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

   1 /*
   2  * Instantlauncher. Copyright ©2012-2019, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of version 3 of the GNU Lesser General Public License
   6  * or later as published by the Free Software Foundation.
   7  */
   8
   9 package eu.svjatoslav.instantlauncher.configuration;
  10
  11 import com.esotericsoftware.yamlbeans.YamlConfig;
  12 import com.esotericsoftware.yamlbeans.YamlReader;
  13 import com.esotericsoftware.yamlbeans.YamlWriter;
  14
  15 import java.io.*;
  16 import java.util.HashSet;
  17
  18 public class ConfigurationManager {
  19
  20     private static final String CONFIG_FILE_NAME = ".instantlauncher";
  21     private Configuration configuration;
  22
  23     public ConfigurationManager() throws IOException {
  24         initConfig();
  25     }
  26
  27     public Configuration getConfiguration() {
  28         return configuration;
  29     }
  30
  31     private File getPropertiesFile() {
  32         return new File(System.getProperty("user.home") + "/" + CONFIG_FILE_NAME);
  33     }
  34
  35
  36     private void initConfig() throws IOException {
  37         final File propertiesFile = getPropertiesFile();
  38         if (!propertiesFile.exists()) {
  39             initDefaultConfiguration();
  40         } else
  41             loadConfigFile(propertiesFile);
  42     }
  43
  44     private void loadConfigFile(File propertiesFile) throws IOException {
  45         YamlReader reader = new YamlReader(new FileReader(propertiesFile));
  46         configureYaml(reader.getConfig());
  47         configuration = reader.read(Configuration.class);
  48         if (configuration == null)
  49             initDefaultConfiguration();
  50     }
  51
  52     private void saveConfigFile() throws IOException {
  53         YamlWriter writer = new YamlWriter(new FileWriter(getPropertiesFile()));
  54         configureYaml(writer.getConfig());
  55         writer.write(configuration);
  56         writer.close();
  57     }
  58
  59     private void configureYaml(YamlConfig config) {
  60         config.setClassTag("configuration",  Configuration.class);
  61         config.setPropertyElementType(Configuration.class, "fileAssociations", FileAssociation.class);
  62     }
  63
  64     private void registerFileAssociation(String fileRegex, String command) {
  65         FileAssociation association = new FileAssociation(fileRegex, command);
  66         configuration.fileAssociations.add(association);
  67     }
  68
  69     private void initDefaultConfiguration() throws IOException {
  70         configuration = new Configuration();
  71         configuration.fileAssociations = new HashSet<>();
  72
  73         configuration.navigationRootPath = System.getProperty("user.home") + "/";
  74         configuration.directoryOpenCommand = "nautilus -w {file}";
  75         configuration.directoryTerminalOpenCommand = "gnome-terminal --working-directory={file}";
  76
  77         registerFileAssociation(".*\\.jpeg$", "eog {file}");
  78         registerFileAssociation(".*\\.jpg$", "eog {file}");
  79         registerFileAssociation(".*\\.png$", "eog {file}");
  80         registerFileAssociation(".*\\.txt$", "emacs {file}");
  81         registerFileAssociation(".*\\.org$", "emacs {file}");
  82         registerFileAssociation(".*\\.avi$", "vlc {file}");
  83         registerFileAssociation(".*\\.mp4$", "vlc {file}");
  84         registerFileAssociation(".*\\.mkv$", "vlc {file}");
  85
  86         saveConfigFile();
  87     }
  88 }