bitbake: toaster: admin Add Layer_Version to the admin-able models

If the migration didn't get the release conversion right for say, a
local or imported layer it would be handy to be able to edit this
in the django admin page.

Also useful for developers to be able to tweak layers on the fly.

(Bitbake rev: 0b23b6919ef1162a0c7fb5b5a961a24653c51eb2)

Signed-off-by: Michael Wood <michael.g.wood@intel.com>
Signed-off-by: Elliot Smith <elliot.smith@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/bldcollector/admin.py

@@ -1,29 +1,33 @@
 from django.contrib import admin
-from django.contrib.admin.filters import RelatedFieldListFilter
-from orm.models import BitbakeVersion, Release, ToasterSetting
-from django.forms.widgets import Textarea
+from orm.models import BitbakeVersion, Release, ToasterSetting, Layer_Version
 from django import forms
 import django.db.models as models
 
-from django.contrib.admin import widgets, helpers
 
 class BitbakeVersionAdmin(admin.ModelAdmin):
 
-    # we override the formfield for db URLField because of broken URL validation
+    # we override the formfield for db URLField
+    # because of broken URL validation
 
     def formfield_for_dbfield(self, db_field, **kwargs):
         if isinstance(db_field, models.fields.URLField):
             return forms.fields.CharField()
-        return super(BitbakeVersionAdmin, self).formfield_for_dbfield(db_field, **kwargs)
-
+        return super(BitbakeVersionAdmin, self).formfield_for_dbfield(
+            db_field, **kwargs)
 
 
 class ReleaseAdmin(admin.ModelAdmin):
     pass
 
+
 class ToasterSettingAdmin(admin.ModelAdmin):
     pass
 
+
+class LayerVersionsAdmin(admin.ModelAdmin):
+    pass
+
+admin.site.register(Layer_Version, LayerVersionsAdmin)
 admin.site.register(BitbakeVersion, BitbakeVersionAdmin)
 admin.site.register(Release, ReleaseAdmin)
 admin.site.register(ToasterSetting, ToasterSettingAdmin)

bitbake/lib/toaster/orm/models.py

@@ -1252,6 +1252,9 @@ class Release(models.Model):
     def __unicode__(self):
         return "%s (%s)" % (self.name, self.branch_name)
 
+    def __str__(self):
+        return self.name
+
 class ReleaseDefaultLayer(models.Model):
     release = models.ForeignKey(Release)
     layer_name = models.CharField(max_length=100, default="")
@@ -1419,6 +1422,14 @@ class Layer_Version(models.Model):
     def __unicode__(self):
         return ("id %d belongs to layer: %s" % (self.pk, self.layer.name))
 
+    def __str__(self):
+        if self.release:
+            release = self.release.name
+        else:
+            release = "No release set"
+
+        return "%d %s (%s)" % (self.pk, self.layer.name, release)
+
 
 class LayerVersionDependency(models.Model):