Merge (#39) from tomasriveral/feat-backup-now

feat: add backup now button

src/main.c

@@ -529,9 +529,14 @@ backup_config_end:
                   shouldDebug); // check if editor is supported and if it is installed. If not, it
                                 // will throw an error.
 
+    int *backupMessage = malloc(sizeof(int)); // Used later to set the backuping message.
+    *backupMessage = 0;                       // default don't show the message
+    int forceBackup = 0;
     if (doesBackup) {
-        debug("Handling backup");
+        debug("Handling normal backup");
-        handleBackups(directoriesArray, numDirectories, backupDirectoriesArray, homedir, interval, (const char **)rsyncArgs, rsyncArgsNumber, shouldDebug);
+        forceBackup = 0;
+        handleBackups(directoriesArray, numDirectories, backupDirectoriesArray, homedir, interval, (const char **)rsyncArgs, rsyncArgsNumber, forceBackup, backupMessage, shouldDebug);
+        debug("backupMessage was set to %d by a normal backup", *backupMessage);
     }
 
     initscr(); // initialize ncurses
@@ -572,13 +577,26 @@ backup_config_end:
             }
             altDebug("└ ------------------------------\n");
         }
-
+        int extraOptions = 3;
-        // adds "create a new vault" into the vaultsArray
+        if (doesBackup) {
-        const int extraOptions = 3;
+            extraOptions++; // space for "Backup now" button
+        }
+        if (*backupMessage) {
+            extraOptions++;
+        }
         vaultsArray = realloc(vaultsArray, (vaultsCount + extraOptions) * sizeof(char *)); // resize vaultsArray to fit the extra options
-        vaultsArray[vaultsCount] = "Create a new vault";                                   // some more options that are not vaults
+        int index = 0;
-        vaultsArray[vaultsCount + 1] = "Settings";
+        vaultsArray[vaultsCount + index++] = "Create a new vault"; // some more options that are not vaults
-        vaultsArray[vaultsCount + 2] = "Quit (Ctrl+C)";
+        vaultsArray[vaultsCount + index++] = "Settings";
+        if (doesBackup) {
+            vaultsArray[vaultsCount + index++] = "Backup now";
+        }
+        vaultsArray[vaultsCount + index++] = "Quit (Ctrl+C)";
+        if (*backupMessage) {
+            vaultsArray[vaultsCount + index++] = "A backup was launched. Do not immediatly close the program. After a few seconds, you can safely ignore this message.";
+        };
+
+        *backupMessage = 0; // we reset it to show the message only once
 
         vaultSelected = ncursesSelect(vaultsArray, "Select vault to open (Use arrows or WASD, Enter to select):", vaultsCount, extraOptions, " ", "Or select an option below", "", shouldDebug);
 
@@ -594,7 +612,8 @@ backup_config_end:
         }
 
         debug("Selected vault: %s", vaultSelected);
-        if (strcmp(vaultSelected, "Create a new vault") != 0 && strcmp(vaultSelected, "Settings") != 0 && strcmp(vaultSelected, "Quit (Ctrl+C)") != 0) {
+        if (strcmp(vaultSelected, "Create a new vault") != 0 && strcmp(vaultSelected, "Settings") != 0 && strcmp(vaultSelected, "Quit (Ctrl+C)") != 0 && strcmp(vaultSelected, "Backup now") != 0 &&
+            strcmp(vaultSelected, "A backup was launched. Do not immediatly close the program. After a few seconds, you can safely ignore this message.") != 0) {
         note_selection:
             bypassSelectionVault = 0; // we must reset bypassSelectionVault to not get stuck in a
                                       // infinite loop of bypassing
@@ -731,6 +750,11 @@ backup_config_end:
         } else if (strcmp(vaultSelected, "Settings") == 0) {
             openEditor(configPath, editorToOpen, 0, 0,
                        shouldDebug); // as this is not a md file we set render and jumptoEnfOfFile to 0
+        } else if (strcmp(vaultSelected, "Backup now") == 0) {
+            debug("Running a forced backup");
+            forceBackup = 1;
+            handleBackups(directoriesArray, numDirectories, backupDirectoriesArray, homedir, interval, (const char **)rsyncArgs, rsyncArgsNumber, forceBackup, backupMessage, shouldDebug);
+            debug("backupMessage was set to %d by a normal backup", *backupMessage);
         } else if (strcmp(vaultSelected, "Quit (Ctrl+C)") == 0) {
             debug("The program was exited");
             shouldExit = 1;

src/utils.c

@@ -167,8 +167,9 @@ void initAppFilesAndDirs(const char *home, const int shouldDebug) {
 }
 
 void handleBackups(char **sourceDirectoryArray, const int sourceNumber, char **destinationDirectoryArray, const char *homeDir, const int interval, const char **rsyncArguments, const int rsyncArgumentsNumber,
-                   const int shouldDebug) {
+                   const int forceBackup, int *backupMessage, const int shouldDebug) {
     int shouldBackup = 0;
+
     time_t now = time(NULL);
     debug("Time since epoch is %ld", (long)now);
     char cacheFilePATH[PATH_MAX];
@@ -203,8 +204,12 @@ void handleBackups(char **sourceDirectoryArray, const int sourceNumber, char **d
             error(1, "program", "Invalid timestamp in cache file: %s", line);
         }
         double deltaTime = difftime(now, lastBackupTime);
-        if (deltaTime > interval) {
+        if (deltaTime > interval || forceBackup) {
-            debug("(difftime) %f is greater than (interval) %d -> backuping...", deltaTime, interval);
+            if (!forceBackup) {
+                debug("(difftime) %f is greater than (interval) %d -> backuping...", deltaTime, interval);
+            } else {
+                debug("Backup was forced. backuping...");
+            }
             shouldBackup = 1;
             cacheFile = fopen(cacheFilePATH, "w");
             if (!cacheFile) {
@@ -218,6 +223,7 @@ void handleBackups(char **sourceDirectoryArray, const int sourceNumber, char **d
     }
 
     if (shouldBackup) {
+        *backupMessage = 1;
         debug("A backup is needed");
         for (int i = 0; i < sourceNumber; i++) {
             debug("%s", destinationDirectoryArray[i]);

src/utils.h

@@ -81,7 +81,8 @@ If need launches in the background rsync to do the backuping.
 Each pair of source/destination will launch one rsync process.
 If a pair don't need to be backed up, the destination should be set to NULL.
 rsyncArgs is the array of arguments to be passed to rsync. Do not inclue destination or source. It
-will be added in the function.*/
+will be added in the function.
+backupMessage will be set to 1 if a backup was launched.*/
 void handleBackups(char **sourceDirectoryArray, const int sourceDirectoryNumber, char **destinationDirectoryArray, const char *homeDir, const int interval, const char **rsyncArgs, const int rsyncArgsNumber,
-                   const int shouldDebug);
+                   const int forceBackup, int *backupMessage, const int shouldDebug);
 #endif