From 06ae63123c94038b90153f4847de2c57c0193db8 Mon Sep 17 00:00:00 2001
From: Rafael Cavazin <rafaelcavazin@gmail.com>
Date: Sun, 27 Jan 2013 09:46:50 -0500
Subject: [PATCH] updating current development

---
 src/com/gitblit/RedmineUserService.java |  123 ++++++++++++++++++++++++++++++-----------
 1 files changed, 90 insertions(+), 33 deletions(-)

diff --git a/src/com/gitblit/RedmineUserService.java b/src/com/gitblit/RedmineUserService.java
index b890f21..9d571e3 100644
--- a/src/com/gitblit/RedmineUserService.java
+++ b/src/com/gitblit/RedmineUserService.java
@@ -9,7 +9,9 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.gitblit.Constants.AccountType;
 import com.gitblit.models.UserModel;
+import com.gitblit.utils.ArrayUtils;
 import com.gitblit.utils.ConnectionUtils;
 import com.gitblit.utils.StringUtils;
 import com.google.gson.Gson;
@@ -45,7 +47,7 @@
     public void setup(IStoredSettings settings) {
         this.settings = settings;
 
-        String file = settings.getString(Keys.realm.redmine.backingUserService, "users.conf");
+        String file = settings.getString(Keys.realm.redmine.backingUserService, "${baseFolder}/users.conf");
         File realmFile = GitBlit.getFileOrFolder(file);
 
         serviceImpl = createUserService(realmFile);
@@ -71,54 +73,110 @@
     public boolean supportsTeamMembershipChanges() {
         return false;
     }
+    
+	 @Override
+	protected AccountType getAccountType() {
+		return AccountType.REDMINE;
+	}
 
     @Override
     public UserModel authenticate(String username, char[] password) {
-        String urlText = this.settings.getString(Keys.realm.redmine.url, "");
-        if (!urlText.endsWith("/")) {
-            urlText.concat("/");
-        }
-        String apiKey = String.valueOf(password);
+		if (isLocalAccount(username)) {
+			// local account, bypass Redmine authentication
+			return super.authenticate(username, password);
+		}
 
+        String jsonString = null;
         try {
-            String jsonString = getCurrentUserAsJson(urlText, apiKey);
-
-            RedmineCurrent current = new Gson().fromJson(jsonString, RedmineCurrent.class);
-            String login = current.user.login;
-
-            boolean canAdmin = true;
-            // non admin user can not get login name
-            if (StringUtils.isEmpty(login)) {
-                canAdmin = false;
-                login = current.user.mail;
-            }
-
-            UserModel userModel = new UserModel(login);
-            userModel.canAdmin = canAdmin;
-            userModel.displayName = current.user.firstname + " " + current.user.lastname;
-            userModel.emailAddress = current.user.mail;
-            userModel.cookie = StringUtils.getSHA1(userModel.username + new String(password));
-
-            return userModel;
-        } catch (IOException e) {
-            logger.error("authenticate", e);
+        	// first attempt by username/password
+        	jsonString = getCurrentUserAsJson(username, password);
+        } catch (Exception e1) {
+        	logger.warn("Failed to authenticate via username/password against Redmine");
+        	try {
+        		// second attempt is by apikey
+        		jsonString = getCurrentUserAsJson(null, password);
+        		username = null;
+        	} catch (Exception e2) {
+        		logger.error("Failed to authenticate via apikey against Redmine", e2);
+        		return null;
+        	}
         }
-        return null;
+        
+        if (StringUtils.isEmpty(jsonString)) {
+        	logger.error("Received empty authentication response from Redmine");
+        	return null;
+        }
+        
+        RedmineCurrent current = null;
+        try {
+        	current = new Gson().fromJson(jsonString, RedmineCurrent.class);
+        } catch (Exception e) {
+        	logger.error("Failed to deserialize Redmine json response: " + jsonString, e);
+        	return null;
+        }
+
+        if (StringUtils.isEmpty(username)) {
+        	// if the username has been reset because of apikey authentication
+        	// then use the email address of the user. this is the original
+        	// behavior as contributed by github/mallowlabs
+        	username = current.user.mail;
+        }
+
+        UserModel user = getUserModel(username);
+        if (user == null)	// create user object for new authenticated user
+        	user = new UserModel(username.toLowerCase());
+
+        // create a user cookie
+        if (StringUtils.isEmpty(user.cookie) && !ArrayUtils.isEmpty(password)) {
+        	user.cookie = StringUtils.getSHA1(user.username + new String(password));
+        }
+
+        // update user attributes from Redmine
+        user.accountType = getAccountType();
+        user.displayName = current.user.firstname + " " + current.user.lastname;
+        user.emailAddress = current.user.mail;
+        user.password = ExternalAccount;
+        if (!StringUtils.isEmpty(current.user.login)) {
+        	// only admin users can get login name
+        	// evidently this is an undocumented behavior of Redmine
+        	user.canAdmin = true;
+        }
+
+        // TODO consider Redmine group mapping for team membership
+        // http://www.redmine.org/projects/redmine/wiki/Rest_Users
+
+        // push the changes to the backing user service
+        super.updateUserModel(user);
+
+        return user;
     }
 
-    private String getCurrentUserAsJson(String url, String apiKey) throws IOException {
+    private String getCurrentUserAsJson(String username, char [] password) throws IOException {
         if (testingJson != null) { // for testing
             return testingJson;
         }
 
-        String apiUrl = url + "users/current.json?key=" + apiKey;
-        HttpURLConnection http = (HttpURLConnection) ConnectionUtils.openConnection(apiUrl, null, null);
+        String url = this.settings.getString(Keys.realm.redmine.url, "");
+        if (!url.endsWith("/")) {
+        	url.concat("/");
+        }
+        HttpURLConnection http;
+        if (username == null) {
+        	// apikey authentication
+        	String apiKey = String.valueOf(password);
+        	String apiUrl = url + "users/current.json?key=" + apiKey;
+        	http = (HttpURLConnection) ConnectionUtils.openConnection(apiUrl, null, null);
+        } else {
+        	// username/password BASIC authentication
+        	String apiUrl = url + "users/current.json";
+        	http = (HttpURLConnection) ConnectionUtils.openConnection(apiUrl, username, password);
+        }
         http.setRequestMethod("GET");
         http.connect();
         InputStreamReader reader = new InputStreamReader(http.getInputStream());
         return IOUtils.toString(reader);
     }
-
+    
     /**
      * set json response. do NOT invoke from production code.
      * @param json json
@@ -126,5 +184,4 @@
     public void setTestingCurrentUserAsJson(String json) {
         this.testingJson = json;
     }
-
 }

--
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