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1 | <?php |
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2 | /** |
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3 | * Argument parser |
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4 | * |
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5 | * @author Matthias Gisder <[email protected]> |
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6 | * @copyright 2014 inGenerator Ltd |
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7 | * @licence BSD |
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8 | */ |
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9 | |||
10 | |||
11 | namespace Ingenerator\RunSingle; |
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12 | |||
13 | |||
14 | class ArgumentParser |
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15 | { |
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16 | protected $sep_counter; |
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17 | |||
18 | protected $arg_defaults = array( |
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19 | 'task_name' => '', |
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20 | 'timeout' => '', |
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21 | 'automatic_garbage_collect' => TRUE, |
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22 | 'command' => '', |
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23 | ); |
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24 | |||
25 | /** |
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26 | * @param array $argv |
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27 | * |
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28 | * @return array |
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0 ignored issues
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29 | * @throws \InvalidArgumentException |
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30 | */ |
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31 | public function parse(array $argv) |
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32 | { |
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33 | $this->sep_counter = $this->find_sep_counter($argv); |
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34 | $arg_parts = \array_merge($this->arg_defaults, $this->find_arg_parts($argv)); |
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35 | $this->command_parts = $this->escaped_command_parts($argv); |
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36 | |||
37 | $args['timeout'] = $this->timeout($arg_parts); |
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38 | $args['task_name'] = $this->task_name($arg_parts); |
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39 | $args['automatic_garbage_collect'] = $this->automatic_garbage_collect($arg_parts); |
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40 | $args['command'] = $this->command($argv); |
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41 | |||
42 | return ($args); |
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43 | } |
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44 | |||
45 | /** |
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46 | * @param array $args |
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47 | * |
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48 | * @return int |
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49 | * @throws \InvalidArgumentException |
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50 | */ |
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51 | protected function timeout($args) |
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52 | { |
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53 | if (! \is_numeric($args['timeout']) || $args['timeout'] <= 0) { |
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54 | throw new \InvalidArgumentException('invalid or missing timeout value (set with "--timeout=".'); |
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55 | } |
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56 | |||
57 | return $args['timeout']; |
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58 | } |
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59 | |||
60 | /** |
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61 | * @param array $args |
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62 | * |
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63 | * @return string |
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64 | * @throws \InvalidArgumentException |
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65 | */ |
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66 | protected function task_name($args) |
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67 | { |
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68 | if (! \is_string($args['task_name']) || $args['task_name'] == '') { |
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69 | throw new \InvalidArgumentException('invalid or missing task_name value (set with "--task_name=".'); |
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70 | } |
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71 | |||
72 | return $args['task_name']; |
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73 | } |
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74 | |||
75 | /** |
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76 | * @param array $args |
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77 | * |
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78 | * @return bool |
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79 | */ |
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80 | protected function automatic_garbage_collect($args) |
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81 | { |
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82 | if (isset($args['no-garbage-collect'])) { |
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83 | return FALSE; |
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84 | } |
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85 | |||
86 | return TRUE; |
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87 | } |
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88 | |||
89 | /** |
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90 | * @param $argv |
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91 | * |
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92 | * @return string |
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93 | * @throws \InvalidArgumentException |
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94 | */ |
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95 | protected function command($argv) |
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96 | { |
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97 | $command = \implode(' ', $this->escaped_command_parts($argv)); |
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98 | if ($command === '') { |
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99 | throw new \InvalidArgumentException('command has to be specified'); |
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100 | } |
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101 | |||
102 | return $command; |
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103 | } |
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104 | |||
105 | /** |
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106 | * @param array $argv |
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107 | * |
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108 | * @return array |
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0 ignored issues
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109 | */ |
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110 | protected function find_sep_counter($argv) |
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111 | { |
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112 | $sep_counter = 0; |
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113 | foreach ($argv as $arg) { |
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114 | if ($arg == '--') { |
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115 | break; |
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116 | } |
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117 | $sep_counter ++; |
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118 | } |
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119 | |||
120 | return $sep_counter; |
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121 | } |
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122 | |||
123 | /** |
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124 | * @param array $argv |
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125 | * |
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126 | * @return array |
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127 | */ |
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128 | protected function find_arg_parts($argv) |
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129 | { |
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130 | $arg_parts = array(); |
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131 | $key_value_strings = $this->key_value_strings($argv); |
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132 | foreach ($key_value_strings as $key_value_string) { |
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133 | $new = \explode('=', $key_value_string); |
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134 | |||
135 | if (\preg_match('/\-\-/', $new[0])) { |
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136 | $new[0] = \str_replace('--', '', $new[0]); |
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137 | // for arguments requiring no value assignment |
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138 | if (! isset($new[1])) { |
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139 | $new[1] = TRUE; |
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140 | } |
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141 | $arg_parts[$new[0]] = $new[1]; |
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142 | } |
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143 | } |
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144 | |||
145 | return $arg_parts; |
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146 | } |
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147 | |||
148 | /** |
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149 | * @param array $argv |
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150 | * |
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151 | * @return array |
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152 | */ |
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153 | protected function key_value_strings($argv) |
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154 | { |
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155 | $key_value_strings = array(); |
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156 | if ($this->sep_counter > 0) { |
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157 | $key_value_strings = \array_slice($argv, 0, $this->sep_counter); |
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158 | } |
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159 | |||
160 | return $key_value_strings; |
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161 | } |
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162 | |||
163 | /** |
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164 | * @param array $argv |
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165 | * |
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166 | * @return array |
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167 | */ |
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168 | protected function escaped_command_parts($argv) |
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169 | { |
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170 | $command_parts = array(); |
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171 | if ($this->sep_counter > 0) { |
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172 | $command_parts = \array_slice($argv, $this->sep_counter + 1); |
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173 | } |
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174 | |||
175 | return \array_map('escapeshellarg', $command_parts); |
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176 | } |
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177 | |||
178 | } |
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179 |
This check looks for the generic type
array
as a return type and suggests a more specific type. This type is inferred from the actual code.