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Fix #79212: NumberFormatter::format() may detect wrong type #5141

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Fix #79212: NumberFormatter::format() may detect wrong type #5141

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bc4e62b
Fix #79212: NumberFormatter::format() may detect wrong type
cmb69 Feb 2, 2020
6301f40
Cater to number being an array
cmb69 Feb 2, 2020
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30 changes: 15 additions & 15 deletions ext/intl/formatter/formatter_format.c
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Original file line number Diff line number Diff line change
Expand Up @@ -53,23 +53,23 @@ PHP_FUNCTION( numfmt_format )
/* Fetch the object. */
FORMATTER_METHOD_FETCH_OBJECT;

if(type == FORMAT_TYPE_DEFAULT) {
if(Z_TYPE_P(number) == IS_STRING) {
convert_scalar_to_number_ex(number);
}

if(Z_TYPE_P(number) == IS_LONG) {
/* take INT32 on 32-bit, int64 on 64-bit */
type = (sizeof(zend_long) == 8)?FORMAT_TYPE_INT64:FORMAT_TYPE_INT32;
} else if(Z_TYPE_P(number) == IS_DOUBLE) {
type = FORMAT_TYPE_DOUBLE;
} else {
type = FORMAT_TYPE_INT32;
}
if(Z_TYPE_P(number) != IS_ARRAY) {
convert_scalar_to_number_ex(number);
} else {
convert_to_long(number);
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I'd suggest treating this as an error condition instead.

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I don't think we can break BC here for PHP-7.3 and 7.4 (passing an array is currently supported, and the docs even implicitly support that: "Can be integer or float, other values will be converted to a numeric value."). I think changing this for master, would be prudent, though.

}

if(Z_TYPE_P(number) != IS_DOUBLE && Z_TYPE_P(number) != IS_LONG) {
convert_scalar_to_number(number );
if(type == FORMAT_TYPE_DEFAULT) {
switch(Z_TYPE_P(number)) {
case IS_LONG:
/* take INT32 on 32-bit, int64 on 64-bit */
type = (sizeof(zend_long) == 8)?FORMAT_TYPE_INT64:FORMAT_TYPE_INT32;
break;
case IS_DOUBLE:
type = FORMAT_TYPE_DOUBLE;
break;
EMPTY_SWITCH_DEFAULT_CASE();
}
}

switch(type) {
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18 changes: 18 additions & 0 deletions ext/intl/tests/bug79212.phpt
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@@ -0,0 +1,18 @@
--TEST--
Bug #79212 (NumberFormatter::format() may detect wrong type)
--SKIPIF--
<?php
if (!extension_loaded('intl')) die('skip intl extension not available');
if (!extension_loaded('gmp')) die('skip gmp extension not available');
?>
--FILE--
<?php
$fmt = new NumberFormatter('en_US', NumberFormatter::PATTERN_DECIMAL);
var_dump($fmt->format(gmp_init('823749273428379492374')));

$fmt = new NumberFormatter('en_US', NumberFormatter::PATTERN_DECIMAL);
var_dump($fmt->format([1], NumberFormatter::TYPE_INT64));
?>
--EXPECT--
string(21) "823749273428379400000"
string(1) "1"