search: added per-backend sorting fields.

- unified naming to be more user friendly
- only sort on supported fields that each backend exposes
- fixed few cases of sort errors and added additional tests

rhodecode/api/tests/test_fts_search.py

@@ -27,6 +27,16 b' from rhodecode.api.tests.utils import ('
 @pytest.mark.usefixtures("testuser_api", "app")
 class TestApiSearch(object):
 
+    @pytest.mark.parametrize("sort_dir", [
+        "asc",
+        "desc",
+    ])
+    @pytest.mark.parametrize("sort", [
+        "xxx",
+        "author_email",
+        "date",
+        "message",
+    ])
     @pytest.mark.parametrize("query, expected_hits, expected_paths", [
         ('todo', 23, [
             'vcs/backends/hg/inmemory.py',
@@ -55,10 +65,11 b' class TestApiSearch(object):'
             'vcs/tests/test_cli.py']),
         ('owner:michał test', 0, []),
     ])
-    def test_search_content_results(self, query, expected_hits, expected_paths):
+    def test_search_content_results(self, sort_dir, sort, query, expected_hits, expected_paths):
         id_, params = build_data(
             self.apikey_regular, 'search',
             search_query=query,
+            search_sort='{}:{}'.format(sort_dir, sort),
             search_type='content')
 
         response = api_call(self.app, params)
@@ -70,6 +81,16 b' class TestApiSearch(object):'
         for expected_path in expected_paths:
             assert expected_path in paths
 
+    @pytest.mark.parametrize("sort_dir", [
+        "asc",
+        "desc",
+    ])
+    @pytest.mark.parametrize("sort", [
+        "xxx",
+        "date",
+        "file",
+        "size",
+    ])
     @pytest.mark.parametrize("query, expected_hits, expected_paths", [
         ('readme.rst', 3, []),
         ('test*', 75, []),
@@ -77,10 +98,11 b' class TestApiSearch(object):'
         ('extension:rst', 48, []),
         ('extension:rst api', 24, []),
     ])
-    def test_search_file_paths(self, query, expected_hits, expected_paths):
+    def test_search_file_paths(self, sort_dir, sort, query, expected_hits, expected_paths):
         id_, params = build_data(
             self.apikey_regular, 'search',
             search_query=query,
+            search_sort='{}:{}'.format(sort_dir, sort),
             search_type='path')
 
         response = api_call(self.app, params)

rhodecode/apps/search/views.py

@@ -110,9 +110,13 b' def perform_search(request, tmpl_context'
     c.search_tags = search_tags
 
     direction, sort_field = searcher.get_sort(search_type, search_sort)
+    sort_definition = searcher.sort_def(search_type, direction, sort_field)
+    c.sort = ''
+    c.sort_tag = None
+    c.sort_tag_dir = direction
+    if sort_definition:
     c.sort = '{}:{}'.format(direction, sort_field)
     c.sort_tag = sort_field
-    c.sort_tag_dir = direction
 
 
 class SearchView(BaseAppView):

rhodecode/lib/index/__init__.py

@@ -89,6 +89,15 b' class BaseSearcher(object):'
         """
         return val
 
+    def sort_def(self, search_type, direction, sort_field):
+        """
+        Defines sorting for search. This function should decide if for given
+        search_type, sorting can be done with sort_field.
+
+        It also should translate common sort fields into backend specific. e.g elasticsearch
+        """
+        raise NotImplementedError()
+
     @staticmethod
     def get_sort(search_type, search_val):
         """

rhodecode/lib/index/whoosh.py

@@ -99,6 +99,29 b' class WhooshSearcher(BaseSearcher):'
             query = u'(%s) OR %s' % (query, hashes_or_query)
         return query
 
+    def sort_def(self, search_type, direction, sort_field):
+
+        if search_type == 'commit':
+            field_defs = {
+                'message': 'message',
+                'date': 'date',
+                'author_email': 'author',
+            }
+        elif search_type == 'path':
+            field_defs = {
+                'file': 'path',
+                'size': 'size',
+                'lines': 'lines',
+            }
+        elif search_type == 'content':
+            # NOTE(dan): content doesn't support any sorting
+            field_defs = {}
+        else:
+            return ''
+
+        if sort_field in field_defs:
+            return field_defs[sort_field]
+
     def search(self, query, document_type, search_user,
                repo_name=None, repo_group_name=None,
                requested_page=1, page_limit=10, sort=None, raise_on_exc=True):
@@ -124,21 +147,16 b' class WhooshSearcher(BaseSearcher):'
                 query = qp.parse(safe_unicode(query))
                 log.debug('query: %s (%s)', query, repr(query))
 
-                def sort_def(_direction, _sort_field):
-                    field2whoosh = {
-                        'message.raw': 'message',
-                        'author.email.raw': 'author',
-                    }
-                    return field2whoosh.get(_sort_field) or _sort_field
-
                 reverse, sorted_by = False, None
                 direction, sort_field = self.get_sort(search_type, sort)
                 if sort_field:
+                    sort_definition = self.sort_def(search_type, direction, sort_field)
+                    if sort_definition:
+                        sorted_by = sort_definition
                     if direction == Searcher.DIRECTION_DESC:
                         reverse = True
                     if direction == Searcher.DIRECTION_ASC:
                         reverse = False
-                    sorted_by = sort_def(direction, sort_field)
 
                 whoosh_results = self.searcher.search(
                     query, filter=allowed_repos_filter, limit=None,

rhodecode/templates/search/search.mako

@@ -69,7 +69,7 b''
     elif c.sort.startswith('desc:'):
         return c.url_generator(sort='asc:{}'.format(field_name))
 
-    return 'asc:{}'.format(field_name)
+    return c.url_generator(sort='asc:{}'.format(field_name))
     %>
 </%def>
 

rhodecode/templates/search/search_commit.mako

@@ -9,13 +9,13 b''
         <th>${_('Commit')}</th>
         <th></th>
         <th>
-            <a href="${search.field_sort('message.raw')}">${_('Commit message')}</a>
+            <a href="${search.field_sort('message')}">${_('Commit message')}</a>
         </th>
         <th>
-            <a href="${search.field_sort('date')}">${_('Age')}</a>
+            <a href="${search.field_sort('date')}">${_('Commit date')}</a>
         </th>
         <th>
-            <a href="${search.field_sort('author.email.raw')}">${_('Author')}</a>
+            <a href="${search.field_sort('author_email')}">${_('Author')}</a>
         </th>
     </tr>
     %for entry in c.formatted_results:

rhodecode/templates/search/search_path.mako

@@ -6,7 +6,7 b''
     <tr>
         <th>${_('Repository')}</th>
         <th>
-            <a href="${search.field_sort('file.raw')}">${_('File')}</a>
+            <a href="${search.field_sort('file')}">${_('File')}</a>
         </th>
         <th>
             <a href="${search.field_sort('size')}">${_('Size')}</a>