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247 lines
6.0 KiB
247 lines
6.0 KiB
/*
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* Copyright 2020 Vincent Sanders <vince@netsurf-browser.org>
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*
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* This file is part of NetSurf.
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* \file
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* content generator for the about scheme query privacy page
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*/
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "utils/errors.h"
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#include "utils/log.h"
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#include "utils/messages.h"
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#include "content/fetch.h"
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#include "private.h"
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#include "query_auth.h"
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/**
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* generate the description of the login query
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*/
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static nserror
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get_authentication_description(struct nsurl *url,
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const char *realm,
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const char *username,
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const char *password,
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char **out_str)
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{
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nserror res;
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char *url_s;
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size_t url_l;
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char *str = NULL;
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const char *key;
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res = nsurl_get(url, NSURL_HOST, &url_s, &url_l);
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if (res != NSERROR_OK) {
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return res;
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}
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if ((*username == 0) && (*password == 0)) {
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key = "LoginDescription";
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} else {
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key = "LoginAgain";
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}
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str = messages_get_buff(key, url_s, realm);
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if (str != NULL) {
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NSLOG(netsurf, INFO,
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"key:%s url:%s realm:%s str:%s",
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key, url_s, realm, str);
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*out_str = str;
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} else {
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res = NSERROR_NOMEM;
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}
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free(url_s);
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return res;
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}
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/**
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* Handler to generate about scheme authentication query page
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*
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* \param ctx The fetcher context.
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* \return true if handled false if aborted.
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*/
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bool fetch_about_query_auth_handler(struct fetch_about_context *ctx)
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{
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nserror res;
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char *url_s;
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size_t url_l;
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const char *realm = "";
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const char *username = "";
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const char *password = "";
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const char *title;
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char *description = NULL;
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struct nsurl *siteurl = NULL;
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const struct fetch_multipart_data *curmd; /* mutipart data iterator */
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/* extract parameters from multipart post data */
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curmd = fetch_about_get_multipart(ctx);
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while (curmd != NULL) {
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if (strcmp(curmd->name, "siteurl") == 0) {
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res = nsurl_create(curmd->value, &siteurl);
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if (res != NSERROR_OK) {
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return fetch_about_srverror(ctx);
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}
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} else if (strcmp(curmd->name, "realm") == 0) {
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realm = curmd->value;
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} else if (strcmp(curmd->name, "username") == 0) {
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username = curmd->value;
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} else if (strcmp(curmd->name, "password") == 0) {
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password = curmd->value;
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}
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curmd = curmd->next;
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}
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if (siteurl == NULL) {
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return fetch_about_srverror(ctx);
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}
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/* content is going to return ok */
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fetch_about_set_http_code(ctx, 200);
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/* content type */
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if (fetch_about_send_header(ctx, "Content-Type: text/html; charset=utf-8")) {
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goto fetch_about_query_auth_handler_aborted;
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}
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title = messages_get("LoginTitle");
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res = fetch_about_ssenddataf(ctx,
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"<html>\n<head>\n"
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"<title>%s</title>\n"
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"<link rel=\"stylesheet\" type=\"text/css\" "
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"href=\"resource:internal.css\">\n"
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"</head>\n"
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"<body class=\"ns-even-bg ns-even-fg ns-border\" id =\"authentication\">\n"
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"<h1 class=\"ns-border\">%s</h1>\n",
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title, title);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx,
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"<form method=\"post\""
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" enctype=\"multipart/form-data\">");
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = get_authentication_description(siteurl,
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realm,
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username,
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password,
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&description);
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if (res == NSERROR_OK) {
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res = fetch_about_ssenddataf(ctx, "<p>%s</p>", description);
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free(description);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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}
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res = fetch_about_ssenddataf(ctx, "<table>");
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx,
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"<tr>"
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"<th><label for=\"name\">%s:</label></th>"
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"<td><input type=\"text\" id=\"username\" "
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"name=\"username\" value=\"%s\"></td>"
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"</tr>",
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messages_get("Username"), username);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx,
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"<tr>"
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"<th><label for=\"password\">%s:</label></th>"
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"<td><input type=\"password\" id=\"password\" "
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"name=\"password\" value=\"%s\"></td>"
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"</tr>",
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messages_get("Password"), password);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx, "</table>");
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx,
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"<div id=\"buttons\">"
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"<input type=\"submit\" id=\"login\" name=\"login\" "
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"value=\"%s\" class=\"default-action\">"
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"<input type=\"submit\" id=\"cancel\" name=\"cancel\" "
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"value=\"%s\">"
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"</div>",
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messages_get("Login"),
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messages_get("Cancel"));
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = nsurl_get(siteurl, NSURL_COMPLETE, &url_s, &url_l);
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if (res != NSERROR_OK) {
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url_s = strdup("");
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}
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res = fetch_about_ssenddataf(ctx,
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"<input type=\"hidden\" name=\"siteurl\" value=\"%s\">",
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url_s);
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free(url_s);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx,
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"<input type=\"hidden\" name=\"realm\" value=\"%s\">",
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realm);
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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res = fetch_about_ssenddataf(ctx, "</form></body>\n</html>\n");
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if (res != NSERROR_OK) {
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goto fetch_about_query_auth_handler_aborted;
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}
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fetch_about_send_finished(ctx);
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nsurl_unref(siteurl);
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return true;
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fetch_about_query_auth_handler_aborted:
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nsurl_unref(siteurl);
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return false;
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}
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