X-Git-Url: https://code.wpia.club/?p=gigi.git;a=blobdiff_plain;f=src%2Forg%2Fcacert%2Fgigi%2Femail%2FEmailProvider.java;fp=src%2Forg%2Fcacert%2Fgigi%2Femail%2FEmailProvider.java;h=0000000000000000000000000000000000000000;hp=c053caf8151cc7278c61adc092812c8bfa47ac78;hb=bccd4cc0dba0f89aa045b113bac46eb8cc1dab4e;hpb=c9ed09f0007fc2c813815be927a5a24b23dab83c

diff --git a/src/org/cacert/gigi/email/EmailProvider.java b/src/org/cacert/gigi/email/EmailProvider.java
deleted file mode 100644
index c053caf8..00000000
--- a/src/org/cacert/gigi/email/EmailProvider.java
+++ /dev/null
@@ -1,224 +0,0 @@
-package org.cacert.gigi.email;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.OutputStreamWriter;
-import java.io.PrintWriter;
-import java.net.Socket;
-import java.security.GeneralSecurityException;
-import java.security.Key;
-import java.security.PrivateKey;
-import java.security.cert.Certificate;
-import java.security.cert.X509Certificate;
-import java.util.Arrays;
-import java.util.Comparator;
-import java.util.Properties;
-import java.util.regex.Pattern;
-
-import javax.naming.NamingException;
-import javax.net.ssl.SSLSocketFactory;
-
-import org.cacert.gigi.crypto.SMIME;
-import org.cacert.gigi.database.GigiPreparedStatement;
-import org.cacert.gigi.util.DNSUtil;
-import org.cacert.gigi.util.DomainAssessment;
-import org.cacert.gigi.util.SystemKeywords;
-
-public abstract class EmailProvider {
-
-    public abstract void sendMail(String to, String subject, String message, String replyto, String toname, String fromname, String errorsto, boolean extra) throws IOException;
-
-    private static EmailProvider instance;
-
-    private X509Certificate c;
-
-    private PrivateKey k;
-
-    protected void init(Certificate c, Key k) {
-        this.c = (X509Certificate) c;
-        this.k = (PrivateKey) k;
-    }
-
-    protected final void sendSigned(String contents, PrintWriter output) throws IOException, GeneralSecurityException {
-        if (k == null || c == null) {
-            output.print(contents);
-        } else {
-            SMIME.smime(contents, k, c, output);
-        }
-    }
-
-    public static EmailProvider getInstance() {
-        return instance;
-    }
-
-    protected static void setInstance(EmailProvider instance) {
-        EmailProvider.instance = instance;
-    }
-
-    public static void initSystem(Properties conf, Certificate cert, Key pk) {
-        try {
-            Class<?> c = Class.forName(conf.getProperty("emailProvider"));
-            EmailProvider ep = (EmailProvider) c.getDeclaredConstructor(Properties.class).newInstance(conf);
-            ep.init(cert, pk);
-            instance = ep;
-        } catch (ReflectiveOperationException e) {
-            e.printStackTrace();
-        }
-    }
-
-    public static final String OK = "OK";
-
-    public static final String FAIL = "FAIL";
-
-    private static final String MAIL_P_RFC_WORD = "[A-Za-z0-9\\+\\.!#$%&'*/=?^_`|~{}-]+";
-
-    private static final String MAIL_P_RFC_LOCAL = MAIL_P_RFC_WORD + "(?:\\." + MAIL_P_RFC_WORD + ")*";
-
-    private static final String MAIL_P_RFC_LABEL = "(?!(?!xn)..--|-)(?:[A-Za-z0-9-]+)(?<!-)";
-
-    private static final String MAIL_P_RFC_ADDRESS = MAIL_P_RFC_LOCAL + "@(?:" + MAIL_P_RFC_LABEL + "\\.)+" + MAIL_P_RFC_LABEL + "\\.?";
-
-    private static final Pattern MAIL_LOCAL = Pattern.compile("^" + MAIL_P_RFC_LOCAL + "$");
-
-    private static final Pattern MAIL_ADDRESS = Pattern.compile("^" + MAIL_P_RFC_ADDRESS + "$");
-
-    public String checkEmailServer(int forUid, String address) throws IOException {
-        if (isValidMailAddress(address)) {
-            String[] parts = address.split("@", 2);
-            String domain = parts[1];
-
-            String[] mxhosts;
-            try {
-                mxhosts = DNSUtil.getMXEntries(domain);
-            } catch (NamingException e1) {
-                return "MX lookup for your hostname failed.";
-            }
-            sortMX(mxhosts);
-
-            for (String host : mxhosts) {
-                host = host.split(" ", 2)[1];
-                if (host.endsWith(".")) {
-                    host = host.substring(0, host.length() - 1);
-                } else {
-                    return "Strange MX records.";
-                }
-                try (Socket s = new Socket(host, 25);
-                        BufferedReader br0 = new BufferedReader(new InputStreamReader(s.getInputStream(), "UTF-8"));//
-                        PrintWriter pw0 = new PrintWriter(new OutputStreamWriter(s.getOutputStream(), "UTF-8"))) {
-                    BufferedReader br = br0;
-                    PrintWriter pw = pw0;
-                    String line;
-                    if ( !SendMail.readSMTPResponse(br, 220)) {
-                        continue;
-                    }
-
-                    pw.print("EHLO " + SystemKeywords.SMTP_NAME + "\r\n");
-                    pw.flush();
-                    boolean starttls = false;
-                    do {
-                        line = br.readLine();
-                        if (line == null) {
-                            break;
-                        }
-                        starttls |= line.substring(4).equals("STARTTLS");
-                    } while (line.startsWith("250-"));
-                    if (line == null || !line.startsWith("250 ")) {
-                        continue;
-                    }
-
-                    if (starttls) {
-                        pw.print("STARTTLS\r\n");
-                        pw.flush();
-                        if ( !SendMail.readSMTPResponse(br, 220)) {
-                            continue;
-                        }
-                        Socket s1 = ((SSLSocketFactory) SSLSocketFactory.getDefault()).createSocket(s, host, 25, true);
-                        br = new BufferedReader(new InputStreamReader(s1.getInputStream(), "UTF-8"));
-                        pw = new PrintWriter(new OutputStreamWriter(s1.getOutputStream(), "UTF-8"));
-                        pw.print("EHLO " + SystemKeywords.SMTP_NAME + "\r\n");
-                        pw.flush();
-                        if ( !SendMail.readSMTPResponse(br, 250)) {
-                            continue;
-                        }
-                    }
-
-                    pw.print("MAIL FROM: <" + SystemKeywords.SMTP_PSEUDO_FROM + ">\r\n");
-                    pw.flush();
-
-                    if ( !SendMail.readSMTPResponse(br, 250)) {
-                        continue;
-                    }
-                    pw.print("RCPT TO: <" + address + ">\r\n");
-                    pw.flush();
-
-                    if ( !SendMail.readSMTPResponse(br, 250)) {
-                        continue;
-                    }
-                    pw.print("QUIT\r\n");
-                    pw.flush();
-                    if ( !SendMail.readSMTPResponse(br, 221)) {
-                        continue;
-                    }
-
-                    try (GigiPreparedStatement statmt = new GigiPreparedStatement("INSERT INTO `emailPinglog` SET `when`=NOW(), `email`=?, `result`=?, `uid`=?, `type`='fast', `status`='success'::`pingState`")) {
-                        statmt.setString(1, address);
-                        statmt.setString(2, line);
-                        statmt.setInt(3, forUid);
-                        statmt.execute();
-                    }
-
-                    if (line == null || !line.startsWith("250")) {
-                        return line;
-                    } else {
-                        return OK;
-                    }
-                }
-
-            }
-        }
-        try (GigiPreparedStatement statmt = new GigiPreparedStatement("INSERT INTO `emailPinglog` SET `when`=NOW(), `email`=?, `result`=?, `uid`=?, `type`='fast'::`emailPingType`, `status`='failed'::`pingState`")) {
-            statmt.setString(1, address);
-            statmt.setString(2, "Failed to make a connection to the mail server");
-            statmt.setInt(3, forUid);
-            statmt.execute();
-        }
-        return FAIL;
-    }
-
-    private static void sortMX(String[] mxhosts) {
-        Arrays.sort(mxhosts, new Comparator<String>() {
-
-            @Override
-            public int compare(String o1, String o2) {
-                int i1 = Integer.parseInt(o1.split(" ")[0]);
-                int i2 = Integer.parseInt(o2.split(" ")[0]);
-                return Integer.compare(i1, i2);
-            }
-        });
-    }
-
-    public static boolean isValidMailAddress(String address) {
-        if ( !MAIL_ADDRESS.matcher(address).matches()) {
-            return false;
-        }
-
-        String[] parts = address.split("@", 2);
-
-        String local = parts[0];
-        String domain = parts[1];
-
-        if ( !MAIL_LOCAL.matcher(local).matches()) {
-            return false;
-        }
-
-        for (String domainPart : domain.split("\\.", -1)) {
-            if ( !DomainAssessment.isValidDomainPart(domainPart)) {
-                return false;
-            }
-        }
-
-        return true;
-    }
-
-}