Code Duplication    Length = 4-4 lines in 3 locations

main/inc/lib/api.lib.php 3 locations

@@ 1309-1312 (lines=4) @@
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    if (strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false) {
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        $navigator = 'Opera';
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        list (, $version) = explode('Opera', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== false) {
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        $navigator = 'Internet Explorer';
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        list (, $version) = explode('MSIE', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== false) {
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        $navigator = 'Chrome';
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        list (, $version) = explode('Chrome', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (stripos($_SERVER['HTTP_USER_AGENT'], 'safari') !== false) {
@@ 1321-1324 (lines=4) @@
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false) {
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        $navigator = 'Mozilla';
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        list (, $version) = explode('; rv:', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Netscape') !== false) {
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        $navigator = 'Netscape';
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        list (, $version) = explode('Netscape', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false) {
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        $navigator = 'Konqueror';
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        list (, $version) = explode('Konqueror', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (stripos($_SERVER['HTTP_USER_AGENT'], 'applewebkit') !== false) {
@@ 1327-1330 (lines=4) @@
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    } elseif (strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false) {
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        $navigator = 'Konqueror';
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        list (, $version) = explode('Konqueror', $_SERVER['HTTP_USER_AGENT']);
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    } elseif (stripos($_SERVER['HTTP_USER_AGENT'], 'applewebkit') !== false) {
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        $navigator = 'AppleWebKit';
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        list (, $version) = explode('Version/', $_SERVER['HTTP_USER_AGENT']);
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    }
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    $version = str_replace('/', '', $version);
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    if (strpos($version, '.') === false) {
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        $version = number_format(doubleval($version), 1);