annotate DataTables-1.9.4/examples/server_side/scripts/post.php @ 9:7300ed4c1481 draft default tip

Uploaded
author saskia-hiltemann
date Mon, 04 Sep 2017 10:49:00 -0400
parents ac5f9272033b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
1 <?php
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
2 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
3 * Easy set variables
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
4 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
5
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
6 /* Array of database columns which should be read and sent back to DataTables. Use a space where
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
7 * you want to insert a non-database field (for example a counter or static image)
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
8 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
9 $aColumns = array( 'engine', 'browser', 'platform', 'version', 'grade' );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
10
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
11 /* Indexed column (used for fast and accurate table cardinality) */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
12 $sIndexColumn = "id";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
13
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
14 /* DB table to use */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
15 $sTable = "ajax";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
16
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
17 /* Database connection information */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
18 $gaSql['user'] = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
19 $gaSql['password'] = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
20 $gaSql['db'] = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
21 $gaSql['server'] = "localhost";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
22
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
23 /* REMOVE THIS LINE (it just includes my SQL connection user/pass) */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
24 include( $_SERVER['DOCUMENT_ROOT']."/datatables/mysql.php" );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
25
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
26
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
27 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
28 * If you just want to use the basic configuration for DataTables with PHP server-side, there is
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
29 * no need to edit below this line
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
30 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
31
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
32 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
33 * Local functions
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
34 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
35 function fatal_error ( $sErrorMessage = '' )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
36 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
37 header( $_SERVER['SERVER_PROTOCOL'] .' 500 Internal Server Error' );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
38 die( $sErrorMessage );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
39 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
40
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
41
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
42 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
43 * MySQL connection
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
44 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
45 if ( ! $gaSql['link'] = mysql_pconnect( $gaSql['server'], $gaSql['user'], $gaSql['password'] ) )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
46 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
47 fatal_error( 'Could not open connection to server' );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
48 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
49
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
50 if ( ! mysql_select_db( $gaSql['db'], $gaSql['link'] ) )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
51 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
52 fatal_error( 'Could not select database ' );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
53 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
54
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
55
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
56 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
57 * Paging
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
58 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
59 $sLimit = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
60 if ( isset( $_POST['iDisplayStart'] ) && $_POST['iDisplayLength'] != '-1' )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
61 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
62 $sLimit = "LIMIT ".intval( $_POST['iDisplayStart'] ).", ".
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
63 intval( $_POST['iDisplayLength'] );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
64 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
65
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
66
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
67 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
68 * Ordering
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
69 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
70 if ( isset( $_POST['iSortCol_0'] ) )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
71 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
72 $sOrder = "ORDER BY ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
73 for ( $i=0 ; $i<intval( $_POST['iSortingCols'] ) ; $i++ )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
74 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
75 if ( $_POST[ 'bSortable_'.intval($_POST['iSortCol_'.$i]) ] == "true" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
76 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
77 $sOrder .= "`".$aColumns[ intval( $_POST['iSortCol_'.$i] ) ]."` ".
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
78 ($_POST['sSortDir_'.$i]==='asc' ? 'asc' : 'desc') .", ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
79 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
80 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
81
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
82 $sOrder = substr_replace( $sOrder, "", -2 );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
83 if ( $sOrder == "ORDER BY" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
84 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
85 $sOrder = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
86 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
87 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
88
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
89
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
90 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
91 * Filtering
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
92 * NOTE this does not match the built-in DataTables filtering which does it
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
93 * word by word on any field. It's possible to do here, but concerned about efficiency
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
94 * on very large tables, and MySQL's regex functionality is very limited
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
95 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
96 $sWhere = "";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
97 if ( $_POST['sSearch'] != "" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
98 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
99 $sWhere = "WHERE (";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
100 for ( $i=0 ; $i<count($aColumns) ; $i++ )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
101 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
102 if ( isset($_POST['bSearchable_'.$i]) && $_POST['bSearchable_'.$i] == "true" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
103 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
104 $sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string( $_POST['sSearch'] )."%' OR ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
105 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
106 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
107 $sWhere = substr_replace( $sWhere, "", -3 );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
108 $sWhere .= ')';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
109 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
110
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
111 /* Individual column filtering */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
112 for ( $i=0 ; $i<count($aColumns) ; $i++ )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
113 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
114 if ( $_POST['bSearchable_'.$i] == "true" && $_POST['sSearch_'.$i] != '' )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
115 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
116 if ( $sWhere == "" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
117 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
118 $sWhere = "WHERE ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
119 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
120 else
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
121 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
122 $sWhere .= " AND ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
123 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
124 $sWhere .= $aColumns[$i]." LIKE '%".mysql_real_escape_string($_POST['sSearch_'.$i])."%' ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
125 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
126 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
127
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
128
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
129 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
130 * SQL queries
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
131 * Get data to display
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
132 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
133 $sQuery = "
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
134 SELECT SQL_CALC_FOUND_ROWS ".str_replace(" , ", " ", implode(", ", $aColumns))."
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
135 FROM $sTable
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
136 $sWhere
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
137 $sOrder
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
138 $sLimit
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
139 ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
140 $rResult = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
141
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
142 /* Data set length after filtering */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
143 $sQuery = "
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
144 SELECT FOUND_ROWS()
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
145 ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
146 $rResultFilterTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
147 $aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
148 $iFilteredTotal = $aResultFilterTotal[0];
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
149
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
150 /* Total data set length */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
151 $sQuery = "
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
152 SELECT COUNT(".$sIndexColumn.")
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
153 FROM $sTable
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
154 ";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
155 $rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
156 $aResultTotal = mysql_fetch_array($rResultTotal);
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
157 $iTotal = $aResultTotal[0];
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
158
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
159
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
160 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
161 * Output
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
162 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
163 $sOutput = '{';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
164 $sOutput .= '"sEcho": '.intval($_POST['sEcho']).', ';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
165 $sOutput .= '"iTotalRecords": '.$iTotal.', ';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
166 $sOutput .= '"iTotalDisplayRecords": '.$iFilteredTotal.', ';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
167 $sOutput .= '"aaData": [ ';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
168 while ( $aRow = mysql_fetch_array( $rResult ) )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
169 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
170 $sOutput .= "[";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
171 for ( $i=0 ; $i<count($aColumns) ; $i++ )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
172 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
173 if ( $aColumns[$i] == "version" )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
174 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
175 /* Special output formatting for 'version' */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
176 $sOutput .= ($aRow[ $aColumns[$i] ]=="0") ?
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
177 '"-",' :
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
178 '"'.str_replace('"', '\"', $aRow[ $aColumns[$i] ]).'",';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
179 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
180 else if ( $aColumns[$i] != ' ' )
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
181 {
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
182 /* General output */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
183 $sOutput .= '"'.str_replace('"', '\"', $aRow[ $aColumns[$i] ]).'",';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
184 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
185 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
186
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
187 /*
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
188 * Optional Configuration:
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
189 * If you need to add any extra columns (add/edit/delete etc) to the table, that aren't in the
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
190 * database - you can do it here
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
191 */
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
192
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
193
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
194 $sOutput = substr_replace( $sOutput, "", -1 );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
195 $sOutput .= "],";
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
196 }
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
197 $sOutput = substr_replace( $sOutput, "", -1 );
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
198 $sOutput .= '] }';
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
199
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
200 echo $sOutput;
ac5f9272033b first upload
saskia-hiltemann
parents:
diff changeset
201 ?>