add logic to serve SPA

5 files changed, 151 insertions, 3 deletions

diff --git a/src/auditor/Makefile.am b/src/auditor/Makefile.am
index ab25b30f3..622794b78 100644
--- a/src/auditor/Makefile.am
+++ b/src/auditor/Makefile.am
@@ -179,6 +179,7 @@ taler_helper_auditor_wire_debit_LDADD = \
 
 taler_auditor_httpd_SOURCES = \
   taler-auditor-httpd.c taler-auditor-httpd.h \
+  taler-auditor-httpd_spa.c taler-auditor-httpd_spa.h \
   taler-auditor-httpd_deposit-confirmation.c taler-auditor-httpd_deposit-confirmation.h \
   taler-auditor-httpd_deposit-confirmation-get.c taler-auditor-httpd_deposit-confirmation-get.h \
   taler-auditor-httpd_deposit-confirmation-del.c taler-auditor-httpd_deposit-confirmation-del.h \
diff --git a/src/auditor/taler-auditor-httpd.c b/src/auditor/taler-auditor-httpd.c
index bda028faf..372d3106b 100644
--- a/src/auditor/taler-auditor-httpd.c
+++ b/src/auditor/taler-auditor-httpd.c
@@ -30,6 +30,7 @@
 #include "taler_mhd_lib.h"
 #include "taler_auditordb_lib.h"
 #include "taler_exchangedb_lib.h"
+#include "taler-auditor-httpd_spa.h"
 #include "taler-auditor-httpd_deposit-confirmation.h"
 #include "taler-auditor-httpd_deposit-confirmation-del.h"
 #include "taler-auditor-httpd_deposit-confirmation-get.h"
@@ -406,8 +407,12 @@ handle_mhd_request (void *cls,
       .method = MHD_HTTP_METHOD_PUT,
       .mime_type = "application/json",
       .handler = &TAH_DEPOSIT_CONFIRMATION_handler,
-      .response_code = MHD_HTTP_OK,
-      .requires_auth = true
+      .response_code = MHD_HTTP_OK
+    },
+    {
+      .url = "/spa/",
+      .method = MHD_HTTP_METHOD_GET,
+      .handler = &TAH_spa_handler
     },
     {
       "/monitoring/deposit-confirmation",
@@ -1140,6 +1145,13 @@ run (void *cls,
     GNUNET_SCHEDULER_shutdown ();
     return;
   }
+  if (GNUNET_OK !=
+      TAH_spa_init ())
+  {
+    global_ret = EXIT_NOTCONFIGURED;
+    GNUNET_SCHEDULER_shutdown ();
+    return;
+  }
   TEAH_DEPOSIT_CONFIRMATION_init ();
   fh = TALER_MHD_bind (cfg,
                        "auditor",
diff --git a/src/auditor/taler-auditor-httpd.h b/src/auditor/taler-auditor-httpd.h
index 374963cca..3480508aa 100644
--- a/src/auditor/taler-auditor-httpd.h
+++ b/src/auditor/taler-auditor-httpd.h
@@ -84,7 +84,6 @@ struct TAH_RequestHandler
    * Function to call to handle the request.
    *
    * @param rh this struct
-   * @param mime_type the @e mime_type for the reply (hint, can be NULL)
    * @param connection the MHD connection to handle
    * @param[in,out] connection_cls the connection's closure (can be updated)
    * @param upload_data upload data
diff --git a/src/auditor/taler-auditor-httpd_spa.c b/src/auditor/taler-auditor-httpd_spa.c
new file mode 100644
index 000000000..fa9a5a540
--- /dev/null
+++ b/src/auditor/taler-auditor-httpd_spa.c
@@ -0,0 +1,78 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2020, 2023, 2024 Taler Systems SA
+
+  TALER is free software; you can redistribute it and/or modify it under the
+  terms of the GNU General Public License as published by the Free Software
+  Foundation; either version 3, or (at your option) any later version.
+
+  TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+  WARRANTY; without even the implied warranty of EXCHANGEABILITY or FITNESS FOR
+  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License along with
+  TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file taler-auditor-httpd_spa.c
+ * @brief logic to load single page app (/spa)
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include <gnunet/gnunet_util_lib.h>
+#include "taler_util.h"
+#include "taler_mhd_lib.h"
+#include <gnunet/gnunet_mhd_compat.h>
+#include "taler-auditor-httpd_spa.h"
+
+
+/**
+ * Resources of the auditor SPA.
+ */
+static struct TALER_MHD_Spa *spa;
+
+
+MHD_RESULT
+TAH_spa_handler (
+  /* const */ struct TAH_RequestHandler *rh,
+  struct MHD_Connection *connection,
+  void **connection_cls,
+  const char *upload_data,
+  size_t *upload_data_size,
+  const char *const args[])
+{
+  const char *path = args[0];
+
+  if (NULL == path)
+    path = "index.html";
+  return TALER_MHD_spa_handler (spa,
+                                connection,
+                                path);
+}
+
+
+enum GNUNET_GenericReturnValue
+TAH_spa_init ()
+{
+  spa = TALER_MHD_spa_load ("auditor/spa/");
+  if (NULL == spa)
+  {
+    GNUNET_break (0);
+    return GNUNET_SYSERR;
+  }
+  return GNUNET_OK;
+}
+
+
+/**
+ * Nicely shut down.
+ */
+void __attribute__ ((destructor))
+get_spa_fini ()
+{
+  if (NULL != spa)
+  {
+    TALER_MHD_spa_free (spa);
+    spa = NULL;
+  }
+}
diff --git a/src/auditor/taler-auditor-httpd_spa.h b/src/auditor/taler-auditor-httpd_spa.h
new file mode 100644
index 000000000..5734c29fa
--- /dev/null
+++ b/src/auditor/taler-auditor-httpd_spa.h
@@ -0,0 +1,58 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2024 Taler Systems SA
+
+  TALER is free software; you can redistribute it and/or modify it under the
+  terms of the GNU General Public License as published by the Free Software
+  Foundation; either version 3, or (at your option) any later version.
+
+  TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+  WARRANTY; without even the implied warranty of EXCHANGEABILITY or FITNESS FOR
+  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License along with
+  TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file taler-auditor-httpd_spa.h
+ * @brief logic to preload and serve static files
+ * @author Christian Grothoff
+ */
+#ifndef TALER_AUDITOR_HTTPD_SPA_H
+#define TALER_AUDITOR_HTTPD_SPA_H
+
+#include <microhttpd.h>
+#include "taler-auditor-httpd.h"
+
+
+/**
+ * Return our single-page-app user interface
+ * for staff (see contrib/wallet-core/).
+ *
+ * @param rh request context
+ * @param connection the MHD connection to handle
+ * @param[in,out] connection_cls the connection's closure (can be updated)
+ * @param upload_data upload data
+ * @param[in,out] upload_data_size number of bytes (left) in @a upload_data
+ * @return MHD result code
+ */
+MHD_RESULT
+TAH_spa_handler (
+  /* const */ struct TAH_RequestHandler *rh,
+  struct MHD_Connection *connection,
+  void **connection_cls,
+  const char *upload_data,
+  size_t *upload_data_size,
+  const char *const args[]);
+
+
+/**
+ * Preload and compress SPA files.
+ *
+ * @return #GNUNET_OK on success
+ */
+enum GNUNET_GenericReturnValue
+TAH_spa_init (void);
+
+
+#endif