PMF_Pagination::__construct() - Code Metrics - Inspection of "Merge pull request #1192 from SeLite/master" - thorsten/phpMyFAQ - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 97f4cc...894ced )

by Thorsten

created 2016-06-30 04:15 UTC

PMF_Pagination::__construct() F

↳ Parent: PMF_Pagination

Complexity

Conditions	15
Paths	8192

Size

Total Lines	60
Code Lines	30

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	15
eloc	30
nc	8192
nop	2
dl	0
loc	60
rs	3.0644
c	0
b	0
f	0

How to fix Long Method Complexity

<?php
/**
 * Pagination handler class
 *
 * PHP Version 5.4
 *
 * This Source Code Form is subject to the terms of the Mozilla Public License,
 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
 * obtain one at http://mozilla.org/MPL/2.0/.
 *
 * @category  phpMyFAQ
 * @package   PMF_Pagination
 * @author    Anatoliy Belsky <[email protected]>
 * @author    Thorsten Rinne <[email protected]>
 * @copyright 2009-2014 phpMyFAQ Team
 * @license   http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
 * @link      http://www.phpmyfaq.de
 * @since     2009-09-27
 */

if (!defined('IS_VALID_PHPMYFAQ')) {
    exit();
}

/**
 * PMF_Pagination
 *
 * @category  phpMyFAQ
 * @package   PMF_Pagination
 * @author    Anatoliy Belsky <[email protected]>
 * @author    Thorsten Rinne <[email protected]>
 * @copyright 2009-2014 phpMyFAQ Team
 * @license   http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
 * @link      http://www.phpmyfaq.de
 * @since     2009-09-27
 */
class PMF_Pagination
{
    /**
     * Template vars
     */
    const TPL_VAR_LINK_URL       = '{LINK_URL}';
    const TPL_VAR_LINK_TEXT      = '{LINK_TEXT}';
    const TPL_VAR_LAYOUT_CONTENT = '{LAYOUT_CONTENT}';

    /**
     * Base url used for links
     *
     * @var string
     */
    protected $baseUrl = '';
    
    /**
     * Total items count
     *
     * @var integer
     */
    protected $total = 0;
    
    /**
     * Items per page count
     *
     * @var integer
     */
    protected $perPage = 0;
    
    /**
     * Number of adjacent links
     *
     * @var integer
     */
    protected $adjacents = 4;
    
    /**
     * Default link template. 
     * Possible variables are {LINK}, {TITLE}, {TEXT}
     *
     * @var string
     */
    protected $linkTpl = '<li><a href="{LINK_URL}">{LINK_TEXT}</a></li>';

    /**
     * Current page link template
     *
     * @var string
     */
    protected $currentPageLinkTpl = '<li class="active"><a href="{LINK_URL}">{LINK_TEXT}</a></li>';
    
    /**
     * Next page link template
     *
     * @var string
     */
    protected $nextPageLinkTpl = '<li><a href="{LINK_URL}">&rarr;</a></li>';
    
    /**
     * Previous page link template
     *
     * @var string
     */
    protected $prevPageLinkTpl = '<li><a href="{LINK_URL}">&larr;</a></li>';
    
    /**
     * First page link template
     *
     * @var string
     */
    protected $firstPageLinkTpl = '<li><a href="{LINK_URL}">&#8676;</a></li>';
    
    /**
     * Last page link template
     *
     * @var string
     */
    protected $lastPageLinkTpl = '<li><a href="{LINK_URL}">&#8677;</a></li>';
    
    /**
     * Layout template
     *
     * @var string
     */
    protected $layoutTpl = '<div class="text-center"><ul class="pagination">{LAYOUT_CONTENT}</ul></div>';

    /**
     * Current page index
     *
     * @var integer
     */
    protected $currentPage = 0;
    
    /**
     * Param name to associate the page numbers to
     *
     * @var string
     */
    protected $pageParamName = 'page';

    /**
     * SEO name
     *
     * @var string
     */
    protected $seoName = '';

    /**
     * Use rewritten URLs without GET variables
     *
     * @var boolean
     */
    protected $useRewrite = false;

    /**
     * Rewritten URL format for page param
     *
     * @var string
     */
    protected $rewriteUrl = '';

    /**
     * @var PMF_Configuration
     */
    private $_config;

    /**
     * Constructor
     *
     * We read in the current page from the baseUrl, so if it contains
     * no pageParamName, first page is asumed
     *
     * @param PMF_Configuration $config
     * @param array             $options initialization options,
     *                                   possible options:
     *                                   - baseUrl (default "")
     *                                   - total
     *                                   - perPage
     *                                   - linkTpl
     *                                   - currentPageLinkTpl
     *                                   - nextPageLinkTpl
     *                                   - prevPageLinkTpl
     *                                   - firstPageLinkTpl
     *                                   - lastPageLinkTpl
     *                                   - layoutTpl
     *                                   - pageParamName (default "page")
     *                                   - useRewrite
     *
     * @return PMF_Pagination
     */
    public function __construct(PMF_Configuration $config, Array $options = null)
    {
        $this->_config = $config;

        if (isset($options['baseUrl'])) {
            $this->baseUrl = $options['baseUrl'];
        }
       
        if (isset($options['total'])) {
            $this->total = $options['total'];
        }

        if (isset($options['perPage'])) {
            $this->perPage = $options['perPage'];
        }
       
        if (isset($options['linkTpl'])) {
            $this->linkTpl = $options['linkTpl'];
        }
       
        if (isset($options['currentPageLinkTpl'])) {
            $this->currentPageLinkTpl = $options['currentPageLinkTpl'];
        }
       
        if (isset($options['nextPageLinkTpl'])) {
            $this->nextPageLinkTpl = $options['nextPageLinkTpl'];
        }
       
        if (isset($options['prevPageLinkTpl'])) {
            $this->prevPageLinkTpl = $options['prevPageLinkTpl'];
        }
       
        if (isset($options['firstPageLinkTpl'])) {
           $this->firstPageLinkTpl = $options['firstPageLinkTpl'];
        }
        
        if (isset($options['lastPageLinkTpl'])) {
           $this->lastPageLinkTpl = $options['lastPageLinkTpl'];
        }
        
        if (isset($options['layoutTpl'])) {
           $this->layoutTpl = $options['layoutTpl'];
        }
        
        if (isset($options['pageParamName'])) {
           $this->pageParamName = $options['pageParamName'];
        }

        if (isset($options['seoName'])) {
           $this->seoName = $options['seoName'];
        }

        if (isset($options['useRewrite']) && isset($options['rewriteUrl'])) {
            $this->useRewrite = $options['useRewrite'];
            $this->rewriteUrl = $options['rewriteUrl'];
        }

        // Let this call to be last cuz it  needs some options to be set before
        $this->currentPage = $this->getCurrentPageFromUrl($this->baseUrl);
    }
    
    /**
     * Returns the current page URL
     *
     * @param string $url URL
     *
     * @return integer
     */
    protected function getCurrentPageFromUrl($url)
    {
        $page = 1;
        
        if (!empty($url)) {
            $match = [];
            if (PMF_String::preg_match('$&(amp;|)' . $this->pageParamName . '=(\d+)$', $url, $match)) {
                $page = isset($match[2]) ? $match[2] : $page;
            }
        }

        return $page;
    }
    
    /**
     * Render full pagination string
     *
     * @return string
     */
    public function render()
    {
        $content   = [];
        $pages     = ceil($this->total / $this->perPage);
        $adjacents = floor($this->adjacents / 2) >= 1 ? floor($this->adjacents / 2) : 1;
        
        for ($page = 1; $page <= $pages; $page++) {
            
            if ($page > $this->adjacents && $page < $this->currentPage - $adjacents) {
                $content[] = '<li class="disabled"><a>&hellip;</a></li>';
                $page      = $this->currentPage - $adjacents - 1;
                continue;
            }
            
            if ($page > $this->currentPage + $adjacents && $page <= $pages - $this->adjacents) {
                $content[] = '<li class="disabled"><a>&hellip;</a></li>';
                $page      = $pages - $this->adjacents;
                continue;
            }
            
            $link = $this->renderUrl($this->baseUrl, $page);

            if ($page == $this->currentPage) {
                $template = $this->currentPageLinkTpl;
            } else {
                $template = $this->linkTpl;
            }
            
            $content[] = $this->renderLink($template, $link, $page);
        }
        
        if (1 < $this->currentPage) {
            array_unshift(
                $content,
                $this->renderLink(
                    $this->prevPageLinkTpl,
                    $this->renderUrl($this->baseUrl, $this->currentPage - 1),
                    $this->currentPage - 1
                )
            );
            array_unshift(
                $content,
                $this->renderLink(
                    $this->firstPageLinkTpl,
                    $this->renderUrl($this->baseUrl, 1),
                    1
                )
            );
        }
        
        if ($page - 1 > $this->currentPage) {
            array_push(
                $content,
                $this->renderLink(
                    $this->nextPageLinkTpl,
                    $this->renderUrl($this->baseUrl, $this->currentPage + 1),
                    $this->currentPage + 1
                )
            );
            array_push(
                $content,
                $this->renderLink(
                    $this->lastPageLinkTpl,
                    $this->renderUrl($this->baseUrl, $page - 1),
                    $page - 1
                )
            );
        }
        
        return $this->renderLayout(implode('&nbsp;&nbsp;', $content));
    }
    
    /**
     * Render url for a given page
     *
     * @param string  $url  url
     * @param integer $page page number
     *
     * @return string
     */
    protected function renderUrl($url, $page)
    {
        if ($this->useRewrite) {

            $url = sprintf($this->rewriteUrl, $page);

        } else {

            $cleanedUrl = PMF_String::preg_replace(array('$&(amp;|)' . $this->pageParamName . '=(\d+)$'), '', $url);
            $url        = sprintf('%s&amp;%s=%d', $cleanedUrl, $this->pageParamName, $page);

        }

        return $url;
    }
    
    /**
     * Render a link
     *
     * @param string $tpl      link template
     * @param string $url      url value for template container
     * @param string $linkText text value for template container
     *
     * @return string
     */
    protected function renderLink($tpl, $url, $linkText)
    {
        $search  = array(self::TPL_VAR_LINK_URL, self::TPL_VAR_LINK_TEXT);
        $replace = array($url, $linkText);

        return str_replace($search, $replace, $tpl);
    }
    
    /**
     * Render the whole pagination layout
     *
     * @param string $content layout contents
     *
     * @return string
     */
    protected function renderLayout($content)
    {
        return str_replace(self::TPL_VAR_LAYOUT_CONTENT, $content, $this->layoutTpl);
    }
}

1		<?php
2		/**
3		* Pagination handler class
4		*
5		* PHP Version 5.4
6		*
7		* This Source Code Form is subject to the terms of the Mozilla Public License,
8		* v. 2.0. If a copy of the MPL was not distributed with this file, You can
9		* obtain one at http://mozilla.org/MPL/2.0/.
10		*
11		* @category phpMyFAQ
12		* @package PMF_Pagination
13		* @author Anatoliy Belsky <[email protected]>
14		* @author Thorsten Rinne <[email protected]>
15		* @copyright 2009-2014 phpMyFAQ Team
16		* @license http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
17		* @link http://www.phpmyfaq.de
18		* @since 2009-09-27
19		*/
20
21		if (!defined('IS_VALID_PHPMYFAQ')) {
22		exit();
23		}
24
25		/**
26		* PMF_Pagination
27		*
28		* @category phpMyFAQ
29		* @package PMF_Pagination
30		* @author Anatoliy Belsky <[email protected]>
31		* @author Thorsten Rinne <[email protected]>
32		* @copyright 2009-2014 phpMyFAQ Team
33		* @license http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
34		* @link http://www.phpmyfaq.de
35		* @since 2009-09-27
36		*/
37		class PMF_Pagination
38		{
39		/**
40		* Template vars
41		*/
42		const TPL_VAR_LINK_URL = '{LINK_URL}';
43		const TPL_VAR_LINK_TEXT = '{LINK_TEXT}';
44		const TPL_VAR_LAYOUT_CONTENT = '{LAYOUT_CONTENT}';
45
46		/**
47		* Base url used for links
48		*
49		* @var string
50		*/
51		protected $baseUrl = '';
52
53		/**
54		* Total items count
55		*
56		* @var integer
57		*/
58		protected $total = 0;
59
60		/**
61		* Items per page count
62		*
63		* @var integer
64		*/
65		protected $perPage = 0;
66
67		/**
68		* Number of adjacent links
69		*
70		* @var integer
71		*/
72		protected $adjacents = 4;
73
74		/**
75		* Default link template.
76		* Possible variables are {LINK}, {TITLE}, {TEXT}
77		*
78		* @var string
79		*/
80		protected $linkTpl = '<li><a href="{LINK_URL}">{LINK_TEXT}</a></li>';
81
82		/**
83		* Current page link template
84		*
85		* @var string
86		*/
87		protected $currentPageLinkTpl = '<li class="active"><a href="{LINK_URL}">{LINK_TEXT}</a></li>';
88
89		/**
90		* Next page link template
91		*
92		* @var string
93		*/
94		protected $nextPageLinkTpl = '<li><a href="{LINK_URL}">→</a></li>';
95
96		/**
97		* Previous page link template
98		*
99		* @var string
100		*/
101		protected $prevPageLinkTpl = '<li><a href="{LINK_URL}">←</a></li>';
102
103		/**
104		* First page link template
105		*
106		* @var string
107		*/
108		protected $firstPageLinkTpl = '<li><a href="{LINK_URL}">⇤</a></li>';
109
110		/**
111		* Last page link template
112		*
113		* @var string
114		*/
115		protected $lastPageLinkTpl = '<li><a href="{LINK_URL}">⇥</a></li>';
116
117		/**
118		* Layout template
119		*
120		* @var string
121		*/
122		protected $layoutTpl = '<div class="text-center"><ul class="pagination">{LAYOUT_CONTENT}</ul></div>';
123
124		/**
125		* Current page index
126		*
127		* @var integer
128		*/
129		protected $currentPage = 0;
130
131		/**
132		* Param name to associate the page numbers to
133		*
134		* @var string
135		*/
136		protected $pageParamName = 'page';
137
138		/**
139		* SEO name
140		*
141		* @var string
142		*/
143		protected $seoName = '';
144
145		/**
146		* Use rewritten URLs without GET variables
147		*
148		* @var boolean
149		*/
150		protected $useRewrite = false;
151
152		/**
153		* Rewritten URL format for page param
154		*
155		* @var string
156		*/
157		protected $rewriteUrl = '';
158
159		/**
160		* @var PMF_Configuration
161		*/
162		private $_config;
163
164		/**
165		* Constructor
166		*
167		* We read in the current page from the baseUrl, so if it contains
168		* no pageParamName, first page is asumed
169		*
170		* @param PMF_Configuration $config
171		* @param array $options initialization options,
172		* possible options:
173		* - baseUrl (default "")
174		* - total
175		* - perPage
176		* - linkTpl
177		* - currentPageLinkTpl
178		* - nextPageLinkTpl
179		* - prevPageLinkTpl
180		* - firstPageLinkTpl
181		* - lastPageLinkTpl
182		* - layoutTpl
183		* - pageParamName (default "page")
184		* - useRewrite
185		*
186		* @return PMF_Pagination
187		*/
188		public function __construct(PMF_Configuration $config, Array $options = null)
189		{
190		$this->_config = $config;
191
192		if (isset($options['baseUrl'])) {
193		$this->baseUrl = $options['baseUrl'];
194		}
195
196		if (isset($options['total'])) {
197		$this->total = $options['total'];
198		}
199
200		if (isset($options['perPage'])) {
201		$this->perPage = $options['perPage'];
202		}
203
204		if (isset($options['linkTpl'])) {
205		$this->linkTpl = $options['linkTpl'];
206		}
207
208		if (isset($options['currentPageLinkTpl'])) {
209		$this->currentPageLinkTpl = $options['currentPageLinkTpl'];
210		}
211
212		if (isset($options['nextPageLinkTpl'])) {
213		$this->nextPageLinkTpl = $options['nextPageLinkTpl'];
214		}
215
216		if (isset($options['prevPageLinkTpl'])) {
217		$this->prevPageLinkTpl = $options['prevPageLinkTpl'];
218		}
219
220		if (isset($options['firstPageLinkTpl'])) {
221		$this->firstPageLinkTpl = $options['firstPageLinkTpl'];
222		}
223
224		if (isset($options['lastPageLinkTpl'])) {
225		$this->lastPageLinkTpl = $options['lastPageLinkTpl'];
226		}
227
228		if (isset($options['layoutTpl'])) {
229		$this->layoutTpl = $options['layoutTpl'];
230		}
231
232		if (isset($options['pageParamName'])) {
233		$this->pageParamName = $options['pageParamName'];
234		}
235
236		if (isset($options['seoName'])) {
237		$this->seoName = $options['seoName'];
238		}
239
240		if (isset($options['useRewrite']) && isset($options['rewriteUrl'])) {
241		$this->useRewrite = $options['useRewrite'];
242		$this->rewriteUrl = $options['rewriteUrl'];
243		}
244
245		// Let this call to be last cuz it needs some options to be set before
246		$this->currentPage = $this->getCurrentPageFromUrl($this->baseUrl);
247		}
248
249		/**
250		* Returns the current page URL
251		*
252		* @param string $url URL
253		*
254		* @return integer
255		*/
256		protected function getCurrentPageFromUrl($url)
257		{
258		$page = 1;
259
260		if (!empty($url)) {
261		$match = [];
262		if (PMF_String::preg_match('$&(amp;\|)' . $this->pageParamName . '=(\d+)$', $url, $match)) {
263		$page = isset($match[2]) ? $match[2] : $page;
264		}
265		}
266
267		return $page;
268		}
269
270		/**
271		* Render full pagination string
272		*
273		* @return string
274		*/
275		public function render()
276		{
277		$content = [];
278		$pages = ceil($this->total / $this->perPage);
279		$adjacents = floor($this->adjacents / 2) >= 1 ? floor($this->adjacents / 2) : 1;
280
281		for ($page = 1; $page <= $pages; $page++) {
282
283	View Code Duplication	if ($page > $this->adjacents && $page < $this->currentPage - $adjacents) {
284		$content[] = '<li class="disabled"><a>…</a></li>';
285		$page = $this->currentPage - $adjacents - 1;
286		continue;
287		}
288
289	View Code Duplication	if ($page > $this->currentPage + $adjacents && $page <= $pages - $this->adjacents) {
290		$content[] = '<li class="disabled"><a>…</a></li>';
291		$page = $pages - $this->adjacents;
292		continue;
293		}
294
295		$link = $this->renderUrl($this->baseUrl, $page);
296
297		if ($page == $this->currentPage) {
298		$template = $this->currentPageLinkTpl;
299		} else {
300		$template = $this->linkTpl;
301		}
302
303		$content[] = $this->renderLink($template, $link, $page);
304		}
305
306		if (1 < $this->currentPage) {
307		array_unshift(
308		$content,
309		$this->renderLink(
310		$this->prevPageLinkTpl,
311		$this->renderUrl($this->baseUrl, $this->currentPage - 1),
312		$this->currentPage - 1
313		)
314		);
315		array_unshift(
316		$content,
317		$this->renderLink(
318		$this->firstPageLinkTpl,
319		$this->renderUrl($this->baseUrl, 1),
320		1
321		)
322		);
323		}
324
325		if ($page - 1 > $this->currentPage) {
326		array_push(
327		$content,
328		$this->renderLink(
329		$this->nextPageLinkTpl,
330		$this->renderUrl($this->baseUrl, $this->currentPage + 1),
331		$this->currentPage + 1
332		)
333		);
334		array_push(
335		$content,
336		$this->renderLink(
337		$this->lastPageLinkTpl,
338		$this->renderUrl($this->baseUrl, $page - 1),
339		$page - 1
340		)
341		);
342		}
343
344		return $this->renderLayout(implode('  ', $content));
345		}
346
347		/**
348		* Render url for a given page
349		*
350		* @param string $url url
351		* @param integer $page page number
352		*
353		* @return string
354		*/
355		protected function renderUrl($url, $page)
356		{
357		if ($this->useRewrite) {
358
359		$url = sprintf($this->rewriteUrl, $page);
360
361		} else {
362
363		$cleanedUrl = PMF_String::preg_replace(array('$&(amp;\|)' . $this->pageParamName . '=(\d+)$'), '', $url);
364		$url = sprintf('%s&%s=%d', $cleanedUrl, $this->pageParamName, $page);
365
366		}
367
368		return $url;
369		}
370
371		/**
372		* Render a link
373		*
374		* @param string $tpl link template
375		* @param string $url url value for template container
376		* @param string $linkText text value for template container
377		*
378		* @return string
379		*/
380		protected function renderLink($tpl, $url, $linkText)
381		{
382		$search = array(self::TPL_VAR_LINK_URL, self::TPL_VAR_LINK_TEXT);
383		$replace = array($url, $linkText);
384
385		return str_replace($search, $replace, $tpl);
386		}
387
388		/**
389		* Render the whole pagination layout
390		*
391		* @param string $content layout contents
392		*
393		* @return string
394		*/
395		protected function renderLayout($content)
396		{
397		return str_replace(self::TPL_VAR_LAYOUT_CONTENT, $content, $this->layoutTpl);
398		}
399		}

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PMF_Pagination::__construct() F

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