var retractButton;
var cursorButton;
var bottomButton;
+var dialogBox;
+var dialogTitle;
+var dialogContent;
var metasenv = "";
function initialize()
{
- locked = document.getElementById("locked");
- unlocked = document.getElementById("unlocked");
- workarea = document.getElementById("workarea");
- scriptcell = document.getElementById("scriptcell");
- goalcell = document.getElementById("goalcell");
- goals = document.getElementById("goals");
- goalview = document.getElementById("goalview");
- filename = document.getElementById("filename");
- logarea = document.getElementById("logarea");
- advanceButton = document.getElementById("advance");
- retractButton = document.getElementById("retract");
- cursorButton = document.getElementById("cursor");
- bottomButton = document.getElementById("bottom");
-
- // hide sequent view at start
- hideSequent();
+ if (readCookie("session") == null) {
+ window.location = "/login.html"
+ } else {
+ locked = document.getElementById("locked");
+ unlocked = document.getElementById("unlocked");
+ workarea = document.getElementById("workarea");
+ scriptcell = document.getElementById("scriptcell");
+ goalcell = document.getElementById("goalcell");
+ goals = document.getElementById("goals");
+ goalview = document.getElementById("goalview");
+ filename = document.getElementById("filename");
+ logarea = document.getElementById("logarea");
+ advanceButton = document.getElementById("advance");
+ retractButton = document.getElementById("retract");
+ cursorButton = document.getElementById("cursor");
+ bottomButton = document.getElementById("bottom");
+ dialogBox = document.getElementById("dialogBox");
+ dialogTitle = document.getElementById("dialogTitle");
+ dialogContent = document.getElementById("dialogContent");
+
+ // hide sequent view at start
+ hideSequent();
+ }
}
function debug(txt)
{
- logarea.innerHTML = txt + "\n" + logarea.innerHTML;
+ // internet explorer (v.9) doesn't work with innerHTML
+ logarea.innerText = txt + "\n" + logarea.innerText;
}
function listhd(l)
}
}
+String.prototype.sescape = function() {
+ var patt1 = /%/gi;
+ var patt2 = /=/gi;
+ var patt3 = /&/gi;
+ var patt4 = /\+/gi;
+ var result = this;
+ result = result.replace(patt1,"%25");
+ result = result.replace(patt2,"%3D");
+ result = result.replace(patt3,"%26");
+ result = result.replace(patt4,"%2B");
+ return (result);
+}
+
String.prototype.unescapeHTML = function()
{
var patt1 = /<br(\/|)>/gi;
}
}
};
- req.open("POST", servicename); // + escape(unlocked.innerHTML), true);
+ req.open("POST", servicename); // + escape(unlocked.innerHTML), true);
+ req.setRequestHeader("Content-type","application/x-www-form-urlencoded");
if (reqbody) {
req.send(reqbody);
} else {
resume();
};
pause();
- callServer("advance",processor,unlocked.innerHTML.unescapeHTML());
+ callServer("advance",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
}
resume();
};
pause();
- callServer("bottom",processor,unlocked.innerHTML.unescapeHTML());
+ callServer("bottom",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
}
}
}
pause();
- callServer("advance",processor,unlocked.innerHTML.unescapeHTML());
+ callServer("advance",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
}
function retract()
{
if (is_defined(xml)) {
locked.innerHTML = "";
- unlocked.innerHTML = xml.documentElement.firstChild.data;
+ unlocked.innerHTML = xml.documentElement.textContent;
} else {
debug("file open failed");
}
};
- callServer("open?file=" + escape(filename.value),processor);
+ callServer("open",processor,"file=" + escape(filename.value));
+}
+
+function showLibrary()
+{
+ var req = null;
+ // pause();
+ if (window.XMLHttpRequest)
+ {
+ req = new XMLHttpRequest();
+ }
+ else if (window.ActiveXObject)
+ {
+ try {
+ req = new ActiveXObject("Msxml2.XMLHTTP");
+ } catch (e)
+ {
+ try {
+ req = new ActiveXObject("Microsoft.XMLHTTP");
+ } catch (e) {}
+ }
+ }
+ req.onreadystatechange = function()
+ {
+
+ rs = req.readyState;
+
+ if(rs == 4)
+ {
+ stat = req.status;
+ stxt = req.statusText;
+ if(stat == 200)
+ {
+ debug(req.responseText);
+ showDialog("<H2>Library</H2>",req.responseText);
+ }
+ }
+ };
+ req.open("POST", "viewlib"); // + escape(unlocked.innerHTML), true);
+ req.setRequestHeader("Content-type","application/x-www-form-urlencoded");
+ req.send();
+
}
var goalcell;
workarea.appendChild(goalcell);
}
+function showDialog(title,content) {
+ dialogTitle.innerHTML = title;
+ dialogContent.innerHTML = content;
+ dialogBox.style.display = "block";
+}
+
function removeElement(id) {
var element = document.getElementById(id);
element.parentNode.removeChild(element);
function test () {
debug("cursor test: " + unlocked.innerHTML.substr(0,getCursorPos()));
}
+
+function readCookie(name) {
+ var nameEQ = name + "=";
+ var ca = document.cookie.split(';');
+ for(var i=0;i < ca.length;i++) {
+ var c = ca[i];
+ while (c.charAt(0)==' ') c = c.substring(1,c.length);
+ if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
+ }
+ return null;
+}
+
+function delete_cookie ( cookie_name )
+{
+ var cookie_date = new Date(); // current date & time
+ cookie_date.setTime ( cookie_date.getTime() - 1 );
+ document.cookie = cookie_name += "=; expires=" + cookie_date.toGMTString();
+}
+
+function delete_session()
+{
+ delete_cookie("session");
+}