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From btell...@apache.org
Subject [3/3] james-project git commit: MAILET-159 Implement HasHeaderWithPrefix
Date Thu, 10 Aug 2017 11:26:12 GMT
MAILET-159 Implement HasHeaderWithPrefix


Project: http://git-wip-us.apache.org/repos/asf/james-project/repo
Commit: http://git-wip-us.apache.org/repos/asf/james-project/commit/08090425
Tree: http://git-wip-us.apache.org/repos/asf/james-project/tree/08090425
Diff: http://git-wip-us.apache.org/repos/asf/james-project/diff/08090425

Branch: refs/heads/master
Commit: 080904254dff29cad0dcfd263ce253122a38015f
Parents: f348889
Author: benwa <btellier@linagora.com>
Authored: Thu Aug 10 11:58:11 2017 +0700
Committer: benwa <btellier@linagora.com>
Committed: Thu Aug 10 18:25:37 2017 +0700

----------------------------------------------------------------------
 .../transport/matchers/HasHeaderWithPrefix.java |  69 +++++++++
 .../matchers/HasHeaderWithPrefixTest.java       | 149 +++++++++++++++++++
 2 files changed, 218 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/james-project/blob/08090425/mailet/standard/src/main/java/org/apache/james/transport/matchers/HasHeaderWithPrefix.java
----------------------------------------------------------------------
diff --git a/mailet/standard/src/main/java/org/apache/james/transport/matchers/HasHeaderWithPrefix.java
b/mailet/standard/src/main/java/org/apache/james/transport/matchers/HasHeaderWithPrefix.java
new file mode 100644
index 0000000..05ee715
--- /dev/null
+++ b/mailet/standard/src/main/java/org/apache/james/transport/matchers/HasHeaderWithPrefix.java
@@ -0,0 +1,69 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+package org.apache.james.transport.matchers;
+
+import java.util.Collection;
+import java.util.List;
+
+import javax.mail.Header;
+import javax.mail.MessagingException;
+
+import org.apache.james.transport.mailets.utils.MimeMessageUtils;
+import org.apache.mailet.Mail;
+import org.apache.mailet.MailAddress;
+import org.apache.mailet.base.GenericMatcher;
+
+import com.google.common.base.Strings;
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Matches emails with headers having a given prefix.
+ *
+ * If a header with the given prefix is found, all recipients will be matched. Otherwise,
no recipient in returned.
+ *
+ * use: <pre><code>&lt;mailet match="HasHeaderWithPrefix=PREFIX" class="..."
/&gt;</code></pre>
+ */
+public class HasHeaderWithPrefix extends GenericMatcher {
+
+    private String prefix;
+
+    @Override
+    public void init() throws MessagingException {
+        prefix = getCondition();
+        if (Strings.isNullOrEmpty(prefix)) {
+            throw new MessagingException("Expecting prefix not to be empty or null with RemoveMimeHeaderByPrefix");
+        }
+    }
+
+    public String getMatcherInfo() {
+        return "HasHeaderWithPrefix Matcher";
+    }
+
+    @Override
+    public Collection<MailAddress> match(Mail mail) throws MessagingException {
+        List<Header> headers = new MimeMessageUtils(mail.getMessage()).toHeaderList();
+        for (Header header: headers) {
+            if (header.getName().startsWith(prefix)) {
+                return mail.getRecipients();
+            }
+        }
+        return ImmutableList.of();
+    }
+}

http://git-wip-us.apache.org/repos/asf/james-project/blob/08090425/mailet/standard/src/test/java/org/apache/james/transport/matchers/HasHeaderWithPrefixTest.java
----------------------------------------------------------------------
diff --git a/mailet/standard/src/test/java/org/apache/james/transport/matchers/HasHeaderWithPrefixTest.java
b/mailet/standard/src/test/java/org/apache/james/transport/matchers/HasHeaderWithPrefixTest.java
new file mode 100644
index 0000000..90f2978
--- /dev/null
+++ b/mailet/standard/src/test/java/org/apache/james/transport/matchers/HasHeaderWithPrefixTest.java
@@ -0,0 +1,149 @@
+/****************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one   *
+ * or more contributor license agreements.  See the NOTICE file *
+ * distributed with this work for additional information        *
+ * regarding copyright ownership.  The ASF licenses this file   *
+ * to you under the Apache License, Version 2.0 (the            *
+ * "License"); you may not use this file except in compliance   *
+ * with the License.  You may obtain a copy of the License at   *
+ *                                                              *
+ *   http://www.apache.org/licenses/LICENSE-2.0                 *
+ *                                                              *
+ * Unless required by applicable law or agreed to in writing,   *
+ * software distributed under the License is distributed on an  *
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
+ * KIND, either express or implied.  See the License for the    *
+ * specific language governing permissions and limitations      *
+ * under the License.                                           *
+ ****************************************************************/
+
+
+package org.apache.james.transport.matchers;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import javax.mail.MessagingException;
+
+import org.apache.mailet.Mail;
+import org.apache.mailet.Matcher;
+import org.apache.mailet.base.MailAddressFixture;
+import org.apache.mailet.base.test.FakeMail;
+import org.apache.mailet.base.test.FakeMatcherConfig;
+import org.apache.mailet.base.test.MimeMessageBuilder;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+public class HasHeaderWithPrefixTest {
+    private static final String PREFIX = "X-OPENPAAS-";
+    private static final String HEADER_NAME_PREFIX_1 = "X-OPENPAAS-FEATURE-A";
+    private static final String HEADER_NAME_NO_PREFIX = "X-OTHER-BUSINESS";
+
+    private Matcher matcher;
+
+    @Rule
+    public ExpectedException expectedException = ExpectedException.none();
+
+    @Before
+    public void setUp() throws Exception {
+        matcher = new HasHeaderWithPrefix();
+    }
+
+    @Test
+    public void matchShouldReturnAddressesWhenPrefixedHeaderName() throws MessagingException
{
+        FakeMatcherConfig matcherConfig = FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .condition(PREFIX)
+            .build();
+
+        matcher.init(matcherConfig);
+
+        Mail mail = FakeMail.builder()
+            .mimeMessage(MimeMessageBuilder.mimeMessageBuilder()
+                .addHeader(HEADER_NAME_PREFIX_1, "true")
+                .build())
+            .recipients(MailAddressFixture.ANY_AT_JAMES, MailAddressFixture.OTHER_AT_JAMES2)
+            .build();
+
+        assertThat(matcher.match(mail)).containsAll(mail.getRecipients());
+    }
+
+    @Test
+    public void matchShouldReturnAddressesWhenExactlyPrefix() throws MessagingException {
+        FakeMatcherConfig matcherConfig = FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .condition(PREFIX)
+            .build();
+
+        matcher.init(matcherConfig);
+
+        Mail mail = FakeMail.builder()
+            .mimeMessage(MimeMessageBuilder.mimeMessageBuilder()
+                .addHeader(PREFIX, "true")
+                .build())
+            .recipients(MailAddressFixture.ANY_AT_JAMES, MailAddressFixture.OTHER_AT_JAMES2)
+            .build();
+
+        assertThat(matcher.match(mail)).containsAll(mail.getRecipients());
+    }
+
+    @Test
+    public void matchShouldReturnEmptyWhenNoPrefixedHeader() throws MessagingException {
+        FakeMatcherConfig matcherConfig = FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .condition(PREFIX)
+            .build();
+
+        matcher.init(matcherConfig);
+
+        Mail mail = FakeMail.builder()
+            .mimeMessage(MimeMessageBuilder.mimeMessageBuilder()
+                .addHeader(HEADER_NAME_NO_PREFIX, "true")
+                .build())
+            .recipients(MailAddressFixture.ANY_AT_JAMES, MailAddressFixture.OTHER_AT_JAMES2)
+            .build();
+
+        assertThat(matcher.match(mail)).isEmpty();
+    }
+
+    @Test
+    public void matchShouldReturnAddressesWhenAtLeastOneHeaderPrefixed() throws MessagingException
{
+        FakeMatcherConfig matcherConfig = FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .condition(PREFIX)
+            .build();
+
+        matcher.init(matcherConfig);
+
+        Mail mail = FakeMail.builder()
+            .mimeMessage(MimeMessageBuilder.mimeMessageBuilder()
+                .addHeader(HEADER_NAME_PREFIX_1, "true")
+                .addHeader(HEADER_NAME_NO_PREFIX, "true")
+                .build())
+            .recipients(MailAddressFixture.ANY_AT_JAMES, MailAddressFixture.OTHER_AT_JAMES2)
+            .build();
+
+        assertThat(matcher.match(mail)).containsAll(mail.getRecipients());
+    }
+
+    @Test
+    public void initShouldRejectEmptyPrefix() throws MessagingException {
+        expectedException.expect(MessagingException.class);
+
+        matcher.init(FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .condition("")
+            .build());
+    }
+
+    @Test
+    public void initShouldRejectNoCondition() throws MessagingException {
+        expectedException.expect(MessagingException.class);
+
+        matcher.init(FakeMatcherConfig.builder()
+            .matcherName("HasHeader")
+            .build());
+    }
+
+}


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