Start work on highlighting search results for nijel/weblate#42

So far this only knows about source strings.

trans/templatetags/translations.py

@@ -70,7 +70,7 @@ def fmt_whitespace(value):
 
 @register.filter
 @stringfilter
-def fmttranslation(value, language=None, diff=None):
+def fmttranslation(value, language=None, diff=None, search_match=None):
     '''
     Formats translation to show whitespace, plural forms or diff.
     '''
@@ -101,6 +101,13 @@ def fmttranslation(value, language=None, diff=None):
             diffvalue = escape(force_unicode(diff[idx]))
             value = html_diff(diffvalue, value)
 
+        # Format search term
+        if search_match is not None:
+            value = value.replace(
+                search_match,
+                "<span class='hlmatch'>%s</span>" % (search_match)
+            )
+
         # Normalize newlines
         value = NEWLINES_RE.sub('\n', value)
 
@@ -143,6 +150,15 @@ def fmttranslationdiff(value, other):
     return fmttranslation(value, other.translation.language, other.target)
 
 
+@register.filter
+@stringfilter
+def fmtsearchmatch(value, term):
+    '''
+    Formats terms matching a search query.
+    '''
+    return fmttranslation(value, search_match=term)
+
+
 @register.filter
 @stringfilter
 def fmtsourcediff(value, other):

trans/views/edit.py

@@ -103,6 +103,7 @@ def search(translation, request):
     search_form = SearchForm(request.GET)
     review_form = ReviewForm(request.GET)
 
+    search_query = None
     if review_form.is_valid():
         # Review
         allunits = translation.unit_set.review(
@@ -125,9 +126,10 @@ def search(translation, request):
             search_form.cleaned_data['tgt'],
         )
 
+        search_query = search_form.cleaned_data['q']
         name = get_search_name(
             search_form.cleaned_data['search'],
-            search_form.cleaned_data['q'],
+            search_query,
         )
     else:
         # Filtering by type
@@ -159,6 +161,7 @@ def search(translation, request):
     # Store in cache and return
     search_id = str(uuid.uuid1())
     search_result = {
+        'query': search_query,
         'name': name,
         'ids': unit_ids,
         'search_id': search_id,
@@ -466,6 +469,7 @@ def translate(request, project, subproject, lang):
                 'last_changes_url': urlencode(obj.get_kwargs()),
                 'total': obj.unit_set.all().count(),
                 'search_id': search_result['search_id'],
+                'search_query': search_result['query'],
                 'offset': offset,
                 'filter_name': search_result['name'],
                 'filter_count': num_results,

weblate/html/translate.html

@@ -54,7 +54,7 @@
 {% endif %}
 <tr>
 <th class="source">{% trans "Source" %}</th>
-<td class="translatetext">{{ unit.source|fmttranslation }}</td>
+<td class="translatetext">{{ unit.source|fmtsearchmatch:search_query }}</td>
 </tr>
 {% if unit.previous_source %}
 <tr>

weblate/media/style.css

@@ -62,7 +62,9 @@ nav li {
 .translation_comment {
     white-space: pre-line;
 }
-
+.hlmatch {
+    background-color: #eb3;
+}
 .hlspace {
     border-bottom: 1px dotted red;
     color: gray;