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efrain |
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<?php
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/**
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* Helper functions.
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*
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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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* This file is part of ADOdb, a Database Abstraction Layer library for PHP.
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*
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* @package ADOdb
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* @link https://adodb.org Project's web site and documentation
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* @link https://github.com/ADOdb/ADOdb Source code and issue tracker
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*
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* The ADOdb Library is dual-licensed, released under both the BSD 3-Clause
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* and the GNU Lesser General Public Licence (LGPL) v2.1 or, at your option,
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* any later version. This means you can use it in proprietary products.
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* See the LICENSE.md file distributed with this source code for details.
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* @license BSD-3-Clause
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* @license LGPL-2.1-or-later
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*
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* @copyright 2000-2013 John Lim
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* @copyright 2014 Damien Regad, Mark Newnham and the ADOdb community
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*/
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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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* Strip the ORDER BY clause from the outer SELECT.
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*
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* @param string $sql
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*
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* @return string
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*/
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function adodb_strip_order_by($sql)
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{
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$num = preg_match_all('/(\sORDER\s+BY\s(?:[^)](?!LIMIT))*)/is', $sql, $matches, PREG_OFFSET_CAPTURE);
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if ($num) {
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// Get the last match
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list($last_order_by, $offset) = array_pop($matches[1]);
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// If we find a ')' after the last order by, then it belongs to a
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// sub-query, not the outer SQL statement and should not be stripped
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if (strpos($sql, ')', $offset) === false) {
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$sql = str_replace($last_order_by, '', $sql);
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}
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}
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return $sql;
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}
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function adodb_probetypes($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][$x];
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}
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}
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}
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function _adodb_replace($zthis, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc)
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{
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// Add Quote around table name to support use of spaces / reserved keywords
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$table=sprintf('%s%s%s', $zthis->nameQuote,$table,$zthis->nameQuote);
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if (count($fieldArray) == 0) return 0;
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if (!is_array($keyCol)) {
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$keyCol = array($keyCol);
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}
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$uSet = '';
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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*/ 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,$keyCol)) continue; // skip UPDATE if is key
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// Add Quote around column name to support use of spaces / reserved keywords
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$uSet .= sprintf(',%s%s%s=%s',$zthis->nameQuote,$k,$zthis->nameQuote,$v);
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}
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$uSet = ltrim($uSet, ',');
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// Add Quote around column name in where clause
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$where = '';
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foreach ($keyCol as $v) {
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if (isset($fieldArray[$v])) {
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$where .= sprintf(' and %s%s%s=%s ', $zthis->nameQuote,$v,$zthis->nameQuote,$fieldArray[$v]);
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}
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}
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if ($where) {
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$where = substr($where, 5);
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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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// The Select count(*) wipes out any errors that the update would have returned.
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// PHPLens Issue No: 5696
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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 (($zthis->Affected_Rows()>0)) return 1;
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}
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} else
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return 0;
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}
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$iCols = $iVals = '';
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foreach($fieldArray as $k => $v) {
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if ($has_autoinc && in_array($k,$keyCol)) continue; // skip autoinc col
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// Add Quote around Column Name
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$iCols .= sprintf(',%s%s%s',$zthis->nameQuote,$k,$zthis->nameQuote);
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$iVals .= ",$v";
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}
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$iCols = ltrim($iCols, ',');
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$iVals = ltrim($iVals, ',');
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$insert = "INSERT INTO $table ($iCols) VALUES ($iVals)";
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$rs = $zthis->Execute($insert);
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return ($rs) ? 2 : 0;
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}
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function _adodb_getmenu($zthis, $name,$defstr='',$blank1stItem=true,$multiple=false,
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$size=0, $selectAttr='',$compareFields0=true)
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{
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global $ADODB_FETCH_MODE;
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$s = _adodb_getmenu_select($name, $defstr, $blank1stItem, $multiple, $size, $selectAttr);
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$hasvalue = $zthis->FieldCount() > 1;
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if (!$hasvalue) {
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$compareFields0 = true;
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}
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$value = '';
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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 ($hasvalue) {
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if ($ADODB_FETCH_MODE == ADODB_FETCH_ASSOC) {
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// Get 2nd field's value regardless of its name
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$zval2 = current(array_slice($zthis->fields, 1, 1));
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} else {
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// With NUM or BOTH fetch modes, we have a numeric index
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$zval2 = $zthis->fields[1];
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}
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$zval2 = trim($zval2);
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$value = 'value="' . htmlspecialchars($zval2) . '"';
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}
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/** @noinspection PhpUndefinedVariableInspection */
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$s .= _adodb_getmenu_option($defstr, $compareFields0 ? $zval : $zval2, $value, $zval);
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$zthis->MoveNext();
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} // while
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return $s ."\n</select>\n";
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}
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function _adodb_getmenu_gp($zthis, $name,$defstr='',$blank1stItem=true,$multiple=false,
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$size=0, $selectAttr='',$compareFields0=true)
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{
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global $ADODB_FETCH_MODE;
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$s = _adodb_getmenu_select($name, $defstr, $blank1stItem, $multiple, $size, $selectAttr);
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$hasvalue = $zthis->FieldCount() > 1;
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$hasgroup = $zthis->FieldCount() > 2;
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if (!$hasvalue) {
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$compareFields0 = true;
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}
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$value = '';
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$optgroup = null;
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$firstgroup = true;
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while(!$zthis->EOF) {
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$zval = rtrim(reset($zthis->fields));
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$group = '';
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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 ($hasvalue) {
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if ($ADODB_FETCH_MODE == ADODB_FETCH_ASSOC) {
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// Get 2nd field's value regardless of its name
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$fields = array_slice($zthis->fields, 1);
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$zval2 = current($fields);
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if ($hasgroup) {
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$group = trim(next($fields));
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}
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} else {
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// With NUM or BOTH fetch modes, we have a numeric index
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$zval2 = $zthis->fields[1];
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if ($hasgroup) {
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$group = trim($zthis->fields[2]);
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}
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}
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$zval2 = trim($zval2);
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$value = "value='".htmlspecialchars($zval2)."'";
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}
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if ($optgroup != $group) {
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$optgroup = $group;
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286 |
if ($firstgroup) {
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$firstgroup = false;
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288 |
} else {
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$s .="\n</optgroup>";
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}
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$s .="\n<optgroup label='". htmlspecialchars($group) ."'>";
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}
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/** @noinspection PhpUndefinedVariableInspection */
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$s .= _adodb_getmenu_option($defstr, $compareFields0 ? $zval : $zval2, $value, $zval);
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296 |
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$zthis->MoveNext();
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298 |
} // while
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299 |
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// closing last optgroup
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301 |
if($optgroup != null) {
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$s .= "\n</optgroup>";
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}
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304 |
return $s ."\n</select>\n";
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305 |
}
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306 |
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307 |
/**
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308 |
* Generate the opening SELECT tag for getmenu functions.
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309 |
*
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310 |
* ADOdb internal function, used by _adodb_getmenu() and _adodb_getmenu_gp().
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311 |
*
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312 |
* @param string $name
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313 |
* @param string $defstr
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314 |
* @param bool $blank1stItem
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315 |
* @param bool $multiple
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316 |
* @param int $size
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317 |
* @param string $selectAttr
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318 |
*
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319 |
* @return string HTML
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320 |
*/
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321 |
function _adodb_getmenu_select($name, $defstr = '', $blank1stItem = true,
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322 |
$multiple = false, $size = 0, $selectAttr = '')
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323 |
{
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324 |
if ($multiple || is_array($defstr)) {
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325 |
if ($size == 0 ) {
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326 |
$size = 5;
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327 |
}
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328 |
$attr = ' multiple size="' . $size . '"';
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329 |
if (!strpos($name,'[]')) {
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330 |
$name .= '[]';
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331 |
}
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332 |
} elseif ($size) {
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333 |
$attr = ' size="' . $size . '"';
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334 |
} else {
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335 |
$attr = '';
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336 |
}
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337 |
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338 |
$html = '<select name="' . $name . '"' . $attr . ' ' . $selectAttr . '>';
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339 |
if ($blank1stItem) {
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340 |
if (is_string($blank1stItem)) {
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341 |
$barr = explode(':',$blank1stItem);
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342 |
if (sizeof($barr) == 1) {
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343 |
$barr[] = '';
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344 |
}
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345 |
$html .= "\n<option value=\"" . $barr[0] . "\">" . $barr[1] . "</option>";
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346 |
} else {
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347 |
$html .= "\n<option></option>";
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348 |
}
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349 |
}
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350 |
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351 |
return $html;
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352 |
}
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353 |
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354 |
/**
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|
355 |
* Print the OPTION tags for getmenu functions.
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356 |
*
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|
357 |
* ADOdb internal function, used by _adodb_getmenu() and _adodb_getmenu_gp().
|
|
|
358 |
*
|
|
|
359 |
* @param string $defstr Default values
|
|
|
360 |
* @param string $compare Value to compare against defaults
|
|
|
361 |
* @param string $value Ready-to-print `value="xxx"` (or empty) string
|
|
|
362 |
* @param string $display Display value
|
|
|
363 |
*
|
|
|
364 |
* @return string HTML
|
|
|
365 |
*/
|
|
|
366 |
function _adodb_getmenu_option($defstr, $compare, $value, $display)
|
|
|
367 |
{
|
|
|
368 |
if ( is_array($defstr) && in_array($compare, $defstr)
|
| 1441 |
ariadna |
369 |
|| !is_array($defstr) && strcasecmp($compare, $defstr ?? '') == 0
|
| 1 |
efrain |
370 |
) {
|
|
|
371 |
$selected = ' selected="selected"';
|
|
|
372 |
} else {
|
|
|
373 |
$selected = '';
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
return "\n<option $value$selected>" . htmlspecialchars($display) . '</option>';
|
|
|
377 |
}
|
|
|
378 |
|
| 1441 |
ariadna |
379 |
/**
|
|
|
380 |
* Count the number of records this sql statement will return by using
|
|
|
381 |
* query rewriting heuristics...
|
|
|
382 |
*
|
|
|
383 |
* Does not work with UNIONs, except with postgresql and oracle.
|
|
|
384 |
*
|
|
|
385 |
* Usage:
|
|
|
386 |
* $conn->Connect(...);
|
|
|
387 |
* $cnt = _adodb_getcount($conn, $sql);
|
|
|
388 |
*
|
|
|
389 |
* @param ADOConnection $zthis
|
|
|
390 |
* @param string $sql
|
|
|
391 |
* @param bool $inputarr
|
|
|
392 |
* @param int $secs2cache
|
|
|
393 |
*
|
|
|
394 |
* @return false|int|mixed
|
|
|
395 |
*/
|
| 1 |
efrain |
396 |
function _adodb_getcount($zthis, $sql,$inputarr=false,$secs2cache=0)
|
|
|
397 |
{
|
|
|
398 |
$qryRecs = 0;
|
|
|
399 |
|
|
|
400 |
/*
|
|
|
401 |
* These databases require a "SELECT * FROM (SELECT" type
|
|
|
402 |
* statement to have an alias for the result
|
|
|
403 |
*/
|
|
|
404 |
$requiresAlias = '';
|
|
|
405 |
$requiresAliasArray = array('postgres9','postgres','mysql','mysqli','mssql','mssqlnative','sqlsrv');
|
|
|
406 |
if (in_array($zthis->databaseType,$requiresAliasArray)
|
|
|
407 |
|| in_array($zthis->dsnType,$requiresAliasArray)
|
|
|
408 |
) {
|
|
|
409 |
$requiresAlias = '_ADODB_ALIAS_';
|
|
|
410 |
}
|
|
|
411 |
|
|
|
412 |
if (!empty($zthis->_nestedSQL)
|
|
|
413 |
|| preg_match("/^\s*SELECT\s+DISTINCT/is", $sql)
|
|
|
414 |
|| preg_match('/\s+GROUP\s+BY\s+/is',$sql)
|
|
|
415 |
|| preg_match('/\s+UNION\s+/is',$sql)
|
|
|
416 |
) {
|
|
|
417 |
$rewritesql = adodb_strip_order_by($sql);
|
|
|
418 |
|
|
|
419 |
// ok, has SELECT DISTINCT or GROUP BY so see if we can use a table alias
|
|
|
420 |
// but this is only supported by oracle and postgresql...
|
|
|
421 |
if ($zthis->dataProvider == 'oci8') {
|
|
|
422 |
// Allow Oracle hints to be used for query optimization, Chris Wrye
|
|
|
423 |
if (preg_match('#/\\*+.*?\\*\\/#', $sql, $hint)) {
|
|
|
424 |
$rewritesql = "SELECT ".$hint[0]." COUNT(*) FROM (".$rewritesql.")";
|
|
|
425 |
} else
|
|
|
426 |
$rewritesql = "SELECT COUNT(*) FROM (".$rewritesql.")";
|
|
|
427 |
} else {
|
|
|
428 |
$rewritesql = "SELECT COUNT(*) FROM ($rewritesql) $requiresAlias";
|
|
|
429 |
}
|
|
|
430 |
|
|
|
431 |
} else {
|
|
|
432 |
// Replace 'SELECT ... FROM' with 'SELECT COUNT(*) FROM'
|
|
|
433 |
// Parse the query one char at a time starting after the SELECT
|
|
|
434 |
// to find the FROM clause's position, ignoring any sub-queries.
|
|
|
435 |
$start = stripos($sql, 'SELECT') + 7;
|
|
|
436 |
if ($start === false) {
|
|
|
437 |
// Not a SELECT statement - probably should trigger an exception here
|
|
|
438 |
return 0;
|
|
|
439 |
}
|
|
|
440 |
$len = strlen($sql);
|
|
|
441 |
$numParentheses = 0;
|
|
|
442 |
for ($pos = $start; $pos < $len; $pos++) {
|
|
|
443 |
switch ($sql[$pos]) {
|
|
|
444 |
case '(': $numParentheses++; continue 2;
|
|
|
445 |
case ')': $numParentheses--; continue 2;
|
|
|
446 |
}
|
|
|
447 |
// Ignore whatever is between parentheses (sub-queries)
|
|
|
448 |
if ($numParentheses > 0) {
|
|
|
449 |
continue;
|
|
|
450 |
}
|
|
|
451 |
// Exit loop if 'FROM' keyword was found
|
|
|
452 |
if (strtoupper(substr($sql, $pos, 4)) == 'FROM') {
|
|
|
453 |
break;
|
|
|
454 |
}
|
|
|
455 |
}
|
|
|
456 |
$rewritesql = 'SELECT COUNT(*) ' . substr($sql, $pos);
|
|
|
457 |
|
|
|
458 |
// fix by alexander zhukov, alex#unipack.ru, because count(*) and 'order by' fails
|
|
|
459 |
// with mssql, access and postgresql. Also a good speedup optimization - skips sorting!
|
|
|
460 |
// also see PHPLens Issue No: 12752
|
|
|
461 |
$rewritesql = adodb_strip_order_by($rewritesql);
|
|
|
462 |
}
|
|
|
463 |
|
|
|
464 |
if (isset($rewritesql) && $rewritesql != $sql) {
|
|
|
465 |
if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) {
|
|
|
466 |
$rewritesql .= $limitarr[0];
|
|
|
467 |
}
|
|
|
468 |
|
|
|
469 |
if ($secs2cache) {
|
|
|
470 |
// we only use half the time of secs2cache because the count can quickly
|
|
|
471 |
// become inaccurate if new records are added
|
|
|
472 |
$qryRecs = $zthis->CacheGetOne($secs2cache/2,$rewritesql,$inputarr);
|
|
|
473 |
|
|
|
474 |
} else {
|
|
|
475 |
$qryRecs = $zthis->GetOne($rewritesql,$inputarr);
|
|
|
476 |
}
|
|
|
477 |
if ($qryRecs !== false) return $qryRecs;
|
|
|
478 |
}
|
|
|
479 |
|
|
|
480 |
//--------------------------------------------
|
|
|
481 |
// query rewrite failed - so try slower way...
|
|
|
482 |
|
|
|
483 |
// strip off unneeded ORDER BY if no UNION
|
|
|
484 |
if (preg_match('/\s*UNION\s*/is', $sql)) {
|
|
|
485 |
$rewritesql = $sql;
|
|
|
486 |
} else {
|
|
|
487 |
$rewritesql = adodb_strip_order_by($sql);
|
|
|
488 |
}
|
|
|
489 |
|
|
|
490 |
if (preg_match('/\sLIMIT\s+[0-9]+/i',$sql,$limitarr)) {
|
|
|
491 |
$rewritesql .= $limitarr[0];
|
|
|
492 |
}
|
|
|
493 |
|
|
|
494 |
if ($secs2cache) {
|
|
|
495 |
$rstest = $zthis->CacheExecute($secs2cache,$rewritesql,$inputarr);
|
|
|
496 |
if (!$rstest) $rstest = $zthis->CacheExecute($secs2cache,$sql,$inputarr);
|
|
|
497 |
} else {
|
|
|
498 |
$rstest = $zthis->Execute($rewritesql,$inputarr);
|
|
|
499 |
if (!$rstest) $rstest = $zthis->Execute($sql,$inputarr);
|
|
|
500 |
}
|
|
|
501 |
if ($rstest) {
|
|
|
502 |
$qryRecs = $rstest->RecordCount();
|
|
|
503 |
if ($qryRecs == -1) {
|
|
|
504 |
// some databases will return -1 on MoveLast() - change to MoveNext()
|
|
|
505 |
while(!$rstest->EOF) {
|
|
|
506 |
$rstest->MoveNext();
|
|
|
507 |
}
|
|
|
508 |
$qryRecs = $rstest->_currentRow;
|
|
|
509 |
}
|
|
|
510 |
$rstest->Close();
|
|
|
511 |
if ($qryRecs == -1) return 0;
|
|
|
512 |
}
|
|
|
513 |
return $qryRecs;
|
|
|
514 |
}
|
|
|
515 |
|
|
|
516 |
/**
|
|
|
517 |
* Execute query with pagination including record count.
|
|
|
518 |
*
|
|
|
519 |
* This code might not work with SQL that has UNION in it.
|
|
|
520 |
* Also if you are using cachePageExecute(), there is a strong possibility that
|
|
|
521 |
* data will get out of sync. cachePageExecute() should only be used with
|
|
|
522 |
* tables that rarely change.
|
|
|
523 |
*
|
|
|
524 |
* @param ADOConnection $zthis Connection
|
|
|
525 |
* @param string $sql Query to execute
|
|
|
526 |
* @param int $nrows Number of rows per page
|
|
|
527 |
* @param int $page Page number to retrieve (1-based)
|
|
|
528 |
* @param array $inputarr Array of bind variables
|
|
|
529 |
* @param int $secs2cache Time-to-live of the cache (in seconds), 0 to force query execution
|
|
|
530 |
*
|
|
|
531 |
* @return ADORecordSet|bool
|
|
|
532 |
*
|
|
|
533 |
* @author Cornel G <conyg@fx.ro>
|
|
|
534 |
*/
|
|
|
535 |
function _adodb_pageexecute_all_rows($zthis, $sql, $nrows, $page, $inputarr=false, $secs2cache=0)
|
|
|
536 |
{
|
|
|
537 |
$atfirstpage = false;
|
|
|
538 |
$atlastpage = false;
|
|
|
539 |
|
|
|
540 |
// If an invalid nrows is supplied, assume a default value of 10 rows per page
|
|
|
541 |
if (!isset($nrows) || $nrows <= 0) $nrows = 10;
|
|
|
542 |
|
|
|
543 |
$qryRecs = _adodb_getcount($zthis,$sql,$inputarr,$secs2cache);
|
|
|
544 |
$lastpageno = (int) ceil($qryRecs / $nrows);
|
|
|
545 |
|
|
|
546 |
// Check whether $page is the last page or if we are trying to retrieve
|
|
|
547 |
// a page number greater than the last one.
|
|
|
548 |
if ($page >= $lastpageno) {
|
|
|
549 |
$page = $lastpageno;
|
|
|
550 |
$atlastpage = true;
|
|
|
551 |
}
|
|
|
552 |
|
|
|
553 |
// If page number <= 1, then we are at the first page
|
|
|
554 |
if (empty($page) || $page <= 1) {
|
|
|
555 |
$page = 1;
|
|
|
556 |
$atfirstpage = true;
|
|
|
557 |
}
|
|
|
558 |
|
|
|
559 |
// We get the data we want
|
|
|
560 |
$offset = $nrows * ($page-1);
|
|
|
561 |
if ($secs2cache > 0)
|
|
|
562 |
$rsreturn = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr);
|
|
|
563 |
else
|
|
|
564 |
$rsreturn = $zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache);
|
|
|
565 |
|
|
|
566 |
|
|
|
567 |
// Before returning the RecordSet, we set the pagination properties we need
|
|
|
568 |
if ($rsreturn) {
|
|
|
569 |
$rsreturn->_maxRecordCount = $qryRecs;
|
|
|
570 |
$rsreturn->rowsPerPage = $nrows;
|
|
|
571 |
$rsreturn->AbsolutePage($page);
|
|
|
572 |
$rsreturn->AtFirstPage($atfirstpage);
|
|
|
573 |
$rsreturn->AtLastPage($atlastpage);
|
|
|
574 |
$rsreturn->LastPageNo($lastpageno);
|
|
|
575 |
}
|
|
|
576 |
return $rsreturn;
|
|
|
577 |
}
|
|
|
578 |
|
|
|
579 |
/**
|
|
|
580 |
* Execute query with pagination without last page information.
|
|
|
581 |
*
|
|
|
582 |
* This code might not work with SQL that has UNION in it.
|
|
|
583 |
* Also if you are using cachePageExecute(), there is a strong possibility that
|
|
|
584 |
* data will get out of sync. cachePageExecute() should only be used with
|
|
|
585 |
* tables that rarely change.
|
|
|
586 |
*
|
|
|
587 |
* @param ADOConnection $zthis Connection
|
|
|
588 |
* @param string $sql Query to execute
|
|
|
589 |
* @param int $nrows Number of rows per page
|
|
|
590 |
* @param int $page Page number to retrieve (1-based)
|
|
|
591 |
* @param array $inputarr Array of bind variables
|
|
|
592 |
* @param int $secs2cache Time-to-live of the cache (in seconds), 0 to force query execution
|
|
|
593 |
*
|
|
|
594 |
* @return ADORecordSet|bool
|
|
|
595 |
*
|
|
|
596 |
* @author Iván Oliva
|
|
|
597 |
*/
|
|
|
598 |
function _adodb_pageexecute_no_last_page($zthis, $sql, $nrows, $page, $inputarr=false, $secs2cache=0)
|
|
|
599 |
{
|
|
|
600 |
$atfirstpage = false;
|
|
|
601 |
$atlastpage = false;
|
|
|
602 |
|
|
|
603 |
if (!isset($page) || $page <= 1) {
|
|
|
604 |
// If page number <= 1, then we are at the first page
|
|
|
605 |
$page = 1;
|
|
|
606 |
$atfirstpage = true;
|
|
|
607 |
}
|
|
|
608 |
if ($nrows <= 0) {
|
|
|
609 |
// If an invalid nrows is supplied, we assume a default value of 10 rows per page
|
|
|
610 |
$nrows = 10;
|
|
|
611 |
}
|
|
|
612 |
|
|
|
613 |
$pagecounteroffset = ($page * $nrows) - $nrows;
|
|
|
614 |
|
|
|
615 |
// To find out if there are more pages of rows, simply increase the limit or
|
|
|
616 |
// nrows by 1 and see if that number of records was returned. If it was,
|
|
|
617 |
// then we know there is at least one more page left, otherwise we are on
|
|
|
618 |
// the last page. Therefore allow non-Count() paging with single queries
|
|
|
619 |
// rather than three queries as was done before.
|
|
|
620 |
$test_nrows = $nrows + 1;
|
|
|
621 |
if ($secs2cache > 0) {
|
|
|
622 |
$rsreturn = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr);
|
|
|
623 |
} else {
|
|
|
624 |
$rsreturn = $zthis->SelectLimit($sql, $test_nrows, $pagecounteroffset, $inputarr, $secs2cache);
|
|
|
625 |
}
|
|
|
626 |
|
|
|
627 |
// Now check to see if the number of rows returned was the higher value we asked for or not.
|
|
|
628 |
if ( $rsreturn->_numOfRows == $test_nrows ) {
|
|
|
629 |
// Still at least 1 more row, so we are not on last page yet...
|
|
|
630 |
// Remove the last row from the RS.
|
|
|
631 |
$rsreturn->_numOfRows = ( $rsreturn->_numOfRows - 1 );
|
|
|
632 |
} elseif ( $rsreturn->_numOfRows == 0 && $page > 1 ) {
|
|
|
633 |
// Likely requested a page that doesn't exist, so need to find the last
|
|
|
634 |
// page and return it. Revert to original method and loop through pages
|
|
|
635 |
// until we find some data...
|
|
|
636 |
$pagecounter = $page + 1;
|
|
|
637 |
|
|
|
638 |
$rstest = $rsreturn;
|
|
|
639 |
if ($rstest) {
|
|
|
640 |
while ($rstest && $rstest->EOF && $pagecounter > 0) {
|
|
|
641 |
$atlastpage = true;
|
|
|
642 |
$pagecounter--;
|
|
|
643 |
$pagecounteroffset = $nrows * ($pagecounter - 1);
|
|
|
644 |
$rstest->Close();
|
|
|
645 |
if ($secs2cache>0) {
|
|
|
646 |
$rstest = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $pagecounteroffset, $inputarr);
|
|
|
647 |
}
|
|
|
648 |
else {
|
|
|
649 |
$rstest = $zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $secs2cache);
|
|
|
650 |
}
|
|
|
651 |
}
|
|
|
652 |
if ($rstest) $rstest->Close();
|
|
|
653 |
}
|
|
|
654 |
if ($atlastpage) {
|
|
|
655 |
// If we are at the last page or beyond it, we are going to retrieve it
|
|
|
656 |
$page = $pagecounter;
|
|
|
657 |
if ($page == 1) {
|
|
|
658 |
// We have to do this again in case the last page is the same as
|
|
|
659 |
// the first page, that is, the recordset has only 1 page.
|
|
|
660 |
$atfirstpage = true;
|
|
|
661 |
}
|
|
|
662 |
}
|
|
|
663 |
// We get the data we want
|
|
|
664 |
$offset = $nrows * ($page-1);
|
|
|
665 |
if ($secs2cache > 0) {
|
|
|
666 |
$rsreturn = $zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr);
|
|
|
667 |
}
|
|
|
668 |
else {
|
|
|
669 |
$rsreturn = $zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $secs2cache);
|
|
|
670 |
}
|
|
|
671 |
} elseif ( $rsreturn->_numOfRows < $test_nrows ) {
|
|
|
672 |
// Rows is less than what we asked for, so must be at the last page.
|
|
|
673 |
$atlastpage = true;
|
|
|
674 |
}
|
|
|
675 |
|
|
|
676 |
// Before returning the RecordSet, we set the pagination properties we need
|
|
|
677 |
if ($rsreturn) {
|
|
|
678 |
$rsreturn->rowsPerPage = $nrows;
|
|
|
679 |
$rsreturn->AbsolutePage($page);
|
|
|
680 |
$rsreturn->AtFirstPage($atfirstpage);
|
|
|
681 |
$rsreturn->AtLastPage($atlastpage);
|
|
|
682 |
}
|
|
|
683 |
return $rsreturn;
|
|
|
684 |
}
|
|
|
685 |
|
|
|
686 |
/**
|
|
|
687 |
* Performs case conversion and quoting of the given field name.
|
|
|
688 |
*
|
|
|
689 |
* See Global variable $ADODB_QUOTE_FIELDNAMES.
|
|
|
690 |
*
|
|
|
691 |
* @param ADOConnection $zthis
|
|
|
692 |
* @param string $fieldName
|
|
|
693 |
*
|
|
|
694 |
* @return string Quoted field name
|
|
|
695 |
*/
|
|
|
696 |
function _adodb_quote_fieldname($zthis, $fieldName)
|
|
|
697 |
{
|
|
|
698 |
global $ADODB_QUOTE_FIELDNAMES;
|
|
|
699 |
|
|
|
700 |
// Case conversion - defaults to UPPER
|
|
|
701 |
$case = is_bool($ADODB_QUOTE_FIELDNAMES) ? 'UPPER' : $ADODB_QUOTE_FIELDNAMES;
|
|
|
702 |
switch ($case) {
|
|
|
703 |
case 'LOWER':
|
|
|
704 |
$fieldName = strtolower($fieldName);
|
|
|
705 |
break;
|
|
|
706 |
case 'NATIVE':
|
|
|
707 |
// Do nothing
|
|
|
708 |
break;
|
|
|
709 |
case 'UPPER':
|
|
|
710 |
case 'BRACKETS':
|
|
|
711 |
default:
|
|
|
712 |
$fieldName = strtoupper($fieldName);
|
|
|
713 |
break;
|
|
|
714 |
}
|
|
|
715 |
|
|
|
716 |
// Quote field if requested, or necessary (field contains space)
|
|
|
717 |
if ($ADODB_QUOTE_FIELDNAMES || strpos($fieldName, ' ') !== false ) {
|
|
|
718 |
if ($ADODB_QUOTE_FIELDNAMES === 'BRACKETS') {
|
|
|
719 |
return $zthis->leftBracket . $fieldName . $zthis->rightBracket;
|
|
|
720 |
} else {
|
|
|
721 |
return $zthis->nameQuote . $fieldName . $zthis->nameQuote;
|
|
|
722 |
}
|
|
|
723 |
} else {
|
|
|
724 |
return $fieldName;
|
|
|
725 |
}
|
|
|
726 |
}
|
|
|
727 |
|
|
|
728 |
function _adodb_getupdatesql(&$zthis, $rs, $arrFields, $forceUpdate=false, $force=2)
|
|
|
729 |
{
|
|
|
730 |
if (!$rs) {
|
|
|
731 |
printf(ADODB_BAD_RS,'GetUpdateSQL');
|
|
|
732 |
return false;
|
|
|
733 |
}
|
|
|
734 |
|
|
|
735 |
$fieldUpdatedCount = 0;
|
|
|
736 |
if (is_array($arrFields))
|
|
|
737 |
$arrFields = array_change_key_case($arrFields,CASE_UPPER);
|
|
|
738 |
|
|
|
739 |
$hasnumeric = isset($rs->fields[0]);
|
|
|
740 |
$setFields = '';
|
|
|
741 |
|
|
|
742 |
// Loop through all of the fields in the recordset
|
|
|
743 |
for ($i=0, $max=$rs->fieldCount(); $i < $max; $i++) {
|
|
|
744 |
// Get the field from the recordset
|
|
|
745 |
$field = $rs->fetchField($i);
|
|
|
746 |
|
|
|
747 |
// If the recordset field is one
|
|
|
748 |
// of the fields passed in then process.
|
|
|
749 |
$upperfname = strtoupper($field->name);
|
|
|
750 |
if (adodb_key_exists($upperfname, $arrFields, $force)) {
|
|
|
751 |
|
|
|
752 |
// If the existing field value in the recordset
|
|
|
753 |
// is different from the value passed in then
|
|
|
754 |
// go ahead and append the field name and new value to
|
|
|
755 |
// the update query.
|
|
|
756 |
|
|
|
757 |
if ($hasnumeric) $val = $rs->fields[$i];
|
|
|
758 |
else if (isset($rs->fields[$upperfname])) $val = $rs->fields[$upperfname];
|
|
|
759 |
else if (isset($rs->fields[$field->name])) $val = $rs->fields[$field->name];
|
|
|
760 |
else if (isset($rs->fields[strtolower($upperfname)])) $val = $rs->fields[strtolower($upperfname)];
|
|
|
761 |
else $val = '';
|
|
|
762 |
|
|
|
763 |
if ($forceUpdate || $val !== $arrFields[$upperfname]) {
|
|
|
764 |
// Set the counter for the number of fields that will be updated.
|
|
|
765 |
$fieldUpdatedCount++;
|
|
|
766 |
|
|
|
767 |
// Based on the datatype of the field
|
|
|
768 |
// Format the value properly for the database
|
|
|
769 |
$type = $rs->metaType($field->type);
|
|
|
770 |
|
|
|
771 |
if ($type == 'null') {
|
|
|
772 |
$type = 'C';
|
|
|
773 |
}
|
|
|
774 |
|
|
|
775 |
$fnameq = _adodb_quote_fieldname($zthis, $field->name);
|
|
|
776 |
|
|
|
777 |
//********************************************************//
|
|
|
778 |
if (is_null($arrFields[$upperfname])
|
|
|
779 |
|| (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0)
|
|
|
780 |
|| $arrFields[$upperfname] === $zthis->null2null
|
|
|
781 |
) {
|
|
|
782 |
|
|
|
783 |
switch ($force) {
|
|
|
784 |
|
|
|
785 |
//case 0:
|
|
|
786 |
// // Ignore empty values. This is already handled in "adodb_key_exists" function.
|
|
|
787 |
// break;
|
|
|
788 |
|
|
|
789 |
case 1:
|
|
|
790 |
// set null
|
|
|
791 |
$setFields .= $fnameq . " = null, ";
|
|
|
792 |
break;
|
|
|
793 |
|
|
|
794 |
case 2:
|
|
|
795 |
// set empty
|
|
|
796 |
$arrFields[$upperfname] = "";
|
|
|
797 |
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq, $arrFields);
|
|
|
798 |
break;
|
|
|
799 |
|
|
|
800 |
default:
|
|
|
801 |
case 3:
|
|
|
802 |
// set the value that was given in array, so you can give both null and empty values
|
|
|
803 |
if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) {
|
|
|
804 |
$setFields .= $fnameq . " = null, ";
|
|
|
805 |
} else {
|
|
|
806 |
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq, $arrFields);
|
|
|
807 |
}
|
|
|
808 |
break;
|
|
|
809 |
|
|
|
810 |
case ADODB_FORCE_NULL_AND_ZERO:
|
|
|
811 |
|
|
|
812 |
switch ($type) {
|
|
|
813 |
case 'N':
|
|
|
814 |
case 'I':
|
|
|
815 |
case 'L':
|
|
|
816 |
$setFields .= $fnameq . ' = 0, ';
|
|
|
817 |
break;
|
|
|
818 |
default:
|
|
|
819 |
$setFields .= $fnameq . ' = null, ';
|
|
|
820 |
break;
|
|
|
821 |
}
|
|
|
822 |
break;
|
|
|
823 |
|
|
|
824 |
}
|
|
|
825 |
//********************************************************//
|
|
|
826 |
} else {
|
|
|
827 |
// we do this so each driver can customize the sql for
|
|
|
828 |
// DB specific column types.
|
|
|
829 |
// Oracle needs BLOB types to be handled with a returning clause
|
|
|
830 |
// postgres has special needs as well
|
|
|
831 |
$setFields .= _adodb_column_sql($zthis, 'U', $type, $upperfname, $fnameq, $arrFields);
|
|
|
832 |
}
|
|
|
833 |
}
|
|
|
834 |
}
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
// If there were any modified fields then build the rest of the update query.
|
|
|
838 |
if ($fieldUpdatedCount > 0 || $forceUpdate) {
|
|
|
839 |
// Get the table name from the existing query.
|
|
|
840 |
if (!empty($rs->tableName)) {
|
|
|
841 |
$tableName = $rs->tableName;
|
|
|
842 |
} else {
|
|
|
843 |
preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName);
|
|
|
844 |
$tableName = $tableName[1];
|
|
|
845 |
}
|
|
|
846 |
|
|
|
847 |
// Get the full where clause excluding the word "WHERE" from the existing query.
|
|
|
848 |
preg_match('/\sWHERE\s(.*)/is', $rs->sql, $whereClause);
|
|
|
849 |
|
|
|
850 |
$discard = false;
|
|
|
851 |
// not a good hack, improvements?
|
|
|
852 |
if ($whereClause) {
|
|
|
853 |
if (preg_match('/\s(ORDER\s.*)/is', $whereClause[1], $discard));
|
|
|
854 |
else if (preg_match('/\s(LIMIT\s.*)/is', $whereClause[1], $discard));
|
|
|
855 |
else if (preg_match('/\s(FOR UPDATE.*)/is', $whereClause[1], $discard));
|
|
|
856 |
else preg_match('/\s.*(\) WHERE .*)/is', $whereClause[1], $discard); # see https://sourceforge.net/p/adodb/bugs/37/
|
|
|
857 |
} else {
|
|
|
858 |
$whereClause = array(false, false);
|
|
|
859 |
}
|
|
|
860 |
|
|
|
861 |
if ($discard) {
|
|
|
862 |
$whereClause[1] = substr($whereClause[1], 0, strlen($whereClause[1]) - strlen($discard[1]));
|
|
|
863 |
}
|
|
|
864 |
|
|
|
865 |
$sql = 'UPDATE '.$tableName.' SET '.substr($setFields, 0, -2);
|
|
|
866 |
if (strlen($whereClause[1]) > 0) {
|
|
|
867 |
$sql .= ' WHERE '.$whereClause[1];
|
|
|
868 |
}
|
|
|
869 |
return $sql;
|
|
|
870 |
} else {
|
|
|
871 |
return false;
|
|
|
872 |
}
|
|
|
873 |
}
|
|
|
874 |
|
|
|
875 |
function adodb_key_exists($key, $arr,$force=2)
|
|
|
876 |
{
|
|
|
877 |
if ($force<=0) {
|
|
|
878 |
// the following is the old behaviour where null or empty fields are ignored
|
|
|
879 |
return (!empty($arr[$key])) || (isset($arr[$key]) && strlen($arr[$key])>0);
|
|
|
880 |
}
|
|
|
881 |
|
|
|
882 |
if (isset($arr[$key]))
|
|
|
883 |
return true;
|
|
|
884 |
## null check below
|
|
|
885 |
return array_key_exists($key,$arr);
|
|
|
886 |
}
|
|
|
887 |
|
|
|
888 |
/**
|
|
|
889 |
* There is a special case of this function for the oci8 driver.
|
|
|
890 |
* The proper way to handle an insert w/ a blob in oracle requires
|
|
|
891 |
* a returning clause with bind variables and a descriptor blob.
|
|
|
892 |
*
|
|
|
893 |
*
|
|
|
894 |
*/
|
|
|
895 |
function _adodb_getinsertsql(&$zthis, $rs, $arrFields, $force=2)
|
|
|
896 |
{
|
|
|
897 |
static $cacheRS = false;
|
|
|
898 |
static $cacheSig = 0;
|
|
|
899 |
static $cacheCols;
|
|
|
900 |
|
|
|
901 |
$tableName = '';
|
|
|
902 |
$values = '';
|
|
|
903 |
$fields = '';
|
|
|
904 |
if (is_array($arrFields))
|
|
|
905 |
$arrFields = array_change_key_case($arrFields,CASE_UPPER);
|
|
|
906 |
$fieldInsertedCount = 0;
|
|
|
907 |
|
|
|
908 |
if (is_string($rs)) {
|
|
|
909 |
//ok we have a table name
|
|
|
910 |
//try and get the column info ourself.
|
|
|
911 |
$tableName = $rs;
|
|
|
912 |
|
|
|
913 |
//we need an object for the recordSet
|
|
|
914 |
//because we have to call MetaType.
|
|
|
915 |
//php can't do a $rsclass::MetaType()
|
|
|
916 |
$rsclass = $zthis->rsPrefix.$zthis->databaseType;
|
|
|
917 |
$recordSet = new $rsclass(ADORecordSet::DUMMY_QUERY_ID, $zthis->fetchMode);
|
|
|
918 |
$recordSet->connection = $zthis;
|
|
|
919 |
|
|
|
920 |
if (is_string($cacheRS) && $cacheRS == $rs) {
|
|
|
921 |
$columns = $cacheCols;
|
|
|
922 |
} else {
|
|
|
923 |
$columns = $zthis->MetaColumns( $tableName );
|
|
|
924 |
$cacheRS = $tableName;
|
|
|
925 |
$cacheCols = $columns;
|
|
|
926 |
}
|
|
|
927 |
} else if (is_subclass_of($rs, 'adorecordset')) {
|
|
|
928 |
if (isset($rs->insertSig) && is_integer($cacheRS) && $cacheRS == $rs->insertSig) {
|
|
|
929 |
$columns = $cacheCols;
|
|
|
930 |
} else {
|
|
|
931 |
$columns = [];
|
|
|
932 |
for ($i=0, $max=$rs->FieldCount(); $i < $max; $i++)
|
|
|
933 |
$columns[] = $rs->FetchField($i);
|
|
|
934 |
$cacheRS = $cacheSig;
|
|
|
935 |
$cacheCols = $columns;
|
|
|
936 |
$rs->insertSig = $cacheSig++;
|
|
|
937 |
}
|
|
|
938 |
$recordSet = $rs;
|
|
|
939 |
|
|
|
940 |
} else {
|
|
|
941 |
printf(ADODB_BAD_RS,'GetInsertSQL');
|
|
|
942 |
return false;
|
|
|
943 |
}
|
|
|
944 |
|
|
|
945 |
// Loop through all of the fields in the recordset
|
|
|
946 |
foreach( $columns as $field ) {
|
|
|
947 |
$upperfname = strtoupper($field->name);
|
|
|
948 |
if (adodb_key_exists($upperfname, $arrFields, $force)) {
|
|
|
949 |
$bad = false;
|
|
|
950 |
$fnameq = _adodb_quote_fieldname($zthis, $field->name);
|
|
|
951 |
$type = $recordSet->MetaType($field->type);
|
|
|
952 |
|
|
|
953 |
/********************************************************/
|
|
|
954 |
if (is_null($arrFields[$upperfname])
|
|
|
955 |
|| (empty($arrFields[$upperfname]) && strlen($arrFields[$upperfname]) == 0)
|
|
|
956 |
|| $arrFields[$upperfname] === $zthis->null2null
|
|
|
957 |
) {
|
|
|
958 |
switch ($force) {
|
|
|
959 |
|
|
|
960 |
case ADODB_FORCE_IGNORE: // we must always set null if missing
|
|
|
961 |
$bad = true;
|
|
|
962 |
break;
|
|
|
963 |
|
|
|
964 |
case ADODB_FORCE_NULL:
|
|
|
965 |
$values .= "null, ";
|
|
|
966 |
break;
|
|
|
967 |
|
|
|
968 |
case ADODB_FORCE_EMPTY:
|
|
|
969 |
//Set empty
|
|
|
970 |
$arrFields[$upperfname] = "";
|
|
|
971 |
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, $arrFields);
|
|
|
972 |
break;
|
|
|
973 |
|
|
|
974 |
default:
|
|
|
975 |
case ADODB_FORCE_VALUE:
|
|
|
976 |
//Set the value that was given in array, so you can give both null and empty values
|
|
|
977 |
if (is_null($arrFields[$upperfname]) || $arrFields[$upperfname] === $zthis->null2null) {
|
|
|
978 |
$values .= "null, ";
|
|
|
979 |
} else {
|
|
|
980 |
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, $arrFields);
|
|
|
981 |
}
|
|
|
982 |
break;
|
|
|
983 |
|
|
|
984 |
case ADODB_FORCE_NULL_AND_ZERO:
|
|
|
985 |
switch ($type) {
|
|
|
986 |
case 'N':
|
|
|
987 |
case 'I':
|
|
|
988 |
case 'L':
|
|
|
989 |
$values .= '0, ';
|
|
|
990 |
break;
|
|
|
991 |
default:
|
|
|
992 |
$values .= "null, ";
|
|
|
993 |
break;
|
|
|
994 |
}
|
|
|
995 |
break;
|
|
|
996 |
|
|
|
997 |
} // switch
|
|
|
998 |
|
|
|
999 |
/*********************************************************/
|
|
|
1000 |
} else {
|
|
|
1001 |
//we do this so each driver can customize the sql for
|
|
|
1002 |
//DB specific column types.
|
|
|
1003 |
//Oracle needs BLOB types to be handled with a returning clause
|
|
|
1004 |
//postgres has special needs as well
|
|
|
1005 |
$values .= _adodb_column_sql($zthis, 'I', $type, $upperfname, $fnameq, $arrFields);
|
|
|
1006 |
}
|
|
|
1007 |
|
|
|
1008 |
if ($bad) {
|
|
|
1009 |
continue;
|
|
|
1010 |
}
|
|
|
1011 |
// Set the counter for the number of fields that will be inserted.
|
|
|
1012 |
$fieldInsertedCount++;
|
|
|
1013 |
|
|
|
1014 |
// Get the name of the fields to insert
|
|
|
1015 |
$fields .= $fnameq . ", ";
|
|
|
1016 |
}
|
|
|
1017 |
}
|
|
|
1018 |
|
|
|
1019 |
|
|
|
1020 |
// If there were any inserted fields then build the rest of the insert query.
|
|
|
1021 |
if ($fieldInsertedCount <= 0) return false;
|
|
|
1022 |
|
|
|
1023 |
// Get the table name from the existing query.
|
|
|
1024 |
if (!$tableName) {
|
|
|
1025 |
if (!empty($rs->tableName)) $tableName = $rs->tableName;
|
|
|
1026 |
else if (preg_match("/FROM\s+".ADODB_TABLE_REGEX."/is", $rs->sql, $tableName))
|
|
|
1027 |
$tableName = $tableName[1];
|
|
|
1028 |
else
|
|
|
1029 |
return false;
|
|
|
1030 |
}
|
|
|
1031 |
|
|
|
1032 |
// Strip off the comma and space on the end of both the fields
|
|
|
1033 |
// and their values.
|
|
|
1034 |
$fields = substr($fields, 0, -2);
|
|
|
1035 |
$values = substr($values, 0, -2);
|
|
|
1036 |
|
|
|
1037 |
// Append the fields and their values to the insert query.
|
|
|
1038 |
return 'INSERT INTO '.$tableName.' ( '.$fields.' ) VALUES ( '.$values.' )';
|
|
|
1039 |
}
|
|
|
1040 |
|
|
|
1041 |
|
|
|
1042 |
/**
|
|
|
1043 |
* This private method is used to help construct
|
|
|
1044 |
* the update/sql which is generated by GetInsertSQL and GetUpdateSQL.
|
|
|
1045 |
* It handles the string construction of 1 column -> sql string based on
|
|
|
1046 |
* the column type. We want to do 'safe' handling of BLOBs
|
|
|
1047 |
*
|
|
|
1048 |
* @param string the type of sql we are trying to create
|
|
|
1049 |
* 'I' or 'U'.
|
|
|
1050 |
* @param string column data type from the db::MetaType() method
|
|
|
1051 |
* @param string the column name
|
|
|
1052 |
* @param array the column value
|
|
|
1053 |
*
|
|
|
1054 |
* @return string
|
|
|
1055 |
*
|
|
|
1056 |
*/
|
|
|
1057 |
function _adodb_column_sql_oci8(&$zthis,$action, $type, $fname, $fnameq, $arrFields)
|
|
|
1058 |
{
|
|
|
1059 |
// Based on the datatype of the field
|
|
|
1060 |
// Format the value properly for the database
|
|
|
1061 |
switch ($type) {
|
|
|
1062 |
case 'B':
|
|
|
1063 |
//in order to handle Blobs correctly, we need
|
|
|
1064 |
//to do some magic for Oracle
|
|
|
1065 |
|
|
|
1066 |
//we need to create a new descriptor to handle
|
|
|
1067 |
//this properly
|
|
|
1068 |
if (!empty($zthis->hasReturningInto)) {
|
|
|
1069 |
if ($action == 'I') {
|
|
|
1070 |
$sql = 'empty_blob(), ';
|
|
|
1071 |
} else {
|
|
|
1072 |
$sql = $fnameq . '=empty_blob(), ';
|
|
|
1073 |
}
|
|
|
1074 |
//add the variable to the returning clause array
|
|
|
1075 |
//so the user can build this later in
|
|
|
1076 |
//case they want to add more to it
|
|
|
1077 |
$zthis->_returningArray[$fname] = ':xx' . $fname . 'xx';
|
|
|
1078 |
} else {
|
|
|
1079 |
if (empty($arrFields[$fname])) {
|
|
|
1080 |
if ($action == 'I') {
|
|
|
1081 |
$sql = 'empty_blob(), ';
|
|
|
1082 |
} else {
|
|
|
1083 |
$sql = $fnameq . '=empty_blob(), ';
|
|
|
1084 |
}
|
|
|
1085 |
} else {
|
|
|
1086 |
//this is to maintain compatibility
|
|
|
1087 |
//with older adodb versions.
|
|
|
1088 |
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, false);
|
|
|
1089 |
}
|
|
|
1090 |
}
|
|
|
1091 |
break;
|
|
|
1092 |
|
|
|
1093 |
case "X":
|
|
|
1094 |
//we need to do some more magic here for long variables
|
|
|
1095 |
//to handle these correctly in oracle.
|
|
|
1096 |
|
|
|
1097 |
//create a safe bind var name
|
|
|
1098 |
//to avoid conflicts w/ dupes.
|
|
|
1099 |
if (!empty($zthis->hasReturningInto)) {
|
|
|
1100 |
if ($action == 'I') {
|
|
|
1101 |
$sql = ':xx' . $fname . 'xx, ';
|
|
|
1102 |
} else {
|
|
|
1103 |
$sql = $fnameq . '=:xx' . $fname . 'xx, ';
|
|
|
1104 |
}
|
|
|
1105 |
//add the variable to the returning clause array
|
|
|
1106 |
//so the user can build this later in
|
|
|
1107 |
//case they want to add more to it
|
|
|
1108 |
$zthis->_returningArray[$fname] = ':xx' . $fname . 'xx';
|
|
|
1109 |
} else {
|
|
|
1110 |
//this is to maintain compatibility
|
|
|
1111 |
//with older adodb versions.
|
|
|
1112 |
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, false);
|
|
|
1113 |
}
|
|
|
1114 |
break;
|
|
|
1115 |
|
|
|
1116 |
default:
|
|
|
1117 |
$sql = _adodb_column_sql($zthis, $action, $type, $fname, $fnameq, $arrFields, false);
|
|
|
1118 |
break;
|
|
|
1119 |
}
|
|
|
1120 |
|
|
|
1121 |
return $sql;
|
|
|
1122 |
}
|
|
|
1123 |
|
|
|
1124 |
function _adodb_column_sql(&$zthis, $action, $type, $fname, $fnameq, $arrFields, $recurse=true)
|
|
|
1125 |
{
|
|
|
1126 |
|
|
|
1127 |
if ($recurse) {
|
|
|
1128 |
switch($zthis->dataProvider) {
|
|
|
1129 |
case 'postgres':
|
|
|
1130 |
if ($type == 'L') $type = 'C';
|
|
|
1131 |
break;
|
|
|
1132 |
case 'oci8':
|
|
|
1133 |
return _adodb_column_sql_oci8($zthis, $action, $type, $fname, $fnameq, $arrFields);
|
|
|
1134 |
|
|
|
1135 |
}
|
|
|
1136 |
}
|
|
|
1137 |
|
|
|
1138 |
switch($type) {
|
|
|
1139 |
case "C":
|
|
|
1140 |
case "X":
|
|
|
1141 |
case 'B':
|
|
|
1142 |
$val = $zthis->qstr($arrFields[$fname]);
|
|
|
1143 |
break;
|
|
|
1144 |
|
|
|
1145 |
case "D":
|
|
|
1146 |
$val = $zthis->DBDate($arrFields[$fname]);
|
|
|
1147 |
break;
|
|
|
1148 |
|
|
|
1149 |
case "T":
|
|
|
1150 |
$val = $zthis->DBTimeStamp($arrFields[$fname]);
|
|
|
1151 |
break;
|
|
|
1152 |
|
|
|
1153 |
case "N":
|
|
|
1154 |
$val = $arrFields[$fname];
|
|
|
1155 |
if (!is_numeric($val)) $val = str_replace(',', '.', (float)$val);
|
|
|
1156 |
break;
|
|
|
1157 |
|
|
|
1158 |
case "I":
|
|
|
1159 |
case "R":
|
|
|
1160 |
$val = $arrFields[$fname];
|
|
|
1161 |
if (!is_numeric($val)) $val = (integer) $val;
|
|
|
1162 |
break;
|
|
|
1163 |
|
|
|
1164 |
default:
|
|
|
1165 |
$val = str_replace(array("'"," ","("),"",$arrFields[$fname]); // basic sql injection defence
|
|
|
1166 |
if (empty($val)) $val = '0';
|
|
|
1167 |
break;
|
|
|
1168 |
}
|
|
|
1169 |
|
|
|
1170 |
if ($action == 'I') return $val . ", ";
|
|
|
1171 |
|
|
|
1172 |
return $fnameq . "=" . $val . ", ";
|
|
|
1173 |
}
|
|
|
1174 |
|
|
|
1175 |
|
|
|
1176 |
/**
|
|
|
1177 |
* Replaces standard _execute when debug mode is enabled
|
|
|
1178 |
*
|
|
|
1179 |
* @param ADOConnection $zthis An ADOConnection object
|
|
|
1180 |
* @param string|string[] $sql A string or array of SQL statements
|
|
|
1181 |
* @param string[]|null $inputarr An optional array of bind parameters
|
|
|
1182 |
*
|
|
|
1183 |
* @return handle|void A handle to the executed query
|
|
|
1184 |
*/
|
|
|
1185 |
function _adodb_debug_execute($zthis, $sql, $inputarr)
|
|
|
1186 |
{
|
|
|
1187 |
// Unpack the bind parameters
|
|
|
1188 |
$ss = '';
|
|
|
1189 |
if ($inputarr) {
|
|
|
1190 |
foreach ($inputarr as $kk => $vv) {
|
|
|
1191 |
if (is_string($vv) && strlen($vv) > 64) {
|
|
|
1192 |
$vv = substr($vv, 0, 64) . '...';
|
|
|
1193 |
}
|
|
|
1194 |
if (is_null($vv)) {
|
|
|
1195 |
$ss .= "($kk=>null) ";
|
|
|
1196 |
} else {
|
|
|
1197 |
if (is_array($vv)) {
|
|
|
1198 |
$vv = sprintf("Array Of Values: [%s]", implode(',', $vv));
|
|
|
1199 |
}
|
|
|
1200 |
$ss .= "($kk=>'$vv') ";
|
|
|
1201 |
}
|
|
|
1202 |
}
|
|
|
1203 |
$ss = "[ $ss ]";
|
|
|
1204 |
}
|
|
|
1205 |
|
|
|
1206 |
$sqlTxt = is_array($sql) ? $sql[0] : $sql;
|
|
|
1207 |
|
|
|
1208 |
// Remove newlines and tabs, compress repeating spaces
|
|
|
1209 |
$sqlTxt = preg_replace('/\s+/', ' ', $sqlTxt);
|
|
|
1210 |
|
|
|
1211 |
// check if running from browser or command-line
|
|
|
1212 |
$inBrowser = isset($_SERVER['HTTP_USER_AGENT']);
|
|
|
1213 |
|
|
|
1214 |
$myDatabaseType = $zthis->databaseType;
|
|
|
1215 |
if (!isset($zthis->dsnType)) {
|
|
|
1216 |
// Append the PDO driver name
|
|
|
1217 |
$myDatabaseType .= '-' . $zthis->dsnType;
|
|
|
1218 |
}
|
|
|
1219 |
|
|
|
1220 |
if ($inBrowser) {
|
|
|
1221 |
if ($ss) {
|
|
|
1222 |
// Default formatting for passed parameter
|
|
|
1223 |
$ss = sprintf('<code class="adodb-debug">%s</code>', htmlspecialchars($ss));
|
|
|
1224 |
}
|
|
|
1225 |
if ($zthis->debug === -1) {
|
|
|
1226 |
$outString = "<br class='adodb-debug'>(%s): %s %s<br class='adodb-debug'>";
|
|
|
1227 |
ADOConnection::outp(sprintf($outString, $myDatabaseType, htmlspecialchars($sqlTxt), $ss), false);
|
|
|
1228 |
} elseif ($zthis->debug !== -99) {
|
|
|
1229 |
$outString = "<hr class='adodb-debug'>(%s): %s %s<hr class='adodb-debug'>";
|
|
|
1230 |
ADOConnection::outp(sprintf($outString, $myDatabaseType, htmlspecialchars($sqlTxt), $ss), false);
|
|
|
1231 |
}
|
|
|
1232 |
} else {
|
|
|
1233 |
// CLI output
|
|
|
1234 |
if ($zthis->debug !== -99) {
|
|
|
1235 |
$outString = sprintf("%s\n%s\n %s %s \n%s\n", str_repeat('-', 78), $myDatabaseType, $sqlTxt, $ss, str_repeat('-', 78));
|
|
|
1236 |
ADOConnection::outp($outString, false);
|
|
|
1237 |
}
|
|
|
1238 |
}
|
|
|
1239 |
|
|
|
1240 |
// Now execute the query
|
|
|
1241 |
$qID = $zthis->_query($sql, $inputarr);
|
|
|
1242 |
|
|
|
1243 |
// Alexios Fakios notes that ErrorMsg() must be called before ErrorNo() for mssql
|
|
|
1244 |
// because ErrorNo() calls Execute('SELECT @ERROR'), causing recursion
|
|
|
1245 |
if ($zthis->databaseType == 'mssql') {
|
|
|
1246 |
// ErrorNo is a slow function call in mssql
|
|
|
1247 |
if ($emsg = $zthis->ErrorMsg()) {
|
|
|
1248 |
if ($err = $zthis->ErrorNo()) {
|
|
|
1249 |
if ($zthis->debug === -99) {
|
|
|
1250 |
ADOConnection::outp("<hr>\n($myDatabaseType): " . htmlspecialchars($sqlTxt) . " $ss\n<hr>\n", false);
|
|
|
1251 |
}
|
|
|
1252 |
|
|
|
1253 |
ADOConnection::outp($err . ': ' . $emsg);
|
|
|
1254 |
}
|
|
|
1255 |
}
|
|
|
1256 |
} else {
|
|
|
1257 |
if (!$qID) {
|
|
|
1258 |
// Statement execution has failed
|
|
|
1259 |
if ($zthis->debug === -99) {
|
|
|
1260 |
if ($inBrowser) {
|
|
|
1261 |
$outString = "<hr class='adodb-debug'>(%s): %s %s<hr class='adodb-debug'>";
|
|
|
1262 |
ADOConnection::outp(sprintf($outString, $myDatabaseType, htmlspecialchars($sqlTxt), $ss), false);
|
|
|
1263 |
} else {
|
|
|
1264 |
$outString = sprintf("%s\n%s\n %s %s \n%s\n",str_repeat('-',78),$myDatabaseType,$sqlTxt,$ss,str_repeat('-',78));
|
|
|
1265 |
ADOConnection::outp($outString, false);
|
|
|
1266 |
}
|
|
|
1267 |
}
|
|
|
1268 |
|
|
|
1269 |
// Send last error to output
|
|
|
1270 |
$errno = $zthis->ErrorNo();
|
|
|
1271 |
if ($errno) {
|
|
|
1272 |
ADOConnection::outp($errno . ': ' . $zthis->ErrorMsg());
|
|
|
1273 |
}
|
|
|
1274 |
}
|
|
|
1275 |
}
|
|
|
1276 |
|
|
|
1277 |
if ($qID === false || $zthis->debug === 99) {
|
|
|
1278 |
_adodb_backtrace();
|
|
|
1279 |
}
|
|
|
1280 |
return $qID;
|
|
|
1281 |
}
|
|
|
1282 |
|
|
|
1283 |
/**
|
|
|
1284 |
* Pretty print the debug_backtrace function
|
|
|
1285 |
*
|
|
|
1286 |
* @param string[]|bool $printOrArr Whether to print the result directly or return the result
|
|
|
1287 |
* @param int $maximumDepth The maximum depth of the array to traverse
|
|
|
1288 |
* @param int $elementsToIgnore The backtrace array indexes to ignore
|
|
|
1289 |
* @param null|bool $ishtml True if we are in a CGI environment, false for CLI,
|
|
|
1290 |
* null to auto detect
|
|
|
1291 |
*
|
|
|
1292 |
* @return string Formatted backtrace
|
|
|
1293 |
*/
|
|
|
1294 |
function _adodb_backtrace($printOrArr=true, $maximumDepth=9999, $elementsToIgnore=0, $ishtml=null)
|
|
|
1295 |
{
|
|
|
1296 |
if (!function_exists('debug_backtrace')) {
|
|
|
1297 |
return '';
|
|
|
1298 |
}
|
|
|
1299 |
|
|
|
1300 |
if ($ishtml === null) {
|
|
|
1301 |
// Auto determine if we in a CGI enviroment
|
|
|
1302 |
$html = (isset($_SERVER['HTTP_USER_AGENT']));
|
|
|
1303 |
} else {
|
|
|
1304 |
$html = $ishtml;
|
|
|
1305 |
}
|
|
|
1306 |
|
|
|
1307 |
$cgiString = "</font><font color=#808080 size=-1> %% line %4d, file: <a href=\"file:/%s\">%s</a></font>";
|
|
|
1308 |
$cliString = "%% line %4d, file: %s";
|
|
|
1309 |
$fmt = ($html) ? $cgiString : $cliString;
|
|
|
1310 |
|
|
|
1311 |
$MAXSTRLEN = 128;
|
|
|
1312 |
|
|
|
1313 |
$s = ($html) ? '<pre align=left>' : '';
|
|
|
1314 |
|
|
|
1315 |
if (is_array($printOrArr)) {
|
|
|
1316 |
$traceArr = $printOrArr;
|
|
|
1317 |
} else {
|
|
|
1318 |
$traceArr = debug_backtrace();
|
|
|
1319 |
}
|
|
|
1320 |
|
|
|
1321 |
// Remove first 2 elements that just show calls to adodb_backtrace
|
|
|
1322 |
array_shift($traceArr);
|
|
|
1323 |
array_shift($traceArr);
|
|
|
1324 |
|
|
|
1325 |
// We want last element to have no indent
|
|
|
1326 |
$tabs = sizeof($traceArr) - 1;
|
|
|
1327 |
|
|
|
1328 |
foreach ($traceArr as $arr) {
|
|
|
1329 |
if ($elementsToIgnore) {
|
|
|
1330 |
// Ignore array element at start of array
|
|
|
1331 |
$elementsToIgnore--;
|
|
|
1332 |
$tabs--;
|
|
|
1333 |
continue;
|
|
|
1334 |
}
|
|
|
1335 |
$maximumDepth--;
|
|
|
1336 |
if ($maximumDepth < 0) {
|
|
|
1337 |
break;
|
|
|
1338 |
}
|
|
|
1339 |
|
|
|
1340 |
$args = array();
|
|
|
1341 |
|
|
|
1342 |
if ($tabs) {
|
|
|
1343 |
$s .= str_repeat($html ? ' ' : "\t", $tabs);
|
|
|
1344 |
$tabs--;
|
|
|
1345 |
}
|
|
|
1346 |
if ($html) {
|
|
|
1347 |
$s .= '<font face="Courier New,Courier">';
|
|
|
1348 |
}
|
|
|
1349 |
|
|
|
1350 |
if (isset($arr['class'])) {
|
|
|
1351 |
$s .= $arr['class'] . '.';
|
|
|
1352 |
}
|
|
|
1353 |
|
|
|
1354 |
if (isset($arr['args'])) {
|
|
|
1355 |
foreach ($arr['args'] as $v) {
|
|
|
1356 |
if (is_null($v)) {
|
|
|
1357 |
$args[] = 'null';
|
|
|
1358 |
} elseif (is_array($v)) {
|
|
|
1359 |
$args[] = 'Array[' . sizeof($v) . ']';
|
|
|
1360 |
} elseif (is_object($v)) {
|
|
|
1361 |
$args[] = 'Object:' . get_class($v);
|
|
|
1362 |
} elseif (is_bool($v)) {
|
|
|
1363 |
$args[] = $v ? 'true' : 'false';
|
|
|
1364 |
} else {
|
|
|
1365 |
$v = (string)@$v;
|
|
|
1366 |
// Truncate
|
|
|
1367 |
$v = substr($v, 0, $MAXSTRLEN);
|
|
|
1368 |
// Remove newlines and tabs, compress repeating spaces
|
|
|
1369 |
$v = preg_replace('/\s+/', ' ', $v);
|
|
|
1370 |
// Convert htmlchars (not sure why we do this in CLI)
|
|
|
1371 |
$str = htmlspecialchars($v);
|
|
|
1372 |
|
|
|
1373 |
if (strlen($v) > $MAXSTRLEN) {
|
|
|
1374 |
$str .= '...';
|
|
|
1375 |
}
|
|
|
1376 |
|
|
|
1377 |
$args[] = $str;
|
|
|
1378 |
}
|
|
|
1379 |
}
|
|
|
1380 |
}
|
|
|
1381 |
$s .= $arr['function'] . '(' . implode(', ', $args) . ')';
|
|
|
1382 |
$s .= @sprintf($fmt, $arr['line'], $arr['file'], basename($arr['file']));
|
|
|
1383 |
$s .= "\n";
|
|
|
1384 |
}
|
|
|
1385 |
if ($html) {
|
|
|
1386 |
$s .= '</pre>';
|
|
|
1387 |
}
|
|
|
1388 |
if ($printOrArr) {
|
| 1441 |
ariadna |
1389 |
ADOConnection::outp($s);
|
| 1 |
efrain |
1390 |
}
|
|
|
1391 |
|
|
|
1392 |
return $s;
|
|
|
1393 |
}
|