Grammar.php
3 weeks ago
MySqlGrammar.php
3 weeks ago
PostgresGrammar.php
3 weeks ago
SQLiteGrammar.php
3 weeks ago
SqlServerGrammar.php
3 weeks ago
SQLiteGrammar.php
310 lines
| 1 | <?php |
| 2 | |
| 3 | namespace IAWPSCOPED\Illuminate\Database\Query\Grammars; |
| 4 | |
| 5 | use IAWPSCOPED\Illuminate\Database\Query\Builder; |
| 6 | use IAWPSCOPED\Illuminate\Support\Arr; |
| 7 | use IAWPSCOPED\Illuminate\Support\Str; |
| 8 | /** @internal */ |
| 9 | class SQLiteGrammar extends Grammar |
| 10 | { |
| 11 | /** |
| 12 | * All of the available clause operators. |
| 13 | * |
| 14 | * @var string[] |
| 15 | */ |
| 16 | protected $operators = ['=', '<', '>', '<=', '>=', '<>', '!=', 'like', 'not like', 'ilike', '&', '|', '<<', '>>']; |
| 17 | /** |
| 18 | * Compile the lock into SQL. |
| 19 | * |
| 20 | * @param \Illuminate\Database\Query\Builder $query |
| 21 | * @param bool|string $value |
| 22 | * @return string |
| 23 | */ |
| 24 | protected function compileLock(Builder $query, $value) |
| 25 | { |
| 26 | return ''; |
| 27 | } |
| 28 | /** |
| 29 | * Wrap a union subquery in parentheses. |
| 30 | * |
| 31 | * @param string $sql |
| 32 | * @return string |
| 33 | */ |
| 34 | protected function wrapUnion($sql) |
| 35 | { |
| 36 | return 'select * from (' . $sql . ')'; |
| 37 | } |
| 38 | /** |
| 39 | * Compile a "where date" clause. |
| 40 | * |
| 41 | * @param \Illuminate\Database\Query\Builder $query |
| 42 | * @param array $where |
| 43 | * @return string |
| 44 | */ |
| 45 | protected function whereDate(Builder $query, $where) |
| 46 | { |
| 47 | return $this->dateBasedWhere('%Y-%m-%d', $query, $where); |
| 48 | } |
| 49 | /** |
| 50 | * Compile a "where day" clause. |
| 51 | * |
| 52 | * @param \Illuminate\Database\Query\Builder $query |
| 53 | * @param array $where |
| 54 | * @return string |
| 55 | */ |
| 56 | protected function whereDay(Builder $query, $where) |
| 57 | { |
| 58 | return $this->dateBasedWhere('%d', $query, $where); |
| 59 | } |
| 60 | /** |
| 61 | * Compile a "where month" clause. |
| 62 | * |
| 63 | * @param \Illuminate\Database\Query\Builder $query |
| 64 | * @param array $where |
| 65 | * @return string |
| 66 | */ |
| 67 | protected function whereMonth(Builder $query, $where) |
| 68 | { |
| 69 | return $this->dateBasedWhere('%m', $query, $where); |
| 70 | } |
| 71 | /** |
| 72 | * Compile a "where year" clause. |
| 73 | * |
| 74 | * @param \Illuminate\Database\Query\Builder $query |
| 75 | * @param array $where |
| 76 | * @return string |
| 77 | */ |
| 78 | protected function whereYear(Builder $query, $where) |
| 79 | { |
| 80 | return $this->dateBasedWhere('%Y', $query, $where); |
| 81 | } |
| 82 | /** |
| 83 | * Compile a "where time" clause. |
| 84 | * |
| 85 | * @param \Illuminate\Database\Query\Builder $query |
| 86 | * @param array $where |
| 87 | * @return string |
| 88 | */ |
| 89 | protected function whereTime(Builder $query, $where) |
| 90 | { |
| 91 | return $this->dateBasedWhere('%H:%M:%S', $query, $where); |
| 92 | } |
| 93 | /** |
| 94 | * Compile a date based where clause. |
| 95 | * |
| 96 | * @param string $type |
| 97 | * @param \Illuminate\Database\Query\Builder $query |
| 98 | * @param array $where |
| 99 | * @return string |
| 100 | */ |
| 101 | protected function dateBasedWhere($type, Builder $query, $where) |
| 102 | { |
| 103 | $value = $this->parameter($where['value']); |
| 104 | return "strftime('{$type}', {$this->wrap($where['column'])}) {$where['operator']} cast({$value} as text)"; |
| 105 | } |
| 106 | /** |
| 107 | * Compile the index hints for the query. |
| 108 | * |
| 109 | * @param \Illuminate\Database\Query\Builder $query |
| 110 | * @param \Illuminate\Database\Query\IndexHint $indexHint |
| 111 | * @return string |
| 112 | */ |
| 113 | protected function compileIndexHint(Builder $query, $indexHint) |
| 114 | { |
| 115 | return $indexHint->type === 'force' ? "indexed by {$indexHint->index}" : ''; |
| 116 | } |
| 117 | /** |
| 118 | * Compile a "JSON length" statement into SQL. |
| 119 | * |
| 120 | * @param string $column |
| 121 | * @param string $operator |
| 122 | * @param string $value |
| 123 | * @return string |
| 124 | */ |
| 125 | protected function compileJsonLength($column, $operator, $value) |
| 126 | { |
| 127 | [$field, $path] = $this->wrapJsonFieldAndPath($column); |
| 128 | return 'json_array_length(' . $field . $path . ') ' . $operator . ' ' . $value; |
| 129 | } |
| 130 | /** |
| 131 | * Compile a "JSON contains key" statement into SQL. |
| 132 | * |
| 133 | * @param string $column |
| 134 | * @return string |
| 135 | */ |
| 136 | protected function compileJsonContainsKey($column) |
| 137 | { |
| 138 | [$field, $path] = $this->wrapJsonFieldAndPath($column); |
| 139 | return 'json_type(' . $field . $path . ') is not null'; |
| 140 | } |
| 141 | /** |
| 142 | * Compile an update statement into SQL. |
| 143 | * |
| 144 | * @param \Illuminate\Database\Query\Builder $query |
| 145 | * @param array $values |
| 146 | * @return string |
| 147 | */ |
| 148 | public function compileUpdate(Builder $query, array $values) |
| 149 | { |
| 150 | if (isset($query->joins) || isset($query->limit)) { |
| 151 | return $this->compileUpdateWithJoinsOrLimit($query, $values); |
| 152 | } |
| 153 | return parent::compileUpdate($query, $values); |
| 154 | } |
| 155 | /** |
| 156 | * Compile an insert ignore statement into SQL. |
| 157 | * |
| 158 | * @param \Illuminate\Database\Query\Builder $query |
| 159 | * @param array $values |
| 160 | * @return string |
| 161 | */ |
| 162 | public function compileInsertOrIgnore(Builder $query, array $values) |
| 163 | { |
| 164 | return Str::replaceFirst('insert', 'insert or ignore', $this->compileInsert($query, $values)); |
| 165 | } |
| 166 | /** |
| 167 | * Compile the columns for an update statement. |
| 168 | * |
| 169 | * @param \Illuminate\Database\Query\Builder $query |
| 170 | * @param array $values |
| 171 | * @return string |
| 172 | */ |
| 173 | protected function compileUpdateColumns(Builder $query, array $values) |
| 174 | { |
| 175 | $jsonGroups = $this->groupJsonColumnsForUpdate($values); |
| 176 | return \IAWPSCOPED\collect($values)->reject(function ($value, $key) { |
| 177 | return $this->isJsonSelector($key); |
| 178 | })->merge($jsonGroups)->map(function ($value, $key) use($jsonGroups) { |
| 179 | $column = \IAWPSCOPED\last(\explode('.', $key)); |
| 180 | $value = isset($jsonGroups[$key]) ? $this->compileJsonPatch($column, $value) : $this->parameter($value); |
| 181 | return $this->wrap($column) . ' = ' . $value; |
| 182 | })->implode(', '); |
| 183 | } |
| 184 | /** |
| 185 | * Compile an "upsert" statement into SQL. |
| 186 | * |
| 187 | * @param \Illuminate\Database\Query\Builder $query |
| 188 | * @param array $values |
| 189 | * @param array $uniqueBy |
| 190 | * @param array $update |
| 191 | * @return string |
| 192 | */ |
| 193 | public function compileUpsert(Builder $query, array $values, array $uniqueBy, array $update) |
| 194 | { |
| 195 | $sql = $this->compileInsert($query, $values); |
| 196 | $sql .= ' on conflict (' . $this->columnize($uniqueBy) . ') do update set '; |
| 197 | $columns = \IAWPSCOPED\collect($update)->map(function ($value, $key) { |
| 198 | return \is_numeric($key) ? $this->wrap($value) . ' = ' . $this->wrapValue('excluded') . '.' . $this->wrap($value) : $this->wrap($key) . ' = ' . $this->parameter($value); |
| 199 | })->implode(', '); |
| 200 | return $sql . $columns; |
| 201 | } |
| 202 | /** |
| 203 | * Group the nested JSON columns. |
| 204 | * |
| 205 | * @param array $values |
| 206 | * @return array |
| 207 | */ |
| 208 | protected function groupJsonColumnsForUpdate(array $values) |
| 209 | { |
| 210 | $groups = []; |
| 211 | foreach ($values as $key => $value) { |
| 212 | if ($this->isJsonSelector($key)) { |
| 213 | Arr::set($groups, \str_replace('->', '.', Str::after($key, '.')), $value); |
| 214 | } |
| 215 | } |
| 216 | return $groups; |
| 217 | } |
| 218 | /** |
| 219 | * Compile a "JSON" patch statement into SQL. |
| 220 | * |
| 221 | * @param string $column |
| 222 | * @param mixed $value |
| 223 | * @return string |
| 224 | */ |
| 225 | protected function compileJsonPatch($column, $value) |
| 226 | { |
| 227 | return "json_patch(ifnull({$this->wrap($column)}, json('{}')), json({$this->parameter($value)}))"; |
| 228 | } |
| 229 | /** |
| 230 | * Compile an update statement with joins or limit into SQL. |
| 231 | * |
| 232 | * @param \Illuminate\Database\Query\Builder $query |
| 233 | * @param array $values |
| 234 | * @return string |
| 235 | */ |
| 236 | protected function compileUpdateWithJoinsOrLimit(Builder $query, array $values) |
| 237 | { |
| 238 | $table = $this->wrapTable($query->from); |
| 239 | $columns = $this->compileUpdateColumns($query, $values); |
| 240 | $alias = \IAWPSCOPED\last(\preg_split('/\\s+as\\s+/i', $query->from)); |
| 241 | $selectSql = $this->compileSelect($query->select($alias . '.rowid')); |
| 242 | return "update {$table} set {$columns} where {$this->wrap('rowid')} in ({$selectSql})"; |
| 243 | } |
| 244 | /** |
| 245 | * Prepare the bindings for an update statement. |
| 246 | * |
| 247 | * @param array $bindings |
| 248 | * @param array $values |
| 249 | * @return array |
| 250 | */ |
| 251 | public function prepareBindingsForUpdate(array $bindings, array $values) |
| 252 | { |
| 253 | $groups = $this->groupJsonColumnsForUpdate($values); |
| 254 | $values = \IAWPSCOPED\collect($values)->reject(function ($value, $key) { |
| 255 | return $this->isJsonSelector($key); |
| 256 | })->merge($groups)->map(function ($value) { |
| 257 | return \is_array($value) ? \json_encode($value) : $value; |
| 258 | })->all(); |
| 259 | $cleanBindings = Arr::except($bindings, 'select'); |
| 260 | return \array_values(\array_merge($values, Arr::flatten($cleanBindings))); |
| 261 | } |
| 262 | /** |
| 263 | * Compile a delete statement into SQL. |
| 264 | * |
| 265 | * @param \Illuminate\Database\Query\Builder $query |
| 266 | * @return string |
| 267 | */ |
| 268 | public function compileDelete(Builder $query) |
| 269 | { |
| 270 | if (isset($query->joins) || isset($query->limit)) { |
| 271 | return $this->compileDeleteWithJoinsOrLimit($query); |
| 272 | } |
| 273 | return parent::compileDelete($query); |
| 274 | } |
| 275 | /** |
| 276 | * Compile a delete statement with joins or limit into SQL. |
| 277 | * |
| 278 | * @param \Illuminate\Database\Query\Builder $query |
| 279 | * @return string |
| 280 | */ |
| 281 | protected function compileDeleteWithJoinsOrLimit(Builder $query) |
| 282 | { |
| 283 | $table = $this->wrapTable($query->from); |
| 284 | $alias = \IAWPSCOPED\last(\preg_split('/\\s+as\\s+/i', $query->from)); |
| 285 | $selectSql = $this->compileSelect($query->select($alias . '.rowid')); |
| 286 | return "delete from {$table} where {$this->wrap('rowid')} in ({$selectSql})"; |
| 287 | } |
| 288 | /** |
| 289 | * Compile a truncate table statement into SQL. |
| 290 | * |
| 291 | * @param \Illuminate\Database\Query\Builder $query |
| 292 | * @return array |
| 293 | */ |
| 294 | public function compileTruncate(Builder $query) |
| 295 | { |
| 296 | return ['delete from sqlite_sequence where name = ?' => [$query->from], 'delete from ' . $this->wrapTable($query->from) => []]; |
| 297 | } |
| 298 | /** |
| 299 | * Wrap the given JSON selector. |
| 300 | * |
| 301 | * @param string $value |
| 302 | * @return string |
| 303 | */ |
| 304 | protected function wrapJsonSelector($value) |
| 305 | { |
| 306 | [$field, $path] = $this->wrapJsonFieldAndPath($value); |
| 307 | return 'json_extract(' . $field . $path . ')'; |
| 308 | } |
| 309 | } |
| 310 |