Test Failed
Push — master ( 614e1a...5c1cf2 )
by gt9000
13:11
created

RouteParser::parse()   A

Complexity

Conditions 4
Paths 2

Size

Total Lines 18
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 4
eloc 12
nc 2
nop 2
dl 0
loc 18
rs 9.2
c 0
b 0
f 0
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<?php
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namespace zqhong\route;
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class RouteParser
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{
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    protected $leftSeparator = '{';
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    protected $rightSeparator = '}';
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    /**
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     * 解析路由:
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     * e.g.
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     * parse('/user/{id:\d+}', 'getUser') -> new Route('/user/(\d+)', 'getUser', ['id' => 'id"])
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     *
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     * @param string $route
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     * @param $handler
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     * @return array
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     */
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    public function parse($route, $handler)
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    {
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        $params = [];
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        $leftPos = strpos($route, $this->leftSeparator);
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        $rightPos = strpos($route, $this->rightSeparator);
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        while (($leftPos || $rightPos) !== false && $rightPos > $leftPos) {
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            $rule = substr($route, $leftPos, $rightPos - $leftPos + 1);
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            list($paramName, $regex) = explode(':', trim($rule, '{}'), 2);
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            $route = str_replace($rule, sprintf('(%s)', $regex), $route);
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            $params[$paramName] = $paramName;
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            $leftPos = strpos($route, $this->leftSeparator);
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            $rightPos = strpos($route, $this->rightSeparator);
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        }
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        return new Route($route, $handler, $params);
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    }
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}
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