/// <summary>
/// This method is called to log into the system and establish
/// the cookie. Once the cookie is established, you can call
/// the search function to perform searches.
/// </summary>
/// <param name="uid">The user id to use for login.</param>
/// <param name="pwd">The password to use for login.</param>
/// <returns>True if the login was successful.</returns>
private bool Login(String uid, String pwd)
{
Uri url = new Uri("http://www.httprecipes.com/1/8/cookie.php");
HttpWebRequest http = (HttpWebRequest)HttpWebRequest.Create(url);
http.CookieContainer = cookies;
http.Timeout = 30000;
http.ContentType = "application/x-www-form-urlencoded";
http.Method = "POST";
Stream ostream = http.GetRequestStream();
FormUtility form = new FormUtility(ostream, null);
form.Add("uid", uid);
form.Add("pwd", pwd);
form.Add("action", "Login");
form.Complete();
ostream.Close();
HttpWebResponse response = (HttpWebResponse)http.GetResponse();
foreach (Cookie cookie in cookies.GetCookies(url))
{
if( String.Compare(cookie.Name,"hri-cookie",true)==0)
return true;
}
return false;
}
/// <summary>
/// Upload a file.
/// </summary>
/// <param name="uid">The user id for the form.</param>
/// <param name="pwd">The password for the form.</param>
/// <param name="file">The file to upload.</param>
public void Upload(String uid, String pwd, String file)
{
// Get the boundary used for the multipart upload.
String boundary = FormUtility.getBoundary();
Uri url = new Uri("http://www.httprecipes.com/1/7/uploader.php");
WebRequest http = HttpWebRequest.Create(url);
http.Timeout = 30000;
// specify that we will use a multipart form
http.ContentType = "multipart/form-data; boundary=" + boundary;
http.Method = "POST";
Stream ostream = http.GetRequestStream();
// Construct a form.
FormUtility form = new FormUtility(ostream, boundary);
form.Add("uid", uid);
form.Add("pwd", pwd);
form.AddFile("uploadedfile", file);
form.Complete();
ostream.Close();
// Perform the upload.
WebResponse response = http.GetResponse();
Stream istream = response.GetResponseStream();
istream.Close();
}
/// <summary>
/// This method is called to log into the system and return
/// a session id. Once you have the session ID you can call
/// the search function to perform searches.
/// </summary>
/// <param name="uid">The user id to use for login.</param>
/// <param name="pwd">The password to use for login.</param>
/// <returns>The session id if login was successful, null if it was not.</returns>
private String Login(String uid, String pwd)
{
Uri url = new Uri("http://www.httprecipes.com/1/8/cookieless.php");
WebRequest http = HttpWebRequest.Create(url);
http.Timeout = 30000;
http.ContentType = "application/x-www-form-urlencoded";
http.Method = "POST";
Stream ostream = http.GetRequestStream();
FormUtility form = new FormUtility(ostream, null);
form.Add("uid", uid);
form.Add("pwd", pwd);
form.Add("action", "Login");
form.Complete();
ostream.Close();
WebResponse response = http.GetResponse();
response.GetResponseStream();
String query = response.ResponseUri.Query;
if (query != null)
{
NameValueCollection c = HttpUtility.ParseQueryString(query);
return c.Get("session");
}
else
return null;
}
/// <summary>
/// This method will download an amortization table for the
/// specified parameters.
/// </summary>
/// <param name="interest">The interest rate for the loan.</param>
/// <param name="term">The term(in months) of the loan.</param>
/// <param name="principle">The principle amount of the loan.</param>
public void process(double interest, int term, int principle)
{
Uri url = new Uri("http://www.httprecipes.com/1/9/loan.php");
WebRequest http = HttpWebRequest.Create(url);
http.Timeout = 30000;
http.ContentType = "application/x-www-form-urlencoded";
http.Method = "POST";
Stream ostream = http.GetRequestStream();
FormUtility form = new FormUtility(ostream, null);
form.Add("interest", "" + interest);
form.Add("term", "" + term);
form.Add("principle", "" + principle);
form.Complete();
ostream.Close();
WebResponse response = http.GetResponse();
Stream istream = response.GetResponseStream();
ParseHTML parse = new ParseHTML(istream);
StringBuilder buffer = new StringBuilder();
List<String> list = new List<String>();
bool capture = false;
Advance(parse, "table", 3);
int ch;
while ((ch = parse.Read()) != -1)
{
if (ch == 0)
{
HTMLTag tag = parse.Tag;
if (String.Compare(tag.Name, "tr", true) == 0)
{
list.Clear();
capture = false;
buffer.Length = 0;
}
else if (String.Compare(tag.Name, "/tr", true) == 0)
{
if (list.Count > 0)
{
ProcessTableRow(list);
list.Clear();
}
}
else if (String.Compare(tag.Name, "td", true) == 0)
{
if (buffer.Length > 0)
list.Add(buffer.ToString());
buffer.Length = 0;
capture = true;
}
else if (String.Compare(tag.Name, "/td", true) == 0)
{
list.Add(buffer.ToString());
buffer.Length = 0;
capture = false;
}
else if (String.Compare(tag.Name, "/table", true) == 0)
{
break;
}
}
else
{
if (capture)
buffer.Append((char)ch);
}
}
}
/// <summary>
/// Use the cookie to search for the specified state or capital. The search
/// method can be called multiple times per login.
/// </summary>
/// <param name="search">The search string to use.</param>
/// <param name="type">What to search for(s=state,c=capital).</param>
/// <returns>A list of states or capitals.</returns>
public List<String> Search(String search, String type)
{
String listType = "ul";
String listTypeEnd = "/ul";
StringBuilder buffer = new StringBuilder();
bool capture = false;
List<String> result = new List<String>();
// build the request
Uri url = new Uri("http://www.httprecipes.com/1/8/menuc.php");
HttpWebRequest http = (HttpWebRequest)HttpWebRequest.Create(url);
http.CookieContainer = cookies;
http.Timeout = 30000;
http.ContentType = "application/x-www-form-urlencoded";
http.Method = "POST";
Stream ostream = http.GetRequestStream();
// perform the post
FormUtility form = new FormUtility(ostream, null);
form.Add("search", search);
form.Add("type", type);
form.Add("action", "Search");
form.Complete();
ostream.Close();
// read the results
WebResponse response = http.GetResponse();
Stream istream = response.GetResponseStream();
ParseHTML parse = new ParseHTML(istream);
// parse from the URL
Advance(parse, listType, 0);
int ch;
while ((ch = parse.Read()) != -1)
{
if (ch == 0)
{
HTMLTag tag = parse.Tag;
if (String.Compare(tag.Name, "li", true) == 0)
{
if (buffer.Length > 0)
result.Add(buffer.ToString());
buffer.Length = 0;
capture = true;
}
else if (String.Compare(tag.Name, "/li", true) == 0)
{
result.Add(buffer.ToString());
buffer.Length = 0;
capture = false;
}
else if (String.Compare(tag.Name, listTypeEnd, true) == 0)
{
result.Add(buffer.ToString());
break;
}
}
else
{
if (capture)
buffer.Append((char)ch);
}
}
return result;
}
/// <summary>
/// Access the website and perform a search for either states or capitals.
/// </summary>
/// <param name="search">A search string.</param>
/// <param name="type">What to search for(s=state, c=capital)</param>
public void Process(String search, String type)
{
String listType = "ul";
String listTypeEnd = "/ul";
StringBuilder buffer = new StringBuilder();
bool capture = false;
// Build the URL.
MemoryStream mstream = new MemoryStream();
FormUtility form = new FormUtility(mstream, null);
form.Add("search", search);
form.Add("type", type);
form.Add("action", "Search");
form.Complete();
System.Text.ASCIIEncoding enc = new System.Text.ASCIIEncoding();
String str = enc.GetString(mstream.GetBuffer());
String surl = "http://www.httprecipes.com/1/7/get.php?" + str;
Uri url = new Uri(surl);
WebRequest http = HttpWebRequest.Create(url);
HttpWebResponse response = (HttpWebResponse)http.GetResponse();
Stream istream = response.GetResponseStream();
ParseHTML parse = new ParseHTML(istream);
// Parse from the URL.
Advance(parse, listType, 0);
int ch;
while ((ch = parse.Read()) != -1)
{
if (ch == 0)
{
HTMLTag tag = parse.Tag;
if (String.Compare(tag.Name, "li", true) == 0)
{
if (buffer.Length > 0)
ProcessItem(buffer.ToString());
buffer.Length = 0;
capture = true;
}
else if (String.Compare(tag.Name, "/li", true) == 0)
{
ProcessItem(buffer.ToString());
buffer.Length = 0;
capture = false;
}
else if (String.Compare(tag.Name, listTypeEnd, true) == 0)
{
ProcessItem(buffer.ToString());
break;
}
}
else
{
if (capture)
buffer.Append((char)ch);
}
}
}
/**
* Access the website and perform a search for either states or capitals.
* @param search A search string.
* @param type What to search for(s=state, c=capital)
* @throws IOException Thrown if an IO exception occurs.
*/
public void Process(String search, String type)
{
String listType = "ul";
String listTypeEnd = "/ul";
StringBuilder buffer = new StringBuilder();
bool capture = false;
// Build the URL and POST.
Uri url = new Uri("http://www.httprecipes.com/1/7/post.php");
WebRequest http = HttpWebRequest.Create(url);
http.Timeout = 30000;
http.ContentType = "application/x-www-form-urlencoded";
http.Method = "POST";
Stream ostream = http.GetRequestStream();
FormUtility form = new FormUtility(ostream, null);
form.Add("search", search);
form.Add("type", type);
form.Add("action", "Search");
form.Complete();
ostream.Close();
// read the results
HttpWebResponse response = (HttpWebResponse)http.GetResponse();
Stream istream = response.GetResponseStream();
ParseHTML parse = new ParseHTML(istream);
// parse from the URL
Advance(parse, listType, 0);
int ch;
while ((ch = parse.Read()) != -1)
{
if (ch == 0)
{
HTMLTag tag = parse.Tag;
if (String.Compare(tag.Name, "li", true) == 0)
{
if (buffer.Length > 0)
ProcessItem(buffer.ToString());
buffer.Length = 0;
capture = true;
}
else if (String.Compare(tag.Name, "/li", true) == 0)
{
ProcessItem(buffer.ToString());
buffer.Length = 0;
capture = false;
}
else if (String.Compare(tag.Name, listTypeEnd, true) == 0)
{
ProcessItem(buffer.ToString());
break;
}
}
else
{
if (capture)
buffer.Append((char)ch);
}
}
}