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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/* $Rev$ $Date$ */
#ifndef tuscany_httpd_hpp
#define tuscany_httpd_hpp
/**
* HTTPD module utility functions.
*/
#include <string>
#include <iostream>
#include "apr_strings.h"
#include "apr_fnmatch.h"
#include "apr_lib.h"
#define APR_WANT_STRFUNC
#include "apr_want.h"
#include "ap_config.h"
#include "httpd.h"
#include "http_config.h"
#include "http_core.h"
#include "http_request.h"
#include "http_protocol.h"
#include "http_log.h"
#include "http_main.h"
#include "util_script.h"
#include "util_md5.h"
#include "mod_core.h"
#include "list.hpp"
#include "value.hpp"
namespace tuscany {
namespace httpd {
/**
* Set to true to log requests and content.
*/
bool logRequests = false;
bool logContent = false;
/**
* Convert a path string to a list of values.
*/
const list<std::string> pathTokens(const char* p) {
if (p == NULL || p[0] == '\0')
return list<std::string>();
return tokenize("/", p + 1);
}
const list<value> pathValues(const list<std::string>& l) {
if (isNil(l))
return list<value>();
return cons<value>(car(l), pathValues(cdr(l)));
}
const list<value> path(const char* p) {
return pathValues(pathTokens(p));
}
/**
* Convert a path represented as a list of values to a string.
*/
const std::string path(const list<value>& p) {
if (isNil(p))
return "";
return "/" + car(p) + path(cdr(p));
}
/**
* Return the content type of a request.
*/
const char* optional(const char* s) {
if (s == NULL)
return "(null)";
return s;
}
const std::string contentType(const request_rec* r) {
return optional(apr_table_get(r->headers_in, "Content-Type"));
}
/**
* Log HTTP request info.
*/
int logHeader(void* r, const char* key, const char* value) {
std::cout << "header key: " << key << ", value: " << value << std::endl;
return 1;
}
const bool logRequest(request_rec* r, const std::string& msg) {
std::cout << msg << std::endl;
std::cout << "protocol: " << optional(r->protocol) << std::endl;
std::cout << "method: " << optional(r->method) << std::endl;
std::cout << "method number: " << r->method_number << std::endl;
std::cout << "content type: " << contentType(r) << std::endl;
std::cout << "content encoding: " << optional(r->content_encoding) << std::endl;
apr_table_do(logHeader, r, r->headers_in, NULL);
std::cout << "uri: " << optional(r->unparsed_uri) << std::endl;
std::cout << "path: " << optional(r->uri) << std::endl;
std::cout << "path info: " << optional(r->path_info) << std::endl;
std::cout << "filename: " << optional(r->filename) << std::endl;
std::cout << "path tokens: " << pathTokens(r->uri) << std::endl;
std::cout << "args: " << optional(r->args) << std::endl;
std::cout.flush();
return true;
}
/**
* Returns a list of key value pairs from the args in a query string.
*/
const list<value> queryArg(const std::string& s) {
const list<std::string> t = tokenize("=", s);
return mklist<value>(car(t).c_str(), cadr(t));
}
const list<list<value> > queryArgs(const request_rec* r) {
const char* a = r->args;
if (a == NULL)
return list<list<value> >();
return map<std::string, list<value>>(queryArg, tokenize("&", a));
}
/**
* Converts the args received in a POST to a list of key value pairs.
*/
const list<list<value> > postArgs(const list<value>& a) {
if (isNil(a))
return list<list<value> >();
const list<value> l = car(a);
return cons(l, postArgs(cdr(a)));
}
}
}
#endif /* tuscany_httpd_hpp */
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