[PATCHv2 09/11][auh] upgradehelper.py: Change policy for send emails and fix error passing

["Aníbal Limón" <anibal.limon@linux.intel.com>]

Now send emails almost in all cases this give the maintainer
patches and diff to continue work also if the build isn't
succesful.

[YOCTO #7489]

Signed-off-by: Aníbal Limón <anibal.limon@linux.intel.com>
---
 upgradehelper.py | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/upgradehelper.py b/upgradehelper.py
index b1f075d..d065fba 100755
--- a/upgradehelper.py
+++ b/upgradehelper.py
@@ -346,8 +346,6 @@ class Updater(object):
                 self.git.clean_untracked()
                 return
 
-        status = type(err).__name__
-
         # drop last upgrade from git. It's safer this way if the upgrade has
         # problems and other recipes depend on it. Give the other recipes a
         # chance...
@@ -381,8 +379,14 @@ class Updater(object):
                 "Attached are the patch, license diff (if change) and bitbake log.\n\n" \
                 "Regards,\nThe Upgrade Helper"
 
-            # don't bother maintainer with mail if the recipe is already up to date
-            if status == "UpgradeNotNeededError":
+            # if error only send email when useful infomration for maintainers exist
+            if err and not (isinstance(err, PatchError) or \
+               isinstance(err, ConfigureError) or \
+               isinstance(err, CompilationError) or \
+               isinstance(err, LicenseError)):
+                D( "%s: Don't send email to maintainer because the error was " \
+                   "%s and the information isn't useful, please review it." \
+                    % (self.pn, type(err).__name__))
                 return
 
             if self.maintainer in maintainer_override:
@@ -478,6 +482,7 @@ class Updater(object):
 
         attempted_pkgs = 0
         for self.pn, self.new_ver, self.maintainer in pkgs_to_upgrade:
+            error = None
             self.recipe = None
             attempted_pkgs += 1
             I(" ATTEMPT PACKAGE %d/%d" % (attempted_pkgs, total_pkgs))
@@ -489,10 +494,6 @@ class Updater(object):
                     step()
 
                 I(" %s: Upgrade SUCCESSFUL! Please test!" % self.pn)
-                error = None
-            except UpgradeNotNeededError as e:
-                I(" %s: %s" % (self.pn, e.message))
-                error = e
             except Error as e:
                 E(" %s: %s" % (self.pn, e.message))
                 E(" %s: Upgrade FAILED! Logs and/or file diffs are available in %s" % (self.pn, self.workdir))
@@ -667,7 +668,7 @@ class UniverseUpdater(Updater):
 
     # overriding the base method
     def pkg_upgrade_handler(self, err):
-        super(UniverseUpdater, self).pkg_upgrade_handler(self)
+        super(UniverseUpdater, self).pkg_upgrade_handler(err)
         self.update_history(self.pn, self.new_ver, self.maintainer,
                 self._get_status_msg(err))
 
-- 
1.8.4.5