Display license info in CLI's rpminfo and Web UI

Fixes: https://pagure.io/koji/issue/683

cli/koji_cli/commands.py

@@ -3020,6 +3020,8 @@ def anon_handle_rpminfo(goptions, session, args):
             print("Built: %s" % time.strftime('%a, %d %b %Y %H:%M:%S %Z', time.localtime(info['buildtime'])))
         print("SIGMD5: %(payloadhash)s" % info)
         print("Size: %(size)s" % info)
+        headers = session.getRPMHeaders(rpmID=info['id'], headers=["license"])
+        print("License: %(license)s" % headers)
         if not info.get('external_repo_id', 0):
             print("Build ID: %(build_id)s" % info)
         if info['buildroot_id'] is None:

www/kojiweb/index.py

@@ -1380,9 +1380,10 @@ def rpminfo(environ, rpmID, fileOrder='name', fileStart=None, buildrootOrder='-i
             values['enhances'].sort(_sortbyname)
         else:
             values['optional_deps'] = False
-        headers = server.getRPMHeaders(rpm['id'], headers=['summary', 'description'])
+        headers = server.getRPMHeaders(rpm['id'], headers=['summary', 'description', 'license'])
         values['summary'] = koji.fixEncoding(headers.get('summary'))
         values['description'] = koji.fixEncoding(headers.get('description'))
+        values['license'] = koji.fixEncoding(headers.get('license'))
     buildroots = kojiweb.util.paginateMethod(server, values, 'listBuildroots', kw={'rpmID': rpm['id']},
                                              start=buildrootStart, dataName='buildroots', prefix='buildroot',
                                              order=buildrootOrder)

www/kojiweb/rpminfo.chtml

@@ -64,6 +64,9 @@
     <tr>
       <th><label title="The MD5 digest of the combined header and payload contents. You can query it by `rpmkeys -Kv foo.rpm`">SIGMD5</label></th><td>$rpm.payloadhash</td>
     </tr>
+    <tr>
+      <th>License</th><td>$license</td>
+    </tr>
     #if $builtInRoot
     <tr>
       <th>Buildroot</th><td><a href="buildrootinfo?buildrootID=$builtInRoot.id">$util.brLabel($builtInRoot)</a></td>