/// <summary>
/// Adds the elements of the specified collection as an application/x-www-form-urlencoded string.
/// </summary>
/// <param name="content">The collection whose elements should be added.</param>
/// <exception cref="ArgumentNullException">The <paramref name="content"/> is null.</exception>
public void AddUrlEncoded(IEnumerable <KeyValuePair <string, string> > content)
{
if (content is null)
{
throw new ArgumentNullException(nameof(content));
}
var ms = new MemoryStream();
using (var w = new StreamWriter(ms, Encoding.ASCII, 1024, true))
{
foreach (KeyValuePair <string, string> kvp in content)
{
if (kvp.Key is null)
{
if (kvp.Value is null)
{
continue;
}
}
else
{
w.Write(Uri.EscapeDataString(kvp.Key));
}
if (kvp.Value != null)
{
w.Write('=');
w.Write(Uri.EscapeDataString(kvp.Value));
}
w.Write('&');
}
w.Flush();
}
using (var dataElt = new CefPostDataElement())
{
fixed(byte *buffer = ms.GetBuffer())
{
// copy (ms.Length - 1) bytes to ignore last ampersand
dataElt.SetToBytes(ms.Length > 0 ? ms.Length - 1 : 0, new IntPtr(buffer));
}
AddElement(dataElt);
}
}
/// <summary>
/// Retrieve the post data elements.
/// </summary>
public unsafe virtual void GetElements(ref long elementsCount, ref CefPostDataElement[] elements)
{
var c1 = new UIntPtr((uint)elements.Length);
cef_post_data_element_t **arr1 = (cef_post_data_element_t **)Marshal.AllocHGlobal(sizeof(cef_post_data_element_t *) * elements.Length);
for (int i = 0; i < elements.Length; i++)
{
var e1 = elements[i];
*(arr1 + i) = e1 != null?e1.GetNativeInstance() : null;
}
NativeInstance->GetElements(&c1, arr1);
elementsCount = (long)c1;
for (int i = (int)c1; i >= 0; i--)
{
elements[i] = CefPostDataElement.Wrap(CefPostDataElement.Create, *(arr1 + i));
}
Marshal.FreeHGlobal((IntPtr)arr1);
GC.KeepAlive(this);
}
/// <summary>
/// Adds the elements of the specified <see cref="NameValueCollection"/> as an application/x-www-form-urlencoded string.
/// </summary>
/// <param name="content">The collection whose elements should be added.</param>
/// <exception cref="ArgumentNullException">The <paramref name="content"/> is null.</exception>
public void AddUrlEncoded(NameValueCollection content)
{
if (content is null)
{
throw new ArgumentNullException(nameof(content));
}
var ms = new MemoryStream();
using (var w = new StreamWriter(ms, Encoding.ASCII, 1024, true))
{
foreach (string key in content.Keys)
{
string safeKey = key is null ? null : Uri.EscapeDataString(key);
foreach (string value in content.GetValues(key))
{
w.Write(safeKey);
if (value != null)
{
w.Write('=');
w.Write(Uri.EscapeDataString(value));
}
w.Write('&');
}
}
w.Flush();
}
using (var dataElt = new CefPostDataElement())
{
fixed(byte *buffer = ms.GetBuffer())
{
// copy (ms.Length - 1) bytes to ignore last ampersand
dataElt.SetToBytes(ms.Length > 0 ? ms.Length - 1 : 0, new IntPtr(buffer));
}
AddElement(dataElt);
}
}
/// <summary>
/// Add the specified post data element. Returns true (1) if the add succeeds.
/// </summary>
public unsafe virtual bool AddElement(CefPostDataElement element)
{
return(SafeCall(NativeInstance->AddElement((element != null) ? element.GetNativeInstance() : null) != 0));
}