+++ /dev/null
-/*
- * Sone - PageToadlet.java - Copyright © 2010–2020 David Roden
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package net.pterodactylus.sone.web.page;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.net.URI;
-
-import net.pterodactylus.sone.utils.AutoCloseableBucket;
-import net.pterodactylus.util.web.Header;
-import net.pterodactylus.util.web.Method;
-import net.pterodactylus.util.web.Page;
-import net.pterodactylus.util.web.Response;
-
-import freenet.client.HighLevelSimpleClient;
-import freenet.clients.http.LinkEnabledCallback;
-import freenet.clients.http.LinkFilterExceptedToadlet;
-import freenet.clients.http.SessionManager;
-import freenet.clients.http.Toadlet;
-import freenet.clients.http.ToadletContext;
-import freenet.clients.http.ToadletContextClosedException;
-import freenet.support.MultiValueTable;
-import freenet.support.api.HTTPRequest;
-
-/**
- * {@link Toadlet} implementation that is wrapped around a {@link Page}.
- */
-public class PageToadlet extends Toadlet implements LinkEnabledCallback, LinkFilterExceptedToadlet {
-
- private final SessionManager sessionManager;
-
- /** The name of the menu item. */
- private final String menuName;
-
- /** The page that handles processing. */
- private final Page<FreenetRequest> page;
-
- /** The path prefix for the page. */
- private final String pathPrefix;
-
- /**
- * Creates a new toadlet that hands off processing to a {@link Page}.
- *
- * @param highLevelSimpleClient
- * The high-level simple client
- * @param menuName
- * The name of the menu item
- * @param page
- * The page to handle processing
- * @param pathPrefix
- * Prefix that is prepended to all {@link Page#getPath()} return
- * values
- */
- protected PageToadlet(HighLevelSimpleClient highLevelSimpleClient, SessionManager sessionManager, String menuName, Page<FreenetRequest> page, String pathPrefix) {
- super(highLevelSimpleClient);
- this.sessionManager = sessionManager;
- this.menuName = menuName;
- this.page = page;
- this.pathPrefix = pathPrefix;
- }
-
- /**
- * Returns the name to display in the menu.
- *
- * @return The name in the menu
- */
- public String getMenuName() {
- return menuName;
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public String path() {
- return pathPrefix + page.getPath();
- }
-
- /**
- * Handles a HTTP GET request.
- *
- * @param uri
- * The URI of the request
- * @param httpRequest
- * The HTTP request
- * @param toadletContext
- * The toadlet context
- * @throws IOException
- * if an I/O error occurs
- * @throws ToadletContextClosedException
- * if the toadlet context is closed
- */
- public void handleMethodGET(URI uri, HTTPRequest httpRequest, ToadletContext toadletContext) throws IOException, ToadletContextClosedException {
- handleRequest(new FreenetRequest(uri, Method.GET, httpRequest, toadletContext, sessionManager));
- }
-
- /**
- * Handles a HTTP POST request.
- *
- * @param uri
- * The URI of the request
- * @param httpRequest
- * The HTTP request
- * @param toadletContext
- * The toadlet context
- * @throws IOException
- * if an I/O error occurs
- * @throws ToadletContextClosedException
- * if the toadlet context is closed
- */
- public void handleMethodPOST(URI uri, HTTPRequest httpRequest, ToadletContext toadletContext) throws IOException, ToadletContextClosedException {
- handleRequest(new FreenetRequest(uri, Method.POST, httpRequest, toadletContext, sessionManager));
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public String toString() {
- return getClass().getName() + "[path=" + path() + ",page=" + page + "]";
- }
-
- /**
- * Handles a HTTP request.
- *
- * @param pageRequest
- * The request to handle
- * @throws IOException
- * if an I/O error occurs
- * @throws ToadletContextClosedException
- * if the toadlet context is closed
- */
- private void handleRequest(FreenetRequest pageRequest) throws IOException, ToadletContextClosedException {
- try (AutoCloseableBucket pageBucket = new AutoCloseableBucket(pageRequest.getToadletContext().getBucketFactory().makeBucket(-1));
- OutputStream pageBucketOutputStream = pageBucket.getBucket().getOutputStream()) {
- Response pageResponse = page.handleRequest(pageRequest, new Response(pageBucketOutputStream));
- MultiValueTable<String, String> headers = new MultiValueTable<>();
- if (pageResponse.getHeaders() != null) {
- for (Header header : pageResponse.getHeaders()) {
- for (String value : header) {
- headers.put(header.getName(), value);
- }
- }
- }
- writeReply(pageRequest.getToadletContext(), pageResponse.getStatusCode(), pageResponse.getContentType(), pageResponse.getStatusText(), headers, pageBucket.getBucket());
- }
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public boolean isEnabled(ToadletContext toadletContext) {
- if (page instanceof LinkEnabledCallback) {
- return ((LinkEnabledCallback) page).isEnabled(toadletContext);
- }
- return true;
- }
-
- //
- // LINKFILTEREXCEPTEDTOADLET METHODS
- //
-
- /**
- * {@inheritDoc}
- */
- @Override
- public boolean isLinkExcepted(URI link) {
- return (page instanceof FreenetPage) && ((FreenetPage) page).isLinkExcepted(link);
- }
-
-}
projects / Sone.git / blobdiff