Merge ~cjwatson/launchpad:built-using-ui into launchpad:master

[Colin Watson]

Show Built-Using references in the web UI

[Ioana Lasc (ilasc)]

review: Approve

diff --git a/lib/lp/soyuz/browser/binarypackagerelease.py b/lib/lp/soyuz/browser/binarypackagerelease.py
index 74782db..e21110d 100644
--- a/lib/lp/soyuz/browser/binarypackagerelease.py
+++ b/lib/lp/soyuz/browser/binarypackagerelease.py
@@ -1,4 +1,4 @@
-# Copyright 2009-2012 Canonical Ltd.  This software is licensed under the
+# Copyright 2009-2020 Canonical Ltd.  This software is licensed under the
 # GNU Affero General Public License version 3 (see the file LICENSE).
 
 __metaclass__ = type
@@ -9,8 +9,14 @@ __all__ = [
     ]
 
 from lp.services.webapp import Navigation
-from lp.services.webapp.publisher import LaunchpadView
-from lp.soyuz.browser.packagerelationship import relationship_builder
+from lp.services.webapp.publisher import (
+    canonical_url,
+    LaunchpadView,
+    )
+from lp.soyuz.browser.packagerelationship import (
+    PackageRelationshipSet,
+    relationship_builder,
+    )
 from lp.soyuz.interfaces.binarypackagerelease import IBinaryPackageRelease
 
 
@@ -55,3 +61,13 @@ class BinaryPackageView(LaunchpadView):
 
     def breaks(self):
         return self._relationship_parser(self.context.breaks)
+
+    def built_using(self):
+        relationship_set = PackageRelationshipSet()
+        for reference in self.context.built_using_references:
+            spr = reference.source_package_release
+            sp = spr.upload_distroseries.getSourcePackage(
+                spr.sourcepackagename)
+            sp_url = canonical_url(sp) if sp is not None else None
+            relationship_set.add(spr.name, '=', spr.version, sp_url)
+        return relationship_set
diff --git a/lib/lp/soyuz/browser/configure.zcml b/lib/lp/soyuz/browser/configure.zcml
index 4ab2e41..5aea5bd 100644
--- a/lib/lp/soyuz/browser/configure.zcml
+++ b/lib/lp/soyuz/browser/configure.zcml
@@ -72,6 +72,9 @@
         <browser:page
             name="+portlet-breaks"
             template="../templates/binarypackagerelease-portlet-breaks.pt"/>
+        <browser:page
+            name="+portlet-builtusing"
+            template="../templates/binarypackagerelease-portlet-builtusing.pt"/>
     </browser:pages>
     <browser:pages
         for="lp.soyuz.interfaces.sourcepackagerelease.ISourcePackageRelease"
diff --git a/lib/lp/soyuz/stories/soyuz/xx-binarypackagerelease-index.txt b/lib/lp/soyuz/stories/soyuz/xx-binarypackagerelease-index.txt
index 0919a00..09d9edf 100644
--- a/lib/lp/soyuz/stories/soyuz/xx-binarypackagerelease-index.txt
+++ b/lib/lp/soyuz/stories/soyuz/xx-binarypackagerelease-index.txt
@@ -29,6 +29,18 @@ XXX: noodles 2009-01-16 bug 317863: move this into the STP.
 
   >>> login('[e-mail]')
   >>> build = getUtility(IBinaryPackageBuildSet).getByID(2)
+
+The sample data doesn't have any Built-Using references.  For now, just
+manually insert one so that we can check how it's rendered.
+
+  >>> from lp.soyuz.enums import BinarySourceReferenceType
+  >>> from lp.soyuz.interfaces.binarysourcereference import (
+  ...     IBinarySourceReferenceSet,
+  ...     )
+  >>> bpr = build.getBinaryPackageRelease('mozilla-firefox')
+  >>> _ = getUtility(IBinarySourceReferenceSet).createFromRelationship(
+  ...     bpr, 'iceweasel (= 1.0)', BinarySourceReferenceType.BUILT_USING)
+
   >>> package_upload = build.distro_series.createQueueEntry(
   ...     PackagePublishingPocket.UPDATES, build.archive,
   ...    'changes.txt', b'my changes')
@@ -73,11 +85,17 @@ links to a binary in the context in question.
   TEXT: "bar"
   LINK: "pmount" -> http://launchpad.test/ubuntu/warty/i386/pmount
 
-
   >>> print_relation('breaks')
   TEXT: "baz"
   LINK: "pmount" -> http://launchpad.test/ubuntu/warty/i386/pmount
 
+The 'Built-Using' section contains a link to a source in the context in
+question.
+
+  >>> print_relation('builtusing')
+  LINK: "iceweasel (= 1.0)" ->
+  http://launchpad.test/ubuntu/warty/+source/iceweasel
+
 
 'Depends', 'Conflicts', 'Replaces', 'Suggests' and 'Recommends'
 sections contain only unsatisfied dependencies, which are rendered as
diff --git a/lib/lp/soyuz/templates/binarypackagerelease-portlet-builtusing.pt b/lib/lp/soyuz/templates/binarypackagerelease-portlet-builtusing.pt
new file mode 100644
index 0000000..08645f4
--- /dev/null
+++ b/lib/lp/soyuz/templates/binarypackagerelease-portlet-builtusing.pt
@@ -0,0 +1,14 @@
+<div
+  xmlns:tal="http://xml.zope.org/namespaces/tal"
+  xmlns:metal="http://xml.zope.org/namespaces/metal"
+  xmlns:i18n="http://xml.zope.org/namespaces/i18n"
+  tal:define="relationships view/built_using"
+  tal:condition="relationships/has_items"
+  class="first yui-u" id="portlet-builtusing">
+
+  <dl id="builtusing">
+    <dt>Built-Using:</dt>
+    <tal:block replace="structure relationships/@@+render-list"/>
+  </dl>
+
+</div>
diff --git a/lib/lp/soyuz/templates/distroarchseriesbinarypackagerelease-index.pt b/lib/lp/soyuz/templates/distroarchseriesbinarypackagerelease-index.pt
index d5a97b1..a9586c1 100644
--- a/lib/lp/soyuz/templates/distroarchseriesbinarypackagerelease-index.pt
+++ b/lib/lp/soyuz/templates/distroarchseriesbinarypackagerelease-index.pt
@@ -87,6 +87,7 @@
     <div tal:replace="structure bpr/@@+portlet-predepends" />
     <div tal:replace="structure bpr/@@+portlet-enhances" />
     <div tal:replace="structure bpr/@@+portlet-breaks" />
+    <div tal:replace="structure bpr/@@+portlet-builtusing" />
 
   </div><!--portlet-->
   </div><!--yui-g-->