X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matitaB%2Fmatita%2Fmatitaweb.js;h=423eda674bbd1ed06c54d379dd65e56b5fb78f24;hb=0e81e658803822599b5e015aab67bc282afc9c4d;hp=e87a19f520d3171f259a7428ad58d44dff52de01;hpb=d2a3f16be6c74cc7d79198a6ed126103bb502aea;p=helm.git

diff --git a/matitaB/matita/matitaweb.js b/matitaB/matita/matitaweb.js
index e87a19f52..423eda674 100644
--- a/matitaB/matita/matitaweb.js
+++ b/matitaB/matita/matitaweb.js
@@ -15,27 +15,32 @@ 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");
+  
+    // 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)
@@ -194,6 +199,19 @@ function switch_goal(meta)
   }
 }
 
+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;
@@ -279,7 +297,8 @@ function callServer(servicename,processResponse,reqbody)
 			}
 		} 
 	};
-	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 {
@@ -312,7 +331,7 @@ function advanceForm1()
 		resume();
 	};
 	pause();
-        callServer("advance",processor,unlocked.innerHTML.unescapeHTML());
+        callServer("advance",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
   
 }
 
@@ -340,7 +359,7 @@ function gotoBottom()
                 resume();
 	};
 	pause();
-	callServer("bottom",processor,unlocked.innerHTML.unescapeHTML());
+	callServer("bottom",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
   
 }
 
@@ -380,7 +399,7 @@ function gotoPos(offset)
 		}
 	}
 	pause();
-	callServer("advance",processor,unlocked.innerHTML.unescapeHTML());
+	callServer("advance",processor,"body=" + (unlocked.innerHTML.unescapeHTML()).sescape());
 }
 
 function retract()
@@ -414,12 +433,12 @@ function openFile()
 	{
 	        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)); 
 }
 
 var goalcell;
@@ -484,3 +503,26 @@ function findNode(list, node, acc) {
 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");
+}