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Posted to notifications@freemarker.apache.org by wo...@apache.org on 2018/01/26 20:45:33 UTC

incubator-freemarker git commit: FREEMARKER-55: Adding form.label directive.

Repository: incubator-freemarker
Updated Branches:
  refs/heads/3 d943ba431 -> 04c0f1a54


FREEMARKER-55: Adding form.label directive.


Project: http://git-wip-us.apache.org/repos/asf/incubator-freemarker/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-freemarker/commit/04c0f1a5
Tree: http://git-wip-us.apache.org/repos/asf/incubator-freemarker/tree/04c0f1a5
Diff: http://git-wip-us.apache.org/repos/asf/incubator-freemarker/diff/04c0f1a5

Branch: refs/heads/3
Commit: 04c0f1a5459a3e7df07c6aae6d4447fd1bd27a0b
Parents: d943ba4
Author: Woonsan Ko <wo...@apache.org>
Authored: Fri Jan 26 15:44:44 2018 -0500
Committer: Woonsan Ko <wo...@apache.org>
Committed: Fri Jan 26 15:44:44 2018 -0500

----------------------------------------------------------------------
 FM3-CHANGE-LOG.txt                              |   3 +
 .../model/form/LabelTemplateDirectiveModel.java | 145 +++++++++++++++++++
 .../SpringFormTemplateCallableHashModel.java    |   1 +
 .../form/LabelTemplateDirectiveModelTest.java   |  71 +++++++++
 .../test/model/form/label-directive-usages.ftlh |  53 +++++++
 5 files changed, 273 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-freemarker/blob/04c0f1a5/FM3-CHANGE-LOG.txt
----------------------------------------------------------------------
diff --git a/FM3-CHANGE-LOG.txt b/FM3-CHANGE-LOG.txt
index 81d3f6f..078c416 100644
--- a/FM3-CHANGE-LOG.txt
+++ b/FM3-CHANGE-LOG.txt
@@ -526,6 +526,9 @@ models by default like FreemarkerServlet does.
   - <form:input ... /> : Replaced by <@form.input ... /> directive.
   - <form:password ... /> : Replaced by <@form.password ... /> directive.
   - <form:textarea ... /> : Replaced by <@form.textarea ... /> directive.
+  - <form:hidden ... /> : Replaced by <@form.hidden ... /> directive.
+  - <form:button ... /> : Replaced by <@form.button ... /> directive.
+  - <form:label ... /> : Replaced by <@form.label ... /> directive.
 
 Core / Miscellaneous
 ....................

http://git-wip-us.apache.org/repos/asf/incubator-freemarker/blob/04c0f1a5/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModel.java
----------------------------------------------------------------------
diff --git a/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModel.java b/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModel.java
new file mode 100644
index 0000000..efb635c
--- /dev/null
+++ b/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModel.java
@@ -0,0 +1,145 @@
+/*
+ * 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.freemarker.spring.model.form;
+
+import java.io.IOException;
+import java.io.Writer;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.freemarker.core.CallPlace;
+import org.apache.freemarker.core.Environment;
+import org.apache.freemarker.core.TemplateException;
+import org.apache.freemarker.core.model.ArgumentArrayLayout;
+import org.apache.freemarker.core.model.ObjectWrapperAndUnwrapper;
+import org.apache.freemarker.core.model.TemplateModel;
+import org.apache.freemarker.core.util.CallableUtils;
+import org.apache.freemarker.core.util.StringToIndexMap;
+import org.springframework.util.StringUtils;
+import org.springframework.web.servlet.support.RequestContext;
+
+/**
+ * Provides <code>TemplateModel</code> for data-binding-aware HTML '{@code label}' element.
+ * <P>
+ * This directive supports the following parameters:
+ * <UL>
+ * <LI><code>path</code>: The first positional parameter pointing to the bean or bean property to bind status information for.</LI>
+ * <LI>
+ *   ... TODO ...
+ * </LI>
+ * </UL>
+ * </P>
+ * <P>
+ * Some valid example(s):
+ * </P>
+ * <PRE>
+ *   &lt;@form.label 'user.email'&gt;E-Mail:&lt;/@form.label&gt;
+ *   &lt;@form.input 'user.email' /&gt;
+ * </PRE>
+ * <P>
+ * <EM>Note:</EM> Unlike Spring Framework's <code>&lt;form:label /&gt;</code> JSP Tag Library, this directive
+ * does not support <code>htmlEscape</code> parameter. It always renders HTML's without escaping
+ * because it is much easier to control escaping in FreeMarker Template expressions.
+ * </P>
+ */
+
+class LabelTemplateDirectiveModel extends AbstractHtmlElementTemplateDirectiveModel {
+
+    public static final String NAME = "label";
+
+    private static final String FOR_ATTRIBUTE = "for";
+
+    private static final int NAMED_ARGS_OFFSET = AbstractHtmlElementTemplateDirectiveModel.ARGS_LAYOUT
+            .getPredefinedNamedArgumentsEndIndex();
+
+    private static final int FOR_ID_PARAM_IDX = NAMED_ARGS_OFFSET;
+    private static final String FOR_ID_PARAM_NAME = FOR_ATTRIBUTE;
+
+    protected static final ArgumentArrayLayout ARGS_LAYOUT =
+            ArgumentArrayLayout.create(
+                    1,
+                    false,
+                    StringToIndexMap.of(AbstractHtmlElementTemplateDirectiveModel.ARGS_LAYOUT.getPredefinedNamedArgumentsMap(),
+                            new StringToIndexMap.Entry(FOR_ID_PARAM_NAME, FOR_ID_PARAM_IDX)
+                            ),
+                    true);
+
+    private String forId;
+
+    protected LabelTemplateDirectiveModel(HttpServletRequest request, HttpServletResponse response) {
+        super(request, response);
+    }
+
+    @Override
+    public ArgumentArrayLayout getDirectiveArgumentArrayLayout() {
+        return ARGS_LAYOUT;
+    }
+
+    @Override
+    public boolean isNestedContentSupported() {
+        return true;
+    }
+
+    @Override
+    protected void executeInternal(TemplateModel[] args, CallPlace callPlace, Writer out, Environment env,
+            ObjectWrapperAndUnwrapper objectWrapperAndUnwrapper, RequestContext requestContext)
+            throws TemplateException, IOException {
+        super.executeInternal(args, callPlace, out, env, objectWrapperAndUnwrapper, requestContext);
+
+        forId = CallableUtils.getOptionalStringArgument(args, FOR_ID_PARAM_IDX, this);
+
+        TagOutputter tagOut = new TagOutputter(out);
+
+        tagOut.beginTag(NAME);
+        tagOut.writeAttribute(FOR_ATTRIBUTE, resolveFor());
+        writeDefaultAttributes(tagOut);
+
+        tagOut.forceBlock();
+
+        try {
+            callPlace.executeNestedContent(null, out, env);
+        } finally {
+            tagOut.endTag();
+        }
+    }
+
+    public String getForId() {
+        return forId;
+    }
+
+    @Override
+    protected String getName() throws TemplateException {
+        // suppress the 'id' and 'name' attribute, which is fine for a <label/>.
+        return null;
+    }
+
+    protected String resolveFor() throws TemplateException {
+        if (StringUtils.hasText(forId)) {
+            return getDisplayString(evaluate(FOR_ATTRIBUTE, forId));
+        } else {
+            return autogenerateFor();
+        }
+    }
+
+    protected String autogenerateFor() throws TemplateException {
+        return StringUtils.deleteAny(getPropertyPath(), "[]");
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-freemarker/blob/04c0f1a5/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/SpringFormTemplateCallableHashModel.java
----------------------------------------------------------------------
diff --git a/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/SpringFormTemplateCallableHashModel.java b/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/SpringFormTemplateCallableHashModel.java
index 9fe8062..dc82a41 100644
--- a/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/SpringFormTemplateCallableHashModel.java
+++ b/freemarker-spring/src/main/java/org/apache/freemarker/spring/model/form/SpringFormTemplateCallableHashModel.java
@@ -51,6 +51,7 @@ public final class SpringFormTemplateCallableHashModel implements TemplateHashMo
         modelsMap.put(HiddenInputTemplateDirectiveModel.NAME, new HiddenInputTemplateDirectiveModel(request, response));
         modelsMap.put(TextareaTemplateDirectiveModel.NAME, new TextareaTemplateDirectiveModel(request, response));
         modelsMap.put(ButtonTemplateDirectiveModel.NAME, new ButtonTemplateDirectiveModel(request, response));
+        modelsMap.put(LabelTemplateDirectiveModel.NAME, new LabelTemplateDirectiveModel(request, response));
     }
 
     @Override

http://git-wip-us.apache.org/repos/asf/incubator-freemarker/blob/04c0f1a5/freemarker-spring/src/test/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModelTest.java
----------------------------------------------------------------------
diff --git a/freemarker-spring/src/test/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModelTest.java b/freemarker-spring/src/test/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModelTest.java
new file mode 100644
index 0000000..86160e3
--- /dev/null
+++ b/freemarker-spring/src/test/java/org/apache/freemarker/spring/model/form/LabelTemplateDirectiveModelTest.java
@@ -0,0 +1,71 @@
+/*
+ * 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.freemarker.spring.model.form;
+
+import org.apache.freemarker.spring.example.mvc.users.User;
+import org.apache.freemarker.spring.example.mvc.users.UserRepository;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.xpath;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration("classpath:META-INF/web-resources")
+@ContextConfiguration(locations = { "classpath:org/apache/freemarker/spring/example/mvc/users/users-mvc-context.xml" })
+public class LabelTemplateDirectiveModelTest {
+
+    @Autowired
+    private WebApplicationContext wac;
+
+    @Autowired
+    private UserRepository userRepository;
+
+    private MockMvc mockMvc;
+
+    @Before
+    public void setUp() {
+        mockMvc = MockMvcBuilders.webAppContextSetup(wac).build();
+    }
+
+    @Test
+    public void testBasicUsages() throws Exception {
+        final Long userId = userRepository.getUserIds().iterator().next();
+        final User user = userRepository.getUser(userId);
+        mockMvc.perform(get("/users/{userId}/", userId).param("viewName", "test/model/form/label-directive-usages")
+                .accept(MediaType.parseMediaType("text/html"))).andExpect(status().isOk())
+                .andExpect(content().contentTypeCompatibleWith("text/html")).andDo(print())
+                .andExpect(xpath("//form[@id='form1']//label[@for='email']/text()").string("E-Mail:"))
+                .andExpect(xpath("//form[@id='form2']//label[@for='customEmailId']/text()").string("E-Mail:"))
+                .andExpect(xpath("//form[@id='form2']//input[@id='customEmailId']/@value").string(user.getEmail()));
+    }
+}

http://git-wip-us.apache.org/repos/asf/incubator-freemarker/blob/04c0f1a5/freemarker-spring/src/test/resources/META-INF/web-resources/views/test/model/form/label-directive-usages.ftlh
----------------------------------------------------------------------
diff --git a/freemarker-spring/src/test/resources/META-INF/web-resources/views/test/model/form/label-directive-usages.ftlh b/freemarker-spring/src/test/resources/META-INF/web-resources/views/test/model/form/label-directive-usages.ftlh
new file mode 100644
index 0000000..d046962
--- /dev/null
+++ b/freemarker-spring/src/test/resources/META-INF/web-resources/views/test/model/form/label-directive-usages.ftlh
@@ -0,0 +1,53 @@
+<#--
+  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.
+-->
+<html>
+<body>
+
+  <h1>Form 1</h1>
+  <hr/>
+  <form id="form1">
+    <table>
+      <tr>
+        <th>
+          <@form.label 'user.email'>E-Mail:</...@form.label>
+        </th>
+        <td>
+          <@form.input 'user.email' />
+        </td>
+      </tr>
+    </table>
+  </form>
+
+  <h1>Form 2</h1>
+  <hr/>
+  <form id="form2">
+    <table>
+      <tr>
+        <th>
+          <@form.label 'user.email' for="customEmailId">E-Mail:</...@form.label>
+        </th>
+        <td>
+          <@form.input 'user.email' id="customEmailId"/>
+        </td>
+      </tr>
+    </table>
+  </form>
+
+</body>
+</html>