Merge pull request #18256 from kamil-tekiela/ob_gzhandler
Check whether ob_gzhandler is already in use
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a3dd6f1e96
@ -8,6 +8,7 @@ use function defined;
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use function flush;
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use function function_exists;
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use function header;
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use function in_array;
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use function ini_get;
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use function ob_end_clean;
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use function ob_flush;
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@ -15,6 +16,7 @@ use function ob_get_contents;
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use function ob_get_length;
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use function ob_get_level;
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use function ob_get_status;
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use function ob_list_handlers;
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use function ob_start;
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use function sprintf;
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@ -78,7 +80,7 @@ class OutputBuffering
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return;
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}
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if ($this->mode && function_exists('ob_gzhandler')) {
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if ($this->mode && function_exists('ob_gzhandler') && ! in_array('ob_gzhandler', ob_list_handlers())) {
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ob_start('ob_gzhandler');
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}
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