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94 lines
2.3 KiB
94 lines
2.3 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 blank 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 "netsurf/types.h"
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#include "utils/errors.h"
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#include "utils/nsoption.h"
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#include "private.h"
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#include "choices.h"
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/**
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* Generate the text of a Choices file which represents the current
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* in use options.
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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_choices_handler(struct fetch_about_context *ctx)
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{
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char buffer[1024];
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int code = 200;
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int slen;
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unsigned int opt_loop = 0;
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int res = 0;
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/* content is going to return ok */
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fetch_about_set_http_code(ctx, code);
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/* content type */
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if (fetch_about_send_header(ctx, "Content-Type: text/plain"))
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goto fetch_about_choices_handler_aborted;
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slen = snprintf(buffer, sizeof buffer,
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"# Automatically generated current NetSurf browser Choices\n");
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do {
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res = nsoption_snoptionf(buffer + slen,
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sizeof buffer - slen,
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opt_loop,
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"%k:%v\n");
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if (res <= 0)
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break; /* last option */
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if (res >= (int) (sizeof buffer - slen)) {
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/* last entry would not fit in buffer, submit buffer */
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res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
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if (res != NSERROR_OK) {
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goto fetch_about_choices_handler_aborted;
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}
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slen = 0;
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} else {
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/* normal addition */
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slen += res;
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opt_loop++;
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}
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} while (res > 0);
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res = fetch_about_senddata(ctx, (const uint8_t *)buffer, slen);
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if (res != NSERROR_OK) {
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goto fetch_about_choices_handler_aborted;
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}
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fetch_about_send_finished(ctx);
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return true;
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fetch_about_choices_handler_aborted:
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return false;
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}
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