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// file : web/apache/request -*- C++ -*-
// copyright : Copyright (c) 2014-2015 Code Synthesis Ltd
// license : MIT; see accompanying LICENSE file
#ifndef WEB_APACHE_REQUEST
#define WEB_APACHE_REQUEST
#include <apr_strings.h>
#include <httpd.h>
#include <http_core.h>
#include <util_script.h>
#include <ios>
#include <chrono>
#include <memory> // unique_ptr
#include <string>
#include <cassert>
#include <istream>
#include <ostream>
#include <utility> // move()
#include <streambuf>
#include <stdexcept>
#include <exception>
#include <web/module>
#include <web/apache/stream>
namespace web
{
namespace apache
{
class request: public web::request,
public web::response,
public write_state
{
friend class service;
request (request_rec* rec) noexcept: rec_ (rec) {rec_->status = HTTP_OK;}
// Flush of buffered content.
//
int
flush ();
// Get request path.
//
virtual const path_type&
path ();
// Get request body data stream.
//
virtual std::istream&
content ();
// Get request parameters.
//
virtual const name_values&
parameters ();
// Get request cookies.
//
virtual const name_values&
cookies ();
// Get response status code.
//
status_code status () const noexcept {return rec_->status;}
// Set response status code.
//
virtual void
status (status_code status);
// Set response status code, content type and get body stream.
//
virtual std::ostream&
content (status_code status,
const std::string& type,
bool buffer = true);
// Add response cookie.
//
virtual void
cookie (const char* name,
const char* value,
const std::chrono::seconds* max_age = 0,
const char* path = 0,
const char* domain = 0,
bool secure = false);
private:
// Get application/x-www-form-urlencoded form data.
//
const std::string&
form_data ();
void
parse_parameters (const char* args);
bool
get_write_state () const noexcept {return write_state_;}
virtual void
set_write_state ()
{
if (!write_state_)
{
// Preparing to write a response read and discard request
// body if any.
//
int r (ap_discard_request_body (rec_));
if (r != OK)
{
throw invalid_request (r);
}
write_state_ = true;
}
}
private:
request_rec* rec_;
bool buffer_ {true};
bool write_state_ {false};
std::unique_ptr<std::streambuf> out_buf_;
std::unique_ptr<std::ostream> out_;
std::unique_ptr<std::streambuf> in_buf_;
std::unique_ptr<std::istream> in_;
path_type path_;
std::unique_ptr<name_values> parameters_;
std::unique_ptr<name_values> cookies_;
std::unique_ptr<std::string> form_data_;
};
}
}
#include <web/apache/request.ixx>
#endif // WEB_APACHE_REQUEST
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