Adding new script for updating massive anime collection

.gitignore

@@ -1,3 +1,4 @@
 .DS_STORE
 .project
 ._redcar
+.vscode/tasks.json

interruptableBackup.rb

@@ -0,0 +1,94 @@
+HB_BINARY = "hb"
+BACKUP_OPTION = "backup -c"
+BLACK_LIST_DIRECTORIES = { '.' => '.', '..' => '..' }
+
+$GLOBAL_INTERRUPT_COUNT = 0
+$GLOBAL_SHOULD_EXIT_AFTER_CURRENT_BACKUP = false
+
+def printHelp
+  puts "Interruptable Backup v1.0"
+  puts "Continuously backs up a root folder until SIGINT (Ctrl+C) is sent to it"
+  puts "Usage: ruby <this script> <absolute path to hb backup directory> <absolute path to top level directory to backup> <save file>"
+end
+
+def saveBackedUpFolders(hashOfSavedFiles, saveFile)
+  # Now, save the file
+  File.open(saveFile, 'w+') { |fileHandle|
+    hashOfSavedFiles.each{ |key, value|
+      fileHandle.puts(key)
+    }
+  }
+
+end
+
+def loadSavedFolders(saveFile)
+  fileHash = Hash.new
+  if File.exist?(saveFile) then
+    File.foreach(saveFile) { |line| 
+      strippedLine = line.strip
+      fileHash[strippedLine] = strippedLine
+    }
+  end
+  fileHash
+end
+
+def backupSubFolder(pathToHbBackupFolder, pathToFolderToBackup)
+  command = "#{HB_BINARY} #{BACKUP_OPTION} #{pathToHbBackupFolder} \"#{pathToFolderToBackup}\""
+  puts "Executing command: #{command}"
+  sleep(5)
+  #system(command)
+end
+
+def getAllSubFolders(pathToRootDirectory, savedFolders)
+  currentDirectory = Dir.pwd
+  Dir.chdir(pathToRootDirectory)
+  allSubFolders = Dir.glob("*/").map{ |folder|
+    File.absolute_path(folder)
+  }.select{ |elem|
+    !(BLACK_LIST_DIRECTORIES.has_key?(elem)) && !(savedFolders.has_key?(elem))
+  }
+  Dir.chdir(currentDirectory)
+
+  allSubFolders
+end
+
+def backupRootFolder(pathToHbDirectory, pathToRootDirectory, pathToSaveFile)
+  savedFilesHash =  loadSavedFolders(pathToSaveFile)
+  getAllSubFolders(pathToRootDirectory, savedFilesHash).each{ |folder|
+    if !$GLOBAL_SHOULD_EXIT_AFTER_CURRENT_BACKUP then
+      backupSubFolder(pathToHbDirectory, folder)
+      savedFilesHash[folder] = folder
+    end
+  }
+
+  savedFilesHash
+end
+
+def main
+  if ARGV.size < 3 then
+      printHelp
+      exit
+  end
+
+  # Be careful with this signal handler--we need to signal that we should exit this process
+  # once we finish 
+  Signal.trap("INT") {
+    $GLOBAL_INTERRUPT_COUNT = $GLOBAL_INTERRUPT_COUNT + 1
+    if $GLOBAL_INTERRUPT_COUNT > 1 then
+      puts "Shutting down immediately!"
+      exit(1)
+    else
+      puts "Interrupt Signal Received. Shutting down after current backup is complete"
+      $GLOBAL_SHOULD_EXIT_AFTER_CURRENT_BACKUP = true
+    end
+  }
+
+  pathToHbDirectory = ARGV[0]
+  pathToRootDirectory = ARGV[1]
+  pathToSaveFile = ARGV[2]
+
+  savedFilesHash = backupRootFolder(pathToHbDirectory, pathToRootDirectory, pathToSaveFile)
+  saveBackedUpFolders(savedFilesHash, pathToSaveFile)
+end
+
+main