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308 } |
308 } |
309 return null; |
309 return null; |
310 } |
310 } |
311 |
311 |
312 /** |
312 /** |
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313 * Make a rule exclusive (the only one called) |
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314 * @param string stage |
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315 * @return null |
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316 */ |
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317 |
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318 public function exclusive_rule($rule) |
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319 { |
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320 if ( is_string($rule) ) |
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321 $this->rules = array($rule); |
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322 |
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323 return null; |
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324 } |
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325 |
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326 /** |
313 * Generate a token |
327 * Generate a token |
314 * @param int Token index |
328 * @param int Token index |
315 * @return string |
329 * @return string |
316 * @static |
330 * @static |
317 */ |
331 */ |