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Fixed bug #53037 (FILTER_FLAG_EMPTY_STRING_NULL is not implemented).
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@ -205,7 +205,11 @@ void php_filter_string(PHP_INPUT_FILTER_PARAM_DECL)
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if (new_len == 0) {
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zval_dtor(value);
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ZVAL_EMPTY_STRING(value);
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if (flags & FILTER_FLAG_EMPTY_STRING_NULL) {
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ZVAL_NULL(value);
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} else {
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ZVAL_EMPTY_STRING(value);
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}
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return;
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}
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}
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@ -280,6 +284,9 @@ void php_filter_unsafe_raw(PHP_INPUT_FILTER_PARAM_DECL)
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}
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php_filter_encode_html(value, enc);
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} else if (flags & FILTER_FLAG_EMPTY_STRING_NULL && Z_STRLEN_P(value) == 0) {
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zval_dtor(value);
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ZVAL_NULL(value);
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}
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}
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/* }}} */
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14
ext/filter/tests/bug53037.phpt
Normal file
14
ext/filter/tests/bug53037.phpt
Normal file
@ -0,0 +1,14 @@
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--TEST--
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Bug #53037 (FILTER_FLAG_EMPTY_STRING_NULL is not implemented)
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--SKIPIF--
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<?php if (!extension_loaded("filter")) die("skip"); ?>
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--FILE--
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<?php
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var_dump(
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filter_var("", FILTER_DEFAULT),
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filter_var("", FILTER_DEFAULT, array('flags' => FILTER_FLAG_EMPTY_STRING_NULL))
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);
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?>
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--EXPECT--
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string(0) ""
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NULL
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