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Preload profile/tweet images, banners, and icons

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This commit is contained in:
Zed
2021-01-08 00:50:10 +01:00
parent 768642a2cc
commit ed7ecf7c8d
3 changed files with 20 additions and 5 deletions
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20
src/views/general.nim
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@@ -32,7 +32,8 @@ proc renderNavbar*(title, rss: string; req: Request): VNode =
iconReferer "cog", "/settings", path, title="Preferences"
proc renderHead*(prefs: Prefs; cfg: Config; titleText=""; desc=""; video="";
images: seq[string] = @[]; ogTitle=""; theme=""; rss=""): VNode =
images: seq[string] = @[]; banner=""; ogTitle=""; theme="";
rss=""): VNode =
let ogType =
if video.len > 0: "video"
elif rss.len > 0: "object"
@@ -83,7 +84,15 @@ proc renderHead*(prefs: Prefs; cfg: Config; titleText=""; desc=""; video="";
meta(property="og:site_name", content="Nitter")
meta(property="og:locale", content="en_US")
if banner.len > 0:
let bannerUrl = getPicUrl(banner)
link(rel="preload", type="image/png", href=getPicUrl(banner), `as`="image")
for url in images:
let suffix = if "400x400" in url: "" else: "?name=small"
let preloadUrl = getPicUrl(url & suffix)
link(rel="preload", type="image/png", href=preloadUrl, `as`="image")
let image = "https://" & cfg.hostname & getPicUrl(url)
meta(property="og:image", content=image)
meta(property="twitter:image:src", content=image)
@@ -98,15 +107,20 @@ proc renderHead*(prefs: Prefs; cfg: Config; titleText=""; desc=""; video="";
meta(property="og:video:secure_url", content=video)
meta(property="og:video:type", content="text/html")
# this is last so images are also preloaded
# if this is done earlier, Chrome only preloads one image for some reason
link(rel="preload", type="font/woff2", `as`="font",
href="/fonts/fontello.woff2?21002321", crossorigin="anonymous")
proc renderMain*(body: VNode; req: Request; cfg: Config; prefs=defaultPrefs;
titleText=""; desc=""; ogTitle=""; rss=""; video="";
images: seq[string] = @[]): string =
images: seq[string] = @[]; banner=""): string =
var theme = toLowerAscii(prefs.theme).replace(" ", "_")
if "theme" in req.params:
theme = toLowerAscii(req.params["theme"]).replace(" ", "_")
let node = buildHtml(html(lang="en")):
renderHead(prefs, cfg, titleText, desc, video, images, ogTitle, theme, rss)
renderHead(prefs, cfg, titleText, desc, video, images, banner, ogTitle, theme, rss)
body:
renderNavbar(cfg.title, rss, req)