1 <?php
  2  /**
  3  * This file is part of phpMorphy library
  4  *
  5  * Copyright c 2007-2008 Kamaev Vladimir <heromantor@users.sourceforge.net>
  6  *
  7  * This library is free software; you can redistribute it and/or
  8  * modify it under the terms of the GNU Lesser General Public
  9  * License as published by the Free Software Foundation; either
 10  * version 2 of the License, or (at your option) any later version.
 11  *
 12  * This library is distributed in the hope that it will be useful,
 13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 15  * Lesser General Public License for more details.
 16  *
 17  * You should have received a copy of the GNU Lesser General Public
 18  * License along with this library; if not, write to the
 19  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 20  * Boston, MA 02111-1307, USA.
 21  */
 22 
 23 class phpMorphy_Link_Base {
 24     protected
 25         $fsa,
 26         $trans,
 27         $raw_trans;
 28     
 29     function phpMorphy_Link_Base(phpMorphy_Fsa_Interface $fsa, $trans, $rawTrans) {
 30         $this->fsa = $fsa;
 31         $this->trans = $trans;
 32         $this->raw_trans = $rawTrans;
 33     }
 34     
 35     function isAnnotation() { }
 36     function getTrans() { return $this->trans; }
 37     function getFsa() { return $this->fsa; }
 38     function getRawTrans() { return $this->raw_trans; }
 39 };
 40 
 41 /**
 42  * This class represent "normal" link i.e. link that points to automat state
 43  */
 44 class phpMorphy_Link extends phpMorphy_Link_Base {
 45     function isAnnotation() { return false; }
 46     
 47     function getDest() { return $this->trans['dest']; }
 48     function getAttr() { return $this->trans['attr']; }
 49     
 50     function getTargetState() {
 51         return $this->createState($this->trans['dest']);
 52     }
 53     
 54     protected function createState($index) {
 55         return new phpMorphy_State($this->fsa, $index);
 56     }
 57 }
 58 
 59 class phpMorphy_Link_Annot extends phpMorphy_Link_Base {
 60     function isAnnotation() { return true; }
 61     
 62     function getAnnotation() {
 63         return $this->fsa->getAnnot($this->raw_trans);
 64     }
 65 };
 66 
 67 class phpMorphy_State {
 68     protected
 69         $fsa,
 70         $transes,
 71         $raw_transes;
 72     
 73     function phpMorphy_State(phpMorphy_Fsa_Interface $fsa, $index) {
 74         $this->fsa = $fsa;
 75         
 76         $this->raw_transes = $fsa->readState($index);
 77         $this->transes = $fsa->unpackTranses($this->raw_transes);
 78     }
 79     
 80     function getLinks() {
 81         $result = array();
 82         
 83         for($i = 0, $c = count($this->transes); $i < $c; $i++) {
 84             $trans = $this->transes[$i];
 85         
 86             if(!$trans['term']) {
 87                 $result[] = $this->createNormalLink($trans, $this->raw_transes[$i]);
 88             } else {
 89                 $result[] = $this->createAnnotLink($trans, $this->raw_transes[$i]);
 90             }
 91         }
 92         
 93         return $result;
 94     }
 95     
 96     function getSize() { return count($this->transes); }
 97     
 98     protected function createNormalLink($trans, $raw) {
 99         return new phpMorphy_Link($this->fsa, $trans, $raw);
100     }
101     
102     protected function createAnnotLink($trans, $raw) {
103         return new phpMorphy_Link_Annot($this->fsa, $trans, $raw);
104     }
105 };
106