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1 <?php
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2 /* MySQL connection */
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3 include( $_SERVER['DOCUMENT_ROOT']."/datatables/mysql.php" ); /* ;-) */
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4
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5 /*
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6 * Local functions
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7 */
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8 function fatal_error ( $sErrorMessage = '' )
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9 {
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10 header( $_SERVER['SERVER_PROTOCOL'] .' 500 Internal Server Error' );
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11 die( $sErrorMessage );
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12 }
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13
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14
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15 /*
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16 * MySQL connection
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17 */
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18 if ( ! $gaSql['link'] = mysql_pconnect( $gaSql['server'], $gaSql['user'], $gaSql['password'] ) )
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19 {
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20 fatal_error( 'Could not open connection to server' );
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21 }
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22
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23 if ( ! mysql_select_db( $gaSql['db'], $gaSql['link'] ) )
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24 {
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25 fatal_error( 'Could not select database ' );
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26 }
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27
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28
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29
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30 /* Paging */
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31 $sLimit = "";
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32 if ( isset( $_GET['iDisplayStart'] ) && $_GET['iDisplayLength'] != '-1' )
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33 {
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34 $sLimit = "LIMIT ".intval( $_GET['iDisplayStart'] ).", ".
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35 intval( $_GET['iDisplayLength'] );
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36 }
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37
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38 /* Ordering */
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39 if ( isset( $_GET['iSortCol_0'] ) )
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40 {
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41 $sOrder = "ORDER BY ";
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42 for ( $i=0 ; $i<mysql_real_escape_string( $_GET['iSortingCols'] ) ; $i++ )
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43 {
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44 $sOrder .= fnColumnToField(mysql_real_escape_string( $_GET['iSortCol_'.$i] ))."
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45 ".mysql_real_escape_string( $_GET['sSortDir_'.$i] ) .", ";
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46 }
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47 $sOrder = substr_replace( $sOrder, "", -2 );
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48 }
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49
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50 /* Filtering - NOTE this does not match the built-in DataTables filtering which does it
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51 * word by word on any field. It's possible to do here, but concerned about efficiency
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52 * on very large tables, and MySQL's regex functionality is very limited
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53 */
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54 $sWhere = "";
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55 if ( $_GET['sSearch'] != "" )
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56 {
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57 $sWhere = "WHERE ( engine LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
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58 "browser LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
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59 "platform LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
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60 "version LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' OR ".
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61 "grade LIKE '%".mysql_real_escape_string( $_GET['sSearch'] )."%' )";
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62 }
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63
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64 for ( $i=0 ; $i<$_GET['iColumns'] ; $i++ )
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65 {
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66 if ( $_GET['sSearch_'.$i] != '' )
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67 {
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68 if ( $sWhere != "" )
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69 {
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70 $sWhere .= " AND ";
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71 }
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72 else
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73 {
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74 $sWhere .= "WHERE ";
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75 }
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76 $sWhere .= fnColumnToField($i) ." LIKE '%".mysql_real_escape_string( $_GET['sSearch_'.$i] )."%'";
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77 }
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78 }
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79
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80 $sQuery = "
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81 SELECT SQL_CALC_FOUND_ROWS id, engine, browser, platform, version, grade
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82 FROM ajax
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83 $sWhere
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84 $sOrder
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85 $sLimit
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86 ";
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87 $rResult = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
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88
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89 $sQuery = "
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90 SELECT FOUND_ROWS()
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91 ";
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92 $rResultFilterTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
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93 $aResultFilterTotal = mysql_fetch_array($rResultFilterTotal);
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94 $iFilteredTotal = $aResultFilterTotal[0];
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95
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96 $sQuery = "
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97 SELECT COUNT(id)
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98 FROM ajax
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99 ";
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100 $rResultTotal = mysql_query( $sQuery, $gaSql['link'] ) or fatal_error( 'MySQL Error: ' . mysql_errno() );
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101 $aResultTotal = mysql_fetch_array($rResultTotal);
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102 $iTotal = $aResultTotal[0];
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103
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104 $sOutput = '{';
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105 $sOutput .= '"sEcho": '.intval($_GET['sEcho']).', ';
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106 $sOutput .= '"iTotalRecords": '.$iTotal.', ';
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107 $sOutput .= '"iTotalDisplayRecords": '.$iFilteredTotal.', ';
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108 $sOutput .= '"aaData": [ ';
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109 while ( $aRow = mysql_fetch_array( $rResult ) )
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110 {
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111 $sOutput .= "[";
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112 $sOutput .= '"'.str_replace('"', '\"', $aRow['engine']).'",';
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113 $sOutput .= '"'.str_replace('"', '\"', $aRow['browser']).'",';
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114 $sOutput .= '"'.str_replace('"', '\"', $aRow['platform']).'",';
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115 if ( $aRow['version'] == "0" )
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116 $sOutput .= '"-",';
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117 else
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118 $sOutput .= '"'.str_replace('"', '\"', $aRow['version']).'",';
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119 $sOutput .= '"'.str_replace('"', '\"', $aRow['grade']).'"';
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120 $sOutput .= "],";
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121 }
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122 $sOutput = substr_replace( $sOutput, "", -1 );
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123 $sOutput .= '] }';
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124
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125 echo $sOutput;
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126
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127
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128 function fnColumnToField( $i )
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129 {
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130 if ( $i == 0 )
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131 return "engine";
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132 else if ( $i == 1 )
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133 return "browser";
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134 else if ( $i == 2 )
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135 return "platform";
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136 else if ( $i == 3 )
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137 return "version";
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138 else if ( $i == 4 )
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139 return "grade";
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140 }
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141 ?> |
