cmsexplorer.java

OpenCms 是一个J2EE的产品

        int startat = 0;
        int stopat = resources.size();
        int selectedPage = 1;
        int numberOfPages = 0;
        int maxEntrys = getSettings().getUserSettings().getExplorerFileEntries();

        if (!(galleryView || showVfsLinks)) {
            selectedPage = getSettings().getExplorerPage();
            if (stopat > maxEntrys) {
                // we have to split
                numberOfPages = (stopat / maxEntrys) + 1;
                if (selectedPage > numberOfPages) {
                    // the user has changed the folder and then selected a page for the old folder
                    selectedPage = 1;
                }
                startat = (selectedPage - 1) * maxEntrys;
                if ((startat + maxEntrys) < stopat) {
                    stopat = startat + maxEntrys;
                }
            }
        }
        // set the right project
        CmsProject project;
        try {
            if (!listView) {
                project = getCms().readProject(getSettings().getProject());
            } else {
                project = getCms().readProject(getSettings().getExplorerProjectId());
            }
        } catch (CmsException ex) {
            project = getCms().getRequestContext().currentProject();
        }

        // read the list of project resource to select which resource is "inside" or "outside" 
        List projectResources;
        try {
            projectResources = getCms().readProjectResources(project);
        } catch (CmsException e) {
            // use an empty list (all resources are "outside")
            if (LOG.isInfoEnabled()) {
                LOG.info(e);
            }
            projectResources = new ArrayList();
        }

        for (int i = startat; i < stopat; i++) {
            CmsResource res = (CmsResource)resources.get(i);
            CmsLock lock = null;
            String path = getCms().getSitePath(res);

            try {
                lock = getCms().getLock(res);
            } catch (CmsException e) {
                lock = CmsLock.getNullLock();

                LOG.error(e);
            }

            content.append("top.aF(");

            // position 1: name
            content.append("\"");
            content.append(res.getName());
            content.append("\",");

            // position 2: path
            if (showVfsLinks || galleryView || listView) {
                content.append("\"");
                content.append(path);
                content.append("\",");
            } else {
                //is taken from top.setDirectory
                content.append("\"\",");
            }

            // position 3: title
            if (showTitle) {
                String title = "";
                try {
                    title = getCms().readPropertyObject(
                        getCms().getSitePath(res),
                        CmsPropertyDefinition.PROPERTY_TITLE,
                        false).getValue();
                } catch (CmsException e) {
                    getCms().getRequestContext().saveSiteRoot();
                    try {
                        getCms().getRequestContext().setSiteRoot("/");
                        title = getCms().readPropertyObject(
                            res.getRootPath(),
                            CmsPropertyDefinition.PROPERTY_TITLE,
                            false).getValue();
                    } catch (Exception e1) {
                        // should usually never happen
                        if (LOG.isInfoEnabled()) {
                            LOG.info(e);
                        }
                    } finally {
                        getCms().getRequestContext().restoreSiteRoot();
                    }
                }
                content.append("\"");
                if (title != null) {
                    content.append(CmsEncoder.escapeWBlanks(title, CmsEncoder.ENCODING_UTF_8));
                }
                content.append("\",");

            } else {
                content.append("\"\",");
            }

            // position 4: type
            content.append(res.getTypeId());
            content.append(",");

            // position 5: link count
            if (res.getSiblingCount() > 1) {
                // links are present
                if (res.isLabeled()) {
                    // there is at least one link in a marked site
                    content.append("2");
                } else {
                    // common links are present
                    content.append("1");
                }
            } else {
                // no links to the resource are in the VFS
                content.append("0");
            }
            content.append(",");

            // position 6: size
            content.append(res.getLength());
            content.append(",");

            // position 7: state
            content.append(res.getState());
            content.append(",");

            // position 8: layoutstyle
            int layoutstyle = CmsExplorer.LAYOUTSTYLE_INRANGE;
            if (res.getDateReleased() > getCms().getRequestContext().getRequestTime()) {
                layoutstyle = CmsExplorer.LAYOUTSTYLE_BEFORERELEASE;
            } else if ((res.getDateExpired() < getCms().getRequestContext().getRequestTime())) {
                layoutstyle = CmsExplorer.LAYOUTSTYLE_AFTEREXPIRE;
            }
            content.append(layoutstyle);
            content.append(',');

            // position 9: project
            int projectId = res.getProjectLastModified();
            if (!lock.isNullLock()
                && lock.getType() != CmsLock.TYPE_INHERITED
                && lock.getType() != CmsLock.TYPE_SHARED_INHERITED) {
                // use lock project ID only if lock is not inherited
                projectId = lock.getProjectId();
            }
            content.append(projectId);
            content.append(",");

            // position 10: date of last modification
            if (showDateLastModified) {
                content.append("\"");
                content.append(getMessages().getDateTime(res.getDateLastModified()));
                content.append("\",");

            } else {
                content.append("\"\",");
            }

            // position 11: user who last modified the resource
            if (showUserWhoLastModified) {
                content.append("\"");
                try {
                    content.append(getCms().readUser(res.getUserLastModified()).getName());
                } catch (CmsException e) {
                    content.append(res.getUserLastModified().toString());
                }
                content.append("\",");
            } else {
                content.append("\"\",");
            }

            // position 12: date of creation
            if (showDateCreated) {
                content.append("\"");
                content.append(getMessages().getDateTime(res.getDateCreated()));
                content.append("\",");

            } else {
                content.append("\"\",");
            }

            // position 13 : user who created the resource 
            if (showUserWhoCreated) {
                content.append("\"");
                try {
                    content.append(getCms().readUser(res.getUserCreated()).getName());
                } catch (CmsException e) {
                    content.append(res.getUserCreated().toString());
                }
                content.append("\",");
            } else {
                content.append("\"\",");
            }

            // position 14: date of release
            if (showDateReleased) {
                content.append("\"");
                long release = res.getDateReleased();
                if (release != CmsResource.DATE_RELEASED_DEFAULT) {
                    content.append(getMessages().getDateTime(release));
                } else {
                    content.append(CmsTouch.DEFAULT_DATE_STRING);
                }
                content.append("\",");

            } else {
                content.append("\"\",");
            }

            // position 15: date of expiration
            if (showDateExpired) {
                content.append("\"");
                long expire = res.getDateExpired();
                if (expire != CmsResource.DATE_EXPIRED_DEFAULT) {
                    content.append(getMessages().getDateTime(expire));
                } else {
                    content.append(CmsTouch.DEFAULT_DATE_STRING);
                }
                content.append("\",");

            } else {
                content.append("\"\",");
            }

            // position 16: permissions
            if (showPermissions) {
                content.append("\"");
                try {
                    content.append(getCms().getPermissions(getCms().getSitePath(res)).getPermissionString());
                } catch (CmsException e) {
                    getCms().getRequestContext().saveSiteRoot();
                    try {
                        getCms().getRequestContext().setSiteRoot("/");
                        content.append(getCms().getPermissions(res.getRootPath()).getPermissionString());
                    } catch (Exception e1) {
                        content.append(CmsStringUtil.escapeJavaScript(e1.getMessage()));
                    } finally {
                        getCms().getRequestContext().restoreSiteRoot();
                    }
                }
                content.append("\",");
            } else {
                content.append("\"\",");
            }

            // position 17: locked by
            if (lock.isNullLock()) {
                content.append("\"\",");
            } else {
                content.append("\"");
                try {
                    content.append(getCms().readUser(lock.getUserId()).getName());
                } catch (CmsException e) {
                    content.append(CmsStringUtil.escapeJavaScript(e.getMessage()));
                }
                content.append("\",");
            }

            // position 18: type of lock
            content.append(lock.getType());
            content.append(",");