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ajaxify the refresh

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This commit is contained in:
zzz
2012-02-23 17:41:06 +00:00
parent a288fc52e0
commit 141ad67650
3 changed files with 89 additions and 21 deletions
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6
apps/i2psnark/java/build.xml
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@ -98,10 +98,14 @@
<copy todir="build/icons/.icons" > <copy todir="build/icons/.icons" >
<fileset dir="../icons/" /> <fileset dir="../icons/" />
</copy> </copy>
<copy todir="build/js/.js" >
<fileset dir="../js/" />
</copy>
<war destfile="../i2psnark.war" webxml="../web.xml" > <war destfile="../i2psnark.war" webxml="../web.xml" >
<!-- include only the web stuff, as of 0.7.12 the router will add i2psnark.jar to the classpath for the war --> <!-- include only the web stuff, as of 0.7.12 the router will add i2psnark.jar to the classpath for the war -->
<classes dir="./build/obj" includes="**/web/*.class" /> <classes dir="./build/obj" includes="**/web/*.class" />
<fileset dir="build/icons/" /> <fileset dir="build/icons/" />
<fileset dir="build/js/" />
<manifest> <manifest>
<attribute name="Implementation-Version" value="${full.version}" /> <attribute name="Implementation-Version" value="${full.version}" />
<attribute name="Build-Date" value="${build.timestamp}" /> <attribute name="Build-Date" value="${build.timestamp}" />
@ -113,7 +117,7 @@
<target name="warUpToDate"> <target name="warUpToDate">
<uptodate property="war.uptodate" targetfile="../i2psnark.war" > <uptodate property="war.uptodate" targetfile="../i2psnark.war" >
<srcfiles dir= "." includes="build/obj/org/klomp/snark/web/*.class ../icons/* ../web.xml" /> <srcfiles dir= "." includes="build/obj/org/klomp/snark/web/*.class ../icons/* ../js/* ../web.xml" />
</uptodate> </uptodate>
</target> </target>

67
apps/i2psnark/java/src/org/klomp/snark/web/I2PSnarkServlet.java
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@ -102,7 +102,8 @@ public class I2PSnarkServlet extends Default {
protected Resource getResource(String pathInContext) throws IOException protected Resource getResource(String pathInContext) throws IOException
{ {
if (pathInContext == null || pathInContext.equals("/") || pathInContext.equals("/index.jsp") || if (pathInContext == null || pathInContext.equals("/") || pathInContext.equals("/index.jsp") ||
pathInContext.equals("/index.html") || pathInContext.startsWith("/.icons/")) pathInContext.equals("/index.html") || pathInContext.startsWith("/.icons/") ||
pathInContext.startsWith("/.js/") || pathInContext.startsWith("/.ajax/"))
return super.getResource(pathInContext); return super.getResource(pathInContext);
// files in the i2psnark/ directory // files in the i2psnark/ directory
return _resourceBase.addPath(pathInContext); return _resourceBase.addPath(pathInContext);
@ -151,6 +152,17 @@ public class I2PSnarkServlet extends Default {
_imgPath = _themePath + "images/"; _imgPath = _themePath + "images/";
// this is the part after /i2psnark // this is the part after /i2psnark
String path = req.getServletPath(); String path = req.getServletPath();
// AJAX for mainsection
if ("/.ajax/xhr1.html".equals(path)) {
resp.setCharacterEncoding("UTF-8");
resp.setContentType("text/html; charset=UTF-8");
PrintWriter out = resp.getWriter();
writeMessages(out);
writeTorrents(out, req);
return;
}
boolean isConfigure = "/configure".equals(path); boolean isConfigure = "/configure".equals(path);
// index.jsp doesn't work, it is grabbed by the war handler before here // index.jsp doesn't work, it is grabbed by the war handler before here
if (!(path == null || path.equals("/") || path.equals("/index.jsp") || path.equals("/index.html") || path.equals("/_post") || isConfigure)) { if (!(path == null || path.equals("/") || path.equals("/index.jsp") || path.equals("/index.html") || path.equals("/_post") || isConfigure)) {
@ -208,13 +220,18 @@ public class I2PSnarkServlet extends Default {
out.write("</title>\n"); out.write("</title>\n");
// we want it to go to the base URI so we don't refresh with some funky action= value // we want it to go to the base URI so we don't refresh with some funky action= value
int delay = 0;
if (!isConfigure) { if (!isConfigure) {
int delay = _manager.getRefreshDelaySeconds(); delay = _manager.getRefreshDelaySeconds();
if (delay > 0) if (delay > 0)
out.write("<meta http-equiv=\"refresh\" content=\"" + delay + ";/i2psnark/" + peerString + "\">\n"); //out.write("<meta http-equiv=\"refresh\" content=\"" + delay + ";/i2psnark/" + peerString + "\">\n");
out.write("<script src=\"/i2psnark/.js/i2psnark.js\" type=\"text/javascript\"></script>\n");
} }
out.write(HEADER_A + _themePath + HEADER_B); out.write(HEADER_A + _themePath + HEADER_B + "</head>\n");
out.write("</head><body>"); if (isConfigure || delay <= 0)
out.write("<body>");
else
out.write("<body onload=\"initAjax(" + (delay * 1000) + ")\">");
out.write("<center>"); out.write("<center>");
if (isConfigure) { if (isConfigure) {
out.write("<div class=\"snarknavbar\"><a href=\"/i2psnark/\" title=\""); out.write("<div class=\"snarknavbar\"><a href=\"/i2psnark/\" title=\"");
@ -249,26 +266,36 @@ public class I2PSnarkServlet extends Default {
String newURL = req.getParameter("newURL"); String newURL = req.getParameter("newURL");
if (newURL != null && newURL.trim().length() > 0 && req.getMethod().equals("GET")) if (newURL != null && newURL.trim().length() > 0 && req.getMethod().equals("GET"))
_manager.addMessage(_("Click \"Add torrent\" button to fetch torrent")); _manager.addMessage(_("Click \"Add torrent\" button to fetch torrent"));
out.write("<div class=\"page\"><div class=\"mainsection\"><div class=\"snarkMessages\"><table><tr><td align=\"left\"><pre>"); out.write("<div class=\"page\"><div id=\"mainsection\" class=\"mainsection\">");
writeMessages(out);
if (isConfigure) {
// end of mainsection div
out.write("<div class=\"logshim\"></div></div>\n");
writeConfigForm(out, req);
writeTrackerForm(out, req);
} else {
writeTorrents(out, req);
// end of mainsection div
out.write("</div><div id=\"lowersection\">\n");
writeAddForm(out, req);
writeSeedForm(out, req);
writeConfigLink(out);
// end of lowersection div
out.write("</div>\n");
}
out.write(FOOTER);
}
private void writeMessages(PrintWriter out) throws IOException {
out.write("<div class=\"snarkMessages\"><table><tr><td align=\"left\"><pre>");
List msgs = _manager.getMessages(); List msgs = _manager.getMessages();
for (int i = msgs.size()-1; i >= 0; i--) { for (int i = msgs.size()-1; i >= 0; i--) {
String msg = (String)msgs.get(i); String msg = (String)msgs.get(i);
out.write(msg + "\n"); out.write(msg + "\n");
} }
out.write("</pre></td></tr></table></div>"); out.write("</pre></td></tr></table></div>");
if (isConfigure) {
out.write("<div class=\"logshim\"></div></div>\n");
writeConfigForm(out, req);
writeTrackerForm(out, req);
} else {
writeTorrents(out, req);
out.write("</div>\n");
writeAddForm(out, req);
writeSeedForm(out, req);
writeConfigLink(out);
}
out.write(FOOTER);
} }
private void writeTorrents(PrintWriter out, HttpServletRequest req) throws IOException { private void writeTorrents(PrintWriter out, HttpServletRequest req) throws IOException {
@ -1356,7 +1383,7 @@ public class I2PSnarkServlet extends Default {
"</form></div></div>"); "</form></div></div>");
} }
private static final int[] times = { 30, 60, 2*60, 5*60, 10*60, 30*60, -1 }; private static final int[] times = { 5, 15, 30, 60, 2*60, 5*60, 10*60, 30*60, -1 };
private void writeConfigForm(PrintWriter out, HttpServletRequest req) throws IOException { private void writeConfigForm(PrintWriter out, HttpServletRequest req) throws IOException {
String dataDir = _manager.getDataDir().getAbsolutePath(); String dataDir = _manager.getDataDir().getAbsolutePath();

37
apps/i2psnark/js/i2psnark.js Normal file
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@ -0,0 +1,37 @@
//var page = "home";
function ajax(url,target) {
// native XMLHttpRequest object
if (window.XMLHttpRequest) {
req = new XMLHttpRequest();
req.onreadystatechange = function() {ajaxDone(target);};
req.open("GET", url, true);
req.send(null);
// IE/Windows ActiveX version
} else if (window.ActiveXObject) {
req = new ActiveXObject("Microsoft.XMLDOM");
if (req) {
req.onreadystatechange = function() {ajaxDone(target);};
req.open("GET", url, true);
req.send(null);
}
}
//setTimeout("ajax(page,'scriptoutput')", 5000);
}
function ajaxDone(target) {
// only if req is "loaded"
if (req.readyState == 4) {
// only if "OK"
if (req.status == 200) {
results = req.responseText;
document.getElementById(target).innerHTML = results;
document.getElementById("lowersection").style.display="block";
} else {
document.getElementById(target).innerHTML="<b>Router is down</b>";
document.getElementById("lowersection").style.display="none";
}
}
}
function requestAjax1() { ajax("/i2psnark/.ajax/xhr1.html", "mainsection"); }
function initAjax(delayMs) { setInterval(requestAjax1, delayMs); }