968ff6754e
Currently, we need to wrap top-level non-column blocks into a single column. This is done in the preprocessor. [MAILPOET-5540]
53 lines
1.8 KiB
PHP
53 lines
1.8 KiB
PHP
<?php declare(strict_types = 1);
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namespace MailPoet\EmailEditor\Engine\Renderer;
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class Preprocessor {
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const SINGLE_COLUMN_TEMPLATE = [
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'blockName' => 'core/columns',
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'attrs' => [],
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'innerBlocks' => [[
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'blockName' => 'core/column',
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'attrs' => [],
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'innerBlocks' => [],
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]],
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];
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public function preprocess(array $parsedBlocks): array {
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return $this->addTopLevelColumns($parsedBlocks);
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}
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/**
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* In the editor we allow putting content blocks directly into the root level of the email.
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* But for rendering purposes it is more convenient to have them wrapped in a single column.
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* This method walks through the first level of blocks and wraps non column blocks into a single column.
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*/
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private function addTopLevelColumns(array $parsedBlocks): array {
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$wrappedParsedBlocks = [];
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$nonColumnsBlocksBuffer = [];
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foreach ($parsedBlocks as $block) {
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// The next block is columns so we can flush the buffer and add the columns block
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if ($block['blockName'] === 'core/columns') {
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if ($nonColumnsBlocksBuffer) {
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$columnsBlock = self::SINGLE_COLUMN_TEMPLATE;
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$columnsBlock['innerBlocks'][0]['innerBlocks'] = $nonColumnsBlocksBuffer;
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$nonColumnsBlocksBuffer = [];
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$wrappedParsedBlocks[] = $columnsBlock;
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}
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$wrappedParsedBlocks[] = $block;
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continue;
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}
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// Non columns block so we add it to the buffer
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$nonColumnsBlocksBuffer[] = $block;
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}
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// Flush the buffer if there are any blocks left
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if ($nonColumnsBlocksBuffer) {
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$columnsBlock = self::SINGLE_COLUMN_TEMPLATE;
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$columnsBlock['innerBlocks'][0]['innerBlocks'] = $nonColumnsBlocksBuffer;
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$wrappedParsedBlocks[] = $columnsBlock;
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}
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return $wrappedParsedBlocks;
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}
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}
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