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#!/usr/bin/php -qC |
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<?php |
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/** |
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* EGroupware - fix deprecated PHP functions and constructs |
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* |
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* The depricated warnings fill up the log files, as they can not be swichted off in the logs. |
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* |
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* @link http://www.egroupware.org |
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License |
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* @author [email protected] |
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* @copyright 2009-19 by [email protected] |
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*/ |
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if (php_sapi_name() !== 'cli') // security precaution: forbit calling as web-page |
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{ |
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die('<h1>fix_depricated.php must NOT be called as web-page --> exiting !!!</h1>'); |
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} |
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/** |
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* Fix depricated stuff in a given file |
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* |
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* @param string $file filename |
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* @param boolean $replace_file =false replace existing file if modifications are necessary, otherwise .php53 file is created |
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* @return boolean false on error |
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*/ |
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function fix_depricated($file,$replace_file=false) |
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{ |
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$orig = $lines = file_get_contents($file); |
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if ($lines === false) return false; |
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global $prog; |
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if (basename($file) == $prog) return true; // dont fix ourself ;-) |
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// match "variables" like: $var, $obj->attr, $arr['key'] |
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$variable = '\$[a-z_0-9\[\]\'>-]+'; |
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// list($key) = each($array); --> $key = key($array); |
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if (preg_match("/each\(($variable)\);/i", $lines)) |
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{ |
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$lines = preg_replace("/list\(($variable)\)\s+=\s+@?each\(($variable)\);/i", '$1 = key($2);', $lines); |
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// list($key, $val) = each($array); --> $key = key($array); $val = current($array); |
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if (preg_match("/[^=]+=\s+@?each\(($variable)\);/i", $lines)) |
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{ |
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$lines = preg_replace("/^(\s)*list\(($variable),\s*($variable)\)\s+=\s+@?each\(($variable)\);/mi", |
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'$1$2 = key($4);$1$3 = current($4);', $lines); |
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$matches = null; |
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if (preg_match_all("/^[^=]+=\s+@?each\(($variable)\);/i", $lines, $matches, PREG_PATTERN_ORDER)) |
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{ |
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error_log("Unfixed each(...) constructs: ", implode(' ', $matches[0])); |
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} |
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} |
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} |
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// count($non_array) --> is_array($non_array) && count($non_array) |
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/* commented as (in most cases) unnecessary, if argument is garantied to be an array |
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if (preg_match('/count\((\$[a-z_0-9]+)\)/i', $lines)) |
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{ |
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$lines = preg_replace('/count\((\$[a-z_0-9]+)\)/i', 'is_array($1) && $0', $lines); |
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}*/ |
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// PHP Deprecated: Assigning the return value of new by reference is deprecated |
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if (preg_match('/= *& *new /m',$lines)) |
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{ |
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$lines = preg_replace('/= *& *new /','= new ',$lines); |
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} |
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// PHP Deprecated: Function split() is deprecated |
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$matches = null; |
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if (preg_match_all('/[= \t(]+spliti? *\\(("[^"]*"|\'[^\']*\'),/m',$lines,$matches)) |
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{ |
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$replace = array(); |
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//print_r($matches); |
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foreach($matches[1] as $key => $pattern) |
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{ |
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$full_pattern = $matches[0][$key]; |
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// single char --> just explode |
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if (strlen($pattern) == 3 || strlen($pattern) == 4 && substr($pattern,0,2) == '"\\') |
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{ |
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$replace[$full_pattern] = str_replace('split','explode',$full_pattern); |
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} |
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else |
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{ |
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$preg_pattern = $pattern[0].'/'.str_replace('/','\\\\/',substr($pattern,1,-1)).'/'.$pattern[0]; |
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if (strpos($full_pattern,'spliti')) $preg_pattern = substr($preg_pattern,0,-1).'i'.$pattern[0]; |
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$replace[$full_pattern] = str_replace(array('spliti','split',$pattern),array('preg_split','preg_split',$preg_pattern),$full_pattern); |
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} |
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} |
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//print_r($replace); |
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$lines = strtr($lines,$replace); |
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} |
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// PHP Deprecated: Function ereg() is deprecated |
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if (preg_match_all('/!?eregi? *\\(("[^"]+"[^,]*|\'[^\']+\'[^,]*), *(\$[A-Za-z0-9_\[\]\$\'\"]+)(, *\$[A-Za-z0-9_\[\]\$\'\"]+)?\)([ )&|]+)/m',$lines,$matches)) |
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{ |
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$replace = array(); |
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//print_r($matches); |
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foreach($matches[1] as $key => $pattern) |
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{ |
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$full_pattern = $matches[0][$key]; |
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$what = $matches[2][$key]; |
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// simple existence check --> use strpos() |
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if (preg_quote($pattern) == $pattern) |
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{ |
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$replace[$full_pattern] = (strpos($full_pattern,'eregi')!==false?'strposi':'strpos').'('.$what.','.$pattern. |
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') '.($full_pattern[0]=='!'?'===':'!==').' false'.$matches[4][$key]; |
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} |
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else |
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{ |
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// full ereg regular expression --> preg_match |
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$preg_pattern = "'/'.".str_replace('/','\\\\/',$pattern).(strpos($full_pattern,'eregi') !== false ? ".'/i'" : ".'/'"); |
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$replace[$full_pattern] = str_replace(array('eregi','ereg',$pattern),array('preg_match','preg_match',$preg_pattern),$full_pattern); |
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} |
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} |
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//print_r($replace); |
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$lines = strtr($lines,$replace); |
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} |
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// PHP Deprecated: Function ereg_replace() is deprecated |
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if (preg_match_all('/eregi?_replace *\\((".+"|\'.+\'|[^,]+), *(.+), *[\'s$].+\)[,; =]/m',$lines,$matches)) |
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{ |
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$replace = array(); |
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//print_r($matches); |
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foreach($matches[1] as $key => $pattern) |
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{ |
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$full_pattern = $matches[0][$key]; |
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// simple replace --> use str_replace() |
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if (preg_quote($pattern) == $pattern) |
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{ |
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$replace[$full_pattern] = str_replace(array('eregi_replace','ereg_replace'),array('stri_replace','str_replace'),$full_pattern); |
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} |
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else |
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{ |
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// full ereg regular expression --> preg_replace |
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$preg_pattern = "'/'.".str_replace('/','\\\\/',$pattern).(strpos($full_pattern,'eregi') !== false ? ".'/i'" : ".'/'"); |
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$replace[$full_pattern] = str_replace(array('eregi_replace','ereg_replace',$pattern), |
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array('preg_replace','preg_replace',$preg_pattern),$full_pattern); |
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} |
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} |
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//print_r($replace); |
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$lines = strtr($lines,$replace); |
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} |
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// remove extra '/' from regular expressions |
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$lines = str_replace(array("'/'.'","'.'/'","'.'/i'"),array("'/","/'","/i'"),$lines); |
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// fix call to not longer existing PDO method $result->fetchSingle() |
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$lines = str_replace('->fetchSingle(','->fetchColumn(',$lines); |
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// fix calls to deprecated call_user_method(_array)?(method,object[,args]) |
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if (preg_match('/call_user_method(_array)?\(/',$lines,$matches)) |
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{ |
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$lines = preg_replace('/call_user_method\(([^,]+),([^,\)]+)([,)])/','call_user_func(array(\\2,\\1)\\3',$lines); |
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$lines = preg_replace('/call_user_method_array\(([^,]+),([^,\)]+)([,)])/','call_user_func_array(array(\\2,\\1)\\3',$lines); |
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} |
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if ($lines != $orig) |
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{ |
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file_put_contents($file.'.new',$lines); |
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$ret = null; |
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system('/usr/bin/php -l '.$file.'.new',$ret); |
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system('/usr/bin/diff -u '.$file.' '.$file.'.new'); |
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if (!$ret && $replace_file) |
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{ |
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unlink($file); |
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rename($file.'.new',$file); |
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} |
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return !$ret; |
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} |
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return true; |
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} |
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/** |
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* Loop recursive through directory and call fix_depricated for each php file |
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* |
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* @param string $dir |
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* @param boolean $replace_file =false replace existing file if modifications are necessary, otherwise .php53 file is created |
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* @return boolean false on error |
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*/ |
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function fix_depricated_recursive($dir,$replace_file=false) |
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{ |
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if (!is_dir($dir)) return false; |
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foreach(scandir($dir) as $file) |
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{ |
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if ($file == '.' || $file == '..') continue; |
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if (is_dir($dir.'/'.$file)) |
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{ |
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fix_depricated_recursive($dir.'/'.$file,$replace_file); |
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} |
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elseif(substr($file,-4) == '.php') |
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{ |
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echo "\r".str_repeat(' ',100)."\r".$dir.'/'.$file.': '; |
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fix_depricated($dir.'/'.$file,$replace_file); |
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} |
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} |
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echo "\r".str_repeat(' ',100)."\r"; |
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return true; |
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} |
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/** |
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* Give usage |
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* |
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* @param string $error =null |
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*/ |
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function usage($error=null) |
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{ |
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global $prog; |
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echo "Usage: $prog [--replace] [-h|--help] file or dir\n\n"; |
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if ($error) echo $error."\n\n"; |
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exit($error ? 1 : 0); |
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} |
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$args = $_SERVER['argv']; |
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$prog = basename(array_shift($args)); |
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if (!$args) usage(); |
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$replace_file = false; |
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while(($arg = array_shift($args))) |
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{ |
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switch($arg) |
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{ |
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case '-h': |
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case '--help': |
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usage(); |
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break; |
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case '--replace': |
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$replace_file = true; |
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break; |
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default: |
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if ($args) // not last argument |
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{ |
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usage("Unknown argument '$arg'!"); |
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} |
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break 2; |
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} |
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} |
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if (!file_exists($arg)) usage("Error: $arg not found!"); |
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if (!is_dir($arg)) |
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{ |
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fix_depricated($arg,$replace_file); |
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} |
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else |
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{ |
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fix_depricated_recursive($arg,$replace_file); |
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} |
EGroupware /
egroupware
In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.