+      border: 1px solid $calendar-border-color;
+
+      &:first-child {
+        border-left: 0;
+      }
+
+      &:last-child {
+        border-right: 0;
+      }
+
+      a {
+        line-height: 17px;
+        border: 0;
+        border-radius: 0;
+      }
+    }
+
+    .ui-datepicker-title {
+      color: $gl-gray;
+      font-size: 15px;
+      line-height: 1;
+      font-weight: normal;
+    }
+  }
+
+  th {
+    padding: 2px 0;
+    color: $calendar-header-color;
+    font-weight: normal;
+    text-transform: lowercase;
+    border-top: 1px solid $calendar-border-color;
+  }
+
+  .ui-datepicker-unselectable {
+    background-color: $calendar-unselectable-bg;
+  }
+}

app/assets/stylesheets/framework/markdown_area.scss

@@ -90,3 +90,12 @@
   box-shadow: none;
   width: 100%;
 }
+
+.md {
+  &.md-preview-holder {
+    code {
+      white-space: pre-wrap;
+      word-break: break-all;
+    }
+  }
+}

app/assets/stylesheets/framework/variables.scss

@@ -241,3 +241,8 @@ $note-form-border-color: #e5e5e5;
 $note-toolbar-color: #959494;
 
 $zen-control-hover-color: #111;
+
+$calendar-header-color: #b8b8b8;
+$calendar-hover-bg: #ecf3fe;
+$calendar-border-color: rgba(#000, .1);
+$calendar-unselectable-bg: #faf9f9;

app/assets/stylesheets/pages/detail_page.scss

@@ -36,4 +36,10 @@
       }
     }
   }
+
+  .wiki {
+    code {
+      white-space: pre-wrap;
+    }
+  }
 }

app/assets/stylesheets/pages/diff.scss

@@ -34,6 +34,7 @@
     background: #fff;
     color: #333;
     border-radius: 0 0 3px 3px;
+    -webkit-overflow-scrolling: auto;
 
     .unfold {
       cursor: pointer;
@@ -86,7 +87,7 @@
         }
 
         span {
-          white-space: pre;
+          white-space: pre-wrap;
         }
       }
     }
@@ -335,7 +336,7 @@
 }
 
 .diff-file .line_content {
-  white-space: pre;
+  white-space: pre-wrap;
 }
 
 .diff-wrap-lines .line_content {

app/assets/stylesheets/pages/help.scss

@@ -59,8 +59,10 @@
   position: relative;
   overflow-y: auto;
   padding: 15px;
+
   .form-actions {
     margin: -$gl-padding+1;
+    margin-top: 15px;
   }
 }
 

app/assets/stylesheets/pages/issuable.scss

@@ -128,6 +128,7 @@
   top: 58px;
   bottom: 0;
   right: 0;
+  z-index: 10;
   transition: width .3s;
   background: $gray-light;
   padding: 10px 20px;
@@ -241,7 +242,7 @@
     }
   }
 
-  .btn {
+  .issuable-pager {
     background: $gray-normal;
     border: 1px solid $border-gray-normal;
     &:hover {
@@ -250,7 +251,7 @@
     }
   }
 
-  a:not(.btn) {
+  a:not(.issuable-pager) {
     &:hover {
       color: $md-link-color;
       text-decoration: none;

app/assets/stylesheets/pages/note_form.scss

@@ -84,18 +84,6 @@
         border-color: $gl-success;
       }
     }
-
-    p {
-      code {
-        white-space: normal;
-      }
-
-      pre {
-        code {
-          white-space: pre;
-        }
-      }
-    }
   }
 }
 

app/assets/stylesheets/pages/notes.scss

@@ -81,16 +81,8 @@ ul.notes {
         @include md-typography;
 
         // On diffs code should wrap nicely and not overflow
-        p {
-          code {
-            white-space: normal;
-          }
-
-          pre {
-            code {
-              white-space: pre;
-            }
-          }
+        code {
+          white-space: pre-wrap;
         }
 
         // Reset ul style types since we're nested inside a ul already
@@ -137,7 +129,7 @@ ul.notes {
     margin-right: 10px;
   }
   .line_content {
-    white-space: pre;
+    white-space: pre-wrap;
   }
 }
 
@@ -171,11 +163,6 @@ ul.notes {
 
       &.parallel {
         border-width: 1px;
-
-        .code,
-        code {
-          white-space: pre-wrap;
-        }
       }
 
       .notes {
@@ -308,7 +295,7 @@ ul.notes {
     padding: 4px;
     font-size: 16px;
     color: $gl-link-color;
-    margin-left: -60px;
+    margin-left: -56px;
     position: absolute;
     z-index: 10;
     width: 32px;

app/controllers/projects/issues_controller.rb

@@ -33,14 +33,15 @@ class Projects::IssuesController < Projects::ApplicationController
     end
 
     @issues = @issues.page(params[:page])
-    @label = @project.labels.find_by(title: params[:label_name])
+    @labels = @project.labels.where(title: params[:label_name])
 
     respond_to do |format|
       format.html
       format.atom { render layout: false }
       format.json do
         render json: {
-          html: view_to_html_string("projects/issues/_issues")
+          html: view_to_html_string("projects/issues/_issues"),
+          labels: @labels.as_json(methods: :text_color)
         }
       end
     end
@@ -191,7 +192,7 @@ class Projects::IssuesController < Projects::ApplicationController
   def issue_params
     params.require(:issue).permit(
       :title, :assignee_id, :position, :description, :confidential,
-      :milestone_id, :state_event, :task_num, label_ids: []
+      :milestone_id, :due_date, :state_event, :task_num, label_ids: []
     )
   end
 

app/controllers/projects/merge_requests_controller.rb

@@ -38,13 +38,14 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     @merge_requests = @merge_requests.page(params[:page])
     @merge_requests = @merge_requests.preload(:target_project)
 
-    @label = @project.labels.find_by(title: params[:label_name])
+    @labels = @project.labels.where(title: params[:label_name])
 
     respond_to do |format|
       format.html
       format.json do
         render json: {
-          html: view_to_html_string("projects/merge_requests/_merge_requests")
+          html: view_to_html_string("projects/merge_requests/_merge_requests"),
+          labels: @labels.as_json(methods: :text_color)
         }
       end
     end

app/finders/issuable_finder.rb

@@ -39,6 +39,7 @@ class IssuableFinder
     items = by_assignee(items)
     items = by_author(items)
     items = by_label(items)
+    items = by_due_date(items)
     sort(items)
   end
 
@@ -117,7 +118,7 @@ class IssuableFinder
   end
 
   def filter_by_no_label?
-    labels? && params[:label_name] == Label::None.title
+    labels? && params[:label_name].include?(Label::None.title)
   end
 
   def labels
@@ -278,9 +279,47 @@ class IssuableFinder
       end
     end
 
+    # When filtering by multiple labels we may end up duplicating issues (if one
+    # has multiple labels). This ensures we only return unique issues.
+    items.distinct
+  end
+
+  def by_due_date(items)
+    if due_date?
+      if filter_by_no_due_date?
+        items = items.without_due_date
+      elsif filter_by_overdue?
+        items = items.due_before(Date.today)
+      elsif filter_by_due_this_week?
+        items = items.due_between(Date.today.beginning_of_week, Date.today.end_of_week)
+      elsif filter_by_due_this_month?
+        items = items.due_between(Date.today.beginning_of_month, Date.today.end_of_month)
+      end
+    end
+
     items
   end
 
+  def filter_by_no_due_date?
+    due_date? && params[:due_date] == Issue::NoDueDate.name
+  end
+
+  def filter_by_overdue?
+    due_date? && params[:due_date] == Issue::Overdue.name
+  end
+
+  def filter_by_due_this_week?
+    due_date? && params[:due_date] == Issue::DueThisWeek.name
+  end
+
+  def filter_by_due_this_month?
+    due_date? && params[:due_date] == Issue::DueThisMonth.name
+  end
+
+  def due_date?
+    params[:due_date].present? && klass.column_names.include?('due_date')
+  end
+
   def label_names
     params[:label_name].split(',')
   end

app/helpers/application_helper.rb

@@ -254,11 +254,11 @@ module ApplicationHelper
 
   def page_filter_path(options = {})
     without = options.delete(:without)
+    add_label = options.delete(:label)
 
     exist_opts = {
       state: params[:state],
       scope: params[:scope],
-      label_name: params[:label_name],
       milestone_title: params[:milestone_title],
       assignee_id: params[:assignee_id],
       author_id: params[:author_id],
@@ -275,6 +275,13 @@ module ApplicationHelper
 
     path = request.path
     path << "?#{options.to_param}"
+    if add_label
+      if params[:label_name].present? and params[:label_name].respond_to?('any?')
+        params[:label_name].each do |label|
+          path << "&label_name[]=#{label}"
+        end
+      end
+    end
     path
   end
 

app/helpers/issuables_helper.rb

@@ -16,6 +16,25 @@ module IssuablesHelper
     base_issuable_scope(issuable).where('iid > ?', issuable.iid).last
   end
 
+  def multi_label_name(current_labels, default_label)
+    # current_labels may be a string from before
+    if current_labels.is_a?(Array)
+      if current_labels.count > 1
+        "#{current_labels[0]} +#{current_labels.count - 1} more"
+      else
+        current_labels[0]
+      end
+    elsif current_labels.is_a?(String)
+      if current_labels.nil? || current_labels.empty?
+        default_label
+      else
+        current_labels
+      end
+    else
+      default_label
+    end
+  end
+
   def issuable_json_path(issuable)
     project = issuable.project
 

app/helpers/issues_helper.rb

@@ -131,7 +131,7 @@ module IssuesHelper
         class: "icon emoji-icon emoji-#{unicode}",
         title: name,
         data: data
-    else 
+    else
       # Emoji icons displayed separately, used for the awards already given
       # to an issue or merge request.
       content_tag :img, "",
@@ -172,6 +172,18 @@ module IssuesHelper
     end.to_h
   end
 
+  def due_date_options
+    options = [
+      Issue::AnyDueDate,
+      Issue::NoDueDate,
+      Issue::DueThisWeek,
+      Issue::DueThisMonth,
+      Issue::Overdue
+    ]
+
+    options_from_collection_for_select(options, 'name', 'title', params[:due_date])
+  end
+
   # Required for Banzai::Filter::IssueReferenceFilter
   module_function :url_for_issue
 end

app/helpers/sorting_helper.rb

@@ -8,6 +8,8 @@ module SortingHelper
       sort_value_oldest_created => sort_title_oldest_created,
       sort_value_milestone_soon => sort_title_milestone_soon,
       sort_value_milestone_later => sort_title_milestone_later,
+      sort_value_due_date_soon => sort_title_due_date_soon,
+      sort_value_due_date_later => sort_title_due_date_later,
       sort_value_largest_repo => sort_title_largest_repo,
       sort_value_recently_signin => sort_title_recently_signin,
       sort_value_oldest_signin => sort_title_oldest_signin,
@@ -50,6 +52,14 @@ module SortingHelper
     'Milestone due later'
   end
 
+  def sort_title_due_date_soon
+    'Due soon'
+  end
+
+  def sort_title_due_date_later
+    'Due later'
+  end
+
   def sort_title_name
     'Name'
   end
@@ -98,6 +108,14 @@ module SortingHelper
     'milestone_due_desc'
   end
 
+  def sort_value_due_date_soon
+    'due_date_asc'
+  end
+
+  def sort_value_due_date_later
+    'due_date_desc'
+  end
+
   def sort_value_name
     'name_asc'
   end

app/models/issue.rb

@@ -28,6 +28,13 @@ class Issue < ActiveRecord::Base
   include Sortable
   include Taskable
 
+  DueDateStruct = Struct.new(:title, :name).freeze
+  NoDueDate     = DueDateStruct.new('No Due Date', '0').freeze
+  AnyDueDate    = DueDateStruct.new('Any Due Date', '').freeze
+  Overdue       = DueDateStruct.new('Overdue', 'overdue').freeze
+  DueThisWeek   = DueDateStruct.new('Due This Week', 'week').freeze
+  DueThisMonth  = DueDateStruct.new('Due This Month', 'month').freeze
+
   ActsAsTaggableOn.strict_case_match = true
 
   belongs_to :project
@@ -39,6 +46,13 @@ class Issue < ActiveRecord::Base
   scope :open_for, ->(user) { opened.assigned_to(user) }
   scope :in_projects, ->(project_ids) { where(project_id: project_ids) }
 
+  scope :without_due_date, -> { where(due_date: nil) }
+  scope :due_before, ->(date) { where('issues.due_date < ?', date) }
+  scope :due_between, ->(from_date, to_date) { where('issues.due_date >= ?', from_date).where('issues.due_date <= ?', to_date) }
+
+  scope :order_due_date_asc, -> { reorder('issues.due_date IS NULL, issues.due_date ASC') }
+  scope :order_due_date_desc, -> { reorder('issues.due_date IS NULL, issues.due_date DESC') }
+
   state_machine :state, initial: :opened do
     event :close do
       transition [:reopened, :opened] => :closed
@@ -82,6 +96,15 @@ class Issue < ActiveRecord::Base
     @link_reference_pattern ||= super("issues", /(?<issue>\d+)/)
   end
 
+  def self.sort(method)
+    case method.to_s
+    when 'due_date_asc' then order_due_date_asc
+    when 'due_date_desc'  then order_due_date_desc
+    else
+      super
+    end
+  end
+
   def to_reference(from_project = nil)
     reference = "#{self.class.reference_prefix}#{iid}"
 
@@ -169,4 +192,8 @@ class Issue < ActiveRecord::Base
       self.related_branches(current_user).empty? &&
       self.closed_by_merge_requests(current_user).empty?
   end
+
+  def overdue?
+    due_date.try(:past?) || false
+  end
 end

app/models/label.rb

@@ -113,6 +113,10 @@ class Label < ActiveRecord::Base
     template
   end
 
+  def text_color
+    LabelsHelper::text_color_for_bg(self.color)
+  end
+
   private
 
   def label_format_reference(format = :id)

app/views/projects/_activity.html.haml

@@ -9,4 +9,7 @@
 = spinner
 
 :javascript
-  new Activities();
+  var activity = new Activities();
+  $(document).on('page:restore', function (event) {
+    activity.reloadActivities()
+  })

app/views/projects/issues/_issue.html.haml

@@ -48,6 +48,11 @@
       = link_to namespace_project_issues_path(issue.project.namespace, issue.project, milestone_title: issue.milestone.title) do
         = icon('clock-o')
         = issue.milestone.title
+    - if issue.due_date
+      %span{class: "#{'cred' if issue.overdue?}"}
+         
+        = icon('calendar')
+        = issue.due_date.to_s(:medium)
     - if issue.labels.any?
        
       - issue.labels.each do |label|

app/views/projects/merge_requests/show/_mr_title.html.haml

@@ -24,9 +24,9 @@
             %li{ class: issue_button_visibility(@merge_request, false) }
               = link_to 'Reopen', merge_request_path(@merge_request, merge_request: {state_event: :reopen }), method: :put, class: 'reopen-mr-link', title: 'Reopen merge request'
             %li
-              = link_to 'Edit', edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'issuable-edit', id: 'edit_merge_request'
+              = link_to 'Edit', edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'issuable-edit'
         = link_to 'Close', merge_request_path(@merge_request, merge_request: { state_event: :close }), method: :put, class: "hidden-xs hidden-sm btn btn-nr btn-grouped btn-close #{issue_button_visibility(@merge_request, true)}", title: 'Close merge request'
         = link_to 'Reopen', merge_request_path(@merge_request, merge_request: {state_event: :reopen }), method: :put, class: "hidden-xs hidden-sm btn btn-nr btn-grouped btn-reopen reopen-mr-link #{issue_button_visibility(@merge_request, false)}", title: 'Reopen merge request'
-        = link_to edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: "hidden-xs hidden-sm btn btn-nr btn-grouped issuable-edit", id: 'edit_merge_request' do
+        = link_to edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: "hidden-xs hidden-sm btn btn-nr btn-grouped issuable-edit" do
           = icon('pencil-square-o')
           Edit

app/views/shared/_label_row.html.haml

@@ -2,4 +2,4 @@
   %span.label-name
     = link_to_label(label, tooltip: false)
   %span.prepend-left-10
-    = markdown(label.description, pipeline: :single_line)
+    = markdown(label.description, pipeline: :single_line)
\ No newline at end of file

app/views/shared/_labels_row.html.haml

+- labels.each do |label|
+  %span.label-row
+    = link_to_label(label, tooltip: false)

app/views/shared/_sort_dropdown.html.haml

@@ -20,6 +20,11 @@
         = sort_title_milestone_soon
       = link_to page_filter_path(sort: sort_value_milestone_later) do
         = sort_title_milestone_later
+      - if controller.controller_name == 'issues' || controller.action_name == 'issues'
+        = link_to page_filter_path(sort: sort_value_due_date_soon) do
+          = sort_title_due_date_soon
+        = link_to page_filter_path(sort: sort_value_due_date_later) do
+          = sort_title_due_date_later
       = link_to page_filter_path(sort: sort_value_upvotes) do
         = sort_title_upvotes
       = link_to page_filter_path(sort: sort_value_downvotes) do

app/views/shared/issuable/_filter.html.haml

@@ -23,6 +23,7 @@
 
         .filter-item.inline.labels-filter
           = render "shared/issuable/label_dropdown"
+
         .pull-right
           = render 'shared/sort_dropdown'
 
@@ -46,9 +47,10 @@
           .filter-item.inline
             = button_tag "Update issues", class: "btn update_selected_issues btn-save"
 
-- if @label
-  .gray-content-block.second-block
-    = render "shared/label_row", label: @label
+  - if !@labels.nil?
+    .gray-content-block.second-block.filtered-labels{ class: ("hidden" if !@labels.any?) }
+      - if @labels.any?
+        = render "shared/labels_row", labels: @labels
 
 :javascript
   new UsersSelect();

app/views/shared/issuable/_label_dropdown.html.haml

 - if params[:label_name].present?
-  = hidden_field_tag(:label_name, params[:label_name])
+  - if params[:label_name].respond_to?('any?')
+    - params[:label_name].each do |label|
+      = hidden_field_tag "label_name[]", label, id: nil
 .dropdown
-  %button.dropdown-menu-toggle.js-label-select.js-filter-submit.js-extra-options{type: "button", data: {toggle: "dropdown", field_name: "label_name", show_no: "true", show_any: "true", selected: params[:label_name], project_id: @project.try(:id), labels: labels_filter_path, default_label: "Label"}}
+  %button.dropdown-menu-toggle.js-label-select.js-filter-submit.js-multiselect.js-extra-options{type: "button", data: {toggle: "dropdown", field_name: "label_name[]", show_no: "true", show_any: "true", selected: params[:label_name], project_id: @project.try(:id), labels: labels_filter_path, default_label: "Label"}}
     %span.dropdown-toggle-text
-      = h(params[:label_name].presence || "Label")
+      = h(multi_label_name(params[:label_name], "Label"))
     = icon('chevron-down')
   .dropdown-menu.dropdown-select.dropdown-menu-paging.dropdown-menu-labels.dropdown-menu-selectable
     .dropdown-page-one

app/views/shared/issuable/_nav.html.haml

@@ -4,22 +4,22 @@
   - else
     - page_context_word = 'issues'
   %li{class: ("active" if params[:state] == 'opened')}
-    = link_to page_filter_path(state: 'opened'), title: "Filter by #{page_context_word} that are currently opened." do
+    = link_to page_filter_path(state: 'opened', label: true), title: "Filter by #{page_context_word} that are currently opened." do
       #{state_filters_text_for(:opened, @project)}
 
   - if defined?(type) && type == :merge_requests
     %li{class: ("active" if params[:state] == 'merged')}
-      = link_to page_filter_path(state: 'merged'), title: 'Filter by merge requests that are currently merged.' do
+      = link_to page_filter_path(state: 'merged', label: true), title: 'Filter by merge requests that are currently merged.' do
         #{state_filters_text_for(:merged, @project)}
 
     %li{class: ("active" if params[:state] == 'closed')}
-      = link_to page_filter_path(state: 'closed'), title: 'Filter by merge requests that are currently closed and unmerged.' do
+      = link_to page_filter_path(state: 'closed', label: true), title: 'Filter by merge requests that are currently closed and unmerged.' do
         #{state_filters_text_for(:closed, @project)}
   - else
     %li{class: ("active" if params[:state] == 'closed')}
-      = link_to page_filter_path(state: 'closed'), title: 'Filter by issues that are currently closed.' do
+      = link_to page_filter_path(state: 'closed', label: true), title: 'Filter by issues that are currently closed.' do
         #{state_filters_text_for(:closed, @project)}
 
   %li{class: ("active" if params[:state] == 'all')}
-    = link_to page_filter_path(state: 'all'), title: "Show all #{page_context_word}." do
+    = link_to page_filter_path(state: 'all', label: true), title: "Show all #{page_context_word}." do
       #{state_filters_text_for(:all, @project)}

app/views/shared/issuable/_sidebar.html.haml

@@ -10,14 +10,14 @@
         = sidebar_gutter_toggle_icon
       .issuable-nav.hide-collapsed.pull-right.btn-group{role: 'group', "aria-label" => '...'}
         - if prev_issuable = prev_issuable_for(issuable)
-          = link_to 'Prev', [@project.namespace.becomes(Namespace), @project, prev_issuable], class: 'btn btn-default prev-btn'
+          = link_to 'Prev', [@project.namespace.becomes(Namespace), @project, prev_issuable], class: 'btn btn-default prev-btn issuable-pager'
         - else
-          %a.btn.btn-default.disabled{href: '#'}
+          %a.btn.btn-default.issuable-pager.disabled{href: '#'}
             Prev
         - if next_issuable = next_issuable_for(issuable)
-          = link_to 'Next', [@project.namespace.becomes(Namespace), @project, next_issuable], class: 'btn btn-default next-btn'
+          = link_to 'Next', [@project.namespace.becomes(Namespace), @project, next_issuable], class: 'btn btn-default next-btn issuable-pager'
         - else
-          %a.btn.btn-default.disabled{href: '#'}
+          %a.btn.btn-default.issuable-pager.disabled{href: '#'}
             Next
 
     = form_for [@project.namespace.becomes(Namespace), @project, issuable], remote: true, html: {class: 'issuable-context-form inline-update js-issuable-update'} do |f|
@@ -58,7 +58,7 @@
             - if issuable.milestone
               = issuable.milestone.title
             - else
-              No
+              None
         .title.hide-collapsed
           Milestone
           = icon('spinner spin', class: 'block-loading')
@@ -75,6 +75,34 @@
           = f.hidden_field 'milestone_id', value: issuable.milestone_id, id: nil
           = dropdown_tag('Milestone', options: { title: 'Assign milestone', toggle_class: 'js-milestone-select js-extra-options', filter: true, dropdown_class: 'dropdown-menu-selectable', placeholder: 'Search milestones', data: { show_no: true, field_name: "#{issuable.to_ability_name}[milestone_id]", project_id: @project.id, issuable_id: issuable.id, milestones: namespace_project_milestones_path(@project.namespace, @project, :json), ability_name: issuable.to_ability_name, issue_update: issuable_json_path(issuable), use_id: true }})
 
+      - if issuable.has_attribute?(:due_date)
+        .block.due_date
+          .sidebar-collapsed-icon
+            = icon('calendar')
+            %span.js-due-date-sidebar-value
+              = issuable.due_date.try(:to_s, :medium) || 'None'
+          .title.hide-collapsed
+            Due date
+            = icon('spinner spin', class: 'block-loading')
+            - if can?(current_user, :"admin_#{issuable.to_ability_name}", @project)
+              = link_to 'Edit', '#', class: 'edit-link pull-right'
+          .value.bold.hide-collapsed
+            - if issuable.due_date
+              = issuable.due_date.to_s(:medium)
+            - else
+              .light None
+          - if can?(current_user, :"admin_#{issuable.to_ability_name}", @project)
+            .selectbox.hide-collapsed
+              = f.hidden_field :due_date, value: issuable.due_date
+              .dropdown
+                %button.dropdown-menu-toggle.js-due-date-select{ type: 'button', data: { toggle: 'dropdown', field_name: "#{issuable.to_ability_name}[due_date]", ability_name: issuable.to_ability_name, issue_update: issuable_json_path(issuable) } }
+                  %span.dropdown-toggle-text Due date
+                  = icon('chevron-down')
+                .dropdown-menu.dropdown-menu-due-date
+                  = dropdown_title('Due date')
+                  = dropdown_content do
+                    .js-due-date-calendar
+
       - if issuable.project.labels.any?
         .block.labels
           .sidebar-collapsed-icon
@@ -153,4 +181,5 @@
       new LabelsSelect();
       new IssuableContext('#{escape_javascript(current_user.to_json(only: [:username, :id, :name]))}');
       new Subscription('.subscription')
+      new DueDateSelect();
       sidebar = new Sidebar();

db/migrate/20160310124959_add_due_date_to_issues.rb

+class AddDueDateToIssues < ActiveRecord::Migration
+  def change
+    add_column :issues, :due_date, :date
+    add_index :issues, :due_date
+  end
+end

db/schema.rb

@@ -422,6 +422,7 @@ ActiveRecord::Schema.define(version: 20160419120017) do
     t.integer  "moved_to_id"
     t.boolean  "confidential",  default: false
     t.datetime "deleted_at"
+    t.date     "due_date"
   end
 
   add_index "issues", ["assignee_id"], name: "index_issues_on_assignee_id", using: :btree
@@ -431,6 +432,7 @@ ActiveRecord::Schema.define(version: 20160419120017) do
   add_index "issues", ["created_at"], name: "index_issues_on_created_at", using: :btree
   add_index "issues", ["deleted_at"], name: "index_issues_on_deleted_at", using: :btree
   add_index "issues", ["description"], name: "index_issues_on_description_trigram", using: :gin, opclasses: {"description"=>"gin_trgm_ops"}
+  add_index "issues", ["due_date"], name: "index_issues_on_due_date", using: :btree
   add_index "issues", ["milestone_id"], name: "index_issues_on_milestone_id", using: :btree
   add_index "issues", ["project_id", "iid"], name: "index_issues_on_project_id_and_iid", unique: true, using: :btree
   add_index "issues", ["project_id"], name: "index_issues_on_project_id", using: :btree

features/project/issues/filter_labels.feature

@@ -12,6 +12,7 @@ Feature: Project Issues Filter Labels
   @javascript
   Scenario: I filter by one label
     Given I click link "bug"
+    And I click "dropdown close button"
     Then I should see "Bugfix1" in issues list
     And I should see "Bugfix2" in issues list
     And I should not see "Feature1" in issues list

features/steps/project/issues/filter_labels.rb

@@ -32,6 +32,10 @@ class Spinach::Features::ProjectIssuesFilterLabels < Spinach::FeatureSteps
     page.find('.js-label-select').click
     sleep 0.5
     execute_script("$('.dropdown-menu-labels li:contains(\"bug\") a').click()")
+  end
+
+  step 'I click "dropdown close button"' do
+    page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
     sleep 2
   end
 

lib/api/internal.rb

@@ -23,7 +23,7 @@ module API
       end
 
       post "/allowed" do
-        Gitlab::Metrics.tag_transaction('action', 'Grape#/internal/allowed')
+        Gitlab::Metrics.action = 'Grape#/internal/allowed'
 
         status 200
 

lib/gitlab/gon_helper.rb

@@ -8,6 +8,7 @@ module Gitlab
       gon.relative_url_root      = Gitlab.config.gitlab.relative_url_root
       gon.shortcuts_path         = help_shortcuts_path
       gon.user_color_scheme      = Gitlab::ColorSchemes.for_user(current_user).css_class
+      gon.sentry_dsn             = ApplicationSetting.current.sentry_dsn if Rails.env.production?
 
       if current_user
         gon.current_user_id = current_user.id

lib/gitlab/metrics.rb

@@ -115,6 +115,15 @@ module Gitlab
       trans.add_tag(name, value) if trans
     end
 
+    # Sets the action of the current transaction (if any)
+    #
+    # action - The name of the action.
+    def self.action=(action)
+      trans = current_transaction
+
+      trans.action = action if trans
+    end
+
     # When enabled this should be set before being used as the usual pattern
     # "@foo ||= bar" is _not_ thread-safe.
     if enabled?

spec/features/issues/filter_by_labels_spec.rb

+require 'rails_helper'
+
+feature 'Issue filtering by Labels', feature: true do
+  let(:project) { create(:project, :public) }
+  let!(:user)   { create(:user)}
+  let!(:label)  { create(:label, project: project) }
+
+  before do
+    ['bug', 'feature', 'enhancement'].each do |title|
+      create(:label,
+             project: project,
+             title: title)
+    end
+
+    issue1 = create(:issue, title: "Bugfix1", project: project)
+    issue1.labels << project.labels.find_by(title: 'bug')
+
+    issue2 = create(:issue, title: "Bugfix2", project: project)
+    issue2.labels << project.labels.find_by(title: 'bug')
+    issue2.labels << project.labels.find_by(title: 'enhancement')
+
+    issue3 = create(:issue, title: "Feature1", project: project)
+    issue3.labels << project.labels.find_by(title: 'feature')
+
+    project.team << [user, :master]
+    login_as(user)
+
+    visit namespace_project_issues_path(project.namespace, project)
+  end
+
+  context 'filter by label bug', js: true do
+    before do
+      page.find('.js-label-select').click
+      sleep 0.5
+      execute_script("$('.dropdown-menu-labels li:contains(\"bug\") a').click()")
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+    end
+
+    it 'should show issue "Bugfix1" and "Bugfix2" in issues list' do
+      expect(page).to have_content "Bugfix1"
+      expect(page).to have_content "Bugfix2"
+    end
+
+    it 'should not show "Feature1" in issues list' do
+      expect(page).not_to have_content "Feature1"
+    end
+
+    it 'should show label "bug" in filtered-labels' do
+      expect(find('.filtered-labels')).to have_content "bug"
+    end
+
+    it 'should not show label "feature" and "enhancement" in filtered-labels' do
+      expect(find('.filtered-labels')).not_to have_content "feature"
+      expect(find('.filtered-labels')).not_to have_content "enhancement"
+    end
+  end
+
+  context 'filter by label feature', js: true do
+    before do
+      page.find('.js-label-select').click
+      sleep 0.5
+      execute_script("$('.dropdown-menu-labels li:contains(\"feature\") a').click()")
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+    end
+
+    it 'should show issue "Feature1" in issues list' do
+      expect(page).to have_content "Feature1"
+    end
+
+    it 'should not show "Bugfix1" and "Bugfix2" in issues list' do
+      expect(page).not_to have_content "Bugfix2"
+      expect(page).not_to have_content "Bugfix1"
+    end
+
+    it 'should show label "feature" in filtered-labels' do
+      expect(find('.filtered-labels')).to have_content "feature"
+    end
+
+    it 'should not show label "bug" and "enhancement" in filtered-labels' do
+      expect(find('.filtered-labels')).not_to have_content "bug"
+      expect(find('.filtered-labels')).not_to have_content "enhancement"
+    end
+  end
+
+  context 'filter by label enhancement', js: true do
+    before do
+      page.find('.js-label-select').click
+      sleep 0.5
+      execute_script("$('.dropdown-menu-labels li:contains(\"enhancement\") a').click()")
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+    end
+
+    it 'should show issue "Bugfix2" in issues list' do
+      expect(page).to have_content "Bugfix2"
+    end
+
+    it 'should not show "Feature1" and "Bugfix1" in issues list' do
+      expect(page).not_to have_content "Feature1"
+      expect(page).not_to have_content "Bugfix1"
+    end
+
+    it 'should show label "enhancement" in filtered-labels' do
+      expect(find('.filtered-labels')).to have_content "enhancement"
+    end
+
+    it 'should not show label "feature" and "bug" in filtered-labels' do
+      expect(find('.filtered-labels')).not_to have_content "bug"
+      expect(find('.filtered-labels')).not_to have_content "feature"
+    end
+  end
+
+  context 'filter by label enhancement or feature', js: true do
+    before do
+      page.find('.js-label-select').click
+      sleep 0.5
+      execute_script("$('.dropdown-menu-labels li:contains(\"enhancement\") a').click()")
+      execute_script("$('.dropdown-menu-labels li:contains(\"feature\") a').click()")
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+    end
+
+    it 'should show issue "Bugfix2" or "Feature1" in issues list' do
+      expect(page).to have_content "Bugfix2"
+      expect(page).to have_content "Feature1"
+    end
+
+    it 'should not show "Bugfix1" in issues list' do
+      expect(page).not_to have_content "Bugfix1"
+    end
+
+    it 'should show label "enhancement" and "feature" in filtered-labels' do
+      expect(find('.filtered-labels')).to have_content "enhancement"
+      expect(find('.filtered-labels')).to have_content "feature"
+    end
+
+    it 'should not show label "bug" in filtered-labels' do
+      expect(find('.filtered-labels')).not_to have_content "bug"
+    end
+  end
+
+  context 'filter by label enhancement or bug in issues list', js: true do
+    before do
+      page.find('.js-label-select').click
+      sleep 0.5
+      execute_script("$('.dropdown-menu-labels li:contains(\"enhancement\") a').click()")
+      execute_script("$('.dropdown-menu-labels li:contains(\"bug\") a').click()")
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+    end
+
+    it 'should show issue "Bugfix2" or "Bugfix1" in issues list' do
+      expect(page).to have_content "Bugfix2"
+      expect(page).to have_content "Bugfix1"
+    end
+
+    it 'should not show "Feature1"' do
+      expect(page).not_to have_content "Feature1"
+    end
+
+    it 'should show label "bug" and "enhancement" in filtered-labels' do
+      expect(find('.filtered-labels')).to have_content "bug"
+      expect(find('.filtered-labels')).to have_content "enhancement"
+    end
+
+    it 'should not show label "feature" in filtered-labels' do
+      expect(find('.filtered-labels')).not_to have_content "feature"
+    end
+  end
+end

spec/features/issues/filter_issues_spec.rb

@@ -84,14 +84,20 @@ describe 'Filter issues', feature: true do
 
     it 'should filter by any label' do
       find('.dropdown-menu-labels a', text: 'Any Label').click
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+
       page.within '.labels-filter' do
         expect(page).to have_content 'Any Label'
       end
-      expect(find('.js-label-select .dropdown-toggle-text')).to have_content('Label')
+      expect(find('.js-label-select .dropdown-toggle-text')).to have_content('Any Label')
     end
 
     it 'should filter by no label' do
       find('.dropdown-menu-labels a', text: 'No Label').click
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
+      sleep 2
+
       page.within '.labels-filter' do
         expect(page).to have_content 'No Label'
       end
@@ -121,6 +127,7 @@ describe 'Filter issues', feature: true do
       find('.js-label-select').click
 
       find('.dropdown-menu-labels .dropdown-content a', text: label.title).click
+      page.first('.labels-filter .dropdown-title .dropdown-menu-close-icon').click
 
       sleep 2
     end

spec/features/issues_spec.rb

@@ -112,7 +112,7 @@ describe 'Issues', feature: true do
   end
 
   describe 'filter issue' do
-    titles = ['foo','bar','baz']
+    titles = %w[foo bar baz]
     titles.each_with_index do |title, index|
       let!(title.to_sym) do
         create(:issue, title: title,
@@ -153,8 +153,94 @@ describe 'Issues', feature: true do
       expect(first_issue).to include('baz')
     end
 
+    describe 'sorting by due date' do
+      before do
+        foo.update(due_date: 1.day.from_now)
+        bar.update(due_date: 6.days.from_now)
+      end
+
+      it 'sorts by recently due date' do
+        visit namespace_project_issues_path(project.namespace, project, sort: sort_value_due_date_soon)
+
+        expect(first_issue).to include('foo')
+      end
+
+      it 'sorts by least recently due date' do
+        visit namespace_project_issues_path(project.namespace, project, sort: sort_value_due_date_later)
+
+        expect(first_issue).to include('bar')
+      end
+
+      it 'sorts by least recently due date by excluding nil due dates' do
+        bar.update(due_date: nil)
+
+        visit namespace_project_issues_path(project.namespace, project, sort: sort_value_due_date_later)
+
+        expect(first_issue).to include('foo')
+      end
+    end
+
+    describe 'filtering by due date' do
+      before do
+        foo.update(due_date: 1.day.from_now)
+        bar.update(due_date: 6.days.from_now)
+      end
+
+      it 'filters by none' do
+        visit namespace_project_issues_path(project.namespace, project, due_date: Issue::NoDueDate.name)
+
+        expect(page).not_to have_content('foo')
+        expect(page).not_to have_content('bar')
+        expect(page).to have_content('baz')
+      end
+
+      it 'filters by any' do
+        visit namespace_project_issues_path(project.namespace, project, due_date: Issue::AnyDueDate.name)
+
+        expect(page).to have_content('foo')
+        expect(page).to have_content('bar')
+        expect(page).to have_content('baz')
+      end
+
+      it 'filters by due this week' do
+        foo.update(due_date: Date.today.beginning_of_week + 2.days)
+        bar.update(due_date: Date.today.end_of_week)
+        baz.update(due_date: Date.today - 8.days)
+
+        visit namespace_project_issues_path(project.namespace, project, due_date: Issue::DueThisWeek.name)
+
+        expect(page).to have_content('foo')
+        expect(page).to have_content('bar')
+        expect(page).not_to have_content('baz')
+      end
+
+      it 'filters by due this month' do
+        foo.update(due_date: Date.today.beginning_of_month + 2.days)
+        bar.update(due_date: Date.today.end_of_month)
+        baz.update(due_date: Date.today - 50.days)
+
+        visit namespace_project_issues_path(project.namespace, project, due_date: Issue::DueThisMonth.name)
+
+        expect(page).to have_content('foo')
+        expect(page).to have_content('bar')
+        expect(page).not_to have_content('baz')
+      end
+
+      it 'filters by overdue' do
+        foo.update(due_date: Date.today + 2.days)
+        bar.update(due_date: Date.today + 20.days)
+        baz.update(due_date: Date.yesterday)
+
+        visit namespace_project_issues_path(project.namespace, project, due_date: Issue::Overdue.name)
+
+        expect(page).not_to have_content('foo')
+        expect(page).not_to have_content('bar')
+        expect(page).to have_content('baz')
+      end
+    end
+
     describe 'sorting by milestone' do
-      before :each do
+      before do
         foo.milestone = newer_due_milestone
         foo.save
         bar.milestone = later_due_milestone
@@ -177,7 +263,7 @@ describe 'Issues', feature: true do
     describe 'combine filter and sort' do
       let(:user2) { create(:user) }
 
-      before :each do
+      before do
         foo.assignee = user2
         foo.save
         bar.assignee = user2
@@ -224,7 +310,7 @@ describe 'Issues', feature: true do
 
       let(:guest) { create(:user) }
 
-      before :each do
+      before do
         project.team << [[guest], :guest]
       end
 
@@ -267,7 +353,7 @@ describe 'Issues', feature: true do
     context 'by unauthorized user' do
       let(:guest) { create(:user) }
 
-      before :each do
+      before do
         project.team << [guest, :guest]
         issue.milestone = milestone
         issue.save
@@ -285,7 +371,7 @@ describe 'Issues', feature: true do
     describe 'removing assignee' do
       let(:user2) { create(:user) }
 
-      before :each do
+      before do
         issue.assignee = user2
         issue.save
       end

spec/features/merge_requests/filter_by_milestone_spec.rb

@@ -2,8 +2,14 @@ require 'rails_helper'
 
 feature 'Merge Request filtering by Milestone', feature: true do
   let(:project)   { create(:project, :public) }
+  let!(:user)     { create(:user)}
   let(:milestone) { create(:milestone, project: project) }
 
+  before do
+    project.team << [user, :master]
+    login_as(user)
+  end
+
   scenario 'filters by no Milestone', js: true do
     create(:merge_request, :with_diffs, source_project: project)
     create(:merge_request, :simple, source_project: project, milestone: milestone)

spec/finders/issues_finder_spec.rb

@@ -62,6 +62,22 @@ describe IssuesFinder do
         expect(issues).to eq([issue2])
       end
 
+      it 'returns unique issues when filtering by multiple labels' do
+        label2 = create(:label, project: project2)
+
+        create(:label_link, label: label2, target: issue2)
+
+        params = {
+          scope:      'all',
+          label_name: [label.title, label2.title].join(','),
+          state:      'opened'
+        }
+
+        issues = IssuesFinder.new(user, params).execute
+
+        expect(issues).to eq([issue2])
+      end
+
       it 'should filter by no label name' do
         params = { scope: "all", label_name: Label::None.title, state: 'opened' }
         issues = IssuesFinder.new(user, params).execute

spec/lib/gitlab/metrics_spec.rb

@@ -123,4 +123,28 @@ describe Gitlab::Metrics do
       end
     end
   end
+
+  describe '.action=' do
+    context 'without a transaction' do
+      it 'does nothing' do
+        expect_any_instance_of(Gitlab::Metrics::Transaction).
+          not_to receive(:action=)
+
+        Gitlab::Metrics.action = 'foo'
+      end
+    end
+
+    context 'with a transaction' do
+      it 'sets the action of a transaction' do
+        trans = Gitlab::Metrics::Transaction.new
+
+        expect(Gitlab::Metrics).to receive(:current_transaction).
+          and_return(trans)
+
+        expect(trans).to receive(:action=).with('foo')
+
+        Gitlab::Metrics.action = 'foo'
+      end
+    end
+  end
 end