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* util.{cpp,h} : kill with fire i2p::util::http (#314, closes #432)

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This commit is contained in:
hagen 2016-07-27 02:00:00 +00:00
parent 5a6bd38d22
commit b1aeae6772
4 changed files with 1 additions and 190 deletions
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1
NetDb.cpp
View file

@ -14,7 +14,6 @@
#include "RouterContext.h"
#include "Garlic.h"
#include "NetDb.h"
#include "util.h"
using namespace i2p::transport;

2
UPnP.h
View file

@ -13,8 +13,6 @@
#include <boost/asio.hpp>
#include "util.h"
namespace i2p
{
namespace transport

159
util.cpp
View file

@ -1,12 +1,7 @@
#include <cstdlib>
#include <string>
#include <algorithm>
#include <cctype>
#include <functional>
#include <fstream>
#include <set>
#include <boost/asio.hpp>
#include <boost/lexical_cast.hpp>
#include "util.h"
#include "Log.h"
@ -60,158 +55,6 @@ namespace i2p
{
namespace util
{
namespace http
{
std::string GetHttpContent (std::istream& response)
{
std::string version, statusMessage;
response >> version; // HTTP version
int status;
response >> status; // status
std::getline (response, statusMessage);
if (status == 200) // OK
{
bool isChunked = false;
std::string header;
while (!response.eof () && header != "\r")
{
std::getline(response, header);
auto colon = header.find (':');
if (colon != std::string::npos)
{
std::string field = header.substr (0, colon);
std::transform(field.begin(), field.end(), field.begin(), ::tolower);
if (field == i2p::util::http::TRANSFER_ENCODING)
isChunked = (header.find ("chunked", colon + 1) != std::string::npos);
}
}
std::stringstream ss;
if (isChunked)
MergeChunkedResponse (response, ss);
else
ss << response.rdbuf();
return ss.str();
}
else
{
LogPrint (eLogError, "HTTPClient: error, server responds ", status);
return "";
}
}
void MergeChunkedResponse (std::istream& response, std::ostream& merged)
{
while (!response.eof ())
{
std::string hexLen;
size_t len;
std::getline (response, hexLen);
std::istringstream iss (hexLen);
iss >> std::hex >> len;
if (!len || len > 10000000L) // 10M
{
LogPrint (eLogError, "Unexpected chunk length ", len);
break;
}
char * buf = new char[len];
response.read (buf, len);
merged.write (buf, len);
delete[] buf;
std::getline (response, hexLen); // read \r\n after chunk
}
}
url::url(const std::string& url_s)
{
portstr_ = "80";
port_ = 80;
user_ = "";
pass_ = "";
parse(url_s);
}
// code for parser tests
//{
// i2p::util::http::url u_0("http://127.0.0.1:7070/asdasd?qqqqqqqqqqqq");
// i2p::util::http::url u_1("http://user:password@site.com:8080/asdasd?qqqqqqqqqqqqq");
// i2p::util::http::url u_2("http://user:password@site.com/asdasd?qqqqqqqqqqqqqq");
// i2p::util::http::url u_3("http://user:@site.com/asdasd?qqqqqqqqqqqqq");
// i2p::util::http::url u_4("http://user@site.com/asdasd?qqqqqqqqqqqq");
// i2p::util::http::url u_5("http://@site.com:800/asdasd?qqqqqqqqqqqq");
// i2p::util::http::url u_6("http://@site.com:err_port/asdasd?qqqqqqqqqqqq");
// i2p::util::http::url u_7("http://user:password@site.com:err_port/asdasd?qqqqqqqqqqqq");
//}
void url::parse(const std::string& url_s)
{
const std::string prot_end("://");
std::string::const_iterator prot_i = search(url_s.begin(), url_s.end(),
prot_end.begin(), prot_end.end());
protocol_.reserve(distance(url_s.begin(), prot_i));
transform(url_s.begin(), prot_i,
back_inserter(protocol_),
std::ptr_fun<int,int>(tolower)); // protocol is icase
if( prot_i == url_s.end() )
return;
advance(prot_i, prot_end.length());
std::string::const_iterator path_i = find(prot_i, url_s.end(), '/');
host_.reserve(distance(prot_i, path_i));
transform(prot_i, path_i,
back_inserter(host_),
std::ptr_fun<int,int>(tolower)); // host is icase
// parse user/password
auto user_pass_i = find(host_.begin(), host_.end(), '@');
if (user_pass_i != host_.end())
{
std::string user_pass = std::string(host_.begin(), user_pass_i);
auto pass_i = find(user_pass.begin(), user_pass.end(), ':');
if (pass_i != user_pass.end())
{
user_ = std::string(user_pass.begin(), pass_i);
pass_ = std::string(pass_i + 1, user_pass.end());
}
else
user_ = user_pass;
host_.assign(user_pass_i + 1, host_.end());
}
// parse port
auto port_i = find(host_.begin(), host_.end(), ':');
if (port_i != host_.end())
{
portstr_ = std::string(port_i + 1, host_.end());
host_.assign(host_.begin(), port_i);
try{
port_ = boost::lexical_cast<decltype(port_)>(portstr_);
}
catch (std::exception e) {
port_ = 80;
}
}
std::string::const_iterator query_i = find(path_i, url_s.end(), '?');
path_.assign(path_i, query_i);
if( query_i != url_s.end() )
++query_i;
query_.assign(query_i, url_s.end());
}
std::string urlDecode(const std::string& data)
{
std::string res(data);
for (size_t pos = res.find('%'); pos != std::string::npos; pos = res.find('%',pos+1))
{
char c = strtol(res.substr(pos+1,2).c_str(), NULL, 16);
res.replace(pos,3,1,c);
}
return res;
}
}
namespace net
{
#ifdef WIN32

29
util.h
View file

@ -22,7 +22,6 @@ namespace i2p
{
namespace util
{
/**
wrapper arround boost::lexical_cast that "never" fails
*/
@ -34,34 +33,6 @@ namespace util
return fallback;
}
}
namespace http
{
// in (lower case)
const char ETAG[] = "etag"; // ETag
const char LAST_MODIFIED[] = "last-modified"; // Last-Modified
const char TRANSFER_ENCODING[] = "transfer-encoding"; // Transfer-Encoding
const char CONTENT_ENCODING[] = "content-encoding"; // Content-Encoding
// out
const char IF_NONE_MATCH[] = "If-None-Match";
const char IF_MODIFIED_SINCE[] = "If-Modified-Since";
std::string GetHttpContent (std::istream& response);
void MergeChunkedResponse (std::istream& response, std::ostream& merged);
std::string urlDecode(const std::string& data);
struct url {
url(const std::string& url_s); // omitted copy, ==, accessors, ...
private:
void parse(const std::string& url_s);
public:
std::string protocol_, host_, path_, query_;
std::string portstr_;
unsigned int port_;
std::string user_;
std::string pass_;
};
}
namespace net
{