| 1 |
<?php |
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|
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namespace Extendify\QuickEdit\Controllers; |
| 4 |
|
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defined('ABSPATH') || die('No direct access.'); |
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|
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use Extendify\Agent\TagBlocks; |
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use Extendify\Agent\TemplatePartBlockFinder; |
| 9 |
use Extendify\Config; |
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use Extendify\QuickEdit\Schemas\Registry; |
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use Extendify\QuickEdit\Services\BlockFingerprint; |
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use Extendify\QuickEdit\Services\TranslatedContext; |
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|
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class SaveController |
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{ |
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public static function init() |
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{ |
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add_action('rest_api_init', [self::class, 'registerRoutes']); |
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} |
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|
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public static function registerRoutes() |
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{ |
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register_rest_route('extendify/v1', '/quick-edit/save', [ |
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'methods' => 'POST', |
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'permission_callback' => [self::class, 'permissionCallback'], |
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'callback' => [self::class, 'handleSave'], |
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]); |
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|
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register_rest_route('extendify/v1', '/quick-edit/schemas', [ |
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'methods' => 'GET', |
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'permission_callback' => [self::class, 'permissionCallback'], |
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'callback' => function () { |
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return new \WP_REST_Response(Registry::describe()); |
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}, |
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]); |
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} |
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|
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public static function permissionCallback(): bool |
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{ |
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return current_user_can(Config::$requiredCapability); |
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} |
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|
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public static function handleSave(\WP_REST_Request $req) |
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{ |
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$body = $req->get_json_params() ?: []; |
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$source = $body['source'] ?? null; |
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$blockId = isset($body['blockId']) ? (int) $body['blockId'] : 0; |
| 48 |
$blockType = isset($body['blockType']) ? (string) $body['blockType'] : ''; |
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$patches = is_array($body['patches'] ?? null) ? $body['patches'] : []; |
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// patches: schema-driven (image/cover). rawBlock: serialized block markup |
| 51 |
// from the BlockEditor text editor; bypasses schema apply. |
| 52 |
$rawBlock = isset($body['rawBlock']) ? (string) $body['rawBlock'] : ''; |
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|
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if (!is_array($source) || !$blockId || !$blockType || (!$patches && !$rawBlock)) { |
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return new \WP_REST_Response( |
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['error' => 'source, blockId, blockType + (patches OR rawBlock) required'], |
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400 |
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); |
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} |
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|
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$schema = Registry::get($blockType); |
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if (!$rawBlock && !$schema) { |
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return new \WP_REST_Response( |
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['error' => 'no schema registered for block type', 'blockType' => $blockType], |
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400 |
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); |
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} |
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|
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// rawBlock bypasses schema apply and is spliced in whole, so restrict it |
| 70 |
// to the text blocks BlockTextEditor actually emits — otherwise an |
| 71 |
// arbitrary block type could be smuggled through this path. |
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$rawBlockAllowed = ['core/paragraph', 'core/heading', 'core/button']; |
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if ($rawBlock !== '' && !in_array($blockType, $rawBlockAllowed, true)) { |
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return new \WP_REST_Response( |
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['error' => 'rawBlock not supported for this block type'], |
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400 |
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); |
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} |
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|
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// A text save rewrites the source post_content, but on a non-default- |
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// language render the user is looking at the translation — writing here |
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// would overwrite the source with the wrong language. The client |
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// suppresses the text editor on those pages; refuse here too so the path |
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// fails closed even when no fingerprint is sent. Image / layout / |
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// schema-patch saves touch shared (untranslated) source and stay allowed. |
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if (self::writesText($rawBlock, $patches) && self::isTranslatedRender($body)) { |
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return new \WP_REST_Response([ |
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'error' => 'translated_content', |
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'message' => "Quick Edit can't edit translated content from a non-default-language page.", |
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], 409); |
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} |
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|
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$sourcePost = self::resolveSourcePost($source); |
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if (is_wp_error($sourcePost)) { |
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return new \WP_REST_Response(['error' => $sourcePost->get_error_message()], 404); |
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} |
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|
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// edit_posts is a coarse gate; per-source check enforces edit_theme_options |
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// for template parts and edit_post on this specific id for posts. |
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if (!self::userCanEditSource($sourcePost)) { |
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return new \WP_REST_Response(['error' => 'forbidden for this source'], 403); |
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} |
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|
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$blocks = parse_blocks($sourcePost->post_content); |
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// TagBlocks counts top-level blocks only (post-content), TagTemplateParts |
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// counts every nested block in preorder — keep the two ID spaces apart |
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// here or `findBlock`'s top-level walk never reaches inner template-part |
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// blockIds (e.g. social-link inside core/social-links in a header). |
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$maxCounter = 0; |
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$visited = []; |
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$found = (($source['kind'] ?? '') === 'template-part') |
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? TemplatePartBlockFinder::find($blocks, $blockId, $maxCounter, $visited) |
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: self::findBlock($blocks, $blockId); |
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$fingerprint = is_array($body['fingerprint'] ?? null) ? $body['fingerprint'] : []; |
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|
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// Block ids are best-effort: TagBlocks numbers at render time while |
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// findBlock re-derives at parse time, and the two diverge on synced |
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// patterns, nested navs, and dynamic expansion. Accept the count-resolved |
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// block only when it's the right type AND carries the clicked block's |
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// fingerprint — matched against the raw markup, then the rendered block |
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// so shortcodes / wptexturize line up with what the client read. |
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$countOk = $found !== null |
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&& ($found['block']['blockName'] ?? '') === $blockType |
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&& ( |
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!$fingerprint |
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|| BlockFingerprint::matches($found['block'], $fingerprint) |
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|| BlockFingerprint::matches( |
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$found['block'], |
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$fingerprint, |
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self::renderBlockHtml($found['block'], $sourcePost) |
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) |
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); |
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|
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if (!$countOk && $fingerprint) { |
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// The count missed or landed on the wrong block; recover by identity |
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// and edit the unique block that carries the fingerprint. Ambiguous |
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// (or absent) → refuse rather than overwrite an unintended block. |
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$matches = self::findBlocksByFingerprint($blocks, $blockType, $fingerprint, $sourcePost); |
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if (count($matches) !== 1) { |
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$resp = [ |
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'error' => 'block fingerprint mismatch', |
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'blockId' => $blockId, |
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'candidates' => count($matches), |
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]; |
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// Devmode-only: surface what the post actually holds so a |
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// candidates:0 (text not in storage) vs ambiguous mismatch can be |
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// diagnosed straight from the response. |
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if (defined('EXTENDIFY_DEVMODE') && EXTENDIFY_DEVMODE) { |
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$resp['debug'] = [ |
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'wanted' => $fingerprint, |
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'countLanded' => $found ? [ |
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'name' => $found['block']['blockName'] ?? null, |
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'text' => self::debugSnippet($found['block']), |
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] : null, |
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'sameTypeInPost' => self::collectTextsByType($blocks, $blockType), |
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]; |
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} |
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return new \WP_REST_Response($resp, 409); |
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} |
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$found = $matches[0]; |
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} elseif (!$countOk) { |
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// No fingerprint to recover with — surface the original count failure. |
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if ($found === null) { |
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return new \WP_REST_Response([ |
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'error' => 'block not found in source', |
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'blockId' => $blockId, |
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'maxCounter' => $maxCounter, |
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'sourceKind' => $source['kind'] ?? null, |
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'partSlug' => $source['partSlug'] ?? null, |
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'visited' => $visited, |
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], 404); |
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} |
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return new \WP_REST_Response([ |
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'error' => 'block type mismatch', |
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'expected' => $blockType, |
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'actual' => $found['block']['blockName'] ?? null, |
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], 409); |
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} |
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|
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$targetBlock = $found['block']; |
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|
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if ($rawBlock !== '') { |
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// From get_json_params, so never slashed — unslashing here stripped |
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// the real backslashes in serialized attrs and corrupted the block. |
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$parsed = parse_blocks($rawBlock); |
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$parsed = array_values(array_filter( |
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$parsed, |
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static function ($b) { |
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return is_array($b) && !empty($b['blockName']); |
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} |
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)); |
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if (count($parsed) !== 1) { |
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return new \WP_REST_Response([ |
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'error' => 'rawBlock must parse to exactly one block', |
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'parsed_count' => count($parsed), |
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], 400); |
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} |
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if ($parsed[0]['blockName'] !== $blockType) { |
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return new \WP_REST_Response([ |
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'error' => 'rawBlock type does not match blockType', |
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'expected' => $blockType, |
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'got' => $parsed[0]['blockName'], |
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], 400); |
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} |
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// kses the parsed innerHTML in place so both the persisted content |
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// and the re-rendered HTML echoed back below are sanitized, not just |
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// what wp_update_post stores for non-unfiltered_html users. |
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$inner = wp_kses_post($parsed[0]['innerHTML'] ?? ''); |
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if ($blockType === 'core/paragraph') { |
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$inner = self::syncTelLink($inner); |
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} |
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$parsed[0]['innerHTML'] = $inner; |
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$parsed[0]['innerContent'] = [$inner]; |
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$targetBlock = $parsed[0]; |
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} else { |
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// Patch order matters: some schemas cross-refer to innerHTML |
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// so text-then-align differs from align-then-text. |
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foreach ($patches as $patch) { |
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if (!is_array($patch)) { |
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continue; |
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} |
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$fieldKey = (string) ($patch['fieldKey'] ?? ''); |
| 223 |
if ($fieldKey === '') { |
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continue; |
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} |
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$targetBlock = $schema->apply($targetBlock, $fieldKey, $patch['value'] ?? null); |
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} |
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} |
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|
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$blocks = self::replaceBlockAtPath($blocks, $found['path'], $targetBlock); |
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$newContent = serialize_blocks($blocks); |
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|
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$update = wp_update_post([ |
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'ID' => $sourcePost->ID, |
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'post_content' => wp_slash($newContent), |
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], true); |
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if (is_wp_error($update)) { |
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return new \WP_REST_Response(['error' => $update->get_error_message()], 500); |
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} |
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|
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// Re-render via the same filter chain a live page uses. Counter classes |
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// start at 1 here; client splices via patchVariantClasses to align them. |
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$rendered = self::renderBlockHtml($targetBlock, $sourcePost); |
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|
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return new \WP_REST_Response([ |
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'ok' => true, |
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'blockId' => $blockId, |
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'blockType' => $blockType, |
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'rendered' => trim($rendered), |
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]); |
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} |
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|
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// Whether the save edits translatable text: the rawBlock text-editor path is |
| 254 |
// always text, and the schema-patch path is text only for the content / text |
| 255 |
// fields (align / image / url / service / level are shared, untranslated). |
| 256 |
private static function writesText(string $rawBlock, array $patches): bool |
| 257 |
{ |
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if ($rawBlock !== '') { |
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return true; |
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} |
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foreach ($patches as $patch) { |
| 262 |
if (is_array($patch) && in_array((string) ($patch['fieldKey'] ?? ''), ['content', 'text'], true)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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|
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// Keep a phone CTA dialing the number the user can see. When a saved |
| 270 |
// paragraph's content is a single <a href="tel:…"> link, re-point the |
| 271 |
// anchor's href + data-id at the normalized digits of its visible text and |
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// pin data-type="tel". Editing the digits in RichText keeps the link format |
| 273 |
// but only swaps the text, leaving href on the number the link was first |
| 274 |
// built with — without this, tap-to-call dials the stale number. |
| 275 |
// |
| 276 |
// Scoped narrowly: only a lone tel: anchor is touched. http/mailto links, |
| 277 |
// multi-link paragraphs, no link, or text that yields no usable number are |
| 278 |
// returned unchanged, so an ordinary paragraph's link is never rewritten. |
| 279 |
// Runs after wp_kses_post; the value written (a tel: URI of digits and an |
| 280 |
// optional leading +) needs no further sanitizing. |
| 281 |
private static function syncTelLink(string $innerHtml): string |
| 282 |
{ |
| 283 |
if (stripos($innerHtml, '<a') === false || stripos($innerHtml, 'tel:') === false) { |
| 284 |
return $innerHtml; |
| 285 |
} |
| 286 |
|
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$dom = new \DOMDocument(); |
| 288 |
$previous = libxml_use_internal_errors(true); |
| 289 |
// The encoding hint stops DOMDocument mangling UTF-8; the flags keep it |
| 290 |
// from wrapping the fragment in <html>/<body>. |
| 291 |
$loaded = $dom->loadHTML( |
| 292 |
'<?xml encoding="utf-8"?>' . $innerHtml, |
| 293 |
LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD |
| 294 |
); |
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libxml_clear_errors(); |
| 296 |
libxml_use_internal_errors($previous); |
| 297 |
if (!$loaded) { |
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return $innerHtml; |
| 299 |
} |
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|
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$anchors = $dom->getElementsByTagName('a'); |
| 302 |
if ($anchors->length !== 1) { |
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return $innerHtml; |
| 304 |
} |
| 305 |
$anchor = $anchors->item(0); |
| 306 |
if (stripos((string) $anchor->getAttribute('href'), 'tel:') !== 0) { |
| 307 |
return $innerHtml; |
| 308 |
} |
| 309 |
|
| 310 |
$normalized = self::normalizePhoneNumber($anchor->textContent); |
| 311 |
if ($normalized === null) { |
| 312 |
return $innerHtml; |
| 313 |
} |
| 314 |
$newHref = 'tel:' . $normalized; |
| 315 |
|
| 316 |
// Rewrite the single anchor's opening tag only — the <p> wrapper and the |
| 317 |
// link text stay byte-for-byte intact. |
| 318 |
return preg_replace_callback( |
| 319 |
'/<a\b[^>]*>/i', |
| 320 |
static function ($match) use ($newHref) { |
| 321 |
return self::setTagAttributes($match[0], [ |
| 322 |
'href' => $newHref, |
| 323 |
'data-id' => $newHref, |
| 324 |
'data-type' => 'tel', |
| 325 |
]); |
| 326 |
}, |
| 327 |
$innerHtml, |
| 328 |
1 |
| 329 |
); |
| 330 |
} |
| 331 |
|
| 332 |
// Reduce visible phone text to bare dialable digits: keep a single leading |
| 333 |
// + (international prefix) and drop spaces / dashes / parens / other visual |
| 334 |
// separators. Returns null when the result isn't a plausible phone number |
| 335 |
// (E.164 caps at 15 digits) so the caller leaves the href untouched rather |
| 336 |
// than writing a broken tel: link. |
| 337 |
private static function normalizePhoneNumber(string $text) |
| 338 |
{ |
| 339 |
$text = trim($text); |
| 340 |
$plus = (strncmp($text, '+', 1) === 0) ? '+' : ''; |
| 341 |
$digits = (string) preg_replace('/\D+/', '', $text); |
| 342 |
$length = strlen($digits); |
| 343 |
if ($length < 7 || $length > 15) { |
| 344 |
return null; |
| 345 |
} |
| 346 |
return $plus . $digits; |
| 347 |
} |
| 348 |
|
| 349 |
// Set attributes within a single opening-tag string: replace an existing |
| 350 |
// attribute's value in place, otherwise inject it before the closing '>'. |
| 351 |
private static function setTagAttributes(string $tag, array $attributes): string |
| 352 |
{ |
| 353 |
foreach ($attributes as $name => $value) { |
| 354 |
$rendered = ' ' . $name . '="' . esc_attr($value) . '"'; |
| 355 |
$pattern = '/\s' . preg_quote($name, '/') . '\s*=\s*("[^"]*"|\'[^\']*\'|[^\s>]+)/i'; |
| 356 |
$tag = preg_match($pattern, $tag) |
| 357 |
? preg_replace($pattern, $rendered, $tag, 1) |
| 358 |
: preg_replace('/\s*\/?>$/', $rendered . '>', $tag, 1); |
| 359 |
} |
| 360 |
return $tag; |
| 361 |
} |
| 362 |
|
| 363 |
// The REST save request isn't language-scoped the way the page render is, so |
| 364 |
// trust the translatedContext the client forwards (detected at enqueue); also |
| 365 |
// re-check server-side in case this request is language-scoped on its own. |
| 366 |
private static function isTranslatedRender(array $body): bool |
| 367 |
{ |
| 368 |
$clientContext = $body['translatedContext'] ?? null; |
| 369 |
if (is_array($clientContext) && !empty($clientContext['isTranslated'])) { |
| 370 |
return true; |
| 371 |
} |
| 372 |
return !empty(TranslatedContext::detect()['isTranslated']); |
| 373 |
} |
| 374 |
|
| 375 |
// Render a single block through the same the_content chain a live page uses |
| 376 |
// (expanding shortcodes, wptexturize, etc.). In a REST request the main |
| 377 |
// query has no post, so wp_reset_postdata() can't restore $GLOBALS['post'] — |
| 378 |
// snapshot and restore it so a template-part save can't leave global $post |
| 379 |
// dangling for the rest of the request. |
| 380 |
private static function renderBlockHtml(array $block, \WP_Post $sourcePost): string |
| 381 |
{ |
| 382 |
$previousPost = $GLOBALS['post'] ?? null; |
| 383 |
$GLOBALS['post'] = $sourcePost; |
| 384 |
setup_postdata($sourcePost); |
| 385 |
// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedHooknameFound -- core WP filter |
| 386 |
$html = apply_filters('the_content', serialize_blocks([$block])); |
| 387 |
wp_reset_postdata(); |
| 388 |
$GLOBALS['post'] = $previousPost; |
| 389 |
return (string) $html; |
| 390 |
} |
| 391 |
|
| 392 |
// Every block of $blockType that carries the fingerprint, with its path. |
| 393 |
// The caller only proceeds on a *unique* match — two blocks with the same |
| 394 |
// content can't be told apart, so that refuses rather than guesses. Skips |
| 395 |
// ignored dynamic loops and nested template-part scopes. Tries the cheap |
| 396 |
// raw/fold match across candidates first and only renders (expanding |
| 397 |
// shortcodes etc.) if nothing matched raw. |
| 398 |
private static function findBlocksByFingerprint( |
| 399 |
array $blocks, |
| 400 |
string $blockType, |
| 401 |
array $fingerprint, |
| 402 |
\WP_Post $sourcePost |
| 403 |
): array { |
| 404 |
$ignored = TagBlocks::$ignored; |
| 405 |
$candidates = []; |
| 406 |
$walk = function (array $list, array $pathSoFar) use (&$walk, &$candidates, $blockType, $ignored) { |
| 407 |
foreach ($list as $i => $block) { |
| 408 |
$name = $block['blockName'] ?? ''; |
| 409 |
if ($name === '') { |
| 410 |
if (!empty($block['innerBlocks'])) { |
| 411 |
$walk($block['innerBlocks'], array_merge($pathSoFar, [$i, 'innerBlocks'])); |
| 412 |
} |
| 413 |
continue; |
| 414 |
} |
| 415 |
if ($name === 'core/template-part' || in_array($name, $ignored, true)) { |
| 416 |
continue; |
| 417 |
} |
| 418 |
if ($name === $blockType) { |
| 419 |
$candidates[] = ['block' => $block, 'path' => array_merge($pathSoFar, [$i])]; |
| 420 |
} |
| 421 |
if (!empty($block['innerBlocks'])) { |
| 422 |
$walk($block['innerBlocks'], array_merge($pathSoFar, [$i, 'innerBlocks'])); |
| 423 |
} |
| 424 |
} |
| 425 |
}; |
| 426 |
$walk($blocks, []); |
| 427 |
|
| 428 |
$raw = array_values(array_filter( |
| 429 |
$candidates, |
| 430 |
static function ($c) use ($fingerprint) { |
| 431 |
return BlockFingerprint::matches($c['block'], $fingerprint); |
| 432 |
} |
| 433 |
)); |
| 434 |
if ($raw) { |
| 435 |
return $raw; |
| 436 |
} |
| 437 |
|
| 438 |
$rendered = array_values(array_filter( |
| 439 |
$candidates, |
| 440 |
static function ($c) use ($fingerprint, $sourcePost) { |
| 441 |
return BlockFingerprint::matches( |
| 442 |
$c['block'], |
| 443 |
$fingerprint, |
| 444 |
self::renderBlockHtml($c['block'], $sourcePost) |
| 445 |
); |
| 446 |
} |
| 447 |
)); |
| 448 |
if ($rendered) { |
| 449 |
return $rendered; |
| 450 |
} |
| 451 |
|
| 452 |
// Last resort: a block-level shortcode render (e.g. [products]) splits |
| 453 |
// the paragraph in the browser, so the live element's text — and thus |
| 454 |
// the fingerprint — is truncated to a prefix of the stored block. |
| 455 |
return array_values(array_filter( |
| 456 |
$candidates, |
| 457 |
static function ($c) use ($fingerprint) { |
| 458 |
return BlockFingerprint::matches($c['block'], $fingerprint, '', true); |
| 459 |
} |
| 460 |
)); |
| 461 |
} |
| 462 |
|
| 463 |
private static function debugSnippet(array $block): string |
| 464 |
{ |
| 465 |
return mb_substr(trim((string) wp_strip_all_tags((string) ($block['innerHTML'] ?? ''))), 0, 80); |
| 466 |
} |
| 467 |
|
| 468 |
// Devmode diagnostics: the raw text of every block of $blockType in the |
| 469 |
// post, so a fingerprint mismatch can be compared against what's stored. |
| 470 |
private static function collectTextsByType(array $blocks, string $blockType): array |
| 471 |
{ |
| 472 |
$out = []; |
| 473 |
$ignored = TagBlocks::$ignored; |
| 474 |
$walk = function (array $list) use (&$walk, &$out, $blockType, $ignored) { |
| 475 |
foreach ($list as $block) { |
| 476 |
$name = $block['blockName'] ?? ''; |
| 477 |
if ($name === '') { |
| 478 |
if (!empty($block['innerBlocks'])) { |
| 479 |
$walk($block['innerBlocks']); |
| 480 |
} |
| 481 |
continue; |
| 482 |
} |
| 483 |
if ($name === 'core/template-part' || in_array($name, $ignored, true)) { |
| 484 |
continue; |
| 485 |
} |
| 486 |
if ($name === $blockType) { |
| 487 |
$out[] = self::debugSnippet($block); |
| 488 |
} |
| 489 |
if (!empty($block['innerBlocks'])) { |
| 490 |
$walk($block['innerBlocks']); |
| 491 |
} |
| 492 |
} |
| 493 |
}; |
| 494 |
$walk($blocks); |
| 495 |
return $out; |
| 496 |
} |
| 497 |
|
| 498 |
/** |
| 499 |
* @return \WP_Post|\WP_Error |
| 500 |
*/ |
| 501 |
private static function resolveSourcePost(array $source) |
| 502 |
{ |
| 503 |
$kind = (string) ($source['kind'] ?? ''); |
| 504 |
|
| 505 |
if ($kind === 'post') { |
| 506 |
$id = (int) ($source['id'] ?? 0); |
| 507 |
$post = $id ? get_post($id) : null; |
| 508 |
if (!$post) { |
| 509 |
return new \WP_Error('not_found', 'post not found'); |
| 510 |
} |
| 511 |
$disallowed = ['revision', 'wp_navigation', 'wp_template', |
| 512 |
'wp_template_part', 'wp_block', 'attachment']; |
| 513 |
if ( |
| 514 |
in_array($post->post_type, $disallowed, true) |
| 515 |
|| $post->post_status === 'auto-draft' |
| 516 |
) { |
| 517 |
return new \WP_Error( |
| 518 |
'post_type_not_supported', |
| 519 |
'Edit this content via its dedicated endpoint' |
| 520 |
); |
| 521 |
} |
| 522 |
return $post; |
| 523 |
} |
| 524 |
|
| 525 |
if ($kind === 'template-part') { |
| 526 |
$slug = (string) ($source['partSlug'] ?? ''); |
| 527 |
if ($slug === '') { |
| 528 |
return new \WP_Error('bad_source', 'template-part requires partSlug'); |
| 529 |
} |
| 530 |
// Use WP's own resolver so the save lands on the post WP renders |
| 531 |
// from. Raw get_posts by name returns rows from every wp_theme |
| 532 |
// term — when an install has had multiple theme variants active |
| 533 |
// at different times (e.g. `extendable` and `extendable-2` both |
| 534 |
// owning a "header" post), the wrong row wins on post_date |
| 535 |
// ordering and we patch a stale orphan instead of the live part. |
| 536 |
$stylesheet = wp_get_theme()->get_stylesheet(); |
| 537 |
$template = get_block_template("{$stylesheet}//{$slug}", 'wp_template_part'); |
| 538 |
if (!$template || empty($template->wp_id)) { |
| 539 |
return new \WP_Error('not_found', 'template-part not found'); |
| 540 |
} |
| 541 |
$post = get_post($template->wp_id); |
| 542 |
if (!$post) { |
| 543 |
return new \WP_Error('not_found', 'template-part not found'); |
| 544 |
} |
| 545 |
return $post; |
| 546 |
} |
| 547 |
|
| 548 |
return new \WP_Error('bad_source', 'unknown source kind'); |
| 549 |
} |
| 550 |
|
| 551 |
private static function userCanEditSource(\WP_Post $post): bool |
| 552 |
{ |
| 553 |
if ($post->post_type === 'wp_template_part') { |
| 554 |
return current_user_can('edit_theme_options'); |
| 555 |
} |
| 556 |
return current_user_can('edit_post', $post->ID); |
| 557 |
} |
| 558 |
|
| 559 |
// Walks the parsed-block tree the same way TagBlocks counts on the front-end |
| 560 |
// so client blockIds line up with what the server resolves. |
| 561 |
private static function findBlock(array $blocks, int $targetId) |
| 562 |
{ |
| 563 |
$ignored = TagBlocks::$ignored; |
| 564 |
$counter = 0; |
| 565 |
$found = null; |
| 566 |
|
| 567 |
$walk = function (array &$list, array $pathSoFar, int $skipDepth) |
| 568 |
use (&$walk, &$counter, &$found, $targetId, $ignored) { |
| 569 |
foreach ($list as $i => &$block) { |
| 570 |
if (empty($block['blockName'])) { |
| 571 |
if (!empty($block['innerBlocks'])) { |
| 572 |
$walk($block['innerBlocks'], array_merge($pathSoFar, [$i, 'innerBlocks']), $skipDepth); |
| 573 |
if ($found !== null) { |
| 574 |
return; |
| 575 |
} |
| 576 |
} |
| 577 |
continue; |
| 578 |
} |
| 579 |
$isIgnored = in_array($block['blockName'], $ignored, true); |
| 580 |
if ($isIgnored || $skipDepth > 0) { |
| 581 |
if (!empty($block['innerBlocks'])) { |
| 582 |
$walk( |
| 583 |
$block['innerBlocks'], |
| 584 |
array_merge($pathSoFar, [$i, 'innerBlocks']), |
| 585 |
$skipDepth + ($isIgnored ? 1 : 0) |
| 586 |
); |
| 587 |
if ($found !== null) { |
| 588 |
return; |
| 589 |
} |
| 590 |
} |
| 591 |
continue; |
| 592 |
} |
| 593 |
$counter++; |
| 594 |
if ($counter === $targetId) { |
| 595 |
$found = ['block' => $block, 'path' => array_merge($pathSoFar, [$i])]; |
| 596 |
return; |
| 597 |
} |
| 598 |
if (!empty($block['innerBlocks'])) { |
| 599 |
$walk($block['innerBlocks'], array_merge($pathSoFar, [$i, 'innerBlocks']), 0); |
| 600 |
if ($found !== null) { |
| 601 |
return; |
| 602 |
} |
| 603 |
} |
| 604 |
} |
| 605 |
unset($block); |
| 606 |
}; |
| 607 |
$walk($blocks, [], 0); |
| 608 |
|
| 609 |
return $found; |
| 610 |
} |
| 611 |
|
| 612 |
// Path elements alternate index / 'innerBlocks' / index / 'innerBlocks' / ... |
| 613 |
private static function replaceBlockAtPath(array $blocks, array $path, array $newBlock): array |
| 614 |
{ |
| 615 |
if (empty($path)) { |
| 616 |
return $blocks; |
| 617 |
} |
| 618 |
$head = $path[0]; |
| 619 |
$rest = array_slice($path, 1); |
| 620 |
if (!is_int($head) || !isset($blocks[$head])) { |
| 621 |
return $blocks; |
| 622 |
} |
| 623 |
if (empty($rest)) { |
| 624 |
$blocks[$head] = $newBlock; |
| 625 |
return $blocks; |
| 626 |
} |
| 627 |
if ($rest[0] === 'innerBlocks') { |
| 628 |
$blocks[$head]['innerBlocks'] = self::replaceBlockAtPath( |
| 629 |
$blocks[$head]['innerBlocks'] ?? [], |
| 630 |
array_slice($rest, 1), |
| 631 |
$newBlock |
| 632 |
); |
| 633 |
} |
| 634 |
return $blocks; |
| 635 |
} |
| 636 |
} |
| 637 |
|
