| 1 |
<?php |
<?php |
| 2 |
|
/** |
|
/* |
|
| 3 |
* Smarty plugin |
* Smarty plugin |
| 4 |
* ------------------------------------------------------------- |
* @package Smarty |
| 5 |
* Type: function |
* @subpackage plugins |
| 6 |
* Name: fetch |
*/ |
| 7 |
|
|
| 8 |
|
|
| 9 |
|
/** |
| 10 |
|
* Smarty {fetch} plugin |
| 11 |
|
* |
| 12 |
|
* Type: function<br> |
| 13 |
|
* Name: fetch<br> |
| 14 |
* Purpose: fetch file, web or ftp data and display results |
* Purpose: fetch file, web or ftp data and display results |
| 15 |
* ------------------------------------------------------------- |
* @link http://smarty.php.net/manual/en/language.function.fetch.php {fetch} |
| 16 |
|
* (Smarty online manual) |
| 17 |
|
* @param array |
| 18 |
|
* @param Smarty |
| 19 |
|
* @return string|null if the assign parameter is passed, Smarty assigns the |
| 20 |
|
* result to a template variable |
| 21 |
*/ |
*/ |
| 22 |
function smarty_function_fetch($params, &$smarty) |
function smarty_function_fetch($params, &$smarty) |
| 23 |
{ |
{ |
| 24 |
$file = $params['file']; |
if (empty($params['file'])) { |
| 25 |
|
$smarty->_trigger_fatal_error("[plugin] parameter 'file' cannot be empty"); |
|
if (empty($file)) { |
|
|
$smarty->_trigger_plugin_error("parameter 'file' cannot be empty"); |
|
| 26 |
return; |
return; |
| 27 |
} |
} |
| 28 |
|
|
| 29 |
if ($smarty->security && !preg_match('!^(http|ftp)://!i', $file)) { |
$content = ''; |
| 30 |
// fetching file, make sure it comes from secure directory |
if ($smarty->security && !preg_match('!^(http|ftp)://!i', $params['file'])) { |
| 31 |
foreach ($smarty->secure_dir as $curr_dir) { |
$_params = array('resource_type' => 'file', 'resource_name' => $params['file']); |
| 32 |
if (substr(realpath($file), 0, strlen(realpath($curr_dir))) == realpath($curr_dir)) { |
require_once(SMARTY_DIR . 'core' . DIRECTORY_SEPARATOR . 'core.is_secure.php'); |
| 33 |
$resource_is_secure = true; |
if(!smarty_core_is_secure($_params, $smarty)) { |
| 34 |
break; |
$smarty->_trigger_fatal_error('[plugin] (secure mode) fetch \'' . $params['file'] . '\' is not allowed'); |
| 35 |
} |
return; |
| 36 |
} |
} |
| 37 |
if (!$resource_is_secure) { |
|
| 38 |
$smarty->_trigger_plugin_error("(secure mode) fetch '$file' is not allowed"); |
// fetch the file |
| 39 |
|
if($fp = @fopen($params['file'],'r')) { |
| 40 |
|
while(!feof($fp)) { |
| 41 |
|
$content .= fgets ($fp,4096); |
| 42 |
|
} |
| 43 |
|
fclose($fp); |
| 44 |
|
} else { |
| 45 |
|
$smarty->_trigger_fatal_error('[plugin] fetch cannot read file \'' . $params['file'] . '\''); |
| 46 |
return; |
return; |
| 47 |
} |
} |
|
// fetch the file |
|
|
if($fp = @fopen($file,'r')) { |
|
|
while(!feof($fp)) { |
|
|
$content .= fgets ($fp,4096); |
|
|
} |
|
|
fclose($fp); |
|
|
} else { |
|
|
$smarty->_trigger_plugin_error("fetch cannot read file '$file'"); |
|
|
return; |
|
|
} |
|
| 48 |
} else { |
} else { |
| 49 |
// not a local file |
// not a local file |
| 50 |
if(preg_match('!^http://!i',$file)) { |
if(preg_match('!^http://!i',$params['file'])) { |
| 51 |
// http fetch |
// http fetch |
| 52 |
if($uri_parts = parse_url($file)) { |
if($uri_parts = parse_url($params['file'])) { |
| 53 |
// set defaults |
// set defaults |
| 54 |
$host = $server_name = $uri_parts['host']; |
$host = $server_name = $uri_parts['host']; |
| 55 |
$timeout = 30; |
$timeout = 30; |
| 56 |
$accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*"; |
$accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*"; |
| 57 |
$agent = "Smarty Template Engine ".$smarty->_version; |
$agent = "Smarty Template Engine ".$smarty->_version; |
| 58 |
$referer = ""; |
$referer = ""; |
| 59 |
if(!empty($uri_parts['path'])) { |
$uri = !empty($uri_parts['path']) ? $uri_parts['path'] : '/'; |
| 60 |
$uri = $uri_parts['path']; |
$uri .= !empty($uri_parts['query']) ? '?' . $uri_parts['query'] : ''; |
| 61 |
} else { |
$_is_proxy = false; |
| 62 |
$uri = '/'; |
if(empty($uri_parts['port'])) { |
| 63 |
} |
$port = 80; |
| 64 |
$_is_proxy = false; |
} else { |
| 65 |
if(empty($uri_parts['port'])) { |
$port = $uri_parts['port']; |
| 66 |
$port = 80; |
} |
| 67 |
} else { |
if(empty($uri_parts['user'])) { |
| 68 |
$port = $uri_parts['port']; |
$user = ''; |
| 69 |
} |
} |
| 70 |
if(empty($uri_parts['user'])) { |
// loop through parameters, setup headers |
| 71 |
$user = $uri_parts['user']; |
foreach($params as $param_key => $param_value) { |
| 72 |
} |
switch($param_key) { |
| 73 |
// loop through parameters, setup headers |
case "file": |
| 74 |
foreach($params as $param_key => $param_value) { |
case "assign": |
| 75 |
switch($param_key) { |
case "assign_headers": |
| 76 |
case "file": |
break; |
| 77 |
case "assign": |
case "user": |
| 78 |
case "assign_headers": |
if(!empty($param_value)) { |
| 79 |
break; |
$user = $param_value; |
| 80 |
case "user": |
} |
| 81 |
if(!empty($param_value)) { |
break; |
| 82 |
$user = $param_value; |
case "pass": |
| 83 |
} |
if(!empty($param_value)) { |
| 84 |
break; |
$pass = $param_value; |
| 85 |
case "pass": |
} |
| 86 |
if(!empty($param_value)) { |
break; |
| 87 |
$pass = $param_value; |
case "accept": |
| 88 |
} |
if(!empty($param_value)) { |
| 89 |
break; |
$accept = $param_value; |
| 90 |
case "accept": |
} |
| 91 |
if(!empty($param_value)) { |
break; |
| 92 |
$accept = $param_value; |
case "header": |
| 93 |
} |
if(!empty($param_value)) { |
| 94 |
break; |
if(!preg_match('![\w\d-]+: .+!',$param_value)) { |
| 95 |
case "header": |
$smarty->_trigger_fatal_error("[plugin] invalid header format '".$param_value."'"); |
| 96 |
if(!empty($param_value)) { |
return; |
| 97 |
if(!preg_match('![\w\d-]+: .+!',$param_value)) { |
} else { |
| 98 |
$smarty->_trigger_plugin_error("invalid header format '".$param_value."'"); |
$extra_headers[] = $param_value; |
| 99 |
return; |
} |
| 100 |
} else { |
} |
| 101 |
$extra_headers[] = $param_value; |
break; |
| 102 |
} |
case "proxy_host": |
| 103 |
} |
if(!empty($param_value)) { |
| 104 |
break; |
$proxy_host = $param_value; |
| 105 |
case "proxy_host": |
} |
| 106 |
if(!empty($param_value)) { |
break; |
| 107 |
$proxy_host = $param_value; |
case "proxy_port": |
| 108 |
} |
if(!preg_match('!\D!', $param_value)) { |
| 109 |
break; |
$proxy_port = (int) $param_value; |
| 110 |
case "proxy_port": |
} else { |
| 111 |
if(!preg_match('!\D!', $param_value)) { |
$smarty->_trigger_fatal_error("[plugin] invalid value for attribute '".$param_key."'"); |
| 112 |
$proxy_port = (int) $param_value; |
return; |
| 113 |
} else { |
} |
| 114 |
$smarty->_trigger_plugin_error("invalid value for attribute '".$param_key."'"); |
break; |
| 115 |
return; |
case "agent": |
| 116 |
} |
if(!empty($param_value)) { |
| 117 |
break; |
$agent = $param_value; |
| 118 |
case "agent": |
} |
| 119 |
if(!empty($param_value)) { |
break; |
| 120 |
$agent = $param_value; |
case "referer": |
| 121 |
} |
if(!empty($param_value)) { |
| 122 |
break; |
$referer = $param_value; |
| 123 |
case "referer": |
} |
| 124 |
if(!empty($param_value)) { |
break; |
| 125 |
$referer = $param_value; |
case "timeout": |
| 126 |
} |
if(!preg_match('!\D!', $param_value)) { |
| 127 |
break; |
$timeout = (int) $param_value; |
| 128 |
case "timeout": |
} else { |
| 129 |
if(!preg_match('!\D!', $param_value)) { |
$smarty->_trigger_fatal_error("[plugin] invalid value for attribute '".$param_key."'"); |
| 130 |
$timeout = (int) $param_value; |
return; |
| 131 |
} else { |
} |
| 132 |
$smarty->_trigger_plugin_error("invalid value for attribute '".$param_key."'"); |
break; |
| 133 |
return; |
default: |
| 134 |
} |
$smarty->_trigger_fatal_error("[plugin] unrecognized attribute '".$param_key."'"); |
| 135 |
break; |
return; |
| 136 |
default: |
} |
| 137 |
$smarty->_trigger_plugin_error("unrecognized attribute '".$param_key."'"); |
} |
| 138 |
return; |
if(!empty($proxy_host) && !empty($proxy_port)) { |
| 139 |
} |
$_is_proxy = true; |
| 140 |
} |
$fp = fsockopen($proxy_host,$proxy_port,$errno,$errstr,$timeout); |
| 141 |
if(!empty($proxy_host) && !empty($proxy_port)) { |
} else { |
| 142 |
$_is_proxy = true; |
$fp = fsockopen($server_name,$port,$errno,$errstr,$timeout); |
| 143 |
$fp = fsockopen($proxy_host,$proxy_port,$errno,$errstr,$timeout); |
} |
| 144 |
} else { |
|
| 145 |
$fp = fsockopen($server_name,$port,$errno,$errstr,$timeout); |
if(!$fp) { |
| 146 |
} |
$smarty->_trigger_fatal_error("[plugin] unable to fetch: $errstr ($errno)"); |
| 147 |
|
return; |
| 148 |
if(!$fp) { |
} else { |
| 149 |
$smarty->_trigger_plugin_error("unable to fetch: $errstr ($errno)"); |
if($_is_proxy) { |
| 150 |
return; |
fputs($fp, 'GET ' . $params['file'] . " HTTP/1.0\r\n"); |
| 151 |
} else { |
} else { |
| 152 |
if($_is_proxy) { |
fputs($fp, "GET $uri HTTP/1.0\r\n"); |
| 153 |
fputs($fp, "GET $file HTTP/1.0\r\n"); |
} |
| 154 |
} else { |
if(!empty($host)) { |
| 155 |
fputs($fp, "GET $uri HTTP/1.0\r\n"); |
fputs($fp, "Host: $host\r\n"); |
| 156 |
} |
} |
| 157 |
if(!empty($host)) { |
if(!empty($accept)) { |
| 158 |
fputs($fp, "Host: $host\r\n"); |
fputs($fp, "Accept: $accept\r\n"); |
| 159 |
} |
} |
| 160 |
if(!empty($accept)) { |
if(!empty($agent)) { |
| 161 |
fputs($fp, "Accept: $accept\r\n"); |
fputs($fp, "User-Agent: $agent\r\n"); |
| 162 |
} |
} |
| 163 |
if(!empty($agent)) { |
if(!empty($referer)) { |
| 164 |
fputs($fp, "User-Agent: $agent\r\n"); |
fputs($fp, "Referer: $referer\r\n"); |
| 165 |
} |
} |
| 166 |
if(!empty($referer)) { |
if(isset($extra_headers) && is_array($extra_headers)) { |
| 167 |
fputs($fp, "Referer: $referer\r\n"); |
foreach($extra_headers as $curr_header) { |
| 168 |
} |
fputs($fp, $curr_header."\r\n"); |
| 169 |
if(is_array($extra_headers)) { |
} |
| 170 |
foreach($extra_headers as $curr_header) { |
} |
| 171 |
fputs($fp, $curr_header."\r\n"); |
if(!empty($user) && !empty($pass)) { |
| 172 |
} |
fputs($fp, "Authorization: BASIC ".base64_encode("$user:$pass")."\r\n"); |
| 173 |
} |
} |
| 174 |
if(!empty($user) && !empty($pass)) { |
|
| 175 |
fputs($fp, "Authorization: BASIC ".base64_encode("$user:$pass")."\r\n"); |
fputs($fp, "\r\n"); |
| 176 |
} |
while(!feof($fp)) { |
| 177 |
|
$content .= fgets($fp,4096); |
| 178 |
fputs($fp, "\r\n"); |
} |
| 179 |
while(!feof($fp)) { |
fclose($fp); |
| 180 |
$content .= fgets($fp,4096); |
$csplit = split("\r\n\r\n",$content,2); |
| 181 |
} |
|
| 182 |
fclose($fp); |
$content = $csplit[1]; |
| 183 |
$csplit = split("\r\n\r\n",$content,2); |
|
| 184 |
|
if(!empty($params['assign_headers'])) { |
| 185 |
$content = $csplit[1]; |
$smarty->assign($params['assign_headers'],split("\r\n",$csplit[0])); |
| 186 |
|
} |
| 187 |
if(!empty($params['assign_headers'])) { |
} |
| 188 |
$smarty->assign($params['assign_headers'],split("\r\n",$csplit[0])); |
} else { |
| 189 |
} |
$smarty->_trigger_fatal_error("[plugin] unable to parse URL, check syntax"); |
| 190 |
} |
return; |
| 191 |
} else { |
} |
| 192 |
$smarty->_trigger_plugin_error("unable to parse URL, check syntax"); |
} else { |
| 193 |
return; |
// ftp fetch |
| 194 |
} |
if($fp = @fopen($params['file'],'r')) { |
| 195 |
} else { |
while(!feof($fp)) { |
| 196 |
// ftp fetch |
$content .= fgets ($fp,4096); |
| 197 |
if($fp = @fopen($file,'r')) { |
} |
| 198 |
while(!feof($fp)) { |
fclose($fp); |
| 199 |
$content .= fgets ($fp,4096); |
} else { |
| 200 |
} |
$smarty->_trigger_fatal_error('[plugin] fetch cannot read file \'' . $params['file'] .'\''); |
| 201 |
fclose($fp); |
return; |
| 202 |
} else { |
} |
| 203 |
$smarty->_trigger_plugin_error("fetch cannot read file '$file'"); |
} |
| 204 |
return; |
|
| 205 |
} |
} |
|
} |
|
|
|
|
|
} |
|
| 206 |
|
|
| 207 |
|
|
| 208 |
if (!empty($params['assign'])) { |
if (!empty($params['assign'])) { |
| 209 |
$smarty->assign($params['assign'],$content); |
$smarty->assign($params['assign'],$content); |
| 210 |
} else { |
} else { |
| 211 |
echo $content; |
return $content; |
| 212 |
} |
} |
| 213 |
} |
} |
| 214 |
|
|