InfluxDbClient::buildStatus() - Code Metrics - Inspection of "feat: Logging torrents status" - popstas/transmission-cli - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 27dee6...22d68a )

by Stanislav

created 2017-04-22 19:55 UTC

InfluxDbClient::buildStatus() B

↳ Parent: InfluxDbClient

Complexity

Conditions	3
Paths	4

Size

Total Lines	28
Code Lines	17

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	28
rs	8.8571
cc	3
eloc	17
nc	4
nop	2

<?php

namespace Popstas\Transmission\Console;

use GuzzleHttp\Exception\ConnectException;
use InfluxDB;
use Martial\Transmission\API\Argument\Torrent;
use Popstas\Transmission\Console\Helpers\TorrentUtils;
use Psr\Log\LoggerInterface;

class InfluxDbClient
{
    /**
     * @var InfluxDB\Client $influxDb
     */
    private $influxDb;

    /**
     * @var InfluxDB\Database
     */
    private $database;

    /**
     * @var LoggerInterface
     */
    private $logger;

    private $databaseName;

    public function __construct(InfluxDB\Client $influxDb, $databaseName)
    {

        $this->influxDb = $influxDb;
        $this->databaseName = $databaseName;
    }

    /**
     * @return InfluxDB\Database $database
     */
    private function getDatabase()
    {
        if (!isset($this->database)) {
            $this->database = $this->connectDatabase();
        }
        return $this->database;
    }

    /**
     * @param InfluxDB\Database $database
     */
    public function setDatabase($database)
    {
        $this->database = $database;
    }

    /**
     * Injects a logger.
     *
     * @param LoggerInterface $logger
     */
    public function setLogger(LoggerInterface $logger)
    {
        $this->logger = $logger;
    }

    /**
     * @param string $level
     * @param string $message
     * @param array $context
     */
    private function log($level, $message, $context = [])
    {
        if (!is_null($this->logger)) {
            $this->logger->log($level, $message, $context);
        }
    }

    /**
     * @return InfluxDB\Database
     * @throws InfluxDB\Database\Exception
     */
    public function connectDatabase()
    {
        if (isset($this->database)) {
            $this->database;
        }

        $database = $this->influxDb->selectDB($this->databaseName);

        try {
            $databaseExists = $database->exists();
        } catch (ConnectException $e) {
            throw new \RuntimeException('InfluxDb connection error: ' . $e->getMessage());
        }
        if (!$databaseExists) {
            $this->log('info', 'Database ' . $this->databaseName . ' not exists, creating');
            $database->create(null, false);
        }

        return $database;
    }

    /**
     * @param array $torrent
     * @param string $transmissionHost
     * @return InfluxDB\Point
     */
    public function buildPoint(array $torrent, $transmissionHost)
    {
        $age = TorrentUtils::getTorrentAge($torrent);
        $lastPoint = $this->getLastPoint($torrent, $transmissionHost);

        $tagsData = [
            'host'             => $transmissionHost,
            'torrent_name'     => $torrent[Torrent\Get::NAME],
        ];

        $uploadedDerivative = count($lastPoint) && $torrent[Torrent\Get::UPLOAD_EVER] - $lastPoint['last'] >= 0 ?
            $torrent[Torrent\Get::UPLOAD_EVER] - $lastPoint['last'] : $torrent[Torrent\Get::UPLOAD_EVER];

        $fieldsData = [
            'uploaded_last'       => $uploadedDerivative,
            'downloaded'          => $torrent[Torrent\Get::TOTAL_SIZE],
            'age'                 => $age,
            'uploaded_per_day'    => $age ? intval($torrent[Torrent\Get::UPLOAD_EVER] / $age * 86400) : 0,
        ];

        return new InfluxDB\Point(
            'uploaded',
            $torrent[Torrent\Get::UPLOAD_EVER],
            $tagsData,
            $fieldsData,
            time()
        );
    }

    public function buildStatus(array $torrentList, $transmissionHost)
    {
        $tagsData = [
            'host' => $transmissionHost,
        ];

        $fieldsData = [
            'total' => 0,
        ];

        for ($statusId = 0; $statusId < 7; $statusId++) {
            $fieldsData[TransmissionClient::getTorrentStatusName($statusId)] = 0;
        }

        foreach ($torrentList as $torrent) {
            $fieldsData['total']++;
            $statusName = TransmissionClient::getTorrentStatusName($torrent[Torrent\Get::STATUS]);
            $fieldsData[$statusName]++;
        }

        return new InfluxDB\Point(
            'status',
            null,
            $tagsData,
            $fieldsData,
            time()
        );
    }

    /**
     * @param array $torrent
     * @param string $transmissionHost
     * @return array
     */
    public function getLastPoint(array $torrent, $transmissionHost)
    {
        $torrentName = $torrent[Torrent\Get::NAME];
        $queryBuilder = $this->getDatabase()->getQueryBuilder();
        $results = $queryBuilder
            ->last('value')
            ->from('uploaded')
            ->where([
                "host='$transmissionHost'",
                "torrent_name='$torrentName'"
            ])
            ->getResultSet()
            ->getPoints();

        return count($results) ? $results[0] : [];
    }
    
    public function writePoints($points, $precision = InfluxDB\Database::PRECISION_SECONDS)
    {
        foreach ($points as $point) {
            $this->log('debug', 'Send point: {point}', ['point' => $point]);
        }
        return $this->getDatabase()->writePoints($points, $precision);
    }

    public function sendTorrentPoints(array $torrentList, $transmissionHost)
    {
        $points = [];
        foreach ($torrentList as $torrent) {
            $points[] = $this->buildPoint($torrent, $transmissionHost);
        }
        $isSuccess = $this->writePoints($points);
        $this->log('info', 'InfluxDB write ' . ($isSuccess ? 'success' : 'failed'));
        return $isSuccess;
    }

    /**
     * @param array $torrent
     * @param string $fieldName
     * @param string $transmissionHost
     * @param int $lastDays
     * @return int
     */
    public function getTorrentSum(array $torrent, $fieldName, $transmissionHost = '', $lastDays = 0)
    {
        $where = [];

        if (isset($torrent[Torrent\Get::NAME])) {
            $where[] = "torrent_name = '" . $torrent[Torrent\Get::NAME] . "'";
        }

        if ($transmissionHost) {
            $where[] = "host = '" . $transmissionHost . "'";
        }

        if ($lastDays) {
            $fromTimestamp = strtotime('-' . $lastDays . ' days');
            $fromDate = date('c', $fromTimestamp);
            $where[] = "time >= '$fromDate'";
        }

        $results = $this->getDatabase()->getQueryBuilder()
            ->from('uploaded')
            ->select("sum($fieldName) as $fieldName")
            ->where($where)
            ->getResultSet()
            ->getPoints();
        ;

        $this->log('debug', $this->influxDb->getLastQuery());

        if (!empty($results)) {
            return $results[0][$fieldName];
        }
        return 0;
    }
}


1			<?php
2
3			namespace Popstas\Transmission\Console;
4
5			use GuzzleHttp\Exception\ConnectException;
6			use InfluxDB;
7			use Martial\Transmission\API\Argument\Torrent;
8			use Popstas\Transmission\Console\Helpers\TorrentUtils;
9			use Psr\Log\LoggerInterface;
10
11			class InfluxDbClient
12			{
13			/**
14			* @var InfluxDB\Client $influxDb
15			*/
16			private $influxDb;
17
18			/**
19			* @var InfluxDB\Database
20			*/
21			private $database;
22
23			/**
24			* @var LoggerInterface
25			*/
26			private $logger;
27
28			private $databaseName;
29
30			public function __construct(InfluxDB\Client $influxDb, $databaseName)
31			{
32
33			$this->influxDb = $influxDb;
34			$this->databaseName = $databaseName;
35			}
36
37			/**
38			* @return InfluxDB\Database $database
39			*/
40			private function getDatabase()
41			{
42			if (!isset($this->database)) {
43			$this->database = $this->connectDatabase();
44			}
45			return $this->database;
46			}
47
48			/**
49			* @param InfluxDB\Database $database
50			*/
51			public function setDatabase($database)
52			{
53			$this->database = $database;
54			}
55
56			/**
57			* Injects a logger.
58			*
59			* @param LoggerInterface $logger
60			*/
61			public function setLogger(LoggerInterface $logger)
62			{
63			$this->logger = $logger;
64			}
65
66			/**
67			* @param string $level
68			* @param string $message
69			* @param array $context
70			*/
71			private function log($level, $message, $context = [])
72			{
73			if (!is_null($this->logger)) {
74			$this->logger->log($level, $message, $context);
75			}
76			}
77
78			/**
79			* @return InfluxDB\Database
80			* @throws InfluxDB\Database\Exception
81			*/
82			public function connectDatabase()
83			{
84			if (isset($this->database)) {
85			$this->database;
86			}
87
88			$database = $this->influxDb->selectDB($this->databaseName);
89
90			try {
91			$databaseExists = $database->exists();
92			} catch (ConnectException $e) {
93			throw new \RuntimeException('InfluxDb connection error: ' . $e->getMessage());
94			}
95			if (!$databaseExists) {
96			$this->log('info', 'Database ' . $this->databaseName . ' not exists, creating');
97			$database->create(null, false);
98			}
99
100			return $database;
101			}
102
103			/**
104			* @param array $torrent
105			* @param string $transmissionHost
106			* @return InfluxDB\Point
107			*/
108			public function buildPoint(array $torrent, $transmissionHost)
109			{
110			$age = TorrentUtils::getTorrentAge($torrent);
111			$lastPoint = $this->getLastPoint($torrent, $transmissionHost);
112
113			$tagsData = [
114			'host' => $transmissionHost,
115			'torrent_name' => $torrent[Torrent\Get::NAME],
116			];
117
118			$uploadedDerivative = count($lastPoint) && $torrent[Torrent\Get::UPLOAD_EVER] - $lastPoint['last'] >= 0 ?
119			$torrent[Torrent\Get::UPLOAD_EVER] - $lastPoint['last'] : $torrent[Torrent\Get::UPLOAD_EVER];
120
121			$fieldsData = [
122			'uploaded_last' => $uploadedDerivative,
123			'downloaded' => $torrent[Torrent\Get::TOTAL_SIZE],
124			'age' => $age,
125			'uploaded_per_day' => $age ? intval($torrent[Torrent\Get::UPLOAD_EVER] / $age * 86400) : 0,
126			];
127
128			return new InfluxDB\Point(
129			'uploaded',
130			$torrent[Torrent\Get::UPLOAD_EVER],
131			$tagsData,
132			$fieldsData,
133			time()
134			);
135			}
136
137			public function buildStatus(array $torrentList, $transmissionHost)
138			{
139			$tagsData = [
140			'host' => $transmissionHost,
141			];
142
143			$fieldsData = [
144			'total' => 0,
145			];
146
147			for ($statusId = 0; $statusId < 7; $statusId++) {
148			$fieldsData[TransmissionClient::getTorrentStatusName($statusId)] = 0;
149			}
150
151			foreach ($torrentList as $torrent) {
152			$fieldsData['total']++;
153			$statusName = TransmissionClient::getTorrentStatusName($torrent[Torrent\Get::STATUS]);
154			$fieldsData[$statusName]++;
155			}
156
157			return new InfluxDB\Point(
158			'status',
159			null,
160			$tagsData,
161			$fieldsData,
162			time()
163			);
164			}
165
166			/**
167			* @param array $torrent
168			* @param string $transmissionHost
169			* @return array
170			*/
171			public function getLastPoint(array $torrent, $transmissionHost)
172			{
173			$torrentName = $torrent[Torrent\Get::NAME];
174			$queryBuilder = $this->getDatabase()->getQueryBuilder();
175			$results = $queryBuilder
176			->last('value')
177			->from('uploaded')
178			->where([
179			"host='$transmissionHost'",
180			"torrent_name='$torrentName'"
181			])
182			->getResultSet()
183			->getPoints();
184
185			return count($results) ? $results[0] : [];
186			}
187
188			public function writePoints($points, $precision = InfluxDB\Database::PRECISION_SECONDS)
189			{
190			foreach ($points as $point) {
191			$this->log('debug', 'Send point: {point}', ['point' => $point]);
192			}
193			return $this->getDatabase()->writePoints($points, $precision);
194			}
195
196			public function sendTorrentPoints(array $torrentList, $transmissionHost)
197			{
198			$points = [];
199			foreach ($torrentList as $torrent) {
200			$points[] = $this->buildPoint($torrent, $transmissionHost);
201			}
202			$isSuccess = $this->writePoints($points);
203			$this->log('info', 'InfluxDB write ' . ($isSuccess ? 'success' : 'failed'));
204			return $isSuccess;
205			}
206
207			/**
208			* @param array $torrent
209			* @param string $fieldName
210			* @param string $transmissionHost
211			* @param int $lastDays
212			* @return int
213			*/
214			public function getTorrentSum(array $torrent, $fieldName, $transmissionHost = '', $lastDays = 0)
215			{
216			$where = [];
217
218			if (isset($torrent[Torrent\Get::NAME])) {
219			$where[] = "torrent_name = '" . $torrent[Torrent\Get::NAME] . "'";
220			}
221
222			if ($transmissionHost) {
223			$where[] = "host = '" . $transmissionHost . "'";
224			}
225
226			if ($lastDays) {
227			$fromTimestamp = strtotime('-' . $lastDays . ' days');
228			$fromDate = date('c', $fromTimestamp);
229			$where[] = "time >= '$fromDate'";
230			}
231
232			$results = $this->getDatabase()->getQueryBuilder()
233			->from('uploaded')
234			->select("sum($fieldName) as $fieldName")
235			->where($where)
236			->getResultSet()
237			->getPoints();
238			;
239
240			$this->log('debug', $this->influxDb->getLastQuery());
241
242			if (!empty($results)) {
243			return $results[0][$fieldName];
244			}
245			return 0;
246			}
247			}
248

popstas / transmission-cli

Push — master ( 27dee6...22d68a )

InfluxDbClient::buildStatus() B

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