GodotHTTPFilePost.gd

extends HTTPRequest
class_name HTTPFilePost

func post_file(url: String, field_name: String, file_name: String, file_path: String, post_fields: Dictionary = {}, content_type: String = "", custom_headers: Array = [], verify_ssl: bool = true):
	var file = File.new()
	file.open(file_path)
	var content = file.get_buffer(file.get_len())
	file.close()
	post_data_as_file(url, field_name, file_name, content, post_fields, content_type, custom_headers, verify_ssl)
	
func post_data_as_file(url: String, field_name: String, file_name: String, data, post_fields: Dictionary = {}, content_type: String = "", custom_headers: Array = [], verify_ssl: bool = true):
	randomize()
	var boundary = "---------------------------" + str(randi()) + str(randi())
	custom_headers.append("content-type: multipart/formdata; boundary=" + boundary)
	var body1 = "\r\n\r\n" + boundary + "\r\n"
	for key in post_fields:
		body1 += "Content-Disposition: form-data; name=\"" + key + "\"\r\n\r\n" + post_fields[key] + "\r\n"
	body1 += "Content-Disposition: form-data; name=\"" + field_name + "\"; filename=\"" + file_name + "\"\r\nContent-Type: "
	if content_type != "":
		body1 += content_type
	elif data is String:
		body1 += "text/plain"
	else:
		body1 += "application/octet-stream"
	body1 += "\r\n\r\n"
	var body2 = "\r\n" + boundary + "--"
	var post_content
	if data is String:
		post_content = (body1 + data + body2).to_utf8()
	elif data is PoolByteArray:
		post_content = body1.to_utf8() + data + body2.to_utf8()
	else:
		assert(false)
		return false
	request_raw(url, custom_headers, verify_ssl, HTTPClient.METHOD_POST, post_content)