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4f43cff5ca
* Move and rename file_util/fd_util to Common/File/FileUtil and DirListing Let's also move net while we're at it. Move the ZIM/PNG loaders over to Common. Move the UI framework into Common iOS buildfix * Buildfix * Buildfixes * Apple buildfix * This typo again.. * UWP buildfix * Fix build of PPSSPPQt, such as it is (it's not in good condition...) * Guess what? Another buildfix.
125 lines
3.0 KiB
C++
125 lines
3.0 KiB
C++
#include "Common/File/VFS/VFS.h"
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#include "Common/File/FileUtil.h"
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#include "Common/Data/Format/JSONReader.h"
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namespace json {
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JsonReader::JsonReader(const std::string &filename) {
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size_t buf_size;
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buffer_ = (char *)VFSReadFile(filename.c_str(), &buf_size);
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if (buffer_) {
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parse();
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} else {
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// Okay, try to read on the local file system
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buffer_ = (char *)ReadLocalFile(filename.c_str(), &buf_size);
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if (buffer_) {
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parse();
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} else {
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ERROR_LOG(IO, "Failed to read json file '%s'", filename.c_str());
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}
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}
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}
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int JsonGet::numChildren() const {
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int count = 0;
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if (value_.getTag() == JSON_OBJECT || value_.getTag() == JSON_ARRAY) {
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for (auto it : value_) {
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(void)it;
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count++;
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}
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}
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return count;
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}
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const JsonNode *JsonGet::get(const char *child_name) const {
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if (!child_name) {
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ERROR_LOG(IO, "JSON: Cannot get from null child name");
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return nullptr;
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}
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if (value_.getTag() != JSON_OBJECT) {
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return nullptr;
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}
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for (auto it : value_) {
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if (!strcmp(it->key, child_name)) {
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return it;
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}
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}
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return nullptr;
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}
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const JsonNode *JsonGet::get(const char *child_name, JsonTag type) const {
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const JsonNode *v = get(child_name);
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if (v && type == v->value.getTag())
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return v;
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return nullptr;
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}
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const char *JsonGet::getStringOrDie(const char *child_name) const {
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const JsonNode *val = get(child_name, JSON_STRING);
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if (val)
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return val->value.toString();
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ERROR_LOG(IO, "String '%s' missing from node", child_name);
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return nullptr;
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}
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const char *JsonGet::getString(const char *child_name, const char *default_value) const {
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const JsonNode *val = get(child_name, JSON_STRING);
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if (!val)
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return default_value;
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return val->value.toString();
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}
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bool JsonGet::getStringVector(std::vector<std::string> *vec) const {
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vec->clear();
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if (value_.getTag() == JSON_ARRAY) {
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for (auto it : value_) {
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if (it->value.getTag() == JSON_STRING) {
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vec->push_back(it->value.toString());
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}
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}
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return true;
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} else {
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return false;
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}
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}
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double JsonGet::getFloat(const char *child_name) const {
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return get(child_name, JSON_NUMBER)->value.toNumber();
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}
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double JsonGet::getFloat(const char *child_name, double default_value) const {
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const JsonNode *val = get(child_name, JSON_NUMBER);
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if (!val)
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return default_value;
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return val->value.toNumber();
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}
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int JsonGet::getInt(const char *child_name) const {
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return (int)get(child_name, JSON_NUMBER)->value.toNumber();
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}
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int JsonGet::getInt(const char *child_name, int default_value) const {
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const JsonNode *val = get(child_name, JSON_NUMBER);
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if (!val)
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return default_value;
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return (int)val->value.toNumber();
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}
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bool JsonGet::getBool(const char *child_name) const {
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return get(child_name)->value.getTag() == JSON_TRUE;
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}
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bool JsonGet::getBool(const char *child_name, bool default_value) const {
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const JsonNode *val = get(child_name);
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if (val) {
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JsonTag tag = val->value.getTag();
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if (tag == JSON_TRUE)
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return true;
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if (tag == JSON_FALSE)
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return false;
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}
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return default_value;
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}
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} // namespace json
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