184 lines
5.6 KiB
PHP
184 lines
5.6 KiB
PHP
<?php
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$data = array();
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$message = '';
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//
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// INITIALIZE AND CHECK SANITY
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//
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if ( !canView('System') )
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$message = 'Insufficient permissions to view log entries for user '.$user['Username'];
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// task must be set
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if ( !isset($_REQUEST['task']) ) {
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$message = 'This request requires a task to be set';
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} else if ( $_REQUEST['task'] != 'query' && $_REQUEST['task'] != 'create' ) {
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// Only the query and create tasks are supported at the moment
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$message = 'Unrecognised task '.$_REQUEST['task'];
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} else {
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$task = $_REQUEST['task'];
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}
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if ( $message ) {
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ajaxError($message);
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return;
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}
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//
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// MAIN LOOP
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//
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switch ( $task ) {
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case 'create' :
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createRequest();
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break;
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case 'query' :
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$data = queryRequest();
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break;
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default :
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ZM\Fatal('Unrecognised task '.$task);
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} // end switch task
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ajaxResponse($data);
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//
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// FUNCTION DEFINITIONS
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//
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function createRequest() {
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if ( !empty($_POST['level']) && !empty($_POST['message']) ) {
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ZM\logInit(array('id'=>'web_js'));
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$string = $_POST['message'];
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$file = !empty($_POST['file']) ? preg_replace('/\w+:\/\/[\w.:]+\//', '', $_POST['file']) : '';
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if ( !empty($_POST['line']) ) {
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$line = validInt($_POST['line']);
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} else {
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$line = NULL;
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}
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$levels = array_flip(ZM\Logger::$codes);
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if ( !isset($levels[$_POST['level']]) ) {
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ZM\Panic('Unexpected logger level '.$_POST['level']);
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}
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$level = $levels[$_POST['level']];
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ZM\Logger::fetch()->logPrint($level, $string, $file, $line);
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} else {
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ZM\Error('Invalid log create: '.print_r($_POST, true));
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}
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}
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function queryRequest() {
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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 = $_REQUEST['offset'];
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}
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}
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// Limit specifies the number of rows to return
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$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 = $_REQUEST['limit'];
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}
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}
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// The table we want our data from
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$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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$sort = 'TimeKey';
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if ( isset($_REQUEST['sort']) ) {
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$sort = $_REQUEST['sort'];
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if ( $sort == 'DateTime' ) $sort = 'TimeKey';
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}
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if ( !in_array($sort, array_merge($columns, $col_alt)) ) {
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ZM\Error('Invalid sort field: ' . $sort);
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return;
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}
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// Order specifies the sort direction, either asc or desc
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$order = (isset($_REQUEST['order']) and (strtolower($_REQUEST['order']) == 'asc')) ? 'ASC' : 'DESC';
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$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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//
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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($_REQUEST['filter'], JSON_OBJECT_AS_ARRAY) : array();
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// Search contains a user entered string to search on
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$search = isset($_REQUEST['search']) ? $_REQUEST['search'] : '';
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if ( count($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 searchable column name");
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continue;
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}
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// Don't use wildcards on advanced search
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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, $limit);
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$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'] = $data['totalNotFiltered'];
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}
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$rows = array();
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$results = dbFetchAll($query['sql'], NULL, $query['values']);
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foreach ( $results as $row ) {
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$row['DateTime'] = strftime('%Y-%m-%d %H:%M:%S', intval($row['TimeKey']));
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$Server = ZM\Server::find_one(array('Id'=>$row['ServerId']));
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$row['Server'] = $Server->Name();
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// First strip out any html tags
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// Second strip out all characters that are not ASCII 32-126 (yes, 126)
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$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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return $data;
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}
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