1 | <?php |
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2 | /**************************************************************************\ |
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3 | * wGroupWare - Setup * |
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4 | * http://www.egroupware.org * |
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5 | * -------------------------------------------- * |
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6 | * This file written by Michael Dean<mdean@users.sourceforge.net> * |
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7 | * and Miles Lott<milosch@groupwhere.org> * |
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8 | * -------------------------------------------- * |
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9 | * This program is free software; you can redistribute it and/or modify it * |
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10 | * under the terms of the GNU General Public License as published by the * |
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11 | * Free Software Foundation; either version 2 of the License, or (at your * |
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12 | * option) any later version. * |
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13 | \**************************************************************************/ |
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14 | |
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15 | |
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16 | class schema_proc_array |
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17 | { |
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18 | var $m_sStatementTerminator; |
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19 | |
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20 | function schema_proc_array() |
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21 | { |
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22 | $this->m_sStatementTerminator = ';'; |
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23 | } |
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24 | |
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25 | /* Return a type suitable for DDL abstracted array */ |
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26 | function TranslateType($sType, $iPrecision = 0, $iScale = 0) |
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27 | { |
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28 | $sTranslated = $sType; |
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29 | return $sTranslated; |
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30 | } |
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31 | |
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32 | function TranslateDefault($sDefault) |
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33 | { |
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34 | return $sDefault; |
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35 | } |
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36 | |
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37 | function GetPKSQL($sFields) |
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38 | { |
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39 | return ''; |
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40 | } |
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41 | |
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42 | function GetUCSQL($sFields) |
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43 | { |
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44 | return ''; |
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45 | } |
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46 | |
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47 | function _GetColumns($oProc, &$aTables, $sTableName, &$sColumns, $sDropColumn='') |
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48 | { |
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49 | $sColumns = ''; |
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50 | while(list($sName, $aJunk) = each($aTables[$sTableName]['fd'])) |
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51 | { |
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52 | if($sColumns != '') |
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53 | { |
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54 | $sColumns .= ','; |
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55 | } |
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56 | $sColumns .= $sName; |
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57 | } |
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58 | |
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59 | return True; |
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60 | } |
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61 | |
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62 | function DropTable($oProc, &$aTables, $sTableName) |
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63 | { |
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64 | if(isset($aTables[$sTableName])) |
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65 | { |
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66 | unset($aTables[$sTableName]); |
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67 | } |
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68 | |
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69 | return True; |
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70 | } |
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71 | |
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72 | function DropColumn($oProc, &$aTables, $sTableName, $aNewTableDef, $sColumnName, $bCopyData=True) |
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73 | { |
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74 | if(isset($aTables[$sTableName])) |
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75 | { |
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76 | if(isset($aTables[$sTableName]['fd'][$sColumnName])) |
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77 | { |
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78 | unset($aTables[$sTableName]['fd'][$sColumnName]); |
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79 | } |
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80 | } |
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81 | |
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82 | return True; |
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83 | } |
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84 | |
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85 | function RenameTable($oProc, &$aTables, $sOldTableName, $sNewTableName) |
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86 | { |
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87 | $aNewTables = array(); |
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88 | while(list($sTableName, $aTableDef) = each($aTables)) |
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89 | { |
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90 | if($sTableName == $sOldTableName) |
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91 | { |
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92 | $aNewTables[$sNewTableName] = $aTableDef; |
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93 | } |
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94 | else |
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95 | { |
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96 | $aNewTables[$sTableName] = $aTableDef; |
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97 | } |
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98 | } |
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99 | |
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100 | $aTables = $aNewTables; |
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101 | |
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102 | return True; |
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103 | } |
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104 | |
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105 | function RenameColumn($oProc, &$aTables, $sTableName, $sOldColumnName, $sNewColumnName, $bCopyData=True) |
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106 | { |
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107 | if (isset($aTables[$sTableName])) |
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108 | { |
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109 | $aNewTableDef = array(); |
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110 | reset($aTables[$sTableName]['fd']); |
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111 | while(list($sColumnName, $aColumnDef) = each($aTables[$sTableName]['fd'])) |
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112 | { |
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113 | if($sColumnName == $sOldColumnName) |
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114 | { |
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115 | $aNewTableDef[$sNewColumnName] = $aColumnDef; |
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116 | } |
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117 | else |
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118 | { |
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119 | $aNewTableDef[$sColumnName] = $aColumnDef; |
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120 | } |
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121 | } |
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122 | |
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123 | $aTables[$sTableName]['fd'] = $aNewTableDef; |
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124 | |
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125 | reset($aTables[$sTableName]['pk']); |
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126 | while(list($key, $sColumnName) = each($aTables[$sTableName]['pk'])) |
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127 | { |
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128 | if($sColumnName == $sOldColumnName) |
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129 | { |
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130 | $aTables[$sTableName]['pk'][$key] = $sNewColumnName; |
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131 | } |
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132 | } |
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133 | |
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134 | reset($aTables[$sTableName]['ix']); |
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135 | while(list($key,$sColumnName) = each($aTables[$sTableName]['ix'])) |
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136 | { |
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137 | if ($sColumnName == $sOldColumnName) |
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138 | { |
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139 | $aTables[$sTableName]['ix'][$key] = $sNewColumnName; |
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140 | } |
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141 | } |
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142 | |
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143 | reset($aTables[$sTableName]['uc']); |
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144 | while(list($key, $sColumnName) = each($aTables[$sTableName]['uc'])) |
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145 | { |
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146 | if($sColumnName == $sOldColumnName) |
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147 | { |
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148 | $aTables[$sTableName]['uc'][$key] = $sNewColumnName; |
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149 | } |
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150 | } |
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151 | } |
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152 | |
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153 | return True; |
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154 | } |
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155 | |
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156 | function AlterColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef, $bCopyData=True) |
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157 | { |
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158 | if(isset($aTables[$sTableName])) |
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159 | { |
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160 | if(isset($aTables[$sTableName]['fd'][$sColumnName])) |
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161 | { |
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162 | $aTables[$sTableName]['fd'][$sColumnName] = $aColumnDef; |
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163 | } |
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164 | } |
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165 | |
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166 | return True; |
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167 | } |
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168 | |
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169 | function AddColumn($oProc, &$aTables, $sTableName, $sColumnName, &$aColumnDef) |
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170 | { |
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171 | if(isset($aTables[$sTableName])) |
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172 | { |
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173 | if(!isset($aTables[$sTableName]['fd'][$sColumnName])) |
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174 | { |
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175 | $aTables[$sTableName]['fd'][$sColumnName] = $aColumnDef; |
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176 | } |
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177 | } |
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178 | |
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179 | return True; |
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180 | } |
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181 | |
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182 | function CreateTable($oProc, &$aTables, $sTableName, $aTableDef) |
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183 | { |
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184 | if(!isset($aTables[$sTableName])) |
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185 | { |
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186 | $aTables[$sTableName] = $aTableDef; |
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187 | } |
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188 | |
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189 | return True; |
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190 | } |
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191 | |
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192 | function RefreshTable($oProc, &$aTables, $sTableName, $aTableDef) |
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193 | { |
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194 | $aTables[$sTableName] = $aTableDef; |
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195 | |
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196 | return True; |
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197 | } |
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198 | } |
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199 | ?> |
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