--- /dev/null
+<?php
+
+class ricoXmlResponse {
+
+ // public properties
+ var $orderByRef;
+ var $sendDebugMsgs;
+ var $readAllRows; // always return the total number of rows? (if true, the user will always see the total number of rows, but there is a small performance hit)
+ var $convertCharSet; // set to true if database is ISO-8859-1 encoded, false if UTF-8
+ var $AllRowsMax; // max # of rows to send if numrows=-1
+
+ // private properties
+ var $objDB;
+ var $eof;
+ var $oParse;
+ var $sqltext;
+ var $arParams;
+ var $allParams;
+ var $condType;
+
+ function ricoXmlResponse() {
+ if (is_object($GLOBALS['oDB'])) {
+ $this->objDB=$GLOBALS['oDB']; // use oDB global as database connection, if it exists
+ }
+ $this->orderByRef=false;
+ $this->sendDebugMsgs=false;
+ $this->readAllRows=true; // has no effect on SQL Server 2005, Oracle, and MySQL because they use Query2xmlRaw_Limit()
+ $this->convertCharSet=false;
+ $this->AllRowsMax=1999;
+ }
+
+ // All Oracle and SQL Server 2005 queries *must* have an ORDER BY clause
+ // "as" clauses are now ok
+ // If numrows < 0, then retrieve all rows
+
+ function Query2xml($sqlselect, $offset, $numrows, $gettotal, $filters=array()) {
+ if ($numrows >= 0) {
+ $Dialect=$this->objDB->Dialect;
+ } else {
+ $numrows=$this->AllRowsMax;
+ $Dialect=""; // don't use limit query
+ }
+ if ($this->sendDebugMsgs) {
+ echo "\n<debug>Query2xml: SQL Dialect=".htmlspecialchars($Dialect)."</debug>";
+ echo "\n<debug>Query2xml: numrows=".$numrows."</debug>";
+ echo "\n<debug>Query2xml: resource type=".get_resource_type($this->objDB->dbMain)."</debug>";
+ }
+ switch ($this->objDB->Dialect) {
+ case "MySQL": $this->orderByRef=true; break;
+ }
+ $this->arParams=array('H'=>array(), 'W'=>array());
+ $this->oParse= new sqlParse();
+ $this->oParse->ParseSelect($sqlselect);
+ $this->ApplyQStringParms($filters);
+ $this->allParams=array_merge($this->arParams['W'],$this->arParams['H']);
+ echo "\n<rows update_ui='true' offset='".$offset."'>";
+ switch ($Dialect) {
+
+ case "TSQL":
+ $this->objDB->SingleRecordQuery("select @@VERSION", $version);
+ if (strtoupper(substr($sqlselect,0,7))!="SELECT ") {
+ $this->allParams=array();
+ $totcnt=$this->Query2xmlRaw($sqlselect, $offset, $numrows);
+ }
+ else if (preg_match("/SQL Server 200(5|8)/i",$version[0])) {
+ $this->sqltext=$this->UnparseWithRowNumber($offset, $numrows + 1, true);
+ $totcnt=$this->Query2xmlRaw_Limit($this->sqltext, $offset, $numrows, 1);
+ }
+ else {
+ $this->sqltext=$this->oParse->UnparseSelect();
+ $totcnt=$this->Query2xmlRaw($this->sqltext, $offset, $numrows);
+ }
+ break;
+
+ case "Oracle":
+ $this->sqltext=$this->UnparseWithRowNumber($offset, $numrows + 1, false);
+ $totcnt=$this->Query2xmlRaw_Limit($this->sqltext, $offset, $numrows, 1);
+ break;
+
+ case "MySQL":
+ $this->sqltext=$this->oParse->UnparseSelect()." LIMIT ".$offset.",".($numrows + 1);
+ $totcnt=$this->Query2xmlRaw_Limit($this->sqltext, $offset, $numrows, 0);
+ break;
+
+ default:
+ $this->sqltext=$this->oParse->UnparseSelect();
+ $totcnt=$this->Query2xmlRaw($this->sqltext, $offset, $numrows);
+ break;
+ }
+ echo "\n</rows>";
+ if ($this->sendDebugMsgs) {
+ echo "\n<debug>origQuery=".htmlspecialchars($sqlselect)."</debug>";
+ echo "\n<debug>execQuery=".htmlspecialchars($this->objDB->db->lastQuery)."</debug>";
+ }
+ if (!$this->eof && $gettotal) {
+ $totcnt=$this->getTotalRowCount();
+ if ($this->sendDebugMsgs) {
+ echo "\n<debug>cntQuery=".htmlspecialchars($this->objDB->db->lastQuery)."</debug>";
+ }
+ }
+ if ($this->eof) {
+ echo "\n<rowcount>".$totcnt."</rowcount>";
+ }
+ $this->oParse=NULL;
+ return $totcnt;
+ }
+
+
+ function Query2xmlDistinct($sqlselect, $colnum, $numrows, $filters=array()) {
+ if ($numrows < 0) $numrows=$this->AllRowsMax;
+ $this->arParams=array('H'=>array(), 'W'=>array());
+ $this->oParse= new sqlParse();
+ $this->oParse->ParseSelect($sqlselect);
+ $this->ApplyQStringParms($filters);
+ $this->allParams=array_merge($this->arParams['W'],$this->arParams['H']);
+ echo "\n<rows update_ui='true' offset='0' distinct='" . $colnum . "'>";
+ $this->sqltext=$this->oParse->UnparseDistinctColumn($colnum);
+ $totcnt=$this->Query2xmlRaw($this->sqltext, 0, $numrows);
+ echo "\n</rows>";
+ if ($this->sendDebugMsgs) {
+ echo "\n<debug>origQuery=".htmlspecialchars($sqlselect)."</debug>";
+ echo "\n<debug>execQuery=".htmlspecialchars($this->objDB->db->lastQuery)."</debug>";
+ }
+ $this->oParse=NULL;
+ }
+
+
+ // Tested ok with SQL Server 2005, MySQL, and Oracle
+ function getTotalRowCount() {
+ $countSql="SELECT ".$this->oParse->UnparseColumnList()." FROM ".$this->oParse->FromClause;
+ if (!empty($this->oParse->WhereClause)) {
+ $countSql.=" WHERE ".$this->oParse->WhereClause;
+ }
+ if (is_array($this->oParse->arGroupBy)) {
+ if (count($this->oParse->arGroupBy) > 0) {
+ $countSql.=" GROUP BY ".implode(",",$this->oParse->arGroupBy);
+ }
+ }
+ if (!empty($this->oParse->HavingClause)) {
+ $countSql.=" HAVING ".$this->oParse->HavingClause;
+ }
+ $countSql="SELECT COUNT(*) FROM (".$countSql.")";
+ if ($this->objDB->Dialect != "Oracle") {
+ $countSql.=" AS rico_Main";
+ }
+ if (count($this->allParams)>0) {
+ $rsMain=$this->objDB->RunParamQuery($countSql,$this->allParams);
+ } else {
+ $rsMain=$this->objDB->RunQuery($countSql);
+ }
+ if (!$rsMain) {
+ echo "\n<debug>getTotalRowCount: rsMain is null</debug>";
+ return;
+ }
+ if (!$this->objDB->db->FetchArray($rsMain,$a)) return;
+ $this->objDB->rsClose($rsMain);
+ $this->eof=true;
+ return $a[0];
+ }
+
+
+ function UnparseWithRowNumber($offset, $numrows, $includeAS) {
+ if (is_array($this->oParse->arOrderBy)) {
+ if (count($this->oParse->arOrderBy) > 0) {
+ $strOrderBy=implode(",",$this->oParse->arOrderBy);
+ }
+ }
+ if (empty($strOrderBy) && !preg_match("/\bjoin\b/",$this->oParse->FromClause)) {
+ // order by clause should be included in main sql select statement
+ // However, if it isn't, then use primary key as sort - assuming FromClause is a simple table name
+ $strOrderBy=$this->objDB->PrimaryKey($this->oParse->FromClause);
+ }
+ $unparseText="SELECT ROW_NUMBER() OVER (ORDER BY ".$strOrderBy.") AS rico_rownum,";
+ $unparseText.=$this->oParse->UnparseColumnList()." FROM ".$this->oParse->FromClause;
+ if (!empty($this->oParse->WhereClause)) {
+ $unparseText.=" WHERE ".$this->oParse->WhereClause;
+ }
+ if (is_array($this->oParse->arGroupBy)) {
+ if (count($this->oParse->arGroupBy) > 0) {
+ $unparseText.=" GROUP BY ".implode(",",$this->oParse->arGroupBy);
+ }
+ }
+ if (!empty($this->oParse->HavingClause)) {
+ $unparseText.=" HAVING ".$this->oParse->HavingClause;
+ }
+ $unparseText="SELECT * FROM (".$unparseText.")";
+ if ($includeAS) {
+ $unparseText.=" AS rico_Main";
+ }
+ $unparseText.=" WHERE rico_rownum > ".$offset." AND rico_rownum <= ".($offset + $numrows);
+ return $unparseText;
+ }
+
+ function Query2xmlRaw($rawsqltext, $offset, $numrows) {
+ if (count($this->allParams)>0) {
+ $rsMain=$this->objDB->RunParamQuery($rawsqltext,$this->allParams);
+ } else {
+ $rsMain=$this->objDB->RunQuery($rawsqltext);
+ }
+ if (!$rsMain) {
+ echo "\n<debug>Query2xmlRaw: rsMain is null - ".htmlspecialchars(odbc_error())."</debug>";
+ return;
+ }
+
+ $colcnt = $this->objDB->db->NumFields($rsMain);
+ $totcnt = $this->objDB->db->NumRows($rsMain);
+ //echo "<debug>Query2xmlRaw: NumRows=$totcnt</debug>";
+ if ($offset < $totcnt || $totcnt==-1)
+ {
+ $rowcnt=0;
+ $this->objDB->db->Seek($rsMain,$offset);
+ while(($this->objDB->db->FetchRow($rsMain,$row)) && $rowcnt < $numrows)
+ {
+ $rowcnt++;
+ print "\n<tr>";
+ for ($i=0; $i < $colcnt; $i++)
+ print $this->XmlStringCell($row[$i]);
+ print "</tr>";
+ }
+ if ($totcnt < 0) {
+ $totcnt=$offset+$rowcnt;
+ while($this->objDB->db->FetchRow($rsMain,$row))
+ $totcnt++;
+ }
+ }
+ else
+ {
+ $totcnt=$offset;
+ }
+ $this->objDB->rsClose($rsMain);
+ $this->eof=true;
+ return $totcnt;
+ }
+
+ function Query2xmlRaw_Limit($rawsqltext, $offset, $numrows, $firstcol) {
+ if (count($this->allParams)>0) {
+ $rsMain=$this->objDB->RunParamQuery($rawsqltext,$this->allParams);
+ } else {
+ $rsMain=$this->objDB->RunQuery($rawsqltext);
+ }
+ if ($this->objDB->db->HasError()) echo "<error>" . $this->objDB->db->ErrorMsg() . "</error>";
+ $totcnt=$offset;
+ $this->eof=true;
+ if (!$rsMain) {
+ echo "<debug>Query2xmlRaw_Limit: rsMain is null</debug>";
+ return;
+ }
+ $colcnt = $this->objDB->db->NumFields($rsMain);
+ $rowcnt=0;
+ while(($this->objDB->db->FetchRow($rsMain,$row)) && $rowcnt < $numrows)
+ {
+ $rowcnt++;
+ print "\n<tr>";
+ for ($i=$firstcol; $i < $colcnt; $i++)
+ print $this->XmlStringCell($row[$i]);
+ print "</tr>";
+ }
+ $totcnt+=$rowcnt;
+ $this->eof=($rowcnt < $numrows);
+ $this->objDB->rsClose($rsMain);
+ return $totcnt;
+ }
+
+ function SetDbConn(&$dbcls) {
+ $this->objDB=&$dbcls;
+ }
+
+ function PushParam($newvalue) {
+ $parm=$this->convertCharSet ? utf8_decode($newvalue) : $newvalue;
+ if (get_magic_quotes_gpc()) $parm=stripslashes($parm);
+ array_push($this->arParams[$this->condType], $parm);
+ if ($this->sendDebugMsgs) {
+ echo "\n<debug>".$this->condType." param=".htmlspecialchars($parm)."</debug>";
+ }
+ }
+
+ function setCondType($selectItem) {
+ $this->condType=(preg_match("/\bmin\(|\bmax\(|\bsum\(|\bcount\(/i",$selectItem) && !preg_match("/\bselect\b/i",$selectItem)) ? 'H' : 'W';
+ }
+
+ function addCondition($newfilter) {
+ switch ($this->condType) {
+ case 'H': $this->oParse->AddHavingCondition($newfilter); break;
+ case 'W': $this->oParse->AddWhereCondition($newfilter); break;
+ }
+ }
+
+ function ApplyQStringParms($filters) {
+ foreach($_GET as $qs => $value) {
+ $prefix=substr($qs,0,1);
+ switch ($prefix) {
+
+ // user-invoked condition
+ case "w":
+ case "h":
+ $i=substr($qs,1);
+ if (!is_numeric($i)) break;
+ $i=intval($i);
+ if ($i<0 || $i>=count($filters)) break;
+ $newfilter=$filters[$i];
+ $this->condType=strtoupper($prefix);
+
+ $j=strpos($newfilter," in (?)");
+ if ($j !== false) {
+ $a=explode(",", $value);
+ for ($i=0; $i < count($a); $i++) {
+ $this->PushParam($a[$i]);
+ $a[$i]="?";
+ }
+ $newfilter=substr($newfilter,0,$j+4) . implode(",",$a) . substr($newfilter,$j+5);
+ } elseif (strpos($newfilter,"?") !== false) {
+ $this->PushParam($value);
+ }
+
+ $this->addCondition($newfilter);
+ break;
+
+ // sort
+ case "s":
+ $i=substr($qs,1);
+ if (!is_numeric($i)) break;
+ $i=intval($i);
+ if ($i<0 || $i>=count($this->oParse->arSelList)) break;
+ $value=strtoupper(substr($value,0,4));
+ if (!in_array($value,array('ASC','DESC'))) $value="ASC";
+ if ($this->orderByRef)
+ $this->oParse->AddSort(($i + 1)." ".$value);
+ else
+ $this->oParse->AddSort($this->oParse->arSelList[$i]." ".$value);
+ break;
+
+ // user-supplied filter
+ case "f":
+ //print_r($value);
+ foreach($value as $i => $filter) {
+ if ($i<0 || $i>=count($this->oParse->arSelList)) break;
+ $newfilter=$this->oParse->arSelList[$i];
+ $this->setCondType($newfilter);
+ switch ($filter['op']) {
+ case "EQ":
+ if ($filter[0]=="") {
+ if ($this->objDB->Dialect=="Access") {
+ $newfilter="iif(IsNull(" . $newfilter . "),''," . $newfilter . ")";
+ } else {
+ $newfilter="coalesce(" . $newfilter . ",'')";
+ }
+ }
+ $newfilter.="=?";
+ $this->PushParam($filter[0]);
+ break;
+ case "LE":
+ $newfilter.="<=?";
+ $this->PushParam($filter[0]);
+ break;
+ case "GE":
+ $newfilter.=">=?";
+ $this->PushParam($filter[0]);
+ break;
+ case "NULL": $newfilter.=" is null"; break;
+ case "NOTNULL": $newfilter.=" is not null"; break;
+ case "LIKE":
+ $newfilter.=" LIKE ?";
+ $this->PushParam(str_replace("*",$this->objDB->Wildcard,$filter[0]));
+ break;
+ case "NE":
+ $flen=$filter['len'];
+ if (!is_numeric($flen)) break;
+ $flen=intval($flen);
+ $newfilter.=" NOT IN (";
+ for ($j=0; $j<$flen; $j++) {
+ if ($j > 0) $newfilter.=",";
+ $newfilter.='?';
+ $this->PushParam($filter[$j]);
+ }
+ $newfilter.=")";
+ break;
+ }
+ $this->addCondition($newfilter);
+ }
+ break;
+ }
+ }
+ }
+
+ function XmlStringCell($value) {
+ if (!isset($value)) {
+ $result="";
+ }
+ else {
+ if ($this->convertCharSet) $value=utf8_encode($value);
+ $result=htmlspecialchars($value, ENT_COMPAT, 'UTF-8');
+ }
+ return "<td>".$result."</td>";
+ }
+
+ // for the root node, parentID should "" (empty string)
+ // containerORleaf: L/zero (leaf), C/non-zero (container)
+ // selectable: 0->not selectable, 1->selectable
+ function WriteTreeRow($parentID, $ID, $description, $containerORleaf, $selectable) {
+ echo "\n<tr>";
+ echo $this->XmlStringCell($parentID);
+ echo $this->XmlStringCell($ID);
+ echo $this->XmlStringCell($description);
+ echo $this->XmlStringCell($containerORleaf);
+ echo $this->XmlStringCell($selectable);
+ echo "</tr>";
+ }
+
+}
+
+?>
+