1180 lines
35 KiB
PHP
1180 lines
35 KiB
PHP
<?php
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// security - hide paths
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if (!defined('ADODB_DIR')) die();
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global $ADODB_INCLUDED_LIB;
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$ADODB_INCLUDED_LIB = 1;
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/*
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@version V5.06 16 Oct 2008 (c) 2000-2008 John Lim (jlim\@natsoft.com.my). All rights reserved.
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Released under both BSD license and Lesser GPL library license.
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Whenever there is any discrepancy between the two licenses,
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the BSD license will take precedence. See License.txt.
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Set tabs to 4 for best viewing.
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Less commonly used functions are placed here to reduce size of adodb.inc.php.
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*/
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function adodb_strip_order_by($sql)
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{
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$rez = preg_match('/(\sORDER\s+BY\s[^)]*)/is',$sql,$arr);
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if ($arr)
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if (strpos($arr[0],'(') !== false) {
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$at = strpos($sql,$arr[0]);
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$cntin = 0;
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for ($i=$at, $max=strlen($sql); $i < $max; $i++) {
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$ch = $sql[$i];
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if ($ch == '(') {
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$cntin += 1;
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} elseif($ch == ')') {
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$cntin -= 1;
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if ($cntin < 0) {
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break;
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}
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}
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}
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$sql = substr($sql,0,$at).substr($sql,$i);
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} else
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$sql = str_replace($arr[0], '', $sql);
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return $sql;
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}
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if (false) {
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$sql = 'select * from (select a from b order by a(b),b(c) desc)';
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$sql = '(select * from abc order by 1)';
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die(adodb_strip_order_by($sql));
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}
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function adodb_probetypes(&$array,&$types,$probe=8)
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{
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// probe and guess the type
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$types = array();
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if ($probe > sizeof($array)) $max = sizeof($array);
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else $max = $probe;
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for ($j=0;$j < $max; $j++) {
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$row = $array[$j];
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if (!$row) break;
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$i = -1;
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foreach($row as $v) {
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$i += 1;
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if (isset($types[$i]) && $types[$i]=='C') continue;
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//print " ($i ".$types[$i]. "$v) ";
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$v = trim($v);
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if (!preg_match('/^[+-]{0,1}[0-9\.]+$/',$v)) {
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$types[$i] = 'C'; // once C, always C
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continue;
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}
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if ($j == 0) {
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// If empty string, we presume is character
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// test for integer for 1st row only
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// after that it is up to testing other rows to prove
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// that it is not an integer
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if (strlen($v) == 0) $types[$i] = 'C';
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if (strpos($v,'.') !== false) $types[$i] = 'N';
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else $types[$i] = 'I';
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continue;
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}
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if (strpos($v,'.') !== false) $types[$i] = 'N';
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}
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}
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}
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function adodb_transpose(&$arr, &$newarr, &$hdr, &$fobjs)
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{
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$oldX = sizeof(reset($arr));
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$oldY = sizeof($arr);
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if ($hdr) {
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$startx = 1;
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$hdr = array('Fields');
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for ($y = 0; $y < $oldY; $y++) {
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$hdr[] = $arr[$y][0];
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}
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} else
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$startx = 0;
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for ($x = $startx; $x < $oldX; $x++) {
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if ($fobjs) {
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$o = $fobjs[$x];
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$newarr[] = array($o->name);
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} else
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$newarr[] = array();
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for ($y = 0; $y < $oldY; $y++) {
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$newarr[$x-$startx][] = $arr[$y][$x];
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}
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}
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}
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// Force key to upper.
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// See also http://www.php.net/manual/en/function.array-change-key-case.php
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function _array_change_key_case($an_array)
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{
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if (is_array($an_array)) {
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$new_array = array();
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foreach($an_array as $key=>$value)
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$new_array[strtoupper($key)] = $value;
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return $new_array;
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}
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return $an_array;
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}
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function _adodb_replace(&$zthis, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc)
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{
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if (count($fieldArray) == 0) return 0;
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$first = true;
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$uSet = '';
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if (!is_array($keyCol)) {
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$keyCol = array($keyCol);
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}
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foreach($fieldArray as $k => $v) {
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if ($v === null) {
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$v = 'NULL';
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$fieldArray[$k] = $v;
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} else if ($autoQuote && !is_numeric($v) /*and strncmp($v,"'",1) !== 0 -- sql injection risk*/ and strcasecmp($v,$zthis->null2null)!=0) {
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$v = $zthis->qstr($v);
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$fieldArray[$k] = $v;
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}
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if (in_array($k,$keyCol)) continue; // skip UPDATE if is key
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if ($first) {
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$first = false;
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$uSet = "$k=$v";
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} else
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$uSet .= ",$k=$v";
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}
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$where = false;
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foreach ($keyCol as $v) {
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if (isset($fieldArray[$v])) {
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if ($where) $where .= ' and '.$v.'='.$fieldArray[$v];
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else $where = $v.'='.$fieldArray[$v];
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}
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}
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if ($uSet && $where) {
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$update = "UPDATE $table SET $uSet WHERE $where";
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$rs = $zthis->Execute($update);
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if ($rs) {
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if ($zthis->poorAffectedRows) {
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/*
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The Select count(*) wipes out any errors that the update would have returned.
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http://phplens.com/lens/lensforum/msgs.php?id=5696
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*/
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if ($zthis->ErrorNo()<>0) return 0;
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# affected_rows == 0 if update field values identical to old values
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# for mysql - which is silly.
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$cnt = $zthis->GetOne("select count(*) from $table where $where");
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if ($cnt > 0) return 1; // record already exists
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} else {
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if (($zthis->Affected_Rows()>0)) return 1;
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}
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} else
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return 0;
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}
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// print "<p>Error=".$this->ErrorNo().'<p>';
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$first = true;
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foreach($fieldArray as $k => $v) {
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if ($has_autoinc && in_array($k,$keyCol)) continue; // skip autoinc col
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if ($first) {
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$first = false;
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$iCols = "$k";
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$iVals = "$v";
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} else {
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$iCols .= ",$k";
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$iVals .= ",$v";
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}
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}
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$insert = "INSERT INTO $table ($iCols) VALUES ($iVals)";
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$rs = $zthis->Execute($insert);
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return ($rs) ? 2 : 0;
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}
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// Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM
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function _adodb_getmenu(&$zthis, $name,$defstr='',$blank1stItem=true,$multiple=false,
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$size=0, $selectAttr='',$compareFields0=true)
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{
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$hasvalue = false;
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if ($multiple or is_array($defstr)) {
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if ($size==0) $size=5;
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$attr = ' multiple size="'.$size.'"';
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if (!strpos($name,'[]')) $name .= '[]';
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} else if ($size) $attr = ' size="'.$size.'"';
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else $attr ='';
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$s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>';
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if ($blank1stItem)
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if (is_string($blank1stItem)) {
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$barr = explode(':',$blank1stItem);
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if (sizeof($barr) == 1) $barr[] = '';
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$s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>";
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} else $s .= "\n<option></option>";
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if ($zthis->FieldCount() > 1) $hasvalue=true;
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else $compareFields0 = true;
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$value = '';
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$optgroup = null;
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$firstgroup = true;
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$fieldsize = $zthis->FieldCount();
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while(!$zthis->EOF) {
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$zval = rtrim(reset($zthis->fields));
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if ($blank1stItem && $zval=="") {
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$zthis->MoveNext();
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continue;
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}
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if ($fieldsize > 1) {
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if (isset($zthis->fields[1]))
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$zval2 = rtrim($zthis->fields[1]);
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else
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$zval2 = rtrim(next($zthis->fields));
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}
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$selected = ($compareFields0) ? $zval : $zval2;
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$group = '';
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if ($fieldsize > 2) {
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$group = rtrim($zthis->fields[2]);
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}
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/*
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if ($optgroup != $group) {
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$optgroup = $group;
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if ($firstgroup) {
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$firstgroup = false;
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$s .="\n<optgroup label='". htmlspecialchars($group) ."'>";
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} else {
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$s .="\n</optgroup>";
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$s .="\n<optgroup label='". htmlspecialchars($group) ."'>";
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}
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}
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*/
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if ($hasvalue)
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$value = " value='".htmlspecialchars($zval2)."'";
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if (is_array($defstr)) {
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if (in_array($selected,$defstr))
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$s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>';
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else
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$s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>';
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}
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else {
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if (strcasecmp($selected,$defstr)==0)
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$s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>';
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else
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$s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>';
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}
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$zthis->MoveNext();
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} // while
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// closing last optgroup
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if($optgroup != null) {
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$s .= "\n</optgroup>";
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}
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return $s ."\n</select>\n";
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}
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// Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM
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function _adodb_getmenu_gp(&$zthis, $name,$defstr='',$blank1stItem=true,$multiple=false,
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$size=0, $selectAttr='',$compareFields0=true)
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{
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$hasvalue = false;
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if ($multiple or is_array($defstr)) {
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if ($size==0) $size=5;
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$attr = ' multiple size="'.$size.'"';
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if (!strpos($name,'[]')) $name .= '[]';
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} else if ($size) $attr = ' size="'.$size.'"';
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else $attr ='';
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$s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>';
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if ($blank1stItem)
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if (is_string($blank1stItem)) {
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$barr = explode(':',$blank1stItem);
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if (sizeof($barr) == 1) $barr[] = '';
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$s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>";
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} else $s .= "\n<option></option>";
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if ($zthis->FieldCount() > 1) $hasvalue=true;
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else $compareFields0 = true;
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$value = '';
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$optgroup = null;
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$firstgroup = true;
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$fieldsize = sizeof($zthis->fields);
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while(!$zthis->EOF) {
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$zval = rtrim(reset($zthis->fields));
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if ($blank1stItem && $zval=="") {
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$zthis->MoveNext();
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continue;
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}
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if ($fieldsize > 1) {
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if (isset($zthis->fields[1]))
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$zval2 = rtrim($zthis->fields[1]);
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else
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$zval2 = rtrim(next($zthis->fields));
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}
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$selected = ($compareFields0) ? $zval : $zval2;
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$group = '';
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if (isset($zthis->fields[2])) {
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$group = rtrim($zthis->fields[2]);
|
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}
|
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|
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if ($optgroup != $group) {
|
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$optgroup = $group;
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if ($firstgroup) {
|
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$firstgroup = false;
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$s .="\n<optgroup label='". htmlspecialchars($group) ."'>";
|
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} else {
|
||
$s .="\n</optgroup>";
|
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$s .="\n<optgroup label='". htmlspecialchars($group) ."'>";
|
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}
|
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}
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|
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if ($hasvalue)
|
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$value = " value='".htmlspecialchars($zval2)."'";
|
||
|
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if (is_array($defstr)) {
|
||
|
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if (in_array($selected,$defstr))
|
||
$s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>';
|
||
else
|
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$s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>';
|
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}
|
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else {
|
||
if (strcasecmp($selected,$defstr)==0)
|
||
$s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>';
|
||
else
|
||
$s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>';
|
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}
|
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$zthis->MoveNext();
|
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} // while
|
||
|
||
// closing last optgroup
|
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if($optgroup != null) {
|
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$s .= "\n</optgroup>";
|
||
}
|
||
return $s ."\n</select>\n";
|
||
}
|
||
|
||
|
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/*
|
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Count the number of records this sql statement will return by using
|
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query rewriting heuristics...
|
||
|
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Does not work with UNIONs, except with postgresql and oracle.
|
||
|
||
Usage:
|
||
|
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$conn->Connect(...);
|
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$cnt = _adodb_getcount($conn, $sql);
|
||
|
||
*/
|
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function _adodb_getcount(&$zthis, $sql,$inputarr=false,$secs2cache=0)
|
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{
|
||
$qryRecs = 0;
|
||
|
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if (!empty($zthis->_nestedSQL) || preg_match("/^\s*SELECT\s+DISTINCT/is", $sql) ||
|
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preg_match('/\s+GROUP\s+BY\s+/is',$sql) ||
|
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preg_match('/\s+UNION\s+/is',$sql)) {
|
||
|
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$rewritesql = adodb_strip_order_by($sql);
|
||
|
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// ok, has SELECT DISTINCT or GROUP BY so see if we can use a table alias
|
||
// but this is only supported by oracle and postgresql...
|
||
if ($zthis->dataProvider == 'oci8') {
|
||
// Allow Oracle hints to be used for query optimization, Chris Wrye
|
||
if (preg_match('#/\\*+.*?\\*\\/#', $sql, $hint)) {
|
||
$rewritesql = "SELECT ".$hint[0]." COUNT(*) FROM (".$rewritesql.")";
|
||
} else
|
||
$rewritesql = "SELECT COUNT(*) FROM (".$rewritesql.")";
|
||
|
||
} else if (strncmp($zthis->databaseType,'postgres',8) == 0 || strncmp($zthis->databaseType,'mysql',5) == 0) {
|
||
$rewritesql = "SELECT COUNT(*) FROM ($rewritesql) _ADODB_ALIAS_";
|
||
} else {
|
||
$rewritesql = "SELECT COUNT(*) FROM ($rewritesql)";
|
||
}
|
||
} else {
|
||
// now replace SELECT ... FROM with SELECT COUNT(*) FROM
|
||
$rewritesql = preg_replace(
|
||
'/^\s*SELECT\s.*\s+FROM\s/Uis','SELECT COUNT(*) FROM ',$sql);
|
||
// fix by alexander zhukov, alex#unipack.ru, because count(*) and 'order by' fails
|
||
// with mssql, access and postgresql. Also a good speedup optimization - skips sorting!
|
||
// also see http://phplens.com/lens/lensforum/msgs.php?id=12752
|
||
$rewritesql = adodb_strip_order_by($rewritesql);
|
||
}
|
||
|
||
if (isset($rewritesql) && $rewritesql != $sql) {
|
||
if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) $rewritesql .= $limitarr[0];
|
||
|
||
if ($secs2cache) {
|
||
// we only use half the time of secs2cache because the count can quickly
|
||
// become inaccurate if new records are added
|
||
$qryRecs = $zthis->CacheGetOne($secs2cache/2,$rewritesql,$inputarr);
|
||
|
||
} else {
|
||
$qryRecs = $zthis->GetOne($rewritesql,$inputarr);
|
||
}
|
||
if ($qryRecs !== false) return $qryRecs;
|
||
}
|
||
//--------------------------------------------
|
||
// query rewrite failed - so try slower way...
|
||
|
||
|
||
// strip off unneeded ORDER BY if no UNION
|
||
if (preg_match('/\s*UNION\s*/is', $sql)) $rewritesql = $sql;
|
||
else $rewritesql = $rewritesql = adodb_strip_order_by($sql);
|
||
|
||
if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) $rewritesql .= $limitarr[0];
|
||
|
||
$rstest = $zthis->Execute($rewritesql,$inputarr);
|
||
if (!$rstest) $rstest = $zthis->Execute($sql,$inputarr);
|
||
|
||
if ($rstest) {
|
||
$qryRecs = $rstest->RecordCount();
|
||
if ($qryRecs == -1) {
|
||
global $ADODB_EXTENSION;
|
||
// some databases will return -1 on MoveLast() - change to MoveNext()
|
||
if ($ADODB_EXTENSION) {
|
||
while(!$rstest->EOF) {
|
||
adodb_movenext($rstest);
|
||
}
|
||
} else {
|
||
while(!$rstest->EOF) {
|
||
$rstest->MoveNext();
|
||
}
|
||
}
|
||
$qryRecs = $rstest->_currentRow;
|
||
}
|
||
$rstest->Close();
|
||
if ($qryRecs == -1) return 0;
|
||
}
|
||
return $qryRecs;
|
||
}
|
||
|
||
/*
|
||
Code originally from "Cornel G" <conyg@fx.ro>
|
||
|
||
This code might not work with SQL that has UNION in it
|
||
|
||
Also if you are using CachePageExecute(), there is a strong possibility that
|
||
data will get out of synch. use CachePageExecute() only with tables that
|
||
rarely change.
|
||
*/
|
||
function _adodb_pageexecute_all_rows(&$zthis, $sql, $nrows, $page,
|
||
$inputarr=false, $secs2cache=0)
|
||
{
|
||
$atfirstpage = false;
|
||
$atlastpage = false;
|
||
$lastpageno=1;
|
||
|
||
// If an invalid nrows is supplied,
|
||
// we assume a default value of 10 rows per page
|
||
if (!isset($nrows) || $nrows <= 0) $nrows = 10;
|
||
|
||
$qryRecs = false; //count records for no offset
|
||
|
||
$qryRecs = _adodb_getcount($zthis,$sql,$inputarr,$secs2cache);
|
||
$lastpageno = (int) ceil($qryRecs / $nrows);
|
||
$zthis->_maxRecordCount = $qryRecs;
|
||
|
||
|
||
|
||
// ***** Here we check whether $page is the last page or
|
||
// whether we are trying to retrieve
|
||
// a page number greater than the last page number.
|
||
if ($page >= $lastpageno) {
|
||
$page = $lastpageno;
|
||
$atlastpage = true;
|
||
}
|
||
|
||
// If page number <= 1, then we are at the first page
|
||
if (empty($page) || $page <= 1) {
|
||
$page = 1;
|
||
$atfirstpage = true;
|
||
}
|
||
|
||
// We get the data we want
|
||
$offset = $nrows * ($page-1);
|
||
if ($secs2cache > 0)
|
||
$rsreturn = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr);
|
||
else
|
||
$rsreturn = $zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache);
|
||
|
||
|
||
// Before returning the RecordSet, we set the pagination properties we need
|
||
if ($rsreturn) {
|
||
$rsreturn->_maxRecordCount = $qryRecs;
|
||
$rsreturn->rowsPerPage = $nrows;
|
||
$rsreturn->AbsolutePage($page);
|
||
$rsreturn->AtFirstPage($atfirstpage);
|
||
$rsreturn->AtLastPage($atlastpage);
|
||
$rsreturn->LastPageNo($lastpageno);
|
||
}
|
||
return $rsreturn;
|
||
}
|
||
|
||
// Iv<49>n Oliva version
|
||
function _adodb_pageexecute_no_last_page(&$zthis, $sql, $nrows, $page, $inputarr=false, $secs2cache=0)
|
||
{
|
||
|
||
$atfirstpage = false;
|
||
$atlastpage = false;
|
||
|
||
if (!isset($page) || $page <= 1) { // If page number <= 1, then we are at the first page
|
||
$page = 1;
|
||
$atfirstpage = true;
|
||
}
|
||
if ($nrows <= 0) $nrows = 10; // If an invalid nrows is supplied, we assume a default value of 10 rows per page
|
||
|
||
// ***** Here we check whether $page is the last page or whether we are trying to retrieve a page number greater than
|
||
// the last page number.
|
||
$pagecounter = $page + 1;
|
||
$pagecounteroffset = ($pagecounter * $nrows) - $nrows;
|
||
if ($secs2cache>0) $rstest = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr);
|
||
else $rstest = $zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $secs2cache);
|
||
if ($rstest) {
|
||
while ($rstest && $rstest->EOF && $pagecounter>0) {
|
||
$atlastpage = true;
|
||
$pagecounter--;
|
||
$pagecounteroffset = $nrows * ($pagecounter - 1);
|
||
$rstest->Close();
|
||
if ($secs2cache>0) $rstest = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr);
|
||
else $rstest = $zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $secs2cache);
|
||
}
|
||
if ($rstest) $rstest->Close();
|
||
}
|
||
if ($atlastpage) { // If we are at the last page or beyond it, we are going to retrieve it
|
||
$page = $pagecounter;
|
||
if ($page == 1) $atfirstpage = true; // We have to do this again in case the last page is the same as the first
|
||
//... page, that is, the recordset has only 1 page.
|
||
}
|
||
|
||
// We get the data we want
|
||
$offset = $nrows * ($page-1);
|
||
if ($secs2cache > 0) $rsreturn = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr);
|
||
else $rsreturn = $zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache);
|
||
|
||
// Before returning the RecordSet, we set the pagination properties we need
|
||
if ($rsreturn) {
|
||
$rsreturn->rowsPerPage = $nrows;
|
||
$rsreturn->AbsolutePage($page);
|
||
$rsreturn->AtFirstPage($atfirstpage);
|
||
$rsreturn->AtLastPage($atlastpage);
|
||
}
|
||
return $rsreturn;
|
||
}
|
||
|
||
function _adodb_getupdatesql(&$zthis,&$rs, $arrFields,$forceUpdate=false,$magicq=false,$force=2)
|
||
{
|
||
global $ADODB_QUOTE_FIELDNAMES;
|
||
|
||
if (!$rs) {
|
||
printf(ADODB_BAD_RS,'GetUpdateSQL');
|
||
return false;
|
||
}
|
||
|
||
$fieldUpdatedCount = 0;
|
||
$arrFields = _array_change_key_case($arrFields);
|
||
|
||
$hasnumeric = isset($rs->fields[0]);
|
||
$setFields = '';
|
||
|
||
// Loop through all of the fields in the recordset
|
||
for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++) {
|
||
// Get the field from the recordset
|
||
$field = $rs->FetchField($i);
|
||
|
||
// If the recordset field is one
|
||
// of the fields passed in then process.
|
||
$upperfname = strtoupper($field->name);
|
||
if (adodb_key_exists($upperfname,$arrFields,$force)) {
|
||
|
||
// If the existing field value in the recordset
|
||
// is different from the value passed in then
|
||
// go ahead and append the field name and new value to
|
||
// the update query.
|
||
|
||
if ($hasnumeric) $val = $rs->fields[$i];
|
||
else if (isset($rs->fields[$upperfname])) $val = $rs->fields[$upperfname];
|
||
else if (isset($rs->fields[$field->name])) $val = $rs->fields[$field->name];
|
||
else if (isset($rs->fields[strtolower($upperfname)])) $val = $rs->fields[strtolower($upperfname)];
|
||
else $val = '';
|
||
|
||
|
||
if ($forceUpdate || strcmp($val, $arrFields[$upperfname])) {
|
||
// Set the counter for the number of fields that will be updated.
|
||
$fieldUpdatedCount++;
|
||
|
||
// Based on the datatype of the field
|
||
// Format the value properly for the database
|
||
$type = $rs->MetaType($field->type);
|
||
|
||
|
||
if ($type == 'null') {
|
||
$type = 'C';
|
||
}
|
||
|
||
if ((strpos($upperfname,' ') !== false) || ($ADODB_QUOTE_FIELDNAMES))
|
||
$fnameq = $zthis->nameQuote.$upperfname.$zthis->nameQuote;
|
||
else
|
||
$fnameq = $upperfname;
|
||
|
||
|
||
// is_null requires php 4.0.4
|
||
//********************************************************//
|
||
if (is_null($arrFields[$upperfname])
|
||
|| (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0)
|
||
|| $arrFields[$upperfname] === $zthis->null2null
|
||
)
|
||
{
|
||
switch ($force) {
|
||
|
||
//case 0:
|
||
// //Ignore empty values. This is allready handled in "adodb_key_exists" function.
|
||
//break;
|
||
|
||
case 1:
|
||
//Set null
|
||
$setFields .= $field->name . " = null, ";
|
||
break;
|
||
|
||
case 2:
|
||
//Set empty
|
||
$arrFields[$upperfname] = "";
|
||
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq,$arrFields, $magicq);
|
||
break;
|
||
default:
|
||
case 3:
|
||
//Set the value that was given in array, so you can give both null and empty values
|
||
if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) {
|
||
$setFields .= $field->name . " = null, ";
|
||
} else {
|
||
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq,$arrFields, $magicq);
|
||
}
|
||
break;
|
||
}
|
||
//********************************************************//
|
||
} else {
|
||
//we do this so each driver can customize the sql for
|
||
//DB specific column types.
|
||
//Oracle needs BLOB types to be handled with a returning clause
|
||
//postgres has special needs as well
|
||
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq,
|
||
$arrFields, $magicq);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// If there were any modified fields then build the rest of the update query.
|
||
if ($fieldUpdatedCount > 0 || $forceUpdate) {
|
||
// Get the table name from the existing query.
|
||
if (!empty($rs->tableName)) $tableName = $rs->tableName;
|
||
else {
|
||
preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName);
|
||
$tableName = $tableName[1];
|
||
}
|
||
// Get the full where clause excluding the word "WHERE" from
|
||
// the existing query.
|
||
preg_match('/\sWHERE\s(.*)/is', $rs->sql, $whereClause);
|
||
|
||
$discard = false;
|
||
// not a good hack, improvements?
|
||
if ($whereClause) {
|
||
#var_dump($whereClause);
|
||
if (preg_match('/\s(ORDER\s.*)/is', $whereClause[1], $discard));
|
||
else if (preg_match('/\s(LIMIT\s.*)/is', $whereClause[1], $discard));
|
||
else if (preg_match('/\s(FOR UPDATE.*)/is', $whereClause[1], $discard));
|
||
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
|
||
} else
|
||
$whereClause = array(false,false);
|
||
|
||
if ($discard)
|
||
$whereClause[1] = substr($whereClause[1], 0, strlen($whereClause[1]) - strlen($discard[1]));
|
||
|
||
$sql = 'UPDATE '.$tableName.' SET '.substr($setFields, 0, -2);
|
||
if (strlen($whereClause[1]) > 0)
|
||
$sql .= ' WHERE '.$whereClause[1];
|
||
|
||
return $sql;
|
||
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
function adodb_key_exists($key, &$arr,$force=2)
|
||
{
|
||
if ($force<=0) {
|
||
// the following is the old behaviour where null or empty fields are ignored
|
||
return (!empty($arr[$key])) || (isset($arr[$key]) && strlen($arr[$key])>0);
|
||
}
|
||
|
||
if (isset($arr[$key])) return true;
|
||
## null check below
|
||
if (ADODB_PHPVER >= 0x4010) return array_key_exists($key,$arr);
|
||
return false;
|
||
}
|
||
|
||
/**
|
||
* There is a special case of this function for the oci8 driver.
|
||
* The proper way to handle an insert w/ a blob in oracle requires
|
||
* a returning clause with bind variables and a descriptor blob.
|
||
*
|
||
*
|
||
*/
|
||
function _adodb_getinsertsql(&$zthis,&$rs,$arrFields,$magicq=false,$force=2)
|
||
{
|
||
static $cacheRS = false;
|
||
static $cacheSig = 0;
|
||
static $cacheCols;
|
||
global $ADODB_QUOTE_FIELDNAMES;
|
||
|
||
$tableName = '';
|
||
$values = '';
|
||
$fields = '';
|
||
$recordSet = null;
|
||
$arrFields = _array_change_key_case($arrFields);
|
||
$fieldInsertedCount = 0;
|
||
|
||
if (is_string($rs)) {
|
||
//ok we have a table name
|
||
//try and get the column info ourself.
|
||
$tableName = $rs;
|
||
|
||
//we need an object for the recordSet
|
||
//because we have to call MetaType.
|
||
//php can't do a $rsclass::MetaType()
|
||
$rsclass = $zthis->rsPrefix.$zthis->databaseType;
|
||
$recordSet = new $rsclass(-1,$zthis->fetchMode);
|
||
$recordSet->connection = $zthis;
|
||
|
||
if (is_string($cacheRS) && $cacheRS == $rs) {
|
||
$columns = $cacheCols;
|
||
} else {
|
||
$columns = $zthis->MetaColumns( $tableName );
|
||
$cacheRS = $tableName;
|
||
$cacheCols = $columns;
|
||
}
|
||
} else if (is_subclass_of($rs, 'adorecordset')) {
|
||
if (isset($rs->insertSig) && is_integer($cacheRS) && $cacheRS == $rs->insertSig) {
|
||
$columns = $cacheCols;
|
||
} else {
|
||
for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++)
|
||
$columns[] = $rs->FetchField($i);
|
||
$cacheRS = $cacheSig;
|
||
$cacheCols = $columns;
|
||
$rs->insertSig = $cacheSig++;
|
||
}
|
||
$recordSet = $rs;
|
||
|
||
} else {
|
||
printf(ADODB_BAD_RS,'GetInsertSQL');
|
||
return false;
|
||
}
|
||
|
||
// Loop through all of the fields in the recordset
|
||
foreach( $columns as $field ) {
|
||
$upperfname = strtoupper($field->name);
|
||
if (adodb_key_exists($upperfname,$arrFields,$force)) {
|
||
$bad = false;
|
||
if ((strpos($upperfname,' ') !== false) || ($ADODB_QUOTE_FIELDNAMES))
|
||
$fnameq = $zthis->nameQuote.$upperfname.$zthis->nameQuote;
|
||
else
|
||
$fnameq = $upperfname;
|
||
|
||
$type = $recordSet->MetaType($field->type);
|
||
|
||
/********************************************************/
|
||
if (is_null($arrFields[$upperfname])
|
||
|| (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0)
|
||
|| $arrFields[$upperfname] === $zthis->null2null
|
||
)
|
||
{
|
||
switch ($force) {
|
||
|
||
case 0: // we must always set null if missing
|
||
$bad = true;
|
||
break;
|
||
|
||
case 1:
|
||
$values .= "null, ";
|
||
break;
|
||
|
||
case 2:
|
||
//Set empty
|
||
$arrFields[$upperfname] = "";
|
||
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq,$arrFields, $magicq);
|
||
break;
|
||
|
||
default:
|
||
case 3:
|
||
//Set the value that was given in array, so you can give both null and empty values
|
||
if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) {
|
||
$values .= "null, ";
|
||
} else {
|
||
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, $arrFields, $magicq);
|
||
}
|
||
break;
|
||
} // switch
|
||
|
||
/*********************************************************/
|
||
} else {
|
||
//we do this so each driver can customize the sql for
|
||
//DB specific column types.
|
||
//Oracle needs BLOB types to be handled with a returning clause
|
||
//postgres has special needs as well
|
||
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq,
|
||
$arrFields, $magicq);
|
||
}
|
||
|
||
if ($bad) continue;
|
||
// Set the counter for the number of fields that will be inserted.
|
||
$fieldInsertedCount++;
|
||
|
||
|
||
// Get the name of the fields to insert
|
||
$fields .= $fnameq . ", ";
|
||
}
|
||
}
|
||
|
||
|
||
// If there were any inserted fields then build the rest of the insert query.
|
||
if ($fieldInsertedCount <= 0) return false;
|
||
|
||
// Get the table name from the existing query.
|
||
if (!$tableName) {
|
||
if (!empty($rs->tableName)) $tableName = $rs->tableName;
|
||
else if (preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName))
|
||
$tableName = $tableName[1];
|
||
else
|
||
return false;
|
||
}
|
||
|
||
// Strip off the comma and space on the end of both the fields
|
||
// and their values.
|
||
$fields = substr($fields, 0, -2);
|
||
$values = substr($values, 0, -2);
|
||
|
||
// Append the fields and their values to the insert query.
|
||
return 'INSERT INTO '.$tableName.' ( '.$fields.' ) VALUES ( '.$values.' )';
|
||
}
|
||
|
||
|
||
/**
|
||
* This private method is used to help construct
|
||
* the update/sql which is generated by GetInsertSQL and GetUpdateSQL.
|
||
* It handles the string construction of 1 column -> sql string based on
|
||
* the column type. We want to do 'safe' handling of BLOBs
|
||
*
|
||
* @param string the type of sql we are trying to create
|
||
* 'I' or 'U'.
|
||
* @param string column data type from the db::MetaType() method
|
||
* @param string the column name
|
||
* @param array the column value
|
||
*
|
||
* @return string
|
||
*
|
||
*/
|
||
function _adodb_column_sql_oci8(&$zthis,$action, $type, $fname, $fnameq, $arrFields, $magicq)
|
||
{
|
||
$sql = '';
|
||
|
||
// Based on the datatype of the field
|
||
// Format the value properly for the database
|
||
switch($type) {
|
||
case 'B':
|
||
//in order to handle Blobs correctly, we need
|
||
//to do some magic for Oracle
|
||
|
||
//we need to create a new descriptor to handle
|
||
//this properly
|
||
if (!empty($zthis->hasReturningInto)) {
|
||
if ($action == 'I') {
|
||
$sql = 'empty_blob(), ';
|
||
} else {
|
||
$sql = $fnameq. '=empty_blob(), ';
|
||
}
|
||
//add the variable to the returning clause array
|
||
//so the user can build this later in
|
||
//case they want to add more to it
|
||
$zthis->_returningArray[$fname] = ':xx'.$fname.'xx';
|
||
} else if (empty($arrFields[$fname])){
|
||
if ($action == 'I') {
|
||
$sql = 'empty_blob(), ';
|
||
} else {
|
||
$sql = $fnameq. '=empty_blob(), ';
|
||
}
|
||
} else {
|
||
//this is to maintain compatibility
|
||
//with older adodb versions.
|
||
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false);
|
||
}
|
||
break;
|
||
|
||
case "X":
|
||
//we need to do some more magic here for long variables
|
||
//to handle these correctly in oracle.
|
||
|
||
//create a safe bind var name
|
||
//to avoid conflicts w/ dupes.
|
||
if (!empty($zthis->hasReturningInto)) {
|
||
if ($action == 'I') {
|
||
$sql = ':xx'.$fname.'xx, ';
|
||
} else {
|
||
$sql = $fnameq.'=:xx'.$fname.'xx, ';
|
||
}
|
||
//add the variable to the returning clause array
|
||
//so the user can build this later in
|
||
//case they want to add more to it
|
||
$zthis->_returningArray[$fname] = ':xx'.$fname.'xx';
|
||
} else {
|
||
//this is to maintain compatibility
|
||
//with older adodb versions.
|
||
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false);
|
||
}
|
||
break;
|
||
|
||
default:
|
||
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq,false);
|
||
break;
|
||
}
|
||
|
||
return $sql;
|
||
}
|
||
|
||
function _adodb_column_sql(&$zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq, $recurse=true)
|
||
{
|
||
|
||
if ($recurse) {
|
||
switch($zthis->dataProvider) {
|
||
case 'postgres':
|
||
if ($type == 'L') $type = 'C';
|
||
break;
|
||
case 'oci8':
|
||
return _adodb_column_sql_oci8($zthis, $action, $type, $fname, $fnameq, $arrFields, $magicq);
|
||
|
||
}
|
||
}
|
||
|
||
switch($type) {
|
||
case "C":
|
||
case "X":
|
||
case 'B':
|
||
$val = $zthis->qstr($arrFields[$fname],$magicq);
|
||
break;
|
||
|
||
case "D":
|
||
$val = $zthis->DBDate($arrFields[$fname]);
|
||
break;
|
||
|
||
case "T":
|
||
$val = $zthis->DBTimeStamp($arrFields[$fname]);
|
||
break;
|
||
|
||
case "N":
|
||
$val = $arrFields[$fname];
|
||
if (!is_numeric($val)) $val = str_replace(',', '.', (float)$val);
|
||
break;
|
||
|
||
case "I":
|
||
case "R":
|
||
$val = $arrFields[$fname];
|
||
if (!is_numeric($val)) $val = (integer) $val;
|
||
break;
|
||
|
||
default:
|
||
$val = str_replace(array("'"," ","("),"",$arrFields[$fname]); // basic sql injection defence
|
||
if (empty($val)) $val = '0';
|
||
break;
|
||
}
|
||
|
||
if ($action == 'I') return $val . ", ";
|
||
|
||
|
||
return $fnameq . "=" . $val . ", ";
|
||
|
||
}
|
||
|
||
|
||
|
||
function _adodb_debug_execute(&$zthis, $sql, $inputarr)
|
||
{
|
||
$ss = '';
|
||
if ($inputarr) {
|
||
foreach($inputarr as $kk=>$vv) {
|
||
if (is_string($vv) && strlen($vv)>64) $vv = substr($vv,0,64).'...';
|
||
if (is_null($vv)) $ss .= "($kk=>null) ";
|
||
else $ss .= "($kk=>'$vv') ";
|
||
}
|
||
$ss = "[ $ss ]";
|
||
}
|
||
$sqlTxt = is_array($sql) ? $sql[0] : $sql;
|
||
/*str_replace(', ','##1#__^LF',is_array($sql) ? $sql[0] : $sql);
|
||
$sqlTxt = str_replace(',',', ',$sqlTxt);
|
||
$sqlTxt = str_replace('##1#__^LF', ', ' ,$sqlTxt);
|
||
*/
|
||
// check if running from browser or command-line
|
||
$inBrowser = isset($_SERVER['HTTP_USER_AGENT']);
|
||
|
||
$dbt = $zthis->databaseType;
|
||
if (isset($zthis->dsnType)) $dbt .= '-'.$zthis->dsnType;
|
||
if ($inBrowser) {
|
||
if ($ss) {
|
||
$ss = '<code>'.htmlspecialchars($ss).'</code>';
|
||
}
|
||
if ($zthis->debug === -1)
|
||
ADOConnection::outp( "<br />\n($dbt): ".htmlspecialchars($sqlTxt)." $ss\n<br />\n",false);
|
||
else
|
||
ADOConnection::outp( "<hr />\n($dbt): ".htmlspecialchars($sqlTxt)." $ss\n<hr />\n",false);
|
||
} else {
|
||
ADOConnection::outp("-----\n($dbt): ".$sqlTxt."\n-----\n",false);
|
||
}
|
||
|
||
$qID = $zthis->_query($sql,$inputarr);
|
||
|
||
/*
|
||
Alexios Fakios notes that ErrorMsg() must be called before ErrorNo() for mssql
|
||
because ErrorNo() calls Execute('SELECT @ERROR'), causing recursion
|
||
*/
|
||
if ($zthis->databaseType == 'mssql') {
|
||
// ErrorNo is a slow function call in mssql, and not reliable in PHP 4.0.6
|
||
if($emsg = $zthis->ErrorMsg()) {
|
||
if ($err = $zthis->ErrorNo()) ADOConnection::outp($err.': '.$emsg);
|
||
}
|
||
} else if (!$qID) {
|
||
ADOConnection::outp($zthis->ErrorNo() .': '. $zthis->ErrorMsg());
|
||
}
|
||
|
||
if ($zthis->debug === 99) _adodb_backtrace(true,9999,2);
|
||
return $qID;
|
||
}
|
||
|
||
# pretty print the debug_backtrace function
|
||
function _adodb_backtrace($printOrArr=true,$levels=9999,$skippy=0,$ishtml=null)
|
||
{
|
||
if (!function_exists('debug_backtrace')) return '';
|
||
|
||
if ($ishtml === null) $html = (isset($_SERVER['HTTP_USER_AGENT']));
|
||
else $html = $ishtml;
|
||
|
||
$fmt = ($html) ? "</font><font color=#808080 size=-1> %% line %4d, file: <a href=\"file:/%s\">%s</a></font>" : "%% line %4d, file: %s";
|
||
|
||
$MAXSTRLEN = 128;
|
||
|
||
$s = ($html) ? '<pre align=left>' : '';
|
||
|
||
if (is_array($printOrArr)) $traceArr = $printOrArr;
|
||
else $traceArr = debug_backtrace();
|
||
array_shift($traceArr);
|
||
array_shift($traceArr);
|
||
$tabs = sizeof($traceArr)-2;
|
||
|
||
foreach ($traceArr as $arr) {
|
||
if ($skippy) {$skippy -= 1; continue;}
|
||
$levels -= 1;
|
||
if ($levels < 0) break;
|
||
|
||
$args = array();
|
||
for ($i=0; $i < $tabs; $i++) $s .= ($html) ? ' ' : "\t";
|
||
$tabs -= 1;
|
||
if ($html) $s .= '<font face="Courier New,Courier">';
|
||
if (isset($arr['class'])) $s .= $arr['class'].'.';
|
||
if (isset($arr['args']))
|
||
foreach($arr['args'] as $v) {
|
||
if (is_null($v)) $args[] = 'null';
|
||
else if (is_array($v)) $args[] = 'Array['.sizeof($v).']';
|
||
else if (is_object($v)) $args[] = 'Object:'.get_class($v);
|
||
else if (is_bool($v)) $args[] = $v ? 'true' : 'false';
|
||
else {
|
||
$v = (string) @$v;
|
||
$str = htmlspecialchars(substr($v,0,$MAXSTRLEN));
|
||
if (strlen($v) > $MAXSTRLEN) $str .= '...';
|
||
$args[] = $str;
|
||
}
|
||
}
|
||
$s .= $arr['function'].'('.implode(', ',$args).')';
|
||
|
||
|
||
$s .= @sprintf($fmt, $arr['line'],$arr['file'],basename($arr['file']));
|
||
|
||
$s .= "\n";
|
||
}
|
||
if ($html) $s .= '</pre>';
|
||
if ($printOrArr) print $s;
|
||
|
||
return $s;
|
||
}
|
||
/*
|
||
function _adodb_find_from($sql)
|
||
{
|
||
|
||
$sql = str_replace(array("\n","\r"), ' ', $sql);
|
||
$charCount = strlen($sql);
|
||
|
||
$inString = false;
|
||
$quote = '';
|
||
$parentheseCount = 0;
|
||
$prevChars = '';
|
||
$nextChars = '';
|
||
|
||
|
||
for($i = 0; $i < $charCount; $i++) {
|
||
|
||
$char = substr($sql,$i,1);
|
||
$prevChars = substr($sql,0,$i);
|
||
$nextChars = substr($sql,$i+1);
|
||
|
||
if((($char == "'" || $char == '"' || $char == '`') && substr($prevChars,-1,1) != '\\') && $inString === false) {
|
||
$quote = $char;
|
||
$inString = true;
|
||
}
|
||
|
||
elseif((($char == "'" || $char == '"' || $char == '`') && substr($prevChars,-1,1) != '\\') && $inString === true && $quote == $char) {
|
||
$quote = "";
|
||
$inString = false;
|
||
}
|
||
|
||
elseif($char == "(" && $inString === false)
|
||
$parentheseCount++;
|
||
|
||
elseif($char == ")" && $inString === false && $parentheseCount > 0)
|
||
$parentheseCount--;
|
||
|
||
elseif($parentheseCount <= 0 && $inString === false && $char == " " && strtoupper(substr($prevChars,-5,5)) == " FROM")
|
||
return $i;
|
||
|
||
}
|
||
}
|
||
*/
|
||
|
||
?>
|