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Added a parse_query_string() example

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vitor-alves 2017-10-28 16:11:56 -02:00 • committed by eidheim
commit b9d4be229f
2 changed files with 24 additions and 46 deletions
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35
http_examples.cpp
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@ -89,40 +89,29 @@ int main() {
// Responds with request-information
server.resource["^/info$"]["GET"] = [](shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request) {
stringstream stream;
stream << "<h1>Request from " << request->remote_endpoint_address << " (" << request->remote_endpoint_port << ")</h1>";
stream << request->method << " " << request->path << " HTTP/" << request->http_version << "<br>";
for(auto &header : request->header)
stream << header.first << ": " << header.second << "<br>";
stream << "<h1>Request from " << request->remote_endpoint_address << ":" << request->remote_endpoint_port << "</h1>";
// Find length of content_stream (length received using content_stream.tellp())
stream.seekp(0, ios::end);
stream << request->method << " " << request->path << " HTTP/" << request->http_version;
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << stream.tellp() << "\r\n\r\n"
<< stream.rdbuf();
stream << "<h2>Query Fields</h2>";
auto query_fields = request->parse_query_string();
for(auto &field : query_fields)
stream << field.first << ": " << field.second << "<br>";
stream << "<h2>Header Fields</h2>";
for(auto &field : request->header)
stream << field.first << ": " << field.second << "<br>";
// Alternatively, using a convenience function:
// stringstream stream;
// stream << "<h1>Request from " << request->remote_endpoint_address << " (" << request->remote_endpoint_port << ")</h1>";
// stream << request->method << " " << request->path << " HTTP/" << request->http_version << "<br>";
// for(auto &header: request->header)
// stream << header.first << ": " << header.second << "<br>";
// response->write(stream);
response->write(stream);
};
// GET-example for the path /match/[number], responds with the matched string in path (number)
// For instance a request GET /match/123 will receive: 123
server.resource["^/match/([0-9]+)$"]["GET"] = [](shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> request) {
string number = request->path_match[1];
*response << "HTTP/1.1 200 OK\r\nContent-Length: " << number.length() << "\r\n\r\n"
<< number;
// Alternatively, using a convenience function:
// response->write(request->path_match[1]);
response->write(request->path_match[1]);
};
// Get example simulating heavy work in a separate thread
// GET-example simulating heavy work in a separate thread
server.resource["^/work$"]["GET"] = [](shared_ptr<HttpServer::Response> response, shared_ptr<HttpServer::Request> /*request*/) {
thread work_thread([response] {
this_thread::sleep_for(chrono::seconds(5));