Merge pull request php-debugbar#122 from barryvdh/kintlite

Remove Kint dependency

Author: maximebf

composer.json

@@ -12,8 +12,7 @@
     }],
     "require": {
         "php": ">=5.3.0",
-        "psr/log": "~1.0",
-        "raveren/kint": "0.9"
+        "psr/log": "~1.0"
     },
     "require-dev": {
         "php": ">=5.3.0"

src/DebugBar/DataFormatter/DataFormatter.php

@@ -14,7 +14,7 @@ class DataFormatter implements DataFormatterInterface
 {
     public function formatVar($data)
     {
-        return \kintLite($data);
+        return $this->kintLite($data);
     }
 
     public function formatDuration($seconds)
@@ -36,4 +36,138 @@ public function formatBytes($size, $precision = 2)
         $suffixes = array('B', 'KB', 'MB', 'GB', 'TB');
         return round(pow(1024, $base - floor($base)), $precision) . $suffixes[floor($base)];
     }
+    
+     /**
+     * lightweight version of Kint::dump(). Uses whitespace for formatting instead of html
+     * sadly not DRY yet
+     *
+     * Extracted from Kint.class.php in raveren/kint, https://github.com/raveren/kint
+     * Copyright (c) 2013 Rokas Šleinius ([email protected])
+     *
+     * @param mixed $var
+     * @param int $level
+     *
+     * @return string
+     */
+    protected function kintLite(&$var, $level = 0)
+    {
+        // initialize function names into variables for prettier string output (html and implode are also DRY)
+        $html     = "htmlspecialchars";
+        $implode  = "implode";
+        $strlen   = "strlen";
+        $count    = "count";
+        $getClass = "get_class";
+
+
+        if ( $var === null ) {
+            return 'NULL';
+        } elseif ( is_bool( $var ) ) {
+            return 'bool ' . ( $var ? 'TRUE' : 'FALSE' );
+        } elseif ( is_float( $var ) ) {
+            return 'float ' . $var;
+        } elseif ( is_int( $var ) ) {
+            return 'integer ' . $var;
+        } elseif ( is_resource( $var ) ) {
+            if ( ( $type = get_resource_type( $var ) ) === 'stream' AND $meta = stream_get_meta_data( $var ) ) {
+
+                if ( isset( $meta['uri'] ) ) {
+                    $file = $meta['uri'];
+
+                    return "resource ({$type}) {$html( $file, 0 )}";
+                } else {
+                    return "resource ({$type})";
+                }
+            } else {
+                return "resource ({$type})";
+            }
+        } elseif ( is_string( $var ) ) {
+            return "string ({$strlen( $var )}) \"{$html( $var )}\"";
+        } elseif ( is_array( $var ) ) {
+            $output = array();
+            $space  = str_repeat( $s = '    ', $level );
+
+            static $marker;
+
+            if ( $marker === null ) {
+                // Make a unique marker
+                $marker = uniqid( "\x00" );
+            }
+
+            if ( empty( $var ) ) {
+                return "array()";
+            } elseif ( isset( $var[$marker] ) ) {
+                $output[] = "[\n$space$s*RECURSION*\n$space]";
+            } elseif ( $level < 7 ) {
+                $isSeq = array_keys( $var ) === range( 0, count( $var ) - 1 );
+
+                $output[] = "[";
+
+                $var[$marker] = true;
+
+
+                foreach ( $var as $key => &$val ) {
+                    if ( $key === $marker ) continue;
+
+                    $key = $space . $s . ( $isSeq ? "" : "'{$html( $key, 0 )}' => " );
+
+                    $dump     = $this->kintLite( $val, $level + 1 );
+                    $output[] = "{$key}{$dump}";
+                }
+
+                unset( $var[$marker] );
+                $output[] = "$space]";
+
+            } else {
+                $output[] = "[\n$space$s*depth too great*\n$space]";
+            }
+            return "array({$count( $var )}) {$implode( "\n", $output )}";
+        } elseif ( is_object( $var ) ) {
+            if ( $var instanceof SplFileInfo ) {
+                return "object SplFileInfo " . $var->getRealPath();
+            }
+
+            // Copy the object as an array
+            $array = (array)$var;
+
+            $output = array();
+            $space  = str_repeat( $s = '    ', $level );
+
+            $hash = spl_object_hash( $var );
+
+            // Objects that are being dumped
+            static $objects = array();
+
+            if ( empty( $array ) ) {
+                return "object {$getClass( $var )} {}";
+            } elseif ( isset( $objects[$hash] ) ) {
+                $output[] = "{\n$space$s*RECURSION*\n$space}";
+            } elseif ( $level < 7 ) {
+                $output[]       = "{";
+                $objects[$hash] = true;
+
+                foreach ( $array as $key => & $val ) {
+                    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";
+                    }
+
+                    $output[] = "$space$s$access $key -> " . $this->kintLite( $val, $level + 1 );
+                }
+                unset( $objects[$hash] );
+                $output[] = "$space}";
+
+            } else {
+                $output[] = "{\n$space$s*depth too great*\n$space}";
+            }
+
+            return "object {$getClass( $var )} ({$count( $array )}) {$implode( "\n", $output )}";
+        } else {
+            return gettype( $var ) . htmlspecialchars( var_export( $var, true ), ENT_NOQUOTES );
+        }
+    }
 }