MetaSearch: fix help link, pep8

Author: tomkralidis

python/plugins/MetaSearch/dialogs/maindialog.py

@@ -51,8 +51,8 @@
 from MetaSearch.dialogs.recorddialog import RecordDialog
 from MetaSearch.dialogs.xmldialog import XMLDialog
 from MetaSearch.util import (get_connections_from_file, get_ui_class,
-                             highlight_xml, normalize_text, open_url,
-                             render_template, StaticContext)
+                             get_help_url, highlight_xml, normalize_text,
+                             open_url, render_template, StaticContext)
 
 BASE_CLASS = get_ui_class('maindialog.ui')
 
@@ -784,7 +784,7 @@ def reset_buttons(self, services=True, xml=True, navigation=True):
     def help(self):
         """launch help"""
 
-        open_url(self.context.metadata.get('general', 'homepage'))
+        open_url(get_help_url())
 
     def reject(self):
         """back out of dialogue"""

python/plugins/MetaSearch/util.py

@@ -132,7 +132,7 @@ def get_help_url():
     version = QGis.QGIS_VERSION[:3]
 
     path = '%s/%s/docs/user_manual/plugins/plugins_metasearch.html' % \
-            (version, locale_name)
+           (version, locale_name)
 
     return '/'.join(['http://docs.qgis.org', path])