1 | <?php |
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2 | /* |
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3 | @version 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 | Contribution by Frank M. Kromann <frank@frontbase.com>. |
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8 | Set tabs to 8. |
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9 | */ |
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10 | |
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11 | // security - hide paths |
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12 | if (!defined('ADODB_DIR')) die(); |
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13 | |
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14 | if (! defined("_ADODB_FBSQL_LAYER")) { |
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15 | define("_ADODB_FBSQL_LAYER", 1 ); |
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16 | |
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17 | class ADODB_fbsql extends ADOConnection { |
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18 | var $databaseType = 'fbsql'; |
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19 | var $hasInsertID = true; |
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20 | var $hasAffectedRows = true; |
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21 | var $metaTablesSQL = "SHOW TABLES"; |
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22 | var $metaColumnsSQL = "SHOW COLUMNS FROM %s"; |
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23 | var $fmtTimeStamp = "'Y-m-d H:i:s'"; |
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24 | var $hasLimit = false; |
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25 | |
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26 | function ADODB_fbsql() |
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27 | { |
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28 | } |
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29 | |
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30 | function _insertid() |
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31 | { |
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32 | return fbsql_insert_id($this->_connectionID); |
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33 | } |
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34 | |
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35 | function _affectedrows() |
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36 | { |
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37 | return fbsql_affected_rows($this->_connectionID); |
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38 | } |
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39 | |
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40 | function &MetaDatabases() |
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41 | { |
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42 | $qid = fbsql_list_dbs($this->_connectionID); |
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43 | $arr = array(); |
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44 | $i = 0; |
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45 | $max = fbsql_num_rows($qid); |
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46 | while ($i < $max) { |
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47 | $arr[] = fbsql_tablename($qid,$i); |
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48 | $i += 1; |
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49 | } |
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50 | return $arr; |
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51 | } |
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52 | |
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53 | // returns concatenated string |
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54 | function Concat() |
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55 | { |
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56 | $s = ""; |
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57 | $arr = func_get_args(); |
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58 | $first = true; |
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59 | |
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60 | $s = implode(',',$arr); |
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61 | if (sizeof($arr) > 0) return "CONCAT($s)"; |
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62 | else return ''; |
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63 | } |
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64 | |
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65 | // returns true or false |
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66 | function _connect($argHostname, $argUsername, $argPassword, $argDatabasename) |
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67 | { |
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68 | $this->_connectionID = fbsql_connect($argHostname,$argUsername,$argPassword); |
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69 | if ($this->_connectionID === false) return false; |
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70 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
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71 | return true; |
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72 | } |
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73 | |
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74 | // returns true or false |
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75 | function _pconnect($argHostname, $argUsername, $argPassword, $argDatabasename) |
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76 | { |
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77 | $this->_connectionID = fbsql_pconnect($argHostname,$argUsername,$argPassword); |
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78 | if ($this->_connectionID === false) return false; |
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79 | if ($argDatabasename) return $this->SelectDB($argDatabasename); |
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80 | return true; |
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81 | } |
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82 | |
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83 | function &MetaColumns($table) |
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84 | { |
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85 | if ($this->metaColumnsSQL) { |
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86 | |
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87 | $rs = $this->Execute(sprintf($this->metaColumnsSQL,$table)); |
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88 | |
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89 | if ($rs === false) return false; |
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90 | |
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91 | $retarr = array(); |
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92 | while (!$rs->EOF){ |
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93 | $fld = new ADOFieldObject(); |
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94 | $fld->name = $rs->fields[0]; |
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95 | $fld->type = $rs->fields[1]; |
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96 | |
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97 | // split type into type(length): |
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98 | if (preg_match("/^(.+)\((\d+)\)$/", $fld->type, $query_array)) { |
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99 | $fld->type = $query_array[1]; |
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100 | $fld->max_length = $query_array[2]; |
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101 | } else { |
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102 | $fld->max_length = -1; |
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103 | } |
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104 | $fld->not_null = ($rs->fields[2] != 'YES'); |
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105 | $fld->primary_key = ($rs->fields[3] == 'PRI'); |
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106 | $fld->auto_increment = (strpos($rs->fields[5], 'auto_increment') !== false); |
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107 | $fld->binary = (strpos($fld->type,'blob') !== false); |
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108 | |
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109 | $retarr[strtoupper($fld->name)] = $fld; |
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110 | $rs->MoveNext(); |
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111 | } |
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112 | $rs->Close(); |
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113 | return $retarr; |
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114 | } |
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115 | return false; |
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116 | } |
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117 | |
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118 | // returns true or false |
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119 | function SelectDB($dbName) |
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120 | { |
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121 | $this->database = $dbName; |
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122 | if ($this->_connectionID) { |
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123 | return @fbsql_select_db($dbName,$this->_connectionID); |
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124 | } |
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125 | else return false; |
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126 | } |
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127 | |
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128 | |
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129 | // returns queryID or false |
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130 | function _query($sql,$inputarr) |
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131 | { |
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132 | return fbsql_query("$sql;",$this->_connectionID); |
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133 | } |
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134 | |
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135 | /* Returns: the last error message from previous database operation */ |
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136 | function ErrorMsg() |
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137 | { |
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138 | $this->_errorMsg = @fbsql_error($this->_connectionID); |
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139 | return $this->_errorMsg; |
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140 | } |
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141 | |
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142 | /* Returns: the last error number from previous database operation */ |
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143 | function ErrorNo() |
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144 | { |
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145 | return @fbsql_errno($this->_connectionID); |
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146 | } |
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147 | |
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148 | // returns true or false |
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149 | function _close() |
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150 | { |
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151 | return @fbsql_close($this->_connectionID); |
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152 | } |
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153 | |
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154 | } |
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155 | |
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156 | /*-------------------------------------------------------------------------------------- |
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157 | Class Name: Recordset |
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158 | --------------------------------------------------------------------------------------*/ |
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159 | |
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160 | class ADORecordSet_fbsql extends ADORecordSet{ |
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161 | |
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162 | var $databaseType = "fbsql"; |
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163 | var $canSeek = true; |
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164 | |
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165 | function ADORecordSet_fbsql($queryID,$mode=false) |
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166 | { |
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167 | if (!$mode) { |
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168 | global $ADODB_FETCH_MODE; |
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169 | $mode = $ADODB_FETCH_MODE; |
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170 | } |
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171 | switch ($mode) { |
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172 | case ADODB_FETCH_NUM: $this->fetchMode = FBSQL_NUM; break; |
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173 | case ADODB_FETCH_ASSOC: $this->fetchMode = FBSQL_ASSOC; break; |
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174 | case ADODB_FETCH_BOTH: |
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175 | default: |
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176 | $this->fetchMode = FBSQL_BOTH; break; |
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177 | } |
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178 | return $this->ADORecordSet($queryID); |
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179 | } |
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180 | |
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181 | function _initrs() |
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182 | { |
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183 | GLOBAL $ADODB_COUNTRECS; |
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184 | $this->_numOfRows = ($ADODB_COUNTRECS) ? @fbsql_num_rows($this->_queryID):-1; |
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185 | $this->_numOfFields = @fbsql_num_fields($this->_queryID); |
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186 | } |
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187 | |
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188 | |
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189 | |
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190 | function &FetchField($fieldOffset = -1) { |
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191 | if ($fieldOffset != -1) { |
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192 | $o = @fbsql_fetch_field($this->_queryID, $fieldOffset); |
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193 | //$o->max_length = -1; // fbsql returns the max length less spaces -- so it is unrealiable |
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194 | $f = @fbsql_field_flags($this->_queryID,$fieldOffset); |
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195 | $o->binary = (strpos($f,'binary')!== false); |
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196 | } |
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197 | else if ($fieldOffset == -1) { /* The $fieldOffset argument is not provided thus its -1 */ |
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198 | $o = @fbsql_fetch_field($this->_queryID);// fbsql returns the max length less spaces -- so it is unrealiable |
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199 | //$o->max_length = -1; |
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200 | } |
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201 | |
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202 | return $o; |
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203 | } |
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204 | |
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205 | function _seek($row) |
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206 | { |
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207 | return @fbsql_data_seek($this->_queryID,$row); |
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208 | } |
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209 | |
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210 | function _fetch($ignore_fields=false) |
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211 | { |
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212 | $this->fields = @fbsql_fetch_array($this->_queryID,$this->fetchMode); |
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213 | return ($this->fields == true); |
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214 | } |
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215 | |
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216 | function _close() { |
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217 | return @fbsql_free_result($this->_queryID); |
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218 | } |
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219 | |
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220 | function MetaType($t,$len=-1,$fieldobj=false) |
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221 | { |
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222 | if (is_object($t)) { |
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223 | $fieldobj = $t; |
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224 | $t = $fieldobj->type; |
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225 | $len = $fieldobj->max_length; |
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226 | } |
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227 | $len = -1; // fbsql max_length is not accurate |
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228 | switch (strtoupper($t)) { |
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229 | case 'CHARACTER': |
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230 | case 'CHARACTER VARYING': |
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231 | case 'BLOB': |
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232 | case 'CLOB': |
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233 | case 'BIT': |
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234 | case 'BIT VARYING': |
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235 | if ($len <= $this->blobSize) return 'C'; |
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236 | |
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237 | // so we have to check whether binary... |
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238 | case 'IMAGE': |
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239 | case 'LONGBLOB': |
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240 | case 'BLOB': |
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241 | case 'MEDIUMBLOB': |
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242 | return !empty($fieldobj->binary) ? 'B' : 'X'; |
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243 | |
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244 | case 'DATE': return 'D'; |
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245 | |
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246 | case 'TIME': |
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247 | case 'TIME WITH TIME ZONE': |
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248 | case 'TIMESTAMP': |
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249 | case 'TIMESTAMP WITH TIME ZONE': return 'T'; |
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250 | |
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251 | case 'PRIMARY_KEY': |
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252 | return 'R'; |
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253 | case 'INTEGER': |
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254 | case 'SMALLINT': |
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255 | case 'BOOLEAN': |
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256 | |
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257 | if (!empty($fieldobj->primary_key)) return 'R'; |
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258 | else return 'I'; |
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259 | |
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260 | default: return 'N'; |
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261 | } |
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262 | } |
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263 | |
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264 | } //class |
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265 | } // defined |
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266 | ?> |
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