| Conditions | 25 |
| Paths | 330 |
| Total Lines | 86 |
| Lines | 23 |
| Ratio | 26.74 % |
| Changes | 0 | ||
Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php |
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| 99 | private function compile(string $name, bool $processLang, bool $processInclude, bool $processExtends): string |
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| 100 | { |
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| 101 | if ($this->isRouteView) { |
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| 102 | $this->isRouteView = false; |
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| 103 | $path = ''; |
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| 104 | $stack = debug_backtrace(); |
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| 105 | foreach ($stack as $item) { |
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| 106 | if (false !== stripos($item['file'], DIRECTORY_SEPARATOR . 'Route' . DIRECTORY_SEPARATOR)) { |
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| 107 | $path = pathinfo($item['file'], PATHINFO_DIRNAME) . '/view.html.php'; |
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| 108 | if ($processLang) { |
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| 109 | $storagePath = str_replace('view.html.php', '_lang/' . $this->language . '.php', $path); |
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| 110 | } |
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| 111 | break; |
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| 112 | } |
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| 113 | } |
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| 114 | } else { |
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| 115 | $path = $this->packageRoot . '/view/' . $name; |
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| 116 | if ($processLang) { |
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| 117 | $storagePath = str_replace('view.html.php', '', $path) . '_lang/' . $this->language . '.php'; |
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| 118 | } |
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| 119 | } |
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| 120 | |||
| 121 | if (file_exists($path)) { |
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| 122 | ob_start(); |
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| 123 | readfile($path); |
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| 124 | $code = ob_get_clean(); |
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| 125 | } else { |
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| 126 | throw new FileNotFoundException($path); |
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| 127 | } |
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| 128 | |||
| 129 | if ($processLang && file_exists($storagePath)) { |
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| 130 | $storage = include $storagePath; |
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| 131 | if ('' == $this->title) { |
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| 132 | $this->title = $storage['title'] ?? ''; |
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| 133 | } |
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| 134 | preg_match_all('/<!-- lang (.*) -->/', $code, $matchList); |
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| 135 | View Code Duplication | if (isset($matchList[1])) { |
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| 136 | foreach ($matchList[1] as $key => $index) { |
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| 137 | $name = explode('>', $index); |
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| 138 | $default = trim($name[1] ?? ''); |
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| 139 | $name = trim($name[0]); |
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| 140 | if (!empty($matchList[0][$key]) && false !== strpos($code, $matchList[0][$key])) { |
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| 141 | $code = str_replace($matchList[0][$key], $storage[$name] ?? $default, $code); |
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| 142 | } |
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| 143 | } |
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| 144 | } |
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| 145 | View Code Duplication | } else { |
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| 146 | preg_match_all('/<!-- lang (.*) -->/', $code, $matchList); |
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| 147 | if (isset($matchList[1])) { |
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| 148 | foreach ($matchList[1] as $key => $index) { |
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| 149 | $name = explode('>', $index); |
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| 150 | $default = trim($name[1] ?? ''); |
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| 151 | $name = trim($name[0]); |
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| 152 | if (!empty($matchList[0][$key]) && false !== strpos($code, $matchList[0][$key])) { |
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| 153 | $code = str_replace($matchList[0][$key], $this->$name ?? $default, $code); |
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| 154 | } |
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| 155 | } |
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| 156 | } |
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| 157 | } |
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| 158 | |||
| 159 | if ($processInclude) { |
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| 160 | preg_match_all('/<!-- include (.*) -->/', $code, $matchList); |
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| 161 | if (isset($matchList[1])) { |
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| 162 | foreach ($matchList[1] as $key => $template) { |
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| 163 | if (!empty($matchList[0][$key]) && false !== strpos($code, $matchList[0][$key])) { |
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| 164 | $template = trim($template); |
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| 165 | $code = str_replace($matchList[0][$key], $this->compile($template . '/view.html.php', true, true, false), $code); |
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| 166 | } |
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| 167 | } |
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| 168 | } |
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| 169 | } |
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| 170 | |||
| 171 | if ($processExtends) { |
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| 172 | preg_match_all('/<!-- extends (.*) -->/', $code, $matchList); |
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| 173 | if (isset($matchList[1][0])) { |
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| 174 | $template = trim($matchList[1][0]); |
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| 175 | $parentHtml = $this->compile($template . '/view.html.php', true, true, false); |
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| 176 | |||
| 177 | $code = str_replace($matchList[0][0], '', $code); |
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| 178 | $parentHtml = str_replace('<!-- section -->', $code, $parentHtml); |
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| 179 | $code = $parentHtml; |
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| 180 | } |
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| 181 | } |
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| 182 | |||
| 183 | return $code; |
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| 184 | } |
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| 185 | |||
| 207 | } |
If you define a variable conditionally, it can happen that it is not defined for all execution paths.
Let’s take a look at an example:
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined.
Available Fixes
Check for existence of the variable explicitly:
Define a default value for the variable:
Add a value for the missing path: