sheercms/static/routes/logs/log.service.js

Sheer Cliff CMS is a simple and powerful content management system (CMS) for Node JS.

app.service('LogService', function($q, $http, DSCacheFactory) {
    var self = this;

    var logCache = DSCacheFactory('logCache', {
        maxAge: 1800000, // Items added to this cache expire after 30 minutes.
        cacheFlushInterval: 3600000, // This cache will clear itself every hour.
        deleteOnExpire: 'aggressive', // Items will be deleted from this cache right when they expire.
        storageMode: 'localStorage' // This cache will sync itself with `localStorage`.
    });

    self.list = function(useCache) {
        var d = $q.defer();

        var url = '/cms/logs/list';
        var data = useCache ? logCache.get(url) : null;

        if (data) {
            d.resolve(data);
        }
        else {
            $http.get(url).success(function (data) {
                logCache.put(url, data);
                d.resolve(data);
            }).error(function (data, status) {
                d.reject(data);
            });
        }
        return d.promise;
    };

    self.getLog = function(name, level, useCache) {
        var d = $q.defer();

        var url = '/cms/logs/get?name=' + encodeURIComponent(name) + '&level=' + level;
        var data = useCache ? logCache.get(url) : null;

        if (data) {
            d.resolve(data);
        }
        else {
            $http({
                url: url,
                method: 'get',
                params: {}
            }).success(function (data) {
                logCache.put(url, data);
                d.resolve(data);
            }).error(function (data, status) {
                d.reject(data);
            });
        }
        return d.promise;
    };

    self.clearLogCache = function(name) {
        var name = encodeURIComponent(name);
        var keys = logCache.keys();
        for (var i = 0; i < keys.length; i++) {
            var key = keys[i];
            if (key.indexOf('name=' + name) > -1) {
                logCache.remove(key);
            }
        }
    };

});