133 lines
4.5 KiB
PHP
133 lines
4.5 KiB
PHP
<?php
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global $Servers;
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if ( !canView('System') ) {
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ajaxError('Insufficient permissions to view log entries');
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return;
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}
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// Only the query task is supported at the moment
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if ( !isset($_REQUEST['task']) or $_REQUEST['task'] != 'query' ) {
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ajaxError('Unrecognised action');
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return;
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}
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// The table we want our data from
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$table = 'Logs';
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// The names of the dB columns in the log table we are interested in
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$columns = array('TimeKey', 'Component', 'ServerId', 'Pid', 'Code', 'Message', 'File', 'Line');
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// The names of columns shown in the log view that are NOT dB columns in the database
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$col_alt = array('DateTime', 'Server');
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// Search contains a user entered string to search on
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$search = isset($_REQUEST['search']) ? $_REQUEST['search'] : '';
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// Advanced search contains an array of "column name" => "search text" pairs
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// Bootstrap table sends json_ecoded array, which we must decode
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$advsearch = isset($_REQUEST['filter']) ? json_decode($_REQUEST['filter'], JSON_OBJECT_AS_ARRAY) : array();
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// Sort specifies the name of the column to sort on
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$sort = 'TimeKey';
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if ( isset($_REQUEST['sort']) ) {
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if ( !in_array($_REQUEST['sort'], array_merge($columns, $col_alt)) ) {
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ZM\Error('Invalid sort field: ' . $_REQUEST['sort']);
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} else {
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$sort = $_REQUEST['sort'];
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if ( $sort == 'DateTime' ) $sort = 'TimeKey';
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}
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}
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// Offset specifies the starting row to return, used for pagination
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$offset = 0;
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if ( isset($_REQUEST['offset']) ) {
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if ( ( !is_int($_REQUEST['offset']) and !ctype_digit($_REQUEST['offset']) ) ) {
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ZM\Error('Invalid value for offset: ' . $_REQUEST['offset']);
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} else {
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$offset = $_REQUEST['offset'];
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}
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}
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// Order specifies the sort direction, either asc or desc
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$order = (isset($_REQUEST['order']) and (strtolower($_REQUEST['order']) == 'asc')) ? 'ASC' : 'DESC';
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// Limit specifies the number of rows to return
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$limit = 100;
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if ( isset($_REQUEST['limit']) ) {
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if ( ( !is_int($_REQUEST['limit']) and !ctype_digit($_REQUEST['limit']) ) ) {
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ZM\Error('Invalid value for limit: ' . $_REQUEST['limit']);
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} else {
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$limit = $_REQUEST['limit'];
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}
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}
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$col_str = implode(', ', $columns);
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$data = array();
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$query = array();
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$query['values'] = array();
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$likes = array();
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$where = '';
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// There are two search bars in the log view, normal and advanced
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// Making an exuctive decision to ignore the normal search, when advanced search is in use
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// Alternatively we could try to do both
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if ( count($advsearch) ) {
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foreach ( $advsearch as $col=>$text ) {
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if ( !in_array($col, array_merge($columns, $col_alt)) ) {
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ZM\Error("'$col' is not a sortable column name");
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continue;
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}
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$text = '%' .$text. '%';
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array_push($likes, $col.' LIKE ?');
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array_push($query['values'], $text);
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}
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$wherevalues = $query['values'];
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$where = ' WHERE (' .implode(' OR ', $likes). ')';
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} else if ( $search != '' ) {
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$search = '%' .$search. '%';
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foreach ( $columns as $col ) {
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array_push($likes, $col.' LIKE ?');
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array_push($query['values'], $search);
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}
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$wherevalues = $query['values'];
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$where = ' WHERE (' .implode(' OR ', $likes). ')';
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}
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$query['sql'] = 'SELECT ' .$col_str. ' FROM `' .$table. '` ' .$where. ' ORDER BY ' .$sort. ' ' .$order. ' LIMIT ?, ?';
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array_push($query['values'], $offset, $limit);
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//ZM\Warning('Calling the following sql query: ' .$query['sql']);
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$data['totalNotFiltered'] = dbFetchOne('SELECT count(*) AS Total FROM ' .$table, 'Total');
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if ( $search != '' || count($advsearch) ) {
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$data['total'] = dbFetchOne('SELECT count(*) AS Total FROM ' .$table.$where , 'Total', $wherevalues);
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} else {
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$data['total'] = $data['totalNotFiltered'];
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}
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if ( !$Servers )
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$Servers = ZM\Server::find();
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$servers_by_Id = array();
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# There is probably a better way to do this.
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foreach ( $Servers as $server ) {
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$servers_by_Id[$server->Id()] = $server;
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}
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$rows = array();
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foreach ( dbFetchAll($query['sql'], NULL, $query['values']) as $row ) {
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$row['DateTime'] = strftime('%Y-%m-%d %H:%M:%S', intval($row['TimeKey']));
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$row['Server'] = ( $row['ServerId'] and isset($servers_by_Id[$row['ServerId']]) ) ? $servers_by_Id[$row['ServerId']]->Name() : '';
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// First strip out any html tags
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// Second strip out all characters that are not ASCII 32-126 (yes, 126)
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$row['Message'] = preg_replace('/[^\x20-\x7E]/', '', strip_tags($row['Message']));
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$rows[] = $row;
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}
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$data['rows'] = $rows;
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$data['logstate'] = logState();
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$data['updated'] = preg_match('/%/', DATE_FMT_CONSOLE_LONG) ? strftime(DATE_FMT_CONSOLE_LONG) : date(DATE_FMT_CONSOLE_LONG);
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ajaxResponse($data);
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