Examples with Page org.apache.wiki.api.core.Page used on opensource projects

Example 86 with Page

use of org.apache.wiki.api.core.Page in project jspwiki by apache.

the class SpamFilter method refreshBlacklists.

/**
 *  If the spam filter notices changes in the black list page, it will refresh them automatically.
 *
 *  @param context associated WikiContext
 */
private void refreshBlacklists(final Context context) {
    try {
        boolean rebuild = false;
        // Rebuild, if the spam words page, the attachment or the IP ban page has changed since.
        final Page sourceSpam = context.getEngine().getManager(PageManager.class).getPage(m_forbiddenWordsPage);
        if (sourceSpam != null) {
            if (m_spamPatterns == null || m_spamPatterns.isEmpty() || sourceSpam.getLastModified().after(m_lastRebuild)) {
                rebuild = true;
            }
        }
        final Attachment att = context.getEngine().getManager(AttachmentManager.class).getAttachmentInfo(context, m_blacklist);
        if (att != null) {
            if (m_spamPatterns == null || m_spamPatterns.isEmpty() || att.getLastModified().after(m_lastRebuild)) {
                rebuild = true;
            }
        }
        final Page sourceIPs = context.getEngine().getManager(PageManager.class).getPage(m_forbiddenIPsPage);
        if (sourceIPs != null) {
            if (m_IPPatterns == null || m_IPPatterns.isEmpty() || sourceIPs.getLastModified().after(m_lastRebuild)) {
                rebuild = true;
            }
        }
        // Do the actual rebuilding.  For simplicity's sake, we always rebuild the complete filter list regardless of what changed.
        if (rebuild) {
            m_lastRebuild = new Date();
            m_spamPatterns = parseWordList(sourceSpam, (sourceSpam != null) ? sourceSpam.getAttribute(LISTVAR) : null);
            log.info("Spam filter reloaded - recognizing " + m_spamPatterns.size() + " patterns from page " + m_forbiddenWordsPage);
            m_IPPatterns = parseWordList(sourceIPs, (sourceIPs != null) ? sourceIPs.getAttribute(LISTIPVAR) : null);
            log.info("IP filter reloaded - recognizing " + m_IPPatterns.size() + " patterns from page " + m_forbiddenIPsPage);
            if (att != null) {
                final InputStream in = context.getEngine().getManager(AttachmentManager.class).getAttachmentStream(att);
                final StringWriter out = new StringWriter();
                FileUtil.copyContents(new InputStreamReader(in, StandardCharsets.UTF_8), out);
                final Collection<Pattern> blackList = parseBlacklist(out.toString());
                log.info("...recognizing additional " + blackList.size() + " patterns from blacklist " + m_blacklist);
                m_spamPatterns.addAll(blackList);
            }
        }
    } catch (final IOException ex) {
        log.info("Unable to read attachment data, continuing...", ex);
    } catch (final ProviderException ex) {
        log.info("Failed to read spam filter attachment, continuing...", ex);
    }
}

Example 87 with Page

use of org.apache.wiki.api.core.Page in project jspwiki by apache.

the class SpamFilter method getChange.

/**
 *  Creates a simple text string describing the added content.
 *
 *  @param context page context
 *  @param newText added content
 *  @return Empty string, if there is no change.
 */
private static Change getChange(final Context context, final String newText) {
    final Page page = context.getPage();
    final StringBuffer change = new StringBuffer();
    final Engine engine = context.getEngine();
    // Get current page version
    final Change ch = new Change();
    try {
        final String oldText = engine.getManager(PageManager.class).getPureText(page.getName(), WikiProvider.LATEST_VERSION);
        final String[] first = Diff.stringToArray(oldText);
        final String[] second = Diff.stringToArray(newText);
        final Revision rev = Diff.diff(first, second, new MyersDiff());
        if (rev == null || rev.size() == 0) {
            return ch;
        }
        for (int i = 0; i < rev.size(); i++) {
            final Delta d = rev.getDelta(i);
            if (d instanceof AddDelta) {
                d.getRevised().toString(change, "", "\r\n");
                ch.m_adds++;
            } else if (d instanceof ChangeDelta) {
                d.getRevised().toString(change, "", "\r\n");
                ch.m_adds++;
            } else if (d instanceof DeleteDelta) {
                ch.m_removals++;
            }
        }
    } catch (final DifferentiationFailedException e) {
        log.error("Diff failed", e);
    }
    // Don't forget to include the change note, too
    final String changeNote = page.getAttribute(Page.CHANGENOTE);
    if (changeNote != null) {
        change.append("\r\n");
        change.append(changeNote);
    }
    // And author as well
    if (page.getAuthor() != null) {
        change.append("\r\n").append(page.getAuthor());
    }
    ch.m_change = change.toString();
    return ch;
}

Example 88 with Page

use of org.apache.wiki.api.core.Page in project jspwiki by apache.

the class DefaultCommandResolver method findCommand.

/**
 * {@inheritDoc}
 */
@Override
public Command findCommand(final HttpServletRequest request, final String defaultContext) {
    // Corner case if request is null
    if (request == null) {
        return CommandResolver.findCommand(defaultContext);
    }
    Command command = null;
    // Determine the name of the page (which may be null)
    String pageName = extractPageFromParameter(defaultContext, request);
    // Can we find a special-page command matching the extracted page?
    if (pageName != null) {
        command = m_specialPages.get(pageName);
    }
    // If we haven't found a matching command yet, extract the JSP path and compare to our list of special pages
    if (command == null) {
        command = extractCommandFromPath(request);
        // Otherwise: use the default context
        if (command == null) {
            command = CONTEXTS.get(defaultContext);
            if (command == null) {
                throw new IllegalArgumentException("Wiki context " + defaultContext + " is illegal.");
            }
        }
    }
    // For PageCommand.VIEW, default to front page if a page wasn't supplied
    if (PageCommand.VIEW.equals(command) && pageName == null) {
        pageName = m_engine.getFrontPage();
    }
    // If we were passed a page parameter, try to resolve it
    if (command instanceof PageCommand && pageName != null) {
        // If there's a matching WikiPage, "wrap" the command
        final Page page = resolvePage(request, pageName);
        return command.targetedCommand(page);
    }
    // If "create group" command, target this wiki
    final String wiki = m_engine.getApplicationName();
    if (WikiCommand.CREATE_GROUP.equals(command)) {
        return WikiCommand.CREATE_GROUP.targetedCommand(wiki);
    }
    // If group command, see if we were passed a group name
    if (command instanceof GroupCommand) {
        String groupName = request.getParameter("group");
        groupName = TextUtil.replaceEntities(groupName);
        if (groupName != null && !groupName.isEmpty()) {
            final GroupPrincipal group = new GroupPrincipal(groupName);
            return command.targetedCommand(group);
        }
    }
    // No page provided; return an "ordinary" command
    return command;
}

Example 89 with Page

use of org.apache.wiki.api.core.Page in project jspwiki by apache.

the class DefaultCommandResolver method resolvePage.

/**
 * {@inheritDoc}
 */
@Override
public Page resolvePage(final HttpServletRequest request, String page) {
    // See if the user included a version parameter
    int version = WikiProvider.LATEST_VERSION;
    final String rev = request.getParameter("version");
    if (rev != null) {
        try {
            version = Integer.parseInt(rev);
        } catch (final NumberFormatException e) {
        // This happens a lot with bots or other guys who are trying to test if we are vulnerable to e.g. XSS attacks.  We catch
        // it here so that the admin does not get tons of mail.
        }
    }
    Page wikipage = m_engine.getManager(PageManager.class).getPage(page, version);
    if (wikipage == null) {
        page = MarkupParser.cleanLink(page);
        wikipage = Wiki.contents().page(m_engine, page);
    }
    return wikipage;
}

Example 90 with Page

use of org.apache.wiki.api.core.Page in project jspwiki by apache.

the class SearchManagerBean method reload.

/**
 *  Starts a background thread which goes through all the pages and adds them to the reindex queue.
 *  <p>
 *  This method prevents itself from being called twice.
 */
public synchronized void reload() {
    if (m_updater == null) {
        m_updater = new WikiBackgroundThread(m_engine, 0) {

            int m_count;

            int m_max;

            @Override
            public void startupTask() throws Exception {
                super.startupTask();
                setName("Reindexer started");
            }

            @Override
            public void backgroundTask() throws Exception {
                final Collection<Page> allPages = m_engine.getManager(PageManager.class).getAllPages();
                final SearchManager mgr = m_engine.getManager(SearchManager.class);
                m_max = allPages.size();
                final ProgressItem pi = new ProgressItem() {

                    @Override
                    public int getProgress() {
                        return 100 * m_count / m_max;
                    }
                };
                m_engine.getManager(ProgressManager.class).startProgress(pi, PROGRESS_ID);
                for (final Page page : allPages) {
                    mgr.reindexPage(page);
                    m_count++;
                }
                m_engine.getManager(ProgressManager.class).stopProgress(PROGRESS_ID);
                shutdown();
                m_updater = null;
            }
        };
        m_updater.start();
    }
}