1 | <?php |
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2 | /* |
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3 | V4.94 23 Jan 2007 (c) 2000-2007 John Lim (jlim#natsoft.com.my). All rights reserved. |
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4 | Released under both BSD license and Lesser GPL library license. |
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5 | Whenever there is any discrepancy between the two licenses, |
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6 | the BSD license will take precedence. |
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7 | Set tabs to 4 for best viewing. |
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8 | |
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9 | Latest version is available at http://adodb.sourceforge.net |
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10 | |
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11 | Requires ODBC. Works on Windows and Unix. |
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12 | |
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13 | Problems: |
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14 | Where is float/decimal type in pdo_param_type |
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15 | LOB handling for CLOB/BLOB differs significantly |
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16 | */ |
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17 | // security - hide paths |
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18 | if (!defined('ADODB_DIR')) die(); |
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19 | |
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20 | |
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21 | /* |
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22 | enum pdo_param_type { |
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23 | PDO::PARAM_NULL, 0 |
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24 | |
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25 | /* int as in long (the php native int type). |
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26 | * If you mark a column as an int, PDO expects get_col to return |
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27 | * a pointer to a long |
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28 | PDO::PARAM_INT, 1 |
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29 | |
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30 | /* get_col ptr should point to start of the string buffer |
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31 | PDO::PARAM_STR, 2 |
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32 | |
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33 | /* get_col: when len is 0 ptr should point to a php_stream *, |
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34 | * otherwise it should behave like a string. Indicate a NULL field |
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35 | * value by setting the ptr to NULL |
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36 | PDO::PARAM_LOB, 3 |
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37 | |
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38 | /* get_col: will expect the ptr to point to a new PDOStatement object handle, |
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39 | * but this isn't wired up yet |
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40 | PDO::PARAM_STMT, 4 /* hierarchical result set |
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41 | |
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42 | /* get_col ptr should point to a zend_bool |
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43 | PDO::PARAM_BOOL, 5 |
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44 | |
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45 | |
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46 | /* magic flag to denote a parameter as being input/output |
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47 | PDO::PARAM_INPUT_OUTPUT = 0x80000000 |
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48 | }; |
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49 | */ |
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50 | |
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51 | function adodb_pdo_type($t) |
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52 | { |
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53 | switch($t) { |
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54 | case 2: return 'VARCHAR'; |
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55 | case 3: return 'BLOB'; |
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56 | default: return 'NUMERIC'; |
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57 | } |
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58 | } |
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59 | |
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60 | /*-------------------------------------------------------------------------------------- |
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61 | --------------------------------------------------------------------------------------*/ |
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62 | |
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63 | //////////////////////////////////////////////// |
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64 | |
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65 | |
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66 | |
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67 | class ADODB_pdo_base extends ADODB_pdo { |
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68 | |
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69 | var $sysDate = "'?'"; |
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70 | var $sysTimeStamp = "'?'"; |
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71 | |
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72 | |
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73 | function _init($parentDriver) |
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74 | { |
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75 | $parentDriver->_bindInputArray = true; |
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76 | #$parentDriver->_connectionID->setAttribute(PDO::MYSQL_ATTR_USE_BUFFERED_QUERY,true); |
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77 | } |
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78 | |
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79 | function ServerInfo() |
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80 | { |
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81 | return ADOConnection::ServerInfo(); |
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82 | } |
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83 | |
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84 | function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0) |
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85 | { |
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86 | $ret = ADOConnection::SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache); |
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87 | return $ret; |
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88 | } |
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89 | |
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90 | function MetaTables() |
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91 | { |
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92 | return false; |
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93 | } |
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94 | |
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95 | function MetaColumns() |
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96 | { |
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97 | return false; |
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98 | } |
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99 | } |
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100 | |
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101 | |
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102 | class ADODB_pdo extends ADOConnection { |
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103 | var $databaseType = "pdo"; |
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104 | var $dataProvider = "pdo"; |
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105 | var $fmtDate = "'Y-m-d'"; |
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106 | var $fmtTimeStamp = "'Y-m-d, h:i:sA'"; |
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107 | var $replaceQuote = "''"; // string to use to replace quotes |
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108 | var $hasAffectedRows = true; |
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109 | var $_bindInputArray = true; |
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110 | var $_genSeqSQL = "create table %s (id integer)"; |
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111 | var $_autocommit = true; |
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112 | var $_haserrorfunctions = true; |
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113 | var $_lastAffectedRows = 0; |
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114 | |
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115 | var $_errormsg = false; |
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116 | var $_errorno = false; |
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117 | |
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118 | var $dsnType = ''; |
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119 | var $stmt = false; |
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120 | |
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121 | function ADODB_pdo() |
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122 | { |
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123 | } |
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124 | |
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125 | function _UpdatePDO() |
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126 | { |
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127 | $d = &$this->_driver; |
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128 | $this->fmtDate = $d->fmtDate; |
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129 | $this->fmtTimeStamp = $d->fmtTimeStamp; |
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130 | $this->replaceQuote = $d->replaceQuote; |
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131 | $this->sysDate = $d->sysDate; |
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132 | $this->sysTimeStamp = $d->sysTimeStamp; |
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133 | $this->random = $d->random; |
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134 | $this->concat_operator = $d->concat_operator; |
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135 | $this->nameQuote = $d->nameQuote; |
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136 | |
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137 | $this->hasGenID = $d->hasGenID; |
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138 | $this->_genIDSQL = $d->_genIDSQL; |
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139 | $this->_genSeqSQL = $d->_genSeqSQL; |
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140 | $this->_dropSeqSQL = $d->_dropSeqSQL; |
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141 | |
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142 | $d->_init($this); |
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143 | } |
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144 | |
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145 | function Time() |
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146 | { |
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147 | if (!empty($this->_driver->_hasdual)) $sql = "select $this->sysTimeStamp from dual"; |
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148 | else $sql = "select $this->sysTimeStamp"; |
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149 | |
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150 | $rs =& $this->_Execute($sql); |
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151 | if ($rs && !$rs->EOF) return $this->UnixTimeStamp(reset($rs->fields)); |
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152 | |
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153 | return false; |
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154 | } |
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155 | |
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156 | // returns true or false |
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157 | function _connect($argDSN, $argUsername, $argPassword, $argDatabasename, $persist=false) |
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158 | { |
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159 | $at = strpos($argDSN,':'); |
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160 | $this->dsnType = substr($argDSN,0,$at); |
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161 | |
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162 | if ($argDatabasename) { |
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163 | $argDSN .= ';dbname='.$argDatabasename; |
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164 | } |
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165 | try { |
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166 | $this->_connectionID = new PDO($argDSN, $argUsername, $argPassword); |
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167 | } catch (Exception $e) { |
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168 | $this->_connectionID = false; |
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169 | $this->_errorno = -1; |
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170 | //var_dump($e); |
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171 | $this->_errormsg = 'Connection attempt failed: '.$e->getMessage(); |
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172 | return false; |
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173 | } |
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174 | |
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175 | if ($this->_connectionID) { |
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176 | switch(ADODB_ASSOC_CASE){ |
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177 | case 0: $m = PDO::CASE_LOWER; break; |
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178 | case 1: $m = PDO::CASE_UPPER; break; |
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179 | default: |
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180 | case 2: $m = PDO::CASE_NATURAL; break; |
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181 | } |
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182 | |
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183 | //$this->_connectionID->setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_SILENT ); |
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184 | $this->_connectionID->setAttribute(PDO::ATTR_CASE,$m); |
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185 | |
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186 | $class = 'ADODB_pdo_'.$this->dsnType; |
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187 | //$this->_connectionID->setAttribute(PDO::ATTR_AUTOCOMMIT,true); |
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188 | switch($this->dsnType) { |
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189 | case 'oci': |
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190 | case 'mysql': |
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191 | case 'pgsql': |
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192 | case 'mssql': |
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193 | include_once(ADODB_DIR.'/drivers/adodb-pdo_'.$this->dsnType.'.inc.php'); |
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194 | break; |
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195 | } |
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196 | if (class_exists($class)) |
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197 | $this->_driver = new $class(); |
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198 | else |
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199 | $this->_driver = new ADODB_pdo_base(); |
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200 | |
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201 | $this->_driver->_connectionID = $this->_connectionID; |
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202 | $this->_UpdatePDO(); |
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203 | return true; |
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204 | } |
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205 | $this->_driver = new ADODB_pdo_base(); |
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206 | return false; |
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207 | } |
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208 | |
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209 | // returns true or false |
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210 | function _pconnect($argDSN, $argUsername, $argPassword, $argDatabasename) |
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211 | { |
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212 | return $this->_connect($argDSN, $argUsername, $argPassword, $argDatabasename, true); |
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213 | } |
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214 | |
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215 | /*------------------------------------------------------------------------------*/ |
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216 | |
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217 | |
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218 | function SelectLimit($sql,$nrows=-1,$offset=-1,$inputarr=false,$secs2cache=0) |
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219 | { |
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220 | $save = $this->_driver->fetchMode; |
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221 | $this->_driver->fetchMode = $this->fetchMode; |
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222 | $this->_driver->debug = $this->debug; |
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223 | $ret = $this->_driver->SelectLimit($sql,$nrows,$offset,$inputarr,$secs2cache); |
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224 | $this->_driver->fetchMode = $save; |
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225 | return $ret; |
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226 | } |
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227 | |
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228 | |
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229 | function ServerInfo() |
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230 | { |
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231 | return $this->_driver->ServerInfo(); |
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232 | } |
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233 | |
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234 | function MetaTables($ttype=false,$showSchema=false,$mask=false) |
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235 | { |
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236 | return $this->_driver->MetaTables($ttype,$showSchema,$mask); |
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237 | } |
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238 | |
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239 | function MetaColumns($table,$normalize=true) |
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240 | { |
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241 | return $this->_driver->MetaColumns($table,$normalize); |
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242 | } |
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243 | |
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244 | function InParameter(&$stmt,&$var,$name,$maxLen=4000,$type=false) |
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245 | { |
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246 | $obj = $stmt[1]; |
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247 | if ($type) $obj->bindParam($name,$var,$type,$maxLen); |
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248 | else $obj->bindParam($name, $var); |
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249 | } |
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250 | |
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251 | |
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252 | function ErrorMsg() |
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253 | { |
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254 | if ($this->_errormsg !== false) return $this->_errormsg; |
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255 | if (!empty($this->_stmt)) $arr = $this->_stmt->errorInfo(); |
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256 | else if (!empty($this->_connectionID)) $arr = $this->_connectionID->errorInfo(); |
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257 | else return 'No Connection Established'; |
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258 | |
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259 | |
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260 | if ($arr) { |
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261 | if (sizeof($arr)<2) return ''; |
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262 | if ((integer)$arr[1]) return $arr[2]; |
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263 | else return ''; |
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264 | } else return '-1'; |
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265 | } |
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266 | |
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267 | |
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268 | function ErrorNo() |
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269 | { |
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270 | if ($this->_errorno !== false) return $this->_errorno; |
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271 | if (!empty($this->_stmt)) $err = $this->_stmt->errorCode(); |
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272 | else if (!empty($this->_connectionID)) { |
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273 | $arr = $this->_connectionID->errorInfo(); |
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274 | if (isset($arr[0])) $err = $arr[0]; |
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275 | else $err = -1; |
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276 | } else |
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277 | return 0; |
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278 | |
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279 | if ($err == '00000') return 0; // allows empty check |
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280 | return $err; |
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281 | } |
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282 | |
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283 | function BeginTrans() |
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284 | { |
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285 | if (!$this->hasTransactions) return false; |
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286 | if ($this->transOff) return true; |
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287 | $this->transCnt += 1; |
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288 | $this->_autocommit = false; |
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289 | $this->_connectionID->setAttribute(PDO::ATTR_AUTOCOMMIT,false); |
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290 | return $this->_connectionID->beginTransaction(); |
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291 | } |
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292 | |
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293 | function CommitTrans($ok=true) |
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294 | { |
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295 | if (!$this->hasTransactions) return false; |
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296 | if ($this->transOff) return true; |
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297 | if (!$ok) return $this->RollbackTrans(); |
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298 | if ($this->transCnt) $this->transCnt -= 1; |
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299 | $this->_autocommit = true; |
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300 | |
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301 | $ret = $this->_connectionID->commit(); |
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302 | $this->_connectionID->setAttribute(PDO::ATTR_AUTOCOMMIT,true); |
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303 | return $ret; |
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304 | } |
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305 | |
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306 | function RollbackTrans() |
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307 | { |
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308 | if (!$this->hasTransactions) return false; |
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309 | if ($this->transOff) return true; |
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310 | if ($this->transCnt) $this->transCnt -= 1; |
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311 | $this->_autocommit = true; |
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312 | |
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313 | $ret = $this->_connectionID->rollback(); |
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314 | $this->_connectionID->setAttribute(PDO::ATTR_AUTOCOMMIT,true); |
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315 | return $ret; |
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316 | } |
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317 | |
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318 | function Prepare($sql) |
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319 | { |
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320 | $this->_stmt = $this->_connectionID->prepare($sql); |
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321 | if ($this->_stmt) return array($sql,$this->_stmt); |
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322 | |
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323 | return false; |
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324 | } |
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325 | |
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326 | function PrepareStmt($sql) |
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327 | { |
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328 | $stmt = $this->_connectionID->prepare($sql); |
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329 | if (!$stmt) return false; |
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330 | $obj = new ADOPDOStatement($stmt,$this); |
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331 | return $obj; |
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332 | } |
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333 | |
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334 | |
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335 | /* returns queryID or false */ |
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336 | function _query($sql,$inputarr=false) |
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337 | { |
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338 | if (is_array($sql)) { |
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339 | $stmt = $sql[1]; |
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340 | } else { |
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341 | $stmt = $this->_connectionID->prepare($sql); |
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342 | } |
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343 | #adodb_backtrace(); |
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344 | #var_dump($this->_bindInputArray); |
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345 | if ($stmt) { |
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346 | $this->_driver->debug = $this->debug; |
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347 | if ($inputarr) $ok = $stmt->execute($inputarr); |
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348 | else $ok = $stmt->execute(); |
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349 | } |
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350 | |
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351 | |
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352 | $this->_errormsg = false; |
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353 | $this->_errorno = false; |
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354 | |
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355 | if ($ok) { |
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356 | $this->_stmt = $stmt; |
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357 | return $stmt; |
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358 | } |
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359 | |
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360 | if ($stmt) { |
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361 | |
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362 | $arr = $stmt->errorinfo(); |
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363 | if ((integer)$arr[1]) { |
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364 | $this->_errormsg = $arr[2]; |
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365 | $this->_errorno = $arr[1]; |
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366 | } |
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367 | |
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368 | } else { |
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369 | $this->_errormsg = false; |
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370 | $this->_errorno = false; |
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371 | } |
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372 | return false; |
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373 | } |
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374 | |
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375 | // returns true or false |
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376 | function _close() |
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377 | { |
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378 | $this->_stmt = false; |
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379 | return true; |
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380 | } |
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381 | |
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382 | function _affectedrows() |
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383 | { |
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384 | return ($this->_stmt) ? $this->_stmt->rowCount() : 0; |
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385 | } |
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386 | |
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387 | function _insertid() |
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388 | { |
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389 | return ($this->_connectionID) ? $this->_connectionID->lastInsertId() : 0; |
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390 | } |
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391 | } |
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392 | |
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393 | class ADOPDOStatement { |
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394 | |
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395 | var $databaseType = "pdo"; |
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396 | var $dataProvider = "pdo"; |
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397 | var $_stmt; |
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398 | var $_connectionID; |
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399 | |
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400 | function ADOPDOStatement($stmt,$connection) |
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401 | { |
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402 | $this->_stmt = $stmt; |
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403 | $this->_connectionID = $connection; |
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404 | } |
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405 | |
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406 | function Execute($inputArr=false) |
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407 | { |
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408 | $savestmt = $this->_connectionID->_stmt; |
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409 | $rs = $this->_connectionID->Execute(array(false,$this->_stmt),$inputArr); |
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410 | $this->_connectionID->_stmt = $savestmt; |
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411 | return $rs; |
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412 | } |
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413 | |
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414 | function InParameter(&$var,$name,$maxLen=4000,$type=false) |
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415 | { |
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416 | |
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417 | if ($type) $this->_stmt->bindParam($name,$var,$type,$maxLen); |
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418 | else $this->_stmt->bindParam($name, $var); |
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419 | } |
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420 | |
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421 | function Affected_Rows() |
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422 | { |
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423 | return ($this->_stmt) ? $this->_stmt->rowCount() : 0; |
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424 | } |
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425 | |
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426 | function ErrorMsg() |
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427 | { |
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428 | if ($this->_stmt) $arr = $this->_stmt->errorInfo(); |
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429 | else $arr = $this->_connectionID->errorInfo(); |
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430 | |
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431 | if (is_array($arr)) { |
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432 | if ((integer) $arr[0] && isset($arr[2])) return $arr[2]; |
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433 | else return ''; |
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434 | } else return '-1'; |
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435 | } |
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436 | |
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437 | function NumCols() |
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438 | { |
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439 | return ($this->_stmt) ? $this->_stmt->columnCount() : 0; |
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440 | } |
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441 | |
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442 | function ErrorNo() |
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443 | { |
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444 | if ($this->_stmt) return $this->_stmt->errorCode(); |
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445 | else return $this->_connectionID->errorInfo(); |
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446 | } |
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447 | } |
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448 | |
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449 | /*-------------------------------------------------------------------------------------- |
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450 | Class Name: Recordset |
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451 | --------------------------------------------------------------------------------------*/ |
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452 | |
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453 | class ADORecordSet_pdo extends ADORecordSet { |
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454 | |
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455 | var $bind = false; |
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456 | var $databaseType = "pdo"; |
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457 | var $dataProvider = "pdo"; |
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458 | |
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459 | function ADORecordSet_pdo($id,$mode=false) |
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460 | { |
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461 | if ($mode === false) { |
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462 | global $ADODB_FETCH_MODE; |
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463 | $mode = $ADODB_FETCH_MODE; |
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464 | } |
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465 | $this->adodbFetchMode = $mode; |
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466 | switch($mode) { |
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467 | case ADODB_FETCH_NUM: $mode = PDO::FETCH_NUM; break; |
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468 | case ADODB_FETCH_ASSOC: $mode = PDO::FETCH_ASSOC; break; |
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469 | |
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470 | case ADODB_FETCH_BOTH: |
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471 | default: $mode = PDO::FETCH_BOTH; break; |
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472 | } |
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473 | $this->fetchMode = $mode; |
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474 | |
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475 | $this->_queryID = $id; |
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476 | $this->ADORecordSet($id); |
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477 | } |
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478 | |
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479 | |
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480 | function Init() |
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481 | { |
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482 | if ($this->_inited) return; |
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483 | $this->_inited = true; |
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484 | if ($this->_queryID) @$this->_initrs(); |
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485 | else { |
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486 | $this->_numOfRows = 0; |
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487 | $this->_numOfFields = 0; |
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488 | } |
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489 | if ($this->_numOfRows != 0 && $this->_currentRow == -1) { |
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490 | $this->_currentRow = 0; |
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491 | if ($this->EOF = ($this->_fetch() === false)) { |
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492 | $this->_numOfRows = 0; // _numOfRows could be -1 |
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493 | } |
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494 | } else { |
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495 | $this->EOF = true; |
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496 | } |
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497 | } |
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498 | |
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499 | function _initrs() |
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500 | { |
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501 | global $ADODB_COUNTRECS; |
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502 | |
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503 | $this->_numOfRows = ($ADODB_COUNTRECS) ? @$this->_queryID->rowCount() : -1; |
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504 | if (!$this->_numOfRows) $this->_numOfRows = -1; |
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505 | $this->_numOfFields = $this->_queryID->columnCount(); |
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506 | } |
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507 | |
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508 | // returns the field object |
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509 | function &FetchField($fieldOffset = -1) |
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510 | { |
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511 | $off=$fieldOffset+1; // offsets begin at 1 |
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512 | |
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513 | $o= new ADOFieldObject(); |
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514 | $arr = @$this->_queryID->getColumnMeta($fieldOffset); |
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515 | if (!$arr) { |
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516 | $o->name = 'bad getColumnMeta()'; |
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517 | $o->max_length = -1; |
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518 | $o->type = 'VARCHAR'; |
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519 | $o->precision = 0; |
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520 | # $false = false; |
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521 | return $o; |
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522 | } |
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523 | //adodb_pr($arr); |
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524 | $o->name = $arr['name']; |
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525 | if (isset($arr['native_type']) && $arr['native_type'] <> "null") $o->type = $arr['native_type']; |
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526 | else $o->type = adodb_pdo_type($arr['pdo_type']); |
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527 | $o->max_length = $arr['len']; |
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528 | $o->precision = $arr['precision']; |
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529 | |
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530 | if (ADODB_ASSOC_CASE == 0) $o->name = strtolower($o->name); |
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531 | else if (ADODB_ASSOC_CASE == 1) $o->name = strtoupper($o->name); |
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532 | return $o; |
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533 | } |
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534 | |
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535 | function _seek($row) |
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536 | { |
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537 | return false; |
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538 | } |
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539 | |
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540 | function _fetch() |
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541 | { |
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542 | if (!$this->_queryID) return false; |
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543 | |
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544 | $this->fields = $this->_queryID->fetch($this->fetchMode); |
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545 | return !empty($this->fields); |
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546 | } |
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547 | |
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548 | function _close() |
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549 | { |
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550 | $this->_queryID = false; |
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551 | } |
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552 | |
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553 | function Fields($colname) |
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554 | { |
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555 | if ($this->adodbFetchMode != ADODB_FETCH_NUM) return @$this->fields[$colname]; |
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556 | |
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557 | if (!$this->bind) { |
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558 | $this->bind = array(); |
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559 | for ($i=0; $i < $this->_numOfFields; $i++) { |
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560 | $o = $this->FetchField($i); |
---|
561 | $this->bind[strtoupper($o->name)] = $i; |
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562 | } |
---|
563 | } |
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564 | return $this->fields[$this->bind[strtoupper($colname)]]; |
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565 | } |
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566 | |
---|
567 | } |
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568 | |
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569 | ?> |
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