static string http_build_query(Context ctx, PhpValue formData, string numericPrefix, string argSeparator, PhpQueryRfc encType, string indexerPrefix)
{
var result = new StringBuilder(64);
var first = true;
var enumerator = formData.GetForeachEnumerator(false, default);
while (enumerator.MoveNext())
{
var key = enumerator.CurrentKey;
var value = enumerator.CurrentValue;
// the query parameter name (key name)
// the parameter name is URL encoded
string keyName = key.IsLong(out var l)
? UrlEncode(numericPrefix, encType) + l.ToString()
: UrlEncode(key.ToStringOrThrow(ctx), encType);
if (indexerPrefix != null)
{
keyName = indexerPrefix + "%5B" + keyName + "%5D"; // == prefix[key] (url encoded brackets)
}
// write the query element
if (value.IsPhpArray(out var valueArray))
{
// value is an array, emit query recursively, use current keyName as an array variable name
var queryStr = http_build_query(ctx, valueArray, null, argSeparator, encType, keyName); // emit the query recursively
if (string.IsNullOrEmpty(queryStr) == false)
{
if (!first)
{
result.Append(argSeparator);
}
result.Append(queryStr);
}
}
else
{
// simple value, emit query in a form of (key=value), URL encoded !
if (!first)
{
result.Append(argSeparator);
}
result.Append(keyName);
result.Append("=");
result.Append(UrlEncode(value.ToStringOrThrow(ctx), encType)); // == "keyName=keyValue"
}
// separator will be used in next loop
first = false;
}
return(result.ToString());
}
private static string http_build_query(Context ctx, PhpValue formData, string numericPrefix, string argSeparator, int encType = 0, string indexerPrefix = null)
{
var str_builder = new StringBuilder(64); // statistically the length of the result
var result = new System.IO.StringWriter(str_builder);
bool isNotFirst = false;
var enumerator = formData.GetForeachEnumerator(false, default(RuntimeTypeHandle));
while (enumerator.MoveNext())
{
var key = enumerator.CurrentKey;
var value = enumerator.CurrentValue;
// the query parameter name (key name)
// the parameter name is URL encoded
string keyName = key.IsInteger()
? (numericPrefix != null ? urlencode(numericPrefix) : null) + key.ToLong().ToString()
: urlencode(key.ToStringOrThrow(ctx));
if (indexerPrefix != null)
{
keyName = indexerPrefix + "%5B" + keyName + "%5D"; // == prefix[key] (url encoded brackets)
}
// write the query element
var valueArray = value.ArrayOrNull();
if (valueArray != null)
{
// value is an array, emit query recursively, use current keyName as an array variable name
string queryStr = http_build_query(ctx, (PhpValue)valueArray, null, argSeparator, encType, keyName); // emit the query recursively
if (queryStr != null && queryStr.Length > 0)
{
if (isNotFirst)
{
result.Write(argSeparator);
}
result.Write(queryStr);
}
}
else
{
// simple value, emit query in a form of (key=value), URL encoded !
if (isNotFirst)
{
result.Write(argSeparator);
}
if (!value.IsEmpty)
{
result.Write(keyName + "=" + urlencode(value.ToStringOrThrow(ctx))); // == "keyName=keyValue"
}
else
{
result.Write(keyName + "="); // == "keyName="
}
}
// separator will be used in next loop
isNotFirst = true;
}
result.Flush();
return(str_builder.ToString());
}