From 7e9d5eb53783827d3f7c705009beafe12b59aa84 Mon Sep 17 00:00:00 2001
From: Allan Jardine <allan.jardine@sprymedia.co.uk>
Date: Fri, 30 Sep 2011 19:42:09 +0100
Subject: [PATCH] Examples: Add JSONP examples for the 'id's and 'objects'
 sever-side scripts. Might make all JSONP compatible at some point...

---
 examples/server_side/scripts/id_jsonp.php     | 179 ++++++++++++++++++
 .../server_side/scripts/objects_jsonp.php     | 176 +++++++++++++++++
 2 files changed, 355 insertions(+)
 create mode 100644 examples/server_side/scripts/id_jsonp.php
 create mode 100644 examples/server_side/scripts/objects_jsonp.php

diff --git a/examples/server_side/scripts/id_jsonp.php b/examples/server_side/scripts/id_jsonp.php
new file mode 100644
index 00000000..4d4d2fd3
--- /dev/null
+++ b/examples/server_side/scripts/id_jsonp.php
@@ -0,0 +1,179 @@
+<?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( $_GET['iDisplayStart'] ) && $_GET['iDisplayLength'] != '-1' )
+	{
+		$sLimit = "LIMIT ".mysql_real_escape_string( $_GET['iDisplayStart'] ).", ".
+			mysql_real_escape_string( $_GET['iDisplayLength'] );
+	}
+	
+	
+	/*
+	 * Ordering
+	 */
+	$sOrder = "";
+	if ( isset( $_GET['iSortCol_0'] ) )
+	{
+		$sOrder = "ORDER BY  ";
+		for ( $i=0 ; $i<intval( $_GET['iSortingCols'] ) ; $i++ )
+		{
+			if ( $_GET[ 'bSortable_'.intval($_GET['iSortCol_'.$i]) ] == "true" )
+			{
+				$sOrder .= $aColumns[ intval( $_GET['iSortCol_'.$i] ) ]."
+				 	".mysql_real_escape_string( $_GET['sSortDir_'.$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
+	 */
+	$sWhere = "";
+	if ( isset($_GET['sSearch']) && $_GET['sSearch'] != "" )
+	{
+		$sWhere = "WHERE (";
+		for ( $i=0 ; $i<count($aColumns) ; $i++ )
+		{
+			$sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ";
+		}
+		$sWhere = substr_replace( $sWhere, "", -3 );
+		$sWhere .= ')';
+	}
+	
+	/* Individual column filtering */
+	for ( $i=0 ; $i<count($aColumns) ; $i++ )
+	{
+		if ( isset($_GET['bSearchable_'.$i]) && $_GET['bSearchable_'.$i] == "true" && $_GET['sSearch_'.$i] != '' )
+		{
+			if ( $sWhere == "" )
+			{
+				$sWhere = "WHERE ";
+			}
+			else
+			{
+				$sWhere .= " AND ";
+			}
+			$sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string($_GET['sSearch_'.$i])."%' ";
+		}
+	}
+	
+	
+	/*
+	 * SQL queries
+	 * Get data to display
+	 */
+	$sQuery = "
+		SELECT SQL_CALC_FOUND_ROWS id, ".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
+	 */
+	$output = array(
+		"sEcho" => intval($_GET['sEcho']),
+		"iTotalRecords" => $iTotal,
+		"iTotalDisplayRecords" => $iFilteredTotal,
+		"aaData" => array()
+	);
+	
+	while ( $aRow = mysql_fetch_array( $rResult ) )
+	{
+		$row = array();
+		
+		// Add the row ID and class to the object
+		$row['DT_RowId'] = 'row_'.$aRow['id'];
+		$row['DT_RowClass'] = 'grade'.$aRow['grade'];
+		
+		for ( $i=0 ; $i<count($aColumns) ; $i++ )
+		{
+			if ( $aColumns[$i] == "version" )
+			{
+				/* Special output formatting for 'version' column */
+				$row[] = ($aRow[ $aColumns[$i] ]=="0") ? '-' : $aRow[ $aColumns[$i] ];
+			}
+			else if ( $aColumns[$i] != ' ' )
+			{
+				/* General output */
+				$row[] = $aRow[ $aColumns[$i] ];
+			}
+		}
+		$output['aaData'][] = $row;
+	}
+	
+	echo $_GET['callback'].'('.json_encode( $output ).');';
+?>
\ No newline at end of file
diff --git a/examples/server_side/scripts/objects_jsonp.php b/examples/server_side/scripts/objects_jsonp.php
new file mode 100644
index 00000000..7b403bad
--- /dev/null
+++ b/examples/server_side/scripts/objects_jsonp.php
@@ -0,0 +1,176 @@
+<?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( $_GET['iDisplayStart'] ) && $_GET['iDisplayLength'] != '-1' )
+	{
+		$sLimit = "LIMIT ".mysql_real_escape_string( $_GET['iDisplayStart'] ).", ".
+			mysql_real_escape_string( $_GET['iDisplayLength'] );
+	}
+	
+	
+	/*
+	 * Ordering
+	 */
+	$sOrder = "";
+	if ( isset( $_GET['iSortCol_0'] ) )
+	{
+		$sOrder = "ORDER BY  ";
+		for ( $i=0 ; $i<intval( $_GET['iSortingCols'] ) ; $i++ )
+		{
+			if ( $_GET[ 'bSortable_'.intval($_GET['iSortCol_'.$i]) ] == "true" )
+			{
+				$iColumnIndex = array_search( $_GET['mDataProp_'.$_GET['iSortCol_'.$i]], $aColumns );
+				$sOrder .= $aColumns[ $iColumnIndex ]."
+				 	".mysql_real_escape_string( $_GET['sSortDir_'.$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
+	 */
+	$sWhere = "";
+	if ( isset($_GET['sSearch']) && $_GET['sSearch'] != "" )
+	{
+		$sWhere = "WHERE (";
+		for ( $i=0 ; $i<count($aColumns) ; $i++ )
+		{
+			$sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ";
+		}
+		$sWhere = substr_replace( $sWhere, "", -3 );
+		$sWhere .= ')';
+	}
+	
+	/* Individual column filtering */
+	for ( $i=0 ; $i<count($aColumns) ; $i++ )
+	{
+		if ( isset($_GET['bSearchable_'.$i]) && $_GET['bSearchable_'.$i] == "true" && $_GET['sSearch_'.$i] != '' )
+		{
+			if ( $sWhere == "" )
+			{
+				$sWhere = "WHERE ";
+			}
+			else
+			{
+				$sWhere .= " AND ";
+			}
+			$iColumnIndex = array_search( $_GET['mDataProp_'.$i], $aColumns );
+			$sWhere .= $aColumns[$iColumnIndex]." LIKE '%".mysql_real_escape_string($_GET['sSearch_'.$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
+	 */
+	$output = array(
+		"sEcho" => intval($_GET['sEcho']),
+		"iTotalRecords" => $iTotal,
+		"iTotalDisplayRecords" => $iFilteredTotal,
+		"aaData" => array()
+	);
+	
+	while ( $aRow = mysql_fetch_array( $rResult ) )
+	{
+		$row = array();
+		for ( $i=0 ; $i<count($aColumns) ; $i++ )
+		{
+			if ( $aColumns[$i] == "version" )
+			{
+				/* Special output formatting for 'version' column */
+				$row[ $aColumns[$i] ] = ($aRow[ $aColumns[$i] ]=="0") ? '-' : $aRow[ $aColumns[$i] ];
+			}
+			else if ( $aColumns[$i] != ' ' )
+			{
+				/* General output */
+				$row[ $aColumns[$i] ] = $aRow[ $aColumns[$i] ];
+			}
+		}
+		$output['aaData'][] = $row;
+	}
+	
+	echo $_GET['callback'].'('.json_encode( $output ).');';
+?>
\ No newline at end of file