2015-10-11 14:54:21 +00:00
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<?php
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namespace Wallabag\CoreBundle\Helper;
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use RulerZ\RulerZ;
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use Wallabag\CoreBundle\Entity\Entry;
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use Wallabag\CoreBundle\Entity\Tag;
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2015-10-24 13:11:06 +00:00
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use Wallabag\CoreBundle\Repository\EntryRepository;
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2015-10-11 14:54:21 +00:00
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use Wallabag\CoreBundle\Repository\TagRepository;
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use Wallabag\UserBundle\Entity\User;
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class RuleBasedTagger
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{
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private $rulerz;
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private $tagRepository;
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2015-10-24 13:11:06 +00:00
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private $entryRepository;
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2015-10-11 14:54:21 +00:00
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2015-10-24 13:11:06 +00:00
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public function __construct(RulerZ $rulerz, TagRepository $tagRepository, EntryRepository $entryRepository)
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2015-10-11 14:54:21 +00:00
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{
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2015-12-08 08:20:03 +00:00
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$this->rulerz = $rulerz;
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$this->tagRepository = $tagRepository;
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2015-10-24 13:11:06 +00:00
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$this->entryRepository = $entryRepository;
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2015-10-11 14:54:21 +00:00
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}
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/**
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* Add tags from rules defined by the user.
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*
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* @param Entry $entry Entry to tag.
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*/
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public function tag(Entry $entry)
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{
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$rules = $this->getRulesForUser($entry->getUser());
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foreach ($rules as $rule) {
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2015-10-11 15:14:50 +00:00
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if (!$this->rulerz->satisfies($entry, $rule->getRule())) {
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2015-10-11 14:54:21 +00:00
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continue;
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}
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2015-10-11 15:14:50 +00:00
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foreach ($rule->getTags() as $label) {
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2015-12-29 13:50:52 +00:00
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$tag = $this->getTag($label);
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2015-10-11 14:54:21 +00:00
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$entry->addTag($tag);
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}
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}
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}
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2015-10-24 13:11:06 +00:00
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/**
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* Apply all the tagging rules defined by a user on its entries.
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*
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* @param User $user
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*
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* @return array<Entry> A list of modified entries.
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*/
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public function tagAllForUser(User $user)
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{
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2015-12-08 08:20:03 +00:00
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$rules = $this->getRulesForUser($user);
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2016-04-12 09:36:01 +00:00
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$entries = [];
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2015-10-24 13:11:06 +00:00
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foreach ($rules as $rule) {
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2015-12-08 08:20:03 +00:00
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$qb = $this->entryRepository->getBuilderForAllByUser($user->getId());
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2015-10-24 13:11:06 +00:00
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$entries = $this->rulerz->filter($qb, $rule->getRule());
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foreach ($entries as $entry) {
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foreach ($rule->getTags() as $label) {
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2015-12-29 13:50:52 +00:00
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$tag = $this->getTag($label);
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2015-10-24 13:11:06 +00:00
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$entry->addTag($tag);
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}
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}
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}
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return $entries;
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}
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2015-10-11 14:54:21 +00:00
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/**
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2015-12-29 13:50:52 +00:00
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* Fetch a tag.
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2015-10-11 14:54:21 +00:00
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*
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* @param string $label The tag's label.
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*
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* @return Tag
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*/
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2015-12-29 13:50:52 +00:00
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private function getTag($label)
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2015-10-11 14:54:21 +00:00
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{
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2015-12-29 13:50:52 +00:00
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$tag = $this->tagRepository->findOneByLabel($label);
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2015-10-11 14:54:21 +00:00
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if (!$tag) {
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2015-12-29 13:50:52 +00:00
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$tag = new Tag();
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2015-10-11 14:54:21 +00:00
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$tag->setLabel($label);
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}
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return $tag;
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}
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2015-10-11 15:14:50 +00:00
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/**
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* Retrieves the tagging rules for a given user.
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*
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* @param User $user
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*
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* @return array<TaggingRule>
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*/
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2015-10-11 14:54:21 +00:00
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private function getRulesForUser(User $user)
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{
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2015-10-11 15:14:50 +00:00
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return $user->getConfig()->getTaggingRules();
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2015-10-11 14:54:21 +00:00
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}
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}
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