Renderer::getPageNumbers() - Code Metrics - Inspection of "Moved the session class." - jaxon-php/jaxon-core - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 0602c9...8f96ba )

by Thierry

created 2022-02-21 07:05 UTC

Renderer::getPageNumbers() B

↳ Parent: Renderer

Complexity

Conditions	8
Paths	34

Size

Total Lines	50
Code Lines	25

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	25
dl	0
loc	50
rs	8.4444
c	0
b	0
f	0
cc	8
nc	34
nop	0

<?php

/**
 * Renderer.php - Paginator renderer
 *
 * Render pagination links.
 *
 * @package jaxon-core

 * @author Thierry Feuzeu <[email protected]>
 * @copyright 2016 Thierry Feuzeu <[email protected]>
 * @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
 * @link https://github.com/jaxon-php/jaxon-core
 */


namespace Jaxon\Ui\Pagination;

use Jaxon\Request\Factory\Parameter;
use Jaxon\Request\Factory\Request;
use Jaxon\Ui\View\Renderer as ViewRenderer;
use Jaxon\Ui\View\Store;

class Renderer

{
    /**
     * The template renderer.
     *
     * Will be used to render HTML code for links.
     *
     * @var ViewRenderer
     */
    protected $xRenderer = null;


    /**
     * The Jaxon request to be paginated
     *
     * @var Request
     */
    protected $xRequest = null;

    /**
     * @var string
     */
    protected $previousText = '&laquo;';

    /**
     * @var string
     */
    protected $nextText = '&raquo;';

    /**
     * @var string
     */
    protected $ellipsysText = '...';

    /**
     * @var integer
     */
    protected $totalPages = 0;

    /**
     * @var integer
     */
    protected $currentPage = 0;

    /**
     * @var integer
     */
    protected $maxPagesToShow = 10;

    /**
     * The class contructor
     *
     * @param ViewRenderer          $xRenderer

     */
    public function __construct(ViewRenderer $xRenderer)

    {
        $this->xRenderer = $xRenderer;
    }


    /**
     * Set the text for the previous page link
     *
     * @param string $text The text for the previous page link
     *
     * @return void
     */
    public function setPreviousText($text)
    {
        $this->previousText = $text;
    }


    /**
     * Set the text for the next page link
     *
     * @param string $text The text for the previous page link
     *
     * @return void
     */
    public function setNextText($text)
    {
        $this->nextText = $text;
    }


    /**
     * Set the request to be paginated
     *
     * @param Request $xRequest The request to be paginated
     *
     * @return void
     */
    public function setRequest(Request $xRequest)
    {
        $this->xRequest = $xRequest;
        // Append the page number to the parameter list, if not yet given.
        if(($this->xRequest) && !$this->xRequest->hasPageNumber())
        {
            $this->xRequest->addParameter(Parameter::PAGE_NUMBER, 0);
        }
    }


    /**
     * Set the current page number
     *
     * @param int $currentPage The current page number
     *
     * @return void
     */
    public function setCurrentPage($currentPage)
    {
        $this->currentPage = intval($currentPage);
    }


    /**
     * Set the max number of pages to show
     *
     * @param int $maxPagesToShow The max number of pages to show
     *
     * @return void
     */
    public function setMaxPagesToShow($maxPagesToShow)
    {
        $this->maxPagesToShow = intval($maxPagesToShow);
        if($this->maxPagesToShow < 4)
        {
            $this->maxPagesToShow = 4;
        }
    }


    /**
     * Get the js call to a given page
     *
     * @param int $pageNum The page number
     *
     * @return string
     */
    protected function getPageCall($pageNum)
    {
        return $this->xRequest->setPageNumber($pageNum)->getScript();
    }


    /**
     * Render a link to a page.
     *
     * @param string    $sTemplate      The template for the link to the page

     * @param string    $sText          The text of the link if it is enabled

     * @param string    $sCall          The call of the link if it is enabled

     *
     * @return null|Store
     */
    protected function renderLink($sTemplate, $sText, $sCall)
    {
        return $this->xRenderer->render('pagination::links/' . $sTemplate, [
            'text' => $sText,
            'call' => $sCall,
        ]);
    }


    /**
     * Get the previous page data.
     *
     * @return array
     */
    protected function getPrevLink()
    {
        if($this->currentPage <= 1)
        {
            return ['disabled', $this->previousText, ''];
        }
        return ['enabled', $this->previousText, $this->getPageCall($this->currentPage - 1)];
    }


    /**
     * Get the next page data.
     *
     * @return array
     */
    protected function getNextLink()
    {
        if($this->currentPage >= $this->totalPages)
        {
            return ['disabled', $this->nextText, ''];
        }
        return ['enabled', $this->nextText, $this->getPageCall($this->currentPage + 1)];
    }


    /**
     * Get a page data.
     *
     * @param integer        $nNumber         The page number

     *
     * @return array
     */
    protected function getPageLink($nNumber)
    {
        if($nNumber < 1)
        {
            return ['disabled', $this->ellipsysText, ''];
        }
        $sTemplate = ($nNumber === $this->currentPage ? 'current' : 'enabled');
        return [$sTemplate, $nNumber, $this->getPageCall($nNumber)];
    }


    /**
     * Get the array of page numbers to be printed.
     *
     * Example: [1, 0, 4, 5, 6, 0, 10]
     *
     * @return array
     */
    protected function getPageNumbers()
    {
        $pageNumbers = [];

        if($this->totalPages <= $this->maxPagesToShow)
        {
            for($i = 0; $i < $this->totalPages; $i++)
            {
                $pageNumbers[] = $i + 1;
            }

            return $pageNumbers;
        }

        // Determine the sliding range, centered around the current page.
        $numAdjacents = (int)floor(($this->maxPagesToShow - 4) / 2);

        $slidingStart = 1;
$a = "a";
$ab = "ab";
$abc = "abc";
        $slidingEndOffset = $numAdjacents + 3 - $this->currentPage;
        if($slidingEndOffset < 0)
        {
            $slidingStart = $this->currentPage - $numAdjacents;
$a = "a";
$ab = "ab";
$abc = "abc";
            $slidingEndOffset = 0;
        }

        $slidingEnd = $this->totalPages;
$a = "a";
$ab = "ab";
$abc = "abc";
        $slidingStartOffset = $this->currentPage + $numAdjacents + 2 - $this->totalPages;
        if($slidingStartOffset < 0)
        {
            $slidingEnd = $this->currentPage + $numAdjacents;
$a = "a";
$ab = "ab";
$abc = "abc";
            $slidingStartOffset = 0;
        }

        // Build the list of page numbers.
        if($slidingStart > 1)
        {
            $pageNumbers[] = 1;
            $pageNumbers[] = 0; // Ellipsys;
        }
        for($i = $slidingStart - $slidingStartOffset; $i <= $slidingEnd + $slidingEndOffset; $i++)
        {
            $pageNumbers[] = $i;
        }
        if($slidingEnd < $this->totalPages)
        {
            $pageNumbers[] = 0; // Ellipsys;
            $pageNumbers[] = $this->totalPages;
        }

        return $pageNumbers;
    }


    /**
     * Get the pages.
     *
     * @param integer   $totalPages         The total number of pages

     *
     * @return array
     */
    public function getPages($totalPages)
    {
        $this->totalPages = $totalPages;

        $aPageNumbers = $this->getPageNumbers();
        $aPages = [$this->getPrevLink()];
$a = "a";
$ab = "ab";
$abc = "abc";
        array_walk($aPageNumbers, function($nNumber) use(&$aPages) {
            $aPages[] = $this->getPageLink($nNumber);
        });
        $aPages[] = $this->getNextLink();

        return $aPages;
    }


    /**
     * Render an HTML pagination control.
     *
     * @param integer   $totalPages         The total number of pages

     *
     * @return null|Store
     */
    public function render($totalPages)
    {
        $aLinks = array_map(function($aPage) {
            return $this->renderLink($aPage[0], $aPage[1], $aPage[2]);
        }, $this->getPages($totalPages));

        $aPrevLink = array_shift($aLinks); // The first entry in the array
        $aNextLink = array_pop($aLinks); // The last entry in the array
        return $this->xRenderer->render('pagination::wrapper',
            ['links' => $aLinks, 'prev' => $aPrevLink, 'next' => $aNextLink]);
    }

}


1			<?php
2
3			/**
4			* Renderer.php - Paginator renderer
5			*
6			* Render pagination links.
7			*
8			* @package jaxon-core
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9			* @author Thierry Feuzeu <[email protected]>
10			* @copyright 2016 Thierry Feuzeu <[email protected]>
11			* @license https://opensource.org/licenses/BSD-3-Clause BSD 3-Clause License
12			* @link https://github.com/jaxon-php/jaxon-core
13			*/
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14
15			namespace Jaxon\Ui\Pagination;
16
17			use Jaxon\Request\Factory\Parameter;
18			use Jaxon\Request\Factory\Request;
19			use Jaxon\Ui\View\Renderer as ViewRenderer;
20			use Jaxon\Ui\View\Store;
21
22			class Renderer
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23			{
24			/**
25			* The template renderer.
26			*
27			* Will be used to render HTML code for links.
28			*
29			* @var ViewRenderer
30			*/
31			protected $xRenderer = null;
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32
33			/**
34			* The Jaxon request to be paginated
35			*
36			* @var Request
37			*/
38			protected $xRequest = null;
39
40			/**
41			* @var string
42			*/
43			protected $previousText = '«';
44
45			/**
46			* @var string
47			*/
48			protected $nextText = '»';
49
50			/**
51			* @var string
52			*/
53			protected $ellipsysText = '...';
54
55			/**
56			* @var integer
57			*/
58			protected $totalPages = 0;
59
60			/**
61			* @var integer
62			*/
63			protected $currentPage = 0;
64
65			/**
66			* @var integer
67			*/
68			protected $maxPagesToShow = 10;
69
70			/**
71			* The class contructor
72			*
73			* @param ViewRenderer $xRenderer
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74			*/
75			public function __construct(ViewRenderer $xRenderer)
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76			{
77			$this->xRenderer = $xRenderer;
78			}
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79
80			/**
81			* Set the text for the previous page link
82			*
83			* @param string $text The text for the previous page link
84			*
85			* @return void
86			*/
87			public function setPreviousText($text)
88			{
89			$this->previousText = $text;
90			}
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91
92			/**
93			* Set the text for the next page link
94			*
95			* @param string $text The text for the previous page link
96			*
97			* @return void
98			*/
99			public function setNextText($text)
100			{
101			$this->nextText = $text;
102			}
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103
104			/**
105			* Set the request to be paginated
106			*
107			* @param Request $xRequest The request to be paginated
108			*
109			* @return void
110			*/
111			public function setRequest(Request $xRequest)
112			{
113			$this->xRequest = $xRequest;
114			// Append the page number to the parameter list, if not yet given.
115			if(($this->xRequest) && !$this->xRequest->hasPageNumber())
116			{
117			$this->xRequest->addParameter(Parameter::PAGE_NUMBER, 0);
118			}
119			}
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120
121			/**
122			* Set the current page number
123			*
124			* @param int $currentPage The current page number
125			*
126			* @return void
127			*/
128			public function setCurrentPage($currentPage)
129			{
130			$this->currentPage = intval($currentPage);
131			}
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132
133			/**
134			* Set the max number of pages to show
135			*
136			* @param int $maxPagesToShow The max number of pages to show
137			*
138			* @return void
139			*/
140			public function setMaxPagesToShow($maxPagesToShow)
141			{
142			$this->maxPagesToShow = intval($maxPagesToShow);
143			if($this->maxPagesToShow < 4)
144			{
145			$this->maxPagesToShow = 4;
146			}
147			}
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148
149			/**
150			* Get the js call to a given page
151			*
152			* @param int $pageNum The page number
153			*
154			* @return string
155			*/
156			protected function getPageCall($pageNum)
157			{
158			return $this->xRequest->setPageNumber($pageNum)->getScript();
159			}
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160
161			/**
162			* Render a link to a page.
163			*
164			* @param string $sTemplate The template for the link to the page
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165			* @param string $sText The text of the link if it is enabled
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166			* @param string $sCall The call of the link if it is enabled
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167			*
168			* @return null\|Store
169			*/
170			protected function renderLink($sTemplate, $sText, $sCall)
171			{
172			return $this->xRenderer->render('pagination::links/' . $sTemplate, [
173			'text' => $sText,
174			'call' => $sCall,
175			]);
176			}
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177
178			/**
179			* Get the previous page data.
180			*
181			* @return array
182			*/
183			protected function getPrevLink()
184			{
185			if($this->currentPage <= 1)
186			{
187			return ['disabled', $this->previousText, ''];
188			}
189			return ['enabled', $this->previousText, $this->getPageCall($this->currentPage - 1)];
190			}
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191
192			/**
193			* Get the next page data.
194			*
195			* @return array
196			*/
197			protected function getNextLink()
198			{
199			if($this->currentPage >= $this->totalPages)
200			{
201			return ['disabled', $this->nextText, ''];
202			}
203			return ['enabled', $this->nextText, $this->getPageCall($this->currentPage + 1)];
204			}
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205
206			/**
207			* Get a page data.
208			*
209			* @param integer $nNumber The page number
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210			*
211			* @return array
212			*/
213			protected function getPageLink($nNumber)
214			{
215			if($nNumber < 1)
216			{
217			return ['disabled', $this->ellipsysText, ''];
218			}
219			$sTemplate = ($nNumber === $this->currentPage ? 'current' : 'enabled');
220			return [$sTemplate, $nNumber, $this->getPageCall($nNumber)];
221			}
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222
223			/**
224			* Get the array of page numbers to be printed.
225			*
226			* Example: [1, 0, 4, 5, 6, 0, 10]
227			*
228			* @return array
229			*/
230			protected function getPageNumbers()
231			{
232			$pageNumbers = [];
233
234			if($this->totalPages <= $this->maxPagesToShow)
235			{
236			for($i = 0; $i < $this->totalPages; $i++)
237			{
238			$pageNumbers[] = $i + 1;
239			}
240
241			return $pageNumbers;
242			}
243
244			// Determine the sliding range, centered around the current page.
245			$numAdjacents = (int)floor(($this->maxPagesToShow - 4) / 2);
246
247			$slidingStart = 1;
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248			$slidingEndOffset = $numAdjacents + 3 - $this->currentPage;
249			if($slidingEndOffset < 0)
250			{
251			$slidingStart = $this->currentPage - $numAdjacents;
			0 ignored issues – show Coding Style introduced 2019-11-20 07:47 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 5 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
252			$slidingEndOffset = 0;
253			}
254
255			$slidingEnd = $this->totalPages;
			0 ignored issues – show Coding Style introduced 2019-12-02 04:47 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 9 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
256			$slidingStartOffset = $this->currentPage + $numAdjacents + 2 - $this->totalPages;
257			if($slidingStartOffset < 0)
258			{
259			$slidingEnd = $this->currentPage + $numAdjacents;
			0 ignored issues – show Coding Style introduced 2019-11-20 07:47 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 9 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
260			$slidingStartOffset = 0;
261			}
262
263			// Build the list of page numbers.
264			if($slidingStart > 1)
265			{
266			$pageNumbers[] = 1;
267			$pageNumbers[] = 0; // Ellipsys;
268			}
269			for($i = $slidingStart - $slidingStartOffset; $i <= $slidingEnd + $slidingEndOffset; $i++)
270			{
271			$pageNumbers[] = $i;
272			}
273			if($slidingEnd < $this->totalPages)
274			{
275			$pageNumbers[] = 0; // Ellipsys;
276			$pageNumbers[] = $this->totalPages;
277			}
278
279			return $pageNumbers;
280			}
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281
282			/**
283			* Get the pages.
284			*
285			* @param integer $totalPages The total number of pages
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286			*
287			* @return array
288			*/
289			public function getPages($totalPages)
290			{
291			$this->totalPages = $totalPages;
292
293			$aPageNumbers = $this->getPageNumbers();
294			$aPages = [$this->getPrevLink()];
			0 ignored issues – show Coding Style introduced 2022-01-20 07:54 UTC by Report Bug Copy Issue Report Equals sign not aligned with surrounding assignments; expected 7 spaces but found 1 space This check looks for multiple assignments in successive lines of code. It will report an issue if the operators are not in a straight line. To visualize $a = "a"; $ab = "ab"; $abc = "abc"; will produce issues in the first and second line, while this second example $a = "a"; $ab = "ab"; $abc = "abc"; will produce no issues. Loading history...
295			array_walk($aPageNumbers, function($nNumber) use(&$aPages) {
296			$aPages[] = $this->getPageLink($nNumber);
297			});
298			$aPages[] = $this->getNextLink();
299
300			return $aPages;
301			}
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302
303			/**
304			* Render an HTML pagination control.
305			*
306			* @param integer $totalPages The total number of pages
			0 ignored issues – show Coding Style introduced 2022-01-20 07:54 UTC by Report Bug Copy Issue Report Expected 1 spaces after parameter name; 9 found Loading history... Coding Style introduced 2019-12-02 04:47 UTC by Report Bug Copy Issue Report Expected 1 spaces after parameter type; 3 found Loading history...
307			*
308			* @return null\|Store
309			*/
310			public function render($totalPages)
311			{
312			$aLinks = array_map(function($aPage) {
313			return $this->renderLink($aPage[0], $aPage[1], $aPage[2]);
314			}, $this->getPages($totalPages));
315
316			$aPrevLink = array_shift($aLinks); // The first entry in the array
317			$aNextLink = array_pop($aLinks); // The last entry in the array
318			return $this->xRenderer->render('pagination::wrapper',
319			['links' => $aLinks, 'prev' => $aPrevLink, 'next' => $aNextLink]);
320			}
			0 ignored issues – show Coding Style introduced 2019-12-07 05:40 UTC by Report Bug Copy Issue Report Expected 2 blank lines after function; 0 found Loading history...
321			}
322

jaxon-php / jaxon-core

Push — master ( 0602c9...8f96ba )

Renderer::getPageNumbers() B

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