[PM-6501] Search field disqualifications preventing filling password input fields (#8117)

* [PM-6501] Search field disqualifications preventing filling password input fields

* [PM-6501] Reworking implementation of AutofillService.isSearchField to more carefully test search field attribute keywords

* [PM-6501] Reworking implementation of AutofillService.isSearchField to more carefully test search field attribute keywords

* [PM-6501] Reworking implementation of AutofillService.isSearchField to more carefully test search field attribute keywords

apps/browser/src/autofill/services/autofill.service.spec.ts

@@ -3380,6 +3380,34 @@ describe("AutofillService", () => {
 
       expect(value).toBe(false);
     });
+
+    it("validates attribute identifiers with mixed camel case and non-alpha characters", () => {
+      const attributes: Record<string, boolean> = {
+        _$1_go_look: true,
+        go_look: true,
+        goLook: true,
+        go1look: true,
+        "go look": true,
+        look_go: true,
+        findPerson: true,
+        query$1: true,
+        look_goo: false,
+        golook: false,
+        lookgo: false,
+        logonField: false,
+        ego_input: false,
+        "Gold Password": false,
+        searching_for: false,
+        person_finder: false,
+      };
+      const autofillFieldMocks = Object.keys(attributes).map((key) =>
+        createAutofillFieldMock({ htmlID: key }),
+      );
+      autofillFieldMocks.forEach((field) => {
+        const value = AutofillService["isSearchField"](field);
+        expect(value).toBe(attributes[field.htmlID]);
+      });
+    });
   });
 
   describe("isFieldMatch", () => {

apps/browser/src/autofill/services/autofill.service.ts

@@ -44,6 +44,7 @@ export default class AutofillService implements AutofillServiceInterface {
   private openPasswordRepromptPopoutDebounce: NodeJS.Timeout;
   private currentlyOpeningPasswordRepromptPopout = false;
   private autofillScriptPortsSet = new Set<chrome.runtime.Port>();
+  static searchFieldNamesSet = new Set(AutoFillConstants.SearchFieldNames);
 
   constructor(
     private cipherService: CipherService,
@@ -1380,11 +1381,33 @@ export default class AutofillService implements AutofillServiceInterface {
     return excludedTypes.indexOf(type) > -1;
   }
 
+  /**
+   * Identifies if a passed field contains text artifacts that identify it as a search field.
+   *
+   * @param field - The autofill field that we are validating as a search field
+   */
   private static isSearchField(field: AutofillField) {
     const matchFieldAttributeValues = [field.type, field.htmlName, field.htmlID, field.placeholder];
-    const matchPattern = new RegExp(AutoFillConstants.SearchFieldNames.join("|"), "gi");
+    for (let attrIndex = 0; attrIndex < matchFieldAttributeValues.length; attrIndex++) {
+      if (!matchFieldAttributeValues[attrIndex]) {
+        continue;
+      }
 
-    return Boolean(matchFieldAttributeValues.join(" ").match(matchPattern));
+      // Separate camel case words and case them to lower case values
+      const camelCaseSeparatedFieldAttribute = matchFieldAttributeValues[attrIndex]
+        .replace(/([a-z])([A-Z])/g, "$1 $2")
+        .toLowerCase();
+      // Split the attribute by non-alphabetical characters to get the keywords
+      const attributeKeywords = camelCaseSeparatedFieldAttribute.split(/[^a-z]/gi);
+
+      for (let keywordIndex = 0; keywordIndex < attributeKeywords.length; keywordIndex++) {
+        if (AutofillService.searchFieldNamesSet.has(attributeKeywords[keywordIndex])) {
+          return true;
+        }
+      }
+    }
+
+    return false;
   }
 
   static isExcludedFieldType(field: AutofillField, excludedTypes: string[]) {
@@ -1397,11 +1420,7 @@ export default class AutofillService implements AutofillServiceInterface {
     }
 
     // Check if the input is an untyped/mistyped search input
-    if (this.isSearchField(field)) {
-      return true;
-    }
-
-    return false;
+    return this.isSearchField(field);
   }
 
   /**
@@ -1525,11 +1544,7 @@ export default class AutofillService implements AutofillServiceInterface {
       return false;
     }
 
-    if (AutoFillConstants.PasswordFieldExcludeList.some((i) => cleanedValue.indexOf(i) > -1)) {
-      return false;
-    }
-
-    return true;
+    return !AutoFillConstants.PasswordFieldExcludeList.some((i) => cleanedValue.indexOf(i) > -1);
   }
 
   static fieldHasDisqualifyingAttributeValue(field: AutofillField) {
@@ -1572,7 +1587,11 @@ export default class AutofillService implements AutofillServiceInterface {
     const arr: AutofillField[] = [];
 
     pageDetails.fields.forEach((f) => {
-      if (AutofillService.isExcludedFieldType(f, AutoFillConstants.ExcludedAutofillLoginTypes)) {
+      const isPassword = f.type === "password";
+      if (
+        !isPassword &&
+        AutofillService.isExcludedFieldType(f, AutoFillConstants.ExcludedAutofillLoginTypes)
+      ) {
         return;
       }
 
@@ -1581,23 +1600,16 @@ export default class AutofillService implements AutofillServiceInterface {
         return;
       }
 
-      const isPassword = f.type === "password";
-
       const isLikePassword = () => {
         if (f.type !== "text") {
           return false;
         }
 
-        if (AutofillService.valueIsLikePassword(f.htmlID)) {
-          return true;
-        }
-
-        if (AutofillService.valueIsLikePassword(f.htmlName)) {
-          return true;
-        }
-
-        if (AutofillService.valueIsLikePassword(f.placeholder)) {
-          return true;
+        const testedValues = [f.htmlID, f.htmlName, f.placeholder];
+        for (let i = 0; i < testedValues.length; i++) {
+          if (AutofillService.valueIsLikePassword(testedValues[i])) {
+            return true;
+          }
         }
 
         return false;