added yara downloader in installer

src/ma_installer/update.cpp

@@ -0,0 +1,107 @@
+/*
+This file contains the functions to update the databases and settings of the program.
+
+Functions:
+	- update_yara: Updates the yara database.
+	- update_db: Updates the signature database.
+	- update_settings: Updates the settings.
+	- action_update_settings: starts the update functions (settings).
+	- action_update_db: starts the update functions (signatures and yara)
+*/
+
+
+#include <string.h>
+#include <iostream>
+#include "update.h"
+#include "zip.h"
+#include "setup_var.h"
+#include "download.h"
+#include "well_known.h"
+
+int update_yara(const std::string& folder_path) {
+    //remove the old databases
+    char* url = new char[1000];
+    strcpy_s(url, 1000, get_server("setup.txt"));
+    strcat_s(url, 1000, "/database_srv/yara.zip");//need to add machine_id and apikey
+
+    std::string output_path = folder_path + "\\" + "sig.zip";
+    int res = download_file_from_srv(url, output_path.c_str());
+
+    if (res != 0) {
+        return 10; // Error downloading file
+    }
+
+    //unzip the file
+    unzip(output_path, folder_path);
+    return 0;
+}
+
+int update_db(const std::string& folder_path) {
+    //remove the old databases
+    char* url = new char[1000];
+    strcpy_s(url, 1000, get_server("setup.txt"));
+    strcat_s(url, 1000, "/database_srv/sig.zip");//need to add machine_id and apikey
+
+    std::string output_path = folder_path + "\\" + "sig.zip";
+    int res = download_file_from_srv(url, output_path.c_str());
+
+    if (res != 0) {
+        return 10; // Error downloading file
+    }
+
+    //unzip the file
+    unzip(output_path, folder_path);
+    return 0;
+}
+int update_settings(const char* settings_type) {
+    //create the strings to download the files
+    char* url = new char[1000];
+    strcpy_s(url, 1000, get_server("setup.txt"));
+    strcat_s(url, 1000, "/api/php/settings/get_settings.php?");//need to add machine_id and apikey
+    strcat_s(url, 1000, settings_type);
+    strcat_s(url, 1000, "&machine_id=");
+    strcat_s(url, 1000, get_machineid(SECRETS));
+    strcat_s(url, 1000, "&apikey=");
+    strcat_s(url, 1000, get_apikey(SECRETS));
+    int res = 1;
+    if (strcmp(settings_type, "settings") == 0)
+        res = download_file_from_srv(url, SETTINGS_DB);
+    else if (strcmp(settings_type, "rtp_included") == 0)
+        res = download_file_from_srv(url, INCLUDED_FOLDERS);
+    else if (strcmp(settings_type, "rtp_excluded") == 0)
+        res = download_file_from_srv(url, EXCLUDED_FOLDERS);
+    else if (strcmp(settings_type, "sched") == 0)
+        res = download_file_from_srv(url, SCHED_PATH);
+    //int res = 0;
+    if (res != 0) {
+        return 1;
+    }
+
+    delete[] url;
+    return 0;
+}
+int action_update_settings() {
+    //update the settings
+    int err = 0;
+    if (update_settings("settings") != 0) {
+        err = 9;
+    }
+    //update the included folders
+    if (update_settings("rtp_included") != 0) {
+        err = 9;
+    }
+    //update the excluded folders
+    if (update_settings("rtp_excluded") != 0) {
+        err = 9;
+    }
+    //update the schedule
+    if (update_settings("sched") != 0) {
+        err = 9;
+    }
+    return err;
+}
+int action_update_db() {
+    //update the databases
+    update_db(DB_DIR);
+    return update_yara(YARA_DB_DIR);
+}