CollectionDataTable::create() - Code Metrics - Inspection of "Bump v8.3.1 :rocket:" - yajra/laravel-datatables - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( e98ec0...b5ecb4 )

by Arjay

created 2017-10-28 03:02 UTC

CollectionDataTable::create() A

↳ Parent: CollectionDataTable

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	4
nc	2
nop	1
dl	0
loc	8
rs	9.4285
c	0
b	0
f	0

<?php

namespace Yajra\DataTables;

use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Support\Arr;
use Illuminate\Support\Collection;
use Illuminate\Support\Str;

class CollectionDataTable extends DataTableAbstract
{
    /**
     * Collection object
     *
     * @var \Illuminate\Support\Collection
     */
    public $collection;

    /**
     * Collection object
     *
     * @var \Illuminate\Support\Collection
     */
    public $original;

    /**
     * Can the DataTable engine be created with these parameters.
     *
     * @param mixed $source
     * @return boolean
     */
    public static function canCreate($source)
    {
        return is_array($source) || $source instanceof Collection;
    }

    /**
     * Factory method, create and return an instance for the DataTable engine.
     *
     * @param array|\Illuminate\Support\Collection $source
     * @return CollectionDataTable|DataTableAbstract
     */
    public static function create($source)
    {
        if (is_array($source)) {
            $source = new Collection($source);
        }

        return parent::create($source);
    }

    /**
     * CollectionEngine constructor.
     *
     * @param \Illuminate\Support\Collection $collection
     */
    public function __construct(Collection $collection)
    {
        $this->request    = app('datatables.request');
        $this->config     = app('datatables.config');
        $this->collection = $collection;
        $this->original   = $collection;
        $this->columns    = array_keys($this->serialize($collection->first()));
    }

    /**
     * Serialize collection.
     *
     * @param  mixed $collection
     * @return mixed|null
     */
    protected function serialize($collection)
    {
        return $collection instanceof Arrayable ? $collection->toArray() : (array) $collection;
    }

    /**
     * Count results.
     *
     * @return integer
     */
    public function count()
    {
        return $this->collection->count() > $this->totalRecords ? $this->totalRecords : $this->collection->count();
    }

    /**
     * Perform column search.
     *
     * @return void
     */
    public function columnSearch()
    {
        $columns = $this->request->get('columns', []);
        for ($i = 0, $c = count($columns); $i < $c; $i++) {
            if ($this->request->isColumnSearchable($i)) {
                $this->isFilterApplied = true;

                $regex   = $this->request->isRegex($i);
                $column  = $this->getColumnName($i);
                $keyword = $this->request->columnKeyword($i);

                $this->collection = $this->collection->filter(
                    function ($row) use ($column, $keyword, $regex) {
                        $data = $this->serialize($row);

                        $value = Arr::get($data, $column);

                        if ($this->config->isCaseInsensitive()) {
                            if ($regex) {

                                return preg_match('/' . $keyword . '/i', $value) == 1;
                            } else {
                                return strpos(Str::lower($value), Str::lower($keyword)) !== false;
                            }
                        } else {

                            if ($regex) {
                                return preg_match('/' . $keyword . '/', $value) == 1;
                            } else {
                                return strpos($value, $keyword) !== false;
                            }
                        }
                    }
                );
            }
        }
    }

    /**
     * Perform pagination.
     *
     * @return void
     */
    public function paging()
    {
        $this->collection = $this->collection->slice(
            $this->request->input('start'),
            (int) $this->request->input('length') > 0 ? $this->request->input('length') : 10
        );
    }

    /**
     * Organizes works.
     *
     * @param bool $mDataSupport
     * @return \Illuminate\Http\JsonResponse
     */
    public function make($mDataSupport = true)
    {
        try {
            $this->totalRecords = $this->totalCount();

            if ($this->totalRecords) {
                $results   = $this->results();
                $processed = $this->processResults($results, $mDataSupport);
                $output    = $this->transform($results, $processed);

                $this->collection = collect($output);
                $this->ordering();
                $this->filterRecords();
                $this->paginate();

                $this->revertIndexColumn($mDataSupport);
            }

            return $this->render($this->collection->values()->all());
        } catch (\Exception $exception) {
            return $this->errorResponse($exception);
        }
    }

    /**
     * Count total items.
     *
     * @return integer
     */
    public function totalCount()
    {
        return $this->totalRecords ? $this->totalRecords : $this->collection->count();
    }

    /**
     * Get results.
     *
     * @return mixed
     */
    public function results()
    {
        return $this->collection->all();
    }

    /**
     * Revert transformed DT_Row_Index back to it's original values.
     *
     * @param bool $mDataSupport
     */
    private function revertIndexColumn($mDataSupport)
    {
        if ($this->columnDef['index']) {
            $index = $mDataSupport ? config('datatables.index_column', 'DT_Row_Index') : 0;
            $start = (int) $this->request->input('start');
            $this->collection->transform(function ($data) use ($index, &$start) {
                $data[$index] = ++$start;

                return $data;
            });
        }
    }

    /**
     * Perform global search for the given keyword.
     *
     * @param string $keyword
     */
    protected function globalSearch($keyword)
    {
        $columns = $this->request->columns();
        $keyword = $this->config->isCaseInsensitive() ? Str::lower($keyword) : $keyword;

        $this->collection = $this->collection->filter(function ($row) use ($columns, $keyword) {
            $this->isFilterApplied = true;

            $data = $this->serialize($row);
            foreach ($this->request->searchableColumnIndex() as $index) {
                $column = $this->getColumnName($index);
                $value  = Arr::get($data, $column);
                if (!$value || is_array($value)) {
                    if (!is_numeric($value)) {
                        continue;
                    } 
                    else {
                        $value = (string) $value;
                    }
                }

                $value = $this->config->isCaseInsensitive() ? Str::lower($value) : $value;
                if (Str::contains($value, $keyword)) {
                    return true;
                }
            }

            return false;
        });
    }

    /**
     * Perform default query orderBy clause.
     */
    protected function defaultOrdering()
    {
        $criteria = $this->request->orderableColumns();
        if (!empty($criteria)) {
            $sorter = $this->getSorter($criteria);

            $this->collection = $this->collection
                ->map(function ($data) {
                    return array_dot($data);
                })
                ->sort($sorter)
                ->map(function ($data) {
                    foreach ($data as $key => $value) {
                        unset($data[$key]);
                        array_set($data, $key, $value);
                    }

                    return $data;
                });
        }
    }

    /**
     * Get array sorter closure.
     *
     * @param array $criteria
     * @return \Closure
     */
    protected function getSorter(array $criteria)
    {
        $sorter = function ($a, $b) use ($criteria) {
            foreach ($criteria as $orderable) {
                $column    = $this->getColumnName($orderable['column']);
                $direction = $orderable['direction'];
                if ($direction === 'desc') {
                    $first  = $b;
                    $second = $a;
                } else {
                    $first  = $a;
                    $second = $b;
                }
                if ($this->config->isCaseInsensitive()) {
                    $cmp = strnatcasecmp($first[$column], $second[$column]);
                } else {
                    $cmp = strnatcmp($first[$column], $second[$column]);
                }
                if ($cmp != 0) {
                    return $cmp;
                }
            }

            // all elements were equal
            return 0;
        };

        return $sorter;
    }

    /**
     * Resolve callback parameter instance.
     *
     * @return $this
     */
    protected function resolveCallbackParameter()
    {
        return $this;
    }
}


1		<?php
2
3		namespace Yajra\DataTables;
4
5		use Illuminate\Contracts\Support\Arrayable;
6		use Illuminate\Support\Arr;
7		use Illuminate\Support\Collection;
8		use Illuminate\Support\Str;
9
10		class CollectionDataTable extends DataTableAbstract
11		{
12		/**
13		* Collection object
14		*
15		* @var \Illuminate\Support\Collection
16		*/
17		public $collection;
18
19		/**
20		* Collection object
21		*
22		* @var \Illuminate\Support\Collection
23		*/
24		public $original;
25
26		/**
27		* Can the DataTable engine be created with these parameters.
28		*
29		* @param mixed $source
30		* @return boolean
31		*/
32		public static function canCreate($source)
33		{
34		return is_array($source) \|\| $source instanceof Collection;
35		}
36
37		/**
38		* Factory method, create and return an instance for the DataTable engine.
39		*
40		* @param array\|\Illuminate\Support\Collection $source
41		* @return CollectionDataTable\|DataTableAbstract
42		*/
43		public static function create($source)
44		{
45		if (is_array($source)) {
46		$source = new Collection($source);
47		}
48
49		return parent::create($source);
50		}
51
52		/**
53		* CollectionEngine constructor.
54		*
55		* @param \Illuminate\Support\Collection $collection
56		*/
57		public function __construct(Collection $collection)
58		{
59		$this->request = app('datatables.request');
60		$this->config = app('datatables.config');
61		$this->collection = $collection;
62		$this->original = $collection;
63		$this->columns = array_keys($this->serialize($collection->first()));
64		}
65
66		/**
67		* Serialize collection.
68		*
69		* @param mixed $collection
70		* @return mixed\|null
71		*/
72		protected function serialize($collection)
73		{
74		return $collection instanceof Arrayable ? $collection->toArray() : (array) $collection;
75		}
76
77		/**
78		* Count results.
79		*
80		* @return integer
81		*/
82		public function count()
83		{
84		return $this->collection->count() > $this->totalRecords ? $this->totalRecords : $this->collection->count();
85		}
86
87		/**
88		* Perform column search.
89		*
90		* @return void
91		*/
92		public function columnSearch()
93		{
94		$columns = $this->request->get('columns', []);
95		for ($i = 0, $c = count($columns); $i < $c; $i++) {
96		if ($this->request->isColumnSearchable($i)) {
97		$this->isFilterApplied = true;
98
99		$regex = $this->request->isRegex($i);
100		$column = $this->getColumnName($i);
101		$keyword = $this->request->columnKeyword($i);
102
103		$this->collection = $this->collection->filter(
104		function ($row) use ($column, $keyword, $regex) {
105		$data = $this->serialize($row);
106
107		$value = Arr::get($data, $column);
108
109		if ($this->config->isCaseInsensitive()) {
110	View Code Duplication	if ($regex) {
		0 ignored issues – show Duplication introduced 2016-09-24 03:01 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
111		return preg_match('/' . $keyword . '/i', $value) == 1;
112		} else {
113		return strpos(Str::lower($value), Str::lower($keyword)) !== false;
114		}
115	View Code Duplication	} else {
		0 ignored issues – show Duplication introduced 2016-09-24 03:01 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
116		if ($regex) {
117		return preg_match('/' . $keyword . '/', $value) == 1;
118		} else {
119		return strpos($value, $keyword) !== false;
120		}
121		}
122		}
123		);
124		}
125		}
126		}
127
128		/**
129		* Perform pagination.
130		*
131		* @return void
132		*/
133		public function paging()
134		{
135		$this->collection = $this->collection->slice(
136		$this->request->input('start'),
137		(int) $this->request->input('length') > 0 ? $this->request->input('length') : 10
138		);
139		}
140
141		/**
142		* Organizes works.
143		*
144		* @param bool $mDataSupport
145		* @return \Illuminate\Http\JsonResponse
146		*/
147		public function make($mDataSupport = true)
148		{
149		try {
150		$this->totalRecords = $this->totalCount();
151
152		if ($this->totalRecords) {
153		$results = $this->results();
154		$processed = $this->processResults($results, $mDataSupport);
155		$output = $this->transform($results, $processed);
156
157		$this->collection = collect($output);
158		$this->ordering();
159		$this->filterRecords();
160		$this->paginate();
161
162		$this->revertIndexColumn($mDataSupport);
163		}
164
165		return $this->render($this->collection->values()->all());
166		} catch (\Exception $exception) {
167		return $this->errorResponse($exception);
168		}
169		}
170
171		/**
172		* Count total items.
173		*
174		* @return integer
175		*/
176		public function totalCount()
177		{
178		return $this->totalRecords ? $this->totalRecords : $this->collection->count();
179		}
180
181		/**
182		* Get results.
183		*
184		* @return mixed
185		*/
186		public function results()
187		{
188		return $this->collection->all();
189		}
190
191		/**
192		* Revert transformed DT_Row_Index back to it's original values.
193		*
194		* @param bool $mDataSupport
195		*/
196		private function revertIndexColumn($mDataSupport)
197		{
198		if ($this->columnDef['index']) {
199		$index = $mDataSupport ? config('datatables.index_column', 'DT_Row_Index') : 0;
200		$start = (int) $this->request->input('start');
201		$this->collection->transform(function ($data) use ($index, &$start) {
202		$data[$index] = ++$start;
203
204		return $data;
205		});
206		}
207		}
208
209		/**
210		* Perform global search for the given keyword.
211		*
212		* @param string $keyword
213		*/
214		protected function globalSearch($keyword)
215		{
216		$columns = $this->request->columns();
217		$keyword = $this->config->isCaseInsensitive() ? Str::lower($keyword) : $keyword;
218
219		$this->collection = $this->collection->filter(function ($row) use ($columns, $keyword) {
220		$this->isFilterApplied = true;
221
222		$data = $this->serialize($row);
223		foreach ($this->request->searchableColumnIndex() as $index) {
224		$column = $this->getColumnName($index);
225		$value = Arr::get($data, $column);
226		if (!$value \|\| is_array($value)) {
227		if (!is_numeric($value)) {
228		continue;
229		}
230		else {
231		$value = (string) $value;
232		}
233		}
234
235		$value = $this->config->isCaseInsensitive() ? Str::lower($value) : $value;
236		if (Str::contains($value, $keyword)) {
237		return true;
238		}
239		}
240
241		return false;
242		});
243		}
244
245		/**
246		* Perform default query orderBy clause.
247		*/
248		protected function defaultOrdering()
249		{
250		$criteria = $this->request->orderableColumns();
251		if (!empty($criteria)) {
252		$sorter = $this->getSorter($criteria);
253
254		$this->collection = $this->collection
255		->map(function ($data) {
256		return array_dot($data);
257		})
258		->sort($sorter)
259		->map(function ($data) {
260		foreach ($data as $key => $value) {
261		unset($data[$key]);
262		array_set($data, $key, $value);
263		}
264
265		return $data;
266		});
267		}
268		}
269
270		/**
271		* Get array sorter closure.
272		*
273		* @param array $criteria
274		* @return \Closure
275		*/
276		protected function getSorter(array $criteria)
277		{
278		$sorter = function ($a, $b) use ($criteria) {
279		foreach ($criteria as $orderable) {
280		$column = $this->getColumnName($orderable['column']);
281		$direction = $orderable['direction'];
282		if ($direction === 'desc') {
283		$first = $b;
284		$second = $a;
285		} else {
286		$first = $a;
287		$second = $b;
288		}
289		if ($this->config->isCaseInsensitive()) {
290		$cmp = strnatcasecmp($first[$column], $second[$column]);
291		} else {
292		$cmp = strnatcmp($first[$column], $second[$column]);
293		}
294		if ($cmp != 0) {
295		return $cmp;
296		}
297		}
298
299		// all elements were equal
300		return 0;
301		};
302
303		return $sorter;
304		}
305
306		/**
307		* Resolve callback parameter instance.
308		*
309		* @return $this
310		*/
311		protected function resolveCallbackParameter()
312		{
313		return $this;
314		}
315		}
316

yajra / laravel-datatables

Push — master ( e98ec0...b5ecb4 )

CollectionDataTable::create() A

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