PUBLIC ssize espRenderError(HttpConn *conn, int status, cchar *fmt, ...)
{
va_list args;
HttpRx *rx;
ssize written;
cchar *msg, *title, *text;
va_start(args, fmt);
rx = conn->rx;
written = 0;
if (!httpIsFinalized(conn)) {
if (status == 0) {
status = HTTP_CODE_INTERNAL_SERVER_ERROR;
}
title = sfmt("Request Error for \"%s\"", rx->pathInfo);
msg = mprEscapeHtml(sfmtv(fmt, args));
if (rx->route->flags & HTTP_ROUTE_SHOW_ERRORS) {
text = sfmt(\
"<!DOCTYPE html>\r\n<html>\r\n<head><title>%s</title></head>\r\n" \
"<body>\r\n<h1>%s</h1>\r\n" \
" <pre>%s</pre>\r\n" \
" <p>To prevent errors being displayed in the browser, " \
" set <b>ShowErrors off</b> in the appweb.conf file.</p>\r\n", \
"</body>\r\n</html>\r\n", title, title, msg);
httpSetHeader(conn, "Content-Type", "text/html");
written += espRenderString(conn, text);
espFinalize(conn);
mprTrace(4, "Request error (%d) for: \"%s\"", status, rx->pathInfo);
}
}
va_end(args);
return written;
}
/*
Start the request. At this stage, body data may not have been fully received unless
the request is a form (POST method and content type is application/x-www-form-urlencoded).
Forms are a special case and delay invoking the start callback until all body data is received.
WARNING: GC yield
*/
static void startEsp(HttpQueue *q)
{
HttpConn *conn;
HttpRx *rx;
EspReq *req;
conn = q->conn;
rx = conn->rx;
req = conn->reqData;
#if ME_WIN_LIKE
rx->target = mprGetPortablePath(rx->target);
#endif
if (req) {
mprSetThreadData(req->esp->local, conn);
/* WARNING: GC yield */
if (!runAction(conn)) {
pruneFlash(conn);
} else {
if (!conn->error && req->autoFinalize) {
if (!conn->tx->responded) {
/* WARNING: GC yield */
espRenderDocument(conn, rx->target);
}
if (req->autoFinalize) {
espFinalize(conn);
}
}
pruneFlash(conn);
}
finalizeFlash(conn);
mprSetThreadData(req->esp->local, NULL);
}
}
PUBLIC void espRenderResult(HttpConn *conn, bool success)
{
EspReq *req;
EdiRec *rec;
req = conn->data;
rec = getRec();
if (rec && rec->errors) {
espRender(conn, "{\"error\": %d, \"feedback\": %s, \"fieldErrors\": %s}", !success,
req->feedback ? mprSerialize(req->feedback, MPR_JSON_QUOTES) : "{}",
mprSerialize(rec->errors, MPR_JSON_QUOTES));
} else {
espRender(conn, "{\"error\": %d, \"feedback\": %s}", !success,
req->feedback ? mprSerialize(req->feedback, MPR_JSON_QUOTES) : "{}");
}
espFinalize(conn);
}
ssize espRenderError(HttpConn *conn, int status, cchar *fmt, ...)
{
va_list args;
HttpRx *rx;
EspReq *req;
EspRoute *eroute;
ssize written;
cchar *msg, *title, *text;
va_start(args, fmt);
rx = conn->rx;
req = conn->data;
eroute = req->eroute;
written = 0;
if (!httpIsFinalized(conn)) {
if (status == 0) {
status = HTTP_CODE_INTERNAL_SERVER_ERROR;
}
title = sfmt("Request Error for \"%s\"", rx->pathInfo);
msg = mprEscapeHtml(sfmtv(fmt, args));
if (eroute->showErrors) {
text = sfmt(\
"<!DOCTYPE html>\r\n<html>\r\n<head><title>%s</title></head>\r\n" \
"<body>\r\n<h1>%s</h1>\r\n" \
" <pre>%s</pre>\r\n" \
" <p>To prevent errors being displayed in the browser, " \
" set <b>log.showErrors</b> to false in the ejsrc file.</p>\r\n", \
"</body>\r\n</html>\r\n", title, title, msg);
httpSetHeader(conn, "Content-Type", "text/html");
written += espRenderString(conn, text);
espFinalize(conn);
mprLog(4, "Request error (%d) for: \"%s\"", status, rx->pathInfo);
}
}
va_end(args);
return written;
}
PUBLIC void finalize()
{
espFinalize(getStream());
}
/*
Run an action (may yield)
*/
static int runAction(HttpConn *conn)
{
HttpRx *rx;
HttpRoute *route;
EspRoute *eroute;
EspReq *req;
EspAction action;
rx = conn->rx;
req = conn->reqData;
route = rx->route;
eroute = route->eroute;
assert(eroute);
if (eroute->edi && eroute->edi->flags & EDI_PRIVATE) {
cloneDatabase(conn);
} else {
req->edi = eroute->edi;
}
if (route->sourceName == 0 || *route->sourceName == '\0') {
if (eroute->commonController) {
(eroute->commonController)(conn);
}
return 1;
}
#if !ME_STATIC
if (!eroute->combine && (route->update || !mprLookupKey(eroute->actions, rx->target))) {
cchar *errMsg, *controllers, *controller;
if ((controllers = httpGetDir(route, "CONTROLLERS")) == 0) {
controllers = ".";
}
controllers = mprJoinPath(route->home, controllers);
controller = schr(route->sourceName, '$') ? stemplateJson(route->sourceName, rx->params) : route->sourceName;
controller = controllers ? mprJoinPath(controllers, controller) : mprJoinPath(route->home, controller);
if (espLoadModule(route, conn->dispatcher, "controller", controller, &errMsg) < 0) {
if (mprPathExists(controller, R_OK)) {
httpError(conn, HTTP_CODE_NOT_FOUND, "%s", errMsg);
return 0;
}
}
}
#endif /* !ME_STATIC */
assert(eroute->top);
action = mprLookupKey(eroute->top->actions, rx->target);
if (route->flags & HTTP_ROUTE_XSRF && !(rx->flags & HTTP_GET)) {
if (!httpCheckSecurityToken(conn)) {
httpSetStatus(conn, HTTP_CODE_UNAUTHORIZED);
if (smatch(route->responseFormat, "json")) {
httpTrace(conn, "esp.xsrf.error", "error", 0);
espRenderString(conn,
"{\"retry\": true, \"success\": 0, \"feedback\": {\"error\": \"Security token is stale. Please retry.\"}}");
espFinalize(conn);
} else {
httpError(conn, HTTP_CODE_UNAUTHORIZED, "Security token is stale. Please reload page.");
}
return 0;
}
}
if (action) {
httpAuthenticate(conn);
setupFlash(conn);
if (eroute->commonController) {
(eroute->commonController)(conn);
}
if (!httpIsFinalized(conn)) {
(action)(conn);
}
}
return 1;
}
PUBLIC void finalize()
{
espFinalize(getConn());
}