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Using XDG for retrieving downloads dir on Linux/Mac.

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This commit is contained in:
Prototik 2014-05-07 15:16:12 +08:00
parent 492b2805bf
commit d80ab96714
1 changed files with 37 additions and 6 deletions
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43
common/buildcraft/BuildCraftBuilders.java
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@ -8,7 +8,9 @@
*/
package buildcraft;
import java.io.BufferedReader;
import java.io.File;
import java.io.InputStreamReader;
import net.minecraft.entity.item.EntityItemFrame;
import net.minecraft.entity.item.EntityMinecartChest;
@ -146,6 +148,8 @@ public class BuildCraftBuilders extends BuildCraftMod {
public static BlueprintDatabase serverDB;
public static BlueprintDatabase clientDB;
private static String downloadsDir;
@Mod.EventHandler
public void loadConfiguration(FMLPreInitializationEvent evt) {
File bptMainDir = new File(new File(evt.getModConfigurationDirectory(), "buildcraft"), "blueprints");
@ -166,8 +170,8 @@ public class BuildCraftBuilders extends BuildCraftMod {
// legacy beta BuildCraft
"\"$MINECRAFT" + File.separator + "config" + File.separator + "buildcraft" + File.separator
+ "blueprints" + File.separator + "client\"",
// default Windows download location
"\"$HOME" + File.separator + "Downloads\""
// default user's downloads location
"\"$DOWNLOADS\""
}
).getStringList().clone();
@ -192,14 +196,41 @@ public class BuildCraftBuilders extends BuildCraftMod {
clientDB.init(blueprintLibraryInput, blueprintLibraryOutput);
}
private static String getDownloadsDir() {
if (downloadsDir != null) {
return downloadsDir;
}
final String os = System.getProperty("os.name").toLowerCase();
if (os.contains("nix") || os.contains("lin") || os.contains("mac")) {
// Linux, Mac or other UNIX
// According XDG specification every user-specified folder can be localized
// or even moved to any destination, so we obtain real path with xdg-user-dir
try {
Process process = Runtime.getRuntime().exec(new String[] {"xdg-user-dir", "DOWNLOAD"});
BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream(), "utf-8"));
process.waitFor();
String line = reader.readLine().trim();
reader.close();
if (line.length() > 0) {
return downloadsDir = line;
}
} catch (Exception ignored) {
// Very bad, we have a error while obtaining xdg dir :(
// Just ignore, uses default dir
}
}
// Windows or unknown system
return downloadsDir = "$HOME" + File.separator + "Downloads";
}
private String replacePathVariables(String path) {
String result = path.replaceAll("\\$HOME", System.getProperty("user.home").replaceAll("\\\\", "\\\\\\\\"));
String result = path.replace("$DOWNLOADS", getDownloadsDir());
result = result.replace("$HOME", System.getProperty("user.home"));
if (Launch.minecraftHome == null) {
result = result.replaceAll("\\$MINECRAFT", new File(".").getAbsolutePath().replaceAll("\\\\", "\\\\\\\\"));
result = result.replace("$MINECRAFT", new File(".").getAbsolutePath());
} else {
result = result.replaceAll("\\$MINECRAFT",
Launch.minecraftHome.getAbsolutePath().replaceAll("\\\\", "\\\\\\\\"));
result = result.replace("$MINECRAFT", Launch.minecraftHome.getAbsolutePath());
}
return result;