🔧 master: work in progress [might break]

.env

@@ -1,7 +1,8 @@
 # aliases
 build(){   $(pwd)/util/xrforge.sh build; }
+rebuild(){   $(pwd)/util/xrforge.sh rebuild; }
 
-# server hook
+# forgejo server hook
 #test "$GITEA_ROOT_URL" = "https://xrforge.isvery.ninja/" && {
 #  cp -r example/assets/* .
 #}

.gitignore

@@ -1,2 +1,5 @@
-experiences
+experienceA
+experienceB
 result
+src/v
+janusweb*

README.md

@@ -1,10 +1,3 @@
-
-```
-$ source .env            # not needed if your system has autoenv
-$ util/xrforge.sh build  # fast: repeatable build
-$ nix-build              # slow: reproducable nix build (for experts)
-```
-
 NOTES:
 
 ``` 
@@ -44,6 +37,21 @@ curl -L -X 'GET'   'http://xrforge.isvery.ninja/models?page=1&order=name'     -H
 curl -L -X 'GET'   'http://xrforge.isvery.ninja/models?page=1&order=recent'   -H 'accept: application/vnd.manyfold.v0+json'
 ```
 
+## Developing
+
+```bash
+$ source .env            # not needed if your system has autoenv
+$ build                  # fast: repeatable build
+$ rebuild                # faster: lua-repeatable build
+$ nix-build              # slow: reproducable nix build (for experts)
+```
+
+Then run with debug flag to see output of `trace()` calls
+```bash
+$ DEBUG=1 result/bin/xrforge.com
+```
+
+
 ## Permacomputing Spirit 
 
 * developed on [Dillo](https://dillo-browser.github.io/) as lowest common denominator / compatibility

src/.args

@@ -1,8 +1,8 @@
 -H
-"Access-Control-Allow-Origin: *"
+Access-Control-Allow-Origin: *
 -H
-"Access-Control-Allow-Method: GET, POST, OPTIONS"
+Access-Control-Allow-Method: GET, POST, OPTIONS
 -H
-"Allow: GET, POST, OPTIONS"
+Allow: GET, POST, OPTIONS
 -D
 .

src/.init.lua

@@ -2,6 +2,7 @@ package.path = package.path .. ";.lua/?.lua"
 package.path = package.path .. ";src/.lua/?.lua"
 package.path = package.path .. ";middleware/?.lua"
 package.path = package.path .. ";cmd/?.lua"
+package.path = package.path .. ";plugin/?.lua"
 
 print = function(...) Log(kLogInfo, ... or "''") end -- nice redbean logging from now on
 
@@ -12,27 +13,30 @@ json = require "json"
 HidePath('/usr/share/zoneinfo/')
 HidePath('/usr/share/ssl/')
 
-dir = require "opendirectory"
-
 -- create
 app = require("soakbean") {
   bin = "./xrforge.com",
   bindir = arg[-1]:gsub("xrforge.com",""),
-  cache = {},
+  cache = { items = {} },
+  plugin = {},
   opts  = {},
   cmd={
     help         = {file="cmd/help.lua", info="display all possible flags"},
-    server = {file="cmd/server.lua", info="starts the webserver"}
+    server       = {file="cmd/server.lua", info="starts the webserver"},
+    createplugin = {file="cmd/createplugin.lua", info="generates skeleton plugin"}
   }
 }
 
 -- api skeleton  (implemented via soakbean's app.on(...))
 app.set  = function(k,v) end 
 app.init = function()    end 
+app.scan = require('scan').scan
 
 -- load config
 app.opts = require('config')(app)
 
+-- load plugins
+app.plugin.janusxr = require('plugin/janusxr')
 
 app.runcmd(app) -- run clicmds
 
@@ -62,16 +66,17 @@ app                                        --
 .use( app.response() )                     -- try serve app response  (if any)
 .use( function(req,next) Route() end)      -- fallback default redbean fileserver
 
-function OnHttpRequest() app.run() end
-
 app.on('init', function()
  if assert(unix.fork()) == 0 then
-    os.execute("ls ; sleep 5")
+    --os.execute("ls ; sleep 5")
+    app.scan()
     print("ok")
     --local ok, headers, body = Fetch('http://127.0.0.1:8080/test')
  end
 end)
 
+function OnHttpRequest() app.run() end
+
 OnServerStart = function()
   app.init()  -- this triggers init event
 end

src/.lua/config.lua

@@ -36,7 +36,23 @@ return function(app)
     if k == 'app.opts' then
       app.opts = v 
       app.opts.updated = os.time()
-      local newconfig = "app.on('init', function()\n\tprint('config loaded')\nend)\n\nreturn " .. util.dump(app.opts)
+      local newconfig = [[
+
+-- TIP: run 'xrforge.com createplugin' to start writing plugins
+
+app.on('init', function()
+  print('config loaded')
+
+  local scan = app.scan
+  app.scan = function()
+    os.execute("echo scan before-hook")
+    scan()
+    os.execute("echo scan after-hook")
+  end
+
+end)
+
+      ]] .. "\n\nreturn " .. util.dump(app.opts)
       newconfig = newconfig:gsub("^}$","  init = function() print('xrforge.lua config loaded') end\n}")
       util.writefile( app.bindir .. configfile, newconfig )
       print("stored xrforge.lua")

src/.lua/opendirectory.lua

@@ -46,9 +46,10 @@ dir.foreach = function(path,cb)
      if name == "." then goto continue end
      attr,err = unix.stat(path..'/'..name, unix.AT_SYMLINK_NOFOLLOW)
      if err then print("error: ".. name .. ": " ..err) end
-     cb(path,stat,state,name,kind,ino,off,attr)
+     cb(path,stat,state,name,kind,ino,off,attr, path .. "/" ..name)
     ::continue::
   end
+  return state
 end
 
 dir.serve = function(folder) -- raw redbean function (use dir.foreach in soakbean)
@@ -97,7 +98,7 @@ dir.serve = function(folder) -- raw redbean function (use dir.foreach in soakbea
   Write('<tbody>\r\n')
 
   local stat, state = dir.scan(path)
-  dir.foreach(path, function(path,stat,state,name,kind,ino,off,attr)
+  dir.foreach(path, function(path,stat,state,name,kind,ino,off,attr,fullpath)
      Write('<tr>\r\n')
      Write('<td>')
      local link = EscapeHtml(name)

src/.lua/plugin

@@ -0,0 +1 @@
+../plugin

src/.lua/scan.lua

@@ -0,0 +1,50 @@
+local dir = require "opendirectory"
+
+local scan 
+scan = {
+
+  shouldHideFile = function(name)
+    return  name == ".." 
+        or name == "util"   -- repository 
+        or name == ".git"   -- files
+        or name == "src"    --
+        or name == "result" --
+  end,
+
+  scan = function()
+    -- scan dirs
+    local dref = dir.foreach( app.opts.disk_dir, function(path,stat,state,name,kind,ino,off,attr,fullpath)
+      if kind == unix.DT_DIR and not scan.shouldHideFile(name) then
+        local experience = {
+          path = fullpath,
+          name = name,
+          tag  = {},
+          file = {stat=stat,state=state,kind=kind,ino=ino,off=off,attr=attr,fullpath=fullpath,name=name,path=path}
+        }
+        app.pub("scan_experience", nil, experience)
+        print("ℹ️ ".. fullpath)
+
+        -- scan files
+        local fref = dir.foreach(fullpath, function(path,stat,state,name,kind,ino,off,attr, fullpath)
+          if kind ~= unix.DT_DIR and not scan.shouldHideFile(name) then
+            experience.file = {stat=stat,state=state,kind=kind,ino=ino,off=off,attr=attr,fullpath=fullpath,name=name,path=path}
+            app.pub("scan_experience_file", nil, experience)
+            local size = attr:size()
+            trace("ℹ️ ".. fullpath)
+          end
+        end)
+        fref:close()
+      end
+    end)
+    dref:close()
+
+    foreach( app.cache.items, function(k,v)
+      -- remove file attributes (which are closed already)
+      v.file.stat = nil
+      v.file.attr = nil
+      v.file.state = nil
+    end)
+  end
+}
+
+return scan

src/.lua/soakbean.lua

@@ -197,9 +197,9 @@ sb = {
     for k,v in pairs(argv) do 
       app.opts[ v:gsub("=.*","") ] = v:gsub(".*=","")
     end
-    for k,v in pairs(app.opts) do 
-      if app.cmd[k] then 
-        local file = app.cmd[k].file
+    for k,v in pairs(argv) do 
+      if app.cmd[v] then 
+        local file = app.cmd[v].file
         return require( file:sub(0,-5) )(app,argv)
       end
     end 

src/.lua/util.lua

@@ -69,6 +69,16 @@ util.template = function(content,data)
   return app.tpl( content, mdata )
 end
 
+util.contains = function(tab,k_or_v)
+  local result = false
+  foreach( tab, function(k,v)
+    if k == k_or_v or v == k_or_v then 
+      result = true
+    end
+  end)
+  return result
+end
+
 util.memoize = function(fn, ttl_seconds)
     local cached_results = nil
     local last_executed = 0

src/cmd/createplugin.lua

@@ -0,0 +1,48 @@
+return function(app,argv)
+  print(   [[
+
+-- 
+-- 1. put the code below in a file ('xrforge.myplugin.lua' e.g.)
+-- 2. make sure to require it at the top of xrforge.lua (require('xrforge.myplugin') e.g.)
+-- 3. profit!
+--
+
+app.on('scan_experience', function(exp)
+  print_r(exp)
+end)
+
+app.on('scan_experience_file', function(exp)
+  print_r(exp)
+end)
+
+app.on('set', function(k,v)
+  print("content was updated")
+end)
+
+-- plugin UI
+local plugin = {
+  name = "MyPlugin",
+  info = "description / usage of your plugin goes here (html supported)",
+  opts = {
+    { 
+      key='app.opts.plugin_myplugin_foo',
+      title='foo title',
+      info='Enable or disable foo',
+      default="yes", 
+      values={yes="yes",no="no",maybe="maaaaybe"} 
+    },
+    { 
+      key='app.opts.plugin_myplugin_bar',
+      title='foo title',
+      info='Name your bar',
+      default="bar", 
+      values=""
+    }
+  }
+}
+
+return plugin
+
+]] )
+  os.exit()
+end

src/css/xrforge.css

@@ -235,6 +235,15 @@ img.icon{ display:none; }
   font-weight: normal;
 }
 
+b.tag{
+  display:inline-block;
+  background: #77f;
+  color: white;
+  font-size: 12px;
+  padding: 1px 4px;
+  border-radius: 5px;
+}
+
 /* progressive enhancement quirks */
 
 .spectrum{ display:none }

src/css/xrforge.max.css

@@ -39,11 +39,12 @@ body{
 }
 
 .grid .tile .text{
-  padding: 10px 20px 10px 20px !important;
+  padding: 10px 20px 10px 15px !important;
+  font-size:14px;
 }
 
 .grid .tile img.icon{
-  transform: translate(0,5px);
+  transform: translate(0,-3px);
 }
 
 .clear{
@@ -69,11 +70,11 @@ img.icon{
 iframe#viewer{
   position: fixed;
   width: 100%;
-  height: calc( 100vh - 59px);
+  height: calc( 99.7vh - 59px);
   margin-top: 0px;
   background: #FFF;
   left: 0;
-  top: 70px;  
+  top: 62px;
 }
 
 /* telescopic text */

src/page/admin/index.html

@@ -56,7 +56,7 @@ ${notification}
             Keywords 
           </td>
           <td >
-            <input type="text" value="${opts.hide_keywords}"></input>
+            <input type="text" name="opts.hide_keywords" value="${opts.hide_keywords}"></input>
           </td>
           <td class="col3">
             Space-separated, <a href="http://lua-users.org/wiki/PatternsTutorial" target="_blank">lua patterns</a> are allowed
@@ -145,13 +145,17 @@ ${notification}
           </td>
         </tr>
       </table>
-      <div style="margin-left:165px">
+  </div>
+
   <br/>
+  <br/>
+  ${plugins}
+
+  <div style="margin-left:187px">
     <div class="btn">
       <input type="submit" class="btn secondary" value="Save" style=""/>
     </div>
   </div>
-  </div>
 </form>
 
 ${footer}

src/page/admin/index.lua

@@ -1,7 +1,57 @@
 local util = require("util")
 
 local data = util.merge({notification=''},{ opts = app.opts })
+data.plugins = ""
 
+function pluginInput(opt)
+  local html = ""
+  html = html .. [[
+        <tr>
+          <td>
+  ]]
+  html = html .. opt.title
+  html = html .. [[
+          </td>
+          <td>
+  ]]
+  if type(opt.values) == 'table' then
+    html = html .. util.template('<select name="${key}" value="${value}">\n', {
+      key   = opt.key,
+      value = app.opts[key] 
+    })
+    foreach( opt.values, function(k,v)
+      html = html .. util.template('<option value="${v}">${k}</option>\n',{
+        k=k,
+        v=v
+      })
+    end)
+    html = html .. "</select>\n"
+  else
+    html = html .. util.template('<input type="text" name="${key}" value="${value}"></input>',{
+      key   = opt.key,
+      value = app.opts[key] 
+    })
+  end
+  html = html .. util.template([[
+          </td>
+          <td class="col3">${info}</td>
+          </td>
+        </tr>
+  ]],opt)
+  return html
+end
+
+function pluginUI(name,plugin)
+  local plugindata = util.flatten(plugin,"plugin")
+  plugindata.opts = ""
+  foreach(plugin.opts, function(k,opt)
+    plugindata.opts = plugindata.opts .. pluginInput(opt)
+  end)
+  print_r(plugindata)
+  data.plugins = data.plugins .. util.template( LoadAsset('/page/admin/plugin.html'), plugindata)  
+end
+
+function saveData()
   if GetMethod() == 'POST' then
     local params = GetParams() 
     local saveconfig = false
@@ -18,7 +68,10 @@ if GetMethod() == 'POST' then
       data.notification = '<div class="notification">no changes detected</div>'
     end
   end
+end
 
+foreach( app.plugin, pluginUI )
+saveData()
 local html = util.template( LoadAsset("page/admin/index.html"),data)
 
 

src/page/admin/plugin.html

@@ -0,0 +1,21 @@
+  <div class="tab">
+    <div class="label col2">${plugin.name} <b class="tag">plugin</b></div> 
+  </div>
+  <div class="margin1">
+      <table width="100%">
+        <tr>
+          <th width="165"/> 
+          <th /> 
+          <th /> 
+        </tr>
+        <tr>
+          <td></td>
+          <td></td>
+          <td>${plugin.info}<br/><br/></td> 
+        </tr>
+        ${opts}
+      </table>
+  </div>
+
+  <br/>
+  <br/>

src/page/experiences.html

@@ -6,21 +6,6 @@ ${header}
 </div>
 <hr style="margin-top:0">
 
-<div class="btn">
-  <a href="#foo">button</a>
-</div>
-
-<div class="btn">
-  <a href="#foo" class="primary">button primary <img src="img/arrow-down.svg" class="icon"/></a>
-</div>
-
-<div class="btn">
-  <a href="https://foo.com" target="_blank" class="secondary">button secondary <img src="img/arrow-right.svg" class="icon"/></a>
-</div>
-<br>
-<hr>
-<br>
-
 <div class="grid">
   <div class="tile">
     <div class="img" style="background-image:url(https://xrforge.isvery.ninja/models/dpjnj8pt1cjc/model_files/bzjvdm7l523l.png?derivative=preview);"></div>

src/page/index.html

@@ -1,5 +1,5 @@
 ${header}
 
-<iframe border="0" frameborder="0" src="https://web.janusxr.org" id="viewer"/>
+<iframe border="0" frameborder="0" src="/v/index.html#janus.url=/" id="viewer"/>
 
 ${footer}

src/plugin/janusxr.lua

@@ -0,0 +1,67 @@
+local util = require('util')
+
+local pattern_fireboxroom = "[Ff][Ii][Rr][Ee][Bb][Oo][Xx][Rr][Oo][Oo][Mm][ ]?.*>"
+local pattern_title       = "<[Tt][Ii][Tt][Ll][Ee]>(.*)<"
+
+app.on('scan_experience', function(exp)
+  --print_r(exp)
+end)
+
+app.on('scan_experience_file', function(exp)
+  local size = exp.file.attr:size()
+  if exp.file.name:match(".glb") and not util.contains(exp.tag,"xrfragment") then
+    print("✅     └─ plugin/janusxr: generating janusxr.xml")
+  elseif size < 1000 then -- skip large binary files
+    local data = util.readfile( exp.file.fullpath)
+    if data:match(pattern_fireboxroom) then 
+      table.insert(exp.tag, "janusxr")
+      local title = data:match(pattern_title)
+      if title then exp.title = title:gsub("<.*","") end
+      app.pub("scan_experience_janusxr", nil, {exp=exp, item=item}) -- be nice to other plugins
+      table.insert( app.cache.items, exp)
+      print("✅     └─ plugin/janusxr: " .. exp.file.name)
+    end
+  end
+end)
+
+app.on('set', function(k,v)
+  print("content was updated")
+end)
+
+-- this registers the plugin UI
+local plugin = {
+  name = "JanusXR",
+  info = '<a href="https://coderofsalvation.github.io/janus-guide" target="_blank">janusxr</a> allows composing (interconnected) 3D experiences (via portals) via its JML markup language. It also supports AFRAME (geometry)markup.',
+  opts = {
+    { 
+      key='app.opts.plugin_janusxr_wrap_image',
+      title='wrap images',
+      info='Generate <a href="https://coderofsalvation.github.io/janus-guide/#/build/room" target="_blank">janusxr.xml</a> to embed images into an XR experience',
+      default="yes", 
+      values={yes="yes",no="no"} 
+    },
+    { 
+      key='app.opts.plugin_janusxr_wrap_video',
+      title='wrap videos',
+      info='Generate <a href="https://coderofsalvation.github.io/janus-guide/#/build/room" target="_blank">janusxr.xml</a> to embed videos into an XR experience',
+      default="yes", 
+      values={yes="yes",no="no"} 
+    },
+    { 
+      key='app.opts.plugin_janusxr_wrap_aframe',
+      title='wrap AFRAME',
+      info='Generate <a href="https://coderofsalvation.github.io/janus-guide/#/build/room" target="_blank">janusxr.xml</a> to embed AFRAME markup into an XR experience',
+      default="yes", 
+      values={yes="yes",no="no"} 
+    },
+    {
+      key='app.opts.plugin_janusxr_wrap_template',
+      title='template',
+      info='What kind of space should images/videos be rendered into?',
+      default="random", 
+      values={random="random room",plane="wirefloor",room1="room1",room2="room2",room3="room3",room4="room4",room5="room5",room6="room6",room7="room7"} 
+    },
+  }
+}
+
+return plugin

util/xrforge.sh

@@ -19,6 +19,15 @@ download(){
     verify
   }
 
+  janusweb(){
+    version=1.7.4
+    test -f janusweb-${version}.tar.gz || {
+      wget "https://github.com/jbaicoianu/janusweb/releases/download/v${version}/janusweb-${version}.tar.gz"
+      tar -xvf janusweb-${version}.tar.gz
+      mv janusweb-${version} src/v
+    }
+  }
+
   "$@"
 }
 
@@ -28,4 +37,9 @@ build(){
   zip -r ../result/bin/xrforge.com * .lua .init.lua .args
 }
 
+rebuild(){
+  cd src
+  zip -r ../result/bin/xrforge.com .lua page plugin cmd css .init.lua .args
+}
+
 "$@"