CrawlController::canCrawlerRunAfterPeriodStatus() - Code Metrics - Inspection of "wip" - Famdirksen/LaravelJobHandler - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 6553f8...615432 )

by Robin

created 2018-08-07 08:25 UTC

CrawlController::canCrawlerRunAfterPeriodStatus() A

↳ Parent: CrawlController

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	3
dl	0
loc	5
rs	10
c	0
b	0
f	0
cc	1
nc	1
nop	2

<?php

namespace Famdirksen\LaravelJobHandler\Http\Controllers;

use Carbon\Carbon;
use Famdirksen\LaravelJobHandler\Exceptions\CrawlerException;
use Famdirksen\LaravelJobHandler\Exceptions\CrawlerNotReachedTimeBetweenJobsException;
use Famdirksen\LaravelJobHandler\Exceptions\CrawlerSaveException;
use Famdirksen\LaravelJobHandler\Models\Crawlers;
use Famdirksen\LaravelJobHandler\Models\CrawlerStatus;
use Famdirksen\LaravelJobHandler\Models\CrawlerStatusLogs;

class CrawlController
{
    protected $crawler;
    protected $crawler_id;


    /**
     * Get the latest crawler data from the database
     */
    protected function getCrawler()
    {
        if (empty($this->crawler) || $this->crawler->id != $this->crawler_id) {
            $this->crawler = Crawlers::findOrFail($this->crawler_id);
        } else {
            $this->crawler = $this->crawler->fresh();
        }
    }

    /**
     * Set the crawler id
     *
     * @param $crawler_id
     */
    public function setCrawlerId($crawler_id)
    {
        $this->crawler_id = $crawler_id;
    }

    /**
     * Return the crawler id
     *
     * @return mixed
     */
    public function getCrawlerId() {
        return $this->crawler_id;
    }

    /**
     * Check if the controller is setup correctly
     *
     * @return bool
     */
    protected function controllerIsSetup() {
        if(!is_null($this->crawler_id)) {
            return true;
        }

        return false;
    }

    /**
     * Setup the crawler so it won't run twice at the same time
     *
     * @param $crawler_id
     */
    public function setupCrawler($crawler_id = null)
    {
        if(!is_null($crawler_id)) {
            $this->setCrawlerId($crawler_id);
        }

        if($this->controllerIsSetup()) {
            $times = config('laravel-job-handler.run_times', 10);

            for ($x = 0; $x <= $times; $x++) {
                //fetch the last data
                $this->getCrawler();

                if (!$this->crawler->enabled) {
                    throw new CrawlerException('Crawler (#' . $this->crawler_id . ') - crawler isnt enabled in database');
                }

                $checkIfCrawlerCanBeRunned = $this->canCrawlerRunAfterPeriod();

                if ($checkIfCrawlerCanBeRunned['status']) {
                    if (is_null($this->crawler->latest_status)) {
                        //first time it runs...
                        break;
                    }
                    if ($this->crawler->latest_status == 2) {
                        //Done running...
                        break;
                    }


                    if ($this->crawler->latest_status == 3) {
                        throw new CrawlerException('Crawler (#' . $this->crawler_id . ') - last run had an error');
                    }
                } else {
                    throw new CrawlerNotReachedTimeBetweenJobsException('Has to wait ' . $checkIfCrawlerCanBeRunned['retry_in'] . ' more seconds to run');
                }

                if ($x == $times) {
                    $this->failCrawler('Crawler (#' . $this->crawler_id . ') - max execution time');
                }

                if ($this->crawler->status == 1) {
                    if ($this->crawler->multiple_crawlers) {
                        break;
                    }

                    sleep(config('laravel-job-handler.retry_in_seconds', 3)); //retry in 3 seconds
                }
            }

            $this->startCrawler();
        } else {
            throw new CrawlerException('CrawlController is not setup correctly.');
        }
    }
    /**
     * Start the crawler and save it to the database
     *
     * @param string $output
     */
    public function startCrawler($output = '')
    {
        return $this->addStatus(1, $output); //start running
    }
    /**
     * set the crawler as done so other scripts can run
     *
     * @param string $output
     */
    public function doneCrawler($output = '')
    {
        return $this->addStatus(2, $output); //done running
    }

    /**
     * Finishing the crawler
     *
     * @param string $output
     * @return bool
     */
    public function finish($output = '')
    {
        return $this->doneCrawler($output);
    }
    /**
     * crawler failed...
     *
     * @param string $output
     */
    public function failCrawler($output = '')
    {
        $this->addStatus(3, $output); //failed

        throw new CrawlerException($output.' - status 3');
    }
    /**
     * Save the latest crawler status to the database
     *
     * @param $status
     * @param string $output
     * @return bool
     */
    protected function addStatus($status, $output = '')
    {
        $crawlerstatus = new CrawlerStatus();

        $crawlerstatus->crawler_id = $this->crawler_id;
        $crawlerstatus->status = $status;

        if ($crawlerstatus->save()) {
            $this->crawler->latest_status = $status;

            $this->crawler->save();

            if (!empty($output)) {
                $crawlerstatuslog = new CrawlerStatusLogs();

                $crawlerstatuslog->status_id = $crawlerstatus->id;

                $crawlerstatuslog->output = $output;


                $crawlerstatuslog->save();
            }

            return true;
        } else {
            throw new CrawlerSaveException('Cannot save crawlerstatus to database...');
        }
    }

    /**
     * This will define when the job can be runned again
     *
     * @return array
     */
    public function canCrawlerRunAfterPeriod()
    {
        $this->getCrawler();

        if (is_null($this->crawler->time_between)) {
            return $this->canCrawlerRunAfterPeriodStatus(true);
        } else {
            $seconds = $this->crawler->time_between;
        }

        if (!is_null($this->crawler->last_runned_at)) {
            if ($this->crawler->last_runned_at <= Carbon::now()->subSeconds($seconds)) {
                return $this->canCrawlerRunAfterPeriodStatus(true);
            }

            return $this->canCrawlerRunAfterPeriodStatus(false, Carbon::parse($this->crawler->last_runned_at)->diffInSeconds(Carbon::now()->subSeconds($seconds)));
        } else {
            //crawler never runned, so it can run now
            return $this->canCrawlerRunAfterPeriodStatus(true);
        }
    }

    /**
     * Return the status for canCrawlerRunAfterPeriod method
     *
     * @param $status
     * @param int $retry_in
     * @return array
     */
    public function canCrawlerRunAfterPeriodStatus($status, $retry_in = 0)
    {
        return [
            'status' => $status,
            'retry_in' => $retry_in
        ];
    }
}


1			<?php
2
3			namespace Famdirksen\LaravelJobHandler\Http\Controllers;
4
5			use Carbon\Carbon;
6			use Famdirksen\LaravelJobHandler\Exceptions\CrawlerException;
7			use Famdirksen\LaravelJobHandler\Exceptions\CrawlerNotReachedTimeBetweenJobsException;
8			use Famdirksen\LaravelJobHandler\Exceptions\CrawlerSaveException;
9			use Famdirksen\LaravelJobHandler\Models\Crawlers;
10			use Famdirksen\LaravelJobHandler\Models\CrawlerStatus;
11			use Famdirksen\LaravelJobHandler\Models\CrawlerStatusLogs;
12
13			class CrawlController
14			{
15			protected $crawler;
16			protected $crawler_id;
17
18
19			/**
20			* Get the latest crawler data from the database
21			*/
22			protected function getCrawler()
23			{
24			if (empty($this->crawler) \|\| $this->crawler->id != $this->crawler_id) {
25			$this->crawler = Crawlers::findOrFail($this->crawler_id);
26			} else {
27			$this->crawler = $this->crawler->fresh();
28			}
29			}
30
31			/**
32			* Set the crawler id
33			*
34			* @param $crawler_id
35			*/
36			public function setCrawlerId($crawler_id)
37			{
38			$this->crawler_id = $crawler_id;
39			}
40
41			/**
42			* Return the crawler id
43			*
44			* @return mixed
45			*/
46			public function getCrawlerId() {
47			return $this->crawler_id;
48			}
49
50			/**
51			* Check if the controller is setup correctly
52			*
53			* @return bool
54			*/
55			protected function controllerIsSetup() {
56			if(!is_null($this->crawler_id)) {
57			return true;
58			}
59
60			return false;
61			}
62
63			/**
64			* Setup the crawler so it won't run twice at the same time
65			*
66			* @param $crawler_id
67			*/
68			public function setupCrawler($crawler_id = null)
69			{
70			if(!is_null($crawler_id)) {
71			$this->setCrawlerId($crawler_id);
72			}
73
74			if($this->controllerIsSetup()) {
75			$times = config('laravel-job-handler.run_times', 10);
76
77			for ($x = 0; $x <= $times; $x++) {
78			//fetch the last data
79			$this->getCrawler();
80
81			if (!$this->crawler->enabled) {
82			throw new CrawlerException('Crawler (#' . $this->crawler_id . ') - crawler isnt enabled in database');
83			}
84
85			$checkIfCrawlerCanBeRunned = $this->canCrawlerRunAfterPeriod();
86
87			if ($checkIfCrawlerCanBeRunned['status']) {
88			if (is_null($this->crawler->latest_status)) {
89			//first time it runs...
90			break;
91			}
92			if ($this->crawler->latest_status == 2) {
93			//Done running...
94			break;
95			}
96
97
98			if ($this->crawler->latest_status == 3) {
99			throw new CrawlerException('Crawler (#' . $this->crawler_id . ') - last run had an error');
100			}
101			} else {
102			throw new CrawlerNotReachedTimeBetweenJobsException('Has to wait ' . $checkIfCrawlerCanBeRunned['retry_in'] . ' more seconds to run');
103			}
104
105			if ($x == $times) {
106			$this->failCrawler('Crawler (#' . $this->crawler_id . ') - max execution time');
107			}
108
109			if ($this->crawler->status == 1) {
110			if ($this->crawler->multiple_crawlers) {
111			break;
112			}
113
114			sleep(config('laravel-job-handler.retry_in_seconds', 3)); //retry in 3 seconds
115			}
116			}
117
118			$this->startCrawler();
119			} else {
120			throw new CrawlerException('CrawlController is not setup correctly.');
121			}
122			}
123			/**
124			* Start the crawler and save it to the database
125			*
126			* @param string $output
127			*/
128			public function startCrawler($output = '')
129			{
130			return $this->addStatus(1, $output); //start running
131			}
132			/**
133			* set the crawler as done so other scripts can run
134			*
135			* @param string $output
136			*/
137			public function doneCrawler($output = '')
138			{
139			return $this->addStatus(2, $output); //done running
140			}
141
142			/**
143			* Finishing the crawler
144			*
145			* @param string $output
146			* @return bool
147			*/
148			public function finish($output = '')
149			{
150			return $this->doneCrawler($output);
151			}
152			/**
153			* crawler failed...
154			*
155			* @param string $output
156			*/
157			public function failCrawler($output = '')
158			{
159			$this->addStatus(3, $output); //failed
160
161			throw new CrawlerException($output.' - status 3');
162			}
163			/**
164			* Save the latest crawler status to the database
165			*
166			* @param $status
167			* @param string $output
168			* @return bool
169			*/
170			protected function addStatus($status, $output = '')
171			{
172			$crawlerstatus = new CrawlerStatus();
173
174			$crawlerstatus->crawler_id = $this->crawler_id;
175			$crawlerstatus->status = $status;
176
177			if ($crawlerstatus->save()) {
178			$this->crawler->latest_status = $status;
179
180			$this->crawler->save();
181
182			if (!empty($output)) {
183			$crawlerstatuslog = new CrawlerStatusLogs();
184
185			$crawlerstatuslog->status_id = $crawlerstatus->id;
			0 ignored issues – show Bug introduced 2018-08-07 07:20 UTC by Report Bug Copy Issue Report The property `status_id` does not seem to exist on `Famdirksen\LaravelJobHan...odels\CrawlerStatusLogs`. Are you sure there is no database migration missing? Checks if undeclared accessed properties appear in database migrations and if the creating migration is correct. Loading history...
186			$crawlerstatuslog->output = $output;
			0 ignored issues – show Bug introduced 2018-08-07 07:20 UTC by Report Bug Copy Issue Report The property `output` does not seem to exist on `Famdirksen\LaravelJobHan...odels\CrawlerStatusLogs`. Are you sure there is no database migration missing? Checks if undeclared accessed properties appear in database migrations and if the creating migration is correct. Loading history...
187
188			$crawlerstatuslog->save();
189			}
190
191			return true;
192			} else {
193			throw new CrawlerSaveException('Cannot save crawlerstatus to database...');
194			}
195			}
196
197			/**
198			* This will define when the job can be runned again
199			*
200			* @return array
201			*/
202			public function canCrawlerRunAfterPeriod()
203			{
204			$this->getCrawler();
205
206			if (is_null($this->crawler->time_between)) {
207			return $this->canCrawlerRunAfterPeriodStatus(true);
208			} else {
209			$seconds = $this->crawler->time_between;
210			}
211
212			if (!is_null($this->crawler->last_runned_at)) {
213			if ($this->crawler->last_runned_at <= Carbon::now()->subSeconds($seconds)) {
214			return $this->canCrawlerRunAfterPeriodStatus(true);
215			}
216
217			return $this->canCrawlerRunAfterPeriodStatus(false, Carbon::parse($this->crawler->last_runned_at)->diffInSeconds(Carbon::now()->subSeconds($seconds)));
218			} else {
219			//crawler never runned, so it can run now
220			return $this->canCrawlerRunAfterPeriodStatus(true);
221			}
222			}
223
224			/**
225			* Return the status for canCrawlerRunAfterPeriod method
226			*
227			* @param $status
228			* @param int $retry_in
229			* @return array
230			*/
231			public function canCrawlerRunAfterPeriodStatus($status, $retry_in = 0)
232			{
233			return [
234			'status' => $status,
235			'retry_in' => $retry_in
236			];
237			}
238			}
239

Famdirksen / LaravelJobHandler

Push — master ( 6553f8...615432 )

CrawlController::canCrawlerRunAfterPeriodStatus() A

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