From 12b9efaebb6d008437af4a72a98d05c4319fc825 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 28 Dec 2018 15:42:52 +0100 Subject: Merging upstream version 1.11.1+dfsg Signed-off-by: Daniel Baumann --- web/gui/src/dashboard.js/localstorage.js | 173 +++++++++++++++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 web/gui/src/dashboard.js/localstorage.js (limited to 'web/gui/src/dashboard.js/localstorage.js') diff --git a/web/gui/src/dashboard.js/localstorage.js b/web/gui/src/dashboard.js/localstorage.js new file mode 100644 index 000000000..5bbf5a22d --- /dev/null +++ b/web/gui/src/dashboard.js/localstorage.js @@ -0,0 +1,173 @@ + +// local storage options + +NETDATA.localStorage = { + default: {}, + current: {}, + callback: {} // only used for resetting back to defaults +}; + +NETDATA.localStorageTested = -1; +NETDATA.localStorageTest = function () { + if (NETDATA.localStorageTested !== -1) { + return NETDATA.localStorageTested; + } + + if (typeof Storage !== "undefined" && typeof localStorage === 'object') { + let test = 'test'; + try { + localStorage.setItem(test, test); + localStorage.removeItem(test); + NETDATA.localStorageTested = true; + } catch (e) { + NETDATA.localStorageTested = false; + } + } else { + NETDATA.localStorageTested = false; + } + + return NETDATA.localStorageTested; +}; + +NETDATA.localStorageGet = function (key, def, callback) { + let ret = def; + + if (typeof NETDATA.localStorage.default[key.toString()] === 'undefined') { + NETDATA.localStorage.default[key.toString()] = def; + NETDATA.localStorage.callback[key.toString()] = callback; + } + + if (NETDATA.localStorageTest()) { + try { + // console.log('localStorage: loading "' + key.toString() + '"'); + ret = localStorage.getItem(key.toString()); + // console.log('netdata loaded: ' + key.toString() + ' = ' + ret.toString()); + if (ret === null || ret === 'undefined') { + // console.log('localStorage: cannot load it, saving "' + key.toString() + '" with value "' + JSON.stringify(def) + '"'); + localStorage.setItem(key.toString(), JSON.stringify(def)); + ret = def; + } else { + // console.log('localStorage: got "' + key.toString() + '" with value "' + ret + '"'); + ret = JSON.parse(ret); + // console.log('localStorage: loaded "' + key.toString() + '" as value ' + ret + ' of type ' + typeof(ret)); + } + } catch (error) { + console.log('localStorage: failed to read "' + key.toString() + '", using default: "' + def.toString() + '"'); + ret = def; + } + } + + if (typeof ret === 'undefined' || ret === 'undefined') { + console.log('localStorage: LOADED UNDEFINED "' + key.toString() + '" as value ' + ret + ' of type ' + typeof(ret)); + ret = def; + } + + NETDATA.localStorage.current[key.toString()] = ret; + return ret; +}; + +NETDATA.localStorageSet = function (key, value, callback) { + if (typeof value === 'undefined' || value === 'undefined') { + console.log('localStorage: ATTEMPT TO SET UNDEFINED "' + key.toString() + '" as value ' + value + ' of type ' + typeof(value)); + } + + if (typeof NETDATA.localStorage.default[key.toString()] === 'undefined') { + NETDATA.localStorage.default[key.toString()] = value; + NETDATA.localStorage.current[key.toString()] = value; + NETDATA.localStorage.callback[key.toString()] = callback; + } + + if (NETDATA.localStorageTest()) { + // console.log('localStorage: saving "' + key.toString() + '" with value "' + JSON.stringify(value) + '"'); + try { + localStorage.setItem(key.toString(), JSON.stringify(value)); + } catch (e) { + console.log('localStorage: failed to save "' + key.toString() + '" with value: "' + value.toString() + '"'); + } + } + + NETDATA.localStorage.current[key.toString()] = value; + return value; +}; + +NETDATA.localStorageGetRecursive = function (obj, prefix, callback) { + let keys = Object.keys(obj); + let len = keys.length; + while (len--) { + let i = keys[len]; + + if (typeof obj[i] === 'object') { + //console.log('object ' + prefix + '.' + i.toString()); + NETDATA.localStorageGetRecursive(obj[i], prefix + '.' + i.toString(), callback); + continue; + } + + obj[i] = NETDATA.localStorageGet(prefix + '.' + i.toString(), obj[i], callback); + } +}; + +NETDATA.setOption = function (key, value) { + if (key.toString() === 'setOptionCallback') { + if (typeof NETDATA.options.current.setOptionCallback === 'function') { + NETDATA.options.current[key.toString()] = value; + NETDATA.options.current.setOptionCallback(); + } + } else if (NETDATA.options.current[key.toString()] !== value) { + let name = 'options.' + key.toString(); + + if (typeof NETDATA.localStorage.default[name.toString()] === 'undefined') { + console.log('localStorage: setOption() on unsaved option: "' + name.toString() + '", value: ' + value); + } + + //console.log(NETDATA.localStorage); + //console.log('setOption: setting "' + key.toString() + '" to "' + value + '" of type ' + typeof(value) + ' original type ' + typeof(NETDATA.options.current[key.toString()])); + //console.log(NETDATA.options); + NETDATA.options.current[key.toString()] = NETDATA.localStorageSet(name.toString(), value, null); + + if (typeof NETDATA.options.current.setOptionCallback === 'function') { + NETDATA.options.current.setOptionCallback(); + } + } + + return true; +}; + +NETDATA.getOption = function (key) { + return NETDATA.options.current[key.toString()]; +}; + +// read settings from local storage +NETDATA.localStorageGetRecursive(NETDATA.options.current, 'options', null); + +// always start with this option enabled. +NETDATA.setOption('stop_updates_when_focus_is_lost', true); + +NETDATA.resetOptions = function () { + let keys = Object.keys(NETDATA.localStorage.default); + let len = keys.length; + + while (len--) { + let i = keys[len]; + let a = i.split('.'); + + if (a[0] === 'options') { + if (a[1] === 'setOptionCallback') { + continue; + } + if (typeof NETDATA.localStorage.default[i] === 'undefined') { + continue; + } + if (NETDATA.options.current[i] === NETDATA.localStorage.default[i]) { + continue; + } + + NETDATA.setOption(a[1], NETDATA.localStorage.default[i]); + } else if (a[0] === 'chart_heights') { + if (typeof NETDATA.localStorage.callback[i] === 'function' && typeof NETDATA.localStorage.default[i] !== 'undefined') { + NETDATA.localStorage.callback[i](NETDATA.localStorage.default[i]); + } + } + } + + NETDATA.dateTime.init(NETDATA.options.current.timezone); +}; -- cgit v1.2.3