zoneminder/web/js/logger.js

//
// ZoneMinder logger javascript file, $Date: 2011-05-27 22:24:17 +0100 (Fri, 27 May 2011) $, $Revision: 3374 $
// Copyright (C) 2001-2008 Philip Coombes
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
$j.ajaxSetup({timeout: AJAX_TIMEOUT});
var reportLogs = true;

if ( !window.console ) {
  window.console =
    {
      init: function() {},
      log: function() {},
      debug: function() {},
      info: function() {},
      warn: function() {},
      error: function() {}
    };
}

if ( !console.debug ) {
  // IE8 has console but doesn't have console.debug so lets alias it.
  console.debug = console.log;
}

window.onerror = function(message, url, line) {
  logReport("ERR", message, url, line);
};

window.addEventListener("securitypolicyviolation", function logCSP(evt) {
  var level = evt.disposition == "enforce" ? "ERR" : "DBG";
  var message = evt.blockedURI + " violated CSP " + evt.violatedDirective;

  if ( evt.sample ) message += " (Sample: " + evt.sample + ")";
  logReport(level, message, evt.sourceFile, evt.lineNumber);
});

function logReport( level, message, file, line ) {
  if ( !reportLogs ) return;

  /* eslint-disable no-caller */
  if ( arguments && arguments.callee && arguments.callee.caller && arguments.callee.caller.caller && arguments.callee.caller.caller.name ) {
    message += ' - '+arguments.callee.caller.caller.name+'()';
    //console.log("arguments");
  }

  var browser = {};
  if ( Browser ) {
    browser.name = Browser.name;
    browser.version = Browser.version;
    browser.platform = Browser.Platform ? Browser.Platform.name : 'unknown';
  } else {
    browser.name = 'unknown';
    browser.version = 'unknown';
    browser.platform = 'unknown';
  }

  var data = {
    view: 'request',
    request: 'log',
    task: 'create',
    level: level,
    message: encodeURIComponent(message),
    browser: browser
  };

  if ( file ) {
    data.file = file;
  } else if ( location.search ) {
    //location.search is the querystring part, so ?blah=blah but there is almost never any value to this
    data.file = location.search;
  }

  if ( line ) data.line = line;

  $j.getJSON(thisUrl, data);
}

function Panic(message) {
  console.error(message);
  logReport("PNC", message);
  alert("PANIC: "+message);
}

function Fatal(message) {
  console.error(message);
  logReport( "FAT", message );
  alert( "FATAL: "+message );
}

function Error(message) {
  console.error(message);
  logReport("ERR", message);
}

function Warning(message) {
  console.warn(message);
  logReport("WAR", message);
}

function Info(message) {
  console.info(message);
  logReport("INF", message);
}

function Debug(message) {
  console.debug(message);
  //logReport("DBG", message);
}

function Dump(value, label) {
  if ( label ) console.debug(label+" => ");
  console.debug(value);
}