public static async Task <ResultGoogle> GetGoogleSearchCustomAsync(string query)
{
string apiKey = "AIzaSyB6iXqwJKgIciHt1xd5P7KjoLqNf9lAGcg"; //https://console.developers.google.com/apis/credentials?project=crm103core
string context = "000820817763802558027:dtcz5fl4u4y"; //https://cse.google.com/cse/setup/basic?cx=000820817763802558027%3Adtcz5fl4u4y
ResultGoogle result = new ResultGoogle();
using (var client = new HttpClient())
{
try
{
client.BaseAddress = new Uri("https://www.googleapis.com");
HttpResponseMessage fetch = await client.GetAsync($"/customsearch/v1?key={apiKey}&cx={context}&q={query}&num=10");
fetch.EnsureSuccessStatusCode();
string stringResult = await fetch.Content.ReadAsStringAsync();
GoogleCustomSearchResult response = JsonConvert.DeserializeObject <GoogleCustomSearchResult>(stringResult);
foreach (Item item in response.items)
{
if (item.pagemap?.localbusiness != null)
{
if (string.IsNullOrEmpty(item.pagemap.localbusiness[0].telephone))
{
continue;
}
result.Text = item.pagemap.localbusiness[0].telephone;
int?phoneNumber = GetPhoneNumber(result.Text);
if (phoneNumber != null)
{
result.Text = phoneNumber.ToString();
}
result.Title = item.pagemap.localbusiness[0].name;
result.Link = item.link;
result.Status = true;
result.DocumentString = JsonConvert.SerializeObject(item);
return(result);
}
}
result.DocumentString = JsonConvert.SerializeObject(response);
}
catch (HttpRequestException e)
{
Console.WriteLine(e.Message);
}
}
result.Text = "No se ha encontrado el número";
return(result);
}
public static ResultGoogle GetGoogleSearch(string query)
{
ResultGoogle result = new ResultGoogle();
//https://moz.com/blog/the-ultimate-guide-to-the-google-search-parameters
string urlGoogle = "https://www.google.com.pe/search?q=" + query + "&hl=es-PE&cr=countryPE&gl=pe";
HtmlWeb web = new HtmlWeb();
HtmlDocument doc = web.Load(urlGoogle);
result.DocumentString = doc.DocumentNode.InnerHtml;
//the parameter is use xpath see: https://www.w3schools.com/xml/xml_xpath.asp
HtmlNodeCollection graphGoogle = doc.DocumentNode.SelectNodes("//table[@class='O6u2Ve']");
HtmlNodeCollection divsGoogle = doc.DocumentNode.SelectNodes("//div[@class='g']");
string _title, _link, _trash, _text = string.Empty;
int _length, _index = 0;
int? phoneNumber;
if (graphGoogle != null)
{
foreach (HtmlNode graph in graphGoogle)
{
_title = ConvertStringToUTF8(graph.ChildNodes[1].ChildNodes[0].ChildNodes[0].InnerText.Split(",".ToCharArray()).FirstOrDefault());
if (string.IsNullOrEmpty(_title))
{
break;
}
if (graph.ChildNodes[1].ChildNodes[0].ChildNodes[1].ChildNodes.Count() > 1)
{
_text = graph.ChildNodes[1].ChildNodes[0].ChildNodes[1].ChildNodes[1].InnerText;
}
else
{
_text = graph.ChildNodes[1].ChildNodes[0].ChildNodes[1].InnerText;
}
string[] textArray = _text.Split(";".ToCharArray());
_text = textArray.FirstOrDefault();
if (textArray.Length > 1)
{
_text = textArray.ElementAt(1);
}
if (!string.IsNullOrEmpty(_text))
{
phoneNumber = GetPhoneNumber(_text);
if (phoneNumber != null)
{
result.Title = _title.Trim().Replace("amp;", "");
result.Text = phoneNumber.ToString();
result.Status = true;
return(result);
}
}
}
}
if (divsGoogle != null)
{
foreach (HtmlNode item in divsGoogle)
{
if (item.ChildNodes.Count == 1)
{
HtmlDocument innerDiv = new HtmlDocument();
innerDiv.LoadHtml(item.InnerHtml.ToString());
HtmlNodeCollection divs = innerDiv.DocumentNode.SelectNodes("//div");
if (divs[0].ChildNodes[0].ChildNodes.Count() < 2)
{
break;
}
_title = ConvertStringToUTF8(divs[0].ChildNodes[0].ChildNodes[1].InnerText.Split(",".ToCharArray()).FirstOrDefault());
_text = divs[0].ChildNodes[0].ChildNodes[0].InnerText;
if (!string.IsNullOrEmpty(_text))
{
phoneNumber = GetPhoneNumber(_text);
if (phoneNumber != null)
{
result.Title = _title.Trim().Replace("amp;", "");
result.Text = phoneNumber.ToString();
result.Status = true;
return(result);
}
}
}
if (item.ChildNodes.Count == 2)
{
_title = ConvertStringToUTF8(item.ChildNodes[0].InnerText);
_link = item.ChildNodes[0].ChildNodes[0].Attributes["href"].Value;
_link = _link.Replace("/url?q=", "");
_length = _link.Length;
_index = _link.IndexOf("&");
_trash = _link.Substring(_index, _length - _index);
_link = _link.Replace(_trash, "");
_text = ConvertStringToUTF8(item.ChildNodes[1].ChildNodes[1].InnerText);
if (!string.IsNullOrEmpty(_text))
{
phoneNumber = GetPhoneNumber(_text, 7, 9);
//phoneNumber = GetPhoneNumber(_text);
if (phoneNumber != null)
{
result.Title = _title.Trim().Replace("amp;", "");
result.Text = phoneNumber.ToString();
result.Link = _link;
result.Status = true;
return(result);
}
}
//_result = $"Título: {_title}, Link: {_link}, Texto: {_text}";
}
}
}
result.Text = "No se ha encontrado el número";
return(result);
}
