$value)
$new_array[strtoupper($key)] = $value;
return $new_array;
}
return $an_array;
}
// Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM
function _adodb_getmenu(&$zthis, $name,$defstr='',$blank1stItem=true,$multiple=false,
$size=0, $selectAttr='',$compareFields0=true)
{
$hasvalue = false;
if ($multiple or is_array($defstr)) {
if ($size==0) $size=5;
$attr = " multiple size=$size";
if (!strpos($name,'[]')) $name .= '[]';
} else if ($size) $attr = " size=$size";
else $attr ='';
$s = "\n";
}
/*
Count the number of records this sql statement will return by using
query rewriting techniques...
Does not work with UNIONs.
*/
function _adodb_getcount(&$zthis, $sql,$inputarr=false,$secs2cache=0)
{
if (preg_match("/^\s*SELECT\s+DISTINCT/i", $sql) || preg_match('/\s+GROUP\s+BY\s+/is',$sql)) {
// 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') {
$rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$sql);
$rewritesql = "SELECT COUNT(*) FROM ($rewritesql)";
} else if ( $zthis->databaseType == 'postgres' || $zthis->databaseType == 'postgres7') {
$info = $zthis->ServerInfo();
if (substr($info['version'],0,3) >= 7.1) { // good till version 999
$rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$sql);
$rewritesql = "SELECT COUNT(*) FROM ($rewritesql) _ADODB_ALIAS_";
}
}
} 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!
$rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$rewritesql);
}
if (isset($rewritesql) && $rewritesql != $sql) {
if ($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...
$rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$sql);
$rstest = &$zthis->Execute($rewritesql);
if ($rstest) {
$qryRecs = $rstest->RecordCount();
if ($qryRecs == -1) {
// some databases will return -1 on MoveLast() - change to MoveNext()
while(!$rstest->EOF) {
$rstest->MoveNext();
}
$qryRecs = $rstest->_currentRow;
}
$rstest->Close();
if ($qryRecs == -1) return 0;
}
return $qryRecs;
}
/*
Code originally from "Cornel G"
This code will not work with SQL that has UNION in it
Also if you are using CachePageExecute(), there is a strong possibility that
data will get out of synch. use CachePageExecute() only with tables that
rarely change.
*/
function &_adodb_pageexecute_all_rows(&$zthis, $sql, $nrows, $page,
$inputarr=false, $arg3=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 = $qryRecs;
// If page number <= 1, then we are at the first page
if (!isset($page) || $page <= 1) {
$page = 1;
$atfirstpage = true;
}
// ***** 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;
}
// We get the data we want
$offset = $nrows * ($page-1);
if ($secs2cache > 0)
$rsreturn = &$zthis->CacheSelectLimit($secs2cache, $sql, $nrows, $offset, $inputarr, $arg3);
else
$rsreturn = &$zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $arg3, $secs2cache);
// Before returning the RecordSet, we set the pagination properties we need
if ($rsreturn) {
$rsreturn->_maxRecordCount = $qryRecs;
$rsreturn->rowsPerPage = $nrows;
$rsreturn->AbsolutePage($page);
$rsreturn->AtFirstPage($atfirstpage);
$rsreturn->AtLastPage($atlastpage);
$rsreturn->LastPageNo($lastpageno);
}
return $rsreturn;
}
// Iván Oliva version
function &_adodb_pageexecute_no_last_page(&$zthis, $sql, $nrows, $page, $inputarr=false, $arg3=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, $arg3);
else $rstest = &$zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $arg3, $secs2cache);
if ($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, $arg3);
else $rstest = &$zthis->SelectLimit($sql, $nrows, $pagecounteroffset, $inputarr, $arg3, $secs2cache);
}
if ($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, $arg3);
else $rsreturn = &$zthis->SelectLimit($sql, $nrows, $offset, $inputarr, $arg3, $secs2cache);
// Before returning the RecordSet, we set the pagination properties we need
if ($rsreturn) {
$rsreturn->rowsPerPage = $nrows;
$rsreturn->AbsolutePage($page);
$rsreturn->AtFirstPage($atfirstpage);
$rsreturn->AtLastPage($atlastpage);
}
return $rsreturn;
}
function _adodb_getupdatesql(&$zthis,&$rs, $arrFields,$forceUpdate=false,$magicq=false)
{
if (!$rs) {
printf(ADODB_BAD_RS,'GetUpdateSQL');
return false;
}
$fieldUpdatedCount = 0;
$arrFields = _array_change_key_case($arrFields);
// Get the table name from the existing query.
preg_match("/FROM\s+".ADODB_TABLE_REGEX."/i", $rs->sql, $tableName);
// Get the full where clause excluding the word "WHERE" from
// the existing query.
preg_match('/\sWHERE\s(.*)/i', $rs->sql, $whereClause);
$discard = false;
// not a good hack, improvements?
if ($whereClause)
preg_match('/\s(LIMIT\s.*)/i', $whereClause[1], $discard);
if ($discard)
$whereClause[1] = substr($whereClause[1], 0, strlen($whereClause[1]) - strlen($discard[1]));
// updateSQL will contain the full update query when all
// processing has completed.
$updateSQL = "UPDATE " . $tableName[1] . " SET ";
$hasnumeric = isset($rs->fields[0]);
// 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 (isset($arrFields[$upperfname])) {
// 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.
$val = ($hasnumeric) ? $rs->fields[$i] : $rs->fields[$upperfname];
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
$mt = $rs->MetaType($field->type);
// "mike" patch and "Ryan Bailey"
//PostgreSQL uses a 't' or 'f' and therefore needs to be processed as a string ('C') type field.
if ((substr($zthis->databaseType,0,8) == "postgres") && ($mt == "L")) $mt = "C";
// is_null requires php 4.0.4
if (/*is_null($arrFields[$fieldname]) ||*/ $arrFields[$upperfname] === 'null')
$updateSQL .= $field->name . " = null, ";
else
switch($mt) {
case 'null':
case "C":
case "X":
case 'B':
$updateSQL .= $field->name . " = " . $zthis->qstr($arrFields[$upperfname],$magicq) . ", ";
break;
case "D":
$updateSQL .= $field->name . " = " . $zthis->DBDate($arrFields[$upperfname]) . ", ";
break;
case "T":
$updateSQL .= $field->name . " = " . $zthis->DBTimeStamp($arrFields[$upperfname]) . ", ";
break;
default:
$updateSQL .= $field->name . " = " . (float) $arrFields[$upperfname] . ", ";
break;
};
};
};
};
// If there were any modified fields then build the rest of the update query.
if ($fieldUpdatedCount > 0 || $forceUpdate) {
// Strip off the comma and space on the end of the update query.
$updateSQL = substr($updateSQL, 0, -2);
// If the recordset has a where clause then use that same where clause
// for the update.
if ($whereClause[1]) $updateSQL .= " WHERE " . $whereClause[1];
return $updateSQL;
} else {
return false;
};
}
function _adodb_getinsertsql(&$zthis,&$rs,$arrFields,$magicq=false)
{
$values = '';
$fields = '';
$arrFields = _array_change_key_case($arrFields);
if (!$rs) {
printf(ADODB_BAD_RS,'GetInsertSQL');
return false;
}
$fieldInsertedCount = 0;
// Get the table name from the existing query.
preg_match("/FROM\s+".ADODB_TABLE_REGEX."/i", $rs->sql, $tableName);
// Loop through all of the fields in the recordset
for ($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 (isset($arrFields[$upperfname])) {
// Set the counter for the number of fields that will be inserted.
$fieldInsertedCount++;
// Get the name of the fields to insert
$fields .= $field->name . ", ";
$mt = $rs->MetaType($field->type);
// "mike" patch and "Ryan Bailey"
//PostgreSQL uses a 't' or 'f' and therefore needs to be processed as a string ('C') type field.
if ((substr($zthis->databaseType,0,8) == "postgres") && ($mt == "L")) $mt = "C";
// Based on the datatype of the field
// Format the value properly for the database
if (/*is_null($arrFields[$fieldname]) ||*/ $arrFields[$upperfname] === 'null')
$values .= "null, ";
else
switch($mt) {
case "C":
case "X":
case 'B':
$values .= $zthis->qstr($arrFields[$upperfname],$magicq) . ", ";
break;
case "D":
$values .= $zthis->DBDate($arrFields[$upperfname]) . ", ";
break;
case "T":
$values .= $zthis->DBTimeStamp($arrFields[$upperfname]) . ", ";
break;
default:
$values .= (float) $arrFields[$upperfname] . ", ";
break;
};
};
};
// If there were any inserted fields then build the rest of the insert query.
if ($fieldInsertedCount > 0) {
// 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.
$insertSQL = "INSERT INTO " . $tableName[1] . " ( $fields ) VALUES ( $values )";
return $insertSQL;
} else {
return false;
};
}
?>