|
1
|
|
|
<?php |
|
2
|
|
|
namespace ntentan\honam\engines\php\helpers; |
|
3
|
|
|
|
|
4
|
|
|
use ntentan\honam\engines\php\Helper; |
|
5
|
|
|
use ntentan\utils\Input; |
|
6
|
|
|
|
|
7
|
|
|
class PaginationHelper extends Helper |
|
8
|
|
|
{ |
|
9
|
|
|
private $parameters = [ |
|
10
|
|
|
'query' => null, |
|
11
|
|
|
'number_of_links' => 21, |
|
12
|
|
|
'number_of_items' => null, |
|
13
|
|
|
'items_per_page' => 10, |
|
14
|
|
|
'base_url' => null, |
|
15
|
|
|
'page_number' => 1 |
|
16
|
|
|
]; |
|
17
|
|
|
|
|
18
|
|
|
private $halfNumberOfLinks; |
|
19
|
|
|
|
|
20
|
|
|
public function help($params = []) |
|
21
|
|
|
{ |
|
22
|
|
|
$this->parameters = array_merge($this->parameters, $params); |
|
23
|
|
|
$this->parameters['number_of_pages'] = ceil($this->parameters['number_of_items'] / $this->parameters['items_per_page']); |
|
24
|
|
|
$this->halfNumberOfLinks = ceil($this->parameters['number_of_links'] / 2); |
|
25
|
|
|
if ($this->parameters['query'] != '') { |
|
26
|
|
|
$this->parameters['page_number'] = Input::get($this->parameters['query']) == '' ? 1 : Input::get($this->parameters['query']); |
|
27
|
|
|
} |
|
28
|
|
|
return $this; |
|
29
|
|
|
} |
|
30
|
|
|
|
|
31
|
|
|
|
|
32
|
|
|
private function getLink($index) |
|
33
|
|
|
{ |
|
34
|
|
|
if ($this->parameters['query'] == '') { |
|
35
|
|
|
$link = $this->parameters['base_url'] . $index; |
|
36
|
|
|
} else { |
|
37
|
|
|
$link = $this->parameters['base_url'] . '?'; |
|
38
|
|
|
$get = Input::get(); |
|
39
|
|
|
foreach ($get as $key => $value) { |
|
40
|
|
|
if ($key == $this->parameters['query']) continue; |
|
41
|
|
|
$link .= "$key=" . urlencode($value) . '&'; |
|
42
|
|
|
} |
|
43
|
|
|
$link .= "{$this->parameters['query']}=$index"; |
|
44
|
|
|
} |
|
45
|
|
|
return $link; |
|
46
|
|
|
} |
|
47
|
|
|
|
|
48
|
|
|
public function __toString() |
|
49
|
|
|
{ |
|
50
|
|
|
$pagingLinks = array(); |
|
51
|
|
|
if ($this->parameters['page_number'] > 1) { |
|
52
|
|
|
$pagingLinks[] = array( |
|
53
|
|
|
"link" => $this->getLink($this->parameters['page_number'] - 1), |
|
54
|
|
|
"label" => "Prev", |
|
55
|
|
|
"selected" => false |
|
56
|
|
|
); |
|
57
|
|
|
} |
|
58
|
|
|
|
|
59
|
|
|
if ($this->parameters['number_of_pages'] <= $this->parameters['number_of_links'] || $this->parameters['page_number'] < $this->halfNumberOfLinks) { |
|
60
|
|
|
for ($i = 1; $i <= ($this->parameters['number_of_pages'] > $this->parameters['number_of_links'] ? $this->parameters['number_of_links'] : $this->parameters['number_of_pages']); $i++) { |
|
61
|
|
|
|
|
62
|
|
|
$pagingLinks[] = array( |
|
63
|
|
|
"link" => $this->getLink($i), |
|
64
|
|
|
"label" => "$i", |
|
65
|
|
|
"selected" => $this->parameters['page_number'] == $i |
|
66
|
|
|
); |
|
67
|
|
|
} |
|
68
|
|
|
} else { |
|
69
|
|
|
if ($this->parameters['number_of_pages'] - $this->parameters['page_number'] < $this->halfNumberOfLinks) { |
|
70
|
|
|
$startOffset = $this->parameters['page_number'] - (($this->parameters['number_of_links'] - 1) - ($this->parameters['number_of_pages'] - $this->parameters['page_number'])); |
|
71
|
|
|
$endOffset = $this->parameters['page_number'] + ($this->parameters['number_of_pages'] - $this->parameters['page_number']); |
|
72
|
|
|
} else { |
|
73
|
|
|
$startOffset = $this->parameters['page_number'] - ($this->halfNumberOfLinks - 1); |
|
74
|
|
|
$endOffset = $this->parameters['page_number'] + ($this->halfNumberOfLinks - 1); |
|
75
|
|
|
} |
|
76
|
|
|
for ($i = $startOffset; $i <= $endOffset; $i++) { |
|
77
|
|
|
$pagingLinks[] = array( |
|
78
|
|
|
"link" => $this->getLink($i), |
|
79
|
|
|
"label" => "$i", |
|
80
|
|
|
"selected" => $this->parameters['page_number'] == $i |
|
81
|
|
|
); |
|
82
|
|
|
} |
|
83
|
|
|
} |
|
84
|
|
|
|
|
85
|
|
|
if ($this->parameters['page_number'] < $this->parameters['number_of_pages']) { |
|
86
|
|
|
$pagingLinks[] = array( |
|
87
|
|
|
"link" => $this->getLink($this->parameters['page_number'] + 1), |
|
88
|
|
|
"label" => "Next", |
|
89
|
|
|
"selected" => false |
|
90
|
|
|
); |
|
91
|
|
|
} |
|
92
|
|
|
|
|
93
|
|
|
return $this->templateRenderer->render("links.tpl.php", array('links' => $pagingLinks)); |
|
94
|
|
|
} |
|
95
|
|
|
} |
|
96
|
|
|
|
ntentan /
honam
