1 files changed, 133 insertions, 0 deletions
diff --git a/content/fetchers/about/config.c b/content/fetchers/about/config.c
new file mode 100644
index 000000000..a18af956f
--- /dev/null
+++ b/content/fetchers/about/config.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf.
+ *
+ * NetSurf 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; version 2 of the License.
+ *
+ * NetSurf 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * \file
+ * content generator for the about scheme blank page
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "netsurf/types.h"
+#include "utils/errors.h"
+#include "utils/nsoption.h"
+
+#include "private.h"
+#include "config.h"
+
+/**
+ * Handler to generate about scheme config page
+ *
+ * \param ctx The fetcher context.
+ * \return true if handled false if aborted.
+ */
+bool fetch_about_config_handler(struct fetch_about_context *ctx)
+{
+	char buffer[1024];
+	int slen = 0;
+	unsigned int opt_loop = 0;
+	int elen = 0; /* entry length */
+	nserror res;
+	bool even = false;
+
+	/* content is going to return ok */
+	fetch_about_set_http_code(ctx, 200);
+
+	/* content type */
+	if (fetch_about_send_header(ctx, "Content-Type: text/html")) {
+		goto fetch_about_config_handler_aborted;
+	}
+
+	res = fetch_about_ssenddataf(ctx,
+			"<html>\n<head>\n"
+			"<title>NetSurf Browser Config</title>\n"
+			"<link rel=\"stylesheet\" type=\"text/css\" "
+			"href=\"resource:internal.css\">\n"
+			"</head>\n"
+			"<body "
+				"id =\"configlist\" "
+				"class=\"ns-even-bg ns-even-fg ns-border\" "
+				"style=\"overflow: hidden;\">\n"
+			"<h1 class=\"ns-border\">NetSurf Browser Config</h1>\n"
+			"<table class=\"config\">\n"
+			"<tr><th>Option</th>"
+			"<th>Type</th>"
+			"<th>Provenance</th>"
+			"<th>Setting</th></tr>\n");
+	if (res != NSERROR_OK) {
+		goto fetch_about_config_handler_aborted;
+	}
+
+
+	do {
+		if (even) {
+			elen = nsoption_snoptionf(buffer + slen,
+					sizeof buffer - slen,
+					opt_loop,
+					"<tr class=\"ns-even-bg\">"
+						"<th class=\"ns-border\">%k</th>"
+						"<td class=\"ns-border\">%t</td>"
+						"<td class=\"ns-border\">%p</td>"
+						"<td class=\"ns-border\">%V</td>"
+					"</tr>\n");
+		} else {
+			elen = nsoption_snoptionf(buffer + slen,
+					sizeof buffer - slen,
+					opt_loop,
+					"<tr class=\"ns-odd-bg\">"
+						"<th class=\"ns-border\">%k</th>"
+						"<td class=\"ns-border\">%t</td>"
+						"<td class=\"ns-border\">%p</td>"
+						"<td class=\"ns-border\">%V</td>"
+					"</tr>\n");
+		}
+		if (elen <= 0)
+			break; /* last option */
+
+		if (elen >= (int) (sizeof buffer - slen)) {
+			/* last entry would not fit in buffer, submit buffer */
+			res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
+			if (res != NSERROR_OK) {
+				goto fetch_about_config_handler_aborted;
+			}
+			slen = 0;
+		} else {
+			/* normal addition */
+			slen += elen;
+			opt_loop++;
+			even = !even;
+		}
+	} while (elen > 0);
+
+	slen += snprintf(buffer + slen, sizeof buffer - slen,
+			 "</table>\n</body>\n</html>\n");
+
+	res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
+	if (res != NSERROR_OK) {
+		goto fetch_about_config_handler_aborted;
+	}
+
+	fetch_about_send_finished(ctx);
+
+	return true;
+
+fetch_about_config_handler_aborted:
+	return false;
+}