Login page added to the fdp metadata level

src/main/java/nl/dtls/fairdatapoint/api/config/RestApiContext.java

@@ -134,6 +134,10 @@ public void addResourceHandlers(final ResourceHandlerRegistry registry) {
         registry.setOrder(Integer.MIN_VALUE + 2).
                 addResourceHandler("/webjars/**")
                 .addResourceLocations("classpath:/META-INF/resources/webjars/");
+
+        registry.setOrder(Integer.MIN_VALUE + 3).
+                addResourceHandler("/resources/**")
+                .addResourceLocations("/WEB-INF/static/");
     }
 
     @Override

src/main/java/nl/dtls/fairdatapoint/api/controller/Login.java

@@ -0,0 +1,67 @@
+/**
+ * The MIT License
+ * Copyright © 2017 DTL
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package nl.dtls.fairdatapoint.api.controller;
+
+/**
+ *
+ * @author Rajaram Kaliyaperumal <rr.kaliyaperumal@gmail.com>
+ */
+public class Login {
+
+    private String userName;
+    private String password;
+
+    /**
+     * @return the userName
+     */
+    public String getUserName() {
+        return userName;
+    }
+
+    /**
+     * @param userName the userName to set
+     */
+    public void setUserName(String userName) {
+        this.userName = userName;
+    }
+
+    /**
+     * @return the password
+     */
+    public String getPassword() {
+        return password;
+    }
+
+    /**
+     * @param password the password to set
+     */
+    public void setPassword(String password) {
+        this.password = password;
+    }
+
+}

src/main/java/nl/dtls/fairdatapoint/api/controller/MetadataController.java

@@ -70,6 +70,7 @@
 import nl.dtls.fairdatapoint.service.FairMetadataServiceException;
 import org.eclipse.rdf4j.rio.RDFFormat;
 import org.springframework.http.HttpHeaders;
+import org.springframework.web.bind.annotation.ModelAttribute;
 import springfox.documentation.annotations.ApiIgnore;
 
 /**
@@ -131,9 +132,27 @@ public FDPMetadata getFDPMetaData(final HttpServletRequest request,
     @ApiIgnore
     @RequestMapping(method = RequestMethod.GET,
             produces = MediaType.TEXT_HTML_VALUE)
-    public ModelAndView getHtmlFdpMetadata(HttpServletRequest request) throws
+    public ModelAndView getLoginFdpMetadata(HttpServletRequest request) throws
             FairMetadataServiceException, ResourceNotFoundException,
             MetadataException {
+        ModelAndView mav = new ModelAndView("login");
+        mav.addObject("error", null);
+        return mav;
+    }
+
+    @ApiIgnore
+    @RequestMapping(method = RequestMethod.POST,
+            produces = MediaType.TEXT_HTML_VALUE)
+    public ModelAndView getHtmlFdpMetadata(HttpServletRequest request, 
+             @ModelAttribute("login") Login login) throws
+            FairMetadataServiceException, ResourceNotFoundException,
+            MetadataException {
+        if(!login.getUserName().equalsIgnoreCase("admin") || 
+                !login.getPassword().equalsIgnoreCase("admin")) {
+            ModelAndView mav = new ModelAndView("login");
+            mav.addObject("error", "Invalid username or password");
+            return mav;
+        }
         ModelAndView mav = new ModelAndView("repository");
         LOGGER.info("Request to get FDP metadata");
         LOGGER.info("GET : " + request.getRequestURL());

src/main/webapp/WEB-INF/static/css/login.css

@@ -0,0 +1,73 @@
+/**
+ * The MIT License
+ * Copyright © 2017 DTL
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+@import "bourbon";
+
+body {
+	background: #eee !important;	
+}
+
+.wrapper {	
+	margin-top: 80px;
+  margin-bottom: 80px;
+}
+
+.form-signin {
+  max-width: 380px;
+  padding: 15px 35px 45px;
+  margin: 0 auto;
+  background-color: #fff;
+  border: 1px solid rgba(0,0,0,0.1);  
+
+  .form-signin-heading,
+	.checkbox {
+	  margin-bottom: 30px;
+	}
+
+	.checkbox {
+	  font-weight: normal;
+	}
+
+	.form-control {
+	  position: relative;
+	  font-size: 16px;
+	  height: auto;
+	  padding: 10px;
+		@include box-sizing(border-box);
+
+		&:focus {
+		  z-index: 2;
+		}
+	}
+
+	input[type="text"] {
+	  margin-bottom: -1px;
+	  border-bottom-left-radius: 0;
+	  border-bottom-right-radius: 0;
+	}
+
+	input[type="password"] {
+	  margin-bottom: 20px;
+	  border-top-left-radius: 0;
+	  border-top-right-radius: 0;
+	}
+}

src/main/webapp/WEB-INF/templates/login.hbs

@@ -0,0 +1,33 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <!-- Latest compiled and minified CSS -->
+        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
+
+        <!-- Optional theme -->
+        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css" integrity="sha384-rHyoN1iRsVXV4nD0JutlnGaslCJuC7uwjduW9SVrLvRYooPp2bWYgmgJQIXwl/Sp" crossorigin="anonymous">
+        <!-- Login -->
+        <link rel="stylesheet" href="fdp/resources/css/login.css" crossorigin="anonymous">
+        <!-- Latest compiled and minified JavaScript -->
+        <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous">
+        </script>
+        <title>Login</title>
+    </head>
+    <body>
+        <div class="wrapper">
+            <form class="form-signin" method="POST">       
+                <h2 class="form-signin-heading">Please login</h2>
+                <input type="text" class="form-control" name="userName" placeholder="Username" required="" autofocus="" />
+                <input type="password" class="form-control" name="password" placeholder="Password" required=""/> 
+                <button class="btn btn-lg btn-primary btn-block" type="submit" value="/">Login</button>               
+                {{#if error}}    
+                    <div class="alert alert-danger" role="alert">
+                        <span class="glyphicon glyphicon-exclamation-sign" aria-hidden="true"></span>
+                        <span class="sr-only">Error: </span>
+                        {{error}}
+                  </div>
+                {{/if}}
+            </form>
+        </div>
+    </body>
+</html>