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<?php |
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/** |
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* Ember Db - An embeddable document database for php. |
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* Copyright (C) 2016 Alexander During |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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* |
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* @link http://github.com/alexanderduring/php-ember-db |
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* @copyright Copyright (C) 2016 Alexander During |
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* @license http://www.gnu.org/licenses GNU General Public License v3.0 |
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*/ |
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namespace EmberDb\Filter; |
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class Filter |
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{ |
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private $filterData = array(); |
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public function __construct($filterArray) |
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{ |
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$this->filterData = $filterArray; |
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} |
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public function matchesEntry(array $entry) |
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{ |
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$isMatch = $this->matchesDocument($this->filterData, $entry); |
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return $isMatch; |
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} |
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private function matchesDocument($filterArray, $entryArray) |
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{ |
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$isMatch = true; |
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foreach ($filterArray as $filterKey => $filterValue) { |
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// Check if the filter key exists and fetch corresponding value from entry |
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if (array_key_exists($filterKey, $entryArray)) { |
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$entryValue = $entryArray[$filterKey]; |
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} else { |
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$isMatch = false; |
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break; |
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} |
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// Check if the values match |
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$isMatch &= $this->matchesValue($filterValue, $entryValue); |
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} |
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return $isMatch; |
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} |
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private function matchesValue($filterValue, $entryValue) |
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{ |
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$isMatch = false; |
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print_r($filterValue); |
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print_r($entryValue); |
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// If both are a scalar ... |
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if ($this->isScalar($filterValue) && $this->isScalar($entryValue)) { |
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echo "Is scalar\n"; |
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$isMatch = $filterValue === $entryValue; |
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} |
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// If both are a list ... |
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if ($this->isList($filterValue) && $this->isList($entryValue)) { |
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echo "Is list\n"; |
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$isMatch = $filterValue === $entryValue; |
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} |
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// If both are a document ... |
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if ($this->isDocument($filterValue) && $this->isDocument($entryValue)) { |
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echo "Is document\n"; |
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$isMatch = $this->matchesDocument($filterValue, $entryValue); |
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} |
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// If filter is an operator ... |
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$operatorManager = new OperatorManager(); |
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if ($operatorManager->isOperator($filterValue)) { |
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echo "Is operator\n"; |
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$operator = $operatorManager->buildOperator($filterValue); |
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$isMatch = $operator->matches($entryValue); |
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} |
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return $isMatch; |
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} |
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private function isList($array) |
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{ |
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$isList = array() === $array || array_keys($array) === range(0, count($array) - 1); |
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return $isList; |
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} |
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private function isDocument($array) |
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{ |
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$isDocument = is_array($array) && !$this->isList($array); |
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return $isDocument; |
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} |
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private function isScalar($scalar) |
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{ |
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$isScalar = !is_array($scalar); |
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return $isScalar; |
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} |
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} |
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alexanderduring /
php-ember-db
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