mambax7 /
XoopsCore25
| Conditions | 55 |
| Paths | > 20000 |
| Total Lines | 179 |
| Code Lines | 134 |
| Lines | 0 |
| Ratio | 0 % |
| Changes | 1 | ||
| Bugs | 0 | Features | 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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| 24 | function smarty_function_fetch($params, $template) |
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| 25 | { |
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| 26 | if (empty($params[ 'file' ])) { |
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| 27 | trigger_error('[plugin] fetch parameter \'file\' cannot be empty', E_USER_NOTICE); |
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| 28 | return; |
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| 29 | } |
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| 30 | // strip file protocol |
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| 31 | if (stripos($params[ 'file' ], 'file://') === 0) { |
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| 32 | $params[ 'file' ] = substr($params[ 'file' ], 7); |
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| 33 | } |
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| 34 | $protocol = strpos($params[ 'file' ], '://'); |
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| 35 | if ($protocol !== false) { |
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| 36 | $protocol = strtolower(substr($params[ 'file' ], 0, $protocol)); |
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| 37 | } |
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| 38 | if (isset($template->smarty->security_policy)) { |
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| 39 | if ($protocol) { |
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| 40 | // remote resource (or php stream, …) |
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| 41 | if (!$template->smarty->security_policy->isTrustedUri($params[ 'file' ])) { |
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| 42 | return; |
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| 43 | } |
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| 44 | } else { |
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| 45 | // local file |
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| 46 | if (!$template->smarty->security_policy->isTrustedResourceDir($params[ 'file' ])) { |
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| 47 | return; |
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| 48 | } |
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| 49 | } |
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| 50 | } |
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| 51 | $content = ''; |
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| 52 | if ($protocol === 'http') { |
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| 53 | // http fetch |
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| 54 | if ($uri_parts = parse_url($params[ 'file' ])) { |
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| 55 | // set defaults |
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| 56 | $host = $server_name = $uri_parts[ 'host' ]; |
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| 57 | $timeout = 30; |
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| 58 | $accept = 'image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*'; |
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| 59 | $agent = 'Smarty Template Engine ' . Smarty::SMARTY_VERSION; |
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| 60 | $referer = ''; |
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| 61 | $uri = !empty($uri_parts[ 'path' ]) ? $uri_parts[ 'path' ] : '/'; |
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| 62 | $uri .= !empty($uri_parts[ 'query' ]) ? '?' . $uri_parts[ 'query' ] : ''; |
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| 63 | $_is_proxy = false; |
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| 64 | if (empty($uri_parts[ 'port' ])) { |
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| 65 | $port = 80; |
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| 66 | } else { |
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| 67 | $port = $uri_parts[ 'port' ]; |
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| 68 | } |
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| 69 | if (!empty($uri_parts[ 'user' ])) { |
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| 70 | $user = $uri_parts[ 'user' ]; |
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| 71 | } |
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| 72 | if (!empty($uri_parts[ 'pass' ])) { |
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| 73 | $pass = $uri_parts[ 'pass' ]; |
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| 74 | } |
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| 75 | // loop through parameters, setup headers |
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| 76 | foreach ($params as $param_key => $param_value) { |
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| 77 | switch ($param_key) { |
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| 78 | case 'file': |
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| 79 | case 'assign': |
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| 80 | case 'assign_headers': |
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| 81 | break; |
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| 82 | case 'user': |
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| 83 | if (!empty($param_value)) { |
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| 84 | $user = $param_value; |
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| 85 | } |
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| 86 | break; |
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| 87 | case 'pass': |
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| 88 | if (!empty($param_value)) { |
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| 89 | $pass = $param_value; |
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| 90 | } |
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| 91 | break; |
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| 92 | case 'accept': |
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| 93 | if (!empty($param_value)) { |
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| 94 | $accept = $param_value; |
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| 95 | } |
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| 96 | break; |
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| 97 | case 'header': |
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| 98 | if (!empty($param_value)) { |
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| 99 | if (!preg_match('![\w\d-]+: .+!', $param_value)) { |
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| 100 | trigger_error("[plugin] invalid header format '{$param_value}'", E_USER_NOTICE); |
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| 101 | return; |
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| 102 | } else { |
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| 103 | $extra_headers[] = $param_value; |
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| 104 | } |
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| 105 | } |
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| 106 | break; |
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| 107 | case 'proxy_host': |
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| 108 | if (!empty($param_value)) { |
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| 109 | $proxy_host = $param_value; |
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| 110 | } |
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| 111 | break; |
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| 112 | case 'proxy_port': |
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| 113 | if (!preg_match('!\D!', $param_value)) { |
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| 114 | $proxy_port = (int)$param_value; |
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| 115 | } else { |
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| 116 | trigger_error("[plugin] invalid value for attribute '{$param_key }'", E_USER_NOTICE); |
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| 117 | return; |
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| 118 | } |
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| 119 | break; |
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| 120 | case 'agent': |
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| 121 | if (!empty($param_value)) { |
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| 122 | $agent = $param_value; |
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| 123 | } |
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| 124 | break; |
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| 125 | case 'referer': |
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| 126 | if (!empty($param_value)) { |
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| 127 | $referer = $param_value; |
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| 128 | } |
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| 129 | break; |
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| 130 | case 'timeout': |
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| 131 | if (!preg_match('!\D!', $param_value)) { |
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| 132 | $timeout = (int)$param_value; |
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| 133 | } else { |
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| 134 | trigger_error("[plugin] invalid value for attribute '{$param_key}'", E_USER_NOTICE); |
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| 135 | return; |
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| 136 | } |
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| 137 | break; |
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| 138 | default: |
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| 139 | trigger_error("[plugin] unrecognized attribute '{$param_key}'", E_USER_NOTICE); |
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| 140 | return; |
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| 141 | } |
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| 142 | } |
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| 143 | if (!empty($proxy_host) && !empty($proxy_port)) { |
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| 144 | $_is_proxy = true; |
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| 145 | $fp = fsockopen($proxy_host, $proxy_port, $errno, $errstr, $timeout); |
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| 146 | } else { |
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| 147 | $fp = fsockopen($server_name, $port, $errno, $errstr, $timeout); |
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| 148 | } |
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| 149 | if (!$fp) { |
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|
introduced
by
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| 150 | trigger_error("[plugin] unable to fetch: $errstr ($errno)", E_USER_NOTICE); |
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| 151 | return; |
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| 152 | } else { |
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| 153 | if ($_is_proxy) { |
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| 154 | fputs($fp, 'GET ' . $params[ 'file' ] . " HTTP/1.0\r\n"); |
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| 155 | } else { |
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| 156 | fputs($fp, "GET $uri HTTP/1.0\r\n"); |
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| 157 | } |
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| 158 | if (!empty($host)) { |
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| 159 | fputs($fp, "Host: $host\r\n"); |
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| 160 | } |
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| 161 | if (!empty($accept)) { |
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| 162 | fputs($fp, "Accept: $accept\r\n"); |
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| 163 | } |
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| 164 | if (!empty($agent)) { |
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| 165 | fputs($fp, "User-Agent: $agent\r\n"); |
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| 166 | } |
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| 167 | if (!empty($referer)) { |
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| 168 | fputs($fp, "Referer: $referer\r\n"); |
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| 169 | } |
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| 170 | if (isset($extra_headers) && is_array($extra_headers)) { |
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| 171 | foreach ($extra_headers as $curr_header) { |
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| 172 | fputs($fp, $curr_header . "\r\n"); |
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| 173 | } |
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| 174 | } |
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| 175 | if (!empty($user) && !empty($pass)) { |
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| 176 | fputs($fp, 'Authorization: BASIC ' . base64_encode("$user:$pass") . "\r\n"); |
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| 177 | } |
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| 178 | fputs($fp, "\r\n"); |
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| 179 | while (!feof($fp)) { |
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| 180 | $content .= fgets($fp, 4096); |
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| 181 | } |
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| 182 | fclose($fp); |
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| 183 | $csplit = preg_split("!\r\n\r\n!", $content, 2); |
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| 184 | $content = $csplit[ 1 ]; |
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| 185 | if (!empty($params[ 'assign_headers' ])) { |
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| 186 | $template->assign($params[ 'assign_headers' ], preg_split("!\r\n!", $csplit[ 0 ])); |
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| 187 | } |
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| 188 | } |
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| 189 | } else { |
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| 190 | trigger_error("[plugin fetch] unable to parse URL, check syntax", E_USER_NOTICE); |
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| 191 | return; |
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| 192 | } |
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| 193 | } else { |
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| 194 | $content = @file_get_contents($params[ 'file' ]); |
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| 195 | if ($content === false) { |
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| 196 | throw new SmartyException("{fetch} cannot read resource '" . $params[ 'file' ] . "'"); |
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| 197 | } |
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| 198 | } |
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| 199 | if (!empty($params[ 'assign' ])) { |
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| 200 | $template->assign($params[ 'assign' ], $content); |
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| 201 | } else { |
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| 202 | return $content; |
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| 203 | } |
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| 205 |
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