All files / src/custom-nodes/string-array-nodes StringArrayRotateFunctionNode.ts

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import 'format-unicorn';
 
import { TNodeWithBlockStatement } from '../../types/TNodeWithBlockStatement';
import { TStatement } from '../../types/TStatement';
 
import { IOptions } from '../../interfaces/IOptions';
 
import { AppendState } from '../../enums/AppendState';
 
import { NO_CUSTOM_NODES_PRESET } from '../../preset-options/NoCustomNodesPreset';
 
import { SelfDefendingTemplate } from '../../templates/custom-nodes/string-array-nodes/string-array-rotate-function-node/SelfDefendingTemplate';
import { StringArrayRotateFunctionTemplate } from '../../templates/custom-nodes/string-array-nodes/string-array-rotate-function-node/StringArrayRotateFunctionTemplate';
 
import { AbstractCustomNode } from '../AbstractCustomNode';
import { JavaScriptObfuscator } from '../../JavaScriptObfuscator';
import { NodeAppender } from '../../node/NodeAppender';
import { NodeUtils } from '../../node/NodeUtils';
import { StringArray } from '../../StringArray';
import { Utils } from '../../Utils';
 
export class StringArrayRotateFunctionNode extends AbstractCustomNode {
    /**
     * @type {AppendState}
     */
    protected appendState: AppendState = AppendState.AfterObfuscation;
 
    /**
     * @type {StringArray}
     */
    private stringArray: StringArray;
 
    /**
     * @type {string}
     */
    private stringArrayName: string;
 
    /**
     * @param {number}
     */
    private stringArrayRotateValue: number;
 
    /**
     * @param stringArrayName
     * @param stringArray
     * @param stringArrayRotateValue
     * @param options
     */
    constructor (
        stringArrayName: string,
        stringArray: StringArray,
        stringArrayRotateValue: number,
        options: IOptions
    ) {
        super(options);
 
        this.stringArrayName = stringArrayName;
        this.stringArray = stringArray;
        this.stringArrayRotateValue = stringArrayRotateValue;
    }
 
    /**
     * @param blockScopeNode
     */
    public appendNode (blockScopeNode: TNodeWithBlockStatement): void {
        Iif (!this.stringArray.getLength()) {
            return;
        }
 
        NodeAppender.insertNodeAtIndex(blockScopeNode, this.getNode(), 1);
    }
 
    /**
     * @returns {TStatement[]}
     */
    public getNode (): TStatement[] {
        return super.getNode();
    }
 
    /**
     * @returns {TStatement[]}
     */
    protected getNodeStructure (): TStatement[] {
        let code: string = '',
            timesName: string = Utils.getRandomVariableName(),
            whileFunctionName: string = Utils.getRandomVariableName();
 
        if (this.options.selfDefending) {
            code = SelfDefendingTemplate().formatUnicorn({
                timesName,
                whileFunctionName
            });
        } else {
            code = `${whileFunctionName}(++${timesName})`;
        }
 
        return NodeUtils.convertCodeToStructure(
            JavaScriptObfuscator.obfuscate(
                StringArrayRotateFunctionTemplate().formatUnicorn({
                    code,
                    timesName,
                    stringArrayName: this.stringArrayName,
                    stringArrayRotateValue: Utils.decToHex(this.stringArrayRotateValue),
                    whileFunctionName
                }),
                Object.assign({}, NO_CUSTOM_NODES_PRESET, {
                    seed: this.options.seed
                })
            ).getObfuscatedCode()
        );
    }
}