Flutter keyboard cache verifier - Frida script for iOS

flutter-ios-keyboard-cache.js

// Flutter keyboard cache verifier - Frida script for iOS
// Script based on https://codeshare.frida.re/@ay-kay/ios-custom-keyboard-support/

function resolveAutocorrectionType(typeNr) {
    switch (parseInt(typeNr, 10)) {
        case 1:
            return "UITextAutocorrectionTypeNo"
            break;
        case 2:
            return "UITextAutocorrectionTypeYes"
            break;
        default:
            return "UITextAutocorrectionTypeDefault"
    }
}

function iterateInputTraits() {
    var inputTraits = [ObjC.classes.UITextView, ObjC.classes.UITextField, ObjC.classes.FlutterTextInputView];
    inputTraits.forEach(function(inputTrait) {
        ObjC.choose(inputTrait, {
            onMatch: function(ui) {
                console.log("-".repeat(100));
                console.log(ui);
                console.log("is Editable: ", ui.isEditable());
                console.log("secureTextEntry: ", ui.isSecureTextEntry());
                console.log("autocorrectionType: " + ui.autocorrectionType() + " (" + resolveAutocorrectionType(ui.autocorrectionType()) + ")")
            },
            onComplete: function() {
                console.log("-".repeat(100));
                console.log("Finished searching for " + inputTrait.toString() + " elements.");
            }
        });
    });
}

iterateInputTraits()