client: og:site_name served via lua content script
This commit is contained in:
Ben Klein
parent
b2800ad779
commit
44d28f3f63
4 changed files with 39 additions and 18 deletions
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@ -18,6 +18,7 @@ COPY docker-start.sh /
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WORKDIR /etc/nginx
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WORKDIR /etc/nginx
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COPY nginx.conf.docker ./nginx.conf
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COPY nginx.conf.docker ./nginx.conf
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COPY metatags.lua .
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WORKDIR /var/www
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WORKDIR /var/www
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COPY --from=builder /opt/app/public/ .
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COPY --from=builder /opt/app/public/ .
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@ -26,7 +27,8 @@ COPY --from=builder /opt/app/public/ .
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FROM openresty/openresty:alpine-fat as release
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FROM openresty/openresty:alpine-fat as release
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RUN apk --no-cache add dumb-init
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RUN apk --no-cache add dumb-init
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RUN /usr/local/openresty/luajit/bin/luarocks install gumbo
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RUN opm get bungle/lua-resty-template
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# RUN /usr/local/openresty/luajit/bin/luarocks install gumbo
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COPY --from=approot / /
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COPY --from=approot / /
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CMD ["/docker-start.sh"]
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CMD ["/docker-start.sh"]
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@ -22,6 +22,7 @@
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<link rel='apple-touch-startup-image' href='img/apple-touch-startup-image-1668x2224.png' media='(min-device-width: 834px) and (max-device-width: 834px) and (-webkit-min-device-pixel-ratio: 2) and (orientation: portrait)'/>
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<link rel='apple-touch-startup-image' href='img/apple-touch-startup-image-1668x2224.png' media='(min-device-width: 834px) and (max-device-width: 834px) and (-webkit-min-device-pixel-ratio: 2) and (orientation: portrait)'/>
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<link rel='apple-touch-startup-image' href='img/apple-touch-startup-image-2048x2732.png' media='(min-device-width: 1024px) and (max-device-width: 1024px) and (-webkit-min-device-pixel-ratio: 2) and (orientation: portrait)'/>
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<link rel='apple-touch-startup-image' href='img/apple-touch-startup-image-2048x2732.png' media='(min-device-width: 1024px) and (max-device-width: 1024px) and (-webkit-min-device-pixel-ratio: 2) and (orientation: portrait)'/>
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<link rel='manifest' href='manifest.json'/>
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<link rel='manifest' href='manifest.json'/>
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{{ generated_head_tags }}
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</head>
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</head>
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<body>
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<body>
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<div id='top-navigation-holder'></div>
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<div id='top-navigation-holder'></div>
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32
client/metatags.lua
Normal file
32
client/metatags.lua
Normal file
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@ -0,0 +1,32 @@
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ngx.req.read_body()
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local page_html = ngx.location.capture("/index.htm")
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ngx.req.set_header("Accept", "application/json")
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local server_info = cjson.decode((ngx.location.capture("/_internal_api/info")).body)
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-- local document = gumbo.parse(page_html.body)
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--
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-- function add_meta_tag (property, content)
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-- local new_element = document:createElement("meta")
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-- document.head:appendChild(new_element)
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-- new_element:setAttribute("property", property)
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-- new_element:setAttribute("content", content)
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-- end
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local additional_tags = ""
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local function add_meta_tag (property, content)
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additional_tags = additional_tags .. "<meta property=\"" .. property .. "\" content=\"" .. content:gsub('"', '\\"') .. "\" />"
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end
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-- Add the site name tag
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add_meta_tag("og:site_name", server_info.config.name)
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local final_response = page_html.body:gsub("{{ generated_head_tags }}", additional_tags)
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-- Set the content type back to HTML
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ngx.header.content_type = 'text/html';
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-- ngx.say(page_html.body)
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ngx.say(final_response)
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@ -27,7 +27,7 @@ http {
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init_by_lua_block {
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init_by_lua_block {
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cjson = require("cjson")
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cjson = require("cjson")
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gumbo = require("gumbo")
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-- gumbo = require("gumbo")
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}
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}
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server {
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server {
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@ -81,7 +81,7 @@ http {
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location / {
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location / {
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root /var/www;
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root /var/www;
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try_files $uri /index.htm;
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try_files $uri /_og_tags_html;
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sendfile on;
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sendfile on;
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tcp_nopush on;
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tcp_nopush on;
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@ -104,23 +104,9 @@ http {
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proxy_pass http://backend/$1;
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proxy_pass http://backend/$1;
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}
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}
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location ~ ^/_internal_tag_generator/(.*)$ {
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content_by_lua_block {
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ngx.say("")
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}
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}
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location /_og_tags_html {
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location /_og_tags_html {
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root /var/www;
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root /var/www;
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content_by_lua_block {
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content_by_lua_file /etc/nginx/metatags.lua;
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ngx.req.read_body()
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local page_html = ngx.location.capture("/index.htm")
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ngx.say(page_html.body)
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ngx.req.set_header("Accept", "application/json")
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local server_info = cjson.decode((ngx.location.capture("/_internal_api/info")).body)
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ngx.say(server_info.config.name)
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}
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}
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}
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location @unauthorized {
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location @unauthorized {
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