1 | <?php |
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2 | /** |
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3 | * @link http://www.yiiframework.com/ |
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4 | * @copyright Copyright (c) 2008 Yii Software LLC |
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5 | * @license http://www.yiiframework.com/license/ |
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6 | */ |
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7 | |||
8 | namespace yii\base; |
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9 | |||
10 | use Yii; |
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11 | |||
12 | /** |
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13 | * Request represents a request that is handled by an [[Application]]. |
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14 | * |
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15 | * For more details and usage information on Request, see the [guide article on requests](guide:runtime-requests). |
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16 | * |
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17 | * @property bool $isConsoleRequest The value indicating whether the current request is made via console. |
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18 | * @property string $scriptFile Entry script file path (processed w/ realpath()). |
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19 | * |
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20 | * @author Qiang Xue <[email protected]> |
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21 | * @since 2.0 |
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22 | */ |
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23 | abstract class Request extends Component |
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24 | { |
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25 | private $_scriptFile; |
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26 | private $_isConsoleRequest; |
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27 | |||
28 | |||
29 | /** |
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30 | * Resolves the current request into a route and the associated parameters. |
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31 | * @return array the first element is the route, and the second is the associated parameters. |
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32 | */ |
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33 | abstract public function resolve(); |
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34 | |||
35 | /** |
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36 | * Returns a value indicating whether the current request is made via command line. |
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37 | * @return bool the value indicating whether the current request is made via console |
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38 | */ |
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39 | public function getIsConsoleRequest() |
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40 | { |
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41 | return $this->_isConsoleRequest !== null ? $this->_isConsoleRequest : PHP_SAPI === 'cli'; |
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42 | } |
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43 | |||
44 | /** |
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45 | * Sets the value indicating whether the current request is made via command line. |
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46 | * @param bool $value the value indicating whether the current request is made via command line |
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47 | */ |
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48 | public function setIsConsoleRequest($value) |
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49 | { |
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50 | $this->_isConsoleRequest = $value; |
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51 | } |
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52 | |||
53 | /** |
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54 | * Returns entry script file path. |
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55 | * @return string entry script file path (processed w/ realpath()) |
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56 | * @throws InvalidConfigException if the entry script file path cannot be determined automatically. |
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57 | */ |
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58 | 6 | public function getScriptFile() |
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59 | { |
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60 | 6 | if ($this->_scriptFile === null) { |
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61 | 6 | if (isset($_SERVER['SCRIPT_FILENAME'])) { |
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62 | 6 | $this->setScriptFile($_SERVER['SCRIPT_FILENAME']); |
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63 | } else { |
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64 | throw new InvalidConfigException('Unable to determine the entry script file path.'); |
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65 | } |
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66 | } |
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67 | |||
68 | 6 | return $this->_scriptFile; |
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69 | } |
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70 | |||
71 | /** |
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72 | * Sets the entry script file path. |
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73 | * The entry script file path can normally be determined based on the `SCRIPT_FILENAME` SERVER variable. |
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74 | * However, for some server configurations, this may not be correct or feasible. |
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75 | * This setter is provided so that the entry script file path can be manually specified. |
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76 | * @param string $value the entry script file path. This can be either a file path or a [path alias](guide:concept-aliases). |
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77 | * @throws InvalidConfigException if the provided entry script file path is invalid. |
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78 | */ |
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79 | 6 | public function setScriptFile($value) |
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80 | { |
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81 | 6 | $scriptFile = realpath(Yii::getAlias($value)); |
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82 | 6 | if ($scriptFile !== false && is_file($scriptFile)) { |
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83 | 6 | $this->_scriptFile = $scriptFile; |
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84 | } else { |
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85 | throw new InvalidConfigException('Unable to determine the entry script file path.'); |
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86 | } |
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87 | 6 | } |
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88 | } |
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89 |