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author | Nicolas LÅ“uillet <nicolas@loeuillet.org> | 2015-01-18 20:07:46 +0100 |
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committer | Nicolas LÅ“uillet <nicolas@loeuillet.org> | 2015-01-18 20:07:46 +0100 |
commit | adf17b677edeb2387671f6a0f12123e7497b5938 (patch) | |
tree | 8fd87d7bf5699488ffc12afa991011e80ac1011b /inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php | |
parent | 894cd087f41d605f2f093aaad1300825f705e009 (diff) | |
download | wallabag-adf17b677edeb2387671f6a0f12123e7497b5938.tar.gz wallabag-adf17b677edeb2387671f6a0f12123e7497b5938.tar.zst wallabag-adf17b677edeb2387671f6a0f12123e7497b5938.zip |
remove 3rd libraries
Diffstat (limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php')
-rw-r--r-- | inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php deleted file mode 100644 index 9f14444f..00000000 --- a/inc/3rdparty/htmlpurifier/HTMLPurifier/ConfigSchema/Validator.php +++ /dev/null | |||
@@ -1,248 +0,0 @@ | |||
1 | <?php | ||
2 | |||
3 | /** | ||
4 | * Performs validations on HTMLPurifier_ConfigSchema_Interchange | ||
5 | * | ||
6 | * @note If you see '// handled by InterchangeBuilder', that means a | ||
7 | * design decision in that class would prevent this validation from | ||
8 | * ever being necessary. We have them anyway, however, for | ||
9 | * redundancy. | ||
10 | */ | ||
11 | class HTMLPurifier_ConfigSchema_Validator | ||
12 | { | ||
13 | |||
14 | /** | ||
15 | * @type HTMLPurifier_ConfigSchema_Interchange | ||
16 | */ | ||
17 | protected $interchange; | ||
18 | |||
19 | /** | ||
20 | * @type array | ||
21 | */ | ||
22 | protected $aliases; | ||
23 | |||
24 | /** | ||
25 | * Context-stack to provide easy to read error messages. | ||
26 | * @type array | ||
27 | */ | ||
28 | protected $context = array(); | ||
29 | |||
30 | /** | ||
31 | * to test default's type. | ||
32 | * @type HTMLPurifier_VarParser | ||
33 | */ | ||
34 | protected $parser; | ||
35 | |||
36 | public function __construct() | ||
37 | { | ||
38 | $this->parser = new HTMLPurifier_VarParser(); | ||
39 | } | ||
40 | |||
41 | /** | ||
42 | * Validates a fully-formed interchange object. | ||
43 | * @param HTMLPurifier_ConfigSchema_Interchange $interchange | ||
44 | * @return bool | ||
45 | */ | ||
46 | public function validate($interchange) | ||
47 | { | ||
48 | $this->interchange = $interchange; | ||
49 | $this->aliases = array(); | ||
50 | // PHP is a bit lax with integer <=> string conversions in | ||
51 | // arrays, so we don't use the identical !== comparison | ||
52 | foreach ($interchange->directives as $i => $directive) { | ||
53 | $id = $directive->id->toString(); | ||
54 | if ($i != $id) { | ||
55 | $this->error(false, "Integrity violation: key '$i' does not match internal id '$id'"); | ||
56 | } | ||
57 | $this->validateDirective($directive); | ||
58 | } | ||
59 | return true; | ||
60 | } | ||
61 | |||
62 | /** | ||
63 | * Validates a HTMLPurifier_ConfigSchema_Interchange_Id object. | ||
64 | * @param HTMLPurifier_ConfigSchema_Interchange_Id $id | ||
65 | */ | ||
66 | public function validateId($id) | ||
67 | { | ||
68 | $id_string = $id->toString(); | ||
69 | $this->context[] = "id '$id_string'"; | ||
70 | if (!$id instanceof HTMLPurifier_ConfigSchema_Interchange_Id) { | ||
71 | // handled by InterchangeBuilder | ||
72 | $this->error(false, 'is not an instance of HTMLPurifier_ConfigSchema_Interchange_Id'); | ||
73 | } | ||
74 | // keys are now unconstrained (we might want to narrow down to A-Za-z0-9.) | ||
75 | // we probably should check that it has at least one namespace | ||
76 | $this->with($id, 'key') | ||
77 | ->assertNotEmpty() | ||
78 | ->assertIsString(); // implicit assertIsString handled by InterchangeBuilder | ||
79 | array_pop($this->context); | ||
80 | } | ||
81 | |||
82 | /** | ||
83 | * Validates a HTMLPurifier_ConfigSchema_Interchange_Directive object. | ||
84 | * @param HTMLPurifier_ConfigSchema_Interchange_Directive $d | ||
85 | */ | ||
86 | public function validateDirective($d) | ||
87 | { | ||
88 | $id = $d->id->toString(); | ||
89 | $this->context[] = "directive '$id'"; | ||
90 | $this->validateId($d->id); | ||
91 | |||
92 | $this->with($d, 'description') | ||
93 | ->assertNotEmpty(); | ||
94 | |||
95 | // BEGIN - handled by InterchangeBuilder | ||
96 | $this->with($d, 'type') | ||
97 | ->assertNotEmpty(); | ||
98 | $this->with($d, 'typeAllowsNull') | ||
99 | ->assertIsBool(); | ||
100 | try { | ||
101 | // This also tests validity of $d->type | ||
102 | $this->parser->parse($d->default, $d->type, $d->typeAllowsNull); | ||
103 | } catch (HTMLPurifier_VarParserException $e) { | ||
104 | $this->error('default', 'had error: ' . $e->getMessage()); | ||
105 | } | ||
106 | // END - handled by InterchangeBuilder | ||
107 | |||
108 | if (!is_null($d->allowed) || !empty($d->valueAliases)) { | ||
109 | // allowed and valueAliases require that we be dealing with | ||
110 | // strings, so check for that early. | ||
111 | $d_int = HTMLPurifier_VarParser::$types[$d->type]; | ||
112 | if (!isset(HTMLPurifier_VarParser::$stringTypes[$d_int])) { | ||
113 | $this->error('type', 'must be a string type when used with allowed or value aliases'); | ||
114 | } | ||
115 | } | ||
116 | |||
117 | $this->validateDirectiveAllowed($d); | ||
118 | $this->validateDirectiveValueAliases($d); | ||
119 | $this->validateDirectiveAliases($d); | ||
120 | |||
121 | array_pop($this->context); | ||
122 | } | ||
123 | |||
124 | /** | ||
125 | * Extra validation if $allowed member variable of | ||
126 | * HTMLPurifier_ConfigSchema_Interchange_Directive is defined. | ||
127 | * @param HTMLPurifier_ConfigSchema_Interchange_Directive $d | ||
128 | */ | ||
129 | public function validateDirectiveAllowed($d) | ||
130 | { | ||
131 | if (is_null($d->allowed)) { | ||
132 | return; | ||
133 | } | ||
134 | $this->with($d, 'allowed') | ||
135 | ->assertNotEmpty() | ||
136 | ->assertIsLookup(); // handled by InterchangeBuilder | ||
137 | if (is_string($d->default) && !isset($d->allowed[$d->default])) { | ||
138 | $this->error('default', 'must be an allowed value'); | ||
139 | } | ||
140 | $this->context[] = 'allowed'; | ||
141 | foreach ($d->allowed as $val => $x) { | ||
142 | if (!is_string($val)) { | ||
143 | $this->error("value $val", 'must be a string'); | ||
144 | } | ||
145 | } | ||
146 | array_pop($this->context); | ||
147 | } | ||
148 | |||
149 | /** | ||
150 | * Extra validation if $valueAliases member variable of | ||
151 | * HTMLPurifier_ConfigSchema_Interchange_Directive is defined. | ||
152 | * @param HTMLPurifier_ConfigSchema_Interchange_Directive $d | ||
153 | */ | ||
154 | public function validateDirectiveValueAliases($d) | ||
155 | { | ||
156 | if (is_null($d->valueAliases)) { | ||
157 | return; | ||
158 | } | ||
159 | $this->with($d, 'valueAliases') | ||
160 | ->assertIsArray(); // handled by InterchangeBuilder | ||
161 | $this->context[] = 'valueAliases'; | ||
162 | foreach ($d->valueAliases as $alias => $real) { | ||
163 | if (!is_string($alias)) { | ||
164 | $this->error("alias $alias", 'must be a string'); | ||
165 | } | ||
166 | if (!is_string($real)) { | ||
167 | $this->error("alias target $real from alias '$alias'", 'must be a string'); | ||
168 | } | ||
169 | if ($alias === $real) { | ||
170 | $this->error("alias '$alias'", "must not be an alias to itself"); | ||
171 | } | ||
172 | } | ||
173 | if (!is_null($d->allowed)) { | ||
174 | foreach ($d->valueAliases as $alias => $real) { | ||
175 | if (isset($d->allowed[$alias])) { | ||
176 | $this->error("alias '$alias'", 'must not be an allowed value'); | ||
177 | } elseif (!isset($d->allowed[$real])) { | ||
178 | $this->error("alias '$alias'", 'must be an alias to an allowed value'); | ||
179 | } | ||
180 | } | ||
181 | } | ||
182 | array_pop($this->context); | ||
183 | } | ||
184 | |||
185 | /** | ||
186 | * Extra validation if $aliases member variable of | ||
187 | * HTMLPurifier_ConfigSchema_Interchange_Directive is defined. | ||
188 | * @param HTMLPurifier_ConfigSchema_Interchange_Directive $d | ||
189 | */ | ||
190 | public function validateDirectiveAliases($d) | ||
191 | { | ||
192 | $this->with($d, 'aliases') | ||
193 | ->assertIsArray(); // handled by InterchangeBuilder | ||
194 | $this->context[] = 'aliases'; | ||
195 | foreach ($d->aliases as $alias) { | ||
196 | $this->validateId($alias); | ||
197 | $s = $alias->toString(); | ||
198 | if (isset($this->interchange->directives[$s])) { | ||
199 | $this->error("alias '$s'", 'collides with another directive'); | ||
200 | } | ||
201 | if (isset($this->aliases[$s])) { | ||
202 | $other_directive = $this->aliases[$s]; | ||
203 | $this->error("alias '$s'", "collides with alias for directive '$other_directive'"); | ||
204 | } | ||
205 | $this->aliases[$s] = $d->id->toString(); | ||
206 | } | ||
207 | array_pop($this->context); | ||
208 | } | ||
209 | |||
210 | // protected helper functions | ||
211 | |||
212 | /** | ||
213 | * Convenience function for generating HTMLPurifier_ConfigSchema_ValidatorAtom | ||
214 | * for validating simple member variables of objects. | ||
215 | * @param $obj | ||
216 | * @param $member | ||
217 | * @return HTMLPurifier_ConfigSchema_ValidatorAtom | ||
218 | */ | ||
219 | protected function with($obj, $member) | ||
220 | { | ||
221 | return new HTMLPurifier_ConfigSchema_ValidatorAtom($this->getFormattedContext(), $obj, $member); | ||
222 | } | ||
223 | |||
224 | /** | ||
225 | * Emits an error, providing helpful context. | ||
226 | * @throws HTMLPurifier_ConfigSchema_Exception | ||
227 | */ | ||
228 | protected function error($target, $msg) | ||
229 | { | ||
230 | if ($target !== false) { | ||
231 | $prefix = ucfirst($target) . ' in ' . $this->getFormattedContext(); | ||
232 | } else { | ||
233 | $prefix = ucfirst($this->getFormattedContext()); | ||
234 | } | ||
235 | throw new HTMLPurifier_ConfigSchema_Exception(trim($prefix . ' ' . $msg)); | ||
236 | } | ||
237 | |||
238 | /** | ||
239 | * Returns a formatted context string. | ||
240 | * @return string | ||
241 | */ | ||
242 | protected function getFormattedContext() | ||
243 | { | ||
244 | return implode(' in ', array_reverse($this->context)); | ||
245 | } | ||
246 | } | ||
247 | |||
248 | // vim: et sw=4 sts=4 | ||