bitbake: toaster: add support for empty states in pages

Add support for empty states in the top build page,
the all packages page, and the all tasks page.

[YOCTO #4865]

(Bitbake rev: eaff7b50d7102c97b75df185b9ef917970319d59)

Signed-off-by: David Reyna <David.Reyna@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

5 files changed, 93 insertions, 29 deletions

diff --git a/bitbake/lib/toaster/toastergui/static/css/default.css b/bitbake/lib/toaster/toastergui/static/css/default.css
index d960f4bd83..260f5d46c3 100644
--- a/bitbake/lib/toaster/toastergui/static/css/default.css
+++ b/bitbake/lib/toaster/toastergui/static/css/default.css
@@ -106,7 +106,9 @@ select { width: auto; }
 .task-name { margin-left: 7px; }
 .icon-hand-right {color: #ccccc; }
 .help-inline { margin: 5px; }
-
+.hero-unit { margin: 20px 0 30px; }
+.hero-unit > .close { font-size:40px; }
+.hero-actions { margin-top: 30px; }
 
 
 
diff --git a/bitbake/lib/toaster/toastergui/static/img/toaster.png b/bitbake/lib/toaster/toastergui/static/img/toaster.png
new file mode 100755
index 0000000000..11bb5d51b1
--- /dev/null
+++ b/bitbake/lib/toaster/toastergui/static/img/toaster.png
diff --git a/bitbake/lib/toaster/toastergui/templates/bpackage.html b/bitbake/lib/toaster/toastergui/templates/bpackage.html
index 77f789484c..22609e227a 100644
--- a/bitbake/lib/toaster/toastergui/templates/bpackage.html
+++ b/bitbake/lib/toaster/toastergui/templates/bpackage.html
@@ -12,8 +12,27 @@
 
 {% block buildinfomain %}
 <div class="span10">
+
+{% if not request.GET.filter and not request.GET.search and not objects.paginator.count %}
+
+<!-- Empty - no data in database -->
 <div class="page-header">
-<h1>
+  <div class="page-header">
+    <h1>
+    Packages
+    </h1>
+    </div>
+  <div class="alert alert-info lead">
+    <STRONG>No packages were built.</STRONG> How did this happen? Well, BitBake reuses as much stuff as possible.
+    If all of the packages needed were already built and available in your build infrastructure, Bitbake
+    will not rebuild any of them. This might be slightly confusing, but it does make everything faster.
+  </div>
+</div>
+
+{% else %}
+
+<div class="page-header">
+  <h1>
   {% if request.GET.search and objects.paginator.count > 0  %}
       {{objects.paginator.count}} package{{objects.paginator.count|pluralize}} found
   {%elif request.GET.search and objects.paginator.count == 0%}
@@ -21,10 +40,10 @@
   {%else%}
       Packages
   {%endif%}
- </h1>
+  </h1>
 </div>
 
-{% if objects.paginator.count == 0 %}
+  {% if objects.paginator.count == 0 %}
   <div class="row-fluid">
       <div class="alert">
         <form class="no-results input-append" id="searchform">
@@ -35,8 +54,8 @@
       </div>
   </div>
 
-{% else %}
-{% include "basetable_top.html" %}
+  {% else %}
+  {% include "basetable_top.html" %}
 
     {% for package in objects %}
 
@@ -84,7 +103,8 @@
     </tr>
     {% endfor %}
 
-{% include "basetable_bottom.html" %}
-{% endif %}
+  {% include "basetable_bottom.html" %}
+  {% endif %} {# objects.paginator.count #}
+{% endif %} {# Empty #}
 </div>
 {% endblock %}
diff --git a/bitbake/lib/toaster/toastergui/templates/build.html b/bitbake/lib/toaster/toastergui/templates/build.html
index 8f557e9686..38ab2bfd7b 100644
--- a/bitbake/lib/toaster/toastergui/templates/build.html
+++ b/bitbake/lib/toaster/toastergui/templates/build.html
@@ -1,11 +1,30 @@
 {% extends "base.html" %}
 
-
+{% load static %}
 {% load projecttags %}
 {% load humanize %}
 
 {% block pagecontent %}
 <div class="row-fluid">
+  {% if not objects.paginator.count and not request.GET.filter and not request.GET.search %}
+    <!-- Empty - no data in database -->
+    <div class="hero-unit span12">
+        <button type="button" class="close" data-dismiss="alert">&times;</button>
+        <div class="row-fluid">
+            <div class="span6">
+                <h1>This is Toaster</h1>
+                <p>A web interface to <a href="http://www.yoctoproject.org/tools-resources/projects/bitbake">BitBake</a>, the <a href="http://www.yoctoproject.org">Yocto Project</a> build system.</p>
+                <p class="hero-actions">
+                    <a class="btn btn-primary btn-large" href="https://www.yoctoproject.org/documentation/toaster-manual">Show me the manual</a>
+                    <a class="btn btn-large" href="https://wiki.yoctoproject.org/wiki/Contribute_to_Toaster">I want to contribute</a>
+                </p>
+            </div>
+            <div class="span5">
+                <a href="http://www.yoctoproject.org"><img src="{% static 'img/toaster.png' %}" class="thumbnail" alt="Yocto Project"/> </a>
+            </div>
+        </div>
+    </div>
+  {% endif %}
 
   {%if mru.count > 0%}
   <div class="page-header top-air">
@@ -53,9 +72,20 @@
 
   {% endfor %}{%endif%}
 
+  {% if not objects.paginator.count and not request.GET.filter and not request.GET.search %}
+    <!-- Empty - no data in database -->
+    {% if mru.count == 0 %}
+    <div class="page-header top-air">
+       <h1>All builds</h1>
+    </div>
+    <div class="alert alert-info lead">
+        Toaster has not recorded any builds yet. Go build something with <a href="http://www.yoctoproject.org/docs/current/yocto-project-qs/yocto-project-qs.html#test-run">Knotty</a> or <a href="https://www.yoctoproject.org/documentation/hob-manual">Hob</a>
+    </div>
+    {% endif %}
+  {% else %}
   <div class="page-header top-air">
      <h1>
-      {% if request.GET.filter or request.GET.search and objects.count > 0  %}
+      {% if request.GET.filter and objects.count or request.GET.search and objects.count > 0  %}
           {{objects.paginator.count}} build{{objects.paginator.count|pluralize}} found
       {%elif objects.paginator.count == 0%}
           No builds
@@ -65,8 +95,8 @@
      </h1>
   </div>
 
- {% if objects.paginator.count == 0 %}
-  <div class="row-fluid">
+  {% if objects.paginator.count == 0 %}
+    <div class="row-fluid">
       <div class="alert">
         <form class="no-results input-append" id="searchform">
             <input id="search" name="search" class="input-xxlarge" type="text" value="{{request.GET.search}}"/>{% if request.GET.search %}<a href="javascript:$('#search').val('');searchform.submit()" class="add-on btn" tabindex="-1"><i class="icon-remove"></i></a>{% endif %}
@@ -74,11 +104,11 @@
             <button class="btn btn-link" onclick="javascript:$('#search').val('');searchform.submit()">Show all builds</button>
         </form>
       </div>
-  </div>
+    </div>
 
 
-{% else %}
-{% include "basetable_top.html" %}
+  {% else %}
+  {% include "basetable_top.html" %}
         <!-- Table data rows; the order needs to match the order of "tablecols" definitions; and the <td class value needs to match the tablecols clclass value for show/hide buttons to work -->
         {% for build in objects %}
         <tr class="data">
@@ -98,9 +128,9 @@
         {% endfor %}
 
 
-{% include "basetable_bottom.html" %}
-
-{% endif %}
+  {% include "basetable_bottom.html" %}
+  {% endif %} {# objects.paginator.count #}
+{% endif %} {# empty #}
 </div><!-- end row-fluid-->
 
 {% endblock %}
diff --git a/bitbake/lib/toaster/toastergui/templates/tasks.html b/bitbake/lib/toaster/toastergui/templates/tasks.html
index 8c73dc230e..ca7e187f73 100644
--- a/bitbake/lib/toaster/toastergui/templates/tasks.html
+++ b/bitbake/lib/toaster/toastergui/templates/tasks.html
@@ -36,19 +36,30 @@
 
 {% block buildinfomain %}
 <div class="span10">
-<div class="page-header">
-<h1>
-  {% if request.GET.filter or request.GET.search and objects.paginator.count > 0  %}
+{% if not request.GET.filter and not request.GET.search and not objects.paginator.count %}
+  <!-- Empty - no data in database -->
+  <div class="page-header">
+  <h1>{{title}}</h1>
+  </div>
+  <div class="alert alert-info lead">
+  No data was recorded for this build.
+  </div>
+
+{% else %}
+
+  <div class="page-header">
+  <h1>
+  {% if  request.GET.filter and objects.paginator.count >  0 or request.GET.search and objects.paginator.count >  0 %}
       {{objects.paginator.count}} task{{objects.paginator.count|pluralize}} found
-  {%elif request.GET.filter or request.GET.search and objects.paginator.count == 0%}
+  {%elif request.GET.filter and objects.paginator.count == 0 or request.GET.search and objects.paginator.count == 0 %}
       No tasks found
   {%else%}
       {{title}}
   {%endif%}
- </h1>
-</div>
+  </h1>
+  </div>
 
-{% if objects.paginator.count == 0 %}
+  {% if objects.paginator.count == 0 %}
   <div class="row-fluid">
       <div class="alert">
         <form class="no-results input-append" id="searchform">
@@ -60,8 +71,8 @@
   </div>
 
 
-{% else %}
-{% include "basetable_top.html" %}
+  {% else %}
+  {% include "basetable_top.html" %}
 
     {% for task in objects %}
         <tr {{ task|task_color }} class="flash" id="{{task.order}}" name="{{task.order}}">
@@ -102,7 +113,8 @@
         </tr>
     {% endfor %}
 
-{% include "basetable_bottom.html" %}
-{% endif %}
+  {% include "basetable_bottom.html" %}
+  {% endif %} {# objects.paginator.count #}
+{% endif %} {# empty #}
 </div>
 {% endblock %}