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Sebastiano Merlino
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Splitted Webserver into multiple file to take order
1 parent 8779ced commit f727f0c

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+1523
-1419
lines changed

‎src/HttpEndpoint.cpp‎

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#include "HttpEndpoint.hpp"
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#include "HttpUtils.hpp"
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#include "string_utilities.hpp"
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using namespace std;
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namespace httpserver
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{
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using namespace http;
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//ENDPOINT
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HttpEndpoint::HttpEndpoint(bool family):
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url_complete("/"),
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url_modded("/"),
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family_url(family),
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reg_compiled(false)
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{
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}
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HttpEndpoint::HttpEndpoint(const string& url, bool family, bool registration):
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url_complete(string_utilities::to_lower_copy(url)),
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url_modded("/"),
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family_url(family),
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reg_compiled(false)
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{
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vector<string> parts = HttpUtils::tokenizeUrl(url);
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string buffered;
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bool first = true;
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if(registration)
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{
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for(unsigned int i = 0; i< parts.size(); i++)
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{
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if((parts[i] != "") && (parts[i][0] != '{'))
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{
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if(first)
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{
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if(parts[i][0] == '^')
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{
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this->url_modded = parts[i];
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}
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else
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{
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this->url_modded += parts[i];
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}
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first = false;
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}
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else
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{
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this->url_modded += "/" + parts[i];
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}
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}
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else
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{
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if(( parts[i].size() >= 3) && (parts[i][0] == '{') && (parts[i][parts[i].size() - 1] == '}') )
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{
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int bar = parts[i].find_first_of('|');
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if(bar != (int)string::npos)
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{
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this->url_pars.push_back(parts[i].substr(1, bar - 1));
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if(first)
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{
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this->url_modded += parts[i].substr(bar + 1, parts[i].size() - bar - 2);
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first = false;
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}
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else
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{
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this->url_modded += "/"+parts[i].substr(bar + 1, parts[i].size() - bar - 2);
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}
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}
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else
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{
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this->url_pars.push_back(parts[i].substr(1,parts[i].size() - 2));
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if(first)
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{
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this->url_modded += "([^\\/]+)";
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first = false;
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}
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else
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{
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this->url_modded += "/([^\\/]+)";
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}
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}
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this->chunk_positions.push_back(i);
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}
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else
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{
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// RITORNARE ECCEZIONE
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}
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}
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this->url_pieces.push_back(parts[i]);
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}
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regcomp(&(this->re_url_modded), url_modded.c_str(), REG_EXTENDED|REG_ICASE);
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reg_compiled = true;
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}
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else
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{
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for(unsigned int i = 0; i< parts.size(); i++)
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{
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if(first)
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{
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this->url_modded += parts[i];
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first = false;
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}
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else
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{
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this->url_modded += "/" + parts[i];
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}
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this->url_pieces.push_back(parts[i]);
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}
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}
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// this->re_url_modded = boost::xpressive::sregex::compile( url_modded, boost::xpressive::regex_constants::icase );
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}
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HttpEndpoint::HttpEndpoint(const HttpEndpoint& h)
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{
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this->url_complete = h.url_complete;
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this->url_modded = h.url_modded;
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this->family_url = h.family_url;
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this->reg_compiled = h.reg_compiled;
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if(this->reg_compiled)
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regcomp(&(this->re_url_modded), url_modded.c_str(), REG_EXTENDED|REG_ICASE);
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this->url_pars = h.url_pars;
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this->url_pieces = h.url_pieces;
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this->chunk_positions = h.chunk_positions;
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}
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HttpEndpoint::~HttpEndpoint()
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{
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if(reg_compiled)
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{
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regfree(&(this->re_url_modded));
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}
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}
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HttpEndpoint& HttpEndpoint::operator =(const HttpEndpoint& h)
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{
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this->url_complete = h.url_complete;
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this->url_modded = h.url_modded;
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this->family_url = h.family_url;
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this->reg_compiled = h.reg_compiled;
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if(this->reg_compiled)
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regcomp(&(this->re_url_modded), url_modded.c_str(), REG_EXTENDED|REG_ICASE);
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this->url_pars = h.url_pars;
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this->url_pieces = h.url_pieces;
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this->chunk_positions = h.chunk_positions;
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return *this;
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}
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bool HttpEndpoint::operator <(const HttpEndpoint& b) const
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{
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return string_utilities::to_lower_copy(this->url_modded) < string_utilities::to_lower_copy(b.url_modded);
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}
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bool HttpEndpoint::match(const HttpEndpoint& url) const
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{
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if(this->family_url && (url.url_pieces.size() >= this->url_pieces.size()))
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{
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string nn = "/";
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bool first = true;
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for(unsigned int i = 0; i < this->url_pieces.size(); i++)
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{
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if(first)
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{
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nn += url.url_pieces[i];
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first = false;
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}
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else
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{
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nn += "/" + url.url_pieces[i];
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}
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}
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return regexec(&(this->re_url_modded), nn.c_str(), 0, NULL, 0) == 0;
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// return boost::xpressive::regex_match(nn, this->re_url_modded);
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}
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else
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{
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return regexec(&(this->re_url_modded), url.url_modded.c_str(), 0, NULL, 0) == 0;
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// return boost::xpressive::regex_match(url.url_modded, this->re_url_modded);
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}
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}
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const std::vector<std::string> HttpEndpoint::get_url_pars() const
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{
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return this->url_pars;
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}
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const std::vector<std::string> HttpEndpoint::get_url_pieces() const
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{
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return this->url_pieces;
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}
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const std::vector<int> HttpEndpoint::get_chunk_positions() const
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{
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return this->chunk_positions;
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}
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};

‎src/HttpEndpoint.hpp‎

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#ifndef _http_endpoint_hpp_
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#define _http_endpoint_hpp_
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#include <vector>
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#include <regex.h>
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#include <string>
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namespace httpserver
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{
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class Webserver;
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/**
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* Class representing an Http Endpoint. It is an abstraction used by the APIs.
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**/
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class HttpEndpoint
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{
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public:
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/**
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* Default constructor of the class.
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* @param family boolean that indicates if the endpoint is a family endpoint.
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* A family endpoint is an endpoint that identifies a root and all its child like the same resource.
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* For example, if I identify "/path/" like a family endpoint and I associate to it the resource "A", also
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* "/path/to/res/" is automatically associated to resource "A".
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**/
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HttpEndpoint(bool family = false);
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/**
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* Constructor of the class HttpEndpoint. It is used to initialize an HttpEndpoint starting from a string form URL.
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* @param url The string representation of the endpoint. All endpoints are in the form "/path/to/resource".
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* @param family boolean that indicates if the endpoint is a family endpoint.
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* A family endpoint is an endpoint that identifies a root and all its child like the same resource.
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* For example, if I identify "/path/" like a family endpoint and I associate to it the resource "A", also
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* "/path/to/res/" is automatically associated to resource "A".
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* @param registration boolean that indicates to the system if this is an endpoint that need to be registered to a webserver
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* or it is simply an endpoint to be used for comparisons.
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**/
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HttpEndpoint(const std::string& url, bool family = false, bool registration = false);
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/**
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* Copy constructor. It is useful expecially to copy regex_t structure that contains dinamically allocated data.
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* @param h The HttpEndpoint to copy
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**/
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HttpEndpoint(const HttpEndpoint& h);
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/**
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* Destructor of the class. Essentially it frees the regex dinamically allocated pattern
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**/
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~HttpEndpoint();
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/**
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* Operator overload for "less than operator". It is used to order endpoints in maps.
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* @param b The HttpEndpoint to compare to
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* @return boolean indicating if this is less than b.
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**/
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bool operator <(const HttpEndpoint& b) const;
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/**
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* Operator overload for "assignment operator". It is used to copy endpoints to existing objects.
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* Is is functional expecially to copy regex_t structure that contains dinamically allocated data.
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* @param h The HttpEndpoint to copy
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* @return a reference to the HttpEndpoint obtained
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**/
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HttpEndpoint& operator =(const HttpEndpoint& h);
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/**
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* Method indicating if this endpoint 'matches' with the one passed. A passed endpoint matches a registered endpoint if
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* the regex represented by the registered endpoint matches the passed one.
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* @param url The endpoint to match
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* @return true if the passed endpoint matches this.
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**/
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bool match(const HttpEndpoint& url) const;
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/**
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* Method used to get all pars defined inside an url.
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* @return a vector of strings representing all found pars.
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**/
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const std::vector<std::string> get_url_pars() const;
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/**
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* Method used to get all pieces of an url; considering an url splitted by '/'.
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* @return a vector of strings representing all found pieces.
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**/
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const std::vector<std::string> get_url_pieces() const;
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/**
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* Method used to get indexes of all parameters inside url
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* @return a vector of int indicating all positions.
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**/
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const std::vector<int> get_chunk_positions() const;
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private:
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std::string url_complete;
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std::string url_modded;
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std::vector<std::string> url_pars;
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std::vector<std::string> url_pieces;
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std::vector<int> chunk_positions;
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regex_t re_url_modded;
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// boost::xpressive::sregex re_url_modded;
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bool family_url;
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bool reg_compiled;
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};
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};
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#endif

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