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Code Issues Releases Wiki Activity

Webserver javascripts updates

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Replaces DOM based dynamic jscript elements with XMLHttpRequests
and JSON replies.
Not yet on all pages.
This commit is contained in:
mvoelkel
2015-09-06 22:06:38 +02:00
parent f73ea934ff
commit 73bf0bd413
8 changed files with 211 additions and 151 deletions
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48
octoserve/var/www/update.html
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@@ -12,8 +12,6 @@
<script type="text/javascript">
isChecking = false;
UpdateInfo = "";
CheckDone = false;
UpdateAvailable = false;
function FWVersion(fwdate)
@@ -37,31 +35,37 @@ function FWVersion(fwdate)
return ("?");
}
var xmlhttp = new XMLHttpRequest();
function CheckUpdateDone()
xmlhttp.onreadystatechange=function() {
if (xmlhttp.readyState == 4 )
{
if ( xmlhttp.status == 200)
{
myFunction(xmlhttp.responseText);
}
isChecking = false;
}
}
function Request(url)
{
if( CheckDone )
{
script = document.getElementById("script1");
head = document.getElementsByTagName('head')[0];
head.removeChild(script);
if( UpdateInfo != "" )
xmlhttp.open("GET", url, true);
xmlhttp.send();
}
function myFunction(response) {
var UpdateStatus = JSON.parse(response);
if( UpdateStatus.Info != "" )
{
document.getElementById("UpdateButton").value = "Update";
document.getElementById("updatemsg").firstChild.nodeValue = "New firmware/system package available";
document.getElementById("updatestatus").firstChild.nodeValue = "Version: " + FWVersion(UpdateInfo);
document.getElementById("updatestatus").firstChild.nodeValue = "Version: " + FWVersion(UpdateStatus.Info);
UpdateAvailable = true;
}
else
document.getElementById("updatestatus").firstChild.nodeValue = "No update available";
isChecking = false;
document.getElementById("UpdateButton").disabled = false;
}
else
{
window.setTimeout(CheckUpdateDone,100);
}
}
function CheckUpdate()
@@ -76,15 +80,7 @@ function CheckUpdate()
}
else
{
CheckDone = false;
document.getElementById("updatestatus").firstChild.nodeValue = "***** Checking ******";
head = document.getElementsByTagName('head')[0];
newscript = document.createElement('script');
newscript.id = "script1";
newscript.type = "text/javascript";
newscript.src = "/update.lua?check";
head.appendChild(newscript);
window.setTimeout(CheckUpdateDone,100);
Request("/update.lua?check");
}
}
}