mirror of
https://github.com/KeyZox71/webserv.git
synced 2025-06-25 09:33:36 +02:00
267 lines
7.7 KiB
C++
267 lines
7.7 KiB
C++
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* Get.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/04/30 09:40:16 by adjoly #+# #+# */
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/* Updated: 2025/05/30 16:20:15 by adjoly ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "cppeleven.hpp"
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#include "requests/Response.hpp"
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#include <algorithm>
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#include <cstddef>
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#include <dirent.h>
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#include <exception>
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#include <sstream>
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#include <string>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <vector>
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#include <requests/default.hpp>
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#include <server/default.hpp>
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using namespace webserv::http;
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Get::Get(std::string &data, config::Server *srv) {
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_cgi = not_nullptr;
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_srv = srv;
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_url = not_nullptr;
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this->parse(data);
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}
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Get::~Get(void) {
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// if (_url != not_nullptr)
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// delete _url;
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}
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void Get::parse(std::string const &data) {
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std::istringstream stream(data);
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std::string line;
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if (std::getline(stream, line)) {
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std::istringstream line_stream(line);
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line_stream >> this->_method >> this->_target >> this->_protocol;
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_method = _sanitizeStr(_method);
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_target = _sanitizeStr(_target);
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_protocol = _sanitizeStr(_protocol);
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}
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while (std::getline(stream, line) && line != "\r") {
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size_t delimiter_index = line.find(':');
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if (delimiter_index != std::string::npos) {
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std::string key = line.substr(0, delimiter_index);
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std::string value = line.substr(delimiter_index + 2);
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this->_headers.insert(std::make_pair(key, _sanitizeStr(value)));
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}
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}
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_route = _srv->whatRoute(URL(_target));
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std::ostringstream body_stream;
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while (std::getline(stream, line))
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body_stream << line << "\n";
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this->_body = body_stream.str();
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_url = new URL("http://" + _headers["Host"] + _target);
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std::string targ = _target;
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if (targ[targ.length() - 1] == '/') {
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targ += _route->getIndex();
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}
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if (_route->isCgi(targ)) {
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_log->info("cgi added");
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try {
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_cgi = new server::Cgi(this, _route);
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} catch (std::exception &e) {
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_log->error(e.what());
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_method = "500";
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return;
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}
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server::ResourceManager::append(_cgi);
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struct pollfd pfd;
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pfd.events = _cgi->event();
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pfd.revents = 0;
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pfd.fd = _cgi->getId();
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server::PfdManager::append(pfd, server::RES);
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}
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}
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char isDirectory(const std::string &path) {
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struct stat file_stat;
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if (stat(path.c_str(), &file_stat) != 0) {
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throw std::runtime_error("can't open file (non-existant ?)");
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}
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return S_ISDIR(file_stat.st_mode);
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}
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Response parseCgiOut(std::string cgi_str) {
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Response response;
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std::istringstream stream(cgi_str);
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std::string line;
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response.setStatusCode(200);
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while (std::getline(stream, line) && line != "") {
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size_t delimiter_index = line.find(':');
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if (delimiter_index != std::string::npos) {
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std::string key = line.substr(0, delimiter_index);
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std::string value = line.substr(delimiter_index + 2);
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response.addHeader(key, value);
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}
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}
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std::ostringstream body_stream;
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while (std::getline(stream, line))
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body_stream << line << "\n";
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response.setBody(body_stream.str());
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if (response.getHeader("Content-Length") == "") {
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std::stringstream length;
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length << response.getBody().length();
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response.addHeader("Content-Length", length.str());
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}
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return response;
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}
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Response Get::execute(void) {
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http::Response response;
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if (_cgi != not_nullptr) {
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if (_method == "500") {
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response.setStatusCode(500);
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response.addHeader("Content-Type", "text/html");
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response.setBody(http::Errors::getResponseBody(
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response.getStatusCode(),
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_srv->getErrorPage(response.getStatusCode())));
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server::PfdManager::remove(_cgi->getId());
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server::ResourceManager::remove(_cgi->getId());
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_cgi = not_nullptr;
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return response;
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}
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std::string str = static_cast<server::Cgi *>(_cgi)->str();
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response = parseCgiOut(str);
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response.setProtocol(_protocol);
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server::PfdManager::remove(_cgi->getId());
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server::ResourceManager::remove(_cgi->getId());
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_cgi = not_nullptr;
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return response;
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}
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this->_target = this->_route->getRootDir() + this->_target;
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try {
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if (isDirectory(this->_target)) {
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if (!access((this->_target + this->_route->getIndex()).c_str(),
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R_OK)) {
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this->_target = this->_target + this->_route->getIndex();
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std::ifstream file(this->_target.c_str(), std::ios::binary);
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std::streampos file_start = file.tellg();
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response.setBody(
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std::string((std::istreambuf_iterator<char>(file)),
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std::istreambuf_iterator<char>()));
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std::stringstream length;
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length << (file.tellg() - file_start);
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response.addHeader("Content-Length", length.str());
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response.setProtocol(this->_protocol);
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response.setStatusCode(200);
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response.addHeader("Content-Type",
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http::Mime::getType(this->_target));
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} else if (this->_route->getDirList()) {
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DIR * dir;
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struct dirent * entry;
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struct stat file_stat;
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std::vector<std::string> files;
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if ((dir = opendir(this->_target.c_str())) == NULL)
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throw;
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while ((entry = readdir(dir)) != NULL) {
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std::string file_name = entry->d_name;
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if (file_name == ".")
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continue;
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std::string file_path = this->_target + "/" + file_name;
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if (stat(file_path.c_str(), &file_stat) == 0) {
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if (S_ISDIR(file_stat.st_mode))
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files.push_back(file_name + "/");
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else
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files.push_back(file_name);
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}
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}
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closedir(dir);
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std::sort(files.begin(), files.end());
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std::string body = "<html>";
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body += "<head><style>\n\
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:root {\n\
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background-color: -moz-dialog;\n\
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color: -moz-dialogtext;\n\
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font: message-box;\n\
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padding-inline: 2em;\n\
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color-scheme: light dark;\n\
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}\n\
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\n\
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body {\n\
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border: 1px solid ThreeDShadow;\n\
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border-radius: 10px;\n\
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padding: 3em;\n\
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min-width: 30em;\n\
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max-width: 65em;\n\
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margin: 4em auto;\n\
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background-color: Field;\n\
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color: FieldText;\n\
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}\n\
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</style></head>";
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body += "<body><ul>\n";
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for (size_t i = 0; i < files.size(); i++)
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body += "<li><a href=\"" + files[i] + "\">" + files[i] +
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"</a></li>\n";
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body += "</ul></body></html>";
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response.setProtocol(this->_protocol);
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response.setStatusCode(200);
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std::stringstream length;
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length << body.length();
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response.addHeader("Content-Length", length.str());
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response.addHeader("Content-Type", "text/html");
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response.setBody(body);
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} else
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throw std::runtime_error("dir but no dirlist");
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} else {
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std::ifstream file(this->_target.c_str(), std::ios::binary);
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std::streampos file_start = file.tellg();
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response.setBody(std::string((std::istreambuf_iterator<char>(file)),
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std::istreambuf_iterator<char>()));
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std::stringstream length;
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length << (file.tellg() - file_start);
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response.addHeader("Content-Length", length.str());
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response.setProtocol(this->_protocol);
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response.setStatusCode(200);
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response.addHeader("Content-Type",
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http::Mime::getType(this->_target));
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}
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} catch (...) {
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// TODO: replace with a predefined array of error pages
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response.setProtocol(this->_protocol);
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response.setStatusCode(404);
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response.addHeader("Content-Type", "text/html");
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response.setBody(http::Errors::getResponseBody(
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response.getStatusCode(),
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_srv->getErrorPage(response.getStatusCode())));
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}
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delete _url;
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return (response);
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}
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