jwt.cpp

/**************************************************************************/
/*  jwt.cpp                                                               */
/**************************************************************************/
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#include "jwt.h"
#include "core/io/json.h"
#include "core/core_bind.h"

JWT *JWT::jwt_singleton = nullptr;

JWT *JWT::get_singleton() {
	return jwt_singleton;
}
void JWT::_bind_methods() {
	ClassDB::bind_method(D_METHOD("get_header", "jwt"), &JWT::get_header);
	ClassDB::bind_method(D_METHOD("get_payload", "jwt"), &JWT::get_payload);
}

Dictionary JWT::get_header(const String &p_jwt) {
	// split first portion
	Vector<String> split = p_jwt.split(".");
	if (split.size() < 2) {
		return {};
	}
	core_bind::Marshalls *singleton = core_bind::Marshalls::get_singleton();
	if (singleton == nullptr) {
		ERR_PRINT("Failed to get Marshalls singleton.");
	}
    // pad with = if not multiple of 4
    String padded_string = split[0];
    while (padded_string.length() % 4 != 0) {
        padded_string += "=";
    }
	String json_utf8 = singleton->base64_to_utf8(padded_string);
	return JSON::parse_string(json_utf8);
}
Dictionary JWT::get_payload(const String &p_jwt) {
	// split first portion
	Vector<String> split = p_jwt.split(".");
	if (split.size() < 2) {
		return {};
	}
	core_bind::Marshalls *singleton = core_bind::Marshalls::get_singleton();
	if (singleton == nullptr) {
		ERR_PRINT("Failed to get Marshalls singleton.");
	}

    // pad with = if not multiple of 4
    String padded_string = split[1];
    while (padded_string.length() % 4 != 0) {
        padded_string += "=";
    }
	String json_utf8 = singleton->base64_to_utf8(padded_string);
	return JSON::parse_string(json_utf8);
}
JWT::JWT() {jwt_singleton = this; }
JWT::~JWT() { jwt_singleton = nullptr; }