Examples with RSSThread org.apache.wiki.rss.RSSThread used on opensource projects

Example 1 with RSSThread

use of org.apache.wiki.rss.RSSThread in project jspwiki by apache.

the class WikiEngine method initialize.

/**
 *  Does all the real initialization.
 */
private void initialize(Properties props) throws WikiException {
    m_startTime = new Date();
    m_properties = props;
    // 
    if (!c_configured) {
        String useExternalLogConfig = TextUtil.getStringProperty(props, "jspwiki.use.external.logconfig", "false");
        if (useExternalLogConfig == null || useExternalLogConfig.equals("false")) {
            PropertyConfigurator.configure(props);
        }
        c_configured = true;
    }
    log.info("*******************************************");
    log.info(Release.APPNAME + " " + Release.getVersionString() + " starting. Whee!");
    // begin initialization
    fireEvent(WikiEngineEvent.INITIALIZING);
    log.debug("Java version: " + System.getProperty("java.runtime.version"));
    log.debug("Java vendor: " + System.getProperty("java.vm.vendor"));
    log.debug("OS: " + System.getProperty("os.name") + " " + System.getProperty("os.version") + " " + System.getProperty("os.arch"));
    log.debug("Default server locale: " + Locale.getDefault());
    log.debug("Default server timezone: " + TimeZone.getDefault().getDisplayName(true, TimeZone.LONG));
    if (m_servletContext != null) {
        log.info("Servlet container: " + m_servletContext.getServerInfo());
        if (m_servletContext.getMajorVersion() < 2 || (m_servletContext.getMajorVersion() == 2 && m_servletContext.getMinorVersion() < 4)) {
            throw new InternalWikiException("I require a container which supports at least version 2.4 of Servlet specification");
        }
    }
    log.debug("Configuring WikiEngine...");
    // Initializes the CommandResolver
    m_commandResolver = new CommandResolver(this, props);
    // 
    // Create and find the default working directory.
    // 
    m_workDir = TextUtil.getStringProperty(props, PROP_WORKDIR, null);
    if (m_workDir == null) {
        m_workDir = System.getProperty("java.io.tmpdir", ".");
        m_workDir += File.separator + Release.APPNAME + "-" + m_appid;
    }
    try {
        File f = new File(m_workDir);
        f.mkdirs();
        // 
        if (!f.exists())
            throw new WikiException("Work directory does not exist: " + m_workDir);
        if (!f.canRead())
            throw new WikiException("No permission to read work directory: " + m_workDir);
        if (!f.canWrite())
            throw new WikiException("No permission to write to work directory: " + m_workDir);
        if (!f.isDirectory())
            throw new WikiException("jspwiki.workDir does not point to a directory: " + m_workDir);
    } catch (SecurityException e) {
        log.fatal("Unable to find or create the working directory: " + m_workDir, e);
        throw new IllegalArgumentException("Unable to find or create the working dir: " + m_workDir, e);
    }
    log.info("JSPWiki working directory is '" + m_workDir + "'");
    m_saveUserInfo = TextUtil.getBooleanProperty(props, PROP_STOREUSERNAME, m_saveUserInfo);
    m_useUTF8 = "UTF-8".equals(TextUtil.getStringProperty(props, PROP_ENCODING, "ISO-8859-1"));
    m_beautifyTitle = TextUtil.getBooleanProperty(props, PROP_BEAUTIFYTITLE, m_beautifyTitle);
    m_templateDir = TextUtil.getStringProperty(props, PROP_TEMPLATEDIR, "default");
    m_frontPage = TextUtil.getStringProperty(props, PROP_FRONTPAGE, "Main");
    // Initialize the page name comparator now as it may be used while
    // initializing other modules
    initPageSorter(props);
    // of a better way to do the startup-sequence.
    try {
        Class<?> urlclass = ClassUtil.findClass("org.apache.wiki.url", TextUtil.getStringProperty(props, PROP_URLCONSTRUCTOR, "DefaultURLConstructor"));
        m_urlConstructor = (URLConstructor) urlclass.newInstance();
        m_urlConstructor.initialize(this, props);
        m_pageManager = (PageManager) ClassUtil.getMappedObject(PageManager.class.getName(), this, props);
        m_pluginManager = (PluginManager) ClassUtil.getMappedObject(PluginManager.class.getName(), this, props);
        m_differenceManager = (DifferenceManager) ClassUtil.getMappedObject(DifferenceManager.class.getName(), this, props);
        m_attachmentManager = (AttachmentManager) ClassUtil.getMappedObject(AttachmentManager.class.getName(), this, props);
        m_variableManager = (VariableManager) ClassUtil.getMappedObject(VariableManager.class.getName(), props);
        // m_filterManager     = (FilterManager)ClassUtil.getMappedObject(FilterManager.class.getName(), this, props );
        m_renderingManager = (RenderingManager) ClassUtil.getMappedObject(RenderingManager.class.getName());
        m_searchManager = (SearchManager) ClassUtil.getMappedObject(SearchManager.class.getName(), this, props);
        m_authenticationManager = (AuthenticationManager) ClassUtil.getMappedObject(AuthenticationManager.class.getName());
        m_authorizationManager = (AuthorizationManager) ClassUtil.getMappedObject(AuthorizationManager.class.getName());
        m_userManager = (UserManager) ClassUtil.getMappedObject(UserManager.class.getName());
        m_groupManager = (GroupManager) ClassUtil.getMappedObject(GroupManager.class.getName());
        m_editorManager = (EditorManager) ClassUtil.getMappedObject(EditorManager.class.getName(), this);
        m_editorManager.initialize(props);
        m_progressManager = new ProgressManager();
        // Initialize the authentication, authorization, user and acl managers
        m_authenticationManager.initialize(this, props);
        m_authorizationManager.initialize(this, props);
        m_userManager.initialize(this, props);
        m_groupManager.initialize(this, props);
        m_aclManager = getAclManager();
        // Start the Workflow manager
        m_workflowMgr = (WorkflowManager) ClassUtil.getMappedObject(WorkflowManager.class.getName());
        m_workflowMgr.initialize(this, props);
        m_internationalizationManager = (InternationalizationManager) ClassUtil.getMappedObject(InternationalizationManager.class.getName(), this);
        m_templateManager = (TemplateManager) ClassUtil.getMappedObject(TemplateManager.class.getName(), this, props);
        // Since we want to use a page filters initilize() method
        // as a engine startup listener where we can initialize global event listeners,
        // it must be called lastly, so that all object references in the engine
        // are availabe to the initialize() method
        m_filterManager = (FilterManager) ClassUtil.getMappedObject(FilterManager.class.getName(), this, props);
        m_adminBeanManager = (AdminBeanManager) ClassUtil.getMappedObject(AdminBeanManager.class.getName(), this);
        // RenderingManager depends on FilterManager events.
        m_renderingManager.initialize(this, props);
        // 
        // ReferenceManager has the side effect of loading all
        // pages.  Therefore after this point, all page attributes
        // are available.
        // 
        // initReferenceManager is indirectly using m_filterManager, therefore
        // it has to be called after it was initialized.
        // 
        initReferenceManager();
        // 
        // Hook the different manager routines into the system.
        // 
        m_filterManager.addPageFilter(m_referenceManager, -1001);
        m_filterManager.addPageFilter(m_searchManager, -1002);
    } catch (RuntimeException e) {
        // RuntimeExceptions may occur here, even if they shouldn't.
        log.fatal("Failed to start managers.", e);
        throw new WikiException("Failed to start managers: " + e.getMessage(), e);
    } catch (ClassNotFoundException e) {
        log.fatal("JSPWiki could not start, URLConstructor was not found: " + e.getMessage(), e);
        throw new WikiException(e.getMessage(), e);
    } catch (InstantiationException e) {
        log.fatal("JSPWiki could not start, URLConstructor could not be instantiated: " + e.getMessage(), e);
        throw new WikiException(e.getMessage(), e);
    } catch (IllegalAccessException e) {
        log.fatal("JSPWiki could not start, URLConstructor cannot be accessed: " + e.getMessage(), e);
        throw new WikiException(e.getMessage(), e);
    } catch (Exception e) {
        // Final catch-all for everything
        log.fatal("JSPWiki could not start, due to an unknown exception when starting.", e);
        throw new WikiException("Failed to start. Caused by: " + e.getMessage() + "; please check log files for better information.", e);
    }
    // 
    try {
        if (TextUtil.getBooleanProperty(props, RSSGenerator.PROP_GENERATE_RSS, false)) {
            m_rssGenerator = (RSSGenerator) ClassUtil.getMappedObject(RSSGenerator.class.getName(), this, props);
        }
        m_pageRenamer = (PageRenamer) ClassUtil.getMappedObject(PageRenamer.class.getName(), this, props);
    } catch (Exception e) {
        log.error("Unable to start RSS generator - JSPWiki will still work, " + "but there will be no RSS feed.", e);
    }
    // Start the RSS generator & generator thread
    if (m_rssGenerator != null) {
        m_rssFile = TextUtil.getStringProperty(props, RSSGenerator.PROP_RSSFILE, "rss.rdf");
        File rssFile = null;
        if (m_rssFile.startsWith(File.separator)) {
            // honor absolute pathnames:
            rssFile = new File(m_rssFile);
        } else {
            // relative path names are anchored from the webapp root path:
            rssFile = new File(getRootPath(), m_rssFile);
        }
        int rssInterval = TextUtil.getIntegerProperty(props, RSSGenerator.PROP_INTERVAL, 3600);
        RSSThread rssThread = new RSSThread(this, rssFile, rssInterval);
        rssThread.start();
    }
    // initialization complete
    fireEvent(WikiEngineEvent.INITIALIZED);
    log.info("WikiEngine configured.");
    m_isConfigured = true;
}