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Improve callbacks in ext/dom and ext/xsl
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,127 @@ | ||
--TEST-- | ||
registerPHPFunctions() with callables | ||
--EXTENSIONS-- | ||
dom | ||
--FILE-- | ||
<?php | ||
|
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class MyClass { | ||
public static function dump(string $var) { | ||
var_dump($var); | ||
} | ||
} | ||
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class MyDOMXPath extends DOMXPath { | ||
public function registerCycle() { | ||
$this->registerPhpFunctions(["cycle" => array($this, "dummy")]); | ||
} | ||
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public function dummy(string $var) { | ||
echo "dummy: $var\n"; | ||
} | ||
} | ||
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$doc = new DOMDocument(); | ||
$doc->loadHTML('<a href="https://php.net">hello</a>'); | ||
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echo "--- Legit cases: none ---\n"; | ||
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$xpath = new DOMXPath($doc); | ||
$xpath->registerNamespace("php", "http://php.net/xpath"); | ||
try { | ||
$xpath->evaluate("//a[php:function('var_dump', string(@href))]"); | ||
} catch (Error $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
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echo "--- Legit cases: all ---\n"; | ||
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$xpath->registerPHPFunctions(null); | ||
$xpath->evaluate("//a[php:function('var_dump', string(@href))]"); | ||
$xpath->evaluate("//a[php:function('MyClass::dump', string(@href))]"); | ||
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echo "--- Legit cases: set ---\n"; | ||
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$xpath = new DOMXPath($doc); | ||
$xpath->registerNamespace("php", "http://php.net/xpath"); | ||
$xpath->registerPhpFunctions([]); | ||
$xpath->registerPHPFunctions(["xyz" => MyClass::dump(...), "mydump" => function (string $x) { | ||
var_dump($x); | ||
}]); | ||
$xpath->registerPhpFunctions(str_repeat("var_dump", mt_rand(1, 1) /* defeat SCCP */)); | ||
$xpath->evaluate("//a[php:function('mydump', string(@href))]"); | ||
$xpath->evaluate("//a[php:function('xyz', string(@href))]"); | ||
$xpath->evaluate("//a[php:function('var_dump', string(@href))]"); | ||
try { | ||
$xpath->evaluate("//a[php:function('notinset', string(@href))]"); | ||
} catch (Throwable $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
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echo "--- Legit cases: set with cycle ---\n"; | ||
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$xpath = new MyDOMXPath($doc); | ||
$xpath->registerNamespace("php", "http://php.net/xpath"); | ||
$xpath->registerCycle(); | ||
$xpath->evaluate("//a[php:function('cycle', string(@href))]"); | ||
|
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echo "--- Error cases ---\n"; | ||
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$xpath = new DOMXPath($doc); | ||
try { | ||
$xpath->registerPhpFunctions("nonexistent"); | ||
} catch (TypeError $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
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try { | ||
$xpath->registerPhpFunctions(function () {}); | ||
} catch (TypeError $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
|
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try { | ||
$xpath->registerPhpFunctions([function () {}]); | ||
} catch (Throwable $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
|
||
try { | ||
$xpath->registerPhpFunctions([var_dump(...)]); | ||
} catch (Throwable $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
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try { | ||
$xpath->registerPhpFunctions(["nonexistent"]); | ||
} catch (Throwable $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
|
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try { | ||
$xpath->registerPhpFunctions(["" => var_dump(...)]); | ||
} catch (Throwable $e) { | ||
echo $e->getMessage(), "\n"; | ||
} | ||
|
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?> | ||
--EXPECT-- | ||
--- Legit cases: none --- | ||
No callbacks were registered | ||
--- Legit cases: all --- | ||
string(15) "https://php.net" | ||
string(15) "https://php.net" | ||
--- Legit cases: set --- | ||
string(15) "https://php.net" | ||
string(15) "https://php.net" | ||
string(15) "https://php.net" | ||
No callback handler "notinset" registered | ||
--- Legit cases: set with cycle --- | ||
dummy: https://php.net | ||
--- Error cases --- | ||
DOMXPath::registerPhpFunctions(): Argument #1 ($restrict) must be a callable, function "nonexistent" not found or invalid function name | ||
DOMXPath::registerPhpFunctions(): Argument #1 ($restrict) must be of type array|string|null, Closure given | ||
Object of class Closure could not be converted to string | ||
Object of class Closure could not be converted to string | ||
DOMXPath::registerPhpFunctions(): Argument #1 ($restrict) must be an array with valid callbacks as values, function "nonexistent" not found or invalid function name | ||
DOMXPath::registerPhpFunctions(): Argument #1 ($restrict) array key must not be empty |
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