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-rw-r--r--content/fetchers/about/query_auth.c246
1 files changed, 246 insertions, 0 deletions
diff --git a/content/fetchers/about/query_auth.c b/content/fetchers/about/query_auth.c
new file mode 100644
index 000000000..1ed2e80ee
--- /dev/null
+++ b/content/fetchers/about/query_auth.c
@@ -0,0 +1,246 @@
+/*
+ * 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 query privacy page
+ */
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include "utils/errors.h"
+#include "utils/log.h"
+#include "utils/messages.h"
+#include "content/fetch.h"
+
+#include "private.h"
+#include "query_auth.h"
+
+
+/**
+ * generate the description of the login query
+ */
+static nserror
+get_authentication_description(struct nsurl *url,
+ const char *realm,
+ const char *username,
+ const char *password,
+ char **out_str)
+{
+ nserror res;
+ char *url_s;
+ size_t url_l;
+ char *str = NULL;
+ const char *key;
+
+ res = nsurl_get(url, NSURL_HOST, &url_s, &url_l);
+ if (res != NSERROR_OK) {
+ return res;
+ }
+
+ if ((*username == 0) && (*password == 0)) {
+ key = "LoginDescription";
+ } else {
+ key = "LoginAgain";
+ }
+
+ str = messages_get_buff(key, url_s, realm);
+ if (str != NULL) {
+ NSLOG(netsurf, INFO,
+ "key:%s url:%s realm:%s str:%s",
+ key, url_s, realm, str);
+ *out_str = str;
+ } else {
+ res = NSERROR_NOMEM;
+ }
+
+ free(url_s);
+
+ return res;
+}
+
+
+/**
+ * Handler to generate about scheme authentication query page
+ *
+ * \param ctx The fetcher context.
+ * \return true if handled false if aborted.
+ */
+bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
+{
+ nserror res;
+ char *url_s;
+ size_t url_l;
+ const char *realm = "";
+ const char *username = "";
+ const char *password = "";
+ const char *title;
+ char *description = NULL;
+ struct nsurl *siteurl = NULL;
+ const struct fetch_multipart_data *curmd; /* mutipart data iterator */
+
+ /* extract parameters from multipart post data */
+ curmd = fetch_about_get_multipart(ctx);
+ while (curmd != NULL) {
+ if (strcmp(curmd->name, "siteurl") == 0) {
+ res = nsurl_create(curmd->value, &siteurl);
+ if (res != NSERROR_OK) {
+ return fetch_about_srverror(ctx);
+ }
+ } else if (strcmp(curmd->name, "realm") == 0) {
+ realm = curmd->value;
+ } else if (strcmp(curmd->name, "username") == 0) {
+ username = curmd->value;
+ } else if (strcmp(curmd->name, "password") == 0) {
+ password = curmd->value;
+ }
+ curmd = curmd->next;
+ }
+
+ if (siteurl == NULL) {
+ return fetch_about_srverror(ctx);
+ }
+
+ /* 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; charset=utf-8")) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ title = messages_get("LoginTitle");
+ res = fetch_about_ssenddataf(ctx,
+ "<html>\n<head>\n"
+ "<title>%s</title>\n"
+ "<link rel=\"stylesheet\" type=\"text/css\" "
+ "href=\"resource:internal.css\">\n"
+ "</head>\n"
+ "<body class=\"ns-even-bg ns-even-fg ns-border\" id =\"authentication\">\n"
+ "<h1 class=\"ns-border\">%s</h1>\n",
+ title, title);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx,
+ "<form method=\"post\""
+ " enctype=\"multipart/form-data\">");
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = get_authentication_description(siteurl,
+ realm,
+ username,
+ password,
+ &description);
+ if (res == NSERROR_OK) {
+ res = fetch_about_ssenddataf(ctx, "<p>%s</p>", description);
+ free(description);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+ }
+
+ res = fetch_about_ssenddataf(ctx, "<table>");
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx,
+ "<tr>"
+ "<th><label for=\"name\">%s:</label></th>"
+ "<td><input type=\"text\" id=\"username\" "
+ "name=\"username\" value=\"%s\"></td>"
+ "</tr>",
+ messages_get("Username"), username);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx,
+ "<tr>"
+ "<th><label for=\"password\">%s:</label></th>"
+ "<td><input type=\"password\" id=\"password\" "
+ "name=\"password\" value=\"%s\"></td>"
+ "</tr>",
+ messages_get("Password"), password);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx, "</table>");
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx,
+ "<div id=\"buttons\">"
+ "<input type=\"submit\" id=\"login\" name=\"login\" "
+ "value=\"%s\" class=\"default-action\">"
+ "<input type=\"submit\" id=\"cancel\" name=\"cancel\" "
+ "value=\"%s\">"
+ "</div>",
+ messages_get("Login"),
+ messages_get("Cancel"));
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = nsurl_get(siteurl, NSURL_COMPLETE, &url_s, &url_l);
+ if (res != NSERROR_OK) {
+ url_s = strdup("");
+ }
+ res = fetch_about_ssenddataf(ctx,
+ "<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
+ url_s);
+ free(url_s);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx,
+ "<input type=\"hidden\" name=\"realm\" value=\"%s\">",
+ realm);
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
+ if (res != NSERROR_OK) {
+ goto fetch_about_query_auth_handler_aborted;
+ }
+
+ fetch_about_send_finished(ctx);
+
+ nsurl_unref(siteurl);
+
+ return true;
+
+fetch_about_query_auth_handler_aborted:
+
+ nsurl_unref(siteurl);
+
+ return false;
+}