Add token symbol metadata pointer

cic/attachment.py

@@ -44,7 +44,7 @@ class Attachment(Data):
         return self.contents
 
 
-    def process(self, token_address=None, writer=None):
+    def process(self, token_address=None, token_symbol=None, writer=None):
         if writer == None:
             writer = self.writer
 

cic/extension.py

@@ -95,6 +95,7 @@ class Extension:
         tasks = [] 
         self.token_address = self.resources['token']['reference']
        
+        # TODO: get token details when token address is not none
         if self.token_address == None:
             if self.token_details['code'] == None:
                 raise RuntimeError('neither token address nor token code has been set')
@@ -114,4 +115,4 @@ class Extension:
             logg.debug('ciceth adapter process {}'.format(task))
             r = getattr(self, 'process_' + task)(writer=writer)
 
-        return self.token_address
+        return (self.token_address, self.token_details['symbol'])

cic/meta.py

@@ -66,12 +66,18 @@ class Meta(Data):
                 }
 
     
-    def process(self, token_address=None, writer=None):
+    def process(self, token_address=None, token_symbol=None, writer=None):
         if writer == None:
             writer = self.writer
 
-        k = self.reference(token_address)
         v = json.dumps(self.asdict())
+
+        token_address_bytes = bytes.fromhex(strip_0x(token_address))
+        k = generate_metadata_pointer(token_address_bytes, MetadataPointer.TOKEN_META)
+        writer.write(k, v.encode('utf-8'))
+
+        token_symbol_bytes = token_symbol.encode('utf-8')
+        k = generate_metadata_pointer(token_symbol_bytes, MetadataPointer.TOKEN_META_SYMBOL)
         writer.write(k, v.encode('utf-8'))
 
         return (k, v)
@@ -91,5 +97,6 @@ class Meta(Data):
 class MetadataWriter(OutputWriter):
 
     def write(self, k, v):
-        rq = MetadataRequestsHandler(MetadataPointer.TOKEN_META, bytes.fromhex(k))
+        rq = MetadataRequestsHandler(MetadataPointer.NONE, bytes.fromhex(k))
         return rq.create(json.loads(v.decode('utf-8')))
+        rq = urllib.request.Request(self.path)

cic/processor.py

@@ -39,7 +39,7 @@ class Processor:
             ]
 
         for ext in self.extensions:
-            token_address = ext.process()
+            (token_address, token_symbol) = ext.process()
 
             for task in tasks:
                 a = self.cores.get(task)
@@ -47,5 +47,5 @@ class Processor:
                 if a == None:
                     logg.debug('skipping missing task receiver "{}"'.format(task))
                     continue
-                v = a.process(token_address=token_address, writer=self.__outputs_writer)
+                v = a.process(token_address=token_address, token_symbol=token_symbol, writer=self.__outputs_writer)
                 self.outputs.append(v)

cic/proof.py

@@ -99,7 +99,7 @@ class Proof(Data):
         return (hsh, hshs)
 
 
-    def process(self, token_address=None, writer=None):
+    def process(self, token_address=None, token_symbol=None, writer=None):
         if writer == None:
             writer = self.writer
 

requirements.txt

@@ -1,5 +1,5 @@
 funga-eth>=0.5.0a1,<0.6.0
-cic-types>=0.2.0a4,<=0.2.0
+cic-types>=0.2.1a1,<=0.2.1
 confini>=0.4.2rc3,<0.5.0
 chainlib>=0.0.10a3,<0.1.0
 cbor2==5.4.1