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167 lines
4.5 KiB
C++

// This Source Code Form is subject to the terms of the Mozilla Public
// License, version 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <ctime>
#include "node.hh"
#pragma GCC visibility push(default)
#include "ns.hh"
#pragma GCC visibility pop
std::string get_name(xmpp_stanza_t *stanza) {
const char *result = NULL;
result = xmpp_stanza_get_name(stanza);
if (result)
return result;
else
return {};
}
std::optional<std::string> get_attribute(xmpp_stanza_t *stanza, const char *name) {
const char *result = NULL;
result = xmpp_stanza_get_attribute(stanza, name);
if (result)
return result;
else
return {};
}
std::string get_text(xmpp_stanza_t *stanza) {
const char *result = NULL;
result = xmpp_stanza_get_text_ptr(stanza);
if (result)
return result;
else
return {};
}
std::chrono::system_clock::time_point get_time(const std::string& text) {
std::tm tm = {};
if (strptime(text.data(), "%FT%T%z", &tm)) {
throw std::invalid_argument("Bad time format");
} else {
return std::chrono::system_clock::from_time_t(std::mktime(&tm));
}
}
const std::regex jid::pattern(
"^((?:([^@/<>'\"]+)@)?([^@/<>'\"]+))(?:/([^<>'\"]*))?$");
jid::jid(xmpp_ctx_t *, std::string s) : full(s) {
std::smatch match;
if (std::regex_search(full, match, pattern))
{
auto as_sv = [&](std::ssub_match m) {
if(!m.matched) return std::string_view();
size_t offset = &*m.first - &*match[0].first;
return std::string_view{full.data() + offset, static_cast<size_t>(m.length())};
};
bare = as_sv(match[1]);
local = as_sv(match[2]);
domain = as_sv(match[3]);
resource = as_sv(match[4]);
}
else
{
bare = full;
domain = bare;
}
}
bool jid::is_bare() const {
return !resource.empty();
}
xml::node::node() {}
void xml::node::bind(xmpp_ctx_t *context, xmpp_stanza_t *stanza) {
name = get_name(stanza);
id = get_attribute(stanza, "id");
ns = get_attribute(stanza, "xmlns");
int count = xmpp_stanza_get_attribute_count(stanza);
std::vector<const char*> attrvec(count * 2, nullptr);
const char **attrs = attrvec.data();
xmpp_stanza_get_attributes(stanza, attrs, count * 2);
for (int i = 0; i < count; i++) {
const char *key = attrs[(2*i)];
const char *value = attrs[(2*i)+1];
attributes.emplace(key, value);
}
text = get_text(stanza);
for (xmpp_stanza_t *child = xmpp_stanza_get_children(stanza);
child; child = xmpp_stanza_get_next(child)) {
if (xmpp_stanza_is_text(child))
text += get_text(child);
else
children.emplace_back(context, child);
}
}
void xml::message::bind(xmpp_ctx_t *context, xmpp_stanza_t *stanza) {
auto result = get_attribute(stanza, "from");
if (result)
from = jid(context, *result);
result = get_attribute(stanza, "to");
if (result)
to = jid(context, *result);
type = get_attribute(stanza, "type");
node::bind(context, stanza);
}
std::optional<std::string> xml::presence::show() {
auto child = get_children("show");
if (child.size() > 0)
return child.front().get().text;
return {};
}
std::optional<std::string> xml::presence::status() {
auto child = get_children("status");
if (child.size() > 0)
return child.front().get().text;
return {};
}
void xml::presence::bind(xmpp_ctx_t *context, xmpp_stanza_t *stanza) {
auto result = get_attribute(stanza, "from");
if (result)
from = jid(context, *result);
result = get_attribute(stanza, "to");
if (result)
to = jid(context, *result);
type = get_attribute(stanza, "type");
node::bind(context, stanza);
}
void xml::iq::bind(xmpp_ctx_t *context, xmpp_stanza_t *stanza) {
auto result = get_attribute(stanza, "from");
if (result)
from = jid(context, *result);
result = get_attribute(stanza, "to");
if (result)
to = jid(context, *result);
type = get_attribute(stanza, "type");
node::bind(context, stanza);
}
void xml::error::bind(xmpp_ctx_t *context, xmpp_stanza_t *stanza) {
auto result = get_attribute(stanza, "from");
if (result)
from = jid(context, *result);
result = get_attribute(stanza, "to");
if (result)
to = jid(context, *result);
node::bind(context, stanza);
}