[6779] | 1 | <?php |
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| 2 | |
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| 3 | // security - hide paths |
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| 4 | if (!defined('ADODB_DIR')) die(); |
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| 5 | |
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| 6 | global $ADODB_INCLUDED_LIB; |
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| 7 | $ADODB_INCLUDED_LIB = 1; |
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| 8 | |
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| 9 | /* |
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| 10 | @version V4.94 23 Jan 2007 (c) 2000-2007 John Lim (jlim\@natsoft.com.my). All rights reserved. |
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| 11 | Released under both BSD license and Lesser GPL library license. |
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| 12 | Whenever there is any discrepancy between the two licenses, |
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| 13 | the BSD license will take precedence. See License.txt. |
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| 14 | Set tabs to 4 for best viewing. |
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| 15 | |
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| 16 | Less commonly used functions are placed here to reduce size of adodb.inc.php. |
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| 17 | */ |
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| 18 | |
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| 19 | function adodb_probetypes(&$array,&$types,$probe=8) |
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| 20 | { |
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| 21 | // probe and guess the type |
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| 22 | $types = array(); |
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| 23 | if ($probe > sizeof($array)) $max = sizeof($array); |
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| 24 | else $max = $probe; |
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| 25 | |
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| 26 | |
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| 27 | for ($j=0;$j < $max; $j++) { |
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| 28 | $row =& $array[$j]; |
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| 29 | if (!$row) break; |
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| 30 | $i = -1; |
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| 31 | foreach($row as $v) { |
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| 32 | $i += 1; |
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| 33 | |
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| 34 | if (isset($types[$i]) && $types[$i]=='C') continue; |
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| 35 | |
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| 36 | //print " ($i ".$types[$i]. "$v) "; |
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| 37 | $v = trim($v); |
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| 38 | |
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| 39 | if (!preg_match('/^[+-]{0,1}[0-9\.]+$/',$v)) { |
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| 40 | $types[$i] = 'C'; // once C, always C |
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| 41 | |
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| 42 | continue; |
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| 43 | } |
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| 44 | if ($j == 0) { |
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| 45 | // If empty string, we presume is character |
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| 46 | // test for integer for 1st row only |
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| 47 | // after that it is up to testing other rows to prove |
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| 48 | // that it is not an integer |
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| 49 | if (strlen($v) == 0) $types[$i] = 'C'; |
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| 50 | if (strpos($v,'.') !== false) $types[$i] = 'N'; |
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| 51 | else $types[$i] = 'I'; |
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| 52 | continue; |
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| 53 | } |
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| 54 | |
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| 55 | if (strpos($v,'.') !== false) $types[$i] = 'N'; |
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| 56 | |
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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 | function adodb_transpose(&$arr, &$newarr, &$hdr, &$fobjs) |
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| 63 | { |
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| 64 | $oldX = sizeof(reset($arr)); |
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| 65 | $oldY = sizeof($arr); |
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| 66 | |
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| 67 | if ($hdr) { |
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| 68 | $startx = 1; |
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| 69 | $hdr = array('Fields'); |
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| 70 | for ($y = 0; $y < $oldY; $y++) { |
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| 71 | $hdr[] = $arr[$y][0]; |
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| 72 | } |
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| 73 | } else |
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| 74 | $startx = 0; |
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| 75 | |
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| 76 | for ($x = $startx; $x < $oldX; $x++) { |
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| 77 | if ($fobjs) { |
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| 78 | $o = $fobjs[$x]; |
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| 79 | $newarr[] = array($o->name); |
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| 80 | } else |
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| 81 | $newarr[] = array(); |
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| 82 | |
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| 83 | for ($y = 0; $y < $oldY; $y++) { |
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| 84 | $newarr[$x-$startx][] = $arr[$y][$x]; |
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| 85 | } |
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| 86 | } |
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| 87 | } |
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| 88 | |
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| 89 | // Force key to upper. |
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| 90 | // See also http://www.php.net/manual/en/function.array-change-key-case.php |
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| 91 | function _array_change_key_case($an_array) |
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| 92 | { |
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| 93 | if (is_array($an_array)) { |
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| 94 | $new_array = array(); |
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| 95 | foreach($an_array as $key=>$value) |
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| 96 | $new_array[strtoupper($key)] = $value; |
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| 97 | |
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| 98 | return $new_array; |
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| 99 | } |
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| 100 | |
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| 101 | return $an_array; |
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| 102 | } |
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| 103 | |
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| 104 | function _adodb_replace(&$zthis, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc) |
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| 105 | { |
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| 106 | if (count($fieldArray) == 0) return 0; |
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| 107 | $first = true; |
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| 108 | $uSet = ''; |
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| 109 | |
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| 110 | if (!is_array($keyCol)) { |
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| 111 | $keyCol = array($keyCol); |
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| 112 | } |
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| 113 | foreach($fieldArray as $k => $v) { |
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| 114 | if ($autoQuote && !is_numeric($v) and strncmp($v,"'",1) !== 0 and strcasecmp($v,$zthis->null2null)!=0) { |
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| 115 | $v = $zthis->qstr($v); |
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| 116 | $fieldArray[$k] = $v; |
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| 117 | } |
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| 118 | if (in_array($k,$keyCol)) continue; // skip UPDATE if is key |
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| 119 | |
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| 120 | if ($first) { |
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| 121 | $first = false; |
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| 122 | $uSet = "$k=$v"; |
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| 123 | } else |
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| 124 | $uSet .= ",$k=$v"; |
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| 125 | } |
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| 126 | |
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| 127 | $where = false; |
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| 128 | foreach ($keyCol as $v) { |
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| 129 | if (isset($fieldArray[$v])) { |
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| 130 | if ($where) $where .= ' and '.$v.'='.$fieldArray[$v]; |
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| 131 | else $where = $v.'='.$fieldArray[$v]; |
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| 132 | } |
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| 133 | } |
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| 134 | |
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| 135 | if ($uSet && $where) { |
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| 136 | $update = "UPDATE $table SET $uSet WHERE $where"; |
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| 137 | |
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| 138 | $rs = $zthis->Execute($update); |
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| 139 | |
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| 140 | |
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| 141 | if ($rs) { |
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| 142 | if ($zthis->poorAffectedRows) { |
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| 143 | /* |
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| 144 | The Select count(*) wipes out any errors that the update would have returned. |
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| 145 | http://phplens.com/lens/lensforum/msgs.php?id=5696 |
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| 146 | */ |
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| 147 | if ($zthis->ErrorNo()<>0) return 0; |
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| 148 | |
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| 149 | # affected_rows == 0 if update field values identical to old values |
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| 150 | # for mysql - which is silly. |
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| 151 | |
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| 152 | $cnt = $zthis->GetOne("select count(*) from $table where $where"); |
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| 153 | if ($cnt > 0) return 1; // record already exists |
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| 154 | } else { |
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| 155 | if (($zthis->Affected_Rows()>0)) return 1; |
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| 156 | } |
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| 157 | } else |
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| 158 | return 0; |
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| 159 | } |
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| 160 | |
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| 161 | // print "<p>Error=".$this->ErrorNo().'<p>'; |
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| 162 | $first = true; |
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| 163 | foreach($fieldArray as $k => $v) { |
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| 164 | if ($has_autoinc && in_array($k,$keyCol)) continue; // skip autoinc col |
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| 165 | |
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| 166 | if ($first) { |
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| 167 | $first = false; |
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| 168 | $iCols = "$k"; |
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| 169 | $iVals = "$v"; |
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| 170 | } else { |
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| 171 | $iCols .= ",$k"; |
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| 172 | $iVals .= ",$v"; |
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| 173 | } |
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| 174 | } |
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| 175 | $insert = "INSERT INTO $table ($iCols) VALUES ($iVals)"; |
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| 176 | $rs = $zthis->Execute($insert); |
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| 177 | return ($rs) ? 2 : 0; |
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| 178 | } |
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| 179 | |
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| 180 | // Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM |
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| 181 | function _adodb_getmenu(&$zthis, $name,$defstr='',$blank1stItem=true,$multiple=false, |
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| 182 | $size=0, $selectAttr='',$compareFields0=true) |
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| 183 | { |
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| 184 | $hasvalue = false; |
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| 185 | |
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| 186 | if ($multiple or is_array($defstr)) { |
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| 187 | if ($size==0) $size=5; |
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| 188 | $attr = ' multiple size="'.$size.'"'; |
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| 189 | if (!strpos($name,'[]')) $name .= '[]'; |
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| 190 | } else if ($size) $attr = ' size="'.$size.'"'; |
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| 191 | else $attr =''; |
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| 192 | |
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| 193 | $s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>'; |
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| 194 | if ($blank1stItem) |
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| 195 | if (is_string($blank1stItem)) { |
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| 196 | $barr = explode(':',$blank1stItem); |
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| 197 | if (sizeof($barr) == 1) $barr[] = ''; |
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| 198 | $s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>"; |
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| 199 | } else $s .= "\n<option></option>"; |
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| 200 | |
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| 201 | if ($zthis->FieldCount() > 1) $hasvalue=true; |
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| 202 | else $compareFields0 = true; |
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| 203 | |
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| 204 | $value = ''; |
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| 205 | $optgroup = null; |
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| 206 | $firstgroup = true; |
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| 207 | $fieldsize = $zthis->FieldCount(); |
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| 208 | while(!$zthis->EOF) { |
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| 209 | $zval = rtrim(reset($zthis->fields)); |
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| 210 | |
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| 211 | if ($blank1stItem && $zval=="") { |
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| 212 | $zthis->MoveNext(); |
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| 213 | continue; |
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| 214 | } |
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| 215 | |
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| 216 | if ($fieldsize > 1) { |
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| 217 | if (isset($zthis->fields[1])) |
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| 218 | $zval2 = rtrim($zthis->fields[1]); |
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| 219 | else |
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| 220 | $zval2 = rtrim(next($zthis->fields)); |
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| 221 | } |
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| 222 | $selected = ($compareFields0) ? $zval : $zval2; |
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| 223 | |
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| 224 | $group = ''; |
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| 225 | if ($fieldsize > 2) { |
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| 226 | $group = rtrim($zthis->fields[2]); |
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| 227 | } |
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| 228 | /* |
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| 229 | if ($optgroup != $group) { |
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| 230 | $optgroup = $group; |
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| 231 | if ($firstgroup) { |
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| 232 | $firstgroup = false; |
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| 233 | $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; |
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| 234 | } else { |
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| 235 | $s .="\n</optgroup>"; |
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| 236 | $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; |
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| 237 | } |
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| 238 | } |
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| 239 | */ |
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| 240 | if ($hasvalue) |
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| 241 | $value = " value='".htmlspecialchars($zval2)."'"; |
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| 242 | |
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| 243 | if (is_array($defstr)) { |
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| 244 | |
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| 245 | if (in_array($selected,$defstr)) |
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| 246 | $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; |
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| 247 | else |
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| 248 | $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; |
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| 249 | } |
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| 250 | else { |
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| 251 | if (strcasecmp($selected,$defstr)==0) |
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| 252 | $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; |
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| 253 | else |
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| 254 | $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; |
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| 255 | } |
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| 256 | $zthis->MoveNext(); |
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| 257 | } // while |
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| 258 | |
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| 259 | // closing last optgroup |
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| 260 | if($optgroup != null) { |
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| 261 | $s .= "\n</optgroup>"; |
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| 262 | } |
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| 263 | return $s ."\n</select>\n"; |
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| 264 | } |
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| 265 | |
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| 266 | // Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM |
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| 267 | function _adodb_getmenu_gp(&$zthis, $name,$defstr='',$blank1stItem=true,$multiple=false, |
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| 268 | $size=0, $selectAttr='',$compareFields0=true) |
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| 269 | { |
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| 270 | $hasvalue = false; |
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| 271 | |
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| 272 | if ($multiple or is_array($defstr)) { |
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| 273 | if ($size==0) $size=5; |
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| 274 | $attr = ' multiple size="'.$size.'"'; |
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| 275 | if (!strpos($name,'[]')) $name .= '[]'; |
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| 276 | } else if ($size) $attr = ' size="'.$size.'"'; |
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| 277 | else $attr =''; |
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| 278 | |
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| 279 | $s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>'; |
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| 280 | if ($blank1stItem) |
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| 281 | if (is_string($blank1stItem)) { |
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| 282 | $barr = explode(':',$blank1stItem); |
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| 283 | if (sizeof($barr) == 1) $barr[] = ''; |
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| 284 | $s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>"; |
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| 285 | } else $s .= "\n<option></option>"; |
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| 286 | |
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| 287 | if ($zthis->FieldCount() > 1) $hasvalue=true; |
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| 288 | else $compareFields0 = true; |
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| 289 | |
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| 290 | $value = ''; |
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| 291 | $optgroup = null; |
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| 292 | $firstgroup = true; |
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| 293 | $fieldsize = sizeof($zthis->fields); |
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| 294 | while(!$zthis->EOF) { |
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| 295 | $zval = rtrim(reset($zthis->fields)); |
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| 296 | |
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| 297 | if ($blank1stItem && $zval=="") { |
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| 298 | $zthis->MoveNext(); |
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| 299 | continue; |
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| 300 | } |
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| 301 | |
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| 302 | if ($fieldsize > 1) { |
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| 303 | if (isset($zthis->fields[1])) |
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| 304 | $zval2 = rtrim($zthis->fields[1]); |
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| 305 | else |
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| 306 | $zval2 = rtrim(next($zthis->fields)); |
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| 307 | } |
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| 308 | $selected = ($compareFields0) ? $zval : $zval2; |
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| 309 | |
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| 310 | $group = ''; |
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| 311 | if (isset($zthis->fields[2])) { |
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| 312 | $group = rtrim($zthis->fields[2]); |
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| 313 | } |
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| 314 | |
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| 315 | if ($optgroup != $group) { |
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| 316 | $optgroup = $group; |
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| 317 | if ($firstgroup) { |
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| 318 | $firstgroup = false; |
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| 319 | $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; |
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| 320 | } else { |
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| 321 | $s .="\n</optgroup>"; |
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| 322 | $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; |
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| 323 | } |
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| 324 | } |
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| 325 | |
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| 326 | if ($hasvalue) |
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| 327 | $value = " value='".htmlspecialchars($zval2)."'"; |
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| 328 | |
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| 329 | if (is_array($defstr)) { |
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| 330 | |
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| 331 | if (in_array($selected,$defstr)) |
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| 332 | $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; |
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| 333 | else |
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| 334 | $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; |
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| 335 | } |
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| 336 | else { |
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| 337 | if (strcasecmp($selected,$defstr)==0) |
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| 338 | $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; |
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| 339 | else |
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| 340 | $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; |
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| 341 | } |
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| 342 | $zthis->MoveNext(); |
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| 343 | } // while |
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| 344 | |
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| 345 | // closing last optgroup |
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| 346 | if($optgroup != null) { |
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| 347 | $s .= "\n</optgroup>"; |
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| 348 | } |
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| 349 | return $s ."\n</select>\n"; |
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| 350 | } |
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| 351 | |
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| 352 | |
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| 353 | /* |
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| 354 | Count the number of records this sql statement will return by using |
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| 355 | query rewriting heuristics... |
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| 356 | |
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| 357 | Does not work with UNIONs, except with postgresql and oracle. |
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| 358 | |
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| 359 | Usage: |
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| 360 | |
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| 361 | $conn->Connect(...); |
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| 362 | $cnt = _adodb_getcount($conn, $sql); |
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| 363 | |
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| 364 | */ |
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| 365 | function _adodb_getcount(&$zthis, $sql,$inputarr=false,$secs2cache=0) |
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| 366 | { |
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| 367 | $qryRecs = 0; |
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| 368 | |
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| 369 | if (!empty($zthis->_nestedSQL) || preg_match("/^\s*SELECT\s+DISTINCT/is", $sql) || |
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| 370 | preg_match('/\s+GROUP\s+BY\s+/is',$sql) || |
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| 371 | preg_match('/\s+UNION\s+/is',$sql)) { |
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| 372 | // ok, has SELECT DISTINCT or GROUP BY so see if we can use a table alias |
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| 373 | // but this is only supported by oracle and postgresql... |
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| 374 | if ($zthis->dataProvider == 'oci8') { |
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| 375 | |
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| 376 | $rewritesql = preg_replace('/(\sORDER\s+BY\s[^)]*)/is','',$sql); |
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| 377 | |
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| 378 | // Allow Oracle hints to be used for query optimization, Chris Wrye |
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| 379 | if (preg_match('#/\\*+.*?\\*\\/#', $sql, $hint)) { |
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| 380 | $rewritesql = "SELECT ".$hint[0]." COUNT(*) FROM (".$rewritesql.")"; |
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| 381 | } else |
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| 382 | $rewritesql = "SELECT COUNT(*) FROM (".$rewritesql.")"; |
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| 383 | |
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| 384 | } else if (strncmp($zthis->databaseType,'postgres',8) == 0) { |
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| 385 | $rewritesql = preg_replace('/(\sORDER\s+BY\s[^)]*)/is','',$sql); |
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| 386 | $rewritesql = "SELECT COUNT(*) FROM ($rewritesql) _ADODB_ALIAS_"; |
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| 387 | } |
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| 388 | } else { |
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| 389 | // now replace SELECT ... FROM with SELECT COUNT(*) FROM |
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| 390 | $rewritesql = preg_replace( |
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| 391 | '/^\s*SELECT\s.*\s+FROM\s/Uis','SELECT COUNT(*) FROM ',$sql); |
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| 392 | |
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| 393 | |
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| 394 | |
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| 395 | // fix by alexander zhukov, alex#unipack.ru, because count(*) and 'order by' fails |
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| 396 | // with mssql, access and postgresql. Also a good speedup optimization - skips sorting! |
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| 397 | // also see http://phplens.com/lens/lensforum/msgs.php?id=12752 |
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| 398 | if (preg_match('/\sORDER\s+BY\s*\(/i',$rewritesql)) |
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| 399 | $rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$rewritesql); |
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| 400 | else |
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| 401 | $rewritesql = preg_replace('/(\sORDER\s+BY\s[^)]*)/is','',$rewritesql); |
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| 402 | } |
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| 403 | |
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| 404 | |
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| 405 | |
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| 406 | if (isset($rewritesql) && $rewritesql != $sql) { |
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| 407 | if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) $rewritesql .= $limitarr[1]; |
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| 408 | |
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| 409 | if ($secs2cache) { |
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| 410 | // we only use half the time of secs2cache because the count can quickly |
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| 411 | // become inaccurate if new records are added |
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| 412 | $qryRecs = $zthis->CacheGetOne($secs2cache/2,$rewritesql,$inputarr); |
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| 413 | |
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| 414 | } else { |
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| 415 | $qryRecs = $zthis->GetOne($rewritesql,$inputarr); |
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| 416 | } |
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| 417 | if ($qryRecs !== false) return $qryRecs; |
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| 418 | } |
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| 419 | //-------------------------------------------- |
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| 420 | // query rewrite failed - so try slower way... |
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| 421 | |
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| 422 | |
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| 423 | // strip off unneeded ORDER BY if no UNION |
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| 424 | if (preg_match('/\s*UNION\s*/is', $sql)) $rewritesql = $sql; |
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| 425 | else $rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$sql); |
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| 426 | |
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| 427 | if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) $rewritesql .= $limitarr[0]; |
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| 428 | |
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| 429 | $rstest = &$zthis->Execute($rewritesql,$inputarr); |
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| 430 | if (!$rstest) $rstest = $zthis->Execute($sql,$inputarr); |
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| 431 | |
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| 432 | if ($rstest) { |
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| 433 | $qryRecs = $rstest->RecordCount(); |
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| 434 | if ($qryRecs == -1) { |
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| 435 | global $ADODB_EXTENSION; |
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| 436 | // some databases will return -1 on MoveLast() - change to MoveNext() |
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| 437 | if ($ADODB_EXTENSION) { |
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| 438 | while(!$rstest->EOF) { |
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| 439 | adodb_movenext($rstest); |
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| 440 | } |
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| 441 | } else { |
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| 442 | while(!$rstest->EOF) { |
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| 443 | $rstest->MoveNext(); |
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| 444 | } |
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| 445 | } |
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| 446 | $qryRecs = $rstest->_currentRow; |
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| 447 | } |
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| 448 | $rstest->Close(); |
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| 449 | if ($qryRecs == -1) return 0; |
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| 450 | } |
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| 451 | return $qryRecs; |
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| 452 | } |
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| 453 | |
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| 454 | /* |
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| 455 | Code originally from "Cornel G" <conyg@fx.ro> |
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| 456 | |
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| 457 | This code might not work with SQL that has UNION in it |
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| 458 | |
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| 459 | Also if you are using CachePageExecute(), there is a strong possibility that |
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| 460 | data will get out of synch. use CachePageExecute() only with tables that |
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| 461 | rarely change. |
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| 462 | */ |
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| 463 | function &_adodb_pageexecute_all_rows(&$zthis, $sql, $nrows, $page, |
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| 464 | $inputarr=false, $secs2cache=0) |
---|
| 465 | { |
---|
| 466 | $atfirstpage = false; |
---|
| 467 | $atlastpage = false; |
---|
| 468 | $lastpageno=1; |
---|
| 469 | |
---|
| 470 | // If an invalid nrows is supplied, |
---|
| 471 | // we assume a default value of 10 rows per page |
---|
| 472 | if (!isset($nrows) || $nrows <= 0) $nrows = 10; |
---|
| 473 | |
---|
| 474 | $qryRecs = false; //count records for no offset |
---|
| 475 | |
---|
| 476 | $qryRecs = _adodb_getcount($zthis,$sql,$inputarr,$secs2cache); |
---|
| 477 | $lastpageno = (int) ceil($qryRecs / $nrows); |
---|
| 478 | $zthis->_maxRecordCount = $qryRecs; |
---|
| 479 | |
---|
| 480 | |
---|
| 481 | |
---|
| 482 | // ***** Here we check whether $page is the last page or |
---|
| 483 | // whether we are trying to retrieve |
---|
| 484 | // a page number greater than the last page number. |
---|
| 485 | if ($page >= $lastpageno) { |
---|
| 486 | $page = $lastpageno; |
---|
| 487 | $atlastpage = true; |
---|
| 488 | } |
---|
| 489 | |
---|
| 490 | // If page number <= 1, then we are at the first page |
---|
| 491 | if (empty($page) || $page <= 1) { |
---|
| 492 | $page = 1; |
---|
| 493 | $atfirstpage = true; |
---|
| 494 | } |
---|
| 495 | |
---|
| 496 | // We get the data we want |
---|
| 497 | $offset = $nrows * ($page-1); |
---|
| 498 | if ($secs2cache > 0) |
---|
| 499 | $rsreturn = &$zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr); |
---|
| 500 | else |
---|
| 501 | $rsreturn = &$zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache); |
---|
| 502 | |
---|
| 503 | |
---|
| 504 | // Before returning the RecordSet, we set the pagination properties we need |
---|
| 505 | if ($rsreturn) { |
---|
| 506 | $rsreturn->_maxRecordCount = $qryRecs; |
---|
| 507 | $rsreturn->rowsPerPage = $nrows; |
---|
| 508 | $rsreturn->AbsolutePage($page); |
---|
| 509 | $rsreturn->AtFirstPage($atfirstpage); |
---|
| 510 | $rsreturn->AtLastPage($atlastpage); |
---|
| 511 | $rsreturn->LastPageNo($lastpageno); |
---|
| 512 | } |
---|
| 513 | return $rsreturn; |
---|
| 514 | } |
---|
| 515 | |
---|
| 516 | // Iván Oliva version |
---|
| 517 | function &_adodb_pageexecute_no_last_page(&$zthis, $sql, $nrows, $page, $inputarr=false, $secs2cache=0) |
---|
| 518 | { |
---|
| 519 | |
---|
| 520 | $atfirstpage = false; |
---|
| 521 | $atlastpage = false; |
---|
| 522 | |
---|
| 523 | if (!isset($page) || $page <= 1) { // If page number <= 1, then we are at the first page |
---|
| 524 | $page = 1; |
---|
| 525 | $atfirstpage = true; |
---|
| 526 | } |
---|
| 527 | if ($nrows <= 0) $nrows = 10; // If an invalid nrows is supplied, we assume a default value of 10 rows per page |
---|
| 528 | |
---|
| 529 | // ***** Here we check whether $page is the last page or whether we are trying to retrieve a page number greater than |
---|
| 530 | // the last page number. |
---|
| 531 | $pagecounter = $page + 1; |
---|
| 532 | $pagecounteroffset = ($pagecounter * $nrows) - $nrows; |
---|
| 533 | if ($secs2cache>0) $rstest = &$zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr); |
---|
| 534 | else $rstest = &$zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $secs2cache); |
---|
| 535 | if ($rstest) { |
---|
| 536 | while ($rstest && $rstest->EOF && $pagecounter>0) { |
---|
| 537 | $atlastpage = true; |
---|
| 538 | $pagecounter--; |
---|
| 539 | $pagecounteroffset = $nrows * ($pagecounter - 1); |
---|
| 540 | $rstest->Close(); |
---|
| 541 | if ($secs2cache>0) $rstest = &$zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr); |
---|
| 542 | else $rstest = &$zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $secs2cache); |
---|
| 543 | } |
---|
| 544 | if ($rstest) $rstest->Close(); |
---|
| 545 | } |
---|
| 546 | if ($atlastpage) { // If we are at the last page or beyond it, we are going to retrieve it |
---|
| 547 | $page = $pagecounter; |
---|
| 548 | if ($page == 1) $atfirstpage = true; // We have to do this again in case the last page is the same as the first |
---|
| 549 | //... page, that is, the recordset has only 1 page. |
---|
| 550 | } |
---|
| 551 | |
---|
| 552 | // We get the data we want |
---|
| 553 | $offset = $nrows * ($page-1); |
---|
| 554 | if ($secs2cache > 0) $rsreturn = &$zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr); |
---|
| 555 | else $rsreturn = &$zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache); |
---|
| 556 | |
---|
| 557 | // Before returning the RecordSet, we set the pagination properties we need |
---|
| 558 | if ($rsreturn) { |
---|
| 559 | $rsreturn->rowsPerPage = $nrows; |
---|
| 560 | $rsreturn->AbsolutePage($page); |
---|
| 561 | $rsreturn->AtFirstPage($atfirstpage); |
---|
| 562 | $rsreturn->AtLastPage($atlastpage); |
---|
| 563 | } |
---|
| 564 | return $rsreturn; |
---|
| 565 | } |
---|
| 566 | |
---|
| 567 | function _adodb_getupdatesql(&$zthis,&$rs, $arrFields,$forceUpdate=false,$magicq=false,$force=2) |
---|
| 568 | { |
---|
| 569 | global $ADODB_QUOTE_FIELDNAMES; |
---|
| 570 | |
---|
| 571 | if (!$rs) { |
---|
| 572 | printf(ADODB_BAD_RS,'GetUpdateSQL'); |
---|
| 573 | return false; |
---|
| 574 | } |
---|
| 575 | |
---|
| 576 | $fieldUpdatedCount = 0; |
---|
| 577 | $arrFields = _array_change_key_case($arrFields); |
---|
| 578 | |
---|
| 579 | $hasnumeric = isset($rs->fields[0]); |
---|
| 580 | $setFields = ''; |
---|
| 581 | |
---|
| 582 | // Loop through all of the fields in the recordset |
---|
| 583 | for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++) { |
---|
| 584 | // Get the field from the recordset |
---|
| 585 | $field = $rs->FetchField($i); |
---|
| 586 | |
---|
| 587 | // If the recordset field is one |
---|
| 588 | // of the fields passed in then process. |
---|
| 589 | $upperfname = strtoupper($field->name); |
---|
| 590 | if (adodb_key_exists($upperfname,$arrFields,$force)) { |
---|
| 591 | |
---|
| 592 | // If the existing field value in the recordset |
---|
| 593 | // is different from the value passed in then |
---|
| 594 | // go ahead and append the field name and new value to |
---|
| 595 | // the update query. |
---|
| 596 | |
---|
| 597 | if ($hasnumeric) $val = $rs->fields[$i]; |
---|
| 598 | else if (isset($rs->fields[$upperfname])) $val = $rs->fields[$upperfname]; |
---|
| 599 | else if (isset($rs->fields[$field->name])) $val = $rs->fields[$field->name]; |
---|
| 600 | else if (isset($rs->fields[strtolower($upperfname)])) $val = $rs->fields[strtolower($upperfname)]; |
---|
| 601 | else $val = ''; |
---|
| 602 | |
---|
| 603 | |
---|
| 604 | if ($forceUpdate || strcmp($val, $arrFields[$upperfname])) { |
---|
| 605 | // Set the counter for the number of fields that will be updated. |
---|
| 606 | $fieldUpdatedCount++; |
---|
| 607 | |
---|
| 608 | // Based on the datatype of the field |
---|
| 609 | // Format the value properly for the database |
---|
| 610 | $type = $rs->MetaType($field->type); |
---|
| 611 | |
---|
| 612 | |
---|
| 613 | if ($type == 'null') { |
---|
| 614 | $type = 'C'; |
---|
| 615 | } |
---|
| 616 | |
---|
| 617 | if ((strpos($upperfname,' ') !== false) || ($ADODB_QUOTE_FIELDNAMES)) |
---|
| 618 | $fnameq = $zthis->nameQuote.$upperfname.$zthis->nameQuote; |
---|
| 619 | else |
---|
| 620 | $fnameq = $upperfname; |
---|
| 621 | |
---|
| 622 | |
---|
| 623 | // is_null requires php 4.0.4 |
---|
| 624 | //********************************************************// |
---|
| 625 | if (is_null($arrFields[$upperfname]) |
---|
| 626 | || (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0) |
---|
| 627 | || $arrFields[$upperfname] === $zthis->null2null |
---|
| 628 | ) |
---|
| 629 | { |
---|
| 630 | switch ($force) { |
---|
| 631 | |
---|
| 632 | //case 0: |
---|
| 633 | // //Ignore empty values. This is allready handled in "adodb_key_exists" function. |
---|
| 634 | //break; |
---|
| 635 | |
---|
| 636 | case 1: |
---|
| 637 | //Set null |
---|
| 638 | $setFields .= $field->name . " = null, "; |
---|
| 639 | break; |
---|
| 640 | |
---|
| 641 | case 2: |
---|
| 642 | //Set empty |
---|
| 643 | $arrFields[$upperfname] = ""; |
---|
| 644 | $setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq,$arrFields, $magicq); |
---|
| 645 | break; |
---|
| 646 | default: |
---|
| 647 | case 3: |
---|
| 648 | //Set the value that was given in array, so you can give both null and empty values |
---|
| 649 | if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) { |
---|
| 650 | $setFields .= $field->name . " = null, "; |
---|
| 651 | } else { |
---|
| 652 | $setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq,$arrFields, $magicq); |
---|
| 653 | } |
---|
| 654 | break; |
---|
| 655 | } |
---|
| 656 | //********************************************************// |
---|
| 657 | } else { |
---|
| 658 | //we do this so each driver can customize the sql for |
---|
| 659 | //DB specific column types. |
---|
| 660 | //Oracle needs BLOB types to be handled with a returning clause |
---|
| 661 | //postgres has special needs as well |
---|
| 662 | $setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq, |
---|
| 663 | $arrFields, $magicq); |
---|
| 664 | } |
---|
| 665 | } |
---|
| 666 | } |
---|
| 667 | } |
---|
| 668 | |
---|
| 669 | // If there were any modified fields then build the rest of the update query. |
---|
| 670 | if ($fieldUpdatedCount > 0 || $forceUpdate) { |
---|
| 671 | // Get the table name from the existing query. |
---|
| 672 | if (!empty($rs->tableName)) $tableName = $rs->tableName; |
---|
| 673 | else { |
---|
| 674 | preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName); |
---|
| 675 | $tableName = $tableName[1]; |
---|
| 676 | } |
---|
| 677 | // Get the full where clause excluding the word "WHERE" from |
---|
| 678 | // the existing query. |
---|
| 679 | preg_match('/\sWHERE\s(.*)/is', $rs->sql, $whereClause); |
---|
| 680 | |
---|
| 681 | $discard = false; |
---|
| 682 | // not a good hack, improvements? |
---|
| 683 | if ($whereClause) { |
---|
| 684 | #var_dump($whereClause); |
---|
| 685 | if (preg_match('/\s(ORDER\s.*)/is', $whereClause[1], $discard)); |
---|
| 686 | else if (preg_match('/\s(LIMIT\s.*)/is', $whereClause[1], $discard)); |
---|
| 687 | else if (preg_match('/\s(FOR UPDATE.*)/is', $whereClause[1], $discard)); |
---|
| 688 | else preg_match('/\s.*(\) WHERE .*)/is', $whereClause[1], $discard); # see http://sourceforge.net/tracker/index.php?func=detail&aid=1379638&group_id=42718&atid=433976 |
---|
| 689 | } else |
---|
| 690 | $whereClause = array(false,false); |
---|
| 691 | |
---|
| 692 | if ($discard) |
---|
| 693 | $whereClause[1] = substr($whereClause[1], 0, strlen($whereClause[1]) - strlen($discard[1])); |
---|
| 694 | |
---|
| 695 | $sql = 'UPDATE '.$tableName.' SET '.substr($setFields, 0, -2); |
---|
| 696 | if (strlen($whereClause[1]) > 0) |
---|
| 697 | $sql .= ' WHERE '.$whereClause[1]; |
---|
| 698 | |
---|
| 699 | return $sql; |
---|
| 700 | |
---|
| 701 | } else { |
---|
| 702 | return false; |
---|
| 703 | } |
---|
| 704 | } |
---|
| 705 | |
---|
| 706 | function adodb_key_exists($key, &$arr,$force=2) |
---|
| 707 | { |
---|
| 708 | if ($force<=0) { |
---|
| 709 | // the following is the old behaviour where null or empty fields are ignored |
---|
| 710 | return (!empty($arr[$key])) || (isset($arr[$key]) && strlen($arr[$key])>0); |
---|
| 711 | } |
---|
| 712 | |
---|
| 713 | if (isset($arr[$key])) return true; |
---|
| 714 | ## null check below |
---|
| 715 | if (ADODB_PHPVER >= 0x4010) return array_key_exists($key,$arr); |
---|
| 716 | return false; |
---|
| 717 | } |
---|
| 718 | |
---|
| 719 | /** |
---|
| 720 | * There is a special case of this function for the oci8 driver. |
---|
| 721 | * The proper way to handle an insert w/ a blob in oracle requires |
---|
| 722 | * a returning clause with bind variables and a descriptor blob. |
---|
| 723 | * |
---|
| 724 | * |
---|
| 725 | */ |
---|
| 726 | function _adodb_getinsertsql(&$zthis,&$rs,$arrFields,$magicq=false,$force=2) |
---|
| 727 | { |
---|
| 728 | static $cacheRS = false; |
---|
| 729 | static $cacheSig = 0; |
---|
| 730 | static $cacheCols; |
---|
| 731 | global $ADODB_QUOTE_FIELDNAMES; |
---|
| 732 | |
---|
| 733 | $tableName = ''; |
---|
| 734 | $values = ''; |
---|
| 735 | $fields = ''; |
---|
| 736 | $recordSet = null; |
---|
| 737 | $arrFields = _array_change_key_case($arrFields); |
---|
| 738 | $fieldInsertedCount = 0; |
---|
| 739 | |
---|
| 740 | if (is_string($rs)) { |
---|
| 741 | //ok we have a table name |
---|
| 742 | //try and get the column info ourself. |
---|
| 743 | $tableName = $rs; |
---|
| 744 | |
---|
| 745 | //we need an object for the recordSet |
---|
| 746 | //because we have to call MetaType. |
---|
| 747 | //php can't do a $rsclass::MetaType() |
---|
| 748 | $rsclass = $zthis->rsPrefix.$zthis->databaseType; |
---|
| 749 | $recordSet = new $rsclass(-1,$zthis->fetchMode); |
---|
| 750 | $recordSet->connection = &$zthis; |
---|
| 751 | |
---|
| 752 | if (is_string($cacheRS) && $cacheRS == $rs) { |
---|
| 753 | $columns =& $cacheCols; |
---|
| 754 | } else { |
---|
| 755 | $columns = $zthis->MetaColumns( $tableName ); |
---|
| 756 | $cacheRS = $tableName; |
---|
| 757 | $cacheCols = $columns; |
---|
| 758 | } |
---|
| 759 | } else if (is_subclass_of($rs, 'adorecordset')) { |
---|
| 760 | if (isset($rs->insertSig) && is_integer($cacheRS) && $cacheRS == $rs->insertSig) { |
---|
| 761 | $columns =& $cacheCols; |
---|
| 762 | } else { |
---|
| 763 | for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++) |
---|
| 764 | $columns[] = $rs->FetchField($i); |
---|
| 765 | $cacheRS = $cacheSig; |
---|
| 766 | $cacheCols = $columns; |
---|
| 767 | $rs->insertSig = $cacheSig++; |
---|
| 768 | } |
---|
| 769 | $recordSet =& $rs; |
---|
| 770 | |
---|
| 771 | } else { |
---|
| 772 | printf(ADODB_BAD_RS,'GetInsertSQL'); |
---|
| 773 | return false; |
---|
| 774 | } |
---|
| 775 | |
---|
| 776 | // Loop through all of the fields in the recordset |
---|
| 777 | foreach( $columns as $field ) { |
---|
| 778 | $upperfname = strtoupper($field->name); |
---|
| 779 | if (adodb_key_exists($upperfname,$arrFields,$force)) { |
---|
| 780 | $bad = false; |
---|
| 781 | if ((strpos($upperfname,' ') !== false) || ($ADODB_QUOTE_FIELDNAMES)) |
---|
| 782 | $fnameq = $zthis->nameQuote.$upperfname.$zthis->nameQuote; |
---|
| 783 | else |
---|
| 784 | $fnameq = $upperfname; |
---|
| 785 | |
---|
| 786 | $type = $recordSet->MetaType($field->type); |
---|
| 787 | |
---|
| 788 | /********************************************************/ |
---|
| 789 | if (is_null($arrFields[$upperfname]) |
---|
| 790 | || (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0) |
---|
| 791 | || $arrFields[$upperfname] === $zthis->null2null |
---|
| 792 | ) |
---|
| 793 | { |
---|
| 794 | switch ($force) { |
---|
| 795 | |
---|
| 796 | case 0: // we must always set null if missing |
---|
| 797 | $bad = true; |
---|
| 798 | break; |
---|
| 799 | |
---|
| 800 | case 1: |
---|
| 801 | $values .= "null, "; |
---|
| 802 | break; |
---|
| 803 | |
---|
| 804 | case 2: |
---|
| 805 | //Set empty |
---|
| 806 | $arrFields[$upperfname] = ""; |
---|
| 807 | $values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq,$arrFields, $magicq); |
---|
| 808 | break; |
---|
| 809 | |
---|
| 810 | default: |
---|
| 811 | case 3: |
---|
| 812 | //Set the value that was given in array, so you can give both null and empty values |
---|
| 813 | if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) { |
---|
| 814 | $values .= "null, "; |
---|
| 815 | } else { |
---|
| 816 | $values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, $arrFields, $magicq); |
---|
| 817 | } |
---|
| 818 | break; |
---|
| 819 | } // switch |
---|
| 820 | |
---|
| 821 | /*********************************************************/ |
---|
| 822 | } else { |
---|
| 823 | //we do this so each driver can customize the sql for |
---|
| 824 | //DB specific column types. |
---|
| 825 | //Oracle needs BLOB types to be handled with a returning clause |
---|
| 826 | //postgres has special needs as well |
---|
| 827 | $values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, |
---|
| 828 | $arrFields, $magicq); |
---|
| 829 | } |
---|
| 830 | |
---|
| 831 | if ($bad) continue; |
---|
| 832 | // Set the counter for the number of fields that will be inserted. |
---|
| 833 | $fieldInsertedCount++; |
---|
| 834 | |
---|
| 835 | |
---|
| 836 | // Get the name of the fields to insert |
---|
| 837 | $fields .= $fnameq . ", "; |
---|
| 838 | } |
---|
| 839 | } |
---|
| 840 | |
---|
| 841 | |
---|
| 842 | // If there were any inserted fields then build the rest of the insert query. |
---|
| 843 | if ($fieldInsertedCount <= 0) return false; |
---|
| 844 | |
---|
| 845 | // Get the table name from the existing query. |
---|
| 846 | if (!$tableName) { |
---|
| 847 | if (!empty($rs->tableName)) $tableName = $rs->tableName; |
---|
| 848 | else if (preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName)) |
---|
| 849 | $tableName = $tableName[1]; |
---|
| 850 | else |
---|
| 851 | return false; |
---|
| 852 | } |
---|
| 853 | |
---|
| 854 | // Strip off the comma and space on the end of both the fields |
---|
| 855 | // and their values. |
---|
| 856 | $fields = substr($fields, 0, -2); |
---|
| 857 | $values = substr($values, 0, -2); |
---|
| 858 | |
---|
| 859 | // Append the fields and their values to the insert query. |
---|
| 860 | return 'INSERT INTO '.$tableName.' ( '.$fields.' ) VALUES ( '.$values.' )'; |
---|
| 861 | } |
---|
| 862 | |
---|
| 863 | |
---|
| 864 | /** |
---|
| 865 | * This private method is used to help construct |
---|
| 866 | * the update/sql which is generated by GetInsertSQL and GetUpdateSQL. |
---|
| 867 | * It handles the string construction of 1 column -> sql string based on |
---|
| 868 | * the column type. We want to do 'safe' handling of BLOBs |
---|
| 869 | * |
---|
| 870 | * @param string the type of sql we are trying to create |
---|
| 871 | * 'I' or 'U'. |
---|
| 872 | * @param string column data type from the db::MetaType() method |
---|
| 873 | * @param string the column name |
---|
| 874 | * @param array the column value |
---|
| 875 | * |
---|
| 876 | * @return string |
---|
| 877 | * |
---|
| 878 | */ |
---|
| 879 | function _adodb_column_sql_oci8(&$zthis,$action, $type, $fname, $fnameq, $arrFields, $magicq) |
---|
| 880 | { |
---|
| 881 | $sql = ''; |
---|
| 882 | |
---|
| 883 | // Based on the datatype of the field |
---|
| 884 | // Format the value properly for the database |
---|
| 885 | switch($type) { |
---|
| 886 | case 'B': |
---|
| 887 | //in order to handle Blobs correctly, we need |
---|
| 888 | //to do some magic for Oracle |
---|
| 889 | |
---|
| 890 | //we need to create a new descriptor to handle |
---|
| 891 | //this properly |
---|
| 892 | if (!empty($zthis->hasReturningInto)) { |
---|
| 893 | if ($action == 'I') { |
---|
| 894 | $sql = 'empty_blob(), '; |
---|
| 895 | } else { |
---|
| 896 | $sql = $fnameq. '=empty_blob(), '; |
---|
| 897 | } |
---|
| 898 | //add the variable to the returning clause array |
---|
| 899 | //so the user can build this later in |
---|
| 900 | //case they want to add more to it |
---|
| 901 | $zthis->_returningArray[$fname] = ':xx'.$fname.'xx'; |
---|
| 902 | } else if (empty($arrFields[$fname])){ |
---|
| 903 | if ($action == 'I') { |
---|
| 904 | $sql = 'empty_blob(), '; |
---|
| 905 | } else { |
---|
| 906 | $sql = $fnameq. '=empty_blob(), '; |
---|
| 907 | } |
---|
| 908 | } else { |
---|
| 909 | //this is to maintain compatibility |
---|
| 910 | //with older adodb versions. |
---|
| 911 | $sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false); |
---|
| 912 | } |
---|
| 913 | break; |
---|
| 914 | |
---|
| 915 | case "X": |
---|
| 916 | //we need to do some more magic here for long variables |
---|
| 917 | //to handle these correctly in oracle. |
---|
| 918 | |
---|
| 919 | //create a safe bind var name |
---|
| 920 | //to avoid conflicts w/ dupes. |
---|
| 921 | if (!empty($zthis->hasReturningInto)) { |
---|
| 922 | if ($action == 'I') { |
---|
| 923 | $sql = ':xx'.$fname.'xx, '; |
---|
| 924 | } else { |
---|
| 925 | $sql = $fnameq.'=:xx'.$fname.'xx, '; |
---|
| 926 | } |
---|
| 927 | //add the variable to the returning clause array |
---|
| 928 | //so the user can build this later in |
---|
| 929 | //case they want to add more to it |
---|
| 930 | $zthis->_returningArray[$fname] = ':xx'.$fname.'xx'; |
---|
| 931 | } else { |
---|
| 932 | //this is to maintain compatibility |
---|
| 933 | //with older adodb versions. |
---|
| 934 | $sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false); |
---|
| 935 | } |
---|
| 936 | break; |
---|
| 937 | |
---|
| 938 | default: |
---|
| 939 | $sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false); |
---|
| 940 | break; |
---|
| 941 | } |
---|
| 942 | |
---|
| 943 | return $sql; |
---|
| 944 | } |
---|
| 945 | |
---|
| 946 | function _adodb_column_sql(&$zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq, $recurse=true) |
---|
| 947 | { |
---|
| 948 | |
---|
| 949 | if ($recurse) { |
---|
| 950 | switch($zthis->dataProvider) { |
---|
| 951 | case 'postgres': |
---|
| 952 | if ($type == 'L') $type = 'C'; |
---|
| 953 | break; |
---|
| 954 | case 'oci8': |
---|
| 955 | return _adodb_column_sql_oci8($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq); |
---|
| 956 | |
---|
| 957 | } |
---|
| 958 | } |
---|
| 959 | |
---|
| 960 | switch($type) { |
---|
| 961 | case "C": |
---|
| 962 | case "X": |
---|
| 963 | case 'B': |
---|
| 964 | $val = $zthis->qstr($arrFields[$fname],$magicq); |
---|
| 965 | break; |
---|
| 966 | |
---|
| 967 | case "D": |
---|
| 968 | $val = $zthis->DBDate($arrFields[$fname]); |
---|
| 969 | break; |
---|
| 970 | |
---|
| 971 | |
---|
| 972 | case "T": |
---|
| 973 | $val = $zthis->DBTimeStamp($arrFields[$fname]); |
---|
| 974 | break; |
---|
| 975 | |
---|
| 976 | case "N": |
---|
| 977 | $val = (float) $arrFields[$fname]; |
---|
| 978 | break; |
---|
| 979 | |
---|
| 980 | case "I": |
---|
| 981 | case "R": |
---|
| 982 | $val = (int) $arrFields[$fname]; |
---|
| 983 | break; |
---|
| 984 | |
---|
| 985 | default: |
---|
| 986 | $val = str_replace(array("'"," ","("),"",$arrFields[$fname]); // basic sql injection defence |
---|
| 987 | if (empty($val)) $val = '0'; |
---|
| 988 | break; |
---|
| 989 | } |
---|
| 990 | |
---|
| 991 | if ($action == 'I') return $val . ", "; |
---|
| 992 | |
---|
| 993 | |
---|
| 994 | return $fnameq . "=" . $val . ", "; |
---|
| 995 | |
---|
| 996 | } |
---|
| 997 | |
---|
| 998 | |
---|
| 999 | |
---|
| 1000 | function _adodb_debug_execute(&$zthis, $sql, $inputarr) |
---|
| 1001 | { |
---|
| 1002 | $ss = ''; |
---|
| 1003 | if ($inputarr) { |
---|
| 1004 | foreach($inputarr as $kk=>$vv) { |
---|
| 1005 | if (is_string($vv) && strlen($vv)>64) $vv = substr($vv,0,64).'...'; |
---|
| 1006 | $ss .= "($kk=>'$vv') "; |
---|
| 1007 | } |
---|
| 1008 | $ss = "[ $ss ]"; |
---|
| 1009 | } |
---|
| 1010 | $sqlTxt = is_array($sql) ? $sql[0] : $sql; |
---|
| 1011 | /*str_replace(', ','##1#__^LF',is_array($sql) ? $sql[0] : $sql); |
---|
| 1012 | $sqlTxt = str_replace(',',', ',$sqlTxt); |
---|
| 1013 | $sqlTxt = str_replace('##1#__^LF', ', ' ,$sqlTxt); |
---|
| 1014 | */ |
---|
| 1015 | // check if running from browser or command-line |
---|
| 1016 | $inBrowser = isset($_SERVER['HTTP_USER_AGENT']); |
---|
| 1017 | |
---|
| 1018 | $dbt = $zthis->databaseType; |
---|
| 1019 | if (isset($zthis->dsnType)) $dbt .= '-'.$zthis->dsnType; |
---|
| 1020 | if ($inBrowser) { |
---|
| 1021 | if ($ss) { |
---|
| 1022 | $ss = '<code>'.htmlspecialchars($ss).'</code>'; |
---|
| 1023 | } |
---|
| 1024 | if ($zthis->debug === -1) |
---|
| 1025 | ADOConnection::outp( "<br />\n($dbt): ".htmlspecialchars($sqlTxt)." $ss\n<br />\n",false); |
---|
| 1026 | else |
---|
| 1027 | ADOConnection::outp( "<hr />\n($dbt): ".htmlspecialchars($sqlTxt)." $ss\n<hr />\n",false); |
---|
| 1028 | } else { |
---|
| 1029 | ADOConnection::outp("-----\n($dbt): ".$sqlTxt."\n-----\n",false); |
---|
| 1030 | } |
---|
| 1031 | |
---|
| 1032 | $qID = $zthis->_query($sql,$inputarr); |
---|
| 1033 | |
---|
| 1034 | /* |
---|
| 1035 | Alexios Fakios notes that ErrorMsg() must be called before ErrorNo() for mssql |
---|
| 1036 | because ErrorNo() calls Execute('SELECT @ERROR'), causing recursion |
---|
| 1037 | */ |
---|
| 1038 | if ($zthis->databaseType == 'mssql') { |
---|
| 1039 | // ErrorNo is a slow function call in mssql, and not reliable in PHP 4.0.6 |
---|
| 1040 | if($emsg = $zthis->ErrorMsg()) { |
---|
| 1041 | if ($err = $zthis->ErrorNo()) ADOConnection::outp($err.': '.$emsg); |
---|
| 1042 | } |
---|
| 1043 | } else if (!$qID) { |
---|
| 1044 | ADOConnection::outp($zthis->ErrorNo() .': '. $zthis->ErrorMsg()); |
---|
| 1045 | } |
---|
| 1046 | |
---|
| 1047 | if ($zthis->debug === 99) _adodb_backtrace(true,9999,2); |
---|
| 1048 | return $qID; |
---|
| 1049 | } |
---|
| 1050 | |
---|
| 1051 | # pretty print the debug_backtrace function |
---|
| 1052 | function _adodb_backtrace($printOrArr=true,$levels=9999,$skippy=0) |
---|
| 1053 | { |
---|
| 1054 | if (!function_exists('debug_backtrace')) return ''; |
---|
| 1055 | |
---|
| 1056 | $html = (isset($_SERVER['HTTP_USER_AGENT'])); |
---|
| 1057 | $fmt = ($html) ? "</font><font color=#808080 size=-1> %% line %4d, file: <a href=\"file:/%s\">%s</a></font>" : "%% line %4d, file: %s"; |
---|
| 1058 | |
---|
| 1059 | $MAXSTRLEN = 128; |
---|
| 1060 | |
---|
| 1061 | $s = ($html) ? '<pre align=left>' : ''; |
---|
| 1062 | |
---|
| 1063 | if (is_array($printOrArr)) $traceArr = $printOrArr; |
---|
| 1064 | else $traceArr = debug_backtrace(); |
---|
| 1065 | array_shift($traceArr); |
---|
| 1066 | array_shift($traceArr); |
---|
| 1067 | $tabs = sizeof($traceArr)-2; |
---|
| 1068 | |
---|
| 1069 | foreach ($traceArr as $arr) { |
---|
| 1070 | if ($skippy) {$skippy -= 1; continue;} |
---|
| 1071 | $levels -= 1; |
---|
| 1072 | if ($levels < 0) break; |
---|
| 1073 | |
---|
| 1074 | $args = array(); |
---|
| 1075 | for ($i=0; $i < $tabs; $i++) $s .= ($html) ? ' ' : "\t"; |
---|
| 1076 | $tabs -= 1; |
---|
| 1077 | if ($html) $s .= '<font face="Courier New,Courier">'; |
---|
| 1078 | if (isset($arr['class'])) $s .= $arr['class'].'.'; |
---|
| 1079 | if (isset($arr['args'])) |
---|
| 1080 | foreach($arr['args'] as $v) { |
---|
| 1081 | if (is_null($v)) $args[] = 'null'; |
---|
| 1082 | else if (is_array($v)) $args[] = 'Array['.sizeof($v).']'; |
---|
| 1083 | else if (is_object($v)) $args[] = 'Object:'.get_class($v); |
---|
| 1084 | else if (is_bool($v)) $args[] = $v ? 'true' : 'false'; |
---|
| 1085 | else { |
---|
| 1086 | $v = (string) @$v; |
---|
| 1087 | $str = htmlspecialchars(substr($v,0,$MAXSTRLEN)); |
---|
| 1088 | if (strlen($v) > $MAXSTRLEN) $str .= '...'; |
---|
| 1089 | $args[] = $str; |
---|
| 1090 | } |
---|
| 1091 | } |
---|
| 1092 | $s .= $arr['function'].'('.implode(', ',$args).')'; |
---|
| 1093 | |
---|
| 1094 | |
---|
| 1095 | $s .= @sprintf($fmt, $arr['line'],$arr['file'],basename($arr['file'])); |
---|
| 1096 | |
---|
| 1097 | $s .= "\n"; |
---|
| 1098 | } |
---|
| 1099 | if ($html) $s .= '</pre>'; |
---|
| 1100 | if ($printOrArr) print $s; |
---|
| 1101 | |
---|
| 1102 | return $s; |
---|
| 1103 | } |
---|
| 1104 | /* |
---|
| 1105 | function _adodb_find_from($sql) |
---|
| 1106 | { |
---|
| 1107 | |
---|
| 1108 | $sql = str_replace(array("\n","\r"), ' ', $sql); |
---|
| 1109 | $charCount = strlen($sql); |
---|
| 1110 | |
---|
| 1111 | $inString = false; |
---|
| 1112 | $quote = ''; |
---|
| 1113 | $parentheseCount = 0; |
---|
| 1114 | $prevChars = ''; |
---|
| 1115 | $nextChars = ''; |
---|
| 1116 | |
---|
| 1117 | |
---|
| 1118 | for($i = 0; $i < $charCount; $i++) { |
---|
| 1119 | |
---|
| 1120 | $char = substr($sql,$i,1); |
---|
| 1121 | $prevChars = substr($sql,0,$i); |
---|
| 1122 | $nextChars = substr($sql,$i+1); |
---|
| 1123 | |
---|
| 1124 | if((($char == "'" || $char == '"' || $char == '`') && substr($prevChars,-1,1) != '\\') && $inString === false) { |
---|
| 1125 | $quote = $char; |
---|
| 1126 | $inString = true; |
---|
| 1127 | } |
---|
| 1128 | |
---|
| 1129 | elseif((($char == "'" || $char == '"' || $char == '`') && substr($prevChars,-1,1) != '\\') && $inString === true && $quote == $char) { |
---|
| 1130 | $quote = ""; |
---|
| 1131 | $inString = false; |
---|
| 1132 | } |
---|
| 1133 | |
---|
| 1134 | elseif($char == "(" && $inString === false) |
---|
| 1135 | $parentheseCount++; |
---|
| 1136 | |
---|
| 1137 | elseif($char == ")" && $inString === false && $parentheseCount > 0) |
---|
| 1138 | $parentheseCount--; |
---|
| 1139 | |
---|
| 1140 | elseif($parentheseCount <= 0 && $inString === false && $char == " " && strtoupper(substr($prevChars,-5,5)) == " FROM") |
---|
| 1141 | return $i; |
---|
| 1142 | |
---|
| 1143 | } |
---|
| 1144 | } |
---|
| 1145 | */ |
---|
| 1146 | |
---|
| 1147 | ?> |
---|