From d806a2d2c1025bccef2a5044208cc374f968b0f0 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Andreas=20D=C3=BCring?= <github@duering-andreas.de>
Date: Tue, 17 Apr 2018 20:20:36 +0200
Subject: [PATCH] if branch for links json data

---
 src/WikimediaJsonToArticleConverter.cpp | 26 ++++++++++++++------------
 1 file changed, 14 insertions(+), 12 deletions(-)

diff --git a/src/WikimediaJsonToArticleConverter.cpp b/src/WikimediaJsonToArticleConverter.cpp
index 069e2a5..e8cdc82 100644
--- a/src/WikimediaJsonToArticleConverter.cpp
+++ b/src/WikimediaJsonToArticleConverter.cpp
@@ -55,21 +55,23 @@ namespace WikiWalker
       // add links
       //! \todo support linkshere
       std::shared_ptr<Article> par;
-      for(const auto& linked :
-          onePage.get("links", Json::Value::nullSingleton())) {
-        auto linkedPageTitle =
-            linked.get("title", Json::Value::nullSingleton()).asString();
-        par = CollectionUtils::get(articleCache, linkedPageTitle);
-
-        if(par == nullptr) {
-          par = std::make_shared<Article>(linkedPageTitle);
-          CollectionUtils::add(articleCache, par);
+      if(onePage.isMember("links")) {
+        for(const auto& linked :
+            onePage.get("links", Json::Value::nullSingleton())) {
+          auto linkedPageTitle =
+              linked.get("title", Json::Value::nullSingleton()).asString();
+          par = CollectionUtils::get(articleCache, linkedPageTitle);
+
+          if(par == nullptr) {
+            par = std::make_shared<Article>(linkedPageTitle);
+            CollectionUtils::add(articleCache, par);
+          }
+
+          wantedArticle->addLink(par);
         }
 
-        wantedArticle->addLink(par);
+        wantedArticle->analyzed(true);
       }
-
-      wantedArticle->analyzed(true);
     }
 
     bool moreData;
-- 
2.11.4.GIT