jsonp support

[wolnelektury.git] / apps / search / views.py

diff --git a/apps/search/views.py b/apps/search/views.py
index fd5883e..881815d 100644 (file)
--- a/apps/search/views.py
+++ b/apps/search/views.py
@@ -10,6 +10,7 @@ from django.utils.translation import ugettext as _
 
 from catalogue.utils import split_tags
 from catalogue.models import Book, Tag, Fragment
+from pdcounter.models import Author as PDCounterAuthor, BookStub as PDCounterBook
 from catalogue.views import JSONResponse
 from search import Search, JVM, SearchResult
 from lucene import StringReader
@@ -17,6 +18,7 @@ from suggest.forms import PublishingSuggestForm
 from time import sleep
 import re
 import enchant
+import json
 
 dictionary = enchant.Dict('pl_PL')
 
@@ -90,22 +92,40 @@ def hint(request):
     tags = search.hint_tags(prefix, pdcounter=True)
     books = search.hint_books(prefix)
 
+    
+    def is_dupe(tag):
+        if isinstance(tag, PDCounterAuthor):
+            if filter(lambda t: t.slug == tag.slug and t != tag, tags):
+                return True
+        elif isinstance(tag, PDCounterBook):
+            if filter(lambda b: b.slug == tag.slug, tags):
+                return True
+        return False
+
+    tags = filter(lambda t: not is_dupe(t), tags)
+
     def category_name(c):
         if c.startswith('pd_'):
             c = c[len('pd_'):]
         return _(c)
 
-    return JSONResponse(
-        [{'label': t.name,
-          'category': category_name(t.category),
-          'id': t.id,
-          'url': t.get_absolute_url()}
-          for t in tags] + \
-          [{'label': b.title,
-            'category': _('book'),
-            'id': b.id,
-            'url': b.get_absolute_url()}
-            for b in books])
+    callback = request.GET.get('callback', None)
+    data = [{'label': t.name,
+              'category': category_name(t.category),
+              'id': t.id,
+              'url': t.get_absolute_url()}
+              for t in tags] + \
+              [{'label': b.title,
+                'category': _('book'),
+                'id': b.id,
+                'url': b.get_absolute_url()}
+                for b in books]
+    if callback:
+        return HttpResponse("%s(%s);" % (callback, json.dumps(data)),
+                            content_type="application/json; charset=utf-8")
+    else:
+        return JSONResponse(data)
+            
 
 
 def main(request):