Paginator::__construct() - Code Metrics - Jitamin/jitamin - Measure and Improve Code Quality continuously with Scrutinizer

Paginator::__construct() A
last analyzed 2017-12-27 06:16 UTC

↳ Parent: Paginator

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	2
nc	1
nop	1
dl	0
loc	4
rs	10
c	0
b	0
f	0

<?php

/*
 * This file is part of Jitamin.
 *
 * Copyright (C) Jitamin Team
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Jitamin\Foundation;

use PicoDb\Table;
use Pimple\Container;

/**
 * Paginator helper.
 */
class Paginator
{
    /**
     * Container instance.
     *
     * @var \Pimple\Container
     */
    private $container;

    /**
     * Total number of items.
     *
     * @var int
     */
    private $total = 0;

    /**
     * Page number.
     *
     * @var int
     */
    private $page = 1;

    /**
     * Offset.
     *
     * @var int
     */
    private $offset = 0;

    /**
     * Limit.
     *
     * @var int
     */
    private $limit = 0;

    /**
     * Sort by this column.
     *
     * @var string
     */
    private $order = '';

    /**
     * Sorting direction.
     *
     * @var string
     */
    private $direction = 'ASC';

    /**
     * Slice of items.
     *
     * @var array
     */
    private $items = [];

    /**
     * PicoDb Table instance.
     *
     * @var \Picodb\Table
     */
    private $query = null;

    /**
     * Controller name.
     *
     * @var string
     */
    private $controller = '';

    /**
     * Action name.
     *
     * @var string
     */
    private $action = '';

    /**
     * Url params.
     *
     * @var array
     */
    private $params = [];

    /**
     * Constructor.
     *
     * @param \Pimple\Container $container
     */
    public function __construct(Container $container)
    {
        $this->container = $container;
    }

    /**
     * Set a PicoDb query.
     *
     * @param  \PicoDb\Table
     *
     * @return Paginator
     */
    public function setQuery(Table $query)
    {
        $this->query = $query;
        $this->total = $this->query->count();

        return $this;
    }

    /**
     * Execute a PicoDb query.
     *
     * @return array
     */
    public function executeQuery()
    {
        if ($this->query !== null) {
            return $this->query
                        ->offset($this->offset)
                        ->limit($this->limit)
                        ->orderBy($this->order, $this->direction)
                        ->findAll();
        }

        return [];
    }

    /**
     * Set url parameters.
     *
     * @param string $controller
     * @param string $action
     * @param array  $params
     *
     * @return Paginator
     */
    public function setUrl($controller, $action, array $params = [])
    {
        $this->controller = $controller;
        $this->action = $action;
        $this->params = $params;

        return $this;
    }

    /**
     * Add manually items.
     *
     * @param array $items
     *
     * @return Paginator
     */
    public function setCollection(array $items)
    {
        $this->items = $items;

        return $this;
    }

    /**
     * Return the items.
     *
     * @return array
     */
    public function getCollection()
    {
        return $this->items ?: $this->executeQuery();
    }

    /**
     * Set the total number of items.
     *
     * @param int $total
     *
     * @return Paginator
     */
    public function setTotal($total)
    {
        $this->total = $total;

        return $this;
    }

    /**
     * Get the total number of items.
     *
     * @return int
     */
    public function getTotal()
    {
        return $this->total;
    }

    /**
     * Set the default page number.
     *
     * @param int $page
     *
     * @return Paginator
     */
    public function setPage($page)
    {
        $this->page = $page;

        return $this;
    }

    /**
     * Get the number of current page.
     *
     * @return int
     */
    public function getPage()
    {
        return $this->page;
    }

    /**
     * Get the total number of pages.
     *
     * @return int
     */
    public function getPageTotal()
    {
        return ceil($this->getTotal() / $this->getMax());
    }

    /**
     * Set the default column order.
     *
     * @param string $order
     *
     * @return Paginator
     */
    public function setOrder($order)
    {
        $this->order = $order;

        return $this;
    }

    /**
     * Set the default sorting direction.
     *
     * @param string $direction
     *
     * @return Paginator
     */
    public function setDirection($direction)
    {
        $this->direction = $direction;

        return $this;
    }

    /**
     * Set the maximum number of items per page.
     *
     * @param int $limit
     *
     * @return Paginator
     */
    public function setMax($limit)
    {
        $this->limit = $limit;

        return $this;
    }

    /**
     * Get the maximum number of items per page.
     *
     * @return int
     */
    public function getMax()
    {
        return $this->limit;
    }

    /**
     * Return true if the collection is empty.
     *
     * @return bool
     */
    public function isEmpty()
    {
        return $this->total === 0;
    }

    /**
     * Execute the offset calculation only if the $condition is true.
     *
     * @param bool $condition
     *
     * @return Paginator
     */
    public function calculateOnlyIf($condition)
    {
        if ($condition) {
            $this->calculate();
        }

        return $this;
    }

    /**
     * Calculate the offset value accoring to url params and the page number.
     *
     * @return Paginator
     */
    public function calculate()
    {
        $this->page = $this->container['request']->getIntegerParam('page', 1);
        $this->direction = $this->container['request']->getStringParam('direction', $this->direction);
        $this->order = $this->container['request']->getStringParam('order', $this->order);

        if ($this->page < 1) {
            $this->page = 1;
        }

        $this->offset = (int) (($this->page - 1) * $this->limit);

        return $this;
    }

    /**
     * Generation pagination links.
     *
     * @return string
     */
    public function toHtml()
    {
        $html = '';

        if (!$this->hasNothingtoShow()) {
            $html .= '<div class="pagination">';
            $html .= $this->generatPageShowing();
            $html .= $this->generatePreviousLink();
            $html .= $this->generateNextLink();
            $html .= '</div>';
        }

        return $html;
    }

    /**
     * Magic method to output pagination links.
     *
     * @return string
     */
    public function __toString()
    {
        return $this->toHtml();
    }

    /**
     * Column sorting.
     *
     * @param string $label  Column title
     * @param string $column SQL column name
     *
     * @return string
     */
    public function order($label, $column)
    {
        $prefix = '';
        $direction = 'ASC';

        if ($this->order === $column) {
            $prefix = $this->direction === 'DESC' ? '&#9660; ' : '&#9650; ';
            $direction = $this->direction === 'DESC' ? 'ASC' : 'DESC';
        }

        return $prefix.$this->container['helper']->url->link(
            $label,
            $this->controller,
            $this->action,
            $this->getUrlParams($this->page, $column, $direction)
        );
    }

    /**
     * Get url params for link generation.
     *
     * @param int    $page
     * @param string $order
     * @param string $direction
     *
     * @return string
     */
    protected function getUrlParams($page, $order, $direction)
    {
        $params = [
            'page'      => $page,
            'order'     => $order,
            'direction' => $direction,
        ];

        return array_merge($this->params, $params);
    }

    /**
     * Generate the previous link.
     *
     * @return string
     */
    protected function generatePreviousLink()
    {
        $html = '<span class="pagination-previous">';

        if ($this->offset > 0) {
            $html .= $this->container['helper']->url->link(
                '&laquo; '.t('Previous'),
                $this->controller,
                $this->action,
                $this->getUrlParams($this->page - 1, $this->order, $this->direction),
                false,
                'btn btn-info'
            );
        } else {
            $html .= '<span class="btn btn-default">&laquo; '.t('Previous').'</span>';
        }

        $html .= '</span>';

        return $html;
    }

    /**
     * Generate the next link.
     *
     * @return string
     */
    protected function generateNextLink()
    {
        $html = '<span class="pagination-next">';

        if (($this->total - $this->offset) > $this->limit) {
            $html .= $this->container['helper']->url->link(
                t('Next').' &raquo;',
                $this->controller,
                $this->action,
                $this->getUrlParams($this->page + 1, $this->order, $this->direction),
                false,
                'btn btn-info'
            );
        } else {
            $html .= '<span class="btn btn-default">'.t('Next').' &raquo;</span>';
        }

        $html .= '</span>';

        return $html;
    }

    /**
     * Generate the page showing.
     *
     * @return string
     */
    protected function generatPageShowing()
    {
        return '<span class="pagination-showing">'.t('Showing %d-%d of %d', (($this->getPage() - 1) * $this->getMax() + 1), min($this->getTotal(), $this->getPage() * $this->getMax()), $this->getTotal()).'</span>';
    }

    /**
     * Return true if there is no pagination to show.
     *
     * @return bool
     */
    protected function hasNothingtoShow()
    {
        return $this->offset === 0 && ($this->total - $this->offset) <= $this->limit;
    }
}


1			<?php
2
3			/*
4			* This file is part of Jitamin.
5			*
6			* Copyright (C) Jitamin Team
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11
12			namespace Jitamin\Foundation;
13
14			use PicoDb\Table;
15			use Pimple\Container;
16
17			/**
18			* Paginator helper.
19			*/
20			class Paginator
21			{
22			/**
23			* Container instance.
24			*
25			* @var \Pimple\Container
26			*/
27			private $container;
28
29			/**
30			* Total number of items.
31			*
32			* @var int
33			*/
34			private $total = 0;
35
36			/**
37			* Page number.
38			*
39			* @var int
40			*/
41			private $page = 1;
42
43			/**
44			* Offset.
45			*
46			* @var int
47			*/
48			private $offset = 0;
49
50			/**
51			* Limit.
52			*
53			* @var int
54			*/
55			private $limit = 0;
56
57			/**
58			* Sort by this column.
59			*
60			* @var string
61			*/
62			private $order = '';
63
64			/**
65			* Sorting direction.
66			*
67			* @var string
68			*/
69			private $direction = 'ASC';
70
71			/**
72			* Slice of items.
73			*
74			* @var array
75			*/
76			private $items = [];
77
78			/**
79			* PicoDb Table instance.
80			*
81			* @var \Picodb\Table
82			*/
83			private $query = null;
84
85			/**
86			* Controller name.
87			*
88			* @var string
89			*/
90			private $controller = '';
91
92			/**
93			* Action name.
94			*
95			* @var string
96			*/
97			private $action = '';
98
99			/**
100			* Url params.
101			*
102			* @var array
103			*/
104			private $params = [];
105
106			/**
107			* Constructor.
108			*
109			* @param \Pimple\Container $container
110			*/
111			public function __construct(Container $container)
112			{
113			$this->container = $container;
114			}
115
116			/**
117			* Set a PicoDb query.
118			*
119			* @param \PicoDb\Table
120			*
121			* @return Paginator
122			*/
123			public function setQuery(Table $query)
124			{
125			$this->query = $query;
126			$this->total = $this->query->count();
127
128			return $this;
129			}
130
131			/**
132			* Execute a PicoDb query.
133			*
134			* @return array
135			*/
136			public function executeQuery()
137			{
138			if ($this->query !== null) {
139			return $this->query
140			->offset($this->offset)
141			->limit($this->limit)
142			->orderBy($this->order, $this->direction)
143			->findAll();
144			}
145
146			return [];
147			}
148
149			/**
150			* Set url parameters.
151			*
152			* @param string $controller
153			* @param string $action
154			* @param array $params
155			*
156			* @return Paginator
157			*/
158			public function setUrl($controller, $action, array $params = [])
159			{
160			$this->controller = $controller;
161			$this->action = $action;
162			$this->params = $params;
163
164			return $this;
165			}
166
167			/**
168			* Add manually items.
169			*
170			* @param array $items
171			*
172			* @return Paginator
173			*/
174			public function setCollection(array $items)
175			{
176			$this->items = $items;
177
178			return $this;
179			}
180
181			/**
182			* Return the items.
183			*
184			* @return array
185			*/
186			public function getCollection()
187			{
188			return $this->items ?: $this->executeQuery();
189			}
190
191			/**
192			* Set the total number of items.
193			*
194			* @param int $total
195			*
196			* @return Paginator
197			*/
198			public function setTotal($total)
199			{
200			$this->total = $total;
201
202			return $this;
203			}
204
205			/**
206			* Get the total number of items.
207			*
208			* @return int
209			*/
210			public function getTotal()
211			{
212			return $this->total;
213			}
214
215			/**
216			* Set the default page number.
217			*
218			* @param int $page
219			*
220			* @return Paginator
221			*/
222			public function setPage($page)
223			{
224			$this->page = $page;
225
226			return $this;
227			}
228
229			/**
230			* Get the number of current page.
231			*
232			* @return int
233			*/
234			public function getPage()
235			{
236			return $this->page;
237			}
238
239			/**
240			* Get the total number of pages.
241			*
242			* @return int
243			*/
244			public function getPageTotal()
245			{
246			return ceil($this->getTotal() / $this->getMax());
247			}
248
249			/**
250			* Set the default column order.
251			*
252			* @param string $order
253			*
254			* @return Paginator
255			*/
256			public function setOrder($order)
257			{
258			$this->order = $order;
259
260			return $this;
261			}
262
263			/**
264			* Set the default sorting direction.
265			*
266			* @param string $direction
267			*
268			* @return Paginator
269			*/
270			public function setDirection($direction)
271			{
272			$this->direction = $direction;
273
274			return $this;
275			}
276
277			/**
278			* Set the maximum number of items per page.
279			*
280			* @param int $limit
281			*
282			* @return Paginator
283			*/
284			public function setMax($limit)
285			{
286			$this->limit = $limit;
287
288			return $this;
289			}
290
291			/**
292			* Get the maximum number of items per page.
293			*
294			* @return int
295			*/
296			public function getMax()
297			{
298			return $this->limit;
299			}
300
301			/**
302			* Return true if the collection is empty.
303			*
304			* @return bool
305			*/
306			public function isEmpty()
307			{
308			return $this->total === 0;
309			}
310
311			/**
312			* Execute the offset calculation only if the $condition is true.
313			*
314			* @param bool $condition
315			*
316			* @return Paginator
317			*/
318			public function calculateOnlyIf($condition)
319			{
320			if ($condition) {
321			$this->calculate();
322			}
323
324			return $this;
325			}
326
327			/**
328			* Calculate the offset value accoring to url params and the page number.
329			*
330			* @return Paginator
331			*/
332			public function calculate()
333			{
334			$this->page = $this->container['request']->getIntegerParam('page', 1);
335			$this->direction = $this->container['request']->getStringParam('direction', $this->direction);
336			$this->order = $this->container['request']->getStringParam('order', $this->order);
337
338			if ($this->page < 1) {
339			$this->page = 1;
340			}
341
342			$this->offset = (int) (($this->page - 1) * $this->limit);
343
344			return $this;
345			}
346
347			/**
348			* Generation pagination links.
349			*
350			* @return string
351			*/
352			public function toHtml()
353			{
354			$html = '';
355
356			if (!$this->hasNothingtoShow()) {
357			$html .= '<div class="pagination">';
358			$html .= $this->generatPageShowing();
359			$html .= $this->generatePreviousLink();
360			$html .= $this->generateNextLink();
361			$html .= '</div>';
362			}
363
364			return $html;
365			}
366
367			/**
368			* Magic method to output pagination links.
369			*
370			* @return string
371			*/
372			public function __toString()
373			{
374			return $this->toHtml();
375			}
376
377			/**
378			* Column sorting.
379			*
380			* @param string $label Column title
381			* @param string $column SQL column name
382			*
383			* @return string
384			*/
385			public function order($label, $column)
386			{
387			$prefix = '';
388			$direction = 'ASC';
389
390			if ($this->order === $column) {
391			$prefix = $this->direction === 'DESC' ? '▼ ' : '▲ ';
392			$direction = $this->direction === 'DESC' ? 'ASC' : 'DESC';
393			}
394
395			return $prefix.$this->container['helper']->url->link(
396			$label,
397			$this->controller,
398			$this->action,
399			$this->getUrlParams($this->page, $column, $direction)
400			);
401			}
402
403			/**
404			* Get url params for link generation.
405			*
406			* @param int $page
407			* @param string $order
408			* @param string $direction
409			*
410			* @return string
411			*/
412			protected function getUrlParams($page, $order, $direction)
413			{
414			$params = [
415			'page' => $page,
416			'order' => $order,
417			'direction' => $direction,
418			];
419
420			return array_merge($this->params, $params);
421			}
422
423			/**
424			* Generate the previous link.
425			*
426			* @return string
427			*/
428			protected function generatePreviousLink()
429			{
430			$html = '<span class="pagination-previous">';
431
432			if ($this->offset > 0) {
433			$html .= $this->container['helper']->url->link(
434			'« '.t('Previous'),
435			$this->controller,
436			$this->action,
437			$this->getUrlParams($this->page - 1, $this->order, $this->direction),
438			false,
439			'btn btn-info'
440			);
441			} else {
442			$html .= '<span class="btn btn-default">« '.t('Previous').'</span>';
443			}
444
445			$html .= '</span>';
446
447			return $html;
448			}
449
450			/**
451			* Generate the next link.
452			*
453			* @return string
454			*/
455			protected function generateNextLink()
456			{
457			$html = '<span class="pagination-next">';
458
459			if (($this->total - $this->offset) > $this->limit) {
460			$html .= $this->container['helper']->url->link(
461			t('Next').' »',
462			$this->controller,
463			$this->action,
464			$this->getUrlParams($this->page + 1, $this->order, $this->direction),
465			false,
466			'btn btn-info'
467			);
468			} else {
469			$html .= '<span class="btn btn-default">'.t('Next').' »</span>';
470			}
471
472			$html .= '</span>';
473
474			return $html;
475			}
476
477			/**
478			* Generate the page showing.
479			*
480			* @return string
481			*/
482			protected function generatPageShowing()
483			{
484			return '<span class="pagination-showing">'.t('Showing %d-%d of %d', (($this->getPage() - 1) * $this->getMax() + 1), min($this->getTotal(), $this->getPage() * $this->getMax()), $this->getTotal()).'</span>';
485			}
486
487			/**
488			* Return true if there is no pagination to show.
489			*
490			* @return bool
491			*/
492			protected function hasNothingtoShow()
493			{
494			return $this->offset === 0 && ($this->total - $this->offset) <= $this->limit;
495			}
496			}
497

Jitamin / jitamin

Paginator::__construct() A last analyzed 2017-12-27 06:16 UTC

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Paginator::__construct() A
last analyzed 2017-12-27 06:16 UTC