Mercurial > hg > digilib-old

--- a/client/digitallibrary/digicat.jsp	Fri Jul 09 02:15:54 2004 +0200
+++ b/client/digitallibrary/digicat.jsp	Fri Jul 09 02:15:54 2004 +0200
@@ -1,67 +1,172 @@
-<%@ page language="java" %>
-
-<%!
-// authentication stuff - robert
-// -----------------------------
-// create DocumentBean instance for all JSP requests
-digilib.servlet.DocumentBean docBean = new digilib.servlet.DocumentBean();
-
-// initialize DocumentBean instance in JSP init
-public void jspInit() {
-    try {
-        // set servlet init-parameter
-        docBean.setConfig(getServletConfig());
-    } catch (javax.servlet.ServletException e) {
-        System.out.println(e);
-    }
-}
-%>
-
-<%
-// set up request object for base URL
-digilib.servlet.DigilibRequest dlRequest = new digilib.servlet.DigilibRequest(request);
-// check if authentication is needed and redirect if necessary
-docBean.doAuthentication(dlRequest, response);
-
-// add number of pages
-dlRequest.setValue("pt", docBean.getNumPages(dlRequest));
-%>
-
-<html>
-<head>
-
-<script language="JavaScript">
-
-var baseUrl = "<%= dlRequest.getAsString("base.url") %>";
-
-// the document's query string (minus "?")
-var query = location.search.substring(1);
-
-// first page number
-var firstPage = <%= docBean.getFirstPage(dlRequest) %>;
-
-// number of pages of the document
-var numPages = <%= docBean.getNumPages(dlRequest) %>;
-
-    // browser version test to include the corresponding navigation-file
-    if ((navigator.appName.toLowerCase() == "netscape") && (parseFloat(navigator.appVersion) < 5.0)) {
-        top.document.write('<script src="navcat_n4.js"><\/script>');
-    } else if (navigator.appName.toLowerCase() == "netscape") {
-        top.document.write('<script src="navcat_n6.js"><\/script>');
-    } else if ((navigator.appName.toLowerCase() == "microsoft internet explorer") && (parseFloat(navigator.appVersion) >= 4.0)) {
-    	top.document.write('<script src="navcat_ie.js"><\/script>');
-    } else {
-        alert('Your browser is not directly supported by this client right now.\n\nLoading now the optimised version for Netscape 6, that sticks the most to the w3c specifications.');
-        top.document.write('<script src="navcat_n6.js"><\/script>');
-    }
-
-</script>
-
-</head>
-
-<frameset cols="*,90" boder="no" border="0" onLoad="whichFrame = parent.mainFrame; initPicture(query); loadThumbTable(); initScripts();">
-  <frame name="mainFrame" src="about:blank">
-  <frame name="rightFrame" src="navcat.html" scrolling="no" noresize>
-</frameset>
-
-</html>
+<%@ page language="java" %>
+
+<%!
+// authentication stuff - robert
+// -----------------------------
+// create DocumentBean instance for all JSP requests
+digilib.servlet.DocumentBean docBean = new digilib.servlet.DocumentBean();
+
+// initialize DocumentBean instance in JSP init
+public void jspInit() {
+    try {
+        // set servlet init-parameter
+        docBean.setConfig(getServletConfig());
+    } catch (javax.servlet.ServletException e) {
+        System.out.println(e);
+    }
+}
+%>
+
+
+<%
+
+// parsing the query
+// -----------------
+
+digilib.servlet.DigilibRequest dcRequest = new digilib.servlet.DigilibRequest(request);
+// check if authentication is needed and redirect if necessary
+docBean.doAuthentication(dcRequest, response);
+
+%>
+
+
+<%
+
+// the different levels of presentation
+// ------------------------------------
+
+
+// level 3 representation hack - lugi
+      // it would be much more interesting to check
+      // if the sidebar is actually installed and in
+      // the case it isn't - automatically do it.
+      // however this requires client-side tests and
+      // so slows down everything.
+      // we might want to talk about it for a future
+      // release
+
+if (dcRequest.getAsInt("lv") == 3) {
+  String userAgent = request.getHeader("User-Agent").toLowerCase();
+
+  if (userAgent.indexOf("mozilla/5.0") == 0) {
+
+    // mozilla 5 that does not support xul-sidebars
+    if (userAgent.indexOf("opera")     > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("chimera")   > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("camino")    > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("konqueror") > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("safari")    > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("galeon")    > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("skipstone") > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("k-meleon")  > -1) dcRequest.setValue("lv", 2);
+    if (userAgent.indexOf("firefox")   > -1) dcRequest.setValue("lv", 2);
+
+    // the chance is quite big, that the browser supports xul-sidebars
+    dcRequest.setValue("lv", 1);
+
+  } else {
+
+    // redirect to level 2 because of definitive lack of sidebar support
+    dcRequest.setValue("lv", 2);
+  }
+}
+
+
+
+switch (dcRequest.getAsInt("lv")) {
+
+  // LEVEL 0 --------------------------------------------------------------
+
+  case 0:
+%>
+
+<%
+    break; // level 0
+
+
+
+
+  // LEVEL 1 --------------------------------------------------------------
+
+  case 1:
+
+    // set number of pages
+    dcRequest.setValue("pt", docBean.getNumPages(dcRequest));
+%>
+<html>
+<head>
+
+<style type="text/css">
+td {
+  font-family: Helvetica, Arial, sans-serif;
+  font-size: 11px;
+  color: #FFFFFF;
+  text-align: center;
+  vertical-align: middle;
+}
+</style>
+
+<script src="navcat.js" type="text/javascript"></script>
+<script type="text/javascript">
+
+var baseUrl = "<%= dcRequest.getAsString("base.url") %>";
+
+newParameter('fn', '<%= dcRequest.getFilePath() %>', '', 1);
+newParameter('pn', '<%= dcRequest.getAsString("pn") %>', '1', 1);
+newParameter('pt', '<%= dcRequest.getAsString("pt") %>', '<%= dcRequest.getAsString("pt") %>', 9);
+
+newParameter('mo', '<%= dcRequest.getAsString("mo") %>', '6x4', 1);
+
+newParameter('dw', '<%= dcRequest.getAsString("dw") %>', '0', 1);
+newParameter('dh', '<%= dcRequest.getAsString("dh") %>', '0', 1);
+
+</script>
+
+</head>
+
+<body bgcolor="#666666">
+
+<div align="center">
+<script type="text/javascript">
+  init();
+</script>
+</div>
+
+</body>
+
+</html>
+<%
+    break; // level 1
+
+
+
+
+  // LEVEL 2 --------------------------------------------------------------
+
+  case 2:
+%>
+
+<%
+    // retrieve request in new paramter format and redirect to level 1
+    dcRequest.setValue("lv", 1);
+    String query = "digicat.jsp?" + dcRequest.getAsString();
+%>
+
+<html>
+<head>
+<title>Digital Document Library - Alcatraz (Level 2)</title>
+</head>
+
+<frameset cols="*,90" border="0">
+  <frame name="mainFrame" src="<%= query %>" scrolling="auto">
+  <frame name="rightFrame" src="dcMenu.html" scrolling="no" noresize>
+</frameset>
+
+</html>
+
+<%
+    break; // level 2
+
+} // end switch
+
+%>