src/main/java/eu/svjatoslav/instantlauncher/configuration/ConfigurationManager.java

   1 package eu.svjatoslav.instantlauncher.configuration;
   2
   3 import com.esotericsoftware.yamlbeans.YamlConfig;
   4 import com.esotericsoftware.yamlbeans.YamlReader;
   5 import com.esotericsoftware.yamlbeans.YamlWriter;
   6
   7 import java.io.*;
   8 import java.util.HashSet;
   9
  10 public class ConfigurationManager {
  11
  12     private static final String CONFIG_FILE_NAME = ".instantlauncher";
  13     private Configuration configuration;
  14
  15     public ConfigurationManager() throws IOException {
  16         initConfig();
  17     }
  18
  19     public Configuration getConfiguration() {
  20         return configuration;
  21     }
  22
  23     private File getPropertiesFile() {
  24         return new File(System.getProperty("user.home") + "/" + CONFIG_FILE_NAME);
  25     }
  26
  27
  28     private void initConfig() throws IOException {
  29         final File propertiesFile = getPropertiesFile();
  30         if (!propertiesFile.exists()) {
  31             initDefaultConfiguration();
  32         } else
  33             loadConfigFile(propertiesFile);
  34     }
  35
  36     private void loadConfigFile(File propertiesFile) throws IOException {
  37         YamlReader reader = new YamlReader(new FileReader(propertiesFile));
  38         configureYaml(reader.getConfig());
  39         configuration = reader.read(Configuration.class);
  40         if (configuration == null)
  41             initDefaultConfiguration();
  42     }
  43
  44     private void saveConfigFile() throws IOException {
  45         YamlWriter writer = new YamlWriter(new FileWriter(getPropertiesFile()));
  46         configureYaml(writer.getConfig());
  47         writer.write(configuration);
  48         writer.close();
  49     }
  50
  51     private void configureYaml(YamlConfig config) {
  52         config.setClassTag("configuration",  Configuration.class);
  53         config.setPropertyElementType(Configuration.class, "fileAssociations", FileAssociation.class);
  54     }
  55
  56     private void registerFileAssociation(String fileRegex, String command) {
  57         FileAssociation association = new FileAssociation(fileRegex, command);
  58         configuration.fileAssociations.add(association);
  59     }
  60
  61     private void initDefaultConfiguration() throws IOException {
  62         configuration = new Configuration();
  63         configuration.fileAssociations = new HashSet<>();
  64
  65         configuration.navigationRootPath = System.getProperty("user.home") + "/";
  66         configuration.directoryOpenCommand = "nautilus -w {file}";
  67         configuration.directoryTerminalOpenCommand = "gnome-terminal --working-directory={file}";
  68
  69         registerFileAssociation(".*\\.jpeg$", "eog {file}");
  70         registerFileAssociation(".*\\.jpg$", "eog {file}");
  71         registerFileAssociation(".*\\.png$", "eog {file}");
  72         registerFileAssociation(".*\\.txt$", "emacs {file}");
  73         registerFileAssociation(".*\\.org$", "emacs {file}");
  74         registerFileAssociation(".*\\.avi$", "vlc {file}");
  75         registerFileAssociation(".*\\.mp4$", "vlc {file}");
  76         registerFileAssociation(".*\\.mkv$", "vlc {file}");
  77
  78         saveConfigFile();
  79     }
  80 }