partial roughin ajax event view server side pagination

This commit is contained in:
Andrew Bauer 2020-10-19 07:50:11 -05:00
parent 97d05c2f88
commit 6f45de04f8
2 changed files with 202 additions and 43 deletions

View File

@ -1,41 +1,200 @@
<?php
ini_set('display_errors', '0');
if ( empty($_REQUEST['eids']) ) {
ajaxError('No event id(s) supplied');
$message = '';
$data = array();
//
// INITIALIZE AND CHECK SANITY
//
if ( !canEdit('Events') ) $message = 'Insufficient permissions for user '.$user['Username'];
if ( empty($_REQUEST['task']) ) {
$message = 'Must specify a task';
} else {
$task = $_REQUEST['task'];
}
if ( canView('Events') ) {
} // end if canView('Events')
if ( empty($_REQUEST['eids']) ) {
if ( isset($_REQUEST['task']) && $_REQUEST['task'] != "query" ) $message = 'No event id(s) supplied';
} else {
$eids = $_REQUEST['eids'];
}
if ( canEdit('Events') ) {
if ( $message ) {
ajaxError($message);
return;
}
// Search contains a user entered string to search on
$search = isset($_REQUEST['search']) ? $_REQUEST['search'] : '';
// Advanced search contains an array of "column name" => "search text" pairs
// Bootstrap table sends json_ecoded array, which we must decode
$advsearch = isset($_REQUEST['filter']) ? json_decode($_REQUEST['filter'], JSON_OBJECT_AS_ARRAY) : array();
// Sort specifies the name of the column to sort on
$sort = 'AttrStartTime';
if ( isset($_REQUEST['sort']) ) {
if ( !in_array($_REQUEST['sort'], array_merge($columns, $col_alt)) ) {
ZM\Error('Invalid sort field: ' . $_REQUEST['sort']);
} else {
$sort = $_REQUEST['sort'];
//if ( $sort == 'DateTime' ) $sort = 'TimeKey';
}
}
// Offset specifies the starting row to return, used for pagination
$offset = 0;
if ( isset($_REQUEST['offset']) ) {
if ( ( !is_int($_REQUEST['offset']) and !ctype_digit($_REQUEST['offset']) ) ) {
ZM\Error('Invalid value for offset: ' . $_REQUEST['offset']);
} else {
$offset = $_REQUEST['offset'];
}
}
// Order specifies the sort direction, either asc or desc
$order = (isset($_REQUEST['order']) and (strtolower($_REQUEST['order']) == 'asc')) ? 'ASC' : 'DESC';
// Limit specifies the number of rows to return
$limit = 100;
if ( isset($_REQUEST['limit']) ) {
if ( ( !is_int($_REQUEST['limit']) and !ctype_digit($_REQUEST['limit']) ) ) {
ZM\Error('Invalid value for limit: ' . $_REQUEST['limit']);
} else {
$limit = $_REQUEST['limit'];
}
}
//
// MAIN LOOP
//
switch ( $task ) {
case 'archive' :
case 'unarchive' :
foreach ( $eids as $eid ) archiveRequest($task, $eid);
break;
case 'delete' :
foreach ( $eids as $eid ) $data[] = deleteRequest($eid);
break;
case 'query' :
$data = queryRequest($search, $advsearch, $sort, $offset, $order, $limit);
break;
default :
ZM\Fatal("Unrecognised task '$task'");
} // end switch task
ajaxResponse($data);
//
// FUNCTION DEFINITIONS
//
function archiveRequest($task, $eid) {
$archiveVal = ($task == 'archive') ? 1 : 0;
dbQuery(
'UPDATE Events SET Archived = ? WHERE Id = ?',
array($archiveVal, $eid)
);
}
function deleteRequest($eid) {
$message = array();
$event = new ZM\Event($eid);
if ( !$event->Id() ) {
$message[] = array($eid=>'Event not found.');
} else if ( $event->Archived() ) {
$message[] = array($eid=>'Event is archived, cannot delete it.');
} else {
$event->delete();
}
return $message;
}
foreach ( $_REQUEST['eids'] as $eid ) {
function queryRequest($search, $advsearch, $sort, $offset, $order, $limit) {
// Put server pagination code here
// The table we want our data from
$table = 'Events';
switch ( $_REQUEST['action'] ) {
case 'archive' :
case 'unarchive' :
$archiveVal = ($_REQUEST['action'] == 'archive') ? 1 : 0;
dbQuery(
'UPDATE Events SET Archived = ? WHERE Id = ?',
array($archiveVal, $eid)
);
break;
case 'delete' :
$event = new ZM\Event($eid);
if ( !$event->Id() ) {
$message[] = array($eid=>'Event not found.');
} else if ( $event->Archived() ) {
$message[] = array($eid=>'Event is archived, cannot delete it.');
} else {
$event->delete();
// The names of the dB columns in the log table we are interested in
$columns = array('Id', 'MonitorId', 'StorageId', 'Name', 'Cause', 'StartTime', 'EndTime', 'Frames', 'AlarmFrames', 'TotScore', 'AvgScore', 'MaxScore', 'Archived', 'Emailed', 'DiskSpace');
// The names of columns shown in the log view that are NOT dB columns in the database
$col_alt = array('Monitor', 'Storage');
$col_str = implode(', ', $columns);
$data = array();
$query = array();
$query['values'] = array();
$likes = array();
$where = '';
// There are two search bars in the log view, normal and advanced
// Making an exuctive decision to ignore the normal search, when advanced search is in use
// Alternatively we could try to do both
if ( count($advsearch) ) {
foreach ( $advsearch as $col=>$text ) {
if ( !in_array($col, array_merge($columns, $col_alt)) ) {
ZM\Error("'$col' is not a sortable column name");
continue;
}
break;
} // end switch action
} // end foreach
ajaxResponse($message);
} // end if canEdit('Events')
$text = '%' .$text. '%';
array_push($likes, $col.' LIKE ?');
array_push($query['values'], $text);
}
$wherevalues = $query['values'];
$where = ' WHERE (' .implode(' OR ', $likes). ')';
ajaxError('Unrecognised action '.$_REQUEST['action'].' or insufficient permissions for user '.$user['Username']);
} else if ( $search != '' ) {
$search = '%' .$search. '%';
foreach ( $columns as $col ) {
array_push($likes, $col.' LIKE ?');
array_push($query['values'], $search);
}
$wherevalues = $query['values'];
$where = ' WHERE (' .implode(' OR ', $likes). ')';
}
$query['sql'] = 'SELECT ' .$col_str. ' FROM `' .$table. '` ' .$where. ' ORDER BY ' .$sort. ' ' .$order. ' LIMIT ?, ?';
array_push($query['values'], $offset, $limit);
//ZM\Warning('Calling the following sql query: ' .$query['sql']);
$data['totalNotFiltered'] = dbFetchOne('SELECT count(*) AS Total FROM ' .$table, 'Total');
if ( $search != '' || count($advsearch) ) {
$data['total'] = dbFetchOne('SELECT count(*) AS Total FROM ' .$table.$where , 'Total', $wherevalues);
} else {
$data['total'] = $data['totalNotFiltered'];
}
$storage_areas = ZM\Storage::find();
$StorageById = array();
foreach ( $storage_areas as $S ) {
$StorageById[$S->Id()] = $S;
}
$monitor_names = ZM\Monitor::find();
$MonitorById = array();
foreach ( $monitor_names as $S ) {
$MonitorById[$S->Id()] = $S;
}
$rows = array();
foreach ( dbFetchAll($query['sql'], NULL, $query['values']) as $row ) {
// Modify the row data as needed
$row['StartTime'] = strftime(STRF_FMT_DATETIME_SHORTER, strtotime($row['StartTime']));
$row['EndTime'] = strftime(STRF_FMT_DATETIME_SHORTER, strtotime($row['StartTime']));
$row['Storage'] = ( $row['StorageId'] and isset($StorageById[$row['StorageId']]) ) ? $StorageById[$row['StorageId']]->Name() : '';
$row['Monitor'] = ( $row['MonitorId'] and isset($MonitorById[$row['MonitorId']]) ) ? $MonitorById[$row['MonitorId']]->Name() : '';
$rows[] = $row;
}
$data['rows'] = $rows;
$data['updated'] = preg_match('/%/', DATE_FMT_CONSOLE_LONG) ? strftime(DATE_FMT_CONSOLE_LONG) : date(DATE_FMT_CONSOLE_LONG);
return $data;
}
?>

View File

@ -1,3 +1,13 @@
var backBtn = $j('#backBtn');
var viewBtn = $j('#viewBtn');
var archiveBtn = $j('#archiveBtn');
var unarchiveBtn = $j('#unarchiveBtn');
var editBtn = $j('#editBtn');
var exportBtn = $j('#exportBtn');
var downloadBtn = $j('#downloadBtn');
var deleteBtn = $j('#deleteBtn');
var table = $j('#eventTable');
function thumbnail_onmouseover(event) {
var img = event.target;
img.src = '';
@ -56,7 +66,7 @@ function manageDelConfirmModalBtns() {
var selections = getIdSelections();
evt.preventDefault();
$j.getJSON(thisUrl + '?request=events&action=delete&eids[]='+selections.join('&eids[]='))
$j.getJSON(thisUrl + '?request=events&task=delete&eids[]='+selections.join('&eids[]='))
.done( function(data) {
$j('#eventTable').bootstrapTable('refresh');
window.location.reload(true);
@ -85,16 +95,6 @@ function getEventDetailModal(eid) {
}
function initPage() {
var backBtn = $j('#backBtn');
var viewBtn = $j('#viewBtn');
var archiveBtn = $j('#archiveBtn');
var unarchiveBtn = $j('#unarchiveBtn');
var editBtn = $j('#editBtn');
var exportBtn = $j('#exportBtn');
var downloadBtn = $j('#downloadBtn');
var deleteBtn = $j('#deleteBtn');
var table = $j('#eventTable');
// Load the delete confirmation modal into the DOM
getDelConfirmModal();
@ -169,7 +169,7 @@ function initPage() {
var selections = getIdSelections();
evt.preventDefault();
$j.getJSON(thisUrl + '?request=events&action=archive&eids[]='+selections.join('&eids[]='))
$j.getJSON(thisUrl + '?request=events&task=archive&eids[]='+selections.join('&eids[]='))
.done( function(data) {
$j('#eventTable').bootstrapTable('refresh');
window.location.reload(true);
@ -188,7 +188,7 @@ function initPage() {
console.log(selections);
evt.preventDefault();
$j.getJSON(thisUrl + '?request=events&action=unarchive&eids[]='+selections.join('&eids[]='))
$j.getJSON(thisUrl + '?request=events&task=unarchive&eids[]='+selections.join('&eids[]='))
.done( function(data) {
$j('#eventTable').bootstrapTable('refresh');
window.location.reload(true);