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1 | <?php |
2 | /** |
3 | * Pop PHP Framework (https://www.popphp.org/) |
4 | * |
5 | * @link https://github.com/popphp/popphp-framework |
6 | * @author Nick Sagona, III <dev@noladev.com> |
7 | * @copyright Copyright (c) 2009-2025 NOLA Interactive, LLC. |
8 | * @license https://www.popphp.org/license New BSD License |
9 | */ |
10 | |
11 | /** |
12 | * @namespace |
13 | */ |
14 | namespace Pop\Db\Sql; |
15 | |
16 | use Pop\Db\Adapter\AbstractAdapter; |
17 | |
18 | /** |
19 | * Data class to output data to a valid SQL file |
20 | * |
21 | * @category Pop |
22 | * @package Pop\Db |
23 | * @author Nick Sagona, III <dev@noladev.com> |
24 | * @copyright Copyright (c) 2009-2025 NOLA Interactive, LLC. |
25 | * @license https://www.popphp.org/license New BSD License |
26 | * @version 6.6.5 |
27 | */ |
28 | class Data extends AbstractSql |
29 | { |
30 | |
31 | /** |
32 | * Database table |
33 | * @var string |
34 | */ |
35 | protected string $table = 'pop_db_data'; |
36 | |
37 | /** |
38 | * Divide INSERT groups by # (0 creates one big INSERT statement, 1 creates an INSERT statement per row) |
39 | * @var int |
40 | */ |
41 | protected int $divide = 1; |
42 | |
43 | /** |
44 | * Conflict key for UPSERT |
45 | * @var ?string |
46 | */ |
47 | protected ?string $conflictKey = null; |
48 | |
49 | /** |
50 | * Conflict columns for UPSERT |
51 | * @var array |
52 | */ |
53 | protected array $conflictColumns = []; |
54 | |
55 | /** |
56 | * Force UPDATE instead of UPSERT if conflict keys/columns are provided |
57 | * @var bool |
58 | */ |
59 | protected bool $forceUpdate = false; |
60 | |
61 | /** |
62 | * SQL string |
63 | * @var ?string |
64 | */ |
65 | protected ?string $sql = null; |
66 | |
67 | /** |
68 | * Constructor |
69 | * |
70 | * Instantiate the SQL object |
71 | * |
72 | * @param AbstractAdapter $db |
73 | * @param string $table |
74 | * @param int $divide |
75 | */ |
76 | public function __construct(AbstractAdapter $db, string $table = 'pop_db_data', int $divide = 1) |
77 | { |
78 | parent::__construct($db); |
79 | $this->setDivide($divide); |
80 | $this->setTable($table); |
81 | } |
82 | |
83 | /** |
84 | * Set the INSERT divide |
85 | * |
86 | * @param int $divide |
87 | * @return Data |
88 | */ |
89 | public function setDivide(int $divide): Data |
90 | { |
91 | $this->divide = $divide; |
92 | return $this; |
93 | } |
94 | |
95 | /** |
96 | * Get the INSERT divide |
97 | * |
98 | * @return int |
99 | */ |
100 | public function getDivide(): int |
101 | { |
102 | return $this->divide; |
103 | } |
104 | |
105 | /** |
106 | * Set force update |
107 | * |
108 | * @param bool $forceUpdate |
109 | * @param string $conflictKey |
110 | * @return Data |
111 | */ |
112 | public function setForceUpdate(bool $forceUpdate = true, string $conflictKey = 'id'): Data |
113 | { |
114 | $this->forceUpdate = $forceUpdate; |
115 | $this->conflictKey = $conflictKey; |
116 | return $this; |
117 | } |
118 | |
119 | /** |
120 | * Is force update |
121 | * |
122 | * @return bool |
123 | */ |
124 | public function isForceUpdate(): bool |
125 | { |
126 | return $this->forceUpdate; |
127 | } |
128 | |
129 | /** |
130 | * Set the database table |
131 | * |
132 | * @param string $table |
133 | * @return Data |
134 | */ |
135 | public function setTable(string $table): Data |
136 | { |
137 | $this->table = $table; |
138 | return $this; |
139 | } |
140 | |
141 | /** |
142 | * Get the database table |
143 | * |
144 | * @return string |
145 | */ |
146 | public function getTable(): string |
147 | { |
148 | return $this->table; |
149 | } |
150 | |
151 | /** |
152 | * Get SQL string |
153 | * |
154 | * @return ?string |
155 | */ |
156 | public function getSql(): ?string |
157 | { |
158 | return $this->sql; |
159 | } |
160 | |
161 | /** |
162 | * Set what to do on a insert conflict (UPSERT - PostgreSQL & SQLite) |
163 | * |
164 | * @param array $columns |
165 | * @param ?string $key |
166 | * @return Data |
167 | */ |
168 | public function onConflict(array $columns, ?string $key = null): Data |
169 | { |
170 | $this->conflictColumns = $columns; |
171 | $this->conflictKey = $key; |
172 | return $this; |
173 | } |
174 | |
175 | /** |
176 | * Set columns to handle duplicates/conflicts (UPSERT - MySQL-ism) |
177 | * |
178 | * @param array $columns |
179 | * @return Data |
180 | */ |
181 | public function onDuplicateKeyUpdate(array $columns): Data |
182 | { |
183 | $this->onConflict($columns); |
184 | return $this; |
185 | } |
186 | |
187 | /** |
188 | * Check if data was serialized into SQL |
189 | * |
190 | * @return bool |
191 | */ |
192 | public function isSerialized(): bool |
193 | { |
194 | return ($this->sql !== null); |
195 | } |
196 | |
197 | /** |
198 | * Serialize the data into INSERT statements |
199 | * |
200 | * @param array $data |
201 | * @param mixed $omit |
202 | * @param bool $nullEmpty |
203 | * @param bool $forceQuote |
204 | * @return ?string |
205 | */ |
206 | public function serialize(array $data, mixed $omit = null, bool $nullEmpty = false, bool $forceQuote = false): ?string |
207 | { |
208 | if ($omit !== null) { |
209 | $omit = (!is_array($omit)) ? [$omit] : $omit; |
210 | } |
211 | |
212 | $this->sql = ''; |
213 | $table = $this->quoteId($this->table); |
214 | $columns = array_keys(reset($data)); |
215 | |
216 | if (!empty($omit)) { |
217 | foreach ($omit as $o) { |
218 | if (in_array($o, $columns)) { |
219 | unset($columns[array_search($o, $columns)]); |
220 | } |
221 | } |
222 | } |
223 | |
224 | // Force UPDATE SQL |
225 | if (($this->forceUpdate) && !empty($this->conflictKey)) { |
226 | foreach ($data as $row) { |
227 | $primaryValue = $row[$this->conflictKey]; |
228 | unset($row[$this->conflictKey]); |
229 | |
230 | $update = "UPDATE " . $table . " SET "; |
231 | if (!empty($omit)) { |
232 | foreach ($omit as $o) { |
233 | if (isset($row[$o])) { |
234 | unset($row[$o]); |
235 | } |
236 | } |
237 | } |
238 | |
239 | $values = []; |
240 | foreach ($row as $key => $value) { |
241 | $values[] = $this->quoteId($key) . ' = ' . $this->quote($value, $forceQuote); |
242 | } |
243 | $values = implode(', ', $values); |
244 | |
245 | if ($nullEmpty) { |
246 | $values = str_replace(["('',", " '', ", ", '')"], ["(NULL,", ' NULL, ', ', NULL)'], $values); |
247 | } |
248 | |
249 | $update .= $values . " WHERE " . $this->quoteId($this->conflictKey) . ' = ' . $primaryValue . ';'; |
250 | $this->sql .= $update . PHP_EOL; |
251 | } |
252 | // Else, INSERT/UPSERT SQL |
253 | } else { |
254 | $columns = array_map([$this, 'quoteId'], $columns); |
255 | $insert = "INSERT INTO " . $table . " (" . implode(', ', $columns) . ") VALUES" . PHP_EOL; |
256 | $onUpdate = $this->formatConflicts(); |
257 | |
258 | foreach ($data as $i => $row) { |
259 | if (!empty($omit)) { |
260 | foreach ($omit as $o) { |
261 | if (isset($row[$o])) { |
262 | unset($row[$o]); |
263 | } |
264 | } |
265 | } |
266 | $value = "(" . implode(', ', array_map(function($value) use ($forceQuote) { |
267 | return $this->quote($value, $forceQuote); |
268 | }, $row)) . ")"; |
269 | if ($nullEmpty) { |
270 | $value = str_replace(["('',", " '', ", ", '')"], ["(NULL,", ' NULL, ', ', NULL)'], $value); |
271 | } |
272 | |
273 | switch ($this->divide) { |
274 | case 0: |
275 | if ($i == 0) { |
276 | $this->sql .= $insert; |
277 | } |
278 | $this->sql .= $value; |
279 | $this->sql .= ($i == (count($data) - 1)) ? $onUpdate . ';' : ','; |
280 | $this->sql .= PHP_EOL; |
281 | break; |
282 | case 1: |
283 | $this->sql .= $insert . $value . $onUpdate . ';' . PHP_EOL; |
284 | break; |
285 | default: |
286 | if (($i % $this->divide) == 0) { |
287 | $this->sql .= $insert . $value . (($i == (count($data) - 1)) ? $onUpdate . ';' : ',') . PHP_EOL; |
288 | } else { |
289 | $this->sql .= $value; |
290 | $this->sql .= (((($i + 1) % $this->divide) == 0) || ($i == (count($data) - 1))) ? $onUpdate . ';' : ','; |
291 | $this->sql .= PHP_EOL; |
292 | } |
293 | } |
294 | } |
295 | } |
296 | |
297 | return $this->sql; |
298 | } |
299 | |
300 | /** |
301 | * Output SQL to a file |
302 | * |
303 | * @param string $to |
304 | * @param ?string $header |
305 | * @param ?string $footer |
306 | * @return void |
307 | */ |
308 | public function writeToFile(string $to, ?string $header = null, ?string $footer = null): void |
309 | { |
310 | file_put_contents($to, $header . $this->sql . $footer); |
311 | } |
312 | |
313 | /** |
314 | * Serialize the data into INSERT statements |
315 | * |
316 | * @param array $data |
317 | * @param ?string $to |
318 | * @param mixed $omit |
319 | * @param bool $nullEmpty |
320 | * @param ?string $header |
321 | * @param ?string $footer |
322 | * @return void |
323 | */ |
324 | public function streamToFile( |
325 | array $data, ?string $to, mixed $omit = null, bool $nullEmpty = false, ?string $header = null, ?string $footer = null |
326 | ): void |
327 | { |
328 | if (!file_exists($to)) { |
329 | touch($to); |
330 | } |
331 | |
332 | $handle = fopen($to, 'a'); |
333 | |
334 | if ($header !== null) { |
335 | fwrite($handle, $header); |
336 | } |
337 | |
338 | if ($omit !== null) { |
339 | $omit = (!is_array($omit)) ? [$omit] : $omit; |
340 | } |
341 | |
342 | $table = $this->quoteId($this->table); |
343 | $columns = array_keys(reset($data)); |
344 | |
345 | if (!empty($omit)) { |
346 | foreach ($omit as $o) { |
347 | if (in_array($o, $columns)) { |
348 | unset($columns[array_search($o, $columns)]); |
349 | } |
350 | } |
351 | } |
352 | |
353 | $columns = array_map([$this, 'quoteId'], $columns); |
354 | $insert = "INSERT INTO " . $table . " (" . implode(', ', $columns) . ") VALUES" . PHP_EOL; |
355 | $onUpdate = $this->formatConflicts(); |
356 | |
357 | foreach ($data as $i => $row) { |
358 | if (!empty($omit)) { |
359 | foreach ($omit as $o) { |
360 | if (isset($row[$o])) { |
361 | unset($row[$o]); |
362 | } |
363 | } |
364 | } |
365 | $value = "(" . implode(', ', array_map([$this, 'quote'], $row)) . ")"; |
366 | if ($nullEmpty) { |
367 | $value = str_replace(["'', ", ", '')"], ['NULL, ', ', NULL)'], $value); |
368 | } |
369 | |
370 | switch ($this->divide) { |
371 | case 0: |
372 | if ($i == 0) { |
373 | fwrite($handle, $insert); |
374 | } |
375 | fwrite($handle, $value); |
376 | fwrite($handle, ($i == (count($data) - 1)) ? $onUpdate . ';' : ','); |
377 | fwrite($handle, PHP_EOL); |
378 | break; |
379 | case 1: |
380 | fwrite($handle, $insert . $value . ';' . PHP_EOL); |
381 | break; |
382 | default: |
383 | if (($i % $this->divide) == 0) { |
384 | fwrite($handle, $insert . $value . (($i == (count($data) - 1)) ? $onUpdate . ';' : ',') . PHP_EOL); |
385 | } else { |
386 | fwrite($handle, $value); |
387 | fwrite($handle, ((((($i + 1) % $this->divide) == 0) || ($i == (count($data) - 1))) ? $onUpdate . ';' : ',')); |
388 | fwrite($handle, PHP_EOL); |
389 | } |
390 | } |
391 | } |
392 | |
393 | |
394 | if ($footer !== null) { |
395 | fwrite($handle, $footer); |
396 | } |
397 | |
398 | fclose($handle); |
399 | } |
400 | |
401 | /** |
402 | * __toString magic method |
403 | * |
404 | * @return string |
405 | */ |
406 | public function __toString(): string |
407 | { |
408 | return $this->sql; |
409 | } |
410 | |
411 | /** |
412 | * Method to format conflicts (UPSERT) |
413 | * |
414 | * @return string |
415 | */ |
416 | protected function formatConflicts(): string |
417 | { |
418 | $onUpdate = ''; |
419 | |
420 | if (!empty($this->conflictColumns)) { |
421 | $updates = []; |
422 | switch ($this->dbType) { |
423 | case self::MYSQL: |
424 | foreach ($this->conflictColumns as $conflictColumn) { |
425 | $updates[] = $this->quoteId($conflictColumn) . ' = VALUES(' . $conflictColumn .')'; |
426 | } |
427 | $onUpdate = PHP_EOL . ' ON DUPLICATE KEY UPDATE ' . implode(', ', $updates); |
428 | break; |
429 | case self::SQLITE: |
430 | case self::PGSQL: |
431 | foreach ($this->conflictColumns as $conflictColumn) { |
432 | $updates[] = $this->quoteId($conflictColumn) . ' = excluded.' . $conflictColumn; |
433 | } |
434 | $onUpdate = PHP_EOL . ' ON CONFLICT (' . $this->quoteId($this->conflictKey) . ') DO UPDATE SET ' |
435 | . implode(', ', $updates); |
436 | break; |
437 | } |
438 | } |
439 | |
440 | return $onUpdate; |
441 | } |
442 | |
443 | } |