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   1  <?php
   2  
   3  /**
   4    @version   v5.20.3  01-Jan-2016
   5    @copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
   6    @copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
   7    Released under both BSD license and Lesser GPL library license.
   8    Whenever there is any discrepancy between the two licenses,
   9    the BSD license will take precedence.
  10  
  11    Set tabs to 4 for best viewing.
  12  
  13      SQLite datadict Andrei Besleaga
  14  
  15  */
  16  
  17  // security - hide paths
  18  if (!defined('ADODB_DIR')) die();
  19  
  20  class ADODB2_sqlite extends ADODB_DataDict {
  21      var $databaseType = 'sqlite';
  22      var $seqField = false;
  23      var $addCol=' ADD COLUMN';
  24      var $dropTable = 'DROP TABLE IF EXISTS %s';
  25      var $dropIndex = 'DROP INDEX IF EXISTS %s';
  26      var $renameTable = 'ALTER TABLE %s RENAME TO %s';
  27  
  28  
  29  
  30  	function ActualType($meta)
  31      {
  32          switch(strtoupper($meta)) {
  33          case 'C': return 'VARCHAR'; //  TEXT , TEXT affinity
  34          case 'XL':return 'LONGTEXT'; //  TEXT , TEXT affinity
  35          case 'X': return 'TEXT'; //  TEXT , TEXT affinity
  36  
  37          case 'C2': return 'VARCHAR'; //  TEXT , TEXT affinity
  38          case 'X2': return 'LONGTEXT'; //  TEXT , TEXT affinity
  39  
  40          case 'B': return 'LONGBLOB'; //  TEXT , NONE affinity , BLOB
  41  
  42          case 'D': return 'DATE'; // NUMERIC , NUMERIC affinity
  43          case 'T': return 'DATETIME'; // NUMERIC , NUMERIC affinity
  44          case 'L': return 'TINYINT'; // NUMERIC , INTEGER affinity
  45  
  46          case 'R':
  47          case 'I4':
  48          case 'I': return 'INTEGER'; // NUMERIC , INTEGER affinity
  49          case 'I1': return 'TINYINT'; // NUMERIC , INTEGER affinity
  50          case 'I2': return 'SMALLINT'; // NUMERIC , INTEGER affinity
  51          case 'I8': return 'BIGINT'; // NUMERIC , INTEGER affinity
  52  
  53          case 'F': return 'DOUBLE'; // NUMERIC , REAL affinity
  54          case 'N': return 'NUMERIC'; // NUMERIC , NUMERIC affinity
  55          default:
  56              return $meta;
  57          }
  58      }
  59  
  60      // return string must begin with space
  61  	function _CreateSuffix($fname,$ftype,$fnotnull,$fdefault,$fautoinc,$fconstraint,$funsigned)
  62      {
  63          $suffix = '';
  64          if ($funsigned) $suffix .= ' UNSIGNED';
  65          if ($fnotnull) $suffix .= ' NOT NULL';
  66          if (strlen($fdefault)) $suffix .= " DEFAULT $fdefault";
  67          if ($fautoinc) $suffix .= ' AUTOINCREMENT';
  68          if ($fconstraint) $suffix .= ' '.$fconstraint;
  69          return $suffix;
  70      }
  71  
  72  	function AlterColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  73      {
  74          if ($this->debug) ADOConnection::outp("AlterColumnSQL not supported natively by SQLite");
  75          return array();
  76      }
  77  
  78  	function DropColumnSQL($tabname, $flds, $tableflds='', $tableoptions='')
  79      {
  80          if ($this->debug) ADOConnection::outp("DropColumnSQL not supported natively by SQLite");
  81          return array();
  82      }
  83  
  84  	function RenameColumnSQL($tabname,$oldcolumn,$newcolumn,$flds='')
  85      {
  86          if ($this->debug) ADOConnection::outp("RenameColumnSQL not supported natively by SQLite");
  87          return array();
  88      }
  89  
  90  }