commands in robot's chat

Author: car031

logicaldoc-core/src/main/java/com/logicaldoc/core/automation/DocTool.java

@@ -33,6 +33,7 @@
 import com.logicaldoc.core.parser.ParsingException;
 import com.logicaldoc.core.searchengine.Hit;
 import com.logicaldoc.core.searchengine.SearchEngine;
+import com.logicaldoc.core.security.Permission;
 import com.logicaldoc.core.security.Tenant;
 import com.logicaldoc.core.security.TenantDAO;
 import com.logicaldoc.core.security.authorization.PermissionException;
@@ -1011,4 +1012,42 @@ public String getText(Document document) {
 			text = parse(document, null);
 		return text;
 	}
+
+	/**
+	 * This method checks if the given permission is enabled for a document and
+	 * an user.
+	 * 
+	 * @param permission the permission to check
+	 * @param documentId ID of the folder
+	 * @param userId ID of the user
+	 * 
+	 * @return if the permission is granted to the user
+	 * 
+	 * @throws PersistenceException error at data layer
+	 */
+	public boolean isPermissionAllowed(String permission, long documentId, long userId) {
+		try {
+			return Context.get(DocumentDAO.class).isPermissionAllowed(Permission.valueOf(permission), documentId,
+					userId);
+		} catch (PersistenceException e) {
+			log.error(e.getMessage(), e);
+			return false;
+		}
+	}
+
+	public boolean isWriteAllowed(long documentId, long userId) {
+		return isPermissionAllowed(Permission.WRITE.name(), documentId, userId);
+	}
+
+	public boolean isReadAllowed(long documentId, long userId) {
+		return isPermissionAllowed(Permission.READ.name(), documentId, userId);
+	}
+
+	public boolean isPreviewAllowed(long documentId, long userId) {
+		return isPermissionAllowed(Permission.PREVIEW.name(), documentId, userId);
+	}
+
+	public boolean isDownloadAllowed(long documentId, long userId) {
+		return isPermissionAllowed(Permission.DOWNLOAD.name(), documentId, userId);
+	}
 }

logicaldoc-core/src/main/java/com/logicaldoc/core/document/HibernateDocumentDAO.java

@@ -90,7 +90,7 @@ public class HibernateDocumentDAO extends HibernatePersistentObjectDAO<Document>
 
 	@Resource(name = "GroupDAO")
 	private GroupDAO groupDAO;
-	
+
 	@Resource(name = "DocumentLinkDAO")
 	private DocumentLinkDAO linkDAO;
 
@@ -357,23 +357,23 @@ public void store(Document doc, final DocumentHistory transaction) throws Persis
 
 	private void removeForbiddenPermissionsForGuests(Document document) throws PersistenceException {
 		// Remove the forbidden permissions for the guests
-	    for (DocumentAccessControlEntry ace : document.getAccessControlList()) {
-	        Group group = groupDAO.findById(ace.getGroupId());
-	        if (group != null && group.isGuest()) {
-	            ace.setArchive(0);
-	            ace.setAutomation(0);
-	            ace.setCalendar(0);
-	            ace.setDelete(0);
-	            ace.setImmutable(0);
-	            ace.setMove(0);
-	            ace.setPassword(0);
-	            ace.setRename(0);
-	            ace.setSecurity(0);
-	            ace.setSign(0);
-	            ace.setWorkflow(0);
-	            ace.setWrite(0);
-	        }
-	    }
+		for (DocumentAccessControlEntry ace : document.getAccessControlList()) {
+			Group group = groupDAO.findById(ace.getGroupId());
+			if (group != null && group.isGuest()) {
+				ace.setArchive(0);
+				ace.setAutomation(0);
+				ace.setCalendar(0);
+				ace.setDelete(0);
+				ace.setImmutable(0);
+				ace.setMove(0);
+				ace.setPassword(0);
+				ace.setRename(0);
+				ace.setSecurity(0);
+				ace.setSign(0);
+				ace.setWorkflow(0);
+				ace.setWrite(0);
+			}
+		}
 	}
 
 	private void checkMaxDocsPerFolder(Document document) throws PersistenceException {
@@ -1421,6 +1421,9 @@ public Set<Permission> getAllowedPermissions(long docId, long userId) throws Per
 		User user = getExistingtUser(userId);
 		userDAO.initialize(user);
 
+		if (findById(docId) == null)
+			throw new PersistenceException("Unexisting document " + docId);
+
 		// If the user is an administrator bypass all controls
 		if (user.isAdmin()) {
 			return Permission.all();

logicaldoc-gui/src/main/java/com/logicaldoc/gui/frontend/client/ai/robot/MessageBox.java

@@ -1,8 +1,12 @@
 package com.logicaldoc.gui.frontend.client.ai.robot;
 
+import com.google.gwt.core.client.UnsafeNativeLong;
+import com.google.gwt.regexp.shared.MatchResult;
+import com.google.gwt.regexp.shared.RegExp;
 import com.logicaldoc.gui.common.client.Session;
 import com.logicaldoc.gui.common.client.util.AwesomeFactory;
 import com.logicaldoc.gui.common.client.util.Util;
+import com.logicaldoc.gui.frontend.client.document.DocumentsPanel;
 import com.smartgwt.client.types.Alignment;
 import com.smartgwt.client.widgets.Label;
 
@@ -14,6 +18,10 @@
  */
 class MessageBox extends Label {
 
+	private static final String CMD_END = "]cmd]";
+
+	private static final String CMD_START = "[cmd[";
+
 	private static final String ROBOT = "robot";
 
 	private String avatarIcon;
@@ -44,14 +52,62 @@ private String prepareContent(String message) {
 			String copyButton = "<button onclick=\"copy(document.getElementById('" + messageTextElementId
 					+ "').innerText);\" style='width:32px'>" + AwesomeFactory.getIconHtml("paste") + "</button>";
 
+			if (isRobotAnswer())
+				message = parseRobotAnswer(message);
+
 			return "<table border='0' width='100%'><tr><td style='width:36px; align:center; vertical-align: top;'>"
-					+ avatarIcon + (ROBOT.equals(role) ? copyButton : "") + "</td><td><span id='" + messageTextElementId
+					+ avatarIcon + (isRobotAnswer() ? copyButton : "") + "</td><td><span id='" + messageTextElementId
 					+ "'>" + message + "</span></td></tr></table>";
 		} else {
 			return "";
 		}
 	}
 
+	@Override
+	protected void onInit() {
+		super.onInit();
+		declareCommandOpenDocument(DocumentsPanel.get());
+	}
+
+	protected boolean isRobotAnswer() {
+		return ROBOT.equals(role);
+	}
+
+	/**
+	 * Processes the answer looking for command tokens like
+	 * [cmd[<b>command</b>|<b>arg1</b>|<b>arg2</b>]cmd] and replace them with
+	 * proper rendering.
+	 * 
+	 * @param message The original message from the robot
+	 * 
+	 * @return The elaborated messages with command tokens expanded
+	 */
+	private String parseRobotAnswer(String message) {
+		RegExp p = RegExp.compile("\\[cmd\\[[a-zA-Z]*\\|.*\\|.*\\]cmd\\]");
+		MatchResult result = p.exec(message);
+
+		if (result != null) {
+			for (int i = 0; i < result.getGroupCount(); i++) {
+				String match = result.getGroup(i);
+				match = match.replace(CMD_START, "");
+				match = match.replace(CMD_END, "");
+				String link = processCommand(match.split("\\|"));
+				message = message.replace(CMD_START + match + CMD_END, link);
+			}
+		}
+
+		return message;
+	}
+
+	private String processCommand(String[] args) {
+		String command = args[0];
+		String link = "<a href='javascript:cmd" + command + "(";
+		if ("OpenDocument".equals(command)) {
+			link += args[1] + ");'>" + args[2] + "</a>";
+		}
+		return link;
+	}
+
 	public void updateMessage(String message) {
 		setContents(prepareContent(message));
 	}
@@ -68,4 +124,11 @@ public boolean equals(Object obj) {
 	public int hashCode() {
 		return super.hashCode();
 	}
+
+	@UnsafeNativeLong
+	public static native void declareCommandOpenDocument(DocumentsPanel panel) /*-{
+		$wnd.cmdOpenDocument = function(docId) {
+			return panel.@com.logicaldoc.gui.frontend.client.document.DocumentsPanel::openInFolder(J)(docId);
+		};
+	}-*/;
 }