Fix for #1660 (advanced search for custom columns working, headline for advanced search working)

cps/web.py

@@ -1242,10 +1242,15 @@ def search():
                                      page="search")
 
 
-@web.route("/advanced_search", methods=['POST'])
+@web.route("/advsearch", methods=['POST'])
 @login_required_if_no_ano
 def advanced_search():
-    flask_session['query'] = json.dumps(request.form)
+    values = dict(request.form)
+    params = ['include_tag', 'exclude_tag', 'include_serie', 'exclude_serie', 'include_language',
+              'exclude_language', 'include_extension', 'exclude_extension']
+    for param in params:
+        values[param] = list(request.form.getlist(param))
+    flask_session['query'] = json.dumps(values)
     return redirect(url_for('web.books_list', data="advsearch", sort_param='stored', query=""))
 
 
@@ -1257,14 +1262,14 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
     calibre_db.session.connection().connection.connection.create_function("lower", 1, db.lcase)
     q = calibre_db.session.query(db.Books).filter(calibre_db.common_filters(True))
 
-    include_tag_inputs = request.form.getlist('include_tag')
-    exclude_tag_inputs = request.form.getlist('exclude_tag')
-    include_series_inputs = request.form.getlist('include_serie')
-    exclude_series_inputs = request.form.getlist('exclude_serie')
-    include_languages_inputs = request.form.getlist('include_language')
-    exclude_languages_inputs = request.form.getlist('exclude_language')
-    include_extension_inputs = request.form.getlist('include_extension')
-    exclude_extension_inputs = request.form.getlist('exclude_extension')
+    include_tag_inputs = term.get('include_tag')
+    exclude_tag_inputs = term.get('exclude_tag')
+    include_series_inputs = term.get('include_serie')
+    exclude_series_inputs = term.get('exclude_serie')
+    include_languages_inputs = term.get('include_language')
+    exclude_languages_inputs = term.get('exclude_language')
+    include_extension_inputs = term.get('include_extension')
+    exclude_extension_inputs = term.get('exclude_extension')
 
     author_name = term.get("author_name")
     book_title = term.get("book_title")
@@ -1284,15 +1289,14 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
     searchterm = []
     cc_present = False
     for c in cc:
-        if request.form.get('custom_column_' + str(c.id)):
-            searchterm.extend([(u"%s: %s" % (c.name, request.form.get('custom_column_' + str(c.id))))])
+        if term.get('custom_column_' + str(c.id)):
+            searchterm.extend([(u"%s: %s" % (c.name, term.get('custom_column_' + str(c.id))))])
             cc_present = True
 
     if include_tag_inputs or exclude_tag_inputs or include_series_inputs or exclude_series_inputs or \
             include_languages_inputs or exclude_languages_inputs or author_name or book_title or \
             publisher or pub_start or pub_end or rating_low or rating_high or description or cc_present or \
             include_extension_inputs or exclude_extension_inputs:
-        searchterm = []
         searchterm.extend((author_name.replace('|', ','), book_title, publisher))
         if pub_start:
             try:
@@ -1312,7 +1316,8 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
         searchterm.extend(tag.name for tag in tag_names)
         serie_names = calibre_db.session.query(db.Series).filter(db.Series.id.in_(include_series_inputs)).all()
         searchterm.extend(serie.name for serie in serie_names)
-        language_names = calibre_db.session.query(db.Languages).filter(db.Languages.id.in_(include_languages_inputs)).all()
+        language_names = calibre_db.session.query(db.Languages).\
+            filter(db.Languages.id.in_(include_languages_inputs)).all()
         if language_names:
             language_names = calibre_db.speaking_language(language_names)
         searchterm.extend(language.name for language in language_names)
@@ -1323,9 +1328,9 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
         searchterm.extend(ext for ext in include_extension_inputs)
         searchterm.extend(ext for ext in exclude_extension_inputs)
         # handle custom columns
-        for c in cc:
-            if request.form.get('custom_column_' + str(c.id)):
-                searchterm.extend([(u"%s: %s" % (c.name, request.form.get('custom_column_' + str(c.id))))])
+        #for c in cc:
+        #    if term.get('custom_column_' + str(c.id)):
+        #        searchterm.extend([(u"%s: %s" % (c.name, term.get('custom_column_' + str(c.id))))])
         searchterm = " + ".join(filter(None, searchterm))
         q = q.filter()
         if author_name:
@@ -1368,7 +1373,7 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
 
         # search custom culumns
         for c in cc:
-            custom_query = request.form.get('custom_column_' + str(c.id))
+            custom_query = term.get('custom_column_' + str(c.id))
             if custom_query != '' and custom_query is not None:
                 if c.datatype == 'bool':
                     q = q.filter(getattr(db.Books, 'custom_column_' + str(c.id)).any(
@@ -1403,7 +1408,7 @@ def render_adv_search_results(term, offset=None, order=None, limit=None):
 
 
 
-@web.route("/advanced_search", methods=['GET'])
+@web.route("/advsearch", methods=['GET'])
 @login_required_if_no_ano
 def advanced_search_form():
     # Build custom columns names