| <%@ page import="org.apache.log4j.*" %> |
| <%@ page import="com.ecyrd.jspwiki.*" %> |
| <%@ page import="java.util.*,java.text.SimpleDateFormat" %> |
| <%@ page import="com.ecyrd.jspwiki.tags.WikiTagBase" %> |
| <%@ page import="com.ecyrd.jspwiki.WikiProvider" %> |
| <%@ page errorPage="/Error.jsp" %> |
| <%@ taglib uri="/WEB-INF/jspwiki.tld" prefix="wiki" %> |
| |
| <%! |
| public void jspInit() |
| { |
| wiki = WikiEngine.getInstance( getServletConfig() ); |
| } |
| |
| Category log = Category.getInstance("JSPWiki"); |
| WikiEngine wiki; |
| %> |
| |
| |
| <% |
| String pagereq = wiki.safeGetParameter( request, "page" ); |
| String verstr = request.getParameter("version"); |
| int version = WikiProvider.LATEST_VERSION; |
| |
| if( verstr != null ) |
| { |
| version = Integer.parseInt(verstr); |
| } |
| |
| if( pagereq == null ) |
| { |
| throw new ServletException("No page defined"); |
| } |
| |
| String skin = wiki.getTemplateDir(); |
| |
| NDC.push( wiki.getApplicationName()+":"+pagereq ); |
| |
| WikiPage wikipage = wiki.getPage( pagereq, version ); |
| WikiPage latestversion = wiki.getPage( pagereq ); |
| |
| if( wikipage == null ) |
| { |
| wikipage = new WikiPage( pagereq ); |
| latestversion = wikipage; |
| } |
| |
| WikiContext wikiContext = new WikiContext( wiki, wikipage ); |
| wikiContext.setRequestContext( WikiContext.EDIT ); |
| wikiContext.setHttpRequest( request ); |
| |
| pageContext.setAttribute( WikiTagBase.ATTR_CONTEXT, |
| wikiContext, |
| PageContext.REQUEST_SCOPE ); |
| |
| String action = request.getParameter("action"); |
| String ok = request.getParameter("ok"); |
| String preview = request.getParameter("preview"); |
| String cancel = request.getParameter("cancel"); |
| |
| // |
| // Set the response type before we branch. |
| // |
| |
| response.setContentType("text/html; charset="+wiki.getContentEncoding() ); |
| response.addHeader( "Cache-control", "max-age=0" ); |
| response.addDateHeader( "Expires", new Date().getTime() ); |
| response.addDateHeader( "Last-Modified", new Date().getTime() ); |
| |
| //log.debug("Request character encoding="+request.getCharacterEncoding()); |
| //log.debug("Request content type+"+request.getContentType()); |
| log.debug("preview="+preview+", ok="+ok); |
| |
| if( ok != null ) |
| { |
| log.info("Saving page "+pagereq+". User="+request.getRemoteUser()+", host="+request.getRemoteHost() ); |
| |
| // FIXME: I am not entirely sure if the JSP page is the |
| // best place to check for concurrent changes. It certainly |
| // is the best place to show errors, though. |
| |
| long pagedate = Long.parseLong(request.getParameter("edittime")); |
| |
| Date change = latestversion.getLastModified(); |
| |
| if( change != null && change.getTime() != pagedate ) |
| { |
| // |
| // Someone changed the page while we were editing it! |
| // |
| |
| log.info("Page changed, warning user."); |
| |
| pageContext.forward( "PageModified.jsp" ); |
| return; |
| } |
| |
| // |
| // We expire ALL locks at this moment, simply because someone has |
| // already broken it. |
| // |
| PageLock lock = wiki.getPageManager().getCurrentLock( wikipage ); |
| wiki.getPageManager().unlockPage( lock ); |
| session.removeAttribute( "lock-"+pagereq ); |
| |
| wiki.saveText( pagereq, |
| wiki.safeGetParameter( request, "text" ), |
| request ); |
| |
| response.sendRedirect(wiki.getViewURL(pagereq)); |
| return; |
| } |
| else if( preview != null ) |
| { |
| log.debug("Previewing "+pagereq); |
| pageContext.forward( "Preview.jsp" ); |
| } |
| else if( cancel != null ) |
| { |
| log.debug("Cancelled editing "+pagereq); |
| PageLock lock = (PageLock) session.getAttribute( "lock-"+pagereq ); |
| |
| if( lock != null ) |
| { |
| wiki.getPageManager().unlockPage( lock ); |
| session.removeAttribute( "lock-"+pagereq ); |
| } |
| response.sendRedirect( wiki.getViewURL(pagereq) ); |
| return; |
| } |
| |
| log.info("Editing page "+pagereq+". User="+request.getRemoteUser()+", host="+request.getRemoteHost() ); |
| |
| // |
| // Determine and store the date the latest version was changed. Since |
| // the newest version is the one that is changed, we need to track |
| // that instead of the edited version. |
| // |
| long lastchange = 0; |
| |
| Date d = latestversion.getLastModified(); |
| if( d != null ) lastchange = d.getTime(); |
| |
| pageContext.setAttribute( "lastchange", |
| Long.toString( lastchange ), |
| PageContext.REQUEST_SCOPE ); |
| |
| // |
| // Attempt to lock the page. |
| // |
| PageLock lock = wiki.getPageManager().lockPage( wikipage, |
| wiki.getValidUserName(request) ); |
| |
| if( lock != null ) |
| { |
| session.setAttribute( "lock-"+pagereq, lock ); |
| } |
| |
| String contentPage = "templates/"+skin+"/EditTemplate.jsp"; |
| %> |
| |
| <wiki:Include page="<%=contentPage%>" /> |
| |
| <% |
| NDC.pop(); |
| NDC.remove(); |
| %> |