Initial Upload

lib/Storage/TimeSeriesMongoDbResults.php

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+<?php
+/**
+ * Copyright (C) 2019 Xibo Signage Ltd
+ *
+ * Xibo - Digital Signage - http://www.xibo.org.uk
+ *
+ * This file is part of Xibo.
+ *
+ * Xibo is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * Xibo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Xibo.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Xibo\Storage;
+
+use Carbon\Carbon;
+
+/**
+ * Class TimeSeriesMongoDbResults
+ * @package Xibo\Storage
+ */
+class TimeSeriesMongoDbResults implements TimeSeriesResultsInterface
+{
+    /**
+     * Statement
+     * @var \MongoDB\Driver\Cursor
+     */
+    private $object;
+
+    /**
+     * Total number of stats
+     */
+    public $totalCount;
+
+    /**
+     * Iterator
+     * @var \IteratorIterator
+     */
+    private $iterator;
+
+    /**
+     * @inheritdoc
+     */
+    public function __construct($cursor = null)
+    {
+        $this->object = $cursor;
+    }
+
+    /** @inheritdoc */
+    public function getArray()
+    {
+        $this->object->setTypeMap(['root' => 'array']);
+        return $this->object->toArray();
+    }
+
+    /** @inheritDoc */
+    public function getIdFromRow($row)
+    {
+        return (string)$row['id'];
+    }
+
+    /** @inheritDoc */
+    public function getDateFromValue($value)
+    {
+        return Carbon::instance($value->toDateTime());
+    }
+
+    /** @inheritDoc */
+    public function getEngagementsFromRow($row, $decoded = true)
+    {
+        if ($decoded) {
+            return $row['engagements'] ?? [];
+        } else {
+            return isset($row['engagements']) ? json_encode($row['engagements']) : '[]';
+        }
+    }
+
+    /** @inheritDoc */
+    public function getTagFilterFromRow($row)
+    {
+        return $row['tagFilter'] ?? [
+                'dg' => [],
+                'layout' => [],
+                'media' => []
+            ];
+    }
+
+    /**
+     * Gets an iterator for this result set
+     * @return \IteratorIterator
+     */
+    private function getIterator()
+    {
+        if ($this->iterator == null) {
+            $this->iterator = new \IteratorIterator($this->object);
+            $this->iterator->rewind();
+        }
+
+        return $this->iterator;
+    }
+
+    /** @inheritdoc */
+    public function getNextRow()
+    {
+
+        $this->getIterator();
+
+        if ($this->iterator->valid()) {
+
+            $document = $this->iterator->current();
+            $this->iterator->next();
+
+            return  (array) $document;
+        }
+
+        return false;
+
+    }
+
+    /** @inheritdoc */
+    public function getTotalCount()
+    {
+        return $this->totalCount;
+    }
+}