Mercurial > sci
annotate scid/crud.c @ 74:38bdcfb3d4f7
themes: fix worker page
author | David Demelier <markand@malikania.fr> |
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date | Tue, 24 Jan 2023 11:30:32 +0100 |
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1 /* |
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2 * crud.c -- convenient helpers for page-api-* |
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3 * |
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4 * Copyright (c) 2021-2022 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 <assert.h> |
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20 |
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21 #include "crud.h" |
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22 #include "log.h" |
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23 #include "pageutil.h" |
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24 |
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25 static int |
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26 save(struct kreq *r, int (*saver)(json_t *), const char *topic) |
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27 { |
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28 json_t *doc; |
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29 json_error_t err; |
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30 int ret = -1; |
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31 |
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32 if (!(doc = json_loads(r->fields[0].val, 0, &err))) |
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33 log_warn("crud: %s: invalid JSON input: %s", topic, err.text); |
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34 else { |
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35 if (saver(doc) < 0) |
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36 log_warn("crud: %s: database insertion failed", topic); |
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37 else |
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38 ret = 0; |
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39 |
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40 json_decref(doc); |
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41 } |
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42 |
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43 return ret; |
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44 } |
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45 |
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46 void |
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47 crud_insert(struct kreq *r, int (*saver)(json_t *), const char *topic) |
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48 { |
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49 assert(r); |
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50 assert(saver); |
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51 assert(topic); |
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52 |
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53 if (r->fieldsz < 1) |
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54 pageutil_json(r, KHTTP_400, NULL); |
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55 else if (save(r, saver, topic) < 0) |
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56 pageutil_json(r, KHTTP_500, NULL); |
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57 else |
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58 /* TODO: Maybe we should send the updated model. */ |
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59 pageutil_json(r, KHTTP_200, NULL); |
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60 } |
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61 |
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62 void |
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63 crud_list(struct kreq *r, json_t *doc) |
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64 { |
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65 assert(r); |
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66 |
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67 if (!doc) |
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68 pageutil_json(r, KHTTP_500, NULL); |
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69 else |
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70 pageutil_json(r, KHTTP_200, doc); |
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71 } |