1 | /* -*- c-basic-offset: 2 -*- */ |
2 | /* |
3 | Copyright(C) 2009-2017 Brazil |
4 | |
5 | This library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License version 2.1 as published by the Free Software Foundation. |
8 | |
9 | This library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with this library; if not, write to the Free Software |
16 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #include "grn_load.h" |
20 | #include "grn_ctx_impl.h" |
21 | #include "grn_db.h" |
22 | #include "grn_util.h" |
23 | |
24 | static void |
25 | grn_loader_save_error(grn_ctx *ctx, grn_loader *loader) |
26 | { |
27 | loader->rc = ctx->rc; |
28 | grn_strcpy(loader->errbuf, GRN_CTX_MSGSIZE, ctx->errbuf); |
29 | } |
30 | |
31 | static grn_obj * |
32 | values_add(grn_ctx *ctx, grn_loader *loader) |
33 | { |
34 | grn_obj *res; |
35 | uint32_t curr_size = loader->values_size * sizeof(grn_obj); |
36 | if (curr_size < GRN_TEXT_LEN(&loader->values)) { |
37 | res = (grn_obj *)(GRN_TEXT_VALUE(&loader->values) + curr_size); |
38 | res->header.domain = GRN_DB_TEXT; |
39 | GRN_BULK_REWIND(res); |
40 | } else { |
41 | if (grn_bulk_space(ctx, &loader->values, sizeof(grn_obj))) { return NULL; } |
42 | res = (grn_obj *)(GRN_TEXT_VALUE(&loader->values) + curr_size); |
43 | GRN_TEXT_INIT(res, 0); |
44 | } |
45 | loader->values_size++; |
46 | loader->last = res; |
47 | return res; |
48 | } |
49 | |
50 | static grn_obj * |
51 | values_next(grn_ctx *ctx, grn_obj *value) |
52 | { |
53 | if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACKET || |
54 | value->header.domain == GRN_JSON_LOAD_OPEN_BRACE) { |
55 | value += GRN_UINT32_VALUE(value); |
56 | } |
57 | return value + 1; |
58 | } |
59 | |
60 | static int |
61 | values_len(grn_ctx *ctx, grn_obj *head, grn_obj *tail) |
62 | { |
63 | int len; |
64 | for (len = 0; head < tail; head = values_next(ctx, head), len++) ; |
65 | return len; |
66 | } |
67 | |
68 | static grn_id |
69 | loader_add(grn_ctx *ctx, grn_obj *key) |
70 | { |
71 | int added = 0; |
72 | grn_loader *loader = &ctx->impl->loader; |
73 | grn_id id = grn_table_add_by_key(ctx, loader->table, key, &added); |
74 | if (id == GRN_ID_NIL) { |
75 | grn_loader_save_error(ctx, loader); |
76 | return id; |
77 | } |
78 | if (!added && loader->ifexists) { |
79 | grn_obj *v = grn_expr_get_var_by_offset(ctx, loader->ifexists, 0); |
80 | grn_obj *result; |
81 | GRN_RECORD_SET(ctx, v, id); |
82 | result = grn_expr_exec(ctx, loader->ifexists, 0); |
83 | if (!grn_obj_is_true(ctx, result)) { |
84 | id = 0; |
85 | } |
86 | } |
87 | return id; |
88 | } |
89 | |
90 | static void |
91 | add_weight_vector(grn_ctx *ctx, |
92 | grn_obj *column, |
93 | grn_obj *value, |
94 | grn_obj *vector) |
95 | { |
96 | unsigned int i, n; |
97 | grn_obj weight_buffer; |
98 | |
99 | n = GRN_UINT32_VALUE(value); |
100 | GRN_UINT32_INIT(&weight_buffer, 0); |
101 | for (i = 0; i < n; i += 2) { |
102 | grn_rc rc; |
103 | grn_obj *key, *weight; |
104 | |
105 | key = value + 1 + i; |
106 | weight = key + 1; |
107 | |
108 | GRN_BULK_REWIND(&weight_buffer); |
109 | rc = grn_obj_cast(ctx, weight, &weight_buffer, GRN_TRUE); |
110 | if (rc != GRN_SUCCESS) { |
111 | grn_obj *range; |
112 | range = grn_ctx_at(ctx, weight_buffer.header.domain); |
113 | ERR_CAST(column, range, weight); |
114 | grn_obj_unlink(ctx, range); |
115 | break; |
116 | } |
117 | grn_vector_add_element(ctx, |
118 | vector, |
119 | GRN_BULK_HEAD(key), |
120 | GRN_BULK_VSIZE(key), |
121 | GRN_UINT32_VALUE(&weight_buffer), |
122 | key->header.domain); |
123 | } |
124 | GRN_OBJ_FIN(ctx, &weight_buffer); |
125 | } |
126 | |
127 | static void |
128 | set_vector(grn_ctx *ctx, grn_obj *column, grn_id id, grn_obj *vector) |
129 | { |
130 | int n = GRN_UINT32_VALUE(vector); |
131 | grn_obj buf, *v = vector + 1; |
132 | grn_id range_id; |
133 | grn_obj *range; |
134 | |
135 | range_id = DB_OBJ(column)->range; |
136 | range = grn_ctx_at(ctx, range_id); |
137 | if (grn_obj_is_table(ctx, range)) { |
138 | GRN_RECORD_INIT(&buf, GRN_OBJ_VECTOR, range_id); |
139 | while (n--) { |
140 | grn_bool cast_failed = GRN_FALSE; |
141 | grn_obj record, *element = v; |
142 | if (range_id != element->header.domain) { |
143 | GRN_RECORD_INIT(&record, 0, range_id); |
144 | if (grn_obj_cast(ctx, element, &record, GRN_TRUE)) { |
145 | cast_failed = GRN_TRUE; |
146 | ERR_CAST(column, range, element); |
147 | } |
148 | element = &record; |
149 | } |
150 | if (!cast_failed) { |
151 | GRN_UINT32_PUT(ctx, &buf, GRN_RECORD_VALUE(element)); |
152 | } |
153 | if (element == &record) { GRN_OBJ_FIN(ctx, element); } |
154 | v = values_next(ctx, v); |
155 | } |
156 | } else { |
157 | if (((struct _grn_type *)range)->obj.header.flags & GRN_OBJ_KEY_VAR_SIZE) { |
158 | GRN_TEXT_INIT(&buf, GRN_OBJ_VECTOR); |
159 | while (n--) { |
160 | switch (v->header.domain) { |
161 | case GRN_DB_TEXT : |
162 | { |
163 | grn_bool cast_failed = GRN_FALSE; |
164 | grn_obj casted_element, *element = v; |
165 | if (range_id != element->header.domain) { |
166 | GRN_OBJ_INIT(&casted_element, GRN_BULK, 0, range_id); |
167 | if (grn_obj_cast(ctx, element, &casted_element, GRN_TRUE)) { |
168 | cast_failed = GRN_TRUE; |
169 | ERR_CAST(column, range, element); |
170 | } |
171 | element = &casted_element; |
172 | } |
173 | if (!cast_failed) { |
174 | grn_vector_add_element(ctx, &buf, |
175 | GRN_TEXT_VALUE(element), |
176 | GRN_TEXT_LEN(element), |
177 | 0, |
178 | element->header.domain); |
179 | } |
180 | if (element == &casted_element) { GRN_OBJ_FIN(ctx, element); } |
181 | break; |
182 | } |
183 | case GRN_JSON_LOAD_OPEN_BRACE : |
184 | add_weight_vector(ctx, column, v, &buf); |
185 | n -= GRN_UINT32_VALUE(v); |
186 | break; |
187 | default : |
188 | ERR(GRN_INVALID_ARGUMENT, "array must contain string or object" ); |
189 | break; |
190 | } |
191 | v = values_next(ctx, v); |
192 | } |
193 | } else { |
194 | grn_id value_size = ((grn_db_obj *)range)->range; |
195 | GRN_VALUE_FIX_SIZE_INIT(&buf, GRN_OBJ_VECTOR, range_id); |
196 | while (n--) { |
197 | grn_bool cast_failed = GRN_FALSE; |
198 | grn_obj casted_element, *element = v; |
199 | if (range_id != element->header.domain) { |
200 | GRN_OBJ_INIT(&casted_element, GRN_BULK, 0, range_id); |
201 | if (grn_obj_cast(ctx, element, &casted_element, GRN_TRUE)) { |
202 | cast_failed = GRN_TRUE; |
203 | ERR_CAST(column, range, element); |
204 | } |
205 | element = &casted_element; |
206 | } |
207 | if (!cast_failed) { |
208 | grn_bulk_write(ctx, &buf, GRN_TEXT_VALUE(element), value_size); |
209 | } |
210 | if (element == &casted_element) { GRN_OBJ_FIN(ctx, element); } |
211 | v = values_next(ctx, v); |
212 | } |
213 | } |
214 | } |
215 | grn_obj_set_value(ctx, column, id, &buf, GRN_OBJ_SET); |
216 | GRN_OBJ_FIN(ctx, &buf); |
217 | } |
218 | |
219 | static void |
220 | set_weight_vector(grn_ctx *ctx, grn_obj *column, grn_id id, grn_obj *value) |
221 | { |
222 | if (!grn_obj_is_weight_vector_column(ctx, column)) { |
223 | char column_name[GRN_TABLE_MAX_KEY_SIZE]; |
224 | int column_name_size; |
225 | column_name_size = grn_obj_name(ctx, column, column_name, |
226 | GRN_TABLE_MAX_KEY_SIZE); |
227 | ERR(GRN_INVALID_ARGUMENT, |
228 | "<%.*s>: columns except weight vector column don't support object value" , |
229 | column_name_size, column_name); |
230 | return; |
231 | } |
232 | |
233 | { |
234 | grn_obj vector; |
235 | |
236 | GRN_TEXT_INIT(&vector, GRN_OBJ_VECTOR); |
237 | add_weight_vector(ctx, column, value, &vector); |
238 | grn_obj_set_value(ctx, column, id, &vector, GRN_OBJ_SET); |
239 | GRN_OBJ_FIN(ctx, &vector); |
240 | } |
241 | } |
242 | |
243 | static inline int |
244 | name_equal(const char *p, unsigned int size, const char *name) |
245 | { |
246 | if (strlen(name) != size) { return 0; } |
247 | if (*p != GRN_DB_PSEUDO_COLUMN_PREFIX) { return 0; } |
248 | return !memcmp(p + 1, name + 1, size - 1); |
249 | } |
250 | |
251 | static void |
252 | report_set_column_value_failure(grn_ctx *ctx, |
253 | grn_obj *key, |
254 | const char *column_name, |
255 | unsigned int column_name_size, |
256 | grn_obj *column_value) |
257 | { |
258 | grn_obj key_inspected, column_value_inspected; |
259 | |
260 | GRN_TEXT_INIT(&key_inspected, 0); |
261 | GRN_TEXT_INIT(&column_value_inspected, 0); |
262 | grn_inspect_limited(ctx, &key_inspected, key); |
263 | grn_inspect_limited(ctx, &column_value_inspected, column_value); |
264 | GRN_LOG(ctx, GRN_LOG_ERROR, |
265 | "[table][load] failed to set column value: %s: " |
266 | "key: <%.*s>, column: <%.*s>, value: <%.*s>" , |
267 | ctx->errbuf, |
268 | (int)GRN_TEXT_LEN(&key_inspected), |
269 | GRN_TEXT_VALUE(&key_inspected), |
270 | column_name_size, |
271 | column_name, |
272 | (int)GRN_TEXT_LEN(&column_value_inspected), |
273 | GRN_TEXT_VALUE(&column_value_inspected)); |
274 | GRN_OBJ_FIN(ctx, &key_inspected); |
275 | GRN_OBJ_FIN(ctx, &column_value_inspected); |
276 | } |
277 | |
278 | static grn_id |
279 | parse_id_value(grn_ctx *ctx, grn_obj *value) |
280 | { |
281 | switch (value->header.type) { |
282 | case GRN_DB_UINT32 : |
283 | return GRN_UINT32_VALUE(value); |
284 | case GRN_DB_INT32 : |
285 | return GRN_INT32_VALUE(value); |
286 | default : |
287 | { |
288 | grn_id id = GRN_ID_NIL; |
289 | grn_obj casted_value; |
290 | GRN_UINT32_INIT(&casted_value, 0); |
291 | if (grn_obj_cast(ctx, value, &casted_value, GRN_FALSE) != GRN_SUCCESS) { |
292 | grn_obj inspected; |
293 | GRN_TEXT_INIT(&inspected, 0); |
294 | grn_inspect(ctx, &inspected, value); |
295 | ERR(GRN_INVALID_ARGUMENT, |
296 | "<%s>: failed to cast to <UInt32>: <%.*s>" , |
297 | GRN_COLUMN_NAME_ID, |
298 | (int)GRN_TEXT_LEN(&inspected), |
299 | GRN_TEXT_VALUE(&inspected)); |
300 | GRN_OBJ_FIN(ctx, &inspected); |
301 | } else { |
302 | id = GRN_UINT32_VALUE(&casted_value); |
303 | } |
304 | GRN_OBJ_FIN(ctx, &casted_value); |
305 | return id; |
306 | } |
307 | } |
308 | } |
309 | |
310 | static void |
311 | bracket_close(grn_ctx *ctx, grn_loader *loader) |
312 | { |
313 | grn_id id = GRN_ID_NIL; |
314 | grn_obj *value, *value_end, *id_value = NULL, *key_value = NULL; |
315 | grn_obj *col, **cols; /* Columns except _id and _key. */ |
316 | uint32_t i, begin; |
317 | uint32_t ncols; /* Number of columns except _id and _key. */ |
318 | uint32_t nvalues; /* Number of values in brackets. */ |
319 | uint32_t depth; |
320 | grn_bool is_record_load = GRN_FALSE; |
321 | |
322 | cols = (grn_obj **)GRN_BULK_HEAD(&loader->columns); |
323 | ncols = GRN_BULK_VSIZE(&loader->columns) / sizeof(grn_obj *); |
324 | GRN_UINT32_POP(&loader->level, begin); |
325 | value = (grn_obj *)GRN_TEXT_VALUE(&loader->values) + begin; |
326 | value_end = (grn_obj *)GRN_TEXT_VALUE(&loader->values) + loader->values_size; |
327 | GRN_ASSERT(value->header.domain == GRN_JSON_LOAD_OPEN_BRACKET); |
328 | GRN_UINT32_SET(ctx, value, loader->values_size - begin - 1); |
329 | value++; |
330 | depth = GRN_BULK_VSIZE(&loader->level); |
331 | if (depth > sizeof(uint32_t) * loader->emit_level) { |
332 | return; |
333 | } |
334 | if (depth == 0 || !loader->table || |
335 | loader->columns_status == GRN_LOADER_COLUMNS_BROKEN) { |
336 | goto exit; |
337 | } |
338 | nvalues = values_len(ctx, value, value_end); |
339 | |
340 | if (loader->columns_status == GRN_LOADER_COLUMNS_UNSET) { |
341 | /* |
342 | * Target columns and _id or _key are not specified yet and values are |
343 | * handled as column names and "_id" or "_key". |
344 | */ |
345 | for (i = 0; i < nvalues; i++) { |
346 | const char *col_name; |
347 | unsigned int col_name_size; |
348 | if (value->header.domain != GRN_DB_TEXT) { |
349 | grn_obj buffer; |
350 | GRN_TEXT_INIT(&buffer, 0); |
351 | grn_inspect(ctx, &buffer, value); |
352 | ERR(GRN_INVALID_ARGUMENT, |
353 | "column name must be string: <%.*s>" , |
354 | (int)GRN_TEXT_LEN(&buffer), GRN_TEXT_VALUE(&buffer)); |
355 | grn_loader_save_error(ctx, loader); |
356 | GRN_OBJ_FIN(ctx, &buffer); |
357 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
358 | goto exit; |
359 | } |
360 | col_name = GRN_TEXT_VALUE(value); |
361 | col_name_size = GRN_TEXT_LEN(value); |
362 | col = grn_obj_column(ctx, loader->table, col_name, col_name_size); |
363 | if (!col) { |
364 | ERR(GRN_INVALID_ARGUMENT, "nonexistent column: <%.*s>" , |
365 | col_name_size, col_name); |
366 | grn_loader_save_error(ctx, loader); |
367 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
368 | goto exit; |
369 | } |
370 | if (name_equal(col_name, col_name_size, GRN_COLUMN_NAME_ID)) { |
371 | grn_obj_unlink(ctx, col); |
372 | if (loader->id_offset != -1 || loader->key_offset != -1) { |
373 | /* _id and _key must not appear more than once. */ |
374 | if (loader->id_offset != -1) { |
375 | ERR(GRN_INVALID_ARGUMENT, |
376 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
377 | GRN_COLUMN_NAME_ID, i, |
378 | GRN_COLUMN_NAME_ID, loader->id_offset); |
379 | } else { |
380 | ERR(GRN_INVALID_ARGUMENT, |
381 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
382 | GRN_COLUMN_NAME_ID, i, |
383 | GRN_COLUMN_NAME_KEY, loader->key_offset); |
384 | } |
385 | grn_loader_save_error(ctx, loader); |
386 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
387 | goto exit; |
388 | } |
389 | loader->id_offset = i; |
390 | } else if (name_equal(col_name, col_name_size, GRN_COLUMN_NAME_KEY)) { |
391 | grn_obj_unlink(ctx, col); |
392 | if (loader->id_offset != -1 || loader->key_offset != -1) { |
393 | /* _id and _key must not appear more than once. */ |
394 | if (loader->id_offset != -1) { |
395 | ERR(GRN_INVALID_ARGUMENT, |
396 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
397 | GRN_COLUMN_NAME_KEY, i, |
398 | GRN_COLUMN_NAME_ID, loader->id_offset); |
399 | } else { |
400 | ERR(GRN_INVALID_ARGUMENT, |
401 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
402 | GRN_COLUMN_NAME_KEY, i, |
403 | GRN_COLUMN_NAME_KEY, loader->key_offset); |
404 | } |
405 | grn_loader_save_error(ctx, loader); |
406 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
407 | goto exit; |
408 | } |
409 | loader->key_offset = i; |
410 | } else { |
411 | GRN_PTR_PUT(ctx, &loader->columns, col); |
412 | } |
413 | value++; |
414 | } |
415 | switch (loader->table->header.type) { |
416 | case GRN_TABLE_HASH_KEY : |
417 | case GRN_TABLE_PAT_KEY : |
418 | case GRN_TABLE_DAT_KEY : |
419 | if (loader->id_offset == -1 && loader->key_offset == -1) { |
420 | ERR(GRN_INVALID_ARGUMENT, "missing id or key column" ); |
421 | grn_loader_save_error(ctx, loader); |
422 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
423 | goto exit; |
424 | } |
425 | break; |
426 | } |
427 | loader->columns_status = GRN_LOADER_COLUMNS_SET; |
428 | goto exit; |
429 | } |
430 | |
431 | is_record_load = GRN_TRUE; |
432 | |
433 | /* Target columns and _id or _key are already specified. */ |
434 | if (!nvalues) { |
435 | /* |
436 | * Accept empty arrays because a dump command may output a load command |
437 | * which contains empty arrays for a table with deleted records. |
438 | */ |
439 | id = grn_table_add(ctx, loader->table, NULL, 0, NULL); |
440 | } else { |
441 | uint32_t expected_nvalues = ncols; |
442 | if (loader->id_offset != -1 || loader->key_offset != -1) { |
443 | expected_nvalues++; |
444 | } |
445 | if (nvalues != expected_nvalues) { |
446 | ERR(GRN_INVALID_ARGUMENT, |
447 | "unexpected #values: expected:%u, actual:%u" , |
448 | expected_nvalues, nvalues); |
449 | grn_loader_save_error(ctx, loader); |
450 | goto exit; |
451 | } |
452 | if (loader->id_offset != -1) { |
453 | id_value = value + loader->id_offset; |
454 | id = parse_id_value(ctx, id_value); |
455 | if (grn_table_at(ctx, loader->table, id) == GRN_ID_NIL) { |
456 | id = grn_table_add(ctx, loader->table, NULL, 0, NULL); |
457 | } |
458 | } else if (loader->key_offset != -1) { |
459 | key_value = value + loader->key_offset; |
460 | id = loader_add(ctx, key_value); |
461 | } else { |
462 | id = grn_table_add(ctx, loader->table, NULL, 0, NULL); |
463 | } |
464 | } |
465 | if (id == GRN_ID_NIL) { |
466 | /* Target record is not available. */ |
467 | goto exit; |
468 | } |
469 | |
470 | for (i = 0; i < nvalues; i++, value = values_next(ctx, value)) { |
471 | if (i == loader->id_offset || i == loader->key_offset) { |
472 | /* Skip _id and _key, because it's already used to get id. */ |
473 | continue; |
474 | } |
475 | col = *cols; |
476 | if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACKET) { |
477 | set_vector(ctx, col, id, value); |
478 | } else if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACE) { |
479 | set_weight_vector(ctx, col, id, value); |
480 | } else { |
481 | grn_obj_set_value(ctx, col, id, value, GRN_OBJ_SET); |
482 | } |
483 | if (ctx->rc != GRN_SUCCESS) { |
484 | char column_name[GRN_TABLE_MAX_KEY_SIZE]; |
485 | unsigned int column_name_size; |
486 | grn_loader_save_error(ctx, loader); |
487 | column_name_size = grn_obj_name(ctx, col, column_name, |
488 | GRN_TABLE_MAX_KEY_SIZE); |
489 | report_set_column_value_failure(ctx, key_value, |
490 | column_name, column_name_size, |
491 | value); |
492 | ERRCLR(ctx); |
493 | } |
494 | cols++; |
495 | } |
496 | if (loader->each) { |
497 | grn_obj *v = grn_expr_get_var_by_offset(ctx, loader->each, 0); |
498 | GRN_RECORD_SET(ctx, v, id); |
499 | grn_expr_exec(ctx, loader->each, 0); |
500 | } |
501 | loader->nrecords++; |
502 | exit: |
503 | if (is_record_load) { |
504 | if (loader->output_ids) { |
505 | GRN_UINT32_PUT(ctx, &(loader->ids), id); |
506 | } |
507 | if (loader->output_errors) { |
508 | GRN_INT32_PUT(ctx, &(loader->return_codes), ctx->rc); |
509 | grn_vector_add_element(ctx, |
510 | &(loader->error_messages), |
511 | ctx->errbuf, |
512 | strlen(ctx->errbuf), |
513 | 0, |
514 | GRN_DB_TEXT); |
515 | } |
516 | } |
517 | loader->values_size = begin; |
518 | ERRCLR(ctx); |
519 | } |
520 | |
521 | static void |
522 | brace_close(grn_ctx *ctx, grn_loader *loader) |
523 | { |
524 | grn_id id = GRN_ID_NIL; |
525 | grn_obj *value, *value_begin, *value_end; |
526 | grn_obj *id_value = NULL, *key_value = NULL; |
527 | uint32_t begin; |
528 | |
529 | GRN_UINT32_POP(&loader->level, begin); |
530 | value_begin = (grn_obj *)GRN_TEXT_VALUE(&loader->values) + begin; |
531 | value_end = (grn_obj *)GRN_TEXT_VALUE(&loader->values) + loader->values_size; |
532 | GRN_ASSERT(value->header.domain == GRN_JSON_LOAD_OPEN_BRACE); |
533 | GRN_UINT32_SET(ctx, value_begin, loader->values_size - begin - 1); |
534 | value_begin++; |
535 | if (GRN_BULK_VSIZE(&loader->level) > sizeof(uint32_t) * loader->emit_level) { |
536 | return; |
537 | } |
538 | if (!loader->table) { |
539 | goto exit; |
540 | } |
541 | |
542 | /* Scan values to find _id or _key. */ |
543 | for (value = value_begin; value + 1 < value_end; |
544 | value = values_next(ctx, value)) { |
545 | const char *name = GRN_TEXT_VALUE(value); |
546 | unsigned int name_size = GRN_TEXT_LEN(value); |
547 | if (value->header.domain != GRN_DB_TEXT) { |
548 | grn_obj buffer; |
549 | GRN_TEXT_INIT(&buffer, 0); |
550 | grn_inspect(ctx, &buffer, value); |
551 | GRN_LOG(ctx, GRN_LOG_ERROR, |
552 | "column name must be string: <%.*s>" , |
553 | (int)GRN_TEXT_LEN(&buffer), GRN_TEXT_VALUE(&buffer)); |
554 | GRN_OBJ_FIN(ctx, &buffer); |
555 | goto exit; |
556 | } |
557 | value++; |
558 | if (name_equal(name, name_size, GRN_COLUMN_NAME_ID)) { |
559 | if (id_value || key_value) { |
560 | if (loader->table->header.type == GRN_TABLE_NO_KEY) { |
561 | GRN_LOG(ctx, GRN_LOG_ERROR, "duplicated '_id' column" ); |
562 | goto exit; |
563 | } else { |
564 | GRN_LOG(ctx, GRN_LOG_ERROR, |
565 | "duplicated key columns: %s and %s" , |
566 | id_value ? GRN_COLUMN_NAME_ID : GRN_COLUMN_NAME_KEY, |
567 | GRN_COLUMN_NAME_ID); |
568 | goto exit; |
569 | } |
570 | } |
571 | id_value = value; |
572 | } else if (name_equal(name, name_size, GRN_COLUMN_NAME_KEY)) { |
573 | if (id_value || key_value) { |
574 | GRN_LOG(ctx, GRN_LOG_ERROR, |
575 | "duplicated key columns: %s and %s" , |
576 | id_value ? GRN_COLUMN_NAME_ID : GRN_COLUMN_NAME_KEY, |
577 | GRN_COLUMN_NAME_KEY); |
578 | goto exit; |
579 | } |
580 | key_value = value; |
581 | } |
582 | } |
583 | |
584 | switch (loader->table->header.type) { |
585 | case GRN_TABLE_HASH_KEY : |
586 | case GRN_TABLE_PAT_KEY : |
587 | case GRN_TABLE_DAT_KEY : |
588 | /* The target table requires _id or _key. */ |
589 | if (!id_value && !key_value) { |
590 | GRN_LOG(ctx, GRN_LOG_ERROR, "neither _key nor _id is assigned" ); |
591 | goto exit; |
592 | } |
593 | break; |
594 | default : |
595 | /* The target table does not have _key. */ |
596 | if (key_value) { |
597 | GRN_LOG(ctx, GRN_LOG_ERROR, "nonexistent key value" ); |
598 | goto exit; |
599 | } |
600 | break; |
601 | } |
602 | |
603 | if (id_value) { |
604 | id = parse_id_value(ctx, id_value); |
605 | if (grn_table_at(ctx, loader->table, id) == GRN_ID_NIL) { |
606 | if (ctx->rc == GRN_SUCCESS) { |
607 | id = grn_table_add(ctx, loader->table, NULL, 0, NULL); |
608 | } |
609 | } |
610 | } else if (key_value) { |
611 | id = loader_add(ctx, key_value); |
612 | } else { |
613 | id = grn_table_add(ctx, loader->table, NULL, 0, NULL); |
614 | } |
615 | if (id == GRN_ID_NIL) { |
616 | /* Target record is not available. */ |
617 | goto exit; |
618 | } |
619 | |
620 | for (value = value_begin; value + 1 < value_end; |
621 | value = values_next(ctx, value)) { |
622 | grn_obj *col; |
623 | const char *name = GRN_TEXT_VALUE(value); |
624 | unsigned int name_size = GRN_TEXT_LEN(value); |
625 | value++; |
626 | if (value == id_value || value == key_value) { |
627 | /* Skip _id and _key, because it's already used to get id. */ |
628 | continue; |
629 | } |
630 | col = grn_obj_column(ctx, loader->table, name, name_size); |
631 | if (!col) { |
632 | GRN_LOG(ctx, GRN_LOG_ERROR, "invalid column('%.*s')" , |
633 | (int)name_size, name); |
634 | /* Automatic column creation is disabled. */ |
635 | /* |
636 | if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACKET) { |
637 | grn_obj *v = value + 1; |
638 | col = grn_column_create(ctx, loader->table, name, name_size, |
639 | NULL, GRN_OBJ_PERSISTENT|GRN_OBJ_COLUMN_VECTOR, |
640 | grn_ctx_at(ctx, v->header.domain)); |
641 | } else { |
642 | col = grn_column_create(ctx, loader->table, name, name_size, |
643 | NULL, GRN_OBJ_PERSISTENT, |
644 | grn_ctx_at(ctx, value->header.domain)); |
645 | } |
646 | */ |
647 | } else { |
648 | if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACKET) { |
649 | set_vector(ctx, col, id, value); |
650 | } else if (value->header.domain == GRN_JSON_LOAD_OPEN_BRACE) { |
651 | set_weight_vector(ctx, col, id, value); |
652 | } else { |
653 | grn_obj_set_value(ctx, col, id, value, GRN_OBJ_SET); |
654 | } |
655 | if (ctx->rc != GRN_SUCCESS) { |
656 | grn_loader_save_error(ctx, loader); |
657 | report_set_column_value_failure(ctx, key_value, |
658 | name, name_size, value); |
659 | ERRCLR(ctx); |
660 | } |
661 | grn_obj_unlink(ctx, col); |
662 | } |
663 | } |
664 | if (loader->each) { |
665 | value = grn_expr_get_var_by_offset(ctx, loader->each, 0); |
666 | GRN_RECORD_SET(ctx, value, id); |
667 | grn_expr_exec(ctx, loader->each, 0); |
668 | } |
669 | loader->nrecords++; |
670 | exit: |
671 | if (loader->output_ids) { |
672 | GRN_UINT32_PUT(ctx, &(loader->ids), id); |
673 | } |
674 | if (loader->output_errors) { |
675 | GRN_INT32_PUT(ctx, &(loader->return_codes), ctx->rc); |
676 | grn_vector_add_element(ctx, |
677 | &(loader->error_messages), |
678 | ctx->errbuf, |
679 | strlen(ctx->errbuf), |
680 | 0, |
681 | GRN_DB_TEXT); |
682 | } |
683 | loader->values_size = begin; |
684 | ERRCLR(ctx); |
685 | } |
686 | |
687 | #define JSON_READ_OPEN_BRACKET() do {\ |
688 | GRN_UINT32_PUT(ctx, &loader->level, loader->values_size);\ |
689 | values_add(ctx, loader);\ |
690 | loader->last->header.domain = GRN_JSON_LOAD_OPEN_BRACKET;\ |
691 | loader->stat = GRN_LOADER_TOKEN;\ |
692 | str++;\ |
693 | } while (0) |
694 | |
695 | #define JSON_READ_OPEN_BRACE() do {\ |
696 | GRN_UINT32_PUT(ctx, &loader->level, loader->values_size);\ |
697 | values_add(ctx, loader);\ |
698 | loader->last->header.domain = GRN_JSON_LOAD_OPEN_BRACE;\ |
699 | loader->stat = GRN_LOADER_TOKEN;\ |
700 | str++;\ |
701 | } while (0) |
702 | |
703 | static void |
704 | json_read(grn_ctx *ctx, grn_loader *loader, const char *str, unsigned int str_len) |
705 | { |
706 | const char *const beg = str; |
707 | char c; |
708 | int len; |
709 | const char *se = str + str_len; |
710 | while (str < se) { |
711 | c = *str; |
712 | switch (loader->stat) { |
713 | case GRN_LOADER_BEGIN : |
714 | if ((len = grn_isspace(str, ctx->encoding))) { |
715 | str += len; |
716 | continue; |
717 | } |
718 | switch (c) { |
719 | case '[' : |
720 | JSON_READ_OPEN_BRACKET(); |
721 | break; |
722 | case '{' : |
723 | JSON_READ_OPEN_BRACE(); |
724 | break; |
725 | default : |
726 | ERR(GRN_INVALID_ARGUMENT, |
727 | "JSON must start with '[' or '{': <%.*s>" , str_len, beg); |
728 | loader->stat = GRN_LOADER_END; |
729 | break; |
730 | } |
731 | break; |
732 | case GRN_LOADER_TOKEN : |
733 | if ((len = grn_isspace(str, ctx->encoding))) { |
734 | str += len; |
735 | continue; |
736 | } |
737 | switch (c) { |
738 | case '"' : |
739 | loader->stat = GRN_LOADER_STRING; |
740 | values_add(ctx, loader); |
741 | str++; |
742 | break; |
743 | case '[' : |
744 | JSON_READ_OPEN_BRACKET(); |
745 | break; |
746 | case '{' : |
747 | JSON_READ_OPEN_BRACE(); |
748 | break; |
749 | case ':' : |
750 | str++; |
751 | break; |
752 | case ',' : |
753 | str++; |
754 | break; |
755 | case ']' : |
756 | bracket_close(ctx, loader); |
757 | loader->stat = GRN_BULK_VSIZE(&loader->level) ? GRN_LOADER_TOKEN : GRN_LOADER_END; |
758 | if (ctx->rc == GRN_CANCEL) { |
759 | loader->stat = GRN_LOADER_END; |
760 | } |
761 | str++; |
762 | break; |
763 | case '}' : |
764 | brace_close(ctx, loader); |
765 | loader->stat = GRN_BULK_VSIZE(&loader->level) ? GRN_LOADER_TOKEN : GRN_LOADER_END; |
766 | if (ctx->rc == GRN_CANCEL) { |
767 | loader->stat = GRN_LOADER_END; |
768 | } |
769 | str++; |
770 | break; |
771 | case '+' : case '-' : case '0' : case '1' : case '2' : case '3' : |
772 | case '4' : case '5' : case '6' : case '7' : case '8' : case '9' : |
773 | loader->stat = GRN_LOADER_NUMBER; |
774 | values_add(ctx, loader); |
775 | break; |
776 | default : |
777 | if (('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z') || ('_' == c)) { |
778 | loader->stat = GRN_LOADER_SYMBOL; |
779 | values_add(ctx, loader); |
780 | } else { |
781 | if ((len = grn_charlen(ctx, str, se))) { |
782 | GRN_LOG(ctx, GRN_LOG_ERROR, "ignored invalid char('%c') at" , c); |
783 | GRN_LOG(ctx, GRN_LOG_ERROR, "%.*s" , (int)(str - beg) + len, beg); |
784 | GRN_LOG(ctx, GRN_LOG_ERROR, "%*s" , (int)(str - beg) + 1, "^" ); |
785 | str += len; |
786 | } else { |
787 | GRN_LOG(ctx, GRN_LOG_ERROR, "ignored invalid char(\\x%.2x) after" , c); |
788 | GRN_LOG(ctx, GRN_LOG_ERROR, "%.*s" , (int)(str - beg), beg); |
789 | str = se; |
790 | } |
791 | } |
792 | break; |
793 | } |
794 | break; |
795 | case GRN_LOADER_SYMBOL : |
796 | if (('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z') || |
797 | ('0' <= c && c <= '9') || ('_' == c)) { |
798 | GRN_TEXT_PUTC(ctx, loader->last, c); |
799 | str++; |
800 | } else { |
801 | char *v = GRN_TEXT_VALUE(loader->last); |
802 | switch (*v) { |
803 | case 'n' : |
804 | if (GRN_TEXT_LEN(loader->last) == 4 && !memcmp(v, "null" , 4)) { |
805 | loader->last->header.domain = GRN_DB_VOID; |
806 | GRN_BULK_REWIND(loader->last); |
807 | } |
808 | break; |
809 | case 't' : |
810 | if (GRN_TEXT_LEN(loader->last) == 4 && !memcmp(v, "true" , 4)) { |
811 | loader->last->header.domain = GRN_DB_BOOL; |
812 | GRN_BOOL_SET(ctx, loader->last, GRN_TRUE); |
813 | } |
814 | break; |
815 | case 'f' : |
816 | if (GRN_TEXT_LEN(loader->last) == 5 && !memcmp(v, "false" , 5)) { |
817 | loader->last->header.domain = GRN_DB_BOOL; |
818 | GRN_BOOL_SET(ctx, loader->last, GRN_FALSE); |
819 | } |
820 | break; |
821 | default : |
822 | break; |
823 | } |
824 | loader->stat = GRN_BULK_VSIZE(&loader->level) ? GRN_LOADER_TOKEN : GRN_LOADER_END; |
825 | } |
826 | break; |
827 | case GRN_LOADER_NUMBER : |
828 | switch (c) { |
829 | case '+' : case '-' : case '.' : case 'e' : case 'E' : |
830 | case '0' : case '1' : case '2' : case '3' : case '4' : |
831 | case '5' : case '6' : case '7' : case '8' : case '9' : |
832 | GRN_TEXT_PUTC(ctx, loader->last, c); |
833 | str++; |
834 | break; |
835 | default : |
836 | { |
837 | const char *cur, *str = GRN_BULK_HEAD(loader->last); |
838 | const char *str_end = GRN_BULK_CURR(loader->last); |
839 | int64_t i = grn_atoll(str, str_end, &cur); |
840 | if (cur == str_end) { |
841 | loader->last->header.domain = GRN_DB_INT64; |
842 | GRN_INT64_SET(ctx, loader->last, i); |
843 | } else if (cur != str) { |
844 | uint64_t i = grn_atoull(str, str_end, &cur); |
845 | if (cur == str_end) { |
846 | loader->last->header.domain = GRN_DB_UINT64; |
847 | GRN_UINT64_SET(ctx, loader->last, i); |
848 | } else if (cur != str) { |
849 | double d; |
850 | char *end; |
851 | grn_obj buf; |
852 | GRN_TEXT_INIT(&buf, 0); |
853 | GRN_TEXT_PUT(ctx, &buf, str, GRN_BULK_VSIZE(loader->last)); |
854 | GRN_TEXT_PUTC(ctx, &buf, '\0'); |
855 | errno = 0; |
856 | d = strtod(GRN_TEXT_VALUE(&buf), &end); |
857 | if (!errno && end + 1 == GRN_BULK_CURR(&buf)) { |
858 | loader->last->header.domain = GRN_DB_FLOAT; |
859 | GRN_FLOAT_SET(ctx, loader->last, d); |
860 | } |
861 | GRN_OBJ_FIN(ctx, &buf); |
862 | } |
863 | } |
864 | } |
865 | loader->stat = GRN_BULK_VSIZE(&loader->level) ? GRN_LOADER_TOKEN : GRN_LOADER_END; |
866 | break; |
867 | } |
868 | break; |
869 | case GRN_LOADER_STRING : |
870 | switch (c) { |
871 | case '\\' : |
872 | loader->stat = GRN_LOADER_STRING_ESC; |
873 | str++; |
874 | break; |
875 | case '"' : |
876 | str++; |
877 | loader->stat = GRN_BULK_VSIZE(&loader->level) ? GRN_LOADER_TOKEN : GRN_LOADER_END; |
878 | /* |
879 | *(GRN_BULK_CURR(loader->last)) = '\0'; |
880 | GRN_LOG(ctx, GRN_LOG_ALERT, "read str(%s)", GRN_TEXT_VALUE(loader->last)); |
881 | */ |
882 | break; |
883 | default : |
884 | if ((len = grn_charlen(ctx, str, se))) { |
885 | GRN_TEXT_PUT(ctx, loader->last, str, len); |
886 | str += len; |
887 | } else { |
888 | GRN_LOG(ctx, GRN_LOG_ERROR, "ignored invalid char(\\x%.2x) after" , c); |
889 | GRN_LOG(ctx, GRN_LOG_ERROR, "%.*s" , (int)(str - beg), beg); |
890 | str = se; |
891 | } |
892 | break; |
893 | } |
894 | break; |
895 | case GRN_LOADER_STRING_ESC : |
896 | switch (c) { |
897 | case 'b' : |
898 | GRN_TEXT_PUTC(ctx, loader->last, '\b'); |
899 | loader->stat = GRN_LOADER_STRING; |
900 | break; |
901 | case 'f' : |
902 | GRN_TEXT_PUTC(ctx, loader->last, '\f'); |
903 | loader->stat = GRN_LOADER_STRING; |
904 | break; |
905 | case 'n' : |
906 | GRN_TEXT_PUTC(ctx, loader->last, '\n'); |
907 | loader->stat = GRN_LOADER_STRING; |
908 | break; |
909 | case 'r' : |
910 | GRN_TEXT_PUTC(ctx, loader->last, '\r'); |
911 | loader->stat = GRN_LOADER_STRING; |
912 | break; |
913 | case 't' : |
914 | GRN_TEXT_PUTC(ctx, loader->last, '\t'); |
915 | loader->stat = GRN_LOADER_STRING; |
916 | break; |
917 | case 'u' : |
918 | loader->stat = GRN_LOADER_UNICODE0; |
919 | break; |
920 | default : |
921 | GRN_TEXT_PUTC(ctx, loader->last, c); |
922 | loader->stat = GRN_LOADER_STRING; |
923 | break; |
924 | } |
925 | str++; |
926 | break; |
927 | case GRN_LOADER_UNICODE0 : |
928 | switch (c) { |
929 | case '0' : case '1' : case '2' : case '3' : case '4' : |
930 | case '5' : case '6' : case '7' : case '8' : case '9' : |
931 | loader->unichar = (c - '0') * 0x1000; |
932 | break; |
933 | case 'a' : case 'b' : case 'c' : case 'd' : case 'e' : case 'f' : |
934 | loader->unichar = (c - 'a' + 10) * 0x1000; |
935 | break; |
936 | case 'A' : case 'B' : case 'C' : case 'D' : case 'E' : case 'F' : |
937 | loader->unichar = (c - 'A' + 10) * 0x1000; |
938 | break; |
939 | default : |
940 | ;// todo : error |
941 | } |
942 | loader->stat = GRN_LOADER_UNICODE1; |
943 | str++; |
944 | break; |
945 | case GRN_LOADER_UNICODE1 : |
946 | switch (c) { |
947 | case '0' : case '1' : case '2' : case '3' : case '4' : |
948 | case '5' : case '6' : case '7' : case '8' : case '9' : |
949 | loader->unichar += (c - '0') * 0x100; |
950 | break; |
951 | case 'a' : case 'b' : case 'c' : case 'd' : case 'e' : case 'f' : |
952 | loader->unichar += (c - 'a' + 10) * 0x100; |
953 | break; |
954 | case 'A' : case 'B' : case 'C' : case 'D' : case 'E' : case 'F' : |
955 | loader->unichar += (c - 'A' + 10) * 0x100; |
956 | break; |
957 | default : |
958 | ;// todo : error |
959 | } |
960 | loader->stat = GRN_LOADER_UNICODE2; |
961 | str++; |
962 | break; |
963 | case GRN_LOADER_UNICODE2 : |
964 | switch (c) { |
965 | case '0' : case '1' : case '2' : case '3' : case '4' : |
966 | case '5' : case '6' : case '7' : case '8' : case '9' : |
967 | loader->unichar += (c - '0') * 0x10; |
968 | break; |
969 | case 'a' : case 'b' : case 'c' : case 'd' : case 'e' : case 'f' : |
970 | loader->unichar += (c - 'a' + 10) * 0x10; |
971 | break; |
972 | case 'A' : case 'B' : case 'C' : case 'D' : case 'E' : case 'F' : |
973 | loader->unichar += (c - 'A' + 10) * 0x10; |
974 | break; |
975 | default : |
976 | ;// todo : error |
977 | } |
978 | loader->stat = GRN_LOADER_UNICODE3; |
979 | str++; |
980 | break; |
981 | case GRN_LOADER_UNICODE3 : |
982 | switch (c) { |
983 | case '0' : case '1' : case '2' : case '3' : case '4' : |
984 | case '5' : case '6' : case '7' : case '8' : case '9' : |
985 | loader->unichar += (c - '0'); |
986 | break; |
987 | case 'a' : case 'b' : case 'c' : case 'd' : case 'e' : case 'f' : |
988 | loader->unichar += (c - 'a' + 10); |
989 | break; |
990 | case 'A' : case 'B' : case 'C' : case 'D' : case 'E' : case 'F' : |
991 | loader->unichar += (c - 'A' + 10); |
992 | break; |
993 | default : |
994 | ;// todo : error |
995 | } |
996 | { |
997 | uint32_t u = loader->unichar; |
998 | if (u < 0x80) { |
999 | GRN_TEXT_PUTC(ctx, loader->last, u); |
1000 | } else { |
1001 | if (u < 0x800) { |
1002 | GRN_TEXT_PUTC(ctx, loader->last, ((u >> 6) & 0x1f) | 0xc0); |
1003 | } else { |
1004 | GRN_TEXT_PUTC(ctx, loader->last, (u >> 12) | 0xe0); |
1005 | GRN_TEXT_PUTC(ctx, loader->last, ((u >> 6) & 0x3f) | 0x80); |
1006 | } |
1007 | GRN_TEXT_PUTC(ctx, loader->last, (u & 0x3f) | 0x80); |
1008 | } |
1009 | } |
1010 | loader->stat = GRN_LOADER_STRING; |
1011 | str++; |
1012 | break; |
1013 | case GRN_LOADER_END : |
1014 | str = se; |
1015 | break; |
1016 | } |
1017 | } |
1018 | } |
1019 | |
1020 | #undef JSON_READ_OPEN_BRACKET |
1021 | #undef JSON_READ_OPEN_BRACE |
1022 | |
1023 | /* |
1024 | * grn_loader_parse_columns parses a columns parameter. |
1025 | * Columns except _id and _key are appended to loader->columns. |
1026 | * If it contains _id or _key, loader->id_offset or loader->key_offset is set. |
1027 | */ |
1028 | static grn_rc |
1029 | grn_loader_parse_columns(grn_ctx *ctx, grn_loader *loader, |
1030 | const char *str, unsigned int str_size) |
1031 | { |
1032 | const char *ptr = str, *ptr_end = ptr + str_size, *rest; |
1033 | const char *tokens[256], *token_end; |
1034 | while (ptr < ptr_end) { |
1035 | int i, n = grn_tokenize(ptr, ptr_end - ptr, tokens, 256, &rest); |
1036 | for (i = 0; i < n; i++) { |
1037 | grn_obj *column; |
1038 | token_end = tokens[i]; |
1039 | while (ptr < token_end && (' ' == *ptr || ',' == *ptr)) { |
1040 | ptr++; |
1041 | } |
1042 | column = grn_obj_column(ctx, loader->table, ptr, token_end - ptr); |
1043 | if (!column) { |
1044 | ERR(GRN_INVALID_ARGUMENT, "nonexistent column: <%.*s>" , |
1045 | (int)(token_end - ptr), ptr); |
1046 | return ctx->rc; |
1047 | } |
1048 | if (name_equal(ptr, token_end - ptr, GRN_COLUMN_NAME_ID)) { |
1049 | grn_obj_unlink(ctx, column); |
1050 | if (loader->id_offset != -1 || loader->key_offset != -1) { |
1051 | /* _id and _key must not appear more than once. */ |
1052 | if (loader->id_offset != -1) { |
1053 | ERR(GRN_INVALID_ARGUMENT, |
1054 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
1055 | GRN_COLUMN_NAME_ID, i, |
1056 | GRN_COLUMN_NAME_ID, loader->id_offset); |
1057 | } else { |
1058 | ERR(GRN_INVALID_ARGUMENT, |
1059 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
1060 | GRN_COLUMN_NAME_ID, i, |
1061 | GRN_COLUMN_NAME_KEY, loader->key_offset); |
1062 | } |
1063 | return ctx->rc; |
1064 | } |
1065 | loader->id_offset = i; |
1066 | } else if (name_equal(ptr, token_end - ptr, GRN_COLUMN_NAME_KEY)) { |
1067 | grn_obj_unlink(ctx, column); |
1068 | if (loader->id_offset != -1 || loader->key_offset != -1) { |
1069 | /* _id and _key must not appear more than once. */ |
1070 | if (loader->id_offset != -1) { |
1071 | ERR(GRN_INVALID_ARGUMENT, |
1072 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
1073 | GRN_COLUMN_NAME_KEY, i, |
1074 | GRN_COLUMN_NAME_ID, loader->id_offset); |
1075 | } else { |
1076 | ERR(GRN_INVALID_ARGUMENT, |
1077 | "duplicated id and key columns: <%s> at %d and <%s> at %d" , |
1078 | GRN_COLUMN_NAME_KEY, i, |
1079 | GRN_COLUMN_NAME_KEY, loader->key_offset); |
1080 | } |
1081 | return ctx->rc; |
1082 | } |
1083 | loader->key_offset = i; |
1084 | } else { |
1085 | GRN_PTR_PUT(ctx, &loader->columns, column); |
1086 | } |
1087 | ptr = token_end; |
1088 | } |
1089 | ptr = rest; |
1090 | } |
1091 | switch (loader->table->header.type) { |
1092 | case GRN_TABLE_HASH_KEY : |
1093 | case GRN_TABLE_PAT_KEY : |
1094 | case GRN_TABLE_DAT_KEY : |
1095 | if (loader->id_offset == -1 && loader->key_offset == -1) { |
1096 | ERR(GRN_INVALID_ARGUMENT, "missing id or key column" ); |
1097 | return ctx->rc; |
1098 | } |
1099 | break; |
1100 | } |
1101 | return ctx->rc; |
1102 | } |
1103 | |
1104 | static grn_com_addr *addr; |
1105 | |
1106 | void |
1107 | grn_load_internal(grn_ctx *ctx, grn_load_input *input) |
1108 | { |
1109 | grn_loader *loader = &ctx->impl->loader; |
1110 | |
1111 | loader->emit_level = input->emit_level; |
1112 | if (ctx->impl->edge) { |
1113 | grn_edge *edge = grn_edges_add_communicator(ctx, addr); |
1114 | grn_obj *msg = grn_msg_open(ctx, edge->com, &ctx->impl->edge->send_old); |
1115 | /* build msg */ |
1116 | grn_edge_dispatch(ctx, edge, msg); |
1117 | } |
1118 | if (input->table.length > 0) { |
1119 | grn_ctx_loader_clear(ctx); |
1120 | loader->input_type = input->type; |
1121 | if (grn_db_check_name(ctx, input->table.value, input->table.length)) { |
1122 | GRN_DB_CHECK_NAME_ERR("[table][load]" , |
1123 | input->table.value, |
1124 | (int)(input->table.length)); |
1125 | loader->stat = GRN_LOADER_END; |
1126 | return; |
1127 | } |
1128 | loader->table = grn_ctx_get(ctx, input->table.value, input->table.length); |
1129 | if (!loader->table) { |
1130 | ERR(GRN_INVALID_ARGUMENT, |
1131 | "nonexistent table: <%.*s>" , |
1132 | (int)(input->table.length), |
1133 | input->table.value); |
1134 | loader->stat = GRN_LOADER_END; |
1135 | return; |
1136 | } |
1137 | if (input->columns.length > 0) { |
1138 | grn_rc rc = grn_loader_parse_columns(ctx, |
1139 | loader, |
1140 | input->columns.value, |
1141 | input->columns.length); |
1142 | if (rc != GRN_SUCCESS) { |
1143 | loader->columns_status = GRN_LOADER_COLUMNS_BROKEN; |
1144 | loader->stat = GRN_LOADER_END; |
1145 | return; |
1146 | } |
1147 | loader->columns_status = GRN_LOADER_COLUMNS_SET; |
1148 | } |
1149 | if (input->if_exists.length > 0) { |
1150 | grn_obj *v; |
1151 | GRN_EXPR_CREATE_FOR_QUERY(ctx, loader->table, loader->ifexists, v); |
1152 | if (loader->ifexists && v) { |
1153 | grn_expr_parse(ctx, |
1154 | loader->ifexists, |
1155 | input->if_exists.value, |
1156 | input->if_exists.length, |
1157 | NULL, GRN_OP_EQUAL, GRN_OP_AND, |
1158 | GRN_EXPR_SYNTAX_SCRIPT|GRN_EXPR_ALLOW_UPDATE); |
1159 | } |
1160 | } |
1161 | if (input->each.length > 0) { |
1162 | grn_obj *v; |
1163 | GRN_EXPR_CREATE_FOR_QUERY(ctx, loader->table, loader->each, v); |
1164 | if (loader->each && v) { |
1165 | grn_expr_parse(ctx, loader->each, |
1166 | input->each.value, |
1167 | input->each.length, |
1168 | NULL, GRN_OP_EQUAL, GRN_OP_AND, |
1169 | GRN_EXPR_SYNTAX_SCRIPT|GRN_EXPR_ALLOW_UPDATE); |
1170 | } |
1171 | } |
1172 | loader->output_ids = input->output_ids; |
1173 | loader->output_errors = input->output_errors; |
1174 | } else { |
1175 | if (!loader->table) { |
1176 | ERR(GRN_INVALID_ARGUMENT, "mandatory \"table\" parameter is absent" ); |
1177 | loader->stat = GRN_LOADER_END; |
1178 | return; |
1179 | } |
1180 | } |
1181 | switch (loader->input_type) { |
1182 | case GRN_CONTENT_JSON : |
1183 | json_read(ctx, loader, input->values.value, input->values.length); |
1184 | break; |
1185 | case GRN_CONTENT_NONE : |
1186 | case GRN_CONTENT_TSV : |
1187 | case GRN_CONTENT_XML : |
1188 | case GRN_CONTENT_MSGPACK : |
1189 | case GRN_CONTENT_GROONGA_COMMAND_LIST : |
1190 | ERR(GRN_FUNCTION_NOT_IMPLEMENTED, "unsupported input_type" ); |
1191 | loader->stat = GRN_LOADER_END; |
1192 | // todo |
1193 | break; |
1194 | } |
1195 | } |
1196 | |
1197 | grn_rc |
1198 | grn_load(grn_ctx *ctx, grn_content_type input_type, |
1199 | const char *table, unsigned int table_len, |
1200 | const char *columns, unsigned int columns_len, |
1201 | const char *values, unsigned int values_len, |
1202 | const char *ifexists, unsigned int ifexists_len, |
1203 | const char *each, unsigned int each_len) |
1204 | { |
1205 | if (!ctx || !ctx->impl) { |
1206 | ERR(GRN_INVALID_ARGUMENT, "db not initialized" ); |
1207 | return ctx->rc; |
1208 | } |
1209 | GRN_API_ENTER; |
1210 | { |
1211 | grn_load_input input; |
1212 | input.type = input_type; |
1213 | input.table.value = table; |
1214 | input.table.length = table_len; |
1215 | input.columns.value = columns; |
1216 | input.columns.length = columns_len; |
1217 | input.values.value = values; |
1218 | input.values.length = values_len; |
1219 | input.if_exists.value = ifexists; |
1220 | input.if_exists.length = ifexists_len; |
1221 | input.each.value = each; |
1222 | input.each.length = each_len; |
1223 | input.output_ids = GRN_FALSE; |
1224 | input.output_errors = GRN_FALSE; |
1225 | input.emit_level = 1; |
1226 | grn_load_internal(ctx, &input); |
1227 | } |
1228 | GRN_API_RETURN(ctx->rc); |
1229 | } |
1230 | |