diff options
Diffstat (limited to 'framework/3rdParty/adodb/adodb-lib.inc.php')
-rw-r--r-- | framework/3rdParty/adodb/adodb-lib.inc.php | 1021 |
1 files changed, 1021 insertions, 0 deletions
diff --git a/framework/3rdParty/adodb/adodb-lib.inc.php b/framework/3rdParty/adodb/adodb-lib.inc.php new file mode 100644 index 00000000..cb14c936 --- /dev/null +++ b/framework/3rdParty/adodb/adodb-lib.inc.php @@ -0,0 +1,1021 @@ +<?php + +// security - hide paths +if (!defined('ADODB_DIR')) die(); + +global $ADODB_INCLUDED_LIB; +$ADODB_INCLUDED_LIB = 1; + +/* + @version V4.81 3 May 2006 (c) 2000-2006 John Lim (jlim\@natsoft.com.my). All rights reserved. + Released under both BSD license and Lesser GPL library license. + Whenever there is any discrepancy between the two licenses, + the BSD license will take precedence. See License.txt. + Set tabs to 4 for best viewing. + + Less commonly used functions are placed here to reduce size of adodb.inc.php. +*/ + + +// Force key to upper. +// See also http://www.php.net/manual/en/function.array-change-key-case.php +function _array_change_key_case($an_array) +{ + if (is_array($an_array)) { + $new_array = array(); + foreach($an_array as $key=>$value) + $new_array[strtoupper($key)] = $value; + + return $new_array; + } + + return $an_array; +} + +function _adodb_replace(&$zthis, $table, $fieldArray, $keyCol, $autoQuote, $has_autoinc) +{ + if (count($fieldArray) == 0) return 0; + $first = true; + $uSet = ''; + + if (!is_array($keyCol)) { + $keyCol = array($keyCol); + } + foreach($fieldArray as $k => $v) { + if ($autoQuote && !is_numeric($v) and strncmp($v,"'",1) !== 0 and strcasecmp($v,'null')!=0) { + $v = $zthis->qstr($v); + $fieldArray[$k] = $v; + } + if (in_array($k,$keyCol)) continue; // skip UPDATE if is key + + if ($first) { + $first = false; + $uSet = "$k=$v"; + } else + $uSet .= ",$k=$v"; + } + + $where = false; + foreach ($keyCol as $v) { + if (isset($fieldArray[$v])) { + if ($where) $where .= ' and '.$v.'='.$fieldArray[$v]; + else $where = $v.'='.$fieldArray[$v]; + } + } + + if ($uSet && $where) { + $update = "UPDATE $table SET $uSet WHERE $where"; + + $rs = $zthis->Execute($update); + + + if ($rs) { + if ($zthis->poorAffectedRows) { + /* + The Select count(*) wipes out any errors that the update would have returned. + http://phplens.com/lens/lensforum/msgs.php?id=5696 + */ + if ($zthis->ErrorNo()<>0) return 0; + + # affected_rows == 0 if update field values identical to old values + # for mysql - which is silly. + + $cnt = $zthis->GetOne("select count(*) from $table where $where"); + if ($cnt > 0) return 1; // record already exists + } else { + if (($zthis->Affected_Rows()>0)) return 1; + } + } else + return 0; + } + + // print "<p>Error=".$this->ErrorNo().'<p>'; + $first = true; + foreach($fieldArray as $k => $v) { + if ($has_autoinc && in_array($k,$keyCol)) continue; // skip autoinc col + + if ($first) { + $first = false; + $iCols = "$k"; + $iVals = "$v"; + } else { + $iCols .= ",$k"; + $iVals .= ",$v"; + } + } + $insert = "INSERT INTO $table ($iCols) VALUES ($iVals)"; + $rs = $zthis->Execute($insert); + return ($rs) ? 2 : 0; +} + +// 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 =''; + + $s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>'; + if ($blank1stItem) + if (is_string($blank1stItem)) { + $barr = explode(':',$blank1stItem); + if (sizeof($barr) == 1) $barr[] = ''; + $s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>"; + } else $s .= "\n<option></option>"; + + if ($zthis->FieldCount() > 1) $hasvalue=true; + else $compareFields0 = true; + + $value = ''; + $optgroup = null; + $firstgroup = true; + $fieldsize = $zthis->FieldCount(); + while(!$zthis->EOF) { + $zval = rtrim(reset($zthis->fields)); + + if ($blank1stItem && $zval=="") { + $zthis->MoveNext(); + continue; + } + + if ($fieldsize > 1) { + if (isset($zthis->fields[1])) + $zval2 = rtrim($zthis->fields[1]); + else + $zval2 = rtrim(next($zthis->fields)); + } + $selected = ($compareFields0) ? $zval : $zval2; + + $group = ''; + if ($fieldsize > 2) { + $group = rtrim($zthis->fields[2]); + } + + if ($optgroup != $group) { + $optgroup = $group; + if ($firstgroup) { + $firstgroup = false; + $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; + } else { + $s .="\n</optgroup>"; + $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; + } + } + + if ($hasvalue) + $value = " value='".htmlspecialchars($zval2)."'"; + + if (is_array($defstr)) { + + if (in_array($selected,$defstr)) + $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; + else + $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; + } + else { + if (strcasecmp($selected,$defstr)==0) + $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; + else + $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; + } + $zthis->MoveNext(); + } // while + + // closing last optgroup + if($optgroup != null) { + $s .= "\n</optgroup>"; + } + return $s ."\n</select>\n"; +} + +// Requires $ADODB_FETCH_MODE = ADODB_FETCH_NUM +function _adodb_getmenu_gp(&$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 =''; + + $s = '<select name="'.$name.'"'.$attr.' '.$selectAttr.'>'; + if ($blank1stItem) + if (is_string($blank1stItem)) { + $barr = explode(':',$blank1stItem); + if (sizeof($barr) == 1) $barr[] = ''; + $s .= "\n<option value=\"".$barr[0]."\">".$barr[1]."</option>"; + } else $s .= "\n<option></option>"; + + if ($zthis->FieldCount() > 1) $hasvalue=true; + else $compareFields0 = true; + + $value = ''; + $optgroup = null; + $firstgroup = true; + $fieldsize = sizeof($zthis->fields); + while(!$zthis->EOF) { + $zval = rtrim(reset($zthis->fields)); + + if ($blank1stItem && $zval=="") { + $zthis->MoveNext(); + continue; + } + + if ($fieldsize > 1) { + if (isset($zthis->fields[1])) + $zval2 = rtrim($zthis->fields[1]); + else + $zval2 = rtrim(next($zthis->fields)); + } + $selected = ($compareFields0) ? $zval : $zval2; + + $group = ''; + if (isset($zthis->fields[2])) { + $group = rtrim($zthis->fields[2]); + } + + if ($optgroup != $group) { + $optgroup = $group; + if ($firstgroup) { + $firstgroup = false; + $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; + } else { + $s .="\n</optgroup>"; + $s .="\n<optgroup label='". htmlspecialchars($group) ."'>"; + } + } + + if ($hasvalue) + $value = " value='".htmlspecialchars($zval2)."'"; + + if (is_array($defstr)) { + + if (in_array($selected,$defstr)) + $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; + else + $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; + } + else { + if (strcasecmp($selected,$defstr)==0) + $s .= "\n<option selected='selected'$value>".htmlspecialchars($zval).'</option>'; + else + $s .= "\n<option".$value.'>'.htmlspecialchars($zval).'</option>'; + } + $zthis->MoveNext(); + } // while + + // closing last optgroup + if($optgroup != null) { + $s .= "\n</optgroup>"; + } + return $s ."\n</select>\n"; +} + + +/* + Count the number of records this sql statement will return by using + query rewriting heuristics... + + Does not work with UNIONs, except with postgresql and oracle. + + Usage: + + $conn->Connect(...); + $cnt = _adodb_getcount($conn, $sql); + +*/ +function _adodb_getcount(&$zthis, $sql,$inputarr=false,$secs2cache=0) +{ + $qryRecs = 0; + + if (preg_match("/^\s*SELECT\s+DISTINCT/is", $sql) || + preg_match('/\s+GROUP\s+BY\s+/is',$sql) || + preg_match('/\s+UNION\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); + + // 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) { + + $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! + // also see http://phplens.com/lens/lensforum/msgs.php?id=12752 + if (preg_match('/\sORDER\s+BY\s*\(/i',$rewritesql)) + $rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$rewritesql); + else + $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... + + + // strip off unneeded ORDER BY if no UNION + if (preg_match('/\s*UNION\s*/is', $sql)) $rewritesql = $sql; + else $rewritesql = preg_replace('/(\sORDER\s+BY\s.*)/is','',$sql); + + $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; +} + +// Iván 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) +{ + 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) + $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] === 'null' + ) + { + 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] === 'null') { + $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; + + $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) + $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] === 'null' + ) + { + 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] === 'null') { + $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; + + default: + $val = $arrFields[$fname]; + 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).'...'; + $ss .= "($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) +{ + if (!function_exists('debug_backtrace')) return ''; + + $html = (isset($_SERVER['HTTP_USER_AGENT'])); + $fmt = ($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; +} + +?>
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