node_jsonget_arraylen.cpp
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/*
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* CC/LICENSE
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "node_jsonget_arraylen.h"
#include <json/json.h>
#include <sstream>
NodeJsonGetArrayLen::NodeJsonGetArrayLen(const uint32_t id, const string& name,
const string& type, const string& desc, const key_map_t& keymap)
: NodeBase(id, name, type, desc, keymap) {
}
NodeJsonGetArrayLen::~NodeJsonGetArrayLen(void) {
}
NodeBase* NodeJsonGetArrayLen::run(base_script_t* param) {
IVR_TRACE("%s", enter(param->name_var_map).c_str());
const char* exit = EXIT_FAIL;
std::string len = "";
std::string input = "";
std::string key = "";
variable_t var_len;
variable_t var_reason;
std::string reason_type_error = "reason type error";
var_len.pvalue = &reason_type_error;
var_reason.pvalue = &reason_type_error;
if (param->name_var_map.find(_len) == param->name_var_map.end()) {
IVR_WARN("not found variable %s", _len.c_str());
goto LEAVE;
}
if (param->name_var_map.find(_reason) == param->name_var_map.end()) {
IVR_WARN("not found variable %s", _reason.c_str());
goto LEAVE;
}
var_len = param->name_var_map[_len];
var_reason = param->name_var_map[_reason];
if (var_reason.type != INT32) {
IVR_WARN("变量%s 的类型错误", _reason.c_str());
//(*(std::string*)var_reason.pvalue).assign("5");
goto LEAVE;
}
if (var_len.type != INT32) {
IVR_WARN("变量%s 的类型错误", _len.c_str());
(*(std::string*)var_reason.pvalue).assign("21");
goto LEAVE;
}
(*(std::string*)var_reason.pvalue).assign("0");
(*(std::string*)var_len.pvalue).assign("");
if (parse_all(_input, param->name_var_map, input)
&& parse_all(_key, param->name_var_map, key)) {
//获取json串
json_object* obj = json_tokener_parse(input.c_str());
if (is_error(obj) || NULL == obj) {
IVR_TRACE("未找到需要赋值的变量");
(*(std::string*)var_reason.pvalue).assign("1");
goto LEAVE;
}
const char* tmp = json_object_get_string(obj);
if (tmp[0] >= '0' && tmp[0] <= '9') { // used to fix json-c bug, '0{abc}' will true
IVR_TRACE("未找到需要赋值的变量");
(*(std::string*)var_reason.pvalue).assign("1");
json_object_put(obj);
goto LEAVE;
}
//查找key
json_object* obj_value = json_object_object_get(obj, key.c_str());
if (is_error(obj_value) || NULL == obj_value) {
IVR_TRACE("未找到key值");
(*(std::string*)var_reason.pvalue).assign("2");
json_object_put(obj);
goto LEAVE;
}
//检查是否为array
if (! json_object_is_type(obj_value, json_type_array)) {
IVR_WARN("非array");
(*(std::string*)var_reason.pvalue).assign("10");
json_object_put(obj);
//json_object_put(obj_value);
goto LEAVE;
}
int32_t array_len = json_object_array_length(obj_value);
char buffer[BUFSIZ];
snprintf(buffer, BUFSIZ, "%d", array_len);
(*(std::string*)var_len.pvalue).assign(buffer);
exit = EXIT_SUCC;
json_object_put(obj);
//json_object_put(obj_value);
}
LEAVE:
IVR_TRACE("%s: Input:%s,Key:%s,Len:%s,Reason:%s exit from %s",
leave(param->name_var_map).c_str(),
input.c_str(), key.c_str(), (*(std::string*)var_len.pvalue).c_str(),
(*(std::string*)var_reason.pvalue).c_str(), exit);
return _exit_node_map[exit];
}
bool NodeJsonGetArrayLen::load_other() {
return NodeBase::load_other()
&& valid_str(_key_map, PARAM_INPUT, _input)
&& valid_str(_key_map, PARAM_KEY, _key)
&& valid_str(_key_map, PARAM_LEN, _len)
&& valid_str(_key_map, PARAM_REASON, _reason);
}
std::string NodeJsonGetArrayLen::enter(const map<string, variable_t>& vars)const {
ostringstream ostm;
ostm << NodeBase::enter(vars);
ostm << "Input:" << _input << ",Key:" << _key << ",len:" << _len << ",Reason:" << _reason;
return ostm.str();
}
std::string NodeJsonGetArrayLen::leave(const map<string, variable_t>& vars)const {
ostringstream ostm;
ostm << NodeBase::leave(vars);
return ostm.str();
}
const char* NodeJsonGetArrayLen::PARAM_INPUT = "input";
const char* NodeJsonGetArrayLen::PARAM_KEY = "key";
const char* NodeJsonGetArrayLen::PARAM_LEN = "len";
const char* NodeJsonGetArrayLen::PARAM_REASON = "reason";
const char* NodeJsonGetArrayLen::PARAMITEM_TYPE_STRING = "string";
const char* NodeJsonGetArrayLen::PARAMITEM_TYPE_INT32 = "int32";
const char* NodeJsonGetArrayLen::PARAMITEM_TYPE_BOOL = "bool";