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authorClément Bénier <clement.benier@iot.bzh>2019-12-23 11:31:45 +0100
committerRomain Forlot <romain.forlot@iot.bzh>2020-01-09 16:26:21 +0100
commit52daf5215513cb7378adebe4fa05bb3c50016793 (patch)
tree928a023da55ebfc0b5ceead02c5807adcdab3818 /low-can-binding/binding
parent94e5f493282c2a399d8ad2471604f50975560fc0 (diff)
get verb: add option id
can be called with json value: - a string matching can id - an array matching can ids Change-Id: Ia38728e065348e265613643fc934eb985564b722 Signed-off-by: Clément Bénier <clement.benier@iot.bzh> Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
Diffstat (limited to 'low-can-binding/binding')
-rw-r--r--low-can-binding/binding/low-can-cb.cpp61
1 files changed, 61 insertions, 0 deletions
diff --git a/low-can-binding/binding/low-can-cb.cpp b/low-can-binding/binding/low-can-cb.cpp
index 42e02653..5e4c16a5 100644
--- a/low-can-binding/binding/low-can-cb.cpp
+++ b/low-can-binding/binding/low-can-cb.cpp
@@ -746,6 +746,36 @@ static struct json_object *get_signals_value(const std::string& name)
return ans;
}
+
+static struct json_object *get_id_value(const uint32_t& id)
+{
+ std::shared_ptr<message_definition_t> message_definition = application_t::instance().get_message_definition(id);
+ struct utils::signals_found sf;
+ struct json_object *ans = nullptr;
+
+ if(message_definition)
+ sf.signals = list_ptr_signal_t(message_definition->get_signals().begin(), message_definition->get_signals().end());
+
+ if(sf.signals.empty())
+ {
+ AFB_WARNING("no signal(s) found for %d.", id);
+ return NULL;
+ }
+
+ ans = json_object_new_object();
+ struct json_object *jsignals = json_object_new_array();
+ json_object_object_add(ans, "signals", jsignals);
+ for(const auto& sig: sf.signals)
+ {
+ struct json_object *jobj = json_object_new_object();
+ json_object_object_add(jobj, "name", json_object_new_string(sig->get_name().c_str()));
+ json_object_object_add(jobj, "value", json_object_new_double(sig->get_last_value()));
+ json_object_array_add(jsignals, jobj);
+ }
+
+ return ans;
+}
+
void get(afb_req_t request)
{
int rc = 0;
@@ -763,6 +793,37 @@ void get(afb_req_t request)
if (!ans)
rc = -1;
}
+ else if (args != nullptr &&
+ (json_object_object_get_ex(args, "id", &json_name)))
+ {
+ if (json_object_get_type(json_name) == json_type_string) // id is set before and check if it's an array
+ {
+ ans = get_id_value(json_object_get_int(json_name));
+ }
+ else if(json_object_get_type(json_name) == json_type_array)
+ {
+ ans = json_object_new_array();
+ for (int i = 0 ; i < json_object_array_length(json_name); i++)
+ {
+ json_object *sub_ans = nullptr;
+ json_object *x = json_object_array_get_idx(json_name, i);
+ sub_ans = get_id_value(json_object_get_int(x));
+ if(!sub_ans)
+ rc = -1;
+ else {
+ struct json_object *jobj = json_object_new_object();
+ struct json_object *jid = json_object_new_string(json_object_get_string(x));
+ json_object_object_add(jobj, "id", jid);
+ json_object_object_add(jobj, "data", sub_ans);
+ json_object_array_add(ans, jobj);
+ }
+ }
+ }
+ else
+ rc = -1;
+ if (!ans)
+ rc = -1;
+ }
else
{
AFB_ERROR("Request argument malformed. Please use the following syntax:");