From 9a8323b26bbd69345210626b7071c36725eb52ae Mon Sep 17 00:00:00 2001
From: mguessan <mguessan@3d1905a2-6b24-0410-a738-b14d5a86fcbd>
Date: Tue, 13 Jul 2010 07:53:39 +0000
Subject: [PATCH] Carddav: decode multiline values

git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@1181 3d1905a2-6b24-0410-a738-b14d5a86fcbd
---
 .../davmail/exchange/ExchangeSession.java     | 44 ++++++++++++++++---
 src/java/davmail/exchange/VCardReader.java    |  5 ---
 2 files changed, 39 insertions(+), 10 deletions(-)

diff --git a/src/java/davmail/exchange/ExchangeSession.java b/src/java/davmail/exchange/ExchangeSession.java
index ff85f26f..e1c56b57 100644
--- a/src/java/davmail/exchange/ExchangeSession.java
+++ b/src/java/davmail/exchange/ExchangeSession.java
@@ -648,7 +648,7 @@ public abstract class ExchangeSession {
         protected MultiCondition(Operator operator, Condition... conditions) {
             this.operator = operator;
             this.conditions = new ArrayList<Condition>();
-            for (Condition condition:conditions) {
+            for (Condition condition : conditions) {
                 if (condition != null) {
                     this.conditions.add(condition);
                 }
@@ -914,12 +914,12 @@ public abstract class ExchangeSession {
         // remove visible recipients from list
         Set<String> visibleRecipients = new HashSet<String>();
         Address[] recipients = mimeMessage.getAllRecipients();
-        for (Address address:recipients) {
+        for (Address address : recipients) {
             visibleRecipients.add(address.toString());
         }
         for (String recipient : rcptToRecipients) {
             if (!visibleRecipients.contains(recipient)) {
-                 mimeMessage.addRecipient(javax.mail.Message.RecipientType.BCC, new InternetAddress(recipient));
+                mimeMessage.addRecipient(javax.mail.Message.RecipientType.BCC, new InternetAddress(recipient));
             }
         }
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
@@ -2001,7 +2001,7 @@ public abstract class ExchangeSession {
                         result.writeLine(line);
                         // append missing method
                         if (method == null) {
-                             result.writeLine("METHOD:PUBLISH");
+                            result.writeLine("METHOD:PUBLISH");
                         }
                         continue;
                     }
@@ -2682,7 +2682,41 @@ public abstract class ExchangeSession {
 
     protected ItemResult createOrUpdateContact(String folderPath, String itemName, String itemBody, String etag, String noneMatch) throws IOException {
         // parse VCARD body to build contact property map
-        Map<String, String> properties = new HashMap<String, String>();
+        Map<String, String> properties = new HashMap<String, String>() {
+
+            @Override
+            public String put(String key, String value) {
+                String currentValue = get(key);
+                super.put(key, decodeValue(key, value));
+                return currentValue;
+            }
+
+            private String decodeValue(String key, String value) {
+                if (value == null || (value.indexOf('\\') < 0 && value.indexOf(',') < 0)) {
+                    return value;
+                } else {
+                    // decode value
+                    StringBuilder decodedValue = new StringBuilder();
+                    for (int i = 0; i < value.length(); i++) {
+                        char c = value.charAt(i);
+                        if (c == '\\') {
+                            //noinspection AssignmentToForLoopParameter
+                            c = value.charAt(++i);
+                            if (c == 'n') {
+                                c = '\n';
+                            } else if (c == 'r') {
+                                c = '\r';
+                            }
+                        } else if (c == ',' && !"description".equals(key)) {
+                            // convert multiple values to multiline values (e.g. street)
+                            c = '\n';
+                        }
+                        decodedValue.append(c);
+                    }
+                    return decodedValue.toString();
+                }
+            }
+        };
         properties.put("outlookmessageclass", "IPM.Contact");
 
         VCardReader reader = new VCardReader(new StringReader(itemBody));
diff --git a/src/java/davmail/exchange/VCardReader.java b/src/java/davmail/exchange/VCardReader.java
index 3cf3cf62..0a67f167 100644
--- a/src/java/davmail/exchange/VCardReader.java
+++ b/src/java/davmail/exchange/VCardReader.java
@@ -176,12 +176,7 @@ public class VCardReader extends ICSBufferedReader {
                     if (currentChar == ';') {
                         property.addValue(line.substring(startIndex, i));
                         startIndex = i + 1;
-                    } else if (currentChar == '\\') {
-                        state = State.BACKSLASH;
                     }
-                    // BACKSLASH state
-                } else {
-                    state = State.VALUE;
                 }
             }
             property.addValue(line.substring(startIndex));