--- /dev/null
+<?php
+
+abstract class kintParser extends kintVariableData
+{
+ private static $_level = 0;
+ private static $_customDataTypes;
+ private static $_objectParsers;
+ private static $_objects;
+ private static $_marker;
+
+ private static $_skipAlternatives = false;
+
+ private static $_placeFullStringInValue = false;
+
+
+ private static function _init()
+ {
+ $fh = opendir( KINT_DIR . 'parsers/custom/' );
+ while ( $fileName = readdir( $fh ) ) {
+ if ( substr( $fileName, -4 ) !== '.php' ) continue;
+
+ require KINT_DIR . 'parsers/custom/' . $fileName;
+ self::$_customDataTypes[] = substr( $fileName, 0, -4 );
+ }
+ $fh = opendir( KINT_DIR . 'parsers/objects/' );
+ while ( $fileName = readdir( $fh ) ) {
+ if ( substr( $fileName, -4 ) !== '.php' ) continue;
+
+ require KINT_DIR . 'parsers/objects/' . $fileName;
+ self::$_objectParsers[] = substr( $fileName, 0, -4 );
+ }
+ }
+
+ public static function reset()
+ {
+ self::$_level = 0;
+ self::$_objects = self::$_marker = null;
+ }
+
+ /**
+ * main and usually single method a custom parser must implement
+ *
+ * @param mixed $variable
+ *
+ * @return mixed [!!!] false is returned if the variable is not of current type
+ */
+ abstract protected function _parse( & $variable );
+
+
+ /**
+ * the only public entry point to return a parsed representation of a variable
+ *
+ * @static
+ *
+ * @param $variable
+ * @param null $name
+ *
+ * @throws Exception
+ * @return \kintParser
+ */
+ public final static function factory( & $variable, $name = null )
+ {
+ isset( self::$_customDataTypes ) or self::_init();
+
+ # save internal data to revert after dumping to properly handle recursions etc
+ $revert = array(
+ 'level' => self::$_level,
+ 'objects' => self::$_objects,
+ );
+
+ self::$_level++;
+
+ $varData = new kintVariableData;
+ $varData->name = $name;
+
+ # first parse the variable based on its type
+ $varType = gettype( $variable );
+ $varType === 'unknown type' and $varType = 'unknown'; # PHP 5.4 inconsistency
+ $methodName = '_parse_' . $varType;
+
+ # objects can be presented in a different way altogether, INSTEAD, not ALONGSIDE the generic parser
+ if ( $varType === 'object' ) {
+ foreach ( self::$_objectParsers as $parserClass ) {
+ $className = 'Kint_Objects_' . $parserClass;
+
+ /** @var $object KintObject */
+ $object = new $className;
+ if ( ( $alternativeTabs = $object->parse( $variable ) ) !== false ) {
+ self::$_skipAlternatives = true;
+ $alternativeDisplay = new kintVariableData;
+ $alternativeDisplay->type = $object->name;
+ $alternativeDisplay->value = $object->value;
+ $alternativeDisplay->name = $name;
+
+ foreach ( $alternativeTabs as $name => $values ) {
+ $alternative = kintParser::factory( $values );
+ $alternative->type = $name;
+ if ( Kint::enabled() === Kint::MODE_RICH ) {
+ empty( $alternative->value ) and $alternative->value = $alternative->extendedValue;
+ $alternativeDisplay->_alternatives[] = $alternative;
+ } else {
+ $alternativeDisplay->extendedValue[] = $alternative;
+ }
+ }
+
+ self::$_skipAlternatives = false;
+ self::$_level = $revert['level'];
+ self::$_objects = $revert['objects'];
+ return $alternativeDisplay;
+ }
+ }
+ }
+
+ # base type parser returning false means "stop processing further": e.g. recursion
+ if ( self::$methodName( $variable, $varData ) === false ) {
+ self::$_level--;
+ return $varData;
+ }
+
+ if ( Kint::enabled() === Kint::MODE_RICH && !self::$_skipAlternatives ) {
+ # if an alternative returns something that can be represented in an alternative way, don't :)
+ self::$_skipAlternatives = true;
+
+ # now check whether the variable can be represented in a different way
+ foreach ( self::$_customDataTypes as $parserClass ) {
+ $className = 'Kint_Parsers_' . $parserClass;
+
+ /** @var $parser kintParser */
+ $parser = new $className;
+ $parser->name = $name; # the parser may overwrite the name value, so set it first
+
+ if ( $parser->_parse( $variable ) !== false ) {
+ $varData->_alternatives[] = $parser;
+ }
+ }
+
+
+ # if alternatives exist, push extendedValue to their front and display it as one of alternatives
+ if ( !empty( $varData->_alternatives ) && isset( $varData->extendedValue ) ) {
+ $_ = new kintVariableData;
+
+ $_->value = $varData->extendedValue;
+ $_->type = 'contents';
+ $_->size = null;
+
+ array_unshift( $varData->_alternatives, $_ );
+ $varData->extendedValue = null;
+ }
+
+ self::$_skipAlternatives = false;
+ }
+
+ self::$_level = $revert['level'];
+ self::$_objects = $revert['objects'];
+
+ if ( strlen( $varData->name ) > 80 ) {
+ $varData->name =
+ self::_substr( $varData->name, 0, 37 )
+ . '...'
+ . self::_substr( $varData->name, -38, null );
+ }
+ return $varData;
+ }
+
+ private static function _checkDepth()
+ {
+ return Kint::$maxLevels != 0 && self::$_level >= Kint::$maxLevels;
+ }
+
+ private static function _isArrayTabular( array $variable )
+ {
+ if ( Kint::enabled() !== Kint::MODE_RICH ) return false;
+
+ $arrayKeys = array();
+ $keys = null;
+ $closeEnough = false;
+ foreach ( $variable as $row ) {
+ if ( !is_array( $row ) || empty( $row ) ) return false;
+
+ foreach ( $row as $col ) {
+ if ( !empty( $col ) && !is_scalar( $col ) ) return false; // todo add tabular "tolerance"
+ }
+
+ if ( isset( $keys ) && !$closeEnough ) {
+ # let's just see if the first two rows have same keys, that's faster and has the
+ # positive side effect of easily spotting missing keys in later rows
+ if ( $keys !== array_keys( $row ) ) return false;
+
+ $closeEnough = true;
+ } else {
+ $keys = array_keys( $row );
+ }
+
+ $arrayKeys = array_unique( array_merge( $arrayKeys, $keys ) );
+ }
+
+ return $arrayKeys;
+ }
+
+ private static function _decorateCell( kintVariableData $kintVar )
+ {
+ if ( $kintVar->extendedValue !== null || !empty( $kintVar->_alternatives ) ) {
+ return '<td>' . Kint_Decorators_Rich::decorate( $kintVar ) . '</td>';
+ }
+
+ $output = '<td';
+
+ if ( $kintVar->value !== null ) {
+ $output .= ' title="' . $kintVar->type;
+
+ if ( $kintVar->size !== null ) {
+ $output .= " (" . $kintVar->size . ")";
+ }
+
+ $output .= '">' . $kintVar->value;
+ } else {
+ $output .= '>';
+
+ if ( $kintVar->type !== 'NULL' ) {
+ $output .= '<u>' . $kintVar->type;
+
+ if ( $kintVar->size !== null ) {
+ $output .= "(" . $kintVar->size . ")";
+ }
+
+ $output .= '</u>';
+ } else {
+ $output .= '<u>NULL</u>';
+ }
+ }
+
+
+ return $output . '</td>';
+ }
+
+
+ public static function escape( $value, $encoding = null )
+ {
+ if ( empty( $value ) ) return $value;
+
+ if ( Kint::enabled() === Kint::MODE_CLI ) {
+ $value = str_replace( "\x1b", "\\x1b", $value );
+ }
+
+ if ( Kint::enabled() === Kint::MODE_CLI || Kint::enabled() === Kint::MODE_WHITESPACE ) return $value;
+
+ $encoding or $encoding = self::_detectEncoding( $value );
+ $value = htmlspecialchars( $value, ENT_NOQUOTES, $encoding === 'ASCII' ? 'UTF-8' : $encoding );
+
+
+ if ( $encoding === 'UTF-8' ) {
+ // todo we could make the symbols hover-title show the code for the invisible symbol
+ # when possible force invisible characters to have some sort of display (experimental)
+ $value = preg_replace( '/[\x00-\x08\x0B\x0C\x0E-\x1F\x80-\x9F]/u', '?', $value );
+ }
+
+ # this call converts all non-ASCII characters into html chars of format
+ if ( function_exists( 'mb_encode_numericentity' ) ) {
+ $value = mb_encode_numericentity(
+ $value,
+ array( 0x80, 0xffff, 0, 0xffff, ),
+ $encoding
+ );
+ }
+
+ return $value;
+ }
+
+
+ private static $_dealingWithGlobals = false;
+
+ private static function _parse_array( &$variable, kintVariableData $variableData )
+ {
+ isset( self::$_marker ) or self::$_marker = "\x00" . uniqid();
+
+ # naturally, $GLOBALS variable is an intertwined recursion nightmare, use black magic
+ $globalsDetector = false;
+ if ( array_key_exists( 'GLOBALS', $variable ) && is_array( $variable['GLOBALS'] ) ) {
+ $globalsDetector = "\x01" . uniqid();
+
+ $variable['GLOBALS'][ $globalsDetector ] = true;
+ if ( isset( $variable[ $globalsDetector ] ) ) {
+ unset( $variable[ $globalsDetector ] );
+ self::$_dealingWithGlobals = true;
+ } else {
+ unset( $variable['GLOBALS'][ $globalsDetector ] );
+ $globalsDetector = false;
+ }
+ }
+
+ $variableData->type = 'array';
+ $variableData->size = count( $variable );
+
+ if ( $variableData->size === 0 ) {
+ return;
+ }
+ if ( isset( $variable[ self::$_marker ] ) ) { # recursion; todo mayhaps show from where
+ if ( self::$_dealingWithGlobals ) {
+ $variableData->value = '*RECURSION*';
+ } else {
+ unset( $variable[ self::$_marker ] );
+ $variableData->value = self::$_marker;
+ }
+ return false;
+ }
+ if ( self::_checkDepth() ) {
+ $variableData->extendedValue = "*DEPTH TOO GREAT*";
+ return false;
+ }
+
+ $isSequential = self::_isSequential( $variable );
+
+ if ( $variableData->size > 1 && ( $arrayKeys = self::_isArrayTabular( $variable ) ) !== false ) {
+ $variable[ self::$_marker ] = true; # this must be AFTER _isArrayTabular
+ $firstRow = true;
+ $extendedValue = '<table class="kint-report"><thead>';
+
+ foreach ( $variable as $rowIndex => & $row ) {
+ # display strings in their full length
+ self::$_placeFullStringInValue = true;
+
+ if ( $rowIndex === self::$_marker ) continue;
+
+ if ( isset( $row[ self::$_marker ] ) ) {
+ $variableData->value = "*RECURSION*";
+ return false;
+ }
+
+
+ $extendedValue .= '<tr>';
+ if ( $isSequential ) {
+ $output = '<td>' . '#' . ( $rowIndex + 1 ) . '</td>';
+ } else {
+ $output = self::_decorateCell( kintParser::factory( $rowIndex ) );
+ }
+ if ( $firstRow ) {
+ $extendedValue .= '<th> </th>';
+ }
+
+ # we iterate the known full set of keys from all rows in case some appeared at later rows,
+ # as we only check the first two to assume
+ foreach ( $arrayKeys as $key ) {
+ if ( $firstRow ) {
+ $extendedValue .= '<th>' . self::escape( $key ) . '</th>';
+ }
+
+ if ( !array_key_exists( $key, $row ) ) {
+ $output .= '<td class="kint-empty"></td>';
+ continue;
+ }
+
+ $var = kintParser::factory( $row[ $key ] );
+
+ if ( $var->value === self::$_marker ) {
+ $variableData->value = '*RECURSION*';
+ return false;
+ } elseif ( $var->value === '*RECURSION*' ) {
+ $output .= '<td class="kint-empty"><u>*RECURSION*</u></td>';
+ } else {
+ $output .= self::_decorateCell( $var );
+ }
+ unset( $var );
+ }
+
+ if ( $firstRow ) {
+ $extendedValue .= '</tr></thead><tr>';
+ $firstRow = false;
+ }
+
+ $extendedValue .= $output . '</tr>';
+ }
+ self::$_placeFullStringInValue = false;
+
+ $variableData->extendedValue = $extendedValue . '</table>';
+
+ } else {
+ $variable[ self::$_marker ] = true;
+ $extendedValue = array();
+
+ foreach ( $variable as $key => & $val ) {
+ if ( $key === self::$_marker ) continue;
+
+ $output = kintParser::factory( $val );
+ if ( $output->value === self::$_marker ) {
+ $variableData->value = "*RECURSION*"; // recursion occurred on a higher level, thus $this is recursion
+ return false;
+ }
+ if ( !$isSequential ) {
+ $output->operator = '=>';
+ }
+ $output->name = $isSequential ? null : "'" . $key . "'";
+ $extendedValue[] = $output;
+ }
+ $variableData->extendedValue = $extendedValue;
+ }
+
+ if ( $globalsDetector ) {
+ self::$_dealingWithGlobals = false;
+ }
+
+ unset( $variable[ self::$_marker ] );
+ }
+
+
+ private static function _parse_object( &$variable, kintVariableData $variableData )
+ {
+ if ( function_exists( 'spl_object_hash' ) ) {
+ $hash = spl_object_hash( $variable );
+ } else {
+ ob_start();
+ var_dump( $variable );
+ preg_match( '[#(\d+)]', ob_get_clean(), $match );
+ $hash = $match[1];
+ }
+
+ $castedArray = (array) $variable;
+ $variableData->type = get_class( $variable );
+ $variableData->size = count( $castedArray );
+
+ if ( isset( self::$_objects[ $hash ] ) ) {
+ $variableData->value = '*RECURSION*';
+ return false;
+ }
+ if ( self::_checkDepth() ) {
+ $variableData->extendedValue = "*DEPTH TOO GREAT*";
+ return false;
+ }
+
+
+ # ArrayObject (and maybe ArrayIterator, did not try yet) unsurprisingly consist of mainly dark magic.
+ # What bothers me most, var_dump sees no problem with it, and ArrayObject also uses a custom,
+ # undocumented serialize function, so you can see the properties in internal functions, but
+ # can never iterate some of them if the flags are not STD_PROP_LIST. Fun stuff.
+ if ( $variableData->type === 'ArrayObject' || is_subclass_of( $variable, 'ArrayObject' ) ) {
+ $arrayObjectFlags = $variable->getFlags();
+ $variable->setFlags( ArrayObject::STD_PROP_LIST );
+ }
+
+ self::$_objects[ $hash ] = true; // todo store reflectorObject here for alternatives cache
+ $reflector = new ReflectionObject( $variable );
+
+ # add link to definition of userland objects
+ if ( Kint::enabled() === Kint::MODE_RICH && Kint::$fileLinkFormat && $reflector->isUserDefined() ) {
+ $url = Kint::getIdeLink( $reflector->getFileName(), $reflector->getStartLine() );
+
+ $class = ( strpos( $url, 'http://' ) === 0 ) ? 'class="kint-ide-link" ' : '';
+ $variableData->type = "<a {$class}href=\"{$url}\">{$variableData->type}</a>";
+ }
+ $variableData->size = 0;
+
+ $extendedValue = array();
+ $encountered = array();
+
+ # copy the object as an array as it provides more info than Reflection (depends)
+ foreach ( $castedArray as $key => $value ) {
+ /* casting object to array:
+ * integer properties are inaccessible;
+ * private variables have the class name prepended to the variable name;
+ * protected variables have a '*' prepended to the variable name.
+ * These prepended values have null bytes on either side.
+ * http://www.php.net/manual/en/language.types.array.php#language.types.array.casting
+ */
+ if ( $key{0} === "\x00" ) {
+
+ $access = $key{1} === "*" ? "protected" : "private";
+
+ // Remove the access level from the variable name
+ $key = substr( $key, strrpos( $key, "\x00" ) + 1 );
+ } else {
+ $access = "public";
+ }
+
+ $encountered[ $key ] = true;
+
+ $output = kintParser::factory( $value, self::escape( $key ) );
+ $output->access = $access;
+ $output->operator = '->';
+ $extendedValue[] = $output;
+ $variableData->size++;
+ }
+
+ foreach ( $reflector->getProperties() as $property ) {
+ $name = $property->name;
+ if ( $property->isStatic() || isset( $encountered[ $name ] ) ) continue;
+
+ if ( $property->isProtected() ) {
+ $property->setAccessible( true );
+ $access = "protected";
+ } elseif ( $property->isPrivate() ) {
+ $property->setAccessible( true );
+ $access = "private";
+ } else {
+ $access = "public";
+ }
+
+ $value = $property->getValue( $variable );
+
+ $output = kintParser::factory( $value, self::escape( $name ) );
+ $output->access = $access;
+ $output->operator = '->';
+ $extendedValue[] = $output;
+ $variableData->size++;
+ }
+
+ if ( isset( $arrayObjectFlags ) ) {
+ $variable->setFlags( $arrayObjectFlags );
+ }
+
+ if ( $variableData->size ) {
+ $variableData->extendedValue = $extendedValue;
+ }
+ }
+
+
+ private static function _parse_boolean( &$variable, kintVariableData $variableData )
+ {
+ $variableData->type = 'bool';
+ $variableData->value = $variable ? 'TRUE' : 'FALSE';
+ }
+
+ private static function _parse_double( &$variable, kintVariableData $variableData )
+ {
+ $variableData->type = 'float';
+ $variableData->value = $variable;
+ }
+
+ private static function _parse_integer( &$variable, kintVariableData $variableData )
+ {
+ $variableData->type = 'integer';
+ $variableData->value = $variable;
+ }
+
+ private static function _parse_null( &$variable, kintVariableData $variableData )
+ {
+ $variableData->type = 'NULL';
+ }
+
+ private static function _parse_resource( &$variable, kintVariableData $variableData )
+ {
+ $resourceType = get_resource_type( $variable );
+ $variableData->type = "resource ({$resourceType})";
+
+ if ( $resourceType === 'stream' && $meta = stream_get_meta_data( $variable ) ) {
+
+ if ( isset( $meta['uri'] ) ) {
+ $file = $meta['uri'];
+
+ if ( function_exists( 'stream_is_local' ) ) {
+ // Only exists on PHP >= 5.2.4
+ if ( stream_is_local( $file ) ) {
+ $file = Kint::shortenPath( $file );
+ }
+ }
+
+ $variableData->value = $file;
+ }
+ }
+ }
+
+ private static function _parse_string( &$variable, kintVariableData $variableData )
+ {
+ $variableData->type = 'string';
+
+ $encoding = self::_detectEncoding( $variable );
+ if ( $encoding !== 'ASCII' ) {
+ $variableData->type .= ' ' . $encoding;
+ }
+
+
+ $variableData->size = self::_strlen( $variable, $encoding );
+ if ( Kint::enabled() !== Kint::MODE_RICH ) {
+ $variableData->value = '"' . self::escape( $variable, $encoding ) . '"';
+ return;
+ }
+
+
+ if ( !self::$_placeFullStringInValue ) {
+
+ $strippedString = preg_replace( '[\s+]', ' ', $variable );
+ if ( Kint::$maxStrLength && $variableData->size > Kint::$maxStrLength ) {
+
+ // encode and truncate
+ $variableData->value = '"'
+ . self::escape( self::_substr( $strippedString, 0, Kint::$maxStrLength, $encoding ), $encoding )
+ . '…"';
+ $variableData->extendedValue = self::escape( $variable, $encoding );
+
+ return;
+ } elseif ( $variable !== $strippedString ) { // omit no data from display
+
+ $variableData->value = '"' . self::escape( $variable, $encoding ) . '"';
+ $variableData->extendedValue = self::escape( $variable, $encoding );
+
+ return;
+ }
+ }
+
+ $variableData->value = '"' . self::escape( $variable, $encoding ) . '"';
+ }
+
+ private static function _parse_unknown( &$variable, kintVariableData $variableData )
+ {
+ $type = gettype( $variable );
+ $variableData->type = "UNKNOWN" . ( !empty( $type ) ? " ({$type})" : '' );
+ $variableData->value = var_export( $variable, true );
+ }
+
+}
\ No newline at end of file
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