public BlockForm::getUniqueMachineName(BlockInterface $block)
Generates a unique machine name for a block.
Parameters
\Drupal\block\BlockInterface $block: The block entity.
Return value
string Returns the unique name.
File
- core/modules/block/src/BlockForm.php, line 408
Class
- BlockForm
- Provides form for block instance forms.
Namespace
Drupal\block
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | public function getUniqueMachineName(BlockInterface $block) { $suggestion = $block->getPlugin()->getMachineNameSuggestion(); // Get all the blocks which starts with the suggested machine name. $query = $this->storage->getQuery(); $query->condition('id', $suggestion, 'CONTAINS'); $block_ids = $query->execute(); $block_ids = array_map(function($block_id) { $parts = explode('.', $block_id); return end($parts); }, $block_ids); // Iterate through potential IDs until we get a new one. E.g. // 'plugin', 'plugin_2', 'plugin_3', etc. $count = 1; $machine_default = $suggestion; while (in_array($machine_default, $block_ids)) { $machine_default = $suggestion . '_' . ++$count; } return $machine_default;} |
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