The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "sqlite3_android" |
| 18 | |
| 19 | #include <ctype.h> |
| 20 | #include <stdlib.h> |
| 21 | #include <string.h> |
| 22 | #include <unistd.h> |
| 23 | |
| 24 | #include <unicode/ucol.h> |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 25 | #include <unicode/uiter.h> |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 26 | #include <unicode/ustring.h> |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 27 | #include <unicode/utypes.h> |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 28 | #include <cutils/log.h> |
Mike Lockwood | 439e88e | 2010-10-05 13:35:27 -0400 | [diff] [blame] | 29 | #include <cutils/properties.h> |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 30 | |
| 31 | #include "sqlite3_android.h" |
| 32 | #include "PhoneNumberUtils.h" |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 33 | #include "PhonebookIndex.h" |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 34 | |
| 35 | #define ENABLE_ANDROID_LOG 0 |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 36 | #define SMALL_BUFFER_SIZE 10 |
Dmitri Plotnikov | 46bdb5c | 2011-01-06 13:48:50 -0800 | [diff] [blame^] | 37 | #define PHONE_NUMBER_BUFFER_SIZE 40 |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 38 | |
| 39 | static int collate16(void *p, int n1, const void *v1, int n2, const void *v2) |
| 40 | { |
| 41 | UCollator *coll = (UCollator *) p; |
| 42 | UCollationResult result = ucol_strcoll(coll, (const UChar *) v1, n1, |
| 43 | (const UChar *) v2, n2); |
| 44 | |
| 45 | if (result == UCOL_LESS) { |
| 46 | return -1; |
| 47 | } else if (result == UCOL_GREATER) { |
| 48 | return 1; |
| 49 | } else { |
| 50 | return 0; |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | static int collate8(void *p, int n1, const void *v1, int n2, const void *v2) |
| 55 | { |
| 56 | UCollator *coll = (UCollator *) p; |
| 57 | UCharIterator i1, i2; |
| 58 | UErrorCode status = U_ZERO_ERROR; |
| 59 | |
| 60 | uiter_setUTF8(&i1, (const char *) v1, n1); |
| 61 | uiter_setUTF8(&i2, (const char *) v2, n2); |
| 62 | |
| 63 | UCollationResult result = ucol_strcollIter(coll, &i1, &i2, &status); |
| 64 | |
| 65 | if (U_FAILURE(status)) { |
| 66 | // LOGE("Collation iterator error: %d\n", status); |
| 67 | } |
| 68 | |
| 69 | if (result == UCOL_LESS) { |
| 70 | return -1; |
| 71 | } else if (result == UCOL_GREATER) { |
| 72 | return 1; |
| 73 | } else { |
| 74 | return 0; |
| 75 | } |
| 76 | } |
| 77 | |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 78 | /** |
| 79 | * Obtains the first UNICODE letter from the supplied string, normalizes and returns it. |
| 80 | */ |
| 81 | static void get_phonebook_index( |
| 82 | sqlite3_context * context, int argc, sqlite3_value ** argv) |
| 83 | { |
| 84 | if (argc != 2) { |
| 85 | sqlite3_result_null(context); |
| 86 | return; |
| 87 | } |
| 88 | |
| 89 | char const * src = (char const *)sqlite3_value_text(argv[0]); |
| 90 | char const * locale = (char const *)sqlite3_value_text(argv[1]); |
| 91 | if (src == NULL || src[0] == 0 || locale == NULL) { |
| 92 | sqlite3_result_null(context); |
| 93 | return; |
| 94 | } |
| 95 | |
| 96 | UCharIterator iter; |
| 97 | uiter_setUTF8(&iter, src, -1); |
| 98 | |
Dmitri Plotnikov | 4b2aeb8 | 2010-03-03 14:48:34 -0800 | [diff] [blame] | 99 | UBool isError = FALSE; |
| 100 | UChar index[SMALL_BUFFER_SIZE]; |
| 101 | uint32_t len = android::GetPhonebookIndex(&iter, locale, index, sizeof(index), &isError); |
| 102 | if (isError) { |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 103 | sqlite3_result_null(context); |
| 104 | return; |
| 105 | } |
| 106 | |
| 107 | uint32_t outlen = 0; |
| 108 | uint8_t out[SMALL_BUFFER_SIZE]; |
Dmitri Plotnikov | 4b2aeb8 | 2010-03-03 14:48:34 -0800 | [diff] [blame] | 109 | for (uint32_t i = 0; i < len; i++) { |
| 110 | U8_APPEND(out, outlen, sizeof(out), index[i], isError); |
| 111 | if (isError) { |
| 112 | sqlite3_result_null(context); |
| 113 | return; |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | if (outlen == 0) { |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 118 | sqlite3_result_null(context); |
| 119 | return; |
| 120 | } |
| 121 | |
| 122 | sqlite3_result_text(context, (const char*)out, outlen, SQLITE_TRANSIENT); |
| 123 | } |
| 124 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 125 | static void phone_numbers_equal(sqlite3_context * context, int argc, sqlite3_value ** argv) |
| 126 | { |
Daisuke Miyakawa | 948a119 | 2009-09-19 19:19:53 -0700 | [diff] [blame] | 127 | if (argc != 2 && argc != 3) { |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 128 | sqlite3_result_int(context, 0); |
| 129 | return; |
| 130 | } |
| 131 | |
| 132 | char const * num1 = (char const *)sqlite3_value_text(argv[0]); |
| 133 | char const * num2 = (char const *)sqlite3_value_text(argv[1]); |
| 134 | |
Daisuke Miyakawa | 948a119 | 2009-09-19 19:19:53 -0700 | [diff] [blame] | 135 | bool use_strict = false; |
| 136 | if (argc == 3) { |
| 137 | use_strict = (sqlite3_value_int(argv[2]) != 0); |
| 138 | } |
| 139 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 140 | if (num1 == NULL || num2 == NULL) { |
| 141 | sqlite3_result_null(context); |
| 142 | return; |
| 143 | } |
| 144 | |
Daisuke Miyakawa | 948a119 | 2009-09-19 19:19:53 -0700 | [diff] [blame] | 145 | bool equal = |
| 146 | (use_strict ? |
| 147 | android::phone_number_compare_strict(num1, num2) : |
| 148 | android::phone_number_compare_loose(num1, num2)); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 149 | |
| 150 | if (equal) { |
| 151 | sqlite3_result_int(context, 1); |
| 152 | } else { |
| 153 | sqlite3_result_int(context, 0); |
| 154 | } |
| 155 | } |
| 156 | |
Dmitri Plotnikov | 46bdb5c | 2011-01-06 13:48:50 -0800 | [diff] [blame^] | 157 | static void phone_number_stripped_reversed(sqlite3_context * context, int argc, |
| 158 | sqlite3_value ** argv) |
| 159 | { |
| 160 | if (argc != 1) { |
| 161 | sqlite3_result_int(context, 0); |
| 162 | return; |
| 163 | } |
| 164 | |
| 165 | char const * number = (char const *)sqlite3_value_text(argv[0]); |
| 166 | if (number == NULL) { |
| 167 | sqlite3_result_null(context); |
| 168 | return; |
| 169 | } |
| 170 | |
| 171 | char out[PHONE_NUMBER_BUFFER_SIZE]; |
| 172 | int outlen = 0; |
| 173 | android::phone_number_stripped_reversed_inter(number, out, PHONE_NUMBER_BUFFER_SIZE, &outlen); |
| 174 | sqlite3_result_text(context, (const char*)out, outlen, SQLITE_TRANSIENT); |
| 175 | } |
| 176 | |
| 177 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 178 | #if ENABLE_ANDROID_LOG |
| 179 | static void android_log(sqlite3_context * context, int argc, sqlite3_value ** argv) |
| 180 | { |
| 181 | char const * tag = "sqlite_trigger"; |
| 182 | char const * msg = ""; |
| 183 | int msgIndex = 0; |
| 184 | |
| 185 | switch (argc) { |
| 186 | case 2: |
| 187 | tag = (char const *)sqlite3_value_text(argv[0]); |
| 188 | if (tag == NULL) { |
| 189 | tag = "sqlite_trigger"; |
| 190 | } |
| 191 | msgIndex = 1; |
| 192 | case 1: |
| 193 | msg = (char const *)sqlite3_value_text(argv[msgIndex]); |
| 194 | if (msg == NULL) { |
| 195 | msg = ""; |
| 196 | } |
| 197 | LOG(LOG_INFO, tag, msg); |
| 198 | sqlite3_result_int(context, 1); |
| 199 | return; |
| 200 | |
| 201 | default: |
| 202 | sqlite3_result_int(context, 0); |
| 203 | return; |
| 204 | } |
| 205 | } |
| 206 | #endif |
| 207 | |
| 208 | static void delete_file(sqlite3_context * context, int argc, sqlite3_value ** argv) |
| 209 | { |
| 210 | if (argc != 1) { |
| 211 | sqlite3_result_int(context, 0); |
| 212 | return; |
| 213 | } |
| 214 | |
| 215 | char const * path = (char const *)sqlite3_value_text(argv[0]); |
Mike Lockwood | 439e88e | 2010-10-05 13:35:27 -0400 | [diff] [blame] | 216 | char media_storage[PROPERTY_VALUE_MAX]; |
Ray Chen | 76b3da4 | 2010-03-12 11:30:27 -0800 | [diff] [blame] | 217 | char const * external_storage = getenv("EXTERNAL_STORAGE"); |
Mike Lockwood | 439e88e | 2010-10-05 13:35:27 -0400 | [diff] [blame] | 218 | if (path == NULL) { |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 219 | sqlite3_result_null(context); |
| 220 | return; |
| 221 | } |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 222 | |
Mike Lockwood | 439e88e | 2010-10-05 13:35:27 -0400 | [diff] [blame] | 223 | property_get("ro.media.storage", media_storage, ""); |
| 224 | // path must match either ro.media.storage or EXTERNAL_STORAGE directory |
| 225 | if ( !(media_storage[0] && strncmp(media_storage, path, strlen(media_storage)) == 0) && |
| 226 | !(external_storage && strncmp(external_storage, path, strlen(external_storage)) == 0)) { |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 227 | sqlite3_result_null(context); |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 228 | return; |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 229 | } |
Marco Nelissen | 2da78c0 | 2009-05-06 11:08:08 -0700 | [diff] [blame] | 230 | if (strstr(path, "/../") != NULL) { |
| 231 | sqlite3_result_null(context); |
| 232 | return; |
| 233 | } |
| 234 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 235 | int err = unlink(path); |
| 236 | if (err != -1) { |
| 237 | // No error occured, return true |
| 238 | sqlite3_result_int(context, 1); |
| 239 | } else { |
| 240 | // An error occured, return false |
| 241 | sqlite3_result_int(context, 0); |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | static void tokenize_auxdata_delete(void * data) |
| 246 | { |
| 247 | sqlite3_stmt * statement = (sqlite3_stmt *)data; |
| 248 | sqlite3_finalize(statement); |
| 249 | } |
| 250 | |
| 251 | static void base16Encode(char* dest, const char* src, uint32_t size) |
| 252 | { |
| 253 | static const char * BASE16_TABLE = "0123456789abcdef"; |
| 254 | for (uint32_t i = 0; i < size; i++) { |
| 255 | char ch = *src++; |
| 256 | *dest++ = BASE16_TABLE[ (ch & 0xf0) >> 4 ]; |
| 257 | *dest++ = BASE16_TABLE[ (ch & 0x0f) ]; |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | struct SqliteUserData { |
| 262 | sqlite3 * handle; |
| 263 | UCollator* collator; |
| 264 | }; |
| 265 | |
| 266 | /** |
| 267 | * This function is invoked as: |
| 268 | * |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 269 | * _TOKENIZE('<token_table>', <data_row_id>, <data>, <delimiter>, |
| 270 | * <use_token_index>, <data_tag>) |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 271 | * |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 272 | * If <use_token_index> is omitted, it is treated as 0. |
| 273 | * If <data_tag> is omitted, it is treated as NULL. |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 274 | * |
| 275 | * It will split <data> on each instance of <delimiter> and insert each token |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 276 | * into <token_table>. The following columns in <token_table> are used: |
| 277 | * token TEXT, source INTEGER, token_index INTEGER, tag (any type) |
| 278 | * The token_index column is not required if <use_token_index> is 0. |
| 279 | * The tag column is not required if <data_tag> is NULL. |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 280 | * |
| 281 | * One row is inserted for each token in <data>. |
| 282 | * In each inserted row, 'source' is <data_row_id>. |
| 283 | * In the first inserted row, 'token' is the hex collation key of |
| 284 | * the entire <data> string, and 'token_index' is 0. |
| 285 | * In each row I (where 1 <= I < N, and N is the number of tokens in <data>) |
| 286 | * 'token' will be set to the hex collation key of the I:th token (0-based). |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 287 | * If <use_token_index> != 0, 'token_index' is set to I. |
| 288 | * If <data_tag> is not NULL, 'tag' is set to <data_tag>. |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 289 | * |
| 290 | * In other words, there will be one row for the entire string, |
| 291 | * and one row for each token except the first one. |
| 292 | * |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 293 | * The function returns the number of tokens generated. |
| 294 | */ |
| 295 | static void tokenize(sqlite3_context * context, int argc, sqlite3_value ** argv) |
| 296 | { |
| 297 | //LOGD("enter tokenize"); |
| 298 | int err; |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 299 | int useTokenIndex = 0; |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 300 | int useDataTag = 0; |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 301 | |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 302 | if (!(argc >= 4 || argc <= 6)) { |
| 303 | LOGE("Tokenize requires 4 to 6 arguments"); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 304 | sqlite3_result_null(context); |
| 305 | return; |
| 306 | } |
| 307 | |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 308 | if (argc > 4) { |
| 309 | useTokenIndex = sqlite3_value_int(argv[4]); |
| 310 | } |
| 311 | |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 312 | if (argc > 5) { |
| 313 | useDataTag = (sqlite3_value_type(argv[5]) != SQLITE_NULL); |
| 314 | } |
| 315 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 316 | sqlite3 * handle = sqlite3_context_db_handle(context); |
| 317 | UCollator* collator = (UCollator*)sqlite3_user_data(context); |
| 318 | char const * tokenTable = (char const *)sqlite3_value_text(argv[0]); |
| 319 | if (tokenTable == NULL) { |
| 320 | LOGE("tokenTable null"); |
| 321 | sqlite3_result_null(context); |
| 322 | return; |
| 323 | } |
| 324 | |
| 325 | // Get or create the prepared statement for the insertions |
| 326 | sqlite3_stmt * statement = (sqlite3_stmt *)sqlite3_get_auxdata(context, 0); |
| 327 | if (!statement) { |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 328 | char const * tokenIndexCol = useTokenIndex ? ", token_index" : ""; |
| 329 | char const * tokenIndexParam = useTokenIndex ? ", ?" : ""; |
| 330 | char const * dataTagCol = useDataTag ? ", tag" : ""; |
| 331 | char const * dataTagParam = useDataTag ? ", ?" : ""; |
| 332 | char * sql = sqlite3_mprintf("INSERT INTO %s (token, source%s%s) VALUES (?, ?%s%s);", |
| 333 | tokenTable, tokenIndexCol, dataTagCol, tokenIndexParam, dataTagParam); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 334 | err = sqlite3_prepare_v2(handle, sql, -1, &statement, NULL); |
| 335 | sqlite3_free(sql); |
| 336 | if (err) { |
| 337 | LOGE("prepare failed"); |
| 338 | sqlite3_result_null(context); |
| 339 | return; |
| 340 | } |
| 341 | // This binds the statement to the table it was compiled against, which is argv[0]. |
| 342 | // If this function is ever called with a different table the finalizer will be called |
| 343 | // and sqlite3_get_auxdata() will return null above, forcing a recompile for the new table. |
| 344 | sqlite3_set_auxdata(context, 0, statement, tokenize_auxdata_delete); |
| 345 | } else { |
| 346 | // Reset the cached statement so that binding the row ID will work properly |
| 347 | sqlite3_reset(statement); |
| 348 | } |
| 349 | |
| 350 | // Bind the row ID of the source row |
| 351 | int64_t rowID = sqlite3_value_int64(argv[1]); |
| 352 | err = sqlite3_bind_int64(statement, 2, rowID); |
| 353 | if (err != SQLITE_OK) { |
| 354 | LOGE("bind failed"); |
| 355 | sqlite3_result_null(context); |
| 356 | return; |
| 357 | } |
| 358 | |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 359 | // Bind <data_tag> to the tag column |
| 360 | if (useDataTag) { |
| 361 | int dataTagParamIndex = useTokenIndex ? 4 : 3; |
| 362 | err = sqlite3_bind_value(statement, dataTagParamIndex, argv[5]); |
| 363 | if (err != SQLITE_OK) { |
| 364 | LOGE("bind failed"); |
| 365 | sqlite3_result_null(context); |
| 366 | return; |
| 367 | } |
| 368 | } |
| 369 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 370 | // Get the raw bytes for the string to tokenize |
| 371 | // the string will be modified by following code |
| 372 | // however, sqlite did not reuse the string, so it is safe to not dup it |
| 373 | UChar * origData = (UChar *)sqlite3_value_text16(argv[2]); |
| 374 | if (origData == NULL) { |
| 375 | sqlite3_result_null(context); |
| 376 | return; |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 377 | } |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 378 | |
| 379 | // Get the raw bytes for the delimiter |
| 380 | const UChar * delim = (const UChar *)sqlite3_value_text16(argv[3]); |
| 381 | if (delim == NULL) { |
| 382 | LOGE("can't get delimiter"); |
| 383 | sqlite3_result_null(context); |
| 384 | return; |
| 385 | } |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 386 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 387 | UChar * token = NULL; |
| 388 | UChar *state; |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 389 | int numTokens = 0; |
| 390 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 391 | do { |
| 392 | if (numTokens == 0) { |
| 393 | token = origData; |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 394 | } |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 395 | |
| 396 | // Reset the program so we can use it to perform the insert |
| 397 | sqlite3_reset(statement); |
| 398 | UErrorCode status = U_ZERO_ERROR; |
| 399 | char keybuf[1024]; |
| 400 | uint32_t result = ucol_getSortKey(collator, token, -1, (uint8_t*)keybuf, sizeof(keybuf)-1); |
| 401 | if (result > sizeof(keybuf)) { |
| 402 | // TODO allocate memory for this super big string |
| 403 | LOGE("ucol_getSortKey needs bigger buffer %d", result); |
| 404 | break; |
| 405 | } |
| 406 | uint32_t keysize = result-1; |
| 407 | uint32_t base16Size = keysize*2; |
| 408 | char *base16buf = (char*)malloc(base16Size); |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 409 | base16Encode(base16buf, keybuf, keysize); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 410 | err = sqlite3_bind_text(statement, 1, base16buf, base16Size, SQLITE_STATIC); |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 411 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 412 | if (err != SQLITE_OK) { |
| 413 | LOGE(" sqlite3_bind_text16 error %d", err); |
| 414 | free(base16buf); |
| 415 | break; |
| 416 | } |
| 417 | |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 418 | if (useTokenIndex) { |
| 419 | err = sqlite3_bind_int(statement, 3, numTokens); |
| 420 | if (err != SQLITE_OK) { |
| 421 | LOGE(" sqlite3_bind_int error %d", err); |
| 422 | free(base16buf); |
| 423 | break; |
| 424 | } |
| 425 | } |
| 426 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 427 | err = sqlite3_step(statement); |
| 428 | free(base16buf); |
| 429 | |
| 430 | if (err != SQLITE_DONE) { |
| 431 | LOGE(" sqlite3_step error %d", err); |
| 432 | break; |
| 433 | } |
| 434 | numTokens++; |
| 435 | if (numTokens == 1) { |
| 436 | // first call |
| 437 | u_strtok_r(origData, delim, &state); |
| 438 | } |
| 439 | } while ((token = u_strtok_r(NULL, delim, &state)) != NULL); |
| 440 | sqlite3_result_int(context, numTokens); |
| 441 | } |
| 442 | |
| 443 | static void localized_collator_dtor(UCollator* collator) |
| 444 | { |
| 445 | ucol_close(collator); |
| 446 | } |
| 447 | |
| 448 | #define LOCALIZED_COLLATOR_NAME "LOCALIZED" |
| 449 | |
Daisuke Miyakawa | 31089e0 | 2010-02-24 19:03:33 +0900 | [diff] [blame] | 450 | // This collator may be removed in the near future, so you MUST not use now. |
| 451 | #define PHONEBOOK_COLLATOR_NAME "PHONEBOOK" |
| 452 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 453 | extern "C" int register_localized_collators(sqlite3* handle, const char* systemLocale, int utf16Storage) |
| 454 | { |
| 455 | int err; |
| 456 | UErrorCode status = U_ZERO_ERROR; |
| 457 | void* icudata; |
| 458 | |
| 459 | UCollator* collator = ucol_open(systemLocale, &status); |
| 460 | if (U_FAILURE(status)) { |
| 461 | return -1; |
| 462 | } |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 463 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 464 | ucol_setAttribute(collator, UCOL_STRENGTH, UCOL_PRIMARY, &status); |
| 465 | if (U_FAILURE(status)) { |
| 466 | return -1; |
| 467 | } |
| 468 | |
| 469 | status = U_ZERO_ERROR; |
| 470 | char buf[1024]; |
Daisuke Miyakawa | 31089e0 | 2010-02-24 19:03:33 +0900 | [diff] [blame] | 471 | ucol_getShortDefinitionString(collator, NULL, buf, 1024, &status); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 472 | |
| 473 | if (utf16Storage) { |
| 474 | err = sqlite3_create_collation_v2(handle, LOCALIZED_COLLATOR_NAME, SQLITE_UTF16, collator, |
| 475 | collate16, (void(*)(void*))localized_collator_dtor); |
| 476 | } else { |
| 477 | err = sqlite3_create_collation_v2(handle, LOCALIZED_COLLATOR_NAME, SQLITE_UTF8, collator, |
| 478 | collate8, (void(*)(void*))localized_collator_dtor); |
| 479 | } |
Daisuke Miyakawa | 31089e0 | 2010-02-24 19:03:33 +0900 | [diff] [blame] | 480 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 481 | if (err != SQLITE_OK) { |
| 482 | return err; |
| 483 | } |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 484 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 485 | // Register the _TOKENIZE function |
| 486 | err = sqlite3_create_function(handle, "_TOKENIZE", 4, SQLITE_UTF16, collator, tokenize, NULL, NULL); |
| 487 | if (err != SQLITE_OK) { |
| 488 | return err; |
Bjorn Bringert | 687f116 | 2009-05-13 22:13:09 +0100 | [diff] [blame] | 489 | } |
| 490 | err = sqlite3_create_function(handle, "_TOKENIZE", 5, SQLITE_UTF16, collator, tokenize, NULL, NULL); |
| 491 | if (err != SQLITE_OK) { |
| 492 | return err; |
| 493 | } |
Bjorn Bringert | 754d83d | 2009-05-18 11:21:50 +0100 | [diff] [blame] | 494 | err = sqlite3_create_function(handle, "_TOKENIZE", 6, SQLITE_UTF16, collator, tokenize, NULL, NULL); |
| 495 | if (err != SQLITE_OK) { |
| 496 | return err; |
| 497 | } |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 498 | |
Daisuke Miyakawa | 31089e0 | 2010-02-24 19:03:33 +0900 | [diff] [blame] | 499 | |
| 500 | //// PHONEBOOK_COLLATOR |
| 501 | // The collator may be removed in the near future. Do not depend on it. |
| 502 | // TODO: it might be better to have another function for registering phonebook collator. |
| 503 | status = U_ZERO_ERROR; |
| 504 | if (strcmp(systemLocale, "ja") == 0 || strcmp(systemLocale, "ja_JP") == 0) { |
| 505 | collator = ucol_open("ja@collation=phonebook", &status); |
| 506 | } else { |
| 507 | collator = ucol_open(systemLocale, &status); |
| 508 | } |
| 509 | if (U_FAILURE(status)) { |
| 510 | return -1; |
| 511 | } |
| 512 | |
| 513 | status = U_ZERO_ERROR; |
| 514 | ucol_setAttribute(collator, UCOL_STRENGTH, UCOL_PRIMARY, &status); |
| 515 | if (U_FAILURE(status)) { |
| 516 | return -1; |
| 517 | } |
| 518 | |
| 519 | status = U_ZERO_ERROR; |
| 520 | // ucol_getShortDefinitionString(collator, NULL, buf, 1024, &status); |
| 521 | if (utf16Storage) { |
| 522 | err = sqlite3_create_collation_v2(handle, PHONEBOOK_COLLATOR_NAME, SQLITE_UTF16, collator, |
| 523 | collate16, (void(*)(void*))localized_collator_dtor); |
| 524 | } else { |
| 525 | err = sqlite3_create_collation_v2(handle, PHONEBOOK_COLLATOR_NAME, SQLITE_UTF8, collator, |
| 526 | collate8, (void(*)(void*))localized_collator_dtor); |
| 527 | } |
| 528 | |
| 529 | if (err != SQLITE_OK) { |
| 530 | return err; |
| 531 | } |
| 532 | //// PHONEBOOK_COLLATOR |
| 533 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 534 | return SQLITE_OK; |
| 535 | } |
| 536 | |
| 537 | |
| 538 | extern "C" int register_android_functions(sqlite3 * handle, int utf16Storage) |
| 539 | { |
| 540 | int err; |
| 541 | UErrorCode status = U_ZERO_ERROR; |
| 542 | |
| 543 | UCollator * collator = ucol_open(NULL, &status); |
| 544 | if (U_FAILURE(status)) { |
| 545 | return -1; |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 546 | } |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 547 | |
| 548 | if (utf16Storage) { |
| 549 | // Note that text should be stored as UTF-16 |
| 550 | err = sqlite3_exec(handle, "PRAGMA encoding = 'UTF-16'", 0, 0, 0); |
| 551 | if (err != SQLITE_OK) { |
| 552 | return err; |
| 553 | } |
| 554 | |
| 555 | // Register the UNICODE collation |
| 556 | err = sqlite3_create_collation_v2(handle, "UNICODE", SQLITE_UTF16, collator, collate16, |
| 557 | (void(*)(void*))localized_collator_dtor); |
| 558 | } else { |
| 559 | err = sqlite3_create_collation_v2(handle, "UNICODE", SQLITE_UTF8, collator, collate8, |
| 560 | (void(*)(void*))localized_collator_dtor); |
| 561 | } |
| 562 | |
| 563 | if (err != SQLITE_OK) { |
| 564 | return err; |
| 565 | } |
| 566 | |
| 567 | // Register the PHONE_NUM_EQUALS function |
Daisuke Miyakawa | 948a119 | 2009-09-19 19:19:53 -0700 | [diff] [blame] | 568 | err = sqlite3_create_function( |
| 569 | handle, "PHONE_NUMBERS_EQUAL", 2, |
| 570 | SQLITE_UTF8, NULL, phone_numbers_equal, NULL, NULL); |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 571 | if (err != SQLITE_OK) { |
| 572 | return err; |
| 573 | } |
Daisuke Miyakawa | 948a119 | 2009-09-19 19:19:53 -0700 | [diff] [blame] | 574 | |
| 575 | // Register the PHONE_NUM_EQUALS function with an additional argument "use_strict" |
| 576 | err = sqlite3_create_function( |
| 577 | handle, "PHONE_NUMBERS_EQUAL", 3, |
| 578 | SQLITE_UTF8, NULL, phone_numbers_equal, NULL, NULL); |
| 579 | if (err != SQLITE_OK) { |
| 580 | return err; |
| 581 | } |
| 582 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 583 | // Register the _DELETE_FILE function |
| 584 | err = sqlite3_create_function(handle, "_DELETE_FILE", 1, SQLITE_UTF8, NULL, delete_file, NULL, NULL); |
| 585 | if (err != SQLITE_OK) { |
| 586 | return err; |
| 587 | } |
| 588 | |
| 589 | #if ENABLE_ANDROID_LOG |
| 590 | // Register the _LOG function |
| 591 | err = sqlite3_create_function(handle, "_LOG", 1, SQLITE_UTF8, NULL, android_log, NULL, NULL); |
| 592 | if (err != SQLITE_OK) { |
| 593 | return err; |
| 594 | } |
| 595 | #endif |
| 596 | |
Dmitri Plotnikov | 3a74962 | 2010-03-03 11:29:46 -0800 | [diff] [blame] | 597 | // Register the GET_PHONEBOOK_INDEX function |
| 598 | err = sqlite3_create_function(handle, |
| 599 | "GET_PHONEBOOK_INDEX", |
| 600 | 2, SQLITE_UTF8, NULL, |
| 601 | get_phonebook_index, |
| 602 | NULL, NULL); |
| 603 | if (err != SQLITE_OK) { |
| 604 | return err; |
| 605 | } |
| 606 | |
Dmitri Plotnikov | 46bdb5c | 2011-01-06 13:48:50 -0800 | [diff] [blame^] | 607 | // Register the _PHONE_NUMBER_STRIPPED_REVERSED function, which imitates |
| 608 | // PhoneNumberUtils.getStrippedReversed. This function is not public API, |
| 609 | // it is only used for compatibility with Android 1.6 and earlier. |
| 610 | err = sqlite3_create_function(handle, |
| 611 | "_PHONE_NUMBER_STRIPPED_REVERSED", |
| 612 | 1, SQLITE_UTF8, NULL, |
| 613 | phone_number_stripped_reversed, |
| 614 | NULL, NULL); |
| 615 | if (err != SQLITE_OK) { |
| 616 | return err; |
| 617 | } |
| 618 | |
The Android Open Source Project | 7790ef5 | 2009-03-03 19:30:40 -0800 | [diff] [blame] | 619 | return SQLITE_OK; |
| 620 | } |