cmsresourcetypefolder.java

内容管理

                            cms.doChmod(bodyFolder, flags);
                        }catch(CmsException ex) {
                        // no folder is there, so do nothing
                        }
                    }
                }
                // now modify all files in the subfolders
                for(int i = 0;i < allFiles.size();i++) {
                    CmsFile newfile = (CmsFile)allFiles.elementAt(i);
                    if(newfile.getState() != C_STATE_DELETED) {
                        try{
                            cms.chmod(newfile.getAbsolutePath(), flags);
                        } catch (CmsException e){
                            if(I_CmsLogChannels.C_PREPROCESSOR_IS_LOGGING && A_OpenCms.isLogging()) {
                                A_OpenCms.log(A_OpenCms.C_OPENCMS_CRITICAL, "["+this.getClass().getName()+"] "+newfile.getAbsolutePath()+": "+e.getStackTraceAsString());
                            }
                        }
                    }
                }
            }
        }else{
            throw new CmsException("[" + this.getClass().getName() + "] " + filename,
                                    CmsException.C_NO_ACCESS);
        }
    }

    /**
    * Changes the owner of a resource.
    * <br>
    * Only the owner of a resource in an offline project can be changed. The state
    * of the resource is set to CHANGED (1).
    * If the content of this resource is not existing in the offline project already,
    * it is read from the online project and written into the offline project.
    * The user may change this, if he is admin of the resource.
    * <p>
    * <B>Security:</B>
    * Access is granted, if:
    * <ul>
    * <li>the user has access to the project</li>
    * <li>the user is owner of the resource or the user is admin</li>
    * <li>the resource is locked by the callingUser</li>
    * </ul>
    *
    * @param filename the complete path to the resource.
    * @param newOwner the name of the new owner for this resource.
    * @param chRekursive shows if the subResources (of a folder) should be changed too.
    *
    * @throws CmsException if operation was not successful.
    */
    public void chown(CmsObject cms, String filename, String newOwner, boolean chRekursive) throws CmsException{

        CmsFolder folder = cms.readFolder(filename);
        // check if the current user has the right to change the owner of the
        // resource. Only the owner of a file and the admin are allowed to do this.
        if((cms.getRequestContext().currentUser().equals(cms.readOwner(folder)))
                || (cms.userInGroup(cms.getRequestContext().currentUser().getName(), C_GROUP_ADMIN))) {
            // change the owner
            cms.doChown(filename, newOwner);
            String bodyFolder = C_VFS_PATH_BODIES.substring(0,
                    C_VFS_PATH_BODIES.lastIndexOf("/")) + folder.getAbsolutePath();
            try {
                cms.readFolder(bodyFolder);
                cms.doChown(bodyFolder, newOwner);
            }
            catch(CmsException ex) {
            // no folder is there, so do nothing
            }
            // the rekursive flag was set do a recursive chmod on all files and subfolders
            if(chRekursive) {
                // get all subfolders and files
                Vector allFolders = new Vector();
                Vector allFiles = new Vector();
                getAllResources(cms, filename, allFiles, allFolders);
                // now modify all subfolders
                for(int i = 0;i < allFolders.size();i++) {
                    CmsFolder curfolder = (CmsFolder)allFolders.elementAt(i);
                    if(curfolder.getState() != C_STATE_DELETED) {
                        cms.doChown(curfolder.getAbsolutePath(), newOwner);
                        // check if there is a corresponding directory in the content body folder
                        bodyFolder = C_VFS_PATH_BODIES.substring(0,
                                C_VFS_PATH_BODIES.lastIndexOf("/")) + curfolder.getAbsolutePath();
                        try {
                            cms.readFolder(bodyFolder);
                            cms.doChown(bodyFolder, newOwner);
                        }catch(CmsException ex) {
                        // no folder is there, so do nothing
                        }
                    }
                }
                // now modify all files in the subfolders
                for(int i = 0;i < allFiles.size();i++) {
                    CmsFile newfile = (CmsFile)allFiles.elementAt(i);
                    if(newfile.getState() != C_STATE_DELETED) {
                        try{
                            cms.chown(newfile.getAbsolutePath(), newOwner);
                        } catch (CmsException e){
                            if(I_CmsLogChannels.C_PREPROCESSOR_IS_LOGGING && A_OpenCms.isLogging()) {
                                A_OpenCms.log(A_OpenCms.C_OPENCMS_CRITICAL, "["+this.getClass().getName()+"] "+newfile.getAbsolutePath()+": "+e.getStackTraceAsString());
                            }
                        }
                    }
                }
            }
        }else{
            throw new CmsException("[" + this.getClass().getName() + "] " + filename,
                                    CmsException.C_NO_ACCESS);
        }
    }
    
    /**
     * Change the timestamp of a folder.
     * 
     * @param resourceName the name of the resource to change
     * @param timestamp timestamp the new timestamp of the changed resource
     * @param boolean flag to touch recursively all sub-resources in case of a folder
     */  
    public void touch( CmsObject cms, String resourceName, long timestamp, boolean touchRecursive ) throws CmsException {
        Vector allFolders = new Vector();
        Vector allFiles = new Vector();
        Vector unvisited = new Vector();
        
        // create a valid resource
        CmsFolder currentFolder = cms.readFolder( resourceName );
        CmsFile currentFile = null;
        
        // check the access rights
        if((cms.getRequestContext().currentUser().equals(cms.readOwner(currentFolder))) || (cms.userInGroup(cms.getRequestContext().currentUser().getName(), C_GROUP_ADMIN))) {
            if (touchRecursive) {
                // collect all folders and files by traversing the tree on a breadth first search
                unvisited.add( currentFolder );
                
                while (unvisited.size()>0) {
                    // visit all unvisited folders
                    Enumeration unvisitedFolders = unvisited.elements();
                    while (unvisitedFolders.hasMoreElements()) {
                        currentFolder = (CmsFolder)unvisitedFolders.nextElement();
                        
                        // remove the current folder from the unvisited folders
                        unvisited.remove( (CmsFolder)currentFolder );
                        // add the current folder to the set of all folders to be touched
                        allFolders.add( (CmsFolder)currentFolder );
                        // add the files in the current folder to the set of all files to be touched
                        allFiles.addAll( cms.getFilesInFolder(currentFolder.getAbsolutePath(), true) );
                        // add all sub-folders in the current folder to visit them in the next iteration                        
                        unvisited.addAll( cms.getSubFolders(currentFolder.getAbsolutePath(),true) );
                    }
                }
            }
            else {
                allFolders.add( (CmsFolder)currentFolder );
            }
            
            // touch the folders that we collected before
            Enumeration touchFolders = allFolders.elements();
            while (touchFolders.hasMoreElements()) {
                currentFolder = (CmsFolder)touchFolders.nextElement();
                
                if (DEBUG>0) System.err.println( "touching: " + currentFolder.getAbsolutePath() );

                // touch the folder itself
                cms.doTouch( currentFolder.getAbsolutePath(), timestamp );
                
                // touch its counterpart under content/bodies
                String bodyFolder = C_VFS_PATH_BODIES.substring( 0, C_VFS_PATH_BODIES.lastIndexOf("/")) + currentFolder.getAbsolutePath();
                try {
                    cms.readFolder( bodyFolder );
                    cms.doTouch( bodyFolder, timestamp );
                }
                catch(CmsException e) {}                
            }
            
            // touch the files/resources that we collected before
            Enumeration touchFiles = allFiles.elements();
            while (touchFiles.hasMoreElements()) {
                currentFile = (CmsFile)touchFiles.nextElement();
                
                if (DEBUG>0) System.err.println( "touching: " + currentFile.getAbsolutePath() );
                
                if(currentFile.getState()!=I_CmsConstants.C_STATE_DELETED) {
                    // touch the file itself
                    cms.touch( currentFile.getAbsolutePath(), timestamp, false );
                }
            }            
        }
    }    

    /**
    * Changes the resourcetype of a resource.
    * <br>
    * Only the resourcetype of a resource in an offline project can be changed. The state
    * of the resource is set to CHANGED (1).
    * If the content of this resource is not exisiting in the offline project already,
    * it is read from the online project and written into the offline project.
    * The user may change this, if he is admin of the resource.
    * <p>
    * <B>Security:</B>
    * Access is granted, if:
    * <ul>
    * <li>the user has access to the project</li>
    * <li>the user is owner of the resource or is admin</li>
    * <li>the resource is locked by the callingUser</li>
    * </ul>
    *
    * @param filename the complete path to the resource.
    * @param newType the name of the new resourcetype for this resource.
    *
    * @throws CmsException if operation was not successful.
    */
    public void chtype(CmsObject cms, String filename, String newType) throws CmsException{

        // it is not possible to change the type of a folder
        throw new CmsException("[" + this.getClass().getName() + "] " + filename,
                                    CmsException.C_ACCESS_DENIED);
    }


    /**
    * Copies a Resource.
    *
    * @param source the complete path of the sourcefile.
    * @param destination the complete path of the destinationfolder.
    * @param keepFlags <code>true</code> if the copy should keep the source file's flags,
    *        <code>false</code> if the copy should get the user's default flags.
    *
    * @throws CmsException if the file couldn't be copied, or the user
    * has not the appropriate rights to copy the file.
    */
    public void copyResource(CmsObject cms, String source, String destination, boolean keepFlags) throws CmsException{

       // we have to copy the folder and all resources in the folder
        Vector allSubFolders = new Vector();
        Vector allSubFiles   = new Vector();
        // first valid the destination name
        validResourcename(destination);

        getAllResources(cms, source, allSubFiles, allSubFolders);
        if (!destination.endsWith("/")){
            destination = destination +"/";
        }
        if (!destination.startsWith("/")){
            destination = "/"+destination ;
        }
        // first the folder
        cms.doCopyFolder(source, destination);
        if(!keepFlags){
            setDefaultFlags(cms, destination);
        }
        // now the subfolders
        for (int i=0; i<allSubFolders.size(); i++){
            CmsFolder curFolder = (CmsFolder) allSubFolders.elementAt(i);
            if(curFolder.getState() != C_STATE_DELETED){
                String curDestination = destination + curFolder.getAbsolutePath().substring(source.length());
                cms.doCopyFolder(curFolder.getAbsolutePath(), curDestination );
                if(!keepFlags){
                    setDefaultFlags(cms, curDestination);
                }
            }
        }
        // now all the little files
        for (int i=0; i<allSubFiles.size(); i++){
            CmsFile curFile = (CmsFile)allSubFiles.elementAt(i);
            if(curFile.getState() != C_STATE_DELETED){
                String curDest = destination + curFile.getAbsolutePath().substring(source.length());
                cms.copyResource(curFile.getAbsolutePath(), curDest, keepFlags);
            }
        }
        // copy the content bodys
        try{
            copyResource(cms, C_VFS_PATH_BODIES + source.substring(1), C_VFS_PATH_BODIES + destination.substring(1), keepFlags);
            // finaly lock the copy in content bodys if it exists.
            cms.lockResource(C_VFS_PATH_BODIES + destination.substring(1));
        }catch(CmsException e){
        }
    }

    /**
    * Copies a resource from the online project to a new, specified project.
    * <br>
    * Copying a resource will copy the file header or folder into the specified
    * offline project and set its state to UNCHANGED.
    *
    * @param resource the name of the resource.
    * @throws CmsException if operation was not successful.
    */
    public void copyResourceToProject(CmsObject cms, String resourceName) throws CmsException {
        // copy the folder to the current project
        cms.doCopyResourceToProject(resourceName);
        // try to copy the corresponding folder in C_VFS_PATH_BODIES to the project
        try{
            CmsResource contentFolder = (CmsResource)cms.readFolder(C_VFS_PATH_BODIES.substring(0, C_VFS_PATH_BODIES.lastIndexOf("/"))+resourceName, true);
            if (contentFolder != null){