http_request.cpp

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#include "async_web_server_cpp/http_request.hpp"
 
#include <boost/algorithm/string.hpp>
#include <boost/foreach.hpp>
#include <boost/regex.hpp>
 
namespace async_web_server_cpp
{
 
static boost::regex uri_regex("(.*?)(?:\\?(.*?))?");
 
bool HttpRequest::parse_uri()
{
    boost::smatch match;
    if (regex_match(uri, match, uri_regex))
    {
        path.assign(match[1].first, match[1].second);
        if (match[2].matched)
        {
            query.assign(match[2].first, match[2].second);
 
            std::vector<std::string> pair_strings;
            boost::split(pair_strings, query, boost::is_any_of("&"));
            BOOST_FOREACH (const std::string& pair_string, pair_strings)
            {
                std::vector<std::string> pair_data;
                const auto eq_index = pair_string.find_first_of('=');
                if (eq_index == std::string::npos)
                {
                    if (pair_string.size() > 0)
                    {
                        query_params[pair_string] = "";
                    }
                }
                else
                {
                    query_params[pair_string.substr(0, eq_index)] =
                        pair_string.substr(eq_index + 1);
                }
            }
        }
        return true;
    }
    else
    {
        return false;
    }
}
 
bool HttpRequest::has_header(const std::string& name) const
{
    typedef std::vector<async_web_server_cpp::HttpHeader> HeaderList;
    for (HeaderList::const_iterator itr = headers.begin(); itr != headers.end();
         ++itr)
    {
        if (itr->name.compare(name) == 0)
            return false;
    }
    return true;
}
std::string
HttpRequest::get_header_value_or_default(const std::string& name,
                                         const std::string& default_value) const
{
    typedef std::vector<async_web_server_cpp::HttpHeader> HeaderList;
    for (HeaderList::const_iterator itr = headers.begin(); itr != headers.end();
         ++itr)
    {
        if (itr->name.compare(name) == 0)
            return itr->value;
    }
    return default_value;
}
 
bool HttpRequest::has_query_param(const std::string& name) const
{
    std::map<std::string, std::string>::const_iterator itr =
        query_params.find(name);
    return itr != query_params.end();
}
 
std::string HttpRequest::get_query_param_value_or_default(
    const std::string& name, const std::string& default_value) const
{
    std::map<std::string, std::string>::const_iterator itr =
        query_params.find(name);
    if (itr != query_params.end())
    {
        return itr->second;
    }
    else
    {
        return default_value;
    }
}
 
}  // namespace async_web_server_cpp