[devhelp] SearchContext: if page_id without keywords, match link only once

[Sébastien Wilmet <swilmet src gnome org>]

commit 5d87696a0a020674f96f54efee4fa46ee5731fef
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Fri Jan 19 13:10:46 2018 +0100

    SearchContext: if page_id without keywords, match link only once

 src/dh-search-context.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/src/dh-search-context.c b/src/dh-search-context.c
index b4f112f..80d4fe1 100644
--- a/src/dh-search-context.c
+++ b/src/dh-search-context.c
@@ -360,8 +360,10 @@ _dh_search_context_match_link (DhSearchContext *search,
                         return FALSE;
 
                 if (search->keywords == NULL)
-                        /* Show all in the page. */
-                        return TRUE;
+                        /* Show all in the page, but only if prefix=TRUE, to not
+                         * match two times the same link.
+                         */
+                        return prefix;
         }
 
         if (search->keywords == NULL)