performance upgrades

Client/helper.js

@@ -1,5 +1,9 @@
+function fetchback(url,cback){
+    fetch(url).then((request)=>request.json()).then((data)=>cback(data));
+}
+
 function interverse_data(url,cback){
-    url = interverse_proxy+"?url="+url
+    url = interverse_proxy+"/initial?url="+url
     fetch(url).then((response)=> {
         if (!response.ok){
             return {}

Client/index.html

@@ -15,6 +15,10 @@
 #interverse-details>*{
     margin:1rem;
 }
+#interverse-details img{
+        max-width:20vw;
+        max-height:50vh;
+    }
 #interverse-resource-groups{
     display: flex;
     flex-direction: row;
@@ -180,7 +184,7 @@ a{
         <template x-for="connection in Alpine.store('data')['connections']">
             <div class="interverse-connection">
                 <template x-if="Alpine.store(connection)['name']">
-                    <div x-on:click="initialize(connection)">
+                    <div x-on:click="initialize(connection)" class='interverse-connection-preview'>
                         <h3 x-text="Alpine.store(connection)['name']"></h3>
                         <template x-if="Alpine.store(connection)['image']!=''">
                             <img x-bind:src="Alpine.store(connection)['image']">
@@ -217,15 +221,23 @@ a{
         initialize(main_url);
     });
 
+    /*
+Alpine.store('data',data['main'])
+            for (c in data['connections']){
+                Alpine.store(c,data['connections'][c])
+            }
+    */
+
     function initialize(url) {
         Alpine.store("data", {});
         interverse_data(url.replace("https://",'').replace('http://','').replace('/',''), function (data) {
             console.log("Initializing interverse...")
-            Alpine.store('data',data['main'])
+            Alpine.store('data',data);
+        });
+        fetchback(interverse_proxy+'/complete?url='+url.replace("https://",'').replace('http://','').replace('/',''),function(data){
             for (c in data['connections']){
                 Alpine.store(c,data['connections'][c])
             }
-
         });
     }
 </script>

server/interverse-proxy.py

@@ -4,15 +4,27 @@ import simple_cache
 
 
 
-app = Flask('interverse-proxy')
 cache = simple_cache.Cache()
+print("Cache intitialized.")
+app = Flask('interverse-proxy')
+
+@app.route('/')
+def index():
+    return redirect("https://codeberg.org/gabe/Interverse",307)
+
+@app.route("/initial", methods=['GET'])
+def initial():
+    url = request.args.get('url')
+    if url == None:
+        return redirect("https://codeberg.org/gabe/Interverse",307)
+    data = cache.load_data(url)
+    return json.dumps(data)
 
-@app.route("/", methods=['GET'])
-def interverse_proxy():
+@app.route("/complete",methods=['GET'])
+def complete():
     url = request.args.get('url')
     if url == None:
         return redirect("https://codeberg.org/gabe/Interverse",307)
-        return "See <a href='https://codeberg.org/gabe/Interverse'>Interverse</a>"
     data = cache.get_interverse_data(url)
     return json.dumps(data)
 

server/simple_cache.py

@@ -1,28 +1,42 @@
-import requests,time,json
-ideal_delta = 60*5 #5 minutes
+import requests
+import time,json,os
+from joblib import Parallel, delayed
 
-crawler_header = {'User-agent': 'interverse-crawler','info':'https://libresolutions.network/videos/interverse-demo-1/'}
-schemes = ['http://','https://']
+ideal_delta = 60 * 15  # 15 minutes
+request_timeout = 0.
+cache_origin = 'https://libresolutions.network'
+
+
+
+crawler_header = {'User-agent': 'interverse-crawler',
+                  'info': 'https://libresolutions.network/videos/interverse-demo-1/'}
+schemes = ['https://']
 locations = [
     '/.well-known/discover.json',
     '/.well-known/interverse',
-    '/interverse.json',
-    '/discover.json'
-    ]
+    '/interverse.json'
+]
 
 
+def dictify(lst):
+    dat = {}
+    for i in lst:
+        if i != None:
+            dat[i['location']]=i
+    return dat
 
 class Cache:
-    def __init__(self,delta=None):
-        if delta==None:
+    def __init__(self, delta=None):
+        if delta == None:
             self.delta = ideal_delta
         else:
             self.delta = delta
-        self.links={}
+        self.links = {}
+        self.build_cache()
         # link = key:{data,time}
-    
 
-    def load_data(self,url):
+    def load_data(self, url):
+        print(f"Loading interverse data for :{url}")
         data = None
         t = time.time()
         if url in self.links:
@@ -32,53 +46,74 @@ class Cache:
         for s in schemes:
             for l in locations:
                 try:
-                    data = requests.get(s+url+l,headers=crawler_header,timeout=3).json()
+                    data = requests.get(
+                        s+url.replace(
+                        'https://', '').replace('http://', '').replace("/", '')+l, headers=crawler_header, timeout=1).json()
                     if l.find('discover'):
-                        #translate discover to interverse
-                        data = json.loads(json.dumps(data).replace("preview_connections","connection_groups"))
+                        # translate discover to interverse
+                        data = json.loads(json.dumps(data).replace(
+                            "preview_connections", "connection_groups"))
                     print(f"Interverse connection found at {l}")
-                    t = time.time() 
+                    t = time.time()
                     self.links[url] = {
-                        'time':t,
-                        'data':data,
+                        'time': t,
+                        'data': data,
                     }
-                
                     return data
                 except:
                     pass
         if data != None:
-            t = time.time() 
+            t = time.time()
             self.links[url] = {
-                'time':t,
-                'data':data,
+                'time': t+ideal_delta,
+                'data': data,
             }
-        
+
         if data == None:
-            #If no data is returned, wait longer before attempting again
+            # If no data is returned, wait longer before attempting again
             self.links[url] = {
-                'data':None,
-                'time':t+ideal_delta
+                'data': None,
+                'time': t+60*60 #1 hour
             }
         return data
-    def get_interverse_data(self,url):
+
+    def get_interverse_data(self, url):
         origin = self.load_data(url)
-        connections = {}
-        for con in origin['connections']:
-            dat = self.load_data(con.replace('https://','').replace('http://','').replace("/",''))
-            if dat != None:
-                connections[con] = dat
-        for g in origin['connection_groups']:
-            for con in origin['connection_groups'][g]:
-                dat = self.load_data(con.replace('https://','').replace('http://','').replace("/",''))
-                if dat != None:
-                    connections[con] = dat
-        return {
-            'main':origin,
-            'connections':connections
+        connections = []
+        try:
+            for con in origin['connections']:
+                connections.append(con)
+        except:
+            pass
+        try:
+            for g in origin['connection_groups']:
+                for con in origin['connection_groups'][g]:
+                    connections.append(con)
+        except:
+            pass
+        c = Parallel()(delayed(self.load_data)(i) for i in connections)
+        return{
+            'main': origin,
+            'connections': dictify(c)
         }
 
+    def build_cache(self):
+        print("Building cache..\nThis may take some time")
+        origin = self.load_data(cache_origin)
+        connections = []
+        try:
+            for con in origin['connections']:
+                connections.append(con)
+        except:
+            pass
+        try:
+            for g in origin['connection_groups']:
+                for con in origin['connection_groups'][g]:
+                    connections.append(con)
+        except:
+            pass
+        c = Parallel()(delayed(self.get_interverse_data)(i) for i in connections)
 
-if __name__ == '__main__':
-    c = Cache()
 
-        
+if __name__ == '__main__':
+    cache = Cache()

server/start.sh

@@ -0,0 +1,2 @@
+#! /bin/bash
+uwsgi --http 0.0.0.0:5000 -w interverse-proxy:app