org.blojsom.plugin.velocity
Class StandaloneVelocityPlugin

java.lang.Object
  org.blojsom.plugin.velocity.StandaloneVelocityPlugin

All Implemented Interfaces:

BlojsomConstants, BlojsomPlugin

Direct Known Subclasses:

DailyPostingPlugin, MoblogPlugin, TechnoratiTagsPlugin

public abstract class StandaloneVelocityPlugin

extends java.lang.Object

implements BlojsomPlugin, BlojsomConstants

StandalongVelocityPlugin

Since:

blojsom 2.25

Version:

$Id: StandaloneVelocityPlugin.java,v 1.3 2006/01/04 16:53:12 czarneckid Exp $

Author:

David Czarnecki

Field Summary

protected java.lang.String	_baseConfigurationDirectory
protected java.lang.String	_installationDirectory
protected org.apache.commons.logging.Log	_logger
protected java.lang.String	_templatesDirectory
protected java.util.Properties	_velocityProperties

Fields inherited from interface org.blojsom.util.BlojsomConstants

ADMINISTRATORS_IP, BLOG_ADMIN_URL_IP, BLOG_ADMINISTRATION_LOCALE_IP, BLOG_AUTHORIZATION_IP, BLOG_BASE_URL_IP, BLOG_BLACKLIST_FILE_IP, BLOG_COMMENTS_DIRECTORY_IP, BLOG_COMMENTS_ENABLED_IP, BLOG_COUNTRY_DEFAULT, BLOG_COUNTRY_IP, BLOG_DEFAULT_CATEGORY_EXCLUSION_MAPPING_IP, BLOG_DEFAULT_CATEGORY_MAPPING_IP, BLOG_DEFAULT_FETCHER, BLOG_DEFAULT_FILE_EXTENSION_IP, BLOG_DEFAULT_FLAVOR_IP, BLOG_DEFAULT_PROPERTIES, BLOG_DEPTH_IP, BLOG_DESCRIPTION_IP, BLOG_DIRECTORY_FILTER_IP, BLOG_EMAIL_ENABLED_IP, BLOG_ENTRIES_DISPLAY_DEFAULT, BLOG_ENTRIES_DISPLAY_IP, BLOG_ENTRY_META_DATA_EXTENSION_IP, BLOG_FILE_ENCODING_IP, BLOG_FILE_EXTENSIONS_IP, BLOG_HOME_IP, BLOG_LANGUAGE_DEFAULT, BLOG_LANGUAGE_IP, BLOG_NAME_IP, BLOG_OWNER, BLOG_OWNER_EMAIL, BLOG_PERMISSIONS_IP, BLOG_PINGBACKS_DIRECTORY_IP, BLOG_PINGBACKS_ENABLED_IP, BLOG_PROPERTIES_EXTENSIONS_IP, BLOG_TRACKBACK_DIRECTORY_IP, BLOG_TRACKBACKS_ENABLED_IP, BLOG_URL_IP, BLOJSOM_ALL_CATEGORIES, BLOJSOM_AUTHORIZATION_PROVIDER_IP, BLOJSOM_BLOG, BLOJSOM_BLOG_HOME_IP, BLOJSOM_BROADCASTER_IP, BLOJSOM_CATEGORIES, BLOJSOM_COMMENTS_ENABLED, BLOJSOM_CONFIGURATION_BASE_DIRECTORY_IP, BLOJSOM_CONFIGURATION_IP, BLOJSOM_DATE, BLOJSOM_DATE_ISO8601, BLOJSOM_DATE_OBJECT, BLOJSOM_DATE_UTC, BLOJSOM_DEFAULT_BROADCASTER, BLOJSOM_DEFAULT_CONFIGURATION_BASE_DIRECTORY, BLOJSOM_DEFAULT_RESOURCE_DIRECTORY, BLOJSOM_DEFAULT_RESOURCE_MANAGER, BLOJSOM_DEFAULT_TEMPLATES_DIRECTORY, BLOJSOM_DEFAULT_USER_IP, BLOJSOM_EMAIL_ENABLED, BLOJSOM_ENTRIES, BLOJSOM_FETCHER_IP, BLOJSOM_FLAVOR_CONFIGURATION_IP, BLOJSOM_INSTALLATION_DIRECTORY_IP, BLOJSOM_INSTALLED_LOCALES_IP, BLOJSOM_LAST_MODIFIED, BLOJSOM_LISTENER_CONFIGURATION_IP, BLOJSOM_PERMALINK, BLOJSOM_PERMALINK_NEXT_ENTRY, BLOJSOM_PERMALINK_PREVIOUS_ENTRY, BLOJSOM_PLUGIN_CHAIN, BLOJSOM_PLUGIN_CONFIGURATION_IP, BLOJSOM_PLUGINS, BLOJSOM_REQUESTED_CATEGORY, BLOJSOM_REQUESTED_FLAVOR, BLOJSOM_RESOURCE_DIRECTORY_IP, BLOJSOM_RESOURCE_MANAGER_BUNDLES_IP, BLOJSOM_RESOURCE_MANAGER_CONTEXT_KEY, BLOJSOM_RESOURCE_MANAGER_IP, BLOJSOM_SITE_URL, BLOJSOM_TEMPLATES_DIRECTORY_IP, BLOJSOM_USER, BLOJSOM_USERS_IP, BLOJSOM_VERSION, BLOJSOM_VERSION_NUMBER, CACHE_CONTROL_HTTP_HEADER, CATEGORY_PARAM, COMMENT_EXTENSION, DEFAULT_AUTHORIZATION_PROVIDER, DEFAULT_COMMENTS_DIRECTORY, DEFAULT_DIGEST_ALGORITHM, DEFAULT_DISPATCHER_CONFIGURATION_FILE, DEFAULT_ENTRY_EXTENSION, DEFAULT_FLAVOR_CONFIGURATION_FILE, DEFAULT_FLAVOR_HTML, DEFAULT_METADATA_EXTENSION, DEFAULT_PERMISSIONS_CONFIGURATION_FILE, DEFAULT_PINGBACKS_DIRECTORY, DEFAULT_PLUGIN_CONFIGURATION_FILE, DEFAULT_PROPERTIES_EXTENSIONS, DEFAULT_TRACKBACK_DIRECTORY, DESCRIPTION_KEY, DIGEST_ALGORITHM, FLAVOR_PARAM, HTTP_ETAG, HTTP_LASTMODIFIED, INFINITE_BLOG_DEPTH, ISO_8601_DATE_FORMAT, LINE_SEPARATOR, LINEAR_NAVIGATION_ENABLED_IP, MAX_HASHABLE_LENGTH, NAME_KEY, NO_CACHE_HTTP_HEADER_VALUE, OVERRIDE_LASTMODIFIED_PARAM, PAGE_PARAM, PAGE_PARAM_ARCHIVE, PERMALINK_PARAM, PINGBACK_EXTENSION, PLUGINS_PARAM, PRAGMA_HTTP_HEADER, PREFERRED_SYNDICATION_FLAVOR, RECURSIVE_CATEGORIES, REDIRECT_TO_PARAM, RFC_822_DATE_FORMAT, SHORT_ISO_8601_DATE_FORMAT, TRACKBACK_EXTENSION, USE_ENCRYPTED_PASSWORDS, UTC_DATE_FORMAT, UTF8, WHITESPACE, XMLRPC_ENABLED_IP

Constructor Summary

StandaloneVelocityPlugin()

Method Summary

protected java.lang.String	getVelocityFileLoaderPath(java.lang.String userId) Return a path appropriate for the Velocity file resource loader
void	init(javax.servlet.ServletConfig servletConfig, BlojsomConfiguration blojsomConfiguration) Initialize this plugin.
protected java.lang.String	mergeTemplate(java.lang.String template, BlogUser user, java.util.Map context) Merge a given template for the user with the appropriate context

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.blojsom.plugin.BlojsomPlugin

cleanup, destroy, process

Field Detail

_logger

protected org.apache.commons.logging.Log _logger

_installationDirectory

protected java.lang.String _installationDirectory

_baseConfigurationDirectory

protected java.lang.String _baseConfigurationDirectory

_templatesDirectory

protected java.lang.String _templatesDirectory

_velocityProperties

protected java.util.Properties _velocityProperties

Constructor Detail

StandaloneVelocityPlugin

public StandaloneVelocityPlugin()

Method Detail

init

public void init(javax.servlet.ServletConfig servletConfig,
                 BlojsomConfiguration blojsomConfiguration)
          throws BlojsomPluginException

Initialize this plugin. This method only called when the plugin is instantiated.

Specified by:

init in interface BlojsomPlugin

Parameters:

servletConfig - Servlet config object for the plugin to retrieve any initialization parameters

blojsomConfiguration - BlojsomConfiguration information

Throws:

BlojsomPluginException - If there is an error initializing the plugin

getVelocityFileLoaderPath

protected java.lang.String getVelocityFileLoaderPath(java.lang.String userId)

Return a path appropriate for the Velocity file resource loader

Parameters:

userId - User ID

Returns:

blojsom installation directory + base configuration directory + user id + templates directory

mergeTemplate

protected java.lang.String mergeTemplate(java.lang.String template,
                                         BlogUser user,
                                         java.util.Map context)

Merge a given template for the user with the appropriate context

Parameters:

template - Template

user - BlogUser information

context - Context with objects for use in the template

Returns:

Merged template or null if there was an error setting properties, loading the template, or merging the template