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Fix JSON Bug

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Json::Values do not necessarily need to be JSON objects. This Patch
checks if the JSON::Value is in deed an object.

Reported-by: Markus Dollinger <dolli@ignifax.de>
Signed-off-by: Ralf Ramsauer <ralf@ramses-pyramidenbau.de>
This commit is contained in:
Ralf Ramsauer 2015-10-27 16:05:09 +01:00
parent c31deb10dc
commit ab8f33ebb1
1 changed files with 6 additions and 3 deletions
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9
doorlockd/lib/util.h
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@ -9,11 +9,14 @@ template <typename T>
T getJson(const Json::Value &root, const std::string &key);
template <typename T>
T getJsonOrFail(const Json::Value &root, const std::string &key)
static T getJsonOrFail(const Json::Value &root, const std::string &key)
{
const auto members = root.getMemberNames();
if (std::find(members.begin(), members.end(), key) == members.end())
if (root.isObject() == false)
{
throw std::runtime_error("Invalid Json Object");
}
if (root.isMember(key) == false) {
throw std::runtime_error("Json key \"" + key + "\" not existing");
}