css-bootstrap/font-awesome-convert.js

diff --git a/css-bootstrap/font-awesome-convert.js b/css-bootstrap/font-awesome-convert.js
index e69de29..ff4610b 100644 (file)
--- a/css-bootstrap/font-awesome-convert.js
+++ b/css-bootstrap/font-awesome-convert.js
@@ -0,0 +1,32 @@
+
+// run this on https://fontawesome.com/how-to-use/upgrading-from-4#v4-shim
+var ret = []; var ar = document.querySelectorAll('.table-wrap td'); for (var i = 16;i<ar.length;i+=3) { var old = ar[i].innerHTML, nw = ar[i+1].innerHTML; ret.push([old , nw]); } JSON.stringify(ret)
+
+//then copy the array and run this ...- to get the migration css
+
+ar = .....(from above)
+
+function unicodeEscape(str) {
+       return str.replace(/[\s\S]/g, function(character) {
+    if (character.charCodeAt()< 256) {
+      return character;
+   }
+               var escape = character.charCodeAt().toString(16),
+                   longhand = escape.length > 2;
+               return '\\' + (longhand ? 'u' : 'x') + ('0000' + escape).slice(longhand ? -4 : -2);
+       });
+}
+unicodeEscape("\x63\x6f\x6e\x74\x65\x6e\x74\x3a\x20\x22\uf15c\x22\x3b");
+function getStyle(className) {
+    var classes = document.styleSheets[0].cssRules
+    for(var x=0;x<classes.length;x++) {
+        if(classes[x].selectorText==className) {
+            return unicodeEscape(classes[x].style.cssText);
+        }
+    }
+}
+var out = "";
+for (var i =0;i< ar.length;i++) {
+out += '.fa-' + ar[i][0] + '::before { ' +  getStyle('.fa-' + ar[i][1] + '::before') + "}\n";
+}
+out
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