← All changes | database/Migrations/ProductVariationMigrator.php +183 -0 1.3.26 → 1.6.5 View file →

		@@ -3,8 +3,11 @@
3	3	namespace FluentCart\Database\Migrations;
4	4
5	5	class ProductVariationMigrator extends Migrator
6	6	{
	7	+ protected static int $chunkSize = 500;
	8	+ protected static string $taxBackfillCompletionOption = '_fluent_cart_variation_tax_backfill_completed';
	9	+
7	10	public static string $tableName = 'fct_product_variations';
8	11
9	12	public static function getSqlSchema(): string
10	13	{
		@@ -43,8 +46,9 @@
43	46
44	47	public static function migrated()
45	48	{
46	49	static::addSkuColumn();
	50	+ static::backfillProductLevelTaxToVariations();
47	51	}
48	52
49	53	public static function addSkuColumn()
50	54	{
		@@ -51,6 +55,185 @@
51	55	// "ALTER TABLE %i ADD COLUMN `sku` VARCHAR(30) NULL DEFAULT NULL AFTER `variation_identifier`"
52	56	static::addColumnIfNotExists('sku', 'VARCHAR(30) NULL DEFAULT NULL', 'variation_identifier');
53	57	// "ALTER TABLE %i ADD UNIQUE INDEX `sku_unique` (`sku` ASC)"
54	58	static::addIndexIfNotExists('sku_unique', 'sku', true);
	59	+ }
	60	+
	61	+ /**
	62	+ * Copy tax settings from product.detail.other_info down to each variation that has
	63	+ * no explicit override. Runs only on variations that are missing the key entirely —
	64	+ * any variation that already carries its own tax_exempt or tax_class is left untouched.
	65	+ *
	66	+ * Idempotent: updates only missing variation keys, and marks completion so future
	67	+ * migration runs do not rescan every product detail row on activation.
	68	+ */
	69	+ public static function backfillProductLevelTaxToVariations()
	70	+ {
	71	+ if (get_option(static::$taxBackfillCompletionOption) === 'yes') {
	72	+ return;
	73	+ }
	74	+
	75	+ global $wpdb;
	76	+
	77	+ $detailsTable = $wpdb->prefix . 'fct_product_details';
	78	+ $variationsTable = $wpdb->prefix . 'fct_product_variations';
	79	+ $lastId = 0;
	80	+ $taxClassSlugMap = [];
	81	+
	82	+ do {
	83	+ // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
	84	+ $rows = $wpdb->get_results($wpdb->prepare(
	85	+ "SELECT `id`, `post_id`, `other_info`
	86	+ FROM `{$detailsTable}`
	87	+ WHERE `id` > %d
	88	+ ORDER BY `id` ASC
	89	+ LIMIT %d",
	90	+ $lastId,
	91	+ static::$chunkSize
	92	+ ));
	93	+
	94	+ if (empty($rows)) {
	95	+ break;
	96	+ }
	97	+
	98	+ $qualifyingRows = [];
	99	+ $postIds = [];
	100	+
	101	+ foreach ($rows as $row) {
	102	+ $lastId = (int) $row->id;
	103	+
	104	+ $detailInfo = json_decode($row->other_info, true);
	105	+ if (!is_array($detailInfo)) {
	106	+ continue;
	107	+ }
	108	+
	109	+ $productTaxExempt = isset($detailInfo['tax_exempt']) ? (string) $detailInfo['tax_exempt'] : '';
	110	+ $productTaxClass = isset($detailInfo['tax_class']) ? (string) $detailInfo['tax_class'] : '';
	111	+
	112	+ // Resolve tax_class stored as a numeric ID (product level) to its slug (variation level).
	113	+ $taxClassSlug = static::resolveVariationTaxClassSlug($productTaxClass, $taxClassSlugMap);
	114	+
	115	+ $needsExempt = ($productTaxExempt === 'yes');
	116	+ $needsClass = ($taxClassSlug !== '');
	117	+
	118	+ if (!$needsExempt && !$needsClass) {
	119	+ continue;
	120	+ }
	121	+
	122	+ $postId = (int) $row->post_id;
	123	+ $qualifyingRows[] = [
	124	+ 'post_id' => $postId,
	125	+ 'needs_exempt' => $needsExempt,
	126	+ 'tax_class' => $taxClassSlug,
	127	+ ];
	128	+ $postIds[$postId] = $postId;
	129	+ }
	130	+
	131	+ if (empty($qualifyingRows)) {
	132	+ continue;
	133	+ }
	134	+
	135	+ $variationGroups = [];
	136	+ $variationInfoMap = [];
	137	+ $placeholders = implode(', ', array_fill(0, count($postIds), '%d'));
	138	+
	139	+ // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
	140	+ $variations = $wpdb->get_results($wpdb->prepare(
	141	+ "SELECT `id`, `post_id`, `other_info`
	142	+ FROM `{$variationsTable}`
	143	+ WHERE `post_id` IN ({$placeholders})",
	144	+ array_values($postIds)
	145	+ ));
	146	+
	147	+ foreach ($variations as $variation) {
	148	+ $variationGroups[(int) $variation->post_id][] = $variation;
	149	+ }
	150	+
	151	+ foreach ($qualifyingRows as $qualifyingRow) {
	152	+ $variations = $variationGroups[$qualifyingRow['post_id']] ?? [];
	153	+
	154	+ foreach ($variations as $variation) {
	155	+ $variationId = (int) $variation->id;
	156	+
	157	+ if (!array_key_exists($variationId, $variationInfoMap)) {
	158	+ $varInfo = !empty($variation->other_info)
	159	+ ? json_decode($variation->other_info, true)
	160	+ : [];
	161	+
	162	+ if (!is_array($varInfo)) {
	163	+ $varInfo = [];
	164	+ }
	165	+
	166	+ $variationInfoMap[$variationId] = $varInfo;
	167	+ }
	168	+
	169	+ $varInfo = $variationInfoMap[$variationId];
	170	+ $updated = false;
	171	+
	172	+ // Only set tax_exempt when the variation has no explicit value at all.
	173	+ if ($qualifyingRow['needs_exempt'] && !array_key_exists('tax_exempt', $varInfo)) {
	174	+ $varInfo['tax_exempt'] = 'yes';
	175	+ $updated = true;
	176	+ }
	177	+
	178	+ // Only set tax_class when the variation has no explicit value at all.
	179	+ if ($qualifyingRow['tax_class'] !== '' && !array_key_exists('tax_class', $varInfo)) {
	180	+ $varInfo['tax_class'] = $qualifyingRow['tax_class'];
	181	+ $updated = true;
	182	+ }
	183	+
	184	+ if (!$updated) {
	185	+ continue;
	186	+ }
	187	+
	188	+ $variationInfoMap[$variationId] = $varInfo;
	189	+
	190	+ $wpdb->update(
	191	+ $variationsTable,
	192	+ ['other_info' => wp_json_encode($varInfo)],
	193	+ ['id' => $variationId],
	194	+ ['%s'],
	195	+ ['%d']
	196	+ );
	197	+ }
	198	+ }
	199	+ } while (count($rows) === static::$chunkSize);
	200	+
	201	+ update_option(static::$taxBackfillCompletionOption, 'yes', 'no');
	202	+ }
	203	+
	204	+ protected static function resolveVariationTaxClassSlug($productTaxClass, array &$taxClassSlugMap): string
	205	+ {
	206	+ if ($productTaxClass === '') {
	207	+ return '';
	208	+ }
	209	+
	210	+ if (is_numeric($productTaxClass)) {
	211	+ $taxClassId = (int) $productTaxClass;
	212	+
	213	+ if (!array_key_exists($taxClassId, $taxClassSlugMap)) {
	214	+ global $wpdb;
	215	+
	216	+ $taxClassTable = $wpdb->prefix . 'fct_tax_classes';
	217	+
	218	+ // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
	219	+ $slug = $wpdb->get_var($wpdb->prepare(
	220	+ "SELECT `slug` FROM `{$taxClassTable}` WHERE `id` = %d LIMIT 1",
	221	+ $taxClassId
	222	+ ));
	223	+
	224	+ $taxClassSlugMap[$taxClassId] = $slug ? sanitize_key((string) $slug) : '';
	225	+ }
	226	+
	227	+ $productTaxClass = $taxClassSlugMap[$taxClassId];
	228	+ } else {
	229	+ $productTaxClass = sanitize_key($productTaxClass);
	230	+ }
	231	+
	232	+ // 'standard' is already the variation default — nothing to backfill.
	233	+ if ($productTaxClass === 'standard') {
	234	+ return '';
	235	+ }
	236	+
	237	+ return $productTaxClass;
55	238	}
56	239	}