@executeautomation/playwright-mcp-server/dist/tools/browser/visiblePage.js

Model Context Protocol servers for Playwright

import { resetBrowserState } from "../../toolHandler.js";
import { createErrorResponse, createSuccessResponse } from "../common/types.js";
import { BrowserToolBase } from "./base.js";
/**
 * Tool for getting the visible text content of the current page
 */
export class VisibleTextTool extends BrowserToolBase {
    /**
     * Execute the visible text page tool
     */
    async execute(args, context) {
        // Check if browser is available
        if (!context.browser || !context.browser.isConnected()) {
            // If browser is not connected, we need to reset the state to force recreation
            resetBrowserState();
            return createErrorResponse("Browser is not connected. The connection has been reset - please retry your navigation.");
        }
        // Check if page is available and not closed
        if (!context.page || context.page.isClosed()) {
            return createErrorResponse("Page is not available or has been closed. Please retry your navigation.");
        }
        return this.safeExecute(context, async (page) => {
            try {
                const visibleText = await page.evaluate(() => {
                    const walker = document.createTreeWalker(document.body, NodeFilter.SHOW_TEXT, {
                        acceptNode: (node) => {
                            const style = window.getComputedStyle(node.parentElement);
                            return (style.display !== "none" && style.visibility !== "hidden")
                                ? NodeFilter.FILTER_ACCEPT
                                : NodeFilter.FILTER_REJECT;
                        },
                    });
                    let text = "";
                    let node;
                    while ((node = walker.nextNode())) {
                        const trimmedText = node.textContent?.trim();
                        if (trimmedText) {
                            text += trimmedText + "\n";
                        }
                    }
                    return text.trim();
                });
                return createSuccessResponse(`Visible text content:\n${visibleText}`);
            }
            catch (error) {
                return createErrorResponse(`Failed to get visible text content: ${error.message}`);
            }
        });
    }
}
/**
 * Tool for getting the visible HTML content of the current page
 */
export class VisibleHtmlTool extends BrowserToolBase {
    /**
     * Execute the visible HTML page tool
     */
    async execute(args, context) {
        // Check if browser is available
        if (!context.browser || !context.browser.isConnected()) {
            // If browser is not connected, we need to reset the state to force recreation
            resetBrowserState();
            return createErrorResponse("Browser is not connected. The connection has been reset - please retry your navigation.");
        }
        // Check if page is available and not closed
        if (!context.page || context.page.isClosed()) {
            return createErrorResponse("Page is not available or has been closed. Please retry your navigation.");
        }
        return this.safeExecute(context, async (page) => {
            try {
                const htmlContent = await page.content();
                return createSuccessResponse(`HTML content:\n${htmlContent}`);
            }
            catch (error) {
                return createErrorResponse(`Failed to get visible HTML content: ${error.message}`);
            }
        });
    }
}