[Sommaire] [Imprimer]

   1  <?php
   2  //
   3  // Definition of eZTextInputParser class
   4  //
   5  // Created on: <17-Jul-2002 13:02:32 bf>
   6  //
   7  // SOFTWARE NAME: eZ publish
   8  // SOFTWARE RELEASE: 3.9.0
   9  // BUILD VERSION: 17785
  10  // COPYRIGHT NOTICE: Copyright (C) 1999-2006 eZ systems AS
  11  // SOFTWARE LICENSE: GNU General Public License v2.0
  12  // NOTICE: >
  13  //   This program is free software; you can redistribute it and/or
  14  //   modify it under the terms of version 2.0  of the GNU General
  15  //   Public License as published by the Free Software Foundation.
  16  //
  17  //   This program is distributed in the hope that it will be useful,
  18  //   but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  //   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  //   GNU General Public License for more details.
  21  //
  22  //   You should have received a copy of version 2.0 of the GNU General
  23  //   Public License along with this program; if not, write to the Free
  24  //   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  25  //   MA 02110-1301, USA.
  26  //
  27  //
  28  
  29  /*!
  30    \class eZTextInputParser eztextinputparser.php
  31  
  32  */
  33  
  34  define( "EZ_INPUT_CHUNK_TEXT", 1 );
  35  define( "EZ_INPUT_CHUNK_TAG", 2 );
  36  
  37  class eZTextInputParser
  38  {
  39      /*!
  40  
  41      */
  42      function eZTextInputParser()
  43      {
  44  
  45      }
  46  
  47      /*!
  48       Will parse the input text and create an array of the input.
  49       False will be returned if the parsing
  50      */
  51      function &parseText( &$text )
  52      {
  53          $returnArray = array();
  54          $pos = 0;
  55  
  56          while ( $pos < strlen( $text ) )
  57          {
  58              // find the next tag
  59              $tagStart = strpos( $text, "<", $pos );
  60  
  61              if ( $tagStart !== false )
  62              {
  63                  if ( ( $tagStart - $pos ) >= 1 )
  64                  {
  65                      $textChunk = substr( $text, $pos, $tagStart - $pos );
  66                      $pos += $tagStart - $pos;
  67  
  68  
  69                      if ( strlen( trim( $textChunk ) ) != 0 )
  70                      {
  71                          $returnArray[] = array( "Type" => EZ_INPUT_CHUNK_TEXT,
  72                                                  "Text" => $textChunk,
  73                                                  "TagName" => "#text" );
  74  
  75                          eZDebug::writeNotice( $textChunk, "New text chunk in input" );
  76                      }
  77                  }
  78                  // get the tag
  79                  $tagEnd = strpos( $text, ">", $pos );
  80                  $tagChunk = substr( $text, $pos, $tagEnd - $pos + 1 );
  81                  $tagName = preg_replace( "#^\<(.+)?(\s.*|\>)#m", "\\1", $tagChunk );
  82  
  83                  // check for end tag
  84                  if ( $tagName[0] == "/" )
  85                  {
  86                      print( "endtag" );
  87                  }
  88  
  89                  $returnArray[] = array( "Type" => EZ_INPUT_CHUNK_TAG,
  90                                          "TagName" => $tagName,
  91                                          "Text" => $tagChunk,
  92                                          );
  93  
  94                  $pos += $tagEnd - $pos;
  95                  eZDebug::writeNotice( $tagChunk, "New tag chunk in input" );
  96              }
  97              else
  98              {
  99  
 100                  // just plain text in the rest
 101                  $textChunk = substr( $text, $pos, strlen( $text ) );
 102                  eZDebug::writeNotice( $textChunk, "New text chunk in input" );
 103  
 104                  if ( strlen( trim( $textChunk ) ) != 0 )
 105                  {
 106                      $returnArray[] = array( "Type" => EZ_INPUT_CHUNK_TEXT,
 107                                              "Text" => $textChunk,
 108                                              "TagName" => "#text"  );
 109                  }
 110  
 111                  $pos = strlen( $text );
 112              }
 113  
 114  
 115  //            eZDebug::writeNotice( $pos, "Current pos" );
 116  
 117              $pos++;
 118          }
 119          return $returnArray;
 120      }
 121  
 122      /// Contains the tags found
 123      var $TagStack = array();
 124  
 125      /// The tags that don't break the text
 126      var $InlineTags = array( "emphasize", "strong" );
 127  
 128      /// The tags that break the paragraph
 129      var $BreakTags = array();
 130  }
 131  
 132  ?>