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Code Issues Packages Projects Releases Wiki Activity

Drop support for iOS < 15.7 (#19847)

Browse Source 
https://meta.discourse.org/t/224747
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David Taylor 2023-01-16 17:28:59 +00:00 committed by GitHub
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commit 624f4a7de9
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11 changed files with 65 additions and 376 deletions
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2
README.md
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@ -51,7 +51,7 @@ Discourse supports the **latest, stable releases** of all major browsers and pla
| Microsoft Edge | | |
| Mozilla Firefox | | |
Additionally, we aim to support Safari on iOS 12.5+ until January 2023 (Discourse 3.0).
Additionally, we aim to support Safari on iOS 15.7+.
## Built With

30
app/assets/javascripts/discourse/app/initializers/safari-13-deprecation.js
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@ -1,30 +0,0 @@
import I18n from "I18n";
import { withPluginApi } from "discourse/lib/plugin-api";
function setupMessage(api) {
const isSafari = navigator.vendor === "Apple Computer, Inc.";
if (!isSafari) {
return;
}
let safariMajorVersion = navigator.userAgent.match(/Version\/(\d+)\./)?.[1];
safariMajorVersion = safariMajorVersion
? parseInt(safariMajorVersion, 10)
: null;
if (safariMajorVersion && safariMajorVersion <= 13) {
api.addGlobalNotice(
I18n.t("safari_13_warning"),
"browser-deprecation-warning",
{ dismissable: true, dismissDuration: moment.duration(1, "week") }
);
}
}
export default {
name: "safari-13-deprecation",
initialize() {
withPluginApi("0.8.37", setupMessage);
},
};

3
app/assets/javascripts/discourse/config/targets.js
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@ -10,8 +10,7 @@ const browsers = [
];
if (isCI || isProduction) {
// https://meta.discourse.org/t/224747
browsers.push("Safari 12");
browsers.push("Safari 15");
}
module.exports = {

9
app/assets/javascripts/discourse/scripts/browser-detect.js
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@ -1,7 +1,14 @@
/* eslint-disable no-var */ // `let` is not supported in very old browsers
(function () {
if (!window.WeakMap || !window.Promise || typeof globalThis === "undefined") {
if (
!window.WeakMap ||
!window.Promise ||
typeof globalThis === "undefined" ||
!String.prototype.replaceAll ||
!CSS.supports ||
!CSS.supports("aspect-ratio: 1")
) {
window.unsupportedBrowser = true;
} else {
// Some implementations of `WeakMap.prototype.has` do not accept false

322
app/assets/javascripts/polyfills.js
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@ -1,325 +1,5 @@
/* eslint-disable */
// Needed for iOS <= 13.3
if (!String.prototype.replaceAll) {
String.prototype.replaceAll = function (
pattern,
replacementStringOrFunction
) {
let regex;
if (
Object.prototype.toString.call(pattern).toLowerCase() ===
"[object regexp]"
) {
regex = pattern;
} else {
const escapedStr = pattern.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
regex = new RegExp(escapedStr, "g");
}
return this.replace(regex, replacementStringOrFunction);
};
}
// Needed for Safari 15.2 and below
// from: https://github.com/iamdustan/smoothscroll
(function () {
"use strict";
function e() {
var e = window;
var t = document;
if (
"scrollBehavior" in t.documentElement.style &&
e.__forceSmoothScrollPolyfill__ !== true
) {
return;
}
var o = e.HTMLElement || e.Element;
var r = 1.8;
var l = {
scroll: e.scroll || e.scrollTo,
scrollBy: e.scrollBy,
elementScroll: o.prototype.scroll || s,
scrollIntoView: o.prototype.scrollIntoView,
};
var n =
e.performance && e.performance.now
? e.performance.now.bind(e.performance)
: Date.now;
function i(e) {
var t = ["MSIE ", "Trident/", "Edge/"];
return new RegExp(t.join("|")).test(e);
}
var f = i(e.navigator.userAgent) ? 1 : 0;
function s(e, t) {
this.scrollLeft = e;
this.scrollTop = t;
}
function c(e) {
return 0.5 * (1 - Math.cos(Math.PI * e));
}
function a(e) {
if (
e === null ||
typeof e !== "object" ||
e.behavior === undefined ||
e.behavior === "auto" ||
e.behavior === "instant"
) {
return true;
}
if (typeof e === "object" && e.behavior === "smooth") {
return false;
}
throw new TypeError(
"behavior member of ScrollOptions " +
e.behavior +
" is not a valid value for enumeration ScrollBehavior."
);
}
function u(e, t) {
if (t === "Y") {
return e.clientHeight + f < e.scrollHeight;
}
if (t === "X") {
return e.clientWidth + f < e.scrollWidth;
}
}
function d(t, o) {
var r = e.getComputedStyle(t, null)["overflow" + o];
return r === "auto" || r === "scroll";
}
function p(e) {
var t = u(e, "Y") && d(e, "Y");
var o = u(e, "X") && d(e, "X");
return t || o;
}
function h(e) {
while (e !== t.body && p(e) === false) {
e = e.parentNode || e.host;
}
return e;
}
function v(e, t) {
var o = r / t;
var l = Math.pow(1.16, Math.max(e / 80, 1));
return o * e * (1 / l);
}
function y(t) {
var o = n();
var r = e.devicePixelRatio;
var l;
var i;
var f;
var s;
var a = v(Math.abs(t.x - t.startX), r);
var u = v(Math.abs(t.y - t.startY), r);
var d = (o - t.startTime) / a;
var p = (o - t.startTime) / u;
d = d > 1 ? 1 : d;
p = p > 1 ? 1 : p;
l = c(d);
i = c(p);
f = t.startX + (t.x - t.startX) * l;
s = t.startY + (t.y - t.startY) * i;
t.method.call(t.scrollable, f, s);
if (f !== t.x || s !== t.y) {
e.requestAnimationFrame(y.bind(e, t));
}
}
function m(o, r, i) {
var f;
var c;
var a;
var u;
var d = n();
if (o === t.body) {
f = e;
c = e.scrollX || e.pageXOffset;
a = e.scrollY || e.pageYOffset;
u = l.scroll;
} else {
f = o;
c = o.scrollLeft;
a = o.scrollTop;
u = s;
}
y({
scrollable: f,
method: u,
startTime: d,
startX: c,
startY: a,
x: r,
y: i,
});
}
e.scroll = e.scrollTo = function () {
if (arguments[0] === undefined) {
return;
}
if (a(arguments[0]) === true) {
l.scroll.call(
e,
arguments[0].left !== undefined
? arguments[0].left
: typeof arguments[0] !== "object"
? arguments[0]
: e.scrollX || e.pageXOffset,
arguments[0].top !== undefined
? arguments[0].top
: arguments[1] !== undefined
? arguments[1]
: e.scrollY || e.pageYOffset
);
return;
}
m.call(
e,
t.body,
arguments[0].left !== undefined
? ~~arguments[0].left
: e.scrollX || e.pageXOffset,
arguments[0].top !== undefined
? ~~arguments[0].top
: e.scrollY || e.pageYOffset
);
};
e.scrollBy = function () {
if (arguments[0] === undefined) {
return;
}
if (a(arguments[0])) {
l.scrollBy.call(
e,
arguments[0].left !== undefined
? arguments[0].left
: typeof arguments[0] !== "object"
? arguments[0]
: 0,
arguments[0].top !== undefined
? arguments[0].top
: arguments[1] !== undefined
? arguments[1]
: 0
);
return;
}
m.call(
e,
t.body,
~~arguments[0].left + (e.scrollX || e.pageXOffset),
~~arguments[0].top + (e.scrollY || e.pageYOffset)
);
};
o.prototype.scroll = o.prototype.scrollTo = function () {
if (arguments[0] === undefined) {
return;
}
if (a(arguments[0]) === true) {
if (typeof arguments[0] === "number" && arguments[1] === undefined) {
throw new SyntaxError("Value could not be converted");
}
l.elementScroll.call(
this,
arguments[0].left !== undefined
? ~~arguments[0].left
: typeof arguments[0] !== "object"
? ~~arguments[0]
: this.scrollLeft,
arguments[0].top !== undefined
? ~~arguments[0].top
: arguments[1] !== undefined
? ~~arguments[1]
: this.scrollTop
);
return;
}
var e = arguments[0].left;
var t = arguments[0].top;
m.call(
this,
this,
typeof e === "undefined" ? this.scrollLeft : ~~e,
typeof t === "undefined" ? this.scrollTop : ~~t
);
};
o.prototype.scrollBy = function () {
if (arguments[0] === undefined) {
return;
}
if (a(arguments[0]) === true) {
l.elementScroll.call(
this,
arguments[0].left !== undefined
? ~~arguments[0].left + this.scrollLeft
: ~~arguments[0] + this.scrollLeft,
arguments[0].top !== undefined
? ~~arguments[0].top + this.scrollTop
: ~~arguments[1] + this.scrollTop
);
return;
}
this.scroll({
left: ~~arguments[0].left + this.scrollLeft,
top: ~~arguments[0].top + this.scrollTop,
behavior: arguments[0].behavior,
});
};
o.prototype.scrollIntoView = function () {
if (a(arguments[0]) === true) {
l.scrollIntoView.call(
this,
arguments[0] === undefined ? true : arguments[0]
);
return;
}
var o = h(this);
var r = o.getBoundingClientRect();
var n = this.getBoundingClientRect();
if (o !== t.body) {
m.call(
this,
o,
o.scrollLeft + n.left - r.left,
o.scrollTop + n.top - r.top
);
if (e.getComputedStyle(o).position !== "fixed") {
e.scrollBy({
left: r.left,
top: r.top,
behavior: "smooth",
});
}
} else {
e.scrollBy({
left: n.left,
top: n.top,
behavior: "smooth",
});
}
};
}
if (typeof exports === "object" && typeof module !== "undefined") {
module.exports = {
polyfill: e,
};
} else {
e();
}
})();
// Polyfills for old browsers can be added here
/* eslint-enable */

2
app/models/theme.rb
View File

@ -6,7 +6,7 @@ require "json_schemer"
class Theme < ActiveRecord::Base
include GlobalPath
BASE_COMPILER_VERSION = 69
BASE_COMPILER_VERSION = 70
attr_accessor :child_components

2
config/locales/client.en.yml
View File

@ -3987,8 +3987,6 @@ en:
browser_update: 'Unfortunately, <a href="https://www.discourse.org/faq/#browser">your browser is unsupported</a>. Please <a href="https://browsehappy.com">switch to a supported browser</a> to view rich content, log in and reply.'
safari_13_warning: This site will soon remove support for iOS and Safari versions 13 and below. A simplified read-only version will remain available. (<a href="https://meta.discourse.org/t/224747">more information</a>)
permission_types:
full: "Create / Reply / See"
create_post: "Reply / See"

14
lib/discourse_js_processor.rb
View File

@ -6,22 +6,12 @@ class DiscourseJsProcessor
class TranspileError < StandardError
end
# To generate a list of babel plugins used by ember-cli, set
# babel: { debug: true } in ember-cli-build.js, then run `yarn ember build -prod`
DISCOURSE_COMMON_BABEL_PLUGINS = [
"proposal-optional-chaining",
["proposal-decorators", { legacy: true }],
"transform-template-literals",
"proposal-class-properties",
"proposal-class-static-block",
"proposal-private-property-in-object",
"proposal-private-methods",
"proposal-numeric-separator",
"proposal-logical-assignment-operators",
"proposal-nullish-coalescing-operator",
"proposal-json-strings",
"proposal-optional-catch-binding",
"transform-parameters",
"proposal-async-generator-functions",
"proposal-object-rest-spread",
"proposal-export-namespace-from",
]

4
lib/mobile_detection.rb
View File

@ -26,8 +26,8 @@ module MobileDetection
MODERN_MOBILE_REGEX =
%r{
\(.*iPhone\ OS\ 1[3-9].*\)|
\(.*iPad.*OS\ 1[3-9].*\)|
\(.*iPhone\ OS\ 1[5-9].*\)|
\(.*iPad.*OS\ 1[5-9].*\)|
Chrome\/8[89]|
Chrome\/9[0-9]|
Chrome\/1[0-9][0-9]|

39
spec/lib/discourse_js_processor_spec.rb
View File

@ -37,6 +37,45 @@ RSpec.describe DiscourseJsProcessor do
end
end
it "passes through modern JS syntaxes which are supported in our target browsers" do
script = <<~JS.chomp
optional?.chaining;
const template = func`test`;
class MyClass {
classProperty = 1;
#privateProperty = 1;
#privateMethod() {
console.log("hello world");
}
}
let numericSeparator = 100_000_000;
logicalAssignment ||= 2;
nullishCoalescing ?? 'works';
try {
"optional catch binding";
} catch {
"works";
}
async function* asyncGeneratorFunction() {
yield await Promise.resolve('a');
}
let a = {
x,
y,
...spreadRest
};
JS
result = DiscourseJsProcessor.transpile(script, "blah", "blah/mymodule")
expect(result).to eq <<~JS.strip
define("blah/mymodule", [], function () {
"use strict";
#{script.indent(2)}
});
JS
end
it "correctly transpiles widget hbs" do
result = DiscourseJsProcessor.transpile(<<~JS, "blah", "blah/mymodule")
import hbs from "discourse/widgets/hbs-compiler";

14
spec/lib/mobile_detection_spec.rb
View File

@ -10,6 +10,8 @@ RSpec.describe MobileDetection do
Mozilla/5.0 (iPhone; CPU iPhone OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A5376e Safari/8536.25
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Mobile Safari/537.36 (comp
Mozilla/5.0 (Linux; Android 8.0; Pixel 2 Build/OPD3.170816.012) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.3626.121 Mobile Safari/537.36 (comp
Mozilla/5.0 (iPhone; CPU iPhone OS 14_8_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.2 Mobile/15E148 Safari/604.1
Mozilla/5.0 (iPhone; CPU iPhone OS 14_8 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/99.0.4844.59 Mobile/15E148 Safari/604.1
STR
end
@ -17,7 +19,6 @@ RSpec.describe MobileDetection do
(<<~STR).split("\n")
Mozilla/5.0 (iPhone; CPU iPhone OS 15_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.3 Mobile/15E148 Safari/604.1
Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Mobile Safari/537.36 (compatible;
Mozilla/5.0 (iPhone; CPU iPhone OS 14_8_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1.2 Mobile/15E148 Safari/604.1
Mozilla/5.0 (Linux; Android 6.0.1; Nexus 5X Build/MMB29P) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.60 Mobile Safari/537.36 (compatible
Mozilla/5.0 (Android 12; Mobile; rv:98.0) Gecko/98.0 Firefox/98.0
Mozilla/5.0 (iPad; CPU OS 15_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/99.0.4844.59 Mobile/15E148 Safari/604.1
@ -26,7 +27,6 @@ RSpec.describe MobileDetection do
Mozilla/5.0 (iPhone; CPU iPhone OS 15_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 DiscourseHub
Mozilla/5.0 (Linux; Android 10) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.88 Mobile Safari/537.36
Mozilla/5.0 (Android 12; Mobile; rv:99.0) Gecko/99.0 Firefox/99.0
Mozilla/5.0 (iPhone; CPU iPhone OS 14_8 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/99.0.4844.59 Mobile/15E148 Safari/604.1
Mozilla/5.0 (Linux; Android 12; Pixel 6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.88 Mobile Safari/537.36
Mozilla/5.0 (Linux; Android 12; Pixel 4a) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.88 Mobile Safari/537.36
Mozilla/5.0 (Linux; Android 10) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.60 Mobile Safari/537.36
@ -36,11 +36,17 @@ Mozilla/5.0 (iPhone; CPU iPhone OS 14_8 like Mac OS X) AppleWebKit/605.1.15 (KHT
it "detects modern browsers correctly" do
modern_user_agents.each do |agent|
expect(MobileDetection.modern_mobile_device?(agent)).to eq(true)
expect(MobileDetection.modern_mobile_device?(agent)).to(
eq(true),
"Failed User Agent: '#{agent}'",
)
end
old_user_agents.each do |agent|
expect(MobileDetection.modern_mobile_device?(agent)).to eq(false)
expect(MobileDetection.modern_mobile_device?(agent)).to(
eq(false),
"Failed User Agent: '#{agent}'",
)
end
end
end