From c200dcd5d200108db5479afae0dac3e508676522 Mon Sep 17 00:00:00 2001
From: "Davide P. Cervone" <dpvc@union.edu>
Date: Fri, 18 Feb 2011 09:03:51 -0500
Subject: [PATCH] Add a warning message (but in a separate file so that
 MathJax.js doesn't have to be any bigger) for when no configuration was done
 (when v1.0.x would load the config/MathJax.js file)

---
 MathJax.js                          |   2 +-
 extensions/v1.0-warning.js          |  16 ++++
 unpacked/MathJax.js                 |   4 +-
 unpacked/extensions/v1.0-warning.js | 129 ++++++++++++++++++++++++++++
 4 files changed, 148 insertions(+), 3 deletions(-)
 create mode 100644 extensions/v1.0-warning.js
 create mode 100644 unpacked/extensions/v1.0-warning.js

diff --git a/MathJax.js b/MathJax.js
index aa04f5200..3f5f2c062 100644
--- a/MathJax.js
+++ b/MathJax.js
@@ -26,5 +26,5 @@ if (!window.MathJax) {window.MathJax = {}}
 
 MathJax.isPacked = true;
 
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(Apple)?WebKit\//)!=null&&window.chrome==null),isChrome:(window.chrome!=null&&window.chrome.loadTimes!=null),isOpera:(window.opera!=null&&window.opera.version!=null),isKonqueror:(window.hasOwnProperty&&window.hasOwnProperty("konqueror")&&navigator.vendor=="KDE"),versionAtLeast:function(x){var w=(this.version).split(".");x=(new String(x)).split(".");for(var y=0,j=x.length;y<j;y++){if(w[y]!=x[y]){return parseInt(w[y]||"0")>=parseInt(x[y])}}return true},Select:function(j){var i=j[c.Browser];if(i){return i(c.Browser)}return null}};var g=navigator.userAgent.replace(/^Mozilla\/(\d+\.)+\d+ /,"").replace(/[a-z][-a-z0-9._: ]+\/\d+[^ ]*-[^ ]*\.([a-z][a-z])?\d+ /i,"").replace(/Gentoo |Ubuntu\/(\d+\.)*\d+ (\([^)]*\) )?/,"");c.Browser=c.Insert(c.Insert(new String("Unknown"),{version:"0.0"}),a);for(var t in a){if(a.hasOwnProperty(t)){if(a[t]&&t.substr(0,2)==="is"){t=t.slice(2);if(t==="Mac"||t==="PC"){continue}c.Browser=c.Insert(new String(t),a);var p=new RegExp(".*(Version)/((?:\\d+\\.)+\\d+)|.*("+t+")"+(t=="MSIE"?" ":"/")+"((?:\\d+\\.)*\\d+)|(?:^|\\(| )([a-z][-a-z0-9._: ]+|(?:Apple)?WebKit)/((?:\\d+\\.)+\\d+)");var s=p.exec(g)||["","","","unknown","0.0"];c.Browser.name=(s[1]=="Version"?t:(s[3]||s[5]));c.Browser.version=s[2]||s[4]||s[6];break}}}c.Browser.Select({Safari:function(j){var i=parseInt((String(j.version).split("."))[0]);if(i>=526){j.version="4.0"}else{if(i>=525){j.version="3.1"}else{if(i>500){j.version="3.0"}else{if(i>400){j.version="2.0"}else{if(i>85){j.version="1.0"}}}}}},Firefox:function(j){if(j.version==="0.0"&&navigator.product==="Gecko"&&navigator.productSub){var i=navigator.productSub.substr(0,8);if(i>="20090630"){j.version="3.5"}else{if(i>="20080617"){j.version="3.0"}else{if(i>="20061024"){j.version="2.0"}}}}},Opera:function(i){i.version=opera.version()}});c.Browser.Select(MathJax.Message.browsers);c.queue=f.Callback.Queue();c.queue.Push(["Post",q.signal,"Begin"],["Config",q],["Cookie",q],["Styles",q],function(){var i=f.Callback.Queue(q.Jax(),q.Extensions());return i.Push({})},["Menu",q],q.onLoad(),function(){MathJax.isReady=true},["Typeset",q],["Post",q.signal,"End"])})("MathJax")}};
 
diff --git a/extensions/v1.0-warning.js b/extensions/v1.0-warning.js
new file mode 100644
index 000000000..fa85d7990
--- /dev/null
+++ b/extensions/v1.0-warning.js
@@ -0,0 +1,16 @@
+/*
+ *  /MathJax/extensions/v1.0-warning.js
+ *  
+ *  Copyright (c) 2010 Design Science, Inc.
+ *
+ *  Part of the MathJax library.
+ *  See http://www.mathjax.org for details.
+ * 
+ *  Licensed under the Apache License, Version 2.0;
+ *  you may not use this file except in compliance with the License.
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+(function(c,f){var e="1.0";var a={style:{position:"fixed",bottom:"4em",left:"3em",width:"40em",border:"3px solid #880000","background-color":"#E0E0E0",padding:"1em","font-size":"small","white-space":"normal","border-radius":".75em","-webkit-border-radius":".75em","-moz-border-radius":".75em","-khtml-border-radius":".75em","box-shadow":"4px 4px 10px #AAAAAA","-webkit-box-shadow":"4px 4px 10px #AAAAAA","-moz-box-shadow":"4px 4px 10px #AAAAAA","-khtml-box-shadow":"4px 4px 10px #AAAAAA",filter:"progid:DXImageTransform.Microsoft.dropshadow(OffX=3, OffY=3, Color='gray', Positive='true')"},removeAfter:12*1000,fadeoutSteps:10,fadeoutTime:1.5*1000};if(c.Browser.isIE9&&document.documentMode>=9){delete a.style.filter}var d=function(){b.fade++;if(b.timer){delete b.timer}if(b.fade<a.fadeoutSteps){var g=1-b.fade/a.fadeoutSteps;b.div.style.opacity=g;b.div.style.filter="alpha(opacity="+Math.floor(100*g)+")";setTimeout(d,a.fadeoutTime/a.fadeoutSteps)}else{b.div.style.display="none"}};var b={div:null,fade:0};if(!f.Cookie.Get("configWarn").warned){c.Register.StartupHook("onLoad",function(){var g=document.body;if(c.Browser.isMSIE){MathJax.Message.Init();g=document.getElementById("MathJax_MSIE_frame");a.style.position="absolute"}else{delete a.style.filter}a.style.maxWidth=(document.body.clientWidth-75)+"px";b.div=f.addElement(g,"div",{id:"MathJax_ConfigWarning",style:a.style},[["div",{style:{position:"absolute",overflow:"hidden",top:".1em",right:".1em",border:"1px outset",width:"1em",height:"1em","text-align":"center",cursor:"pointer","background-color":"#EEEEEE",color:"#606060","border-radius":".5em","-webkit-border-radius":".5em","-moz-border-radius":".5em","-khtml-border-radius":".5em"},onclick:function(){if(b.div&&b.fade===0){if(b.timer){clearTimeout(b.timer)}b.div.style.display="none"}}},[["span",{style:{position:"relative",bottom:".2em"}},["x"]]]],"The method used by MathJax to load its default configuration file has changed from that used in earlier versions.  This page seems to use the older technique, and shoudl be updated.  This is explained further at",["p",{style:{"text-align":"center"}},[["a",{href:"    http://www.mathjax.org/help/configuration"},["http://www.mathjax.org/help/configuration"]]]]]);if(a.removeAfter){c.Register.StartupHook("End",function(){b.timer=setTimeout(d,a.removeAfter)})}f.Cookie.Set("configWarn",{warned:true})})}})(MathJax.Hub,MathJax.HTML);MathJax.Ajax.loadComplete("[MathJax]/extensions/v1.0-warning.js");
+
diff --git a/unpacked/MathJax.js b/unpacked/MathJax.js
index 1833b696d..28717b50d 100644
--- a/unpacked/MathJax.js
+++ b/unpacked/MathJax.js
@@ -1542,12 +1542,12 @@ MathJax.Hub.Startup = {
     return last;
   },
   //
-  //  Do the (v1.0-compatible, no configuration) default action
+  //  Check for v1.0 no-configuration and put up a warning message.
   //
   ConfigDefault: function () {
     var CONFIG = MathJax.Hub.config;
     if (CONFIG["v1.0-compatible"] && CONFIG.jax.length === 0)
-      {return MathJax.Ajax.Require(this.URL("config","MathJax.js"))}
+      {return MathJax.Ajax.Require(this.URL("extensions","v1.0-warning.js"))}
   },
 
   //
diff --git a/unpacked/extensions/v1.0-warning.js b/unpacked/extensions/v1.0-warning.js
new file mode 100644
index 000000000..305f78955
--- /dev/null
+++ b/unpacked/extensions/v1.0-warning.js
@@ -0,0 +1,129 @@
+/*************************************************************
+ *
+ *  MathJax/extension/v1.0-warning.js
+ *
+ *  This extension file is loaded when no jax are configured
+ *  as a backward-compatible measure to help people convert to the
+ *  new configuration process.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2011 Design Science, Inc.
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+(function (HUB,HTML) {
+  var VERSION = "1.0";
+  
+  var CONFIG = {
+    style: {
+      position:"fixed", bottom:"4em", left:"3em", width:"40em",
+      border: "3px solid #880000", "background-color": "#E0E0E0",
+      padding: "1em", "font-size":"small", "white-space":"normal",
+      
+      "border-radius": ".75em",                     // Opera 10.5 and IE9
+      "-webkit-border-radius": ".75em",             // Safari and Chrome
+      "-moz-border-radius": ".75em",                // Firefox
+      "-khtml-border-radius": ".75em",              // Konqueror
+
+      "box-shadow": "4px 4px 10px #AAAAAA",         // Opera 10.5 and IE9
+      "-webkit-box-shadow": "4px 4px 10px #AAAAAA", // Safari 3 and Chrome
+      "-moz-box-shadow": "4px 4px 10px #AAAAAA",    // Forefox 3.5
+      "-khtml-box-shadow": "4px 4px 10px #AAAAAA",  // Konqueror
+      filter: "progid:DXImageTransform.Microsoft.dropshadow(OffX=3, OffY=3, Color='gray', Positive='true')" // IE
+    },
+    
+    removeAfter: 12*1000,  // time to show message (in ms)
+    fadeoutSteps: 10,      // fade-out steps
+    fadeoutTime: 1.5*1000  // fadeout over this amount of time (in ms)
+  };
+  if (HUB.Browser.isIE9 && document.documentMode >= 9) {delete CONFIG.style.filter}
+
+  //
+  //  Set the opacity based on the number of steps taken so far
+  //  and remove the window when it gets to 0
+  //
+  var FADEOUT = function () {
+    DATA.fade++; if (DATA.timer) {delete DATA.timer}
+    if (DATA.fade < CONFIG.fadeoutSteps) {
+      var opacity = 1 - DATA.fade/CONFIG.fadeoutSteps;
+      DATA.div.style.opacity = opacity;
+      DATA.div.style.filter = "alpha(opacity="+Math.floor(100*opacity)+")";
+      setTimeout(FADEOUT,CONFIG.fadeoutTime/CONFIG.fadeoutSteps);
+    } else {
+      DATA.div.style.display = "none";
+    }
+  };
+  
+  //
+  //  Data for the window
+  //
+  var DATA = {
+    div: null,  // the message window, when displayed
+    fade: 0     // number of fade-out steps so far
+  };
+  
+  if (!HTML.Cookie.Get("configWarn").warned) {
+    HUB.Register.StartupHook("onLoad",function () {
+      var frame = document.body;
+      if (HUB.Browser.isMSIE) {
+        MathJax.Message.Init();  // make sure MathJax_MSIE_frame exists
+        frame = document.getElementById("MathJax_MSIE_frame");
+        CONFIG.style.position = "absolute";
+      } else {delete CONFIG.style.filter}
+      CONFIG.style.maxWidth = (document.body.clientWidth-75) + "px";
+      DATA.div = HTML.addElement(frame,"div",{id:"MathJax_ConfigWarning",style:CONFIG.style},[
+        [
+          "div",{
+            style: {
+              position:"absolute", overflow:"hidden", top:".1em", right:".1em",
+              border: "1px outset", width:"1em", height:"1em",
+              "text-align": "center", cursor: "pointer",
+              "background-color": "#EEEEEE", color:"#606060",
+
+              "border-radius": ".5em",           // Opera 10.5
+              "-webkit-border-radius": ".5em",   // Safari and Chrome
+              "-moz-border-radius": ".5em",      // Firefox
+              "-khtml-border-radius": ".5em"     // Konqueror
+            },
+            onclick: function () {
+              if (DATA.div && DATA.fade === 0)
+                {if (DATA.timer) {clearTimeout(DATA.timer)}; DATA.div.style.display = "none"}
+            }
+          },
+          [["span",{style:{position:"relative", bottom:".2em"}},["x"]]]
+        ],
+        "The method used by MathJax to load its default " +
+        "configuration file has changed from that used in " +
+        "earlier versions.  This page seems to use the " +
+        "older technique, and shoudl be updated.  " +
+        "This is explained further at",
+        ["p",{style:{"text-align":"center"}},[
+          ["a",
+            {href:"    http://www.mathjax.org/help/configuration"},
+            ["http://www.mathjax.org/help/configuration"]
+          ]
+        ]]
+      ]);
+      if (CONFIG.removeAfter) {
+        HUB.Register.StartupHook("End",function () 
+          {DATA.timer = setTimeout(FADEOUT,CONFIG.removeAfter)});
+      }
+      HTML.Cookie.Set("configWarn",{warned:true});
+    });
+  }
+
+})(MathJax.Hub,MathJax.HTML);
+
+MathJax.Ajax.loadComplete("[MathJax]/extensions/v1.0-warning.js");