/js/DataTables-1.9.1/examples/server_side/scripts/post.php
PHP | 184 lines | 111 code | 27 blank | 46 comment | 26 complexity | e0caa8bea03b09da19769e7a47c7c5d7 MD5 | raw file
Possible License(s): LGPL-3.0, LGPL-2.1
- <?php
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * Easy set variables
- */
-
- /* Array of database columns which should be read and sent back to DataTables. Use a space where
- * you want to insert a non-database field (for example a counter or static image)
- */
- $aColumns = array( 'engine', 'browser', 'platform', 'version', 'grade' );
-
- /* Indexed column (used for fast and accurate table cardinality) */
- $sIndexColumn = "id";
-
- /* DB table to use */
- $sTable = "ajax";
-
- /* Database connection information */
- $gaSql['user'] = "";
- $gaSql['password'] = "";
- $gaSql['db'] = "";
- $gaSql['server'] = "localhost";
-
- /* REMOVE THIS LINE (it just includes my SQL connection user/pass) */
- include( $_SERVER['DOCUMENT_ROOT']."/datatables/mysql.php" );
-
-
- /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
- * If you just want to use the basic configuration for DataTables with PHP server-side, there is
- * no need to edit below this line
- */
-
- /*
- * MySQL connection
- */
- $gaSql['link'] = mysql_pconnect( $gaSql['server'], $gaSql['user'], $gaSql['password'] ) or
- die( 'Could not open connection to server' );
-
- mysql_select_db( $gaSql['db'], $gaSql['link'] ) or
- die( 'Could not select database '. $gaSql['db'] );
-
-
- /*
- * Paging
- */
- $sLimit = "";
- if ( isset( $_POST['iDisplayStart'] ) && $_POST['iDisplayLength'] != '-1' )
- {
- $sLimit = "LIMIT ".mysql_real_escape_string( $_POST['iDisplayStart'] ).", ".
- mysql_real_escape_string( $_POST['iDisplayLength'] );
- }
-
-
- /*
- * Ordering
- */
- if ( isset( $_POST['iSortCol_0'] ) )
- {
- $sOrder = "ORDER BY ";
- for ( $i=0 ; $i<intval( $_POST['iSortingCols'] ) ; $i++ )
- {
- if ( $_POST[ 'bSortable_'.intval($_POST['iSortCol_'.$i]) ] == "true" )
- {
- $sOrder .= $aColumns[ intval( $_POST['iSortCol_'.$i] ) ]."
- ".mysql_real_escape_string( $_POST['sSortDir_'.$i] ) .", ";
- }
- }
-
- $sOrder = substr_replace( $sOrder, "", -2 );
- if ( $sOrder == "ORDER BY" )
- {
- $sOrder = "";
- }
- }
-
-
- /*
- * Filtering
- * NOTE this does not match the built-in DataTables filtering which does it
- * word by word on any field. It's possible to do here, but concerned about efficiency
- * on very large tables, and MySQL's regex functionality is very limited
- */
- $sWhere = "";
- if ( $_POST['sSearch'] != "" )
- {
- $sWhere = "WHERE (";
- for ( $i=0 ; $i<count($aColumns) ; $i++ )
- {
- $sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string( $_POST['sSearch'] )."%' OR ";
- }
- $sWhere = substr_replace( $sWhere, "", -3 );
- $sWhere .= ')';
- }
-
- /* Individual column filtering */
- for ( $i=0 ; $i<count($aColumns) ; $i++ )
- {
- if ( $_POST['bSearchable_'.$i] == "true" && $_POST['sSearch_'.$i] != '' )
- {
- if ( $sWhere == "" )
- {
- $sWhere = "WHERE ";
- }
- else
- {
- $sWhere .= " AND ";
- }
- $sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string($_POST['sSearch_'.$i])."%' ";
- }
- }
-
-
- /*
- * SQL queries
- * Get data to display
- */
- $sQuery = "
- SELECT SQL_CALC_FOUND_ROWS ".str_replace(" , ", " ", implode(", ", $aColumns))."
- FROM $sTable
- $sWhere
- $sOrder
- $sLimit
- ";
- $rResult = mysql_query( $sQuery, $gaSql['link'] ) or die(mysql_error());
-
- /* Data set length after filtering */
- $sQuery = "
- SELECT FOUND_ROWS()
- ";
- $rResultFilterTotal = mysql_query( $sQuery, $gaSql['link'] ) or die(mysql_error());
- $aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
- $iFilteredTotal = $aResultFilterTotal[0];
-
- /* Total data set length */
- $sQuery = "
- SELECT COUNT(".$sIndexColumn.")
- FROM $sTable
- ";
- $rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or die(mysql_error());
- $aResultTotal = mysql_fetch_array($rResultTotal);
- $iTotal = $aResultTotal[0];
-
-
- /*
- * Output
- */
- $sOutput = '{';
- $sOutput .= '"sEcho": '.intval($_POST['sEcho']).', ';
- $sOutput .= '"iTotalRecords": '.$iTotal.', ';
- $sOutput .= '"iTotalDisplayRecords": '.$iFilteredTotal.', ';
- $sOutput .= '"aaData": [ ';
- while ( $aRow = mysql_fetch_array( $rResult ) )
- {
- $sOutput .= "[";
- for ( $i=0 ; $i<count($aColumns) ; $i++ )
- {
- if ( $aColumns[$i] == "version" )
- {
- /* Special output formatting for 'version' */
- $sOutput .= ($aRow[ $aColumns[$i] ]=="0") ?
- '"-",' :
- '"'.str_replace('"', '\"', $aRow[ $aColumns[$i] ]).'",';
- }
- else if ( $aColumns[$i] != ' ' )
- {
- /* General output */
- $sOutput .= '"'.str_replace('"', '\"', $aRow[ $aColumns[$i] ]).'",';
- }
- }
-
- /*
- * Optional Configuration:
- * If you need to add any extra columns (add/edit/delete etc) to the table, that aren't in the
- * database - you can do it here
- */
-
-
- $sOutput = substr_replace( $sOutput, "", -1 );
- $sOutput .= "],";
- }
- $sOutput = substr_replace( $sOutput, "", -1 );
- $sOutput .= '] }';
-
- echo $sOutput;
- ?>