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annotate page-download.c @ 65:664300f3fd87

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misc: more like C11 than C18
author David Demelier <markand@malikania.fr>
date Sat, 11 Jun 2022 09:25:14 +0200
parents e8d8eaa0da53
children 1a98bc0daa49
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1 /*
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2 * page-download.c -- page /download/<id>
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3 *
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ecb0b90d94d8 misc: update copyright years
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4 * Copyright (c) 2020-2022 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <sys/types.h>
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20 #include <assert.h>
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21 #include <stdarg.h>
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22 #include <stdint.h>
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23
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24 #include <kcgi.h>
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25
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26 #include "database.h"
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27 #include "page.h"
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28 #include "paste.h"
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29
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30 static void
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31 get(struct kreq *r)
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32 {
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33 struct paste paste = {0};
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34
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35 if (!database_get(&paste, r->path))
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36 page(r, NULL, KHTTP_404, "404.html", "404");
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37 else {
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38 khttp_head(r, kresps[KRESP_CONTENT_TYPE], "%s", kmimetypes[KMIME_APP_OCTET_STREAM]);
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39 #if 0
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40 /* TODO: this seems to generated truncated files. */
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41 khttp_head(r, kresps[KRESP_CONTENT_LENGTH], "%zu", strlen(paste.code));
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42 #endif
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43 khttp_head(r, kresps[KRESP_CONNECTION], "keep-alive");
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44 khttp_head(r, kresps[KRESP_CONTENT_DISPOSITION],
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45 "attachment; filename=\"%s.%s\"", paste.id, paste.language);
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46 khttp_body(r);
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47 khttp_puts(r, paste.code);
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48 khttp_free(r);
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49 paste_finish(&paste);
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50 }
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51 }
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52
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53 void
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54 page_download(struct kreq *r)
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55 {
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56 switch (r->method) {
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57 case KMETHOD_GET:
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58 get(r);
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59 break;
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60 default:
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61 page(r, NULL, KHTTP_400, "400.html", "400");
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62 break;
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63 }
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64 }