Not quite working take 1
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1 changed files with 58 additions and 10 deletions
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@ -1,5 +1,7 @@
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<?php
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use Psr\Log\LogLevel;
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/**
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* Entity query helper.
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*/
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@ -38,7 +40,6 @@ function migration_helpers_entity_query(
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* Move (and optionally filter/transform) terms between term reference fields.
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*/
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function migration_helpers_move_terms(
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$source_vocabulary,
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$destination_vocabulary,
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$source_field,
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$destination_field,
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@ -51,15 +52,62 @@ function migration_helpers_move_terms(
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// Destination bundle is also required but we default to making it
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// the same as the source bundle.
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$destination_bundle ??= $source_bundle;
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print("
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$source_entity_type,
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$source_bundle,
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$source_field,
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$destination_entity_type,
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$destination_bundle,
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$destination_field,
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$source_vocabulary,
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$destination_vocabulary");
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/** @var \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager */
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$entity_type_manager = \Drupal::service('entity_type.manager');
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// Get any existing terms in destination vocabulary so we can efficiently
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// prevent duplication.
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$terms = migration_helpers_entity_query(
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entity_type: 'taxonomy_term',
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bundle: $destination_vocabulary,
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);
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$term_data = [];
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foreach ($terms as $term) {
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$term_data[$term->id()] = $term->label();
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}
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$nodes = migration_helpers_entity_query($source_entity_type, $source_bundle, $source_field);
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foreach ($nodes as $node) {
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$tids = [];
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/** @var \Drupal\node\NodeInterface $node */
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$orig_values = $node->get($source_field);
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foreach ($orig_values as $orig_value) {
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$tid = $orig_value->target_id;
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$orig_term = $entity_type_manager->getStorage('taxonomy_term')->load($tid);
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$orig = $orig_term->name->value;
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$term_name = $mapping[$orig] ?? $orig;
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// If our map intentionally blanked out the term name, do not create
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// a term in the new vocabulary and assign it to the destination field.
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// Note, the term must be blanked out ('') or assigned to FALSE in the
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// mapping, setting a term to NULL is the same as not mapping it, and it
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// would be created in the new vocab etc.
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if (!$term_name) {
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continue;
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}
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$tid = array_search($term_name, $term_data);
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if (empty($tid)) {
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$new_term = $entity_type_manager->getStorage('taxonomy_term')->create([
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'name' => $term_name,
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'vid' => $destination_vocabulary,
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]);
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$new_term->save();
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$tid = $new_term->id();
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\Drupal::logger('mass')->log(LogLevel::INFO, "Term $term_name created with TID $tid in focus area vocabulary.");
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$tids[] = $tid;
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}
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}
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// Now we have collected all the term IDs that have been created.
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// We have to go through a surprising number of hoops to make our
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$already_there_tids = [];
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$already_there_values = $node->get($destination_field);
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foreach ($already_there_values as $already_there_value) {
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$already_there_tids[] = $already_there_value->target_id;
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}
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$node->set($destination_field, array_merge($tids, $already_there_tids));
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$node->save();
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}
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}
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// The below almost serve more as examples that can be followed
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