work on GET /tips/ HTML page

1 files changed, 70 insertions, 0 deletions

diff --git a/src/backend/taler-merchant-httpd_templating.h b/src/backend/taler-merchant-httpd_templating.h
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+/*
+  This file is part of TALER
+  Copyright (C) 2020 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 MERCHANTABILITY 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 merchant/backend/taler-merchant-httpd_templating.h
+ * @brief logic to load and complete HTML templates
+ * @author Christian Grothoff
+ */
+#ifndef TALER_MERCHANT_HTTPD_TEMPLATING_H
+#define TALER_MERCHANT_HTTPD_TEMPLATING_H
+
+#include <microhttpd.h>
+
+/**
+ * Entry in a key-value array we use as the mustach closure.
+ */
+struct KVC
+{
+  /**
+   * A name, used as the key. NULL for the last entry.
+   */
+  const char *name;
+
+  /**
+   * 0-terminated string value to return for @e name.
+   */
+  const char *value;
+};
+
+
+/**
+ * Load a @a template and substitute using @a kvc, returning
+ * the result to the @a connection with the given
+ * @a http_status code.
+ *
+ * @param connection the connection we act upon
+ * @param http_status code to use on success
+ * @param template basename of the template to load
+ * @param taler_uri value for "Taler:" header to set, or NULL
+ * @param kvc key value pairs to fill in
+ * @return #GNUNET_OK on success (reply queued), #GNUNET_NO if an error was queued,
+ *         #GNUNET_SYSERR on failure (to queue an error)
+ */
+enum GNUNET_GenericReturnValue
+TMH_return_from_template (struct MHD_Connection *connection,
+                          unsigned int http_status,
+                          const char *template,
+                          const char *taler_uri,
+                          const struct KVC *kvc);
+
+/**
+ * Preload templates.
+ */
+int
+TMH_templating_init (void);
+
+
+#endif