Bootstrap: Check that `ini_get_all()` exists before calling it, allows us to work around hosts who disable the function for "security purposes".
Fixes #37680 for trunk. git-svn-id: https://develop.svn.wordpress.org/trunk@38431 602fd350-edb4-49c9-b593-d223f7449a82
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@ -1017,14 +1017,23 @@ function wp_is_ini_value_changeable( $setting ) {
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static $ini_all;
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if ( ! isset( $ini_all ) ) {
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$ini_all = false;
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// Sometimes `ini_get_all()` is disabled via the `disable_functions` option for "security purposes".
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if ( function_exists( 'ini_get_all' ) ) {
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$ini_all = ini_get_all();
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}
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}
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// Bit operator to workaround https://bugs.php.net/bug.php?id=44936 which changes access level to 63 in PHP 5.2.6 - 5.2.17.
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if ( isset( $ini_all[ $setting ]['access'] ) && ( INI_ALL === ( $ini_all[ $setting ]['access'] & 7 ) || INI_USER === ( $ini_all[ $setting ]['access'] & 7 ) ) ) {
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return true;
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}
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// If we were unable to retrieve the details, fail gracefully to assume it's changeable.
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if ( ! is_array( $ini_all ) ) {
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return true;
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}
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return false;
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}
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