/// <summary>
/// request by chromium
/// </summary>
/// <param name="request">Crawl Request</param>
/// <returns>Crawl Response</returns>
public async Task <Response> RequestAsync(Request request)
{
var args = new List <string> {
"--no-sandbox"
};
if (request.Proxy != null)
{
args.Add("--proxy-server=" + request.Proxy.Uri.ToString());
}
var launchOptions = new LaunchOptions {
Headless = true, Args = args.ToArray()
};
using (var browser = await Puppeteer.LaunchAsync(launchOptions))
using (var page = await browser.NewPageAsync())
{
try
{
//Authenticate set
if (!string.IsNullOrEmpty(request.Username) && !string.IsNullOrEmpty(request.Password))
{
await page.AuthenticateAsync(new Credentials { Username = request.Username, Password = request.Password });
}
//cookie set
var cookie = GetCookie(request);
var cookies = GenerateCookieParam(cookie);
await page.SetCookieAsync(cookies);
//hearder set
var dic = request.Headers.ToDictionary(h => h.Name, h => h.Value);
await page.SetExtraHttpHeadersAsync(dic);
//ua set
var ua = request.Headers.SingleOrDefault(m => m.Name == "User-Agent").Value;
await page.SetUserAgentAsync(ua);
var res = await page.GoToAsync(Uri.EscapeUriString(request.Uri.ToString()));
var htmlString = await page.GetContentAsync();
var response = new Response();
response.Headers = WebHeader.FromDictionary(res.Headers);
response.Data = htmlString;
response.StatusCode = res.Status;
return(response);
}
catch (Exception ex)
{
throw new Exception("chromium error:" + ex.Message);
}
}
}
/// <summary>
/// request by chromium
/// </summary>
/// <param name="request">Crawl Request</param>
/// <returns>Crawl Response</returns>
public async Task <Response> RequestAsync(Request request)
{
var args = new List <string> {
"--no-sandbox"
};
if (request.Proxy != null)
{
args.Add("--proxy-server=" + request.Proxy.Uri.ToString());
}
var launchOptions = new LaunchOptions {
Headless = true, Args = args.ToArray()
};
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
launchOptions.ExecutablePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "chromium", "chrome.exe");
}
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
launchOptions.ExecutablePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "chromium", "chrome");
}
if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
}
using (var browser = await Puppeteer.LaunchAsync(launchOptions))
using (var page = await browser.NewPageAsync())
{
try
{
//Authenticate set
if (!string.IsNullOrEmpty(request.Username) && !string.IsNullOrEmpty(request.Password))
{
await page.AuthenticateAsync(new Credentials { Username = request.Username, Password = request.Password });
}
//cookie set
var cookie = GetCookie(request);
var cookies = GenerateCookieParam(cookie);
await page.SetCookieAsync(cookies);
//hearder set
var dic = request.Headers.ToDictionary(h => h.Name, h => h.Value);
await page.SetExtraHttpHeadersAsync(dic);
//ua set
var ua = request.Headers.SingleOrDefault(m => m.Name == "User-Agent").Value;
await page.SetUserAgentAsync(ua);
var res = await page.GoToAsync(Uri.EscapeUriString(request.Uri.ToString()));
if (!string.IsNullOrEmpty(request.WaitDom))
{
await page.WaitForSelectorAsync("table.hpl_roomInfo");
}
var htmlString = await page.GetContentAsync();
var response = new Response();
response.Headers = WebHeader.FromDictionary(res.Headers);
response.Data = htmlString;
response.StatusCode = res.Status;
return(response);
}
catch (Exception ex)
{
throw new Exception("chromium error:" + ex.Message);
}
}
}