added exemptions

Author: AndyLnd

src/content.js

@@ -21,10 +21,8 @@ function generateLink(src) {
   return link;
 }
 
-function makeBerndGreatAgain() {
-  findTextNodes(document.body).forEach(
-    node => (node.textContent = node.textContent.replace(/Björn Höcke/g, 'Bernd Höcke'))
-  );
+function makeBerndGreatAgain(nodes) {
+  nodes.forEach(node => (node.textContent = node.textContent.replace(/Björn Höcke/g, 'Bernd Höcke')));
 }
 
 // extend text content with extension sentences
@@ -51,18 +49,35 @@ function main({ highlight, amount }) {
 
   const textNodes = findTextNodes(document.body);
 
+  const exemptRegex = RegExp(exemptions.join('|'), 'g');
+  const exemptNodes = [];
+  textNodes.forEach(node => {
+    let rx;
+    while ((rx = exemptRegex.exec(node.textContent))) {
+      exemptNodes.push({ node, start: rx.index, end: rx.index + rx[0].length });
+    }
+  });
+
   items.forEach(item => {
     const nameNodes = [];
     textNodes.forEach(node => {
       let rx;
       while ((rx = item.regex.exec(node.textContent))) {
-        nameNodes.push({ node, index: rx.index + rx[0].length });
+        if (
+          !exemptNodes.some(
+            exNode => exNode.node === node && exNode.end > rx.index && exNode.start < rx.index + rx[0].length
+          )
+        ) {
+          nameNodes.push({ node, index: rx.index + rx[0].length });
+        }
       }
     });
+
     switch (amount) {
       case '1':
         addAddition(nameNodes[0], item, highlight);
         break;
+
       case '5':
         for (let i = nameNodes.length - 1; i > 0; i--) {
           let j = Math.floor(Math.random() * (i + 1));
@@ -73,12 +88,14 @@ function main({ highlight, amount }) {
           .sort((a, b) => b.index - a.index)
           .forEach(node => addAddition(node, item, highlight));
         break;
+
       default:
         nameNodes.reverse().forEach(node => addAddition(node, item, highlight));
         break;
     }
   });
-  makeBerndGreatAgain();
+
+  makeBerndGreatAgain(textNodes);
 }
 
 getSettings(main);

src/data.js

@@ -1,4 +1,4 @@
-var data = [
+const data = [
   {
     'forename': 'Björn',
     'name': 'Höcke',
@@ -555,3 +555,8 @@ var data = [
     ]
   }
 ];
+
+const exemptions = [
+  "Wolfgang Petry",
+  "Junge Alternative"
+]

test/index.html

@@ -12,5 +12,6 @@
   <p>Lorem ipsum Horst Seehofer dolor sit amet consectetur adipisicing elit.</p>
   <p>Lorem ipsum dolor sit amet Alice Weidel! consectetur adipisicing elit Seehofer!</p>
   <p>Volker Kauder lorem Kauder ipsum Kauder dolor Kauder sit Kauder amet Kauder.</p>
+  <p>Uwe Junge lorem Junge Alternative lorem Junge!</p>
 </body>
 </html>