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Failover for Exchange 2007 current user alias retrieval: try to get it from the options page 

git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@425 3d1905a2-6b24-0410-a738-b14d5a86fcbd
This commit is contained in:
mguessan 2009-03-09 15:21:03 +00:00
parent 8ab20013a7
commit ba874940d8
1 changed files with 62 additions and 18 deletions
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80
src/java/davmail/exchange/ExchangeSession.java
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@ -292,11 +292,11 @@ public class ExchangeSession {
URL baseURL = new URL(mailBoxBaseHref);
mailPath = baseURL.getPath();
LOGGER.debug("Base href found in body, mailPath is " + mailPath);
buildEmail();
buildEmail(method.getPath());
LOGGER.debug("Current user email is " + email);
} else {
// failover for Exchange 2007 : build standard mailbox link with email
buildEmail();
buildEmail(method.getPath());
mailPath = "/exchange/" + email + "/";
LOGGER.debug("Current user email is " + email + ", mailPath is " + mailPath);
}
@ -1675,7 +1675,7 @@ public class ExchangeSession {
*/
protected String getAliasFromMailPath() throws IOException {
if (mailPath == null) {
throw new IOException("Empty mail path");
return null;
}
int index = mailPath.lastIndexOf("/", mailPath.length() - 2);
if (index >= 0 && mailPath.endsWith("/")) {
@ -1687,25 +1687,27 @@ public class ExchangeSession {
public String getEmail(String alias) throws IOException {
String emailResult = null;
GetMethod getMethod = new GetMethod("/public/?Cmd=galfind&AN=" + alias);
try {
int status = wdr.retrieveSessionInstance().executeMethod(getMethod);
if (status != HttpStatus.SC_OK) {
throw new IOException("Unable to get user email from: " + getMethod.getPath());
}
Map<String, Map<String, String>> results = XMLStreamUtil.getElementContentsAsMap(getMethod.getResponseBodyAsStream(), "item", "AN");
Map<String, String> result = results.get(alias.toLowerCase());
if (result != null) {
emailResult = result.get("EM");
}
if (alias != null) {
GetMethod getMethod = new GetMethod("/public/?Cmd=galfind&AN=" + alias);
try {
int status = wdr.retrieveSessionInstance().executeMethod(getMethod);
if (status != HttpStatus.SC_OK) {
throw new IOException("Unable to get user email from: " + getMethod.getPath());
}
Map<String, Map<String, String>> results = XMLStreamUtil.getElementContentsAsMap(getMethod.getResponseBodyAsStream(), "item", "AN");
Map<String, String> result = results.get(alias.toLowerCase());
if (result != null) {
emailResult = result.get("EM");
}
} finally {
getMethod.releaseConnection();
} finally {
getMethod.releaseConnection();
}
}
return emailResult;
}
public void buildEmail() throws IOException {
public void buildEmail(String methodPath) throws IOException {
// first try to get email from login name
email = getEmail(getAliasFromLogin());
// failover: use mailbox name as alias
@ -1713,8 +1715,50 @@ public class ExchangeSession {
email = getEmail(getAliasFromMailPath());
}
if (email == null) {
throw new IOException("Unable to get user email with alias " + getAliasFromLogin() + " or " + getAliasFromMailPath());
// failover : get email from Exchange 2007 Options page
email = getEmail(getAliasFromOptions(methodPath));
}
if (email == null) {
throw new IOException("Unable to get user email with alias " + getAliasFromLogin()
+ " or " + getAliasFromMailPath()
+ " or " + getAliasFromOptions(methodPath)
);
}
}
protected String getAliasFromOptions(String path) {
String result = null;
// get user mail URL from html body
BufferedReader optionsPageReader = null;
GetMethod optionsMethod = new GetMethod(path + "?ae=Options&t=About");
try {
wdr.retrieveSessionInstance().executeMethod(optionsMethod);
optionsPageReader = new BufferedReader(new InputStreamReader(optionsMethod.getResponseBodyAsStream()));
String line;
// find mailbox full name
final String MAILBOX_BASE = "cn=recipients/cn=";
//noinspection StatementWithEmptyBody
while ((line = optionsPageReader.readLine()) != null && line.toLowerCase().indexOf(MAILBOX_BASE) == -1) {
}
if (line != null) {
int start = line.toLowerCase().indexOf(MAILBOX_BASE) + MAILBOX_BASE.length();
int end = line.indexOf("<", start);
result = line.substring(start, end);
}
} catch (IOException e) {
LOGGER.error("Error parsing options page at " + optionsMethod.getPath());
} finally {
if (optionsPageReader != null) {
try {
optionsPageReader.close();
} catch (IOException e) {
LOGGER.error("Error parsing options page at " + optionsMethod.getPath());
}
}
optionsMethod.releaseConnection();
}
return result;
}
/**