public static int Main()
{
string url = "https://www.unglobalcompact.org/what-is-gc/participants/search?page=1&search%5Bkeywords%5D=&search%5Bper_page%5D=50&search%5Bsort_direction%5D=asc&search%5Bsort_field%5D=&utf8=%E2%9C%93";
UNGC_DB.UNGC_DB_entries(url);
return(0);
}
public static void scrape_data(string url, NpgsqlCommand cmd)
{
string[] url_pieces = url.Split(new char[] { '1' });
UNGC_DB from_html = new UNGC_DB();
int pg_count = find_page_count(url);
//Debug.WriteLine(pg_count);
for (int i = 0; i < pg_count; i++)
{
Console.WriteLine(i);
url = url_pieces[0] + (i + 1).ToString() + url_pieces[1];
List <string[]> scraped = from_html.get_page(url);
UNGC_DB.enter_data(scraped, cmd);
}
}
public static void UNGC_DB_entries(string url)
{
string connectstring = "Host=localhost;Username=Seth;Database=ungc_test;Password=1234";
using (NpgsqlConnection conn = new NpgsqlConnection(connectstring)) // connect to our db
{
conn.Open();
using (NpgsqlCommand cmd = new NpgsqlCommand()) // open a new command string
{
cmd.Connection = conn;
string[] fields = new string[] { "NAME", "DATE_JOINED", "DATE_DUE", // fields in UNGC data
"COUNTRY", "ORG_TYPE", "SECTOR", "STATUS", "EMPLOYEES", "OWNERSHIP" };
cmd.CommandText = string.Format("CREATE TABLE IF NOT EXISTS UNGC({0} varchar(250), {1} date, {2} date, {3} varchar(150), {4} varchar(150), {5} varchar(150), {6} varchar(150), {7} int, {8} varchar(150));", fields);
cmd.ExecuteNonQuery(); // Create and execute database command
UNGC_DB.scrape_data(url, cmd);
}
}
}
public List <string[]> get_page(string url)
{ // in: url of participant list page; out: List<string> containing data from each member
ScrapingBrowser Browser = new ScrapingBrowser();
WebPage PageResult = Browser.NavigateToPage(new Uri(url), 0, "", null);
string base_url = "https://www.unglobalcompact.org";
List <string[]> page_data = new List <string[]>();
HtmlNode[] array = PageResult.Html.CssSelect(".participants-table").ToArray <HtmlNode>(); // hold all table entries
UNGC_DB li = new UNGC_DB(); // object to call link_info (make static?)
for (int j = 0; j < array.Length; j++)
{
foreach (HtmlNode row in array[j].SelectNodes("tbody/tr")) // for each member in table
{
string next_link = row.SelectSingleNode("th/a").Attributes["href"].Value; // grab link to member's page
string[] scrape = li.link_info(base_url + next_link).return_all(); // grab string[] from returned object
page_data.Add(scrape); // add member's data to list
}
}
return(page_data);
}
