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- <?php
- /**
- * @package Grav\Framework\Flex
- *
- * @copyright Copyright (C) 2015 - 2019 Trilby Media, LLC. All rights reserved.
- * @license MIT License; see LICENSE file for details.
- */
- namespace Grav\Framework\Flex;
- use Doctrine\Common\Collections\Collection;
- use Doctrine\Common\Collections\Criteria;
- use Grav\Common\Debugger;
- use Grav\Common\Grav;
- use Grav\Common\Twig\Twig;
- use Grav\Common\User\Interfaces\UserInterface;
- use Grav\Framework\Cache\CacheInterface;
- use Grav\Framework\ContentBlock\ContentBlockInterface;
- use Grav\Framework\ContentBlock\HtmlBlock;
- use Grav\Framework\Flex\Interfaces\FlexIndexInterface;
- use Grav\Framework\Flex\Interfaces\FlexObjectInterface;
- use Grav\Framework\Object\ObjectCollection;
- use Grav\Framework\Flex\Interfaces\FlexCollectionInterface;
- use Psr\SimpleCache\InvalidArgumentException;
- use RocketTheme\Toolbox\Event\Event;
- use Twig\Error\LoaderError;
- use Twig\Error\SyntaxError;
- use Twig\TemplateWrapper;
- /**
- * Class FlexCollection
- * @package Grav\Framework\Flex
- */
- class FlexCollection extends ObjectCollection implements FlexCollectionInterface
- {
- /** @var FlexDirectory */
- private $_flexDirectory;
- /** @var string */
- private $_keyField;
- /**
- * Get list of cached methods.
- *
- * @return array Returns a list of methods with their caching information.
- */
- public static function getCachedMethods(): array
- {
- return [
- 'getTypePrefix' => true,
- 'getType' => true,
- 'getFlexDirectory' => true,
- 'getCacheKey' => true,
- 'getCacheChecksum' => true,
- 'getTimestamp' => true,
- 'hasProperty' => true,
- 'getProperty' => true,
- 'hasNestedProperty' => true,
- 'getNestedProperty' => true,
- 'orderBy' => true,
- 'render' => false,
- 'isAuthorized' => 'session',
- 'search' => true,
- 'sort' => true,
- ];
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::createFromArray()
- */
- public static function createFromArray(array $entries, FlexDirectory $directory, string $keyField = null)
- {
- $instance = new static($entries, $directory);
- $instance->setKeyField($keyField);
- return $instance;
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::__construct()
- */
- public function __construct(array $entries = [], FlexDirectory $directory = null)
- {
- parent::__construct($entries);
- if ($directory) {
- $this->setFlexDirectory($directory)->setKey($directory->getFlexType());
- }
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::search()
- */
- public function search(string $search, $properties = null, array $options = null)
- {
- $matching = $this->call('search', [$search, $properties, $options]);
- $matching = array_filter($matching);
- if ($matching) {
- uksort($matching, function ($a, $b) {
- return -($a <=> $b);
- });
- }
- return $this->select(array_keys($matching));
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::sort()
- */
- public function sort(array $order)
- {
- $criteria = Criteria::create()->orderBy($order);
- /** @var FlexCollectionInterface $matching */
- $matching = $this->matching($criteria);
- return $matching;
- }
- /**
- * @param array $filters
- * @return FlexCollectionInterface|Collection
- */
- public function filterBy(array $filters)
- {
- $expr = Criteria::expr();
- $criteria = Criteria::create();
- foreach ($filters as $key => $value) {
- $criteria->andWhere($expr->eq($key, $value));
- }
- return $this->matching($criteria);
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexType()
- */
- public function getFlexType(): string
- {
- return $this->_flexDirectory->getFlexType();
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getFlexDirectory(): FlexDirectory
- {
- return $this->_flexDirectory;
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getTimestamp()
- */
- public function getTimestamp(): int
- {
- $timestamps = $this->getTimestamps();
- return $timestamps ? max($timestamps) : time();
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getCacheKey(): string
- {
- return $this->getTypePrefix() . $this->getFlexType() . '.' . sha1(json_encode($this->call('getKey')));
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getCacheChecksum(): string
- {
- return sha1(json_encode($this->getTimestamps()));
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getTimestamps(): array
- {
- /** @var int[] $timestamps */
- $timestamps = $this->call('getTimestamp');
- return $timestamps;
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getStorageKeys(): array
- {
- /** @var string[] $keys */
- $keys = $this->call('getStorageKey');
- return $keys;
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getFlexDirectory()
- */
- public function getFlexKeys(): array
- {
- /** @var string[] $keys */
- $keys = $this->call('getFlexKey');
- return $keys;
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::withKeyField()
- */
- public function withKeyField(string $keyField = null)
- {
- $keyField = $keyField ?: 'key';
- if ($keyField === $this->getKeyField()) {
- return $this;
- }
- $entries = [];
- foreach ($this as $key => $object) {
- // TODO: remove hardcoded logic
- if ($keyField === 'storage_key') {
- $entries[$object->getStorageKey()] = $object;
- } elseif ($keyField === 'flex_key') {
- $entries[$object->getFlexKey()] = $object;
- } elseif ($keyField === 'key') {
- $entries[$object->getKey()] = $object;
- }
- }
- return $this->createFrom($entries, $keyField);
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::getIndex()
- */
- public function getIndex()
- {
- return $this->getFlexDirectory()->getIndex($this->getKeys(), $this->getKeyField());
- }
- /**
- * {@inheritdoc}
- * @see FlexCollectionInterface::render()
- */
- public function render(string $layout = null, array $context = [])
- {
- if (null === $layout) {
- $layout = 'default';
- }
- $type = $this->getFlexType();
- $grav = Grav::instance();
- /** @var Debugger $debugger */
- $debugger = $grav['debugger'];
- $debugger->startTimer('flex-collection-' . ($debugKey = uniqid($type, false)), 'Render Collection ' . $type . ' (' . $layout . ')');
- $cache = $key = null;
- foreach ($context as $value) {
- if (!\is_scalar($value)) {
- $key = false;
- }
- }
- if ($key !== false) {
- $key = md5($this->getCacheKey() . '.' . $layout . json_encode($context));
- $cache = $this->getCache('render');
- }
- try {
- $data = $cache ? $cache->get($key) : null;
- $block = $data ? HtmlBlock::fromArray($data) : null;
- } catch (InvalidArgumentException $e) {
- $debugger->addException($e);
- $block = null;
- } catch (\InvalidArgumentException $e) {
- $debugger->addException($e);
- $block = null;
- }
- $checksum = $this->getCacheChecksum();
- if ($block && $checksum !== $block->getChecksum()) {
- $block = null;
- }
- if (!$block) {
- $block = HtmlBlock::create($key);
- $block->setChecksum($checksum);
- if ($key === false) {
- $block->disableCache();
- }
- $grav->fireEvent('onFlexCollectionRender', new Event([
- 'collection' => $this,
- 'layout' => &$layout,
- 'context' => &$context
- ]));
- $output = $this->getTemplate($layout)->render(
- ['grav' => $grav, 'config' => $grav['config'], 'block' => $block, 'collection' => $this, 'layout' => $layout] + $context
- );
- if ($debugger->enabled()) {
- $output = "\n<!–– START {$type} collection ––>\n{$output}\n<!–– END {$type} collection ––>\n";
- }
- $block->setContent($output);
- try {
- $cache && $block->isCached() && $cache->set($key, $block->toArray());
- } catch (InvalidArgumentException $e) {
- $debugger->addException($e);
- }
- }
- $debugger->stopTimer('flex-collection-' . $debugKey);
- return $block;
- }
- /**
- * @param bool $prefix
- * @return string
- * @deprecated 1.6 Use `->getFlexType()` instead.
- */
- public function getType($prefix = false)
- {
- user_error(__CLASS__ . '::' . __FUNCTION__ . '() is deprecated since Grav 1.6, use ->getFlexType() method instead', E_USER_DEPRECATED);
- $type = $prefix ? $this->getTypePrefix() : '';
- return $type . $this->getFlexType();
- }
- /**
- * @param FlexDirectory $type
- * @return $this
- */
- public function setFlexDirectory(FlexDirectory $type)
- {
- $this->_flexDirectory = $type;
- return $this;
- }
- /**
- * @return array
- */
- public function getMetaData(string $key) : array
- {
- $object = $this->get($key);
- return $object instanceof FlexObjectInterface ? $object->getMetaData() : [];
- }
- /**
- * @param string|null $namespace
- * @return CacheInterface
- */
- public function getCache(string $namespace = null)
- {
- return $this->_flexDirectory->getCache($namespace);
- }
- /**
- * @return string
- */
- public function getKeyField(): string
- {
- return $this->_keyField ?? 'storage_key';
- }
- /**
- * @param string $action
- * @param string|null $scope
- * @param UserInterface|null $user
- * @return static
- */
- public function isAuthorized(string $action, string $scope = null, UserInterface $user = null)
- {
- $list = $this->call('isAuthorized', [$action, $scope, $user]);
- $list = \array_filter($list);
- return $this->select(array_keys($list));
- }
- /**
- * @param string $value
- * @param string $field
- * @return FlexObject|null
- */
- public function find($value, $field = 'id')
- {
- if ($value) foreach ($this as $element) {
- if (mb_strtolower($element->getProperty($field)) === mb_strtolower($value)) {
- return $element;
- }
- }
- return null;
- }
- /**
- * @return array
- */
- public function jsonSerialize()
- {
- $elements = [];
- /**
- * @var string $key
- * @var array|FlexObject $object
- */
- foreach ($this->getElements() as $key => $object) {
- $elements[$key] = \is_array($object) ? $object : $object->jsonSerialize();
- }
- return $elements;
- }
- public function __debugInfo()
- {
- return [
- 'type:private' => $this->getFlexType(),
- 'key:private' => $this->getKey(),
- 'objects_key:private' => $this->getKeyField(),
- 'objects:private' => $this->getElements()
- ];
- }
- /**
- * Creates a new instance from the specified elements.
- *
- * This method is provided for derived classes to specify how a new
- * instance should be created when constructor semantics have changed.
- *
- * @param array $elements Elements.
- * @param string|null $keyField
- *
- * @return static
- * @throws \InvalidArgumentException
- */
- protected function createFrom(array $elements, $keyField = null)
- {
- $collection = new static($elements, $this->_flexDirectory);
- $collection->setKeyField($keyField ?: $this->_keyField);
- return $collection;
- }
- /**
- * @return string
- */
- protected function getTypePrefix(): string
- {
- return 'c.';
- }
- /**
- * @param string $layout
- * @return TemplateWrapper
- * @throws LoaderError
- * @throws SyntaxError
- */
- protected function getTemplate($layout)
- {
- $grav = Grav::instance();
- /** @var Twig $twig */
- $twig = $grav['twig'];
- try {
- return $twig->twig()->resolveTemplate(
- [
- "flex-objects/layouts/{$this->getFlexType()}/collection/{$layout}.html.twig",
- "flex-objects/layouts/_default/collection/{$layout}.html.twig"
- ]
- );
- } catch (LoaderError $e) {
- /** @var Debugger $debugger */
- $debugger = Grav::instance()['debugger'];
- $debugger->addException($e);
- return $twig->twig()->resolveTemplate(['flex-objects/layouts/404.html.twig']);
- }
- }
- /**
- * @param string $type
- * @return FlexDirectory
- */
- protected function getRelatedDirectory($type): ?FlexDirectory
- {
- /** @var Flex $flex */
- $flex = Grav::instance()['flex_objects'];
- return $flex->getDirectory($type);
- }
- protected function setKeyField($keyField = null): void
- {
- $this->_keyField = $keyField ?? 'storage_key';
- }
- }
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