bool UrlFile::open(const String& input_url, const String& mode) {
String url = input_url;
const char* modestr = mode.c_str();
if (strchr(modestr, '+') || strchr(modestr, 'a') || strchr(modestr, 'w')) {
std::string msg = "cannot open a url stream for write/append operation: ";
msg += url.c_str();
m_error = msg;
return false;
}
HttpClient http(m_timeout, m_maxRedirect);
auto ctx = this->getStreamContext();
if (ctx) {
http.setStreamContextOptions(ctx->getOptions());
}
m_response.clear();
if (!m_proxyHost.empty()) {
http.proxy(m_proxyHost, m_proxyPort, m_proxyUsername, m_proxyPassword);
}
HeaderMap *pHeaders = nullptr;
HeaderMap requestHeaders;
if (!m_headers.empty()) {
pHeaders = &requestHeaders;
for (ArrayIter iter(m_headers); iter; ++iter) {
requestHeaders[std::string(iter.first().toString().data())].
push_back(iter.second().toString().data());
}
}
Variant user = f_parse_url(url, k_PHP_URL_USER);
if (user.isString()) {
Variant pass = f_parse_url(url, k_PHP_URL_PASS);
http.auth(user.toString().c_str(), pass.toString().c_str());
url = HHVM_FN(preg_replace)(
s_remove_user_pass_pattern,
s_remove_user_pass_replace,
url,
1
).toString();
}
int code;
std::vector<String> responseHeaders;
if (m_get) {
code = http.get(url.c_str(), m_response, pHeaders, &responseHeaders);
} else {
code = http.request(m_method,
url.c_str(), m_postData.data(), m_postData.size(),
m_response, pHeaders, &responseHeaders);
}
m_responseHeaders.reset();
for (unsigned int i = 0; i < responseHeaders.size(); i++) {
m_responseHeaders.append(responseHeaders[i]);
}
VMRegAnchor vra;
ActRec* fp = vmfp();
while (fp->skipFrame()) {
fp = g_context->getPrevVMState(fp);
}
auto id = fp->func()->lookupVarId(s_http_response_header.get());
if (id != kInvalidId) {
auto tvTo = frame_local(fp, id);
Variant varFrom(m_responseHeaders);
const auto tvFrom(varFrom.asTypedValue());
if (tvTo->m_type == KindOfRef) {
tvTo = tvTo->m_data.pref->tv();
}
tvDup(*tvFrom, *tvTo);
} else if ((fp->func()->attrs() & AttrMayUseVV) && fp->hasVarEnv()) {
fp->getVarEnv()->set(s_http_response_header.get(),
Variant(m_responseHeaders).asTypedValue());
}
/*
* If code == 0, Curl failed to connect; per PHP5, ignore_errors just means
* to not worry if we get an http resonse code that isn't between 200 and 400,
* but we shouldn't ignore other errors.
* all status codes in the 2xx range are defined by the specification as
* successful;
* all status codes in the 3xx range are for redirection, and so also should
* never fail.
*/
if ((code >= 200 && code < 400) || (m_ignoreErrors && code != 0)) {
setName(url.toCppString());
m_data = const_cast<char*>(m_response.data());
m_len = m_response.size();
return true;
} else {
m_error = http.getLastError().c_str();
return false;
}
}
