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<?php |
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/* |
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* This file is part of Yolk - Gamer Network's PHP Framework. |
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* |
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* Copyright (c) 2013 Gamer Network Ltd. |
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* |
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* Distributed under the MIT License, a copy of which is available in the |
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* LICENSE file that was bundled with this package, or online at: |
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* https://github.com/gamernetwork/yolk-core |
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*/ |
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namespace yolk\debug; |
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use yolk\contracts\support\Dumpable; |
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class TextDumper extends AbstractDumper { |
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protected static $depth = 0; |
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protected static $stack = []; |
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public static function dumpNull() { |
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return 'null'; |
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} |
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public static function dumpBoolean( $var ) { |
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return sprintf('bool(%s)', $var ? 'true' : 'false'); |
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} |
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public static function dumpInteger( $var ) { |
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return "int({$var})"; |
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} |
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public static function dumpFloat( $var ) { |
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return "float({$var})"; |
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} |
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public static function dumpString( $str ) { |
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$enc = mb_detect_encoding($str, ['UTF-8', 'WINDOWS-1252', 'ISO-8859-1', 'ASCII'], true); |
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$enc = ($enc == 'ASCII') ? '' : "; $enc"; |
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return sprintf('string(%d%s) "%s"', strlen($str), $enc, $str); |
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} |
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public static function dumpArray( array $arr ) { |
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static::$depth++; |
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$item = sprintf("array(%d) {\n", count($arr)); |
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foreach( $arr as $k => $v ) { |
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$item .= sprintf("%s[%s] => %s\n", str_repeat("\t", static::$depth), $k, static::dump($v, false)); |
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} |
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$item .= str_repeat("\t", static::$depth - 1). "}"; |
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static::$depth--; |
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return $item; |
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} |
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public static function dumpObject( $obj ) { |
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if( $item = static::recursionCheck($obj) ) { |
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return $item; |
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} |
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elseif( $obj instanceof Dumpable ) { |
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$item = $obj->dump(get_called_class(), static::$depth + 1); |
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if( $item ) |
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return $item; |
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} |
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elseif( $obj instanceof \Exception ) |
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return static::dumpException($obj); |
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static::$stack[] = $obj; |
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static::$depth++; |
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$item = get_class($obj). " {\n"; |
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$item .= static::dumpObjectProperties($obj); |
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$item .= str_repeat("\t", static::$depth - 1). "}"; |
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static::$depth--; |
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array_pop(static::$stack); |
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return $item; |
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} |
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public static function dumpException( \Exception $e ) { |
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$item = get_class($e); |
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$meta = [ |
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'message' => $e->getMessage(), |
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'code' => $e->getCode(), |
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'file' => $e->getFile(), |
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'line' => $e->getLine(), |
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'trace' => static::dumpTrace($e->getTrace()), |
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'previous' => $e->getPrevious(), |
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]; |
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if( $e instanceof \ErrorException ) { |
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$lookup = [ |
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E_ERROR => 'ERROR', |
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E_WARNING => 'WARNING', |
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E_PARSE => 'PARSE', |
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E_NOTICE => 'NOTICE', |
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E_CORE_ERROR => 'CORE_ERROR', |
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E_CORE_WARNING => 'CORE_WARNING', |
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E_COMPILE_ERROR => 'COMPILE_ERROR', |
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E_COMPILE_WARNING => 'COMPILE_WARNING', |
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E_USER_ERROR => 'USER_ERROR', |
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E_USER_WARNING => 'USER_WARNING', |
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E_USER_NOTICE => 'USER_NOTICE', |
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E_STRICT => 'STRICT', |
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E_RECOVERABLE_ERROR => 'RECOVERABLE_ERROR', |
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E_DEPRECATED => 'DEPRECATED', |
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E_USER_DEPRECATED => 'USER_DEPRECATED', |
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]; |
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$meta = array_merge([ |
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'severity' => $lookup[$e->getSeverity()], |
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], $meta); |
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} |
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$item .= static::dumpMeta($meta); |
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return $item; |
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} |
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public static function dumpResource( $resource ) { |
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$type = get_resource_type($resource); |
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$item = (string) $resource; |
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$item = sprintf("resource(%s; %s)", substr($item, strpos($item, '#')), $type); |
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// try and get some additional info about the resource |
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switch( $type ) { |
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case 'stream': |
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$item .= static::dumpMeta( |
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stream_get_meta_data($resource) |
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); |
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break; |
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case 'curl': |
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$item .= static::dumpMeta( |
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curl_getinfo($resource) |
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); |
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break; |
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} |
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return $item; |
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} |
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protected static function dumpMeta( $meta ) { |
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static::$depth++; |
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$width = max(array_map('strlen', array_keys($meta))) + 1; |
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$item = " {\n"; |
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foreach( $meta as $k => $v ) { |
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$item .= sprintf("%s%s: %s\n", str_repeat("\t", static::$depth), str_pad(ucwords(str_replace('_', ' ', $k)), $width) , static::dump($v, false)); |
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} |
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$item .= str_repeat("\t", static::$depth - 1). "}"; |
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static::$depth--; |
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return $item; |
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} |
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protected static function dumpTrace( array $trace ) { |
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$lines = []; |
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foreach( $trace as $i => $frame ) { |
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$line = ''; |
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if( isset($frame['class']) ) |
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$line .= $frame['class']. $frame['type']; |
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$line .= $frame['function']. '()'; |
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if( isset($frame['file']) ) { |
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$line .= ' ['. $frame['file']; |
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if( isset($frame['line']) ) |
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$line .= ':'. $frame['line']; |
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$line .= ']'; |
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} |
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$lines[] = $line; |
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} |
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return $lines; |
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} |
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protected static function dumpObjectProperties( $obj ) { |
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// we use reflection to access all the object's properties (public, protected and private) |
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$r = new \ReflectionObject($obj); |
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$item = ''; |
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foreach( static::getClassProperties($r) as $p ) { |
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$p->setAccessible(true); |
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$item .= sprintf("%s%s: %s\n", str_repeat("\t", static::$depth), $p->name, static::dump($p->getValue($obj), false)); |
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} |
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return $item; |
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} |
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protected static function getClassProperties( \ReflectionClass $class ) { |
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$properties = []; |
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foreach( $class->getProperties() as $property ) { |
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$properties[$property->getName()] = $property; |
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} |
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if( $parent = $class->getParentClass() ) { |
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$parent_props = static::getClassProperties($parent); |
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if(count($parent_props) > 0) |
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$properties = array_merge($parent_props, $properties); |
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} |
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return $properties; |
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} |
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protected static function recursionCheck( $obj ) { |
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if( end(static::$stack) === $obj ) |
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return '**SELF**'; |
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elseif( in_array($obj, static::$stack) ) |
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return '**RECURSION**'; |
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return ''; |
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} |
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} |
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// EOF |
gamernetwork /
yolk-core
