oms-OnlineResourceWatcher/app/server/Controller/ApiController.h

134 lines
4.4 KiB
C++
Executable File

/**
* Karaka
*
* @package Models
* @copyright Dennis Eichhorn
* @license OMS License 1.0
* @version 1.0.0
* @link https://karaka.app
*/
#ifndef CONTROLLER_API_H
#define CONTROLLER_API_H
#include <stdio.h>
#include <stdlib.h>
#include "../cOMS/Utils/ArrayUtils.h"
#include "../cOMS/Utils/FileUtils.h"
#include "../cOMS/Utils/WebUtils.h"
#include "../cOMS/Hash/MeowHash.h"
#include "../cOMS/Utils/MathUtils.h"
namespace Controller {
namespace ApiController {
void printHelp(int argc, char **argv)
{
printf(" The Online Resource Watcher app developed by jingga checks online or local resources\n");
printf(" for changes and and informs the user about them.\n\n");
printf(" Run: ./App ....\n\n");
printf(" -h: Prints the help output\n");
printf(" -v: Prints the version\n");
printf("\n");
printf(" Website: https://jingga.app\n");
printf(" Copyright: jingga (c) Dennis Eichhorn\n");
}
void printVersion(int argc, char **argv)
{
printf("Version: 1.0.0\n");
}
void notInstalled(int argc, char **argv)
{
printf("No config file available, is the application installed?\n");
printf("If not, run the application with:\n");
printf(" --install -t 1 or\n");
printf(" --install -t 2\n");
printf("where 1 = web installation and 2 = local installation.\n\n");
printf("Usually, '-t 2' is necessary if you see this message since the web\n");
printf("installation is performed in the web installer as described in the README.\n");
}
void checkResources(int argc, char **argv)
{
unsigned long long resourceId = atoll(Utils::ArrayUtils::get_arg("-r", argv, argc));
// @todo handle resources
// load config
// get resources
// active
// last check older than 23 h
// check if resource changed
// save new version
// find differences
// inform users
//Resource res[10];
}
inline
bool isResourceDateModified(char *filename, time_t lastChange)
{
return oms_abs(Utils::FileUtils::last_modification(filename) - lastChange) > 1;
}
inline
bool hasResourceContentChanged(Utils::FileUtils::file_body f1, Utils::FileUtils::file_body f2)
{
meow_u128 h1 = Hash::Meow::MeowHash(Hash::Meow::MeowDefaultSeed, f1.size, f1.content);
meow_u128 h2 = Hash::Meow::MeowHash(Hash::Meow::MeowDefaultSeed, f2.size, f2.content);
return MeowHashesAreEqual(h1, h2);
}
Utils::FileUtils::file_body hasChanged(char *oldResource, char *newResource, time_t lastChange)
{
char *t;
int length = 0;
for (t = newResource; *t != '\0' && length < 7; ++t) {
++length;
}
Utils::FileUtils::file_body f1 = {0};
Utils::FileUtils::file_body f2 = {0};
bool isFileModified = false;
if (length > 5
&& (strncmp(newResource, "https:", 6) || strncmp(newResource, "www.", 4))
) {
// web resource
f1 = Utils::FileUtils::read_file(oldResource);
f2 = Utils::WebUtils::download(newResource);
} else {
// local resource
isFileModified = isResourceDateModified(oldResource, lastChange);
if (isFileModified) {
f1 = Utils::FileUtils::read_file(oldResource);
f2 = Utils::FileUtils::read_file(newResource);
}
}
bool hasChanged = f1.content && f2.content && (isFileModified || hasResourceContentChanged(f1, f2));
free(f1.content);
f1.size = -1;
if (hasChanged) {
free(f2.content);
f2.size = -1;
}
return f2;
}
void saveResourceChange(char *url, char *oldResource)
{
Utils::FileUtils::file_body dowloadData = Utils::WebUtils::download(url);
Utils::FileUtils::file_body fileData = Utils::FileUtils::read_file(oldResource);
}
}
}
#endif