"description" field for plugin

Fixes #2293

InvenTree/plugin/integration.py

@@ -271,6 +271,7 @@ class IntegrationPluginBase(MixinBase, plugin.InvenTreePlugin):
     PLUGIN_TITLE = None
 
     AUTHOR = None
+    DESCRIPTION = None
     PUBLISH_DATE = None
     VERSION = None
     WEBSITE = None
@@ -304,6 +305,14 @@ class IntegrationPluginBase(MixinBase, plugin.InvenTreePlugin):
             name = self.plugin_name()
         return name
 
+    @property
+    def description(self):
+        """description of plugin"""
+        description = getattr(self, 'DESCRIPTION', None)
+        if not description:
+            description = self.plugin_name()
+        return description
+
     @property
     def author(self):
         """returns author of plugin - either from plugin settings or git"""

InvenTree/plugin/test_integration.py

@@ -163,6 +163,7 @@ class IntegrationPluginBaseTests(TestCase):
             PLUGIN_TITLE = 'a titel'
             PUBLISH_DATE = "1111-11-11"
             AUTHOR = 'AA BB'
+            DESCRIPTION = 'A description'
             VERSION = '1.2.3a'
             WEBSITE = 'http://aa.bb/cc'
 
@@ -185,6 +186,11 @@ class IntegrationPluginBaseTests(TestCase):
         self.assertEqual(self.plugin_simple.human_name, 'SimplePlugin')
         self.assertEqual(self.plugin_name.human_name, 'a titel')
 
+        # description
+        self.assertEqual(self.plugin.description, '')
+        self.assertEqual(self.plugin_simple.description, 'SimplePlugin')
+        self.assertEqual(self.plugin_name.description, 'A description')
+
         # author
         self.assertEqual(self.plugin_name.author, 'AA BB')
 

InvenTree/templates/InvenTree/settings/plugin_settings.html

@@ -27,6 +27,11 @@
                 <td>{% trans "Author" %}</td>
                 <td>{{ plugin.author }}{% include "clip.html" %}</td>
             </tr>
+            <tr>
+                <td></td>
+                <td>{% trans "Description" %}</td>
+                <td>{{ plugin.description }}{% include "clip.html" %}</td>
+            </tr>
             <tr>
                 <td><span class='fas fa-calendar-alt'></span></td>
                 <td>{% trans "Date" %}</td>