From 592772978cac6558dc894763e21ff568a58a4490 Mon Sep 17 00:00:00 2001 From: ulrich <undisclosed> Date: Wed, 29 Mar 2017 08:50:05 +0000 Subject: [PATCH] gemeinsame Api-Methoden der WeBox zusammengefuehrt --- src/de/uhilger/wbx/api/ApiBase.java | 132 ++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 132 insertions(+), 0 deletions(-) diff --git a/src/de/uhilger/wbx/api/ApiBase.java b/src/de/uhilger/wbx/api/ApiBase.java new file mode 100644 index 0000000..cc3d64a --- /dev/null +++ b/src/de/uhilger/wbx/api/ApiBase.java @@ -0,0 +1,132 @@ +/* + WebBox - Dein Server. + Copyright (C) 2017 Ulrich Hilger, http://uhilger.de + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU Affero 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 Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +package de.uhilger.wbx.api; + +import de.uhilger.transit.web.RequestKontext; +import de.uhilger.transit.web.WebKontext; +import de.uhilger.wbx.web.Initialiser; +import java.io.File; +import java.security.Principal; +import java.util.logging.Logger; +import javax.servlet.ServletContext; +import javax.servlet.http.HttpServletRequest; + +/** + * + */ +public abstract class ApiBase implements WebKontext, RequestKontext { + + private static final Logger logger = Logger.getLogger(ApiBase.class.getName()); + + /** Zeiger zum Servlet-Kontext dieser Anwendung */ + protected ServletContext ctx; + + /** Zeiger zum Request, der zur Ausfuehrung fuehrte */ + protected HttpServletRequest request; + + + /** + * Das Datenverzeichnis der WebBox ermitteln + * @return Ordner $wbx/daten + */ + protected File getFileBase() { + File file = null; + Object o = getServletContext().getAttribute(Initialiser.FILE_BASE); + if(o instanceof String) { + String baseStr = (String) o; + logger.fine(baseStr); + file = new File(baseStr); + } + return file; + } + + /** + * Den absoluten Pfad zum Verzeichnis ermitteln das gemaess der + * Tomcat-Doku als CATALINA_BASE der WebBox gilt + * @return absoluter Pfad zu $wbx/sys/base + */ + protected String getCatalinaBase() { + String path = getServletContext().getRealPath("/"); + logger.fine("getRealPath: " + path); // file-cms in webapps + File file = new File(path); + file = file.getParentFile().getParentFile(); + return file.getAbsolutePath(); + } + + /** + * Den absoluten Pfad zum Datenverzeichnis der WebBox ermitteln + * @return absoluter Pfad zu $wbx/daten + */ + protected String getWbxDataDir() { + return getFileBase().getAbsolutePath(); + } + + /** + * Das Verzeichnis ermitteln, in dem die WebBox laeuft + * @return der Ordner $wbx + */ + protected File getWbxDir() { + String path = getServletContext().getRealPath("/"); + logger.fine("getRealPath: " + path); + File file = new File(path); + file = file.getParentFile().getParentFile().getParentFile().getParentFile(); + logger.fine("WebBox: " + file.getAbsolutePath()); + return file; + } + + /** + * den Namen des angemeldeten Benutzers ermitteln + * @return Name des angemeldeten Benutzers oder null, wenn keiner angemeldet ist + */ + protected String getUserName() { + String userName = null; + Object p = getRequest().getUserPrincipal(); + if(p instanceof Principal) { + userName = ((Principal) p).getName(); + } + return userName; + } + + /* ------------- Implementierung WebKontext ------------- */ + + @Override + public ServletContext getServletContext() { + return ctx; + } + + @Override + public void setServletContext(ServletContext servletContext) { + this.ctx = servletContext; + } + + /* ------------- Implementierung RequestKontext ------------- */ + + @Override + public HttpServletRequest getRequest() { + return request; + } + + @Override + public void setRequest(HttpServletRequest r) { + this.request = r; + } + + + +} -- Gitblit v1.9.3