4 files changed, 205 insertions, 0 deletions
diff --git a/src/com/p4square/grow/ccb/CCBUser.java b/src/com/p4square/grow/ccb/CCBUser.java
new file mode 100644
index 0000000..7313172
--- /dev/null
+++ b/src/com/p4square/grow/ccb/CCBUser.java
@@ -0,0 +1,37 @@
+package com.p4square.grow.ccb;
+
+import com.p4square.ccbapi.model.IndividualProfile;
+import org.restlet.security.User;
+
+/**
+ * CCBUser is an adapter between a CCB IndividualProfile and a Restlet User.
+ *
+ * Note: CCBUser prefixes the user's identifier with "CCB-". This is done to
+ *       ensure the identifier does not collide with identifiers from other
+ *       systems.
+ */
+public class CCBUser extends User {
+
+    private final IndividualProfile mProfile;
+
+    /**
+     * Wrap an IndividualProfile inside a User object.
+     *
+     * @param profile The CCB IndividualProfile for the user.
+     */
+    public CCBUser(final IndividualProfile profile) {
+        mProfile = profile;
+
+        setIdentifier("CCB-" + mProfile.getId());
+        setFirstName(mProfile.getFirstName());
+        setLastName(mProfile.getLastName());
+        setEmail(mProfile.getEmail());
+    }
+
+    /**
+     * @return The IndividualProfile of the user.
+     */
+    public IndividualProfile getProfile() {
+        return mProfile;
+    }
+}
diff --git a/src/com/p4square/grow/ccb/CCBUserVerifier.java b/src/com/p4square/grow/ccb/CCBUserVerifier.java
new file mode 100644
index 0000000..db10b75
--- /dev/null
+++ b/src/com/p4square/grow/ccb/CCBUserVerifier.java
@@ -0,0 +1,50 @@
+package com.p4square.grow.ccb;
+
+import com.p4square.ccbapi.CCBAPI;
+import com.p4square.ccbapi.model.GetIndividualProfilesRequest;
+import com.p4square.ccbapi.model.GetIndividualProfilesResponse;
+import org.apache.log4j.Logger;
+import org.restlet.Request;
+import org.restlet.Response;
+import org.restlet.security.Verifier;
+
+/**
+ * CCBUserVerifier authenticates a user through the CCB individual_profile_from_login_password API.
+ */
+public class CCBUserVerifier implements Verifier {
+    private static final Logger LOG = Logger.getLogger(CCBUserVerifier.class);
+
+    private final CCBAPI mAPI;
+
+    public CCBUserVerifier(final CCBAPI api) {
+        mAPI = api;
+    }
+
+    @Override
+    public int verify(Request request, Response response) {
+        if (request.getChallengeResponse() == null) {
+            return RESULT_MISSING; // no credentials
+        }
+
+        final String username = request.getChallengeResponse().getIdentifier();
+        final char[] password = request.getChallengeResponse().getSecret();
+
+        try {
+            GetIndividualProfilesResponse resp = mAPI.getIndividualProfiles(
+                    new GetIndividualProfilesRequest().withLoginPassword(username, password));
+
+            if (resp.getIndividuals().size() == 1) {
+                // Wrap the IndividualProfile up in an User and update the user on the request.
+                final CCBUser user = new CCBUser(resp.getIndividuals().get(0));
+                LOG.info("Successfully authenticated " + user.getIdentifier());
+                request.getClientInfo().setUser(user);
+                return RESULT_VALID;
+            }
+
+        } catch (Exception e) {
+            LOG.error("CCB API Exception: " + e, e);
+        }
+
+        return RESULT_INVALID; // Invalid credentials
+    }
+}
diff --git a/src/com/p4square/grow/ccb/ChurchCommunityBuilderIntegrationDriver.java b/src/com/p4square/grow/ccb/ChurchCommunityBuilderIntegrationDriver.java
new file mode 100644
index 0000000..3aeca2c
--- /dev/null
+++ b/src/com/p4square/grow/ccb/ChurchCommunityBuilderIntegrationDriver.java
@@ -0,0 +1,50 @@
+package com.p4square.grow.ccb;
+
+import com.codahale.metrics.MetricRegistry;
+import com.p4square.ccbapi.CCBAPI;
+import com.p4square.ccbapi.CCBAPIClient;
+import com.p4square.grow.config.Config;
+import com.p4square.grow.frontend.IntegrationDriver;
+import org.restlet.Context;
+import org.restlet.security.Verifier;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+
+/**
+ * The ChurchCommunityBuilderIntegrationDriver is used to integrate Grow with Church Community Builder.
+ */
+public class ChurchCommunityBuilderIntegrationDriver implements IntegrationDriver {
+
+    private final Context mContext;
+    private final MetricRegistry mMetricRegistry;
+    private final Config mConfig;
+
+    private final CCBAPI mAPI;
+
+    public ChurchCommunityBuilderIntegrationDriver(final Context context) {
+        mContext = context;
+        mConfig = (Config) context.getAttributes().get("com.p4square.grow.config");
+        mMetricRegistry = (MetricRegistry) context.getAttributes().get("com.p4square.grow.metrics");
+
+        try {
+            CCBAPI api = new CCBAPIClient(new URI(mConfig.getString("CCBAPIURL", "")),
+                                          mConfig.getString("CCBAPIUser", ""),
+                                          mConfig.getString("CCBAPIPassword", ""));
+
+            if (mMetricRegistry != null) {
+                api = new MonitoredCCBAPI(api, mMetricRegistry);
+            }
+
+            mAPI = api;
+
+        } catch (URISyntaxException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    public Verifier newUserAuthenticationVerifier() {
+        return new CCBUserVerifier(mAPI);
+    }
+}
diff --git a/src/com/p4square/grow/ccb/MonitoredCCBAPI.java b/src/com/p4square/grow/ccb/MonitoredCCBAPI.java
new file mode 100644
index 0000000..6903460
--- /dev/null
+++ b/src/com/p4square/grow/ccb/MonitoredCCBAPI.java
@@ -0,0 +1,68 @@
+package com.p4square.grow.ccb;
+
+import com.codahale.metrics.MetricRegistry;
+import com.codahale.metrics.Timer;
+import com.p4square.ccbapi.CCBAPI;
+import com.p4square.ccbapi.model.GetCustomFieldLabelsResponse;
+import com.p4square.ccbapi.model.GetIndividualProfilesRequest;
+import com.p4square.ccbapi.model.GetIndividualProfilesResponse;
+
+import java.io.IOException;
+
+/**
+ * MonitoredCCBAPI is a CCBAPI decorator which records metrics for each API call.
+ */
+public class MonitoredCCBAPI implements CCBAPI {
+
+    private final CCBAPI mAPI;
+    private final MetricRegistry mMetricRegistry;
+
+    public MonitoredCCBAPI(final CCBAPI api, final MetricRegistry metricRegistry) {
+        if (api == null) {
+            throw new IllegalArgumentException("api must not be null.");
+        }
+        mAPI = api;
+
+        if (metricRegistry == null) {
+            throw new IllegalArgumentException("metricRegistry must not be null.");
+        }
+        mMetricRegistry = metricRegistry;
+    }
+
+    @Override
+    public GetCustomFieldLabelsResponse getCustomFieldLabels() throws IOException {
+        final Timer.Context timer = mMetricRegistry.timer("CCBAPI.getCustomFieldLabels.time").time();
+        boolean success = false;
+        try {
+            final GetCustomFieldLabelsResponse resp = mAPI.getCustomFieldLabels();
+            success = true;
+            return resp;
+        } finally {
+            timer.stop();
+            mMetricRegistry.counter("CCBAPI.getCustomFieldLabels.success").inc(success ? 1 : 0);
+            mMetricRegistry.counter("CCBAPI.getCustomFieldLabels.failure").inc(!success ? 1 : 0);
+        }
+    }
+
+    @Override
+    public GetIndividualProfilesResponse getIndividualProfiles(GetIndividualProfilesRequest request)
+            throws IOException {
+        final Timer.Context timer = mMetricRegistry.timer("CCBAPI.getIndividualProfiles").time();
+        boolean success = false;
+        try {
+            final GetIndividualProfilesResponse resp = mAPI.getIndividualProfiles(request);
+            mMetricRegistry.counter("CCBAPI.getCustomFieldLabels.count").inc(resp.getIndividuals().size());
+            success = true;
+            return resp;
+        } finally {
+            timer.stop();
+            mMetricRegistry.counter("CCBAPI.getCustomFieldLabels.success").inc(success ? 1 : 0);
+            mMetricRegistry.counter("CCBAPI.getCustomFieldLabels.failure").inc(!success ? 1 : 0);
+        }
+    }
+
+    @Override
+    public void close() throws IOException {
+        mAPI.close();
+    }
+}