1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace HtImgModule\View\Helper; |
4
|
|
|
|
5
|
|
|
use Zend\View\Helper\AbstractHelper; |
6
|
|
|
use HtImgModule\Service\CacheManagerInterface; |
7
|
|
|
use HtImgModule\Imagine\Filter\FilterManagerInterface; |
8
|
|
|
use HtImgModule\Imagine\Loader\LoaderManagerInterface; |
9
|
|
|
|
10
|
|
|
class ImgUrl extends AbstractHelper |
11
|
|
|
{ |
12
|
|
|
/** |
13
|
|
|
* @var CacheManagerInterface |
14
|
|
|
*/ |
15
|
|
|
protected $cacheManager; |
16
|
|
|
|
17
|
|
|
/** |
18
|
|
|
* @var FilterManagerInterface |
19
|
|
|
*/ |
20
|
|
|
protected $filterManager; |
21
|
|
|
|
22
|
|
|
/** |
23
|
|
|
* @var LoaderManagerInterface |
24
|
|
|
*/ |
25
|
|
|
protected $loaderManager; |
26
|
|
|
|
27
|
|
|
/** |
28
|
|
|
* Constructor |
29
|
|
|
* |
30
|
|
|
* @param CacheManagerInterface $cacheManager |
31
|
|
|
* @param FilterManagerInterface $filterManager |
32
|
|
|
* @param LoaderManagerInterface $loaderManager |
33
|
|
|
*/ |
34
|
2 |
|
public function __construct( |
35
|
|
|
CacheManagerInterface $cacheManager, |
36
|
|
|
FilterManagerInterface $filterManager, |
37
|
|
|
LoaderManagerInterface $loaderManager |
38
|
|
|
) |
39
|
|
|
{ |
40
|
2 |
|
$this->cacheManager = $cacheManager; |
41
|
2 |
|
$this->filterManager = $filterManager; |
42
|
2 |
|
$this->loaderManager = $loaderManager; |
43
|
2 |
|
} |
44
|
|
|
|
45
|
|
|
/** |
46
|
|
|
* Gets url of image |
47
|
|
|
* |
48
|
|
|
* @param string $relativeName Relative Path |
49
|
|
|
* @param string $filter Filter Service |
50
|
|
|
* @return string |
51
|
|
|
*/ |
52
|
2 |
|
public function __invoke($relativeName, $filter) |
53
|
|
|
{ |
54
|
2 |
|
$filterOptions = $this->filterManager->getFilterOptions($filter); |
55
|
2 |
|
if (isset($filterOptions['format'])) { |
56
|
1 |
|
$format = $filterOptions['format']; |
57
|
|
|
} else { |
58
|
1 |
|
$binary = $this->loaderManager->loadBinary($relativeName, $filter); |
59
|
1 |
|
$format = $binary->getFormat() ?: 'png'; |
60
|
|
|
} |
61
|
2 |
|
if ($this->cacheManager->isCachingEnabled($filter, $filterOptions) && $this->cacheManager->cacheExists($relativeName, $filter, $format)) { |
62
|
1 |
|
$basePathHelper = $this->getView()->plugin('basePath'); |
|
|
|
|
63
|
|
|
|
64
|
1 |
|
return $basePathHelper() . '/'. $this->cacheManager->getCacheUrl($relativeName, $filter, $format); |
65
|
|
|
} |
66
|
|
|
|
67
|
1 |
|
$urlHelper = $this->getView()->plugin('url'); |
|
|
|
|
68
|
|
|
|
69
|
1 |
|
return $urlHelper('htimg/display', ['filter' => $filter], ['query' => ['relativePath' => $relativeName]]); |
70
|
|
|
} |
71
|
|
|
} |
72
|
|
|
|
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: