/*
* the request handler...
*/
NSAPI_PUBLIC
int WebObjectsRequest(pblock *pb, Session *sn, Request *rq)
{
HTTPRequest *req;
HTTPResponse *resp = NULL;
WOURLComponents wc = WOURLComponents_Initializer;
const char *reqerr;
const char *qs;
int retval;
char *uri;
WOURLError urlerr;
if (!adaptorEnabled)
return REQ_NOACTION;
/* spew debug info */
dump_pb(sn->client,"service.sn->client");
dump_pb(pb,"service.pb");
dump_pb(rq->vars,"service.rq->vars");
dump_pb(rq->reqpb,"service.rq->reqpb");
dump_pb(rq->headers,"service.rq->headers");
dump_pb(rq->srvhdrs,"service.rq->srvhdrs");
uri = pblock_findval("uri", rq->reqpb);
WOLog(WO_INFO,"<WebObjects NSAPI> new request: %s", uri);
urlerr = WOParseApplicationName(&wc, uri);
if (urlerr != WOURLOK) {
const char *_urlerr;
_urlerr = WOURLstrerror(urlerr);
WOLog(WO_INFO,"URL Parsing Error: %s", _urlerr);
if (urlerr == WOURLInvalidApplicationName) {
if (ac_authorizeAppListing(&wc)) {
resp = WOAdaptorInfo(NULL, &wc);
die_resp(sn, rq, resp);
} else {
die(sn, rq, _urlerr, HTTP_NOT_FOUND);
}
}
die(sn, rq, _urlerr, HTTP_BAD_REQUEST);
}
/*
* build the request ....
*/
req = req_new( pblock_findval("method", rq->reqpb), NULL);
/*
* validate the method
*/
reqerr = req_validateMethod(req);
if (reqerr) {
req_free(req);
return die(sn,rq,reqerr, HTTP_BAD_REQUEST);
}
/*
* copy the headers..
*/
copyHeaders(pb, sn, rq, req);
/*
* get form data if any
* assume that POSTs with content length will be reformatted to GETs later
*/
if (req->content_length > 0)
{
int len_remaining = req->content_length;
char *buffer = WOMALLOC(req->content_length);
char *data = buffer;
int c;
while (len_remaining-- > 0) {
if ((c = netbuf_getc(sn->inbuf)) == IO_ERROR) {
log_error(0,"WebObjects",sn,rq,"Error reading form data");
WOFREE(buffer);
req_free(req);
return die(sn,rq,INV_FORM_DATA, HTTP_BAD_REQUEST);
}
*data++ = c;
}
req->content = buffer;
}
/* Always get the query string */
qs = pblock_findval("query", rq->reqpb);
wc.queryString.start = qs;
wc.queryString.length = qs ? strlen(qs) : 0;
/*
* message the application & collect the response
*
* note that handleRequest free()'s the 'req' for us
*/
if (resp == NULL) {
/* if no error so far... */
req->api_handle = rq; /* stash this in case it's needed */
resp = tr_handleRequest(req, uri, &wc, pblock_findval("protocol",rq->reqpb), NULL);
}
if (resp != NULL) {
retval = sendResponse(sn, rq, resp);
resp_free(resp);
} else {
retval = REQ_EXIT; /* no response from app - bail */
}
req_free(req);
#if defined(FINDLEAKS)
showleaks();
#endif
return retval;
}
/*
* the thing that gets called...
*/
__declspec(dllexport) DWORD __stdcall HttpExtensionProc(EXTENSION_CONTROL_BLOCK *p)
{
HTTPRequest *req;
HTTPResponse *resp = NULL;
WOURLComponents wc = WOURLComponents_Initializer;
const char *reqerr;
const char *qs;
char *script_name;
char *server_protocol;
char *uri;
WOURLError urlerr;
if (!adaptorEnabled)
{
WOLog(WO_ERR, "WebObjects adaptor disabled.");
return HSE_STATUS_ERROR;
}
// Deactivate IIS 7.x stream buffering
// IIS 7.x (and above?) behaves differently from IIS 6 by introducing
// output buffering ISAPI Extension output
// This could cause interrupted and hence incomplete streaming output
// This change does deactivate the output buffering in IIS 7.x
// (see http://support.microsoft.com/kb/946086) and does not harm
// when called within IIS 6
//
p->ServerSupportFunction (p->ConnID,
HSE_REQ_SET_FLUSH_FLAG,
(LPVOID) TRUE,
NULL,
NULL
);
/*
* extract WebObjects request components from URI
*/
script_name = getHeader(p, CGI_SCRIPT_NAME);
uri = WOMALLOC(strlen(p->lpszPathInfo) + strlen(script_name) + 1);
strcpy(uri, script_name);
strcat(uri, p->lpszPathInfo);
WOLog(WO_INFO,"<WebObjects ISAPI> new request: %s", uri);
WOFREE(script_name);
urlerr = WOParseApplicationName(&wc, uri);
if (urlerr != WOURLOK) {
const char *_urlerr;
_urlerr = WOURLstrerror(urlerr);
WOLog(WO_INFO,"URL Parsing Error: %s", _urlerr);
if (urlerr == WOURLInvalidApplicationName) {
if (ac_authorizeAppListing(&wc)) {
resp = WOAdaptorInfo(NULL, &wc);
WOFREE(uri); /* this has to be freed before a return in this function */
return die_resp(p, resp);
} else {
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p, _urlerr, HTTP_NOT_FOUND);
}
}
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p, _urlerr, HTTP_BAD_REQUEST);
}
/*
* build the request...
*/
req = req_new(p->lpszMethod, NULL);
req->api_handle = p;
/*
* get the headers....
*/
copyHeaders(p, req);
/*
* validate the method
*/
reqerr = req_validateMethod(req);
if (reqerr) {
req_free(req);
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p,reqerr, HTTP_BAD_REQUEST);
}
/*
* get form data if any
* assume that POSTs with content length will be reformatted to GETs later
*/
req->content_length = p->cbTotalBytes;
if (req->content_length > 0)
{
req_allocateContent(req, req->content_length, 1);
req->getMoreContent = (req_getMoreContentCallback)readContentData;
req->total_len_read = 0;
if (req->content_buffer_size == 0)
{
WOFREE(uri); /* this has to be freed before a return in this function */
req_free(req);
return die(p, ALLOCATION_FAILURE, HTTP_SERVER_ERROR);
}
if (readContentData(req, req->content, req->content_buffer_size, 1) == -1) {
WOFREE(uri); /* this has to be freed before a return in this function */
req_free(req);
return die(p, WOURLstrerror(WOURLInvalidPostData), HTTP_BAD_REQUEST);
}
}
/* Always get the query string */
qs = p->lpszQueryString;
wc.queryString.start = qs;
wc.queryString.length = qs ? strlen(qs) : 0;
/*
* message the application & collect the response
*
* note that handleRequest free()'s the 'req' for us
*/
if (resp == NULL) {
/* if no error so far... */
server_protocol = getHeader(p, CGI_SERVER_PROTOCOL);
resp = tr_handleRequest(req, uri, &wc, server_protocol, NULL);
WOFREE(server_protocol);
}
if (resp != NULL) {
sendResponse(p, resp);
resp_free(resp);
}
WOFREE(uri); /* this has to be freed before a return in this function */
req_free(req);
#if defined(FINDLEAKS)
showleaks();
#endif
return HSE_STATUS_SUCCESS;
}
/*
* the thing that gets called...
*/
__declspec(dllexport) DWORD HttpExtensionProc(EXTENSION_CONTROL_BLOCK *p)
{
HTTPRequest *req;
HTTPResponse *resp = NULL;
WOURLComponents wc = WOURLComponents_Initializer;
const char *reqerr;
const char *qs;
char *script_name;
char *server_protocol;
char *uri;
WOURLError urlerr;
if (!adaptorEnabled)
{
WOLog(WO_ERR, "WebObjects adaptor disabled.");
return HSE_STATUS_ERROR;
}
/*
* extract WebObjects request components from URI
*/
script_name = getHeader(p, CGI_SCRIPT_NAME);
uri = WOMALLOC(strlen(p->lpszPathInfo) + strlen(script_name) + 1);
strcpy(uri, script_name);
strcat(uri, p->lpszPathInfo);
WOLog(WO_INFO,"<WebObjects ISAPI> new request: %s", uri);
WOFREE(script_name);
urlerr = WOParseApplicationName(&wc, uri);
if (urlerr != WOURLOK) {
const char *_urlerr;
_urlerr = WOURLstrerror(urlerr);
WOLog(WO_INFO,"URL Parsing Error: %s", _urlerr);
if (urlerr == WOURLInvalidApplicationName) {
if (ac_authorizeAppListing(&wc)) {
resp = WOAdaptorInfo(NULL, &wc);
WOFREE(uri); /* this has to be freed before a return in this function */
return die_resp(p, resp);
} else {
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p, _urlerr, HTTP_NOT_FOUND);
}
}
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p, _urlerr, HTTP_BAD_REQUEST);
}
/*
* build the request...
*/
req = req_new(p->lpszMethod, NULL);
/*
* validate the method
*/
reqerr = req_validateMethod(req);
if (reqerr) {
req_free(req);
WOFREE(uri); /* this has to be freed before a return in this function */
return die(p,reqerr, HTTP_BAD_REQUEST);
}
/*
* get the headers....
*/
copyHeaders(p, req);
/*
* get form data if any
* assume that POSTs with content length will be reformatted to GETs later
*/
req->content_length = p->cbTotalBytes;
if (req->content_length > 0)
{
char *buffer = WOMALLOC(req->content_length);
if (p->cbAvailable > 0)
memcpy(buffer, p->lpbData, p->cbAvailable);
/*
* IIS has a weird (or is it convenient?) data queuing mechanism...
*/
if (req->content_length > p->cbAvailable) {
DWORD len;
DWORD totalLength, fetchedLength;
len = req->content_length - p->cbAvailable;
totalLength = len;
fetchedLength = 0;
while (fetchedLength < totalLength) {
len = totalLength - fetchedLength;
if (p->ReadClient (p->ConnID,buffer + p->cbAvailable + fetchedLength, &len) != TRUE) {
WOFREE(buffer);
req_free(req);
return die(p, INV_FORM_DATA, HTTP_BAD_REQUEST);
}
fetchedLength += len;
}
}
req->content = buffer;
if (req_HeaderForKey(req, CONTENT_LENGTH) == NULL) {
char *length;
length = (char *)WOMALLOC(32);
if (length)
{
sprintf(length,"%d",req->content_length);
req_addHeader(req, CONTENT_LENGTH, length, STR_FREEVALUE);
}
if (p->lpszContentType != NULL)
req_addHeader(req, CONTENT_TYPE, p->lpszContentType, 0);
}
}
/* Always get the query string */
qs = p->lpszQueryString;
wc.queryString.start = qs;
wc.queryString.length = qs ? strlen(qs) : 0;
/*
* message the application & collect the response
*
* note that handleRequest free()'s the 'req' for us
*/
if (resp == NULL) {
/* if no error so far... */
req->api_handle = p; /* stash this... */
server_protocol = getHeader(p, CGI_SERVER_PROTOCOL);
resp = tr_handleRequest(req, uri, &wc, server_protocol, NULL);
WOFREE(server_protocol);
}
if (resp != NULL) {
sendResponse(p, resp);
resp_free(resp);
}
WOFREE(uri); /* this has to be freed before a return in this function */
req_free(req);
#if defined(FINDLEAKS)
showleaks();
#endif
return HSE_STATUS_SUCCESS;
}
