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Code Duplication    Length = 3-3 lines in 2 locations

phpmyfaq/src/phpMyFAQ/Captcha.php 2 locations

@@ 318-320 (lines=3) @@
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        $w2 = 0;
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        for ($x = 0; $x < $this->width; $x += (int)$nextline) {
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            if ($x < $this->width) {
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                imageline($this->img, $x + $w1, 0, $x + $w2, $this->height - 1, rand($color1, $color2));
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            }
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            if ($x < $this->height) {
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                imageline($this->img, 0, $x - $w2, $this->width - 1, $x - $w1, rand($color1, $color2));
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            }
@@ 321-323 (lines=3) @@
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            if ($x < $this->width) {
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                imageline($this->img, $x + $w1, 0, $x + $w2, $this->height - 1, rand($color1, $color2));
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            }
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            if ($x < $this->height) {
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                imageline($this->img, 0, $x - $w2, $this->width - 1, $x - $w1, rand($color1, $color2));
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            }
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            if (function_exists('imagettftext') && (count($this->fonts) > 0)) {
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                $nextline += rand(-5, 7);
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                if ($nextline < 1) {