diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/Purger.java | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/tools/Purger.java b/tools/Purger.java new file mode 100644 index 00000000..af79d022 --- /dev/null +++ b/tools/Purger.java @@ -0,0 +1,161 @@ +/*
+ * Purger (c) 2006 Eugenio Favalli
+ * License: GPL, v2 or later
+ */
+
+import java.io.*;
+import java.text.*;
+import java.util.*;
+
+ public class Purger {
+
+ public static void main(String[] args) {
+ if (args.length != 2) {
+ System.out.println(
+ "Usage: java Purger <folder> <date>\n" +
+ " - folder: is the path to account.txt and athena.txt files.\n" +
+ " - date: accounts created before this date will be purged (dd/mm/yy).");
+ return;
+ }
+
+ int accounts = 0;
+ int characters = 0;
+ int deletedCharacters = 0;
+ Vector activeAccounts = new Vector();
+
+ File oldAccount = new File(args[0] + "account.txt");
+ File oldAthena = new File(args[0] + "athena.txt");
+ File newAccount = new File(args[0] + "account.txt.new");
+ File newAthena = new File(args[0] + "athena.txt.new");
+
+ DateFormat dateFormat = new SimpleDateFormat("dd/MM/yy");
+ Date purgeDate;
+ try {
+ purgeDate = dateFormat.parse(args[1]);
+ }
+ catch (ParseException e) {
+ System.out.println("ERROR: Wrong date format.");
+ return;
+ }
+
+ String line;
+
+ // Remove accounts
+ try {
+ FileInputStream fin = new FileInputStream(oldAccount);
+ BufferedReader input = new BufferedReader(
+ new InputStreamReader(fin));
+ FileOutputStream fout = new FileOutputStream(newAccount);
+ PrintStream output = new PrintStream(fout);
+
+ while ((line = input.readLine()) != null) {
+ boolean copy = false;
+ String[] fields = line.split("\t");
+ // Check if we're reading a comment or the last line
+ if (line.substring(0, 2).equals("//") || fields[1].charAt(0) == '%') {
+ copy = true;
+ }
+ else {
+ // Server accounts should not be purged
+ if (!fields[4].equals("S")) {
+ accounts++;
+ dateFormat = new SimpleDateFormat("yyyy-MM-dd");
+ try {
+ Date date = dateFormat.parse(fields[3]);
+ if (date.after(purgeDate)) {
+ activeAccounts.add(fields[0]);
+ copy = true;
+ }
+ }
+ catch (ParseException e) {
+ System.out.println(
+ "ERROR: Wrong date format in account.txt. ("
+ + accounts + ": " + line + ")");
+ //return;
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ return;
+ }
+ }
+ else {
+ copy = true;
+ }
+ }
+ if (copy) {
+ try {
+ output.println(line);
+ }
+ catch (Exception e) {
+ System.err.println("ERROR: Unable to write file.");
+ }
+ }
+ }
+ input.close();
+ output.close();
+ }
+ catch (FileNotFoundException e ) {
+ System.out.println(
+ "ERROR: file " + oldAccount.getAbsolutePath() + " not found.");
+ return;
+ }
+ catch (Exception e) {
+ System.out.println("ERROR: unable to process account.txt");
+ e.printStackTrace();
+ return;
+ }
+
+ System.out.println(
+ "Removed " + (accounts - activeAccounts.size()) + "/" +
+ accounts + " accounts.");
+
+ // Remove characters
+ try {
+ FileInputStream fin = new FileInputStream(oldAthena);
+ BufferedReader input = new BufferedReader(
+ new InputStreamReader(fin));
+ FileOutputStream fout = new FileOutputStream(newAthena);
+ PrintStream output = new PrintStream(fout);
+
+ while ((line = input.readLine()) != null) {
+ boolean copy = false;
+ String[] fields = line.split("\t");
+ // Check if we're reading a comment or the last line
+ if (line.substring(0, 2).equals("//")
+ || fields[1].charAt(0) == '%') {
+ copy = true;
+ }
+ else {
+ characters++;
+ String id = fields[1].substring(0, fields[1].indexOf(','));
+ if (activeAccounts.contains(id)) {
+ copy = true;
+ }
+ else {
+ deletedCharacters++;
+ }
+ }
+ if (copy) {
+ output.println(line);
+ }
+ }
+ input.close();
+ output.close();
+ }
+ catch (FileNotFoundException e ) {
+ System.out.println(
+ "ERROR: file " + oldAthena.getAbsolutePath() + " not found.");
+ return;
+ }
+ catch (Exception e) {
+ System.out.println("ERROR: unable to process athena.txt");
+ e.printStackTrace();
+ return;
+ }
+
+ System.out.println(
+ "Removed " + deletedCharacters + "/"
+ + characters + " characters.");
+ }
+
+}
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