vconfig::child_list vconfig::get_children(const std::string& key) const
{
vconfig::child_list res;
BOOST_FOREACH(const config::any_child &child, cfg_->all_children_range())
{
if (child.key == key) {
res.push_back(vconfig(child.cfg, cache_));
} else if (child.key == "insert_tag") {
vconfig insert_cfg(child.cfg);
if(insert_cfg["name"] == key) {
variable_info vinfo(insert_cfg["variable"], false, variable_info::TYPE_CONTAINER);
if(!vinfo.is_valid) {
//push back an empty tag
res.push_back(empty_vconfig());
} else if(vinfo.explicit_index) {
res.push_back(vconfig(vinfo.as_container(), true));
} else {
variable_info::array_range range = vinfo.as_array();
if(range.first == range.second) {
//push back an empty tag
res.push_back(empty_vconfig());
}
while(range.first != range.second) {
res.push_back(vconfig(*range.first++, true));
}
}
}
}
}
return res;
}
size_t vconfig::count_children(const std::string& key) const
{
size_t n = 0;
for (const config::any_child &child : cfg_->all_children_range())
{
if (child.key == key) {
n++;
} else if (child.key == "insert_tag") {
vconfig insert_cfg(child.cfg);
if(insert_cfg["name"] == key)
{
try
{
config::const_child_itors range = as_nonempty_range(insert_cfg["variable"]);
n += range.second - range.first;
}
catch(const invalid_variablename_exception&)
{
n++;
}
}
}
}
return n;
}
vconfig::child_list vconfig::get_children(const std::string& key) const
{
vconfig::child_list res;
for (const config::any_child &child : cfg_->all_children_range())
{
if (child.key == key) {
res.push_back(vconfig(child.cfg, cache_));
} else if (child.key == "insert_tag") {
vconfig insert_cfg(child.cfg);
if(insert_cfg["name"] == key)
{
try
{
config::const_child_itors range = as_nonempty_range(insert_cfg["variable"]);
for (const config& child : range)
{
res.push_back(vconfig(child, true));
}
}
catch(const invalid_variablename_exception&)
{
res.push_back(empty_vconfig());
}
}
}
}
return res;
}
config vconfig::get_parsed_config() const
{
// Keeps track of insert_tag variables.
static std::set<std::string> vconfig_recursion;
config res;
BOOST_FOREACH(const config::attribute &i, cfg_->attribute_range()) {
res[i.first] = expand(i.first);
}
BOOST_FOREACH(const config::any_child &child, cfg_->all_children_range())
{
if (child.key == "insert_tag") {
vconfig insert_cfg(child.cfg);
const t_string& name = insert_cfg["name"];
const t_string& vname = insert_cfg["variable"];
if(!vconfig_recursion.insert(vname).second) {
throw recursion_error("vconfig::get_parsed_config() infinite recursion detected, aborting");
}
try {
variable_info vinfo(vname, false, variable_info::TYPE_CONTAINER);
if(!vinfo.is_valid) {
res.add_child(name); //add empty tag
} else if(vinfo.explicit_index) {
res.add_child(name, vconfig(vinfo.as_container()).get_parsed_config());
} else {
variable_info::array_range range = vinfo.as_array();
if(range.first == range.second) {
res.add_child(name); //add empty tag
}
while(range.first != range.second) {
res.add_child(name, vconfig(*range.first++).get_parsed_config());
}
}
vconfig_recursion.erase(vname);
} catch(recursion_error &err) {
vconfig_recursion.erase(vname);
WRN_NG << err.message << std::endl;
if(vconfig_recursion.empty()) {
res.add_child("insert_tag", insert_cfg.get_config());
} else {
// throw to the top [insert_tag] which started the recursion
throw;
}
}
} else {
res.add_child(child.key, vconfig(child.cfg).get_parsed_config());
}
}
return res;
}
/**
* Returns whether or not *this has a child whose key is @a key.
*/
bool vconfig::has_child(const std::string& key) const
{
if (cfg_->child(key)) {
return true;
}
BOOST_FOREACH(const config &ins, cfg_->child_range("insert_tag"))
{
vconfig insert_cfg(ins);
if(insert_cfg["name"] == key) {
return true;
}
}
return false;
}
config vconfig::get_parsed_config() const
{
// Keeps track of insert_tag variables.
static std::set<std::string> vconfig_recursion;
config res;
for (const config::attribute &i : cfg_->attribute_range()) {
res[i.first] = expand(i.first);
}
for (const config::any_child &child : cfg_->all_children_range())
{
if (child.key == "insert_tag") {
vconfig insert_cfg(child.cfg);
const t_string& name = insert_cfg["name"];
const t_string& vname = insert_cfg["variable"];
if(!vconfig_recursion.insert(vname).second) {
throw recursion_error("vconfig::get_parsed_config() infinite recursion detected, aborting");
}
try
{
config::const_child_itors range = as_nonempty_range(vname);
for (const config& child : range)
{
res.add_child(name, vconfig(child).get_parsed_config());
}
}
catch(const invalid_variablename_exception&)
{
res.add_child(name);
}
catch(recursion_error &err) {
vconfig_recursion.erase(vname);
WRN_NG << err.message << std::endl;
if(vconfig_recursion.empty()) {
res.add_child("insert_tag", insert_cfg.get_config());
} else {
// throw to the top [insert_tag] which started the recursion
throw;
}
}
vconfig_recursion.erase(vname);
} else {
res.add_child(child.key, vconfig(child.cfg).get_parsed_config());
}
}
return res;
}
/**
* Returns a child of *this whose key is @a key.
* If no such child exists, returns an unconstructed vconfig (use null() to test
* for this).
*/
vconfig vconfig::child(const std::string& key) const
{
if (const config &natural = cfg_->child(key)) {
return vconfig(natural, cache_);
}
BOOST_FOREACH(const config &ins, cfg_->child_range("insert_tag"))
{
vconfig insert_cfg(ins);
if(insert_cfg["name"] == key) {
variable_info vinfo(insert_cfg["variable"], false, variable_info::TYPE_CONTAINER);
if(!vinfo.is_valid) {
return empty_vconfig();
}
return vconfig(vinfo.as_container(), true);
}
}
return unconstructed_vconfig();
}
/**
* Returns a child of *this whose key is @a key.
* If no such child exists, returns an unconstructed vconfig (use null() to test
* for this).
*/
vconfig vconfig::child(const std::string& key) const
{
if (const config &natural = cfg_->child(key)) {
return vconfig(natural, cache_);
}
for (const config &ins : cfg_->child_range("insert_tag"))
{
vconfig insert_cfg(ins);
if(insert_cfg["name"] == key)
{
try
{
config::const_child_itors range = as_nonempty_range(insert_cfg["variable"]);
return vconfig(*range.first, true);
}
catch(const invalid_variablename_exception&)
{
return empty_vconfig();
}
}
}
return unconstructed_vconfig();
}
