8145: Some Addons provide an update even it was already done during the last start of Gramps

gramps/gen/plug/utils.py

@@ -279,14 +279,14 @@ def load_addon_file(path, callback=None):
         except:
             if callback:
                 callback(_("Unable to open '%s'") % path)
-            return
+            return False
     else:
         try:
             fp = open(path)
         except:
             if callback:
                 callback(_("Unable to open '%s'") % path)
-            return
+            return False
     try:
         content = fp.read()
         if sys.version_info[0] < 3:
@@ -296,7 +296,7 @@ def load_addon_file(path, callback=None):
     except:
         if callback:
             callback(_("Error in reading '%s'") % path)
-        return
+        return False
     fp.close()
     # file_obj is either Zipfile or TarFile
     if path.endswith(".zip") or path.endswith(".ZIP"):
@@ -307,11 +307,11 @@ def load_addon_file(path, callback=None):
         except:
             if callback:
                 callback(_("Error: cannot open '%s'") % path)
-            return 
+            return False
     else:
         if callback:
             callback(_("Error: unknown file type: '%s'") % path)
-        return 
+        return False
     # First, see what versions we have/are getting:
     good_gpr = set()
     for gpr_file in [name for name in file_obj.getnames() if name.endswith(".gpr.py")]:
@@ -359,9 +359,16 @@ def load_addon_file(path, callback=None):
                     s.remove(gpr_file)
                 if callback:
                     callback("   " + (_("Error: missing gramps_target_version in '%s'...") % gpr_file)  + "\n")
+    registered_count = 0
     if len(good_gpr) > 0:
         # Now, install the ok ones
-        file_obj.extractall(USER_PLUGINS)
+        try:
+            file_obj.extractall(USER_PLUGINS)
+        except OSError:
+            if callback:
+                callback("OSError installing '%s', skipped!" % path)
+            file_obj.close()
+            return False
         if callback:
             callback((_("Installing '%s'...") % path) + "\n")
         gpr_files = set([os.path.split(os.path.join(USER_PLUGINS, name))[0]
@@ -370,7 +377,12 @@ def load_addon_file(path, callback=None):
             u_gpr_file = conv_to_unicode(gpr_file)
             if callback:
                 callback("   " + (_("Registered '%s'") % u_gpr_file) + "\n")
+            registered_count += 1
     file_obj.close()
+    if registered_count:
+        return True
+    else:
+        return False
 
 #-------------------------------------------------------------------------
 #

gramps/gui/plug/_windows.py

@@ -395,6 +395,7 @@ class PluginStatus(ManagedWindow):
         from ..utils import ProgressMeter
         pm = ProgressMeter(_("Install all Addons"), _("Installing..."), message_area=True)
         pm.set_pass(total=len(self.addon_model))
+        errors = []
         for row in self.addon_model:
             pm.step()
             (help_name, name, ptype, image, desc, use, rating, contact, 
@@ -1181,6 +1182,7 @@ class UpdateAddons(ManagedWindow):
             config.get('behavior.previously-seen-updates')[:] = []
 
         iter = model.get_iter_first()
+        errors = []
         while iter:
             for rowcnt in range(model.iter_n_children(iter)):
                 child = model.iter_nth_child(iter, rowcnt)
@@ -1188,8 +1190,11 @@ class UpdateAddons(ManagedWindow):
                 if longop.should_cancel():
                     break
                 elif row[0]: # toggle on
-                    load_addon_file(row[4], callback=LOG.debug)
-                    count += 1
+                    ok = load_addon_file(row[4], callback=LOG.debug)
+                    if ok:
+                        count += 1
+                    else:
+                        errors.append(row[2])
                 else: # add to list of previously seen, but not installed
                     if row[5] not in config.get('behavior.previously-seen-updates'):
                         config.get('behavior.previously-seen-updates').append(row[5])
@@ -1199,6 +1204,10 @@ class UpdateAddons(ManagedWindow):
 
         if not longop.was_cancelled():
             longop.end()
+        if errors:
+            OkDialog(_("Installation Errors"),
+                     _("The following addons had errors: ") +
+                     ", ".join(errors))
         if count:
             OkDialog(_("Done downloading and installing addons"),
                      # translators: leave all/any {...} untranslated