Closes #208: display file content + fix filename encoding

docs-core/src/main/java/com/sismics/docs/core/listener/async/FileCreatedAsyncListener.java

@@ -54,6 +54,7 @@ public class FileCreatedAsyncListener {
         FormatHandler formatHandler = FormatHandlerUtil.find(file.getMimeType());
         if (formatHandler == null) {
             log.error("Format unhandled: " + file.getMimeType());
+            FileUtil.endProcessingFile(file.getId());
             return;
         }
 
@@ -65,6 +66,7 @@ public class FileCreatedAsyncListener {
         });
         if (user.get() == null) {
             // The user has been deleted meanwhile
+            FileUtil.endProcessingFile(file.getId());
             return;
         }
 

docs-web/src/main/java/com/sismics/docs/rest/resource/FileResource.java

@@ -40,6 +40,7 @@ import javax.ws.rs.core.StreamingOutput;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URISyntaxException;
+import java.net.URLDecoder;
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.nio.file.StandardCopyOption;
@@ -119,7 +120,7 @@ public class FileResource extends BaseResource {
 
         try {
             String name = fileBodyPart.getContentDisposition() != null ?
-                    fileBodyPart.getContentDisposition().getFileName() : null;
+                    URLDecoder.decode(fileBodyPart.getContentDisposition().getFileName(), "UTF-8") : null;
             String fileId = FileUtil.createFile(name, unencryptedFile, fileSize, documentDto == null ?
                     null : documentDto.getLanguage(), principal.getId(), documentId);
 
@@ -449,7 +450,7 @@ public class FileResource extends BaseResource {
      * @apiGroup File
      * @apiParam {String} id File ID
      * @apiParam {String} share Share ID
-     * @apiParam {String="web","thumb"} [size] Size variation
+     * @apiParam {String="web","thumb","content"} [size] Size variation
      * @apiSuccess {Object} file The file data is the whole response
      * @apiError (client) SizeError Size must be web or thumb
      * @apiError (client) ForbiddenError Access denied or document not visible
@@ -469,12 +470,10 @@ public class FileResource extends BaseResource {
             @QueryParam("size") String size) {
         authenticate();
         
-        if (size != null) {
-            if (!Lists.newArrayList("web", "thumb").contains(size)) {
-                throw new ClientException("SizeError", "Size must be web or thumb");
-            }
+        if (size != null && !Lists.newArrayList("web", "thumb", "content").contains(size)) {
+            throw new ClientException("SizeError", "Size must be web, thumb or content");
         }
-        
+
         // Get the file
         File file = findFile(fileId, shareId);
 
@@ -484,6 +483,12 @@ public class FileResource extends BaseResource {
         String mimeType;
         boolean decrypt;
         if (size != null) {
+            if (size.equals("content")) {
+                return Response.ok(Strings.nullToEmpty(file.getContent()))
+                        .header(HttpHeaders.CONTENT_TYPE, "text/plain")
+                        .build();
+            }
+
             storedFile = DirectoryUtil.getStorageDirectory().resolve(fileId + "_" + size);
             mimeType = MimeType.IMAGE_JPEG; // Thumbnails are JPEG
             decrypt = true; // Thumbnails are encrypted

docs-web/src/main/webapp/src/app/docs/controller/document/DocumentEdit.js

@@ -153,7 +153,7 @@ angular.module('docs').controller('DocumentEdit', function($rootScope, $scope, $
           var file = $scope.newFiles[key];
           var formData = new FormData();
           formData.append('id', data.id);
-          formData.append('file', file, file.name);
+          formData.append('file', file, encodeURIComponent(file.name));
 
           // Send the file
           $.ajax({

docs-web/src/main/webapp/src/app/docs/controller/document/FileModalView.js

@@ -70,6 +70,13 @@ angular.module('docs').controller('FileModalView', function ($uibModalInstance,
     window.open('../api/file/' + $stateParams.fileId + '/data');
   };
 
+  /**
+   * Open the file content a new window.
+   */
+  $scope.openFileContent = function () {
+    window.open('../api/file/' + $stateParams.fileId + '/data?size=content');
+  };
+
   /**
    * Print the file.
    */

docs-web/src/main/webapp/src/lib/angular.file-upload.js

@@ -1,4 +1,8 @@
 /**!
+ * =======================================================================
+ * Sismics Docs patch applied to encode filenames with encodeURIComponent.
+ * =======================================================================
+ *
  * AngularJS file upload directives and services. Supoorts: file upload/drop/paste, resume, cancel/abort,
  * progress, resize, thumbnail, preview, validation and CORS
  * @author  Danial  <danial.farid@gmail.com>
@@ -272,7 +276,7 @@ ngFileUpload.service('UploadBase', ['$http', '$q', '$timeout', function ($http,
             key = split[0];
           }
           config._fileKey = config._fileKey || key;
-          formData.append(key, file, file.ngfName || file.name);
+          formData.append(key, file, file.ngfName || encodeURIComponent(file.name));
         } else {
           if (angular.isObject(val)) {
             if (val.$$ngfCircularDetection) throw 'ngFileUpload: Circular reference in config.data. Make sure specified data for Upload.upload() has no circular reference: ' + key;

docs-web/src/main/webapp/src/partial/docs/document.view.content.html

@@ -60,7 +60,7 @@
             <div class="btn btn-default handle"><span class="fas fa-arrows-alt-h"></span></div>
           </div>
 
-          <div class="v-align">
+          <div class="v-align" ng-show="document.writable">
             <div uib-dropdown>
               <button class="btn btn-default" uib-dropdown-toggle>
                 <span class="fas fa-ellipsis-v"></span>

docs-web/src/main/webapp/src/partial/docs/file.view.html

@@ -22,12 +22,15 @@
   </div>
   
   <div class="btn-group pull-right">
-    <button type="button" class="btn btn-default" ng-click="printFile()">
+    <button type="button" class="btn btn-default" uib-tooltip="Print this file" tooltip-append-to-body="true" ng-click="printFile()">
       <span class="fas fa-print"></span>
     </button>
-    <button type="button" class="btn btn-default" ng-click="openFile()">
+    <button type="button" class="btn btn-default" uib-tooltip="Download this file" tooltip-append-to-body="true" ng-click="openFile()">
       <span class="fas fa-download"></span>
     </button>
+    <button type="button" class="btn btn-default" uib-tooltip="Show text content" tooltip-append-to-body="true" ng-click="openFileContent()">
+      <span class="fas fa-eye"></span>
+    </button>
   </div>
 </div>
 

docs-web/src/main/webapp/src/style/main.less

@@ -429,6 +429,8 @@ input[readonly].share-link {
 }
 
 .settings-content {
+  margin-bottom: 10px;
+
   .well {
     box-shadow: 0 7px 14px 0 rgba(50,50,93,.1), 0 3px 6px 0 rgba(0,0,0,.07);
     background: none;

docs-web/src/test/java/com/sismics/docs/rest/TestDocumentResource.java

@@ -580,6 +580,16 @@ public class TestDocumentResource extends BaseJerseyTest {
         Assert.assertTrue(fileBytes.length > 0); // Images rendered from PDF differ in size from OS to OS due to font issues
         Assert.assertEquals(MimeType.IMAGE_JPEG, MimeTypeUtil.guessMimeType(fileBytes, null));
 
+        // Get the content data
+        response = target().path("/file/" + file1Id + "/data")
+                .queryParam("size", "content")
+                .request()
+                .cookie(TokenBasedSecurityFilter.COOKIE_NAME, documentPlainToken)
+                .get();
+        Assert.assertEquals(Status.OK, Status.fromStatusCode(response.getStatus()));
+        is = (InputStream) response.getEntity();
+        Assert.assertTrue(new String(ByteStreams.toByteArray(is)).contains("love"));
+
         // Export a document in PDF format
         response = target().path("/document/" + document1Id + "/pdf")
                 .queryParam("margin", "10")

docs-web/src/test/java/com/sismics/docs/rest/TestFileResource.java

@@ -106,6 +106,14 @@ public class TestFileResource extends BaseJerseyTest {
         Assert.assertEquals(MimeType.IMAGE_JPEG, MimeTypeUtil.guessMimeType(fileBytes, null));
         Assert.assertTrue(fileBytes.length > 0);
         
+        // Get the content data
+        response = target().path("/file/" + file1Id + "/data")
+                .queryParam("size", "content")
+                .request()
+                .cookie(TokenBasedSecurityFilter.COOKIE_NAME, file1Token)
+                .get();
+        Assert.assertEquals(Status.OK, Status.fromStatusCode(response.getStatus()));
+
         // Get the web data
         response = target().path("/file/" + file1Id + "/data")
                 .queryParam("size", "web")