1 /*
2 * (C) Copyright 2005- ECMWF.
3 *
4 * This software is licensed under the terms of the Apache Licence Version 2.0
5 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
6 *
7 * In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
8 * virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
9 */
10
11 #include "grib_api_internal.h"
12
13 /*
14 This is used by make_class.pl
15
16 START_CLASS_DEF
17 CLASS = accessor
18 SUPER = grib_accessor_class_double
19 IMPLEMENTS = unpack_double; pack_double
20 IMPLEMENTS = unpack_long; pack_long
21 IMPLEMENTS = unpack_string; pack_string
22 IMPLEMENTS = dump
23 IMPLEMENTS = init
24 IMPLEMENTS = pack_expression
25 MEMBERS = const char *year
26 MEMBERS = const char *month
27 MEMBERS = const char *day
28 MEMBERS = const char *hour
29 MEMBERS = const char *minute
30 MEMBERS = const char *second
31 MEMBERS = const char *ymd
32 MEMBERS = const char *hms
33 MEMBERS = char sep[5]
34 END_CLASS_DEF
35
36 */
37
38 /* START_CLASS_IMP */
39
40 /*
41
42 Don't edit anything between START_CLASS_IMP and END_CLASS_IMP
43 Instead edit values between START_CLASS_DEF and END_CLASS_DEF
44 or edit "accessor.class" and rerun ./make_class.pl
45
46 */
47
48 static int pack_double(grib_accessor*, const double* val, size_t* len);
49 static int pack_long(grib_accessor*, const long* val, size_t* len);
50 static int pack_string(grib_accessor*, const char*, size_t* len);
51 static int pack_expression(grib_accessor*, grib_expression*);
52 static int unpack_double(grib_accessor*, double* val, size_t* len);
53 static int unpack_long(grib_accessor*, long* val, size_t* len);
54 static int unpack_string(grib_accessor*, char*, size_t* len);
55 static void dump(grib_accessor*, grib_dumper*);
56 static void init(grib_accessor*, const long, grib_arguments*);
57 static void init_class(grib_accessor_class*);
58
59 typedef struct grib_accessor_julian_date
60 {
61 grib_accessor att;
62 /* Members defined in gen */
63 /* Members defined in double */
64 /* Members defined in julian_date */
65 const char* year;
66 const char* month;
67 const char* day;
68 const char* hour;
69 const char* minute;
70 const char* second;
71 const char* ymd;
72 const char* hms;
73 char sep[5];
74 } grib_accessor_julian_date;
75
76 extern grib_accessor_class* grib_accessor_class_double;
77
78 static grib_accessor_class _grib_accessor_class_julian_date = {
79 &grib_accessor_class_double, /* super */
80 "julian_date", /* name */
81 sizeof(grib_accessor_julian_date), /* size */
82 0, /* inited */
83 &init_class, /* init_class */
84 &init, /* init */
85 0, /* post_init */
86 0, /* free mem */
87 &dump, /* describes himself */
88 0, /* get length of section */
89 0, /* get length of string */
90 0, /* get number of values */
91 0, /* get number of bytes */
92 0, /* get offset to bytes */
93 0, /* get native type */
94 0, /* get sub_section */
95 0, /* grib_pack procedures long */
96 0, /* grib_pack procedures long */
97 &pack_long, /* grib_pack procedures long */
98 &unpack_long, /* grib_unpack procedures long */
99 &pack_double, /* grib_pack procedures double */
100 &unpack_double, /* grib_unpack procedures double */
101 &pack_string, /* grib_pack procedures string */
102 &unpack_string, /* grib_unpack procedures string */
103 0, /* grib_pack array procedures string */
104 0, /* grib_unpack array procedures string */
105 0, /* grib_pack procedures bytes */
106 0, /* grib_unpack procedures bytes */
107 &pack_expression, /* pack_expression */
108 0, /* notify_change */
109 0, /* update_size */
110 0, /* preferred_size */
111 0, /* resize */
112 0, /* nearest_smaller_value */
113 0, /* next accessor */
114 0, /* compare vs. another accessor */
115 0, /* unpack only ith value */
116 0, /* unpack a subarray */
117 0, /* clear */
118 0, /* clone accessor */
119 };
120
121
122 grib_accessor_class* grib_accessor_class_julian_date = &_grib_accessor_class_julian_date;
123
124
init_class(grib_accessor_class * c)125 static void init_class(grib_accessor_class* c)
126 {
127 c->next_offset = (*(c->super))->next_offset;
128 c->string_length = (*(c->super))->string_length;
129 c->value_count = (*(c->super))->value_count;
130 c->byte_count = (*(c->super))->byte_count;
131 c->byte_offset = (*(c->super))->byte_offset;
132 c->get_native_type = (*(c->super))->get_native_type;
133 c->sub_section = (*(c->super))->sub_section;
134 c->pack_missing = (*(c->super))->pack_missing;
135 c->is_missing = (*(c->super))->is_missing;
136 c->pack_string_array = (*(c->super))->pack_string_array;
137 c->unpack_string_array = (*(c->super))->unpack_string_array;
138 c->pack_bytes = (*(c->super))->pack_bytes;
139 c->unpack_bytes = (*(c->super))->unpack_bytes;
140 c->notify_change = (*(c->super))->notify_change;
141 c->update_size = (*(c->super))->update_size;
142 c->preferred_size = (*(c->super))->preferred_size;
143 c->resize = (*(c->super))->resize;
144 c->nearest_smaller_value = (*(c->super))->nearest_smaller_value;
145 c->next = (*(c->super))->next;
146 c->compare = (*(c->super))->compare;
147 c->unpack_double_element = (*(c->super))->unpack_double_element;
148 c->unpack_double_subarray = (*(c->super))->unpack_double_subarray;
149 c->clear = (*(c->super))->clear;
150 c->make_clone = (*(c->super))->make_clone;
151 }
152
153 /* END_CLASS_IMP */
154
155
init(grib_accessor * a,const long l,grib_arguments * c)156 static void init(grib_accessor* a, const long l, grib_arguments* c)
157 {
158 grib_accessor_julian_date* self = (grib_accessor_julian_date*)a;
159 int n = 0;
160 grib_handle* h = grib_handle_of_accessor(a);
161
162 self->year = grib_arguments_get_name(h, c, n++);
163 self->month = grib_arguments_get_name(h, c, n++);
164
165 self->day = grib_arguments_get_name(h, c, n++);
166 if (self->day == NULL) {
167 self->hour = 0;
168 self->minute = 0;
169 self->second = 0;
170 self->ymd = self->year;
171 self->hms = self->month;
172 self->year = 0;
173 self->month = 0;
174 }
175 else {
176 self->ymd = 0;
177 self->hms = 0;
178 self->hour = grib_arguments_get_name(h, c, n++);
179 self->minute = grib_arguments_get_name(h, c, n++);
180 self->second = grib_arguments_get_name(h, c, n++);
181 }
182 self->sep[0] = ' ';
183 self->sep[1] = 0;
184 self->sep[2] = 0;
185 self->sep[3] = 0;
186 self->sep[4] = 0;
187
188 a->length = 0;
189 }
190
dump(grib_accessor * a,grib_dumper * dumper)191 static void dump(grib_accessor* a, grib_dumper* dumper)
192 {
193 grib_dump_string(dumper, a, NULL);
194 }
195
unpack_double(grib_accessor * a,double * val,size_t * len)196 static int unpack_double(grib_accessor* a, double* val, size_t* len)
197 {
198 int ret = 0;
199 long hour, minute, second;
200 long year, month, day, ymd, hms;
201 grib_handle* h = grib_handle_of_accessor(a);
202 grib_accessor_julian_date* self = (grib_accessor_julian_date*)a;
203
204 if (self->ymd == NULL) {
205 ret = grib_get_long(h, self->year, &year);
206 if (ret != GRIB_SUCCESS)
207 return ret;
208 ret = grib_get_long(h, self->month, &month);
209 if (ret != GRIB_SUCCESS)
210 return ret;
211 ret = grib_get_long(h, self->day, &day);
212 if (ret != GRIB_SUCCESS)
213 return ret;
214
215 ret = grib_get_long(h, self->hour, &hour);
216 if (ret != GRIB_SUCCESS)
217 return ret;
218 ret = grib_get_long(h, self->minute, &minute);
219 if (ret != GRIB_SUCCESS)
220 return ret;
221 ret = grib_get_long(h, self->second, &second);
222 if (ret != GRIB_SUCCESS)
223 return ret;
224 }
225 else {
226 ret = grib_get_long(h, self->ymd, &ymd);
227 if (ret != GRIB_SUCCESS)
228 return ret;
229 year = ymd / 10000;
230 ymd %= 10000;
231 month = ymd / 100;
232 ymd %= 100;
233 day = ymd;
234
235 ret = grib_get_long(h, self->hms, &hms);
236 if (ret != GRIB_SUCCESS)
237 return ret;
238 hour = hms / 10000;
239 hms %= 10000;
240 minute = hms / 100;
241 hms %= 100;
242 second = hms;
243 }
244
245 ret = grib_datetime_to_julian(year, month, day, hour, minute, second, val);
246
247 return ret;
248 }
249
pack_double(grib_accessor * a,const double * val,size_t * len)250 static int pack_double(grib_accessor* a, const double* val, size_t* len)
251 {
252 grib_accessor_julian_date* self = (grib_accessor_julian_date*)a;
253 int ret = 0;
254 long hour = 0;
255 long minute = 0;
256 long second = 0;
257 long ymd = 0, hms = 0;
258 long year, month, day;
259 grib_handle* h = grib_handle_of_accessor(a);
260
261 ret = grib_julian_to_datetime(*val, &year, &month, &day, &hour, &minute, &second);
262 if (ret != 0)
263 return ret;
264
265 if (self->ymd == NULL) {
266 ret = grib_set_long(h, self->year, year);
267 if (ret != 0)
268 return ret;
269 ret = grib_set_long(h, self->month, month);
270 if (ret != 0)
271 return ret;
272 ret = grib_set_long(h, self->day, day);
273 if (ret != 0)
274 return ret;
275 ret = grib_set_long(h, self->hour, hour);
276 if (ret != 0)
277 return ret;
278 ret = grib_set_long(h, self->minute, minute);
279 if (ret != 0)
280 return ret;
281 ret = grib_set_long(h, self->second, second);
282 if (ret != 0)
283 return ret;
284 }
285 else {
286 ymd = year * 10000 + month * 100 + day;
287 ret = grib_set_long(h, self->ymd, ymd);
288 if (ret != 0)
289 return ret;
290
291 hms = hour * 10000 + minute * 100 + second;
292 ret = grib_set_long(h, self->hms, hms);
293 if (ret != 0)
294 return ret;
295 }
296
297 return ret;
298 }
299
unpack_string(grib_accessor * a,char * val,size_t * len)300 static int unpack_string(grib_accessor* a, char* val, size_t* len)
301 {
302 int ret = 0;
303 long hour, minute, second;
304 long year, month, day, ymd, hms;
305 grib_accessor_julian_date* self = (grib_accessor_julian_date*)a;
306 char* sep = self->sep;
307 grib_handle* h = grib_handle_of_accessor(a);
308
309 if (*len < 15)
310 return GRIB_ARRAY_TOO_SMALL;
311
312 if (self->ymd == NULL) {
313 ret = grib_get_long(h, self->year, &year);
314 if (ret != GRIB_SUCCESS)
315 return ret;
316 ret = grib_get_long(h, self->month, &month);
317 if (ret != GRIB_SUCCESS)
318 return ret;
319 ret = grib_get_long(h, self->day, &day);
320 if (ret != GRIB_SUCCESS)
321 return ret;
322
323 ret = grib_get_long(h, self->hour, &hour);
324 if (ret != GRIB_SUCCESS)
325 return ret;
326 ret = grib_get_long(h, self->minute, &minute);
327 if (ret != GRIB_SUCCESS)
328 return ret;
329 ret = grib_get_long(h, self->second, &second);
330 if (ret != GRIB_SUCCESS)
331 return ret;
332 }
333 else {
334 ret = grib_get_long(h, self->ymd, &ymd);
335 if (ret != GRIB_SUCCESS)
336 return ret;
337 year = ymd / 10000;
338 ymd %= 10000;
339 month = ymd / 100;
340 ymd %= 100;
341 day = ymd;
342
343 ret = grib_get_long(h, self->hms, &hms);
344 if (ret != GRIB_SUCCESS)
345 return ret;
346 hour = hms / 10000;
347 hms %= 10000;
348 minute = hms / 100;
349 hms %= 100;
350 second = hms;
351 }
352
353 if (sep[1] != 0 && sep[2] != 0 && sep[3] != 0 && sep[4] != 0) {
354 sprintf(val, "%04ld%c%02ld%c%02ld%c%02ld%c%02ld%c%02ld", year, sep[0], month, sep[1], day, sep[2], hour, sep[3], minute, sep[4], second);
355 }
356 else if (sep[0] != 0) {
357 sprintf(val, "%04ld%02ld%02ld%c%02ld%02ld%02ld", year, month, day, sep[0], hour, minute, second);
358 }
359 else {
360 sprintf(val, "%04ld%02ld%02ld%02ld%02ld%02ld", year, month, day, hour, minute, second);
361 }
362 return ret;
363 }
364
pack_string(grib_accessor * a,const char * val,size_t * len)365 static int pack_string(grib_accessor* a, const char* val, size_t* len)
366 {
367 int ret = 0;
368 long hour, minute, second;
369 long year, month, day, ymd, hms;
370 grib_accessor_julian_date* self = (grib_accessor_julian_date*)a;
371 char* sep = self->sep;
372 grib_handle* h = grib_handle_of_accessor(a);
373
374 ret = sscanf(val, "%04ld%c%02ld%c%02ld%c%02ld%c%02ld%c%02ld", &year, &sep[0], &month, &sep[1], &day, &sep[2], &hour, &sep[3], &minute, &sep[4], &second);
375 if (ret != 11) {
376 if (strlen(val) == 15) {
377 ret = sscanf(val, "%04ld%02ld%02ld%c%02ld%02ld%02ld", &year, &month, &day, &sep[0], &hour, &minute, &second);
378 if (ret != 7) {
379 grib_context_log(h->context, GRIB_LOG_ERROR, " Wrong date time format. Please use \"YYYY-MM-DD hh:mm:ss\"");
380 return GRIB_INVALID_KEY_VALUE;
381 }
382 sep[1] = 0;
383 sep[2] = 0;
384 sep[3] = 0;
385 sep[4] = 0;
386 }
387 else {
388 ret = sscanf(val, "%04ld%02ld%02ld%02ld%02ld%02ld", &year, &month, &day, &hour, &minute, &second);
389 if (ret != 6) {
390 grib_context_log(h->context, GRIB_LOG_ERROR, " Wrong date time format. Please use \"YYYY-MM-DD hh:mm:ss\"");
391 return GRIB_INVALID_KEY_VALUE;
392 }
393 sep[0] = 0;
394 sep[1] = 0;
395 sep[2] = 0;
396 sep[3] = 0;
397 sep[4] = 0;
398 }
399 }
400
401 if (self->ymd == NULL) {
402 ret = grib_set_long(h, self->year, year);
403 if (ret != 0)
404 return ret;
405 ret = grib_set_long(h, self->month, month);
406 if (ret != 0)
407 return ret;
408 ret = grib_set_long(h, self->day, day);
409 if (ret != 0)
410 return ret;
411 ret = grib_set_long(h, self->hour, hour);
412 if (ret != 0)
413 return ret;
414 ret = grib_set_long(h, self->minute, minute);
415 if (ret != 0)
416 return ret;
417 ret = grib_set_long(h, self->second, second);
418 if (ret != 0)
419 return ret;
420 }
421 else {
422 ymd = year * 10000 + month * 100 + day;
423 ret = grib_set_long(h, self->ymd, ymd);
424 if (ret != 0)
425 return ret;
426
427 hms = hour * 10000 + minute * 100 + second;
428 ret = grib_set_long(h, self->hms, hms);
429 if (ret != 0)
430 return ret;
431 }
432
433 return ret;
434 }
435
unpack_long(grib_accessor * a,long * val,size_t * len)436 static int unpack_long(grib_accessor* a, long* val, size_t* len)
437 {
438 grib_context_log(a->context, GRIB_LOG_ERROR, " Cannot unpack %s as long", a->name);
439 return GRIB_NOT_IMPLEMENTED;
440 }
pack_long(grib_accessor * a,const long * v,size_t * len)441 static int pack_long(grib_accessor* a, const long* v, size_t* len)
442 {
443 grib_context_log(a->context, GRIB_LOG_ERROR, " Cannot pack %s as long", a->name);
444 return GRIB_NOT_IMPLEMENTED;
445 }
446
pack_expression(grib_accessor * a,grib_expression * e)447 static int pack_expression(grib_accessor* a, grib_expression* e)
448 {
449 size_t len = 1;
450 long lval = 0;
451 double dval = 0;
452 const char* cval = NULL;
453 int ret = 0;
454 grib_handle* hand = grib_handle_of_accessor(a);
455
456 switch (grib_expression_native_type(hand, e)) {
457 case GRIB_TYPE_LONG: {
458 len = 1;
459 ret = grib_expression_evaluate_long(hand, e, &lval);
460 if (ret != GRIB_SUCCESS) {
461 grib_context_log(a->context, GRIB_LOG_ERROR, "unable to set %s as long", a->name);
462 return ret;
463 }
464 /*if (hand->context->debug)
465 printf("ECCODES DEBUG grib_accessor_class_gen::pack_expression %s %ld\n", a->name,lval);*/
466 return grib_pack_long(a, &lval, &len);
467 }
468
469 case GRIB_TYPE_DOUBLE: {
470 len = 1;
471 ret = grib_expression_evaluate_double(hand, e, &dval);
472 /*if (hand->context->debug)
473 printf("ECCODES DEBUG grib_accessor_class_gen::pack_expression %s %g\n", a->name, dval);*/
474 return grib_pack_double(a, &dval, &len);
475 }
476
477 case GRIB_TYPE_STRING: {
478 char tmp[1024];
479 len = sizeof(tmp);
480 cval = grib_expression_evaluate_string(hand, e, tmp, &len, &ret);
481 if (ret != GRIB_SUCCESS) {
482 grib_context_log(a->context, GRIB_LOG_ERROR, "unable to set %s as string", a->name);
483 return ret;
484 }
485 len = strlen(cval);
486 /*if (hand->context->debug)
487 printf("ECCODES DEBUG grib_accessor_class_gen::pack_expression %s %s\n", a->name, cval);*/
488 return grib_pack_string(a, cval, &len);
489 }
490 }
491
492 return GRIB_NOT_IMPLEMENTED;
493 }
494