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#include <yaml-cpp/yaml.h>
#include <iostream>
#include <random>
#include <sstream>
#include <fstream>
#include <twitter.h>
#include <chrono>
#include <thread>
#include <algorithm>
template <class InputIterator>
std::string implode(InputIterator first, InputIterator last, std::string delimiter)
{
std::stringstream result;
for (InputIterator it = first; it != last; it++)
{
if (it != first)
{
result << delimiter;
}
result << *it;
}
return result.str();
}
template <class Container>
Container split(std::string input, std::string delimiter)
{
Container result;
while (!input.empty())
{
int divider = input.find(delimiter);
if (divider == std::string::npos)
{
result.push_back(input);
input = "";
} else {
result.push_back(input.substr(0, divider));
input = input.substr(divider+delimiter.length());
}
}
return result;
}
int main(int argc, char** argv)
{
if (argc != 2)
{
std::cout << "usage: yandere [configfile]" << std::endl;
return -1;
}
std::string configfile(argv[1]);
YAML::Node config = YAML::LoadFile(configfile);
twitter::auth auth;
auth.setConsumerKey(config["consumer_key"].as<std::string>());
auth.setConsumerSecret(config["consumer_secret"].as<std::string>());
auth.setAccessKey(config["access_key"].as<std::string>());
auth.setAccessSecret(config["access_secret"].as<std::string>());
twitter::client client(auth);
std::map<std::string, std::vector<std::string>> groups;
std::ifstream datafile(config["forms"].as<std::string>());
if (!datafile.is_open())
{
std::cout << "Could not find forms file." << std::endl;
return 1;
}
bool newgroup = true;
std::string line;
std::string curgroup;
while (getline(datafile, line))
{
if (line.back() == '\r')
{
line.pop_back();
}
if (newgroup)
{
curgroup = line;
newgroup = false;
} else {
if (line.empty())
{
newgroup = true;
} else if (line.substr(0, 2) == "{*") {
std::string token = line.substr(2, line.find("}")-2);
for (const std::string& other : groups[token]) {
groups[curgroup].push_back(other);
std::cout << curgroup << " *" << token << ": " << other << std::endl;
}
} else {
groups[curgroup].push_back(line);
std::cout << curgroup << ": " << line << std::endl;
}
}
}
std::random_device random_device;
std::mt19937 random_engine{random_device()};
for (;;)
{
std::cout << "Generating tweet" << std::endl;
std::map<std::string, std::string> variables;
std::string action = "{MAIN}";
int tknloc;
while ((tknloc = action.find("{")) != std::string::npos)
{
std::string token = action.substr(tknloc+1, action.find("}")-tknloc-1);
std::string modifier;
int modloc;
if ((modloc = token.find(":")) != std::string::npos)
{
modifier = token.substr(modloc+1);
token = token.substr(0, modloc);
}
int eqloc;
std::string eqvarname;
if ((eqloc = token.find("=")) != std::string::npos)
{
eqvarname = token.substr(0, eqloc);
token = token.substr(eqloc+1);
}
std::string canontkn;
std::transform(std::begin(token), std::end(token), std::back_inserter(canontkn), [] (char ch) {
return std::toupper(ch);
});
std::string result;
if (canontkn == "\\N")
{
result = "\n";
} else if (variables.count(canontkn) == 1)
{
result = variables[canontkn];
} else {
auto& group = groups[canontkn];
std::uniform_int_distribution<int> dist(0, group.size() - 1);
result = group[dist(random_engine)];
}
if (!eqvarname.empty())
{
variables[eqvarname] = result;
}
if (modifier == "indefinite")
{
if ((result.length() > 1) && (isupper(result[0])) && (isupper(result[1])))
{
result = "an " + result;
} else if ((result[0] == 'a') || (result[0] == 'e') || (result[0] == 'i') || (result[0] == 'o') || (result[0] == 'u'))
{
result = "an " + result;
} else {
result = "a " + result;
}
}
std::string finalresult;
if (islower(token[0]))
{
std::transform(std::begin(result), std::end(result), std::back_inserter(finalresult), [] (char ch) {
return std::tolower(ch);
});
} else if (isupper(token[0]) && !isupper(token[1]))
{
auto words = split<std::list<std::string>>(result, " ");
for (auto& word : words)
{
word[0] = std::toupper(word[0]);
}
finalresult = implode(std::begin(words), std::end(words), " ");
} else {
finalresult = result;
}
action.replace(tknloc, action.find("}")-tknloc+1, finalresult);
}
action.resize(140);
try
{
client.updateStatus(action);
} catch (const twitter::twitter_error& e)
{
std::cout << "Twitter error: " << e.what() << std::endl;
}
std::cout << action << std::endl;
std::cout << "Waiting" << std::endl;
std::this_thread::sleep_for(std::chrono::hours(1));
std::cout << std::endl;
}
}
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