| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * Helper class for userOptions.php script. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * This program is free software; you can redistribute it and/or modify | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * it under the terms of the GNU General Public License as published by | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * the Free Software Foundation; either version 2 of the License, or | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * (at your option) any later version. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * This program is distributed in the hope that it will be useful, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |  * GNU General Public License for more details. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * You should have received a copy of the GNU General Public License along | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * with this program; if not, write to the Free Software Foundation, Inc., | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * http://www.gnu.org/copyleft/gpl.html | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @file | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * @ingroup Maintenance | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | // Options we will use | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | $options = [ 'list', 'nowarn', 'quiet', 'usage', 'dry' ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  | $optionsWithArgs = [ 'old', 'new' ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  | require_once __DIR__ . '/commandLine.inc'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |  * @ingroup Maintenance | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 32 |  |  |  */ | 
            
                                                                        
                            
            
                                    
            
            
                | 33 |  |  | class UserOptions { | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  | 	public $mQuick; | 
            
                                                                        
                            
            
                                    
            
            
                | 35 |  |  | 	public $mQuiet; | 
            
                                                                        
                            
            
                                    
            
            
                | 36 |  |  | 	public $mDry; | 
            
                                                                        
                            
            
                                    
            
            
                | 37 |  |  | 	public $mAnOption; | 
            
                                                                        
                            
            
                                    
            
            
                | 38 |  |  | 	public $mOldValue; | 
            
                                                                        
                            
            
                                    
            
            
                | 39 |  |  | 	public $mNewValue; | 
            
                                                                        
                            
            
                                    
            
            
                | 40 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 41 |  |  | 	private $mMode, $mReady; | 
            
                                                                        
                            
            
                                    
            
            
                | 42 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 43 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 44 |  |  | 	 * Constructor. Will show usage and exit if script options are not correct | 
            
                                                                        
                            
            
                                    
            
            
                | 45 |  |  | 	 * @param array $opts | 
            
                                                                        
                            
            
                                    
            
            
                | 46 |  |  | 	 * @param array $args | 
            
                                                                        
                            
            
                                    
            
            
                | 47 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  | 	function __construct( $opts, $args ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  | 		if ( !$this->checkOpts( $opts, $args ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  | 			UserOptions::showUsageAndExit(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  | 		} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  | 			$this->mReady = $this->initializeOpts( $opts, $args ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  | 		} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 54 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 56 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 57 |  |  | 	 * This is used to check options. Only needed on construction | 
            
                                                                        
                            
            
                                    
            
            
                | 58 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 59 |  |  | 	 * @param array $opts | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  | 	 * @param array $args | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  | 	 * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 63 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  | 	private function checkOpts( $opts, $args ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  | 		// The three possible ways to run the script: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  | 		$list = isset( $opts['list'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  | 		$usage = isset( $opts['usage'] ) && ( count( $args ) <= 1 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  | 		$change = isset( $opts['old'] ) && isset( $opts['new'] ) && ( count( $args ) <= 1 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  | 		// We want only one of them | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  | 		$isValid = ( ( $list + $usage + $change ) == 1 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  | 		return $isValid; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 74 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 76 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 77 |  |  | 	 * load script options in the object | 
            
                                                                        
                            
            
                                    
            
            
                | 78 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 79 |  |  | 	 * @param array $opts | 
            
                                                                        
                            
            
                                    
            
            
                | 80 |  |  | 	 * @param array $args | 
            
                                                                        
                            
            
                                    
            
            
                | 81 |  |  | 	 * | 
            
                                                                        
                            
            
                                    
            
            
                | 82 |  |  | 	 * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 83 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  | 	private function initializeOpts( $opts, $args ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  | 		$this->mQuick = isset( $opts['nowarn'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  | 		$this->mQuiet = isset( $opts['quiet'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  | 		$this->mDry = isset( $opts['dry'] ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  | 		// Set object properties, specially 'mMode' used by run() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  | 		if ( isset( $opts['list'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  | 			$this->mMode = 'LISTER'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  | 		} elseif ( isset( $opts['usage'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  | 			$this->mMode = 'USAGER'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  | 			$this->mAnOption = isset( $args[0] ) ? $args[0] : false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  | 		} elseif ( isset( $opts['old'] ) && isset( $opts['new'] ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  | 			$this->mMode = 'CHANGER'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  | 			$this->mOldValue = $opts['old']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  | 			$this->mNewValue = $opts['new']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  | 			$this->mAnOption = $args[0]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  | 		} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  | 			die( "There is a bug in the software, this should never happen\n" ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  | 		return true; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 106 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 107 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 108 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 109 |  |  | 	 * Dumb stuff to run a mode. | 
            
                                                                        
                            
            
                                    
            
            
                | 110 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  | 	public function run() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  | 		if ( !$this->mReady ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  | 			return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  | 		$this->{$this->mMode}(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  | 		return true; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 119 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 120 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 121 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 122 |  |  | 	 * List default options and their value | 
            
                                                                        
                            
            
                                    
            
            
                | 123 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  | 	private function LISTER() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  | 		$def = User::getDefaultOptions(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  | 		ksort( $def ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  | 		$maxOpt = 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  | 		foreach ( $def as $opt => $value ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  | 			$maxOpt = max( $maxOpt, strlen( $opt ) ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  | 		foreach ( $def as $opt => $value ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  | 			printf( "%-{$maxOpt}s: %s\n", $opt, $value ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  | 		} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 134 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 135 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 136 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 137 |  |  | 	 * List options usage | 
            
                                                                        
                            
            
                                    
            
            
                | 138 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  | 	private function USAGER() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  | 		$ret = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  | 		$defaultOptions = User::getDefaultOptions(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  | 		// We list user by user_id from one of the slave database | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  | 		$dbr = wfGetDB( DB_SLAVE ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  | 		$result = $dbr->select( 'user', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  | 			[ 'user_id' ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  | 			[], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  | 			__METHOD__ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  | 		foreach ( $result as $id ) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 152 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  | 			$user = User::newFromId( $id->user_id ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  | 			// Get the options and update stats | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  | 			if ( $this->mAnOption ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  | 				if ( !array_key_exists( $this->mAnOption, $defaultOptions ) ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  | 					print "Invalid user option. Use --list to see valid choices\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  | 					exit; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  | 				$userValue = $user->getOption( $this->mAnOption ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  | 				if ( $userValue <> $defaultOptions[$this->mAnOption] ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  | 					// @codingStandardsIgnoreStart Ignore silencing errors is discouraged warning | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  | 					@$ret[$this->mAnOption][$userValue]++; | 
                            
                    |  |  |  | 
                                                                                        
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                | 167 |  |  | 					// @codingStandardsIgnoreEnd | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  | 			} else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  | 				foreach ( $defaultOptions as $name => $defaultValue ) { | 
                            
                    |  |  |  | 
                                                                                        
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                | 172 |  |  | 					$userValue = $user->getOption( $name ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  | 					if ( $userValue <> $defaultValue ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  | 						// @codingStandardsIgnoreStart Ignore silencing errors is discouraged warning | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  | 						@$ret[$name][$userValue]++; | 
                            
                    |  |  |  | 
                                                                                        
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                | 176 |  |  | 						// @codingStandardsIgnoreEnd | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  | 					} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  | 		foreach ( $ret as $optionName => $usageStats ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  | 			print "Usage for <$optionName> (default: '{$defaultOptions[$optionName]}'):\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  | 			foreach ( $usageStats as $value => $count ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  | 				print " $count user(s): '$value'\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  | 			print "\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  | 		} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 189 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 190 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 191 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 192 |  |  | 	 * Change our users options | 
            
                                                                        
                            
            
                                    
            
            
                | 193 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  | 	private function CHANGER() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  | 		$this->warn(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  | 		// We list user by user_id from one of the slave database | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  | 		$dbr = wfGetDB( DB_SLAVE ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  | 		$result = $dbr->select( 'user', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  | 			[ 'user_id' ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  | 			[], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  | 			__METHOD__ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  | 		); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  | 		foreach ( $result as $id ) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  | 			$user = User::newFromId( $id->user_id ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  | 			$curValue = $user->getOption( $this->mAnOption ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  | 			$username = $user->getName(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  | 			if ( $curValue == $this->mOldValue ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  | 				if ( !$this->mQuiet ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  | 					print "Setting {$this->mAnOption} for $username from '{$this->mOldValue}' " . | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  | 						"to '{$this->mNewValue}'): "; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  | 				// Change value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  | 				$user->setOption( $this->mAnOption, $this->mNewValue ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  | 				// Will not save the settings if run with --dry | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  | 				if ( !$this->mDry ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  | 					$user->saveSettings(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  | 				if ( !$this->mQuiet ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  | 					print " OK\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  | 				} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  | 			} elseif ( !$this->mQuiet ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  | 				print "Not changing '$username' using <{$this->mAnOption}> = '$curValue'\n"; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  | 			} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  | 		} | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 233 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 234 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 235 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 236 |  |  | 	 * Return an array of option names | 
            
                                                                        
                            
            
                                    
            
            
                | 237 |  |  | 	 * @return array | 
            
                                                                        
                            
            
                                    
            
            
                | 238 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  | 	public static function getDefaultOptionsNames() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  | 		$def = User::getDefaultOptions(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  | 		$ret = []; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  | 		foreach ( $def as $optname => $defaultValue ) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  | 			array_push( $ret, $optname ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  | 		return $ret; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 247 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 248 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  | 	public static function showUsageAndExit() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  | 		print <<<USAGE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  | This script pass through all users and change one of their options. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  | The new option is NOT validated. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  | Usage: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  | 	php userOptions.php --list | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  | 	php userOptions.php [user option] --usage | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  | 	php userOptions.php [options] <user option> --old <old value> --new <new value> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  | Switchs: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  | 	--list : list available user options and their default value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  | 	--usage : report all options statistics or just one if you specify it. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  | 	--old <old value> : the value to look for | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  | 	--new <new value> : new value to update users with | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  | Options: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  | 	--nowarn: hides the 5 seconds warning | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  | 	--quiet : do not print what is happening | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  | 	--dry   : do not save user settings back to database | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  | USAGE; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  | 		exit( 0 ); | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 275 |  |  | 	} | 
            
                                                                        
                            
            
                                    
            
            
                | 276 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 277 |  |  | 	/** | 
            
                                                                        
                            
            
                                    
            
            
                | 278 |  |  | 	 * The warning message and countdown | 
            
                                                                        
                            
            
                                    
            
            
                | 279 |  |  | 	 * @return bool | 
            
                                                                        
                            
            
                                    
            
            
                | 280 |  |  | 	 */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  | 	public function warn() { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  | 		if ( $this->mQuick ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  | 			return true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  | 		} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  | 		print <<<WARN | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  | The script is about to change the skin for ALL USERS in the database. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  | Users with option <$this->mAnOption> = '$this->mOldValue' will be made to use '$this->mNewValue'. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  | Abort with control-c in the next five seconds.... | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  | WARN; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  | 		wfCountDown( 5 ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  | 		return true; | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 296 |  |  | 	} | 
            
                                                        
            
                                    
            
            
                | 297 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 298 |  |  |  | 
            
                        
There are different options of fixing this problem.
If you want to be on the safe side, you can add an additional type-check:
If you are sure that the expression is traversable, you might want to add a doc comment cast to improve IDE auto-completion and static analysis:
Mark the issue as a false-positive: Just hover the remove button, in the top-right corner of this issue for more options.