1 | <?php |
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2 | |
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3 | /** |
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4 | * NanoRequest |
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5 | * |
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6 | * @package NanoAjax |
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7 | * |
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8 | */ |
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9 | class NanoRequest |
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10 | { |
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11 | /** |
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12 | * Enter description here... |
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13 | * |
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14 | * @var array |
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15 | */ |
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16 | private $_mArrRequestData = array(); |
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17 | |
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18 | /** |
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19 | * path to user classes |
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20 | * |
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21 | * @var string |
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22 | */ |
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23 | private $_mStrClassPath = ''; |
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24 | |
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25 | /** |
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26 | * default class suffix |
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27 | * |
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28 | * @var string |
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29 | */ |
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30 | private $_mStrClassSuffix = '.inc.php'; |
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31 | private $_mStrClassPreffix = 'class.ajax.'; |
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32 | |
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33 | |
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34 | /** |
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35 | * Enter description here... |
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36 | * |
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37 | * @param unknown_type $request_data |
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38 | */ |
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39 | public function __construct( $class_path, $class_suffix, $class_preffix ) |
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40 | { |
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41 | $this->_mStrClassPath = $class_path; |
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42 | $this->_mStrClassSuffix = $class_suffix; |
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43 | $this->_mStrClassPreffix = $class_preffix; |
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44 | } |
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45 | |
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46 | /** |
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47 | * Enter description here... |
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48 | * |
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49 | * @param unknown_type $request_data |
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50 | */ |
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51 | public function setRequestData($request_data) |
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52 | { |
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53 | if( $this->_isRequestDataValid($request_data) ) |
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54 | { |
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55 | $this->_mArrRequestData = $request_data; |
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56 | } |
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57 | } |
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58 | |
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59 | |
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60 | /** |
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61 | * Enter description here... |
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62 | * |
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63 | * @return unknown |
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64 | */ |
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65 | public function executeRequest() |
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66 | { |
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67 | $this->_loadUserDefinedClass( $this->_mArrRequestData['parameter']['action'] ); |
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68 | |
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69 | if( false !== ($userclass = $this->_initializeUserClass($this->_mArrRequestData['parameter']['action'])) ) |
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70 | { |
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71 | return $this->_callUserMethod( $userclass, $this->_mArrRequestData['parameter']['mode'], $this->_mArrRequestData['data'] ); |
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72 | } |
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73 | else |
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74 | { |
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75 | $this->_throwException('user class ['.$this->_mArrRequestData['parameter']['action'].'] not found!!!'); |
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76 | } |
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77 | } |
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78 | |
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79 | /** |
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80 | * Enter description here... |
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81 | * |
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82 | * @param unknown_type $data |
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83 | * @return unknown |
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84 | */ |
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85 | private function _isRequestDataValid( $data ) |
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86 | { |
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87 | if( is_array($data) && count($data) > 0 ) |
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88 | { |
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89 | if( isset($data['parameter']) && !empty($data['parameter']) ) |
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90 | { |
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91 | if( isset($data['parameter']['action']) && !empty($data['parameter']['action']) ) |
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92 | { |
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93 | if( isset($data['parameter']['mode']) && !empty($data['parameter']['mode']) ) |
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94 | { |
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95 | return true; |
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96 | } |
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97 | else |
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98 | { |
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99 | $this->_throwException('missing or empty Parameter [mode] in (virtual) request!!!'); |
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100 | } |
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101 | } |
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102 | else |
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103 | { |
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104 | $this->_throwException('missing or empty Parameter [action] in (virtual) request!!!'); |
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105 | } |
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106 | } |
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107 | else |
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108 | { |
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109 | $this->_throwException('missing all parameter data in (virtual) request!!!'); |
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110 | } |
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111 | } |
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112 | else |
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113 | { |
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114 | $this->_throwException('invalid formed (virtual) request!!!'); |
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115 | } |
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116 | } |
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117 | |
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118 | /** |
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119 | * Enter description here... |
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120 | * |
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121 | * @param unknown_type $classname |
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122 | */ |
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123 | protected function _loadUserDefinedClass( $classname ) |
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124 | { |
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125 | ( NanoUtil::isNotEmptyString($classname) && /*!class_exists($classname) &&*/ file_exists($this->_mStrClassPath.$this->_mStrClassPreffix.$classname.$this->_mStrClassSuffix) && is_readable($this->_mStrClassPath.$this->_mStrClassPreffix.$classname.$this->_mStrClassSuffix) ) |
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126 | ? require_once( $this->_mStrClassPath.$this->_mStrClassPreffix.$classname.$this->_mStrClassSuffix ) |
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127 | : $this->_throwException('given class {'.$this->_mStrClassPreffix.$classname.$this->_mStrClassSuffix. |
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128 | '} does not exists'); |
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129 | } |
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130 | |
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131 | /** |
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132 | * Enter description here... |
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133 | * |
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134 | * @param unknown_type $classname |
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135 | * @return unknown |
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136 | */ |
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137 | protected function _initializeUserClass( $classname ) |
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138 | { |
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139 | return ( class_exists($classname) ) |
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140 | ? new $classname() |
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141 | : false; |
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142 | } |
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143 | |
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144 | /** |
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145 | * Enter description here... |
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146 | * |
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147 | * @param unknown_type $userclass |
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148 | * @param unknown_type $usermethod |
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149 | * @param unknown_type $userdata |
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150 | * @return unknown |
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151 | */ |
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152 | protected function _callUserMethod( $userclass, $usermethod, $userdata ) |
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153 | { |
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154 | return ( method_exists( $userclass, $usermethod ) ) |
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155 | ? $userclass->$usermethod($userdata) |
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156 | : $this->_throwException('given user method {'.$usermethod. |
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157 | '} does not exists in class ['. |
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158 | get_class($userclass).']'); |
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159 | } |
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160 | |
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161 | |
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162 | /** |
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163 | * Enter description here... |
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164 | * |
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165 | * @param unknown_type $msg |
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166 | */ |
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167 | private function _throwException( $msg ) |
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168 | { |
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169 | throw new Exception($msg); |
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170 | } |
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171 | } |
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172 | |
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173 | ?> |
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