JSON Navigation

2 files changed, 33 insertions, 4 deletions

diff --git a/libs/json.c b/libs/json.c
index 4b0dac0..3631c19 100644
--- a/libs/json.c
+++ b/libs/json.c
@@ -3,11 +3,39 @@
 #include <string.h>
 #include <json-c/json.h>
 #include "json.h"
+#define MAXLENGTH 256
 
 json_object* jsonParseString(char* stringedJSON)
 {
-	struct json_object *json;
-	json = ( stringedJSON != NULL && strlen(stringedJSON) > 0 ) ? json_tokener_parse(stringedJSON) : NULL;
-	free(stringedJSON);
-	return json;
+	return ( stringedJSON != NULL && strlen(stringedJSON) > 0 ) ? json_tokener_parse(stringedJSON) : NULL;
+}
+
+json_object* navigateToVideos(json_object* jsonRoot)
+{
+	char path[][MAXLENGTH] = {
+		"contents",
+		"twoColumnSearchResultsRenderer",
+		"primaryContents",
+		"sectionListRenderer",
+		"contents",
+		"0",
+		"itemSectionRenderer",
+		"contents"
+	};
+
+	json_object *videos = json_object_object_get(jsonRoot, path[0]);
+
+	for( int i = 1; i < sizeof(path)/sizeof(path[0]); i++ )
+	{
+		if ( json_object_get_type(videos) == json_type_array )
+		{
+			videos = json_object_array_get_idx(videos, atoi(path[i]));
+		}
+		else
+		{
+			videos = json_object_object_get(videos, path[i]);
+		}
+	}
+
+	return videos;
 }
diff --git a/libs/json.h b/libs/json.h
index 3896805..f769d9c 100644
--- a/libs/json.h
+++ b/libs/json.h
@@ -2,3 +2,4 @@
 #include <json-c/json.h>
 
 json_object* jsonParseString(char* stringedJSON);
+json_object* navigateToVideos(json_object* jsonRoot);