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authorNicolas LÅ“uillet <nicolas@loeuillet.org>2014-02-21 15:57:10 +0100
committerNicolas LÅ“uillet <nicolas@loeuillet.org>2014-02-21 15:57:10 +0100
commit99679d06884120c57f43b44e55e03595f1f87bed (patch)
treea3f2a1aa1afdaeca1386d0c6e8a75344fd2241fb /inc/3rdparty/htmlpurifier/HTMLPurifier/URIDefinition.php
parent655214ab30ee84884dc408488b85586f36263fcb (diff)
parentd3b47e94705e17b3ba3529cbb1dc6efe69c5d2b7 (diff)
downloadwallabag-99679d06884120c57f43b44e55e03595f1f87bed.tar.gz
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Merge pull request #481 from wallabag/dev1.5.2
1.5.2
Diffstat (limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/URIDefinition.php')
-rw-r--r--inc/3rdparty/htmlpurifier/HTMLPurifier/URIDefinition.php112
1 files changed, 112 insertions, 0 deletions
diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/URIDefinition.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/URIDefinition.php
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1<?php
2
3class HTMLPurifier_URIDefinition extends HTMLPurifier_Definition
4{
5
6 public $type = 'URI';
7 protected $filters = array();
8 protected $postFilters = array();
9 protected $registeredFilters = array();
10
11 /**
12 * HTMLPurifier_URI object of the base specified at %URI.Base
13 */
14 public $base;
15
16 /**
17 * String host to consider "home" base, derived off of $base
18 */
19 public $host;
20
21 /**
22 * Name of default scheme based on %URI.DefaultScheme and %URI.Base
23 */
24 public $defaultScheme;
25
26 public function __construct()
27 {
28 $this->registerFilter(new HTMLPurifier_URIFilter_DisableExternal());
29 $this->registerFilter(new HTMLPurifier_URIFilter_DisableExternalResources());
30 $this->registerFilter(new HTMLPurifier_URIFilter_DisableResources());
31 $this->registerFilter(new HTMLPurifier_URIFilter_HostBlacklist());
32 $this->registerFilter(new HTMLPurifier_URIFilter_SafeIframe());
33 $this->registerFilter(new HTMLPurifier_URIFilter_MakeAbsolute());
34 $this->registerFilter(new HTMLPurifier_URIFilter_Munge());
35 }
36
37 public function registerFilter($filter)
38 {
39 $this->registeredFilters[$filter->name] = $filter;
40 }
41
42 public function addFilter($filter, $config)
43 {
44 $r = $filter->prepare($config);
45 if ($r === false) return; // null is ok, for backwards compat
46 if ($filter->post) {
47 $this->postFilters[$filter->name] = $filter;
48 } else {
49 $this->filters[$filter->name] = $filter;
50 }
51 }
52
53 protected function doSetup($config)
54 {
55 $this->setupMemberVariables($config);
56 $this->setupFilters($config);
57 }
58
59 protected function setupFilters($config)
60 {
61 foreach ($this->registeredFilters as $name => $filter) {
62 if ($filter->always_load) {
63 $this->addFilter($filter, $config);
64 } else {
65 $conf = $config->get('URI.' . $name);
66 if ($conf !== false && $conf !== null) {
67 $this->addFilter($filter, $config);
68 }
69 }
70 }
71 unset($this->registeredFilters);
72 }
73
74 protected function setupMemberVariables($config)
75 {
76 $this->host = $config->get('URI.Host');
77 $base_uri = $config->get('URI.Base');
78 if (!is_null($base_uri)) {
79 $parser = new HTMLPurifier_URIParser();
80 $this->base = $parser->parse($base_uri);
81 $this->defaultScheme = $this->base->scheme;
82 if (is_null($this->host)) $this->host = $this->base->host;
83 }
84 if (is_null($this->defaultScheme)) $this->defaultScheme = $config->get('URI.DefaultScheme');
85 }
86
87 public function getDefaultScheme($config, $context)
88 {
89 return HTMLPurifier_URISchemeRegistry::instance()->getScheme($this->defaultScheme, $config, $context);
90 }
91
92 public function filter(&$uri, $config, $context)
93 {
94 foreach ($this->filters as $name => $f) {
95 $result = $f->filter($uri, $config, $context);
96 if (!$result) return false;
97 }
98 return true;
99 }
100
101 public function postFilter(&$uri, $config, $context)
102 {
103 foreach ($this->postFilters as $name => $f) {
104 $result = $f->filter($uri, $config, $context);
105 if (!$result) return false;
106 }
107 return true;
108 }
109
110}
111
112// vim: et sw=4 sts=4