1: <?php
  2: /**
  3:  * LICENSE (BSD)
  4:  *
  5:  * Copyright (c) 2013, Gerd Christian Kunze
  6:  * All rights reserved.
  7:  *
  8:  * Redistribution and use in source and binary forms, with or without
  9:  * modification, are permitted provided that the following conditions are
 10:  * met:
 11:  *
 12:  *  * Redistributions of source code must retain the above copyright
 13:  *    notice, this list of conditions and the following disclaimer.
 14:  *
 15:  *  * Redistributions in binary form must reproduce the above copyright
 16:  *    notice, this list of conditions and the following disclaimer in the
 17:  *    documentation and/or other materials provided with the distribution.
 18:  *
 19:  *  * Neither the name of Gerd Christian Kunze nor the names of the
 20:  *    contributors may be used to endorse or promote products derived from
 21:  *    this software without specific prior written permission.
 22:  *
 23:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 24:  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 25:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 26:  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 27:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 28:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 29:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 30:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 31:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 32:  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 33:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 34:  *
 35:  * Tokenizer
 36:  * 06.01.2013 15:37
 37:  */
 38: namespace MOC\Core\Xml;
 39: use MOC\Api;
 40: use MOC\Core\Xml\Token;
 41: use MOC\Generic\Device\Core;
 42: 
 43: /**
 44:  *
 45:  */
 46: class Tokenizer implements Core {
 47:     /**
 48:      * Get Dependencies
 49:      *
 50:      * @static
 51:      * @return \MOC\Core\Depending
 52:      */
 53:     public static function InterfaceDepending() {
 54:         return Api::Core()->Depending();
 55:     }
 56: 
 57:     /**
 58:      * Get Singleton/Instance
 59:      *
 60:      * @static
 61:      * @return Tokenizer
 62:      */
 63:     public static function InterfaceInstance() {
 64:         return new Tokenizer();
 65:     }
 66: 
 67:     /**
 68:      * Get Changelog
 69:      *
 70:      * @static
 71:      * @return \MOC\Core\Changelog
 72:      */
 73:     public static function InterfaceChangelog() {
 74:         return Api::Core()->Changelog()->Create( __CLASS__ );
 75:     }
 76: 
 77: 
 78:     private $Content = '';
 79:     private $PatternTokenizer = '!(?<=<)[^\?<>]*?(?=>)!is';
 80:     private $PatternComment = '!(?<=<\!--).*?(?=//-->)!is';
 81:     private $PatternCDATA = '!(?<=<\!\[CDATA\[).*?(?=\]\]>)!is';
 82:     private $Result = array();
 83: 
 84:     /**
 85:      * @param $Content
 86:      *
 87:      * @return Tokenizer
 88:      */
 89:     public function Setup( $Content ) {
 90:         $this->Content = $Content;
 91:         $this->Tokenize();
 92:         return $this;
 93:     }
 94: 
 95:     /**
 96:      * @return array
 97:      */
 98:     public function GetResult() {
 99:         return $this->Result;
100:     }
101: 
102:     /**
103:      * @return string
104:      */
105:     public function GetContent() {
106:         return $this->Content;
107:     }
108:     private function Tokenize() {
109:         $this->EncodeComment();
110:         $this->EncodeCDATA();
111:         preg_match_all( $this->PatternTokenizer, $this->Content, $this->Result, PREG_OFFSET_CAPTURE );
112:         $this->Result = array_map( function($C){ return Token::InterfaceInstance()->Setup( $C ); }, $this->Result[0] );
113:     }
114:     private function EncodeComment() {
115:         $this->Content = preg_replace_callback(
116:             $this->PatternComment,
117:             array( $this, 'EncodeBase64' ),
118:             $this->Content
119:         );
120:     }
121:     private function EncodeCDATA() {
122:         $this->Content = preg_replace_callback(
123:             $this->PatternCDATA,
124:             array( $this, 'EncodeBase64' ),
125:             $this->Content
126:         );
127:     }
128: 
129:     /**
130:      * @param $Content
131:      *
132:      * @return string
133:      * @noinspection PhpUnusedPrivateMethodInspection
134:      */
135:     private function EncodeBase64( $Content ) {
136:         return base64_encode( $Content[0] );
137:     }
138: }
139: