update template

template/calfbox/py/metadata.py

@@ -7,6 +7,8 @@ This file implements the JackIO Python side of Jack Medata as described here:
 
 """
 
+import os.path
+
 #get_thing
 from calfbox._cbox2 import do_cmd
 
@@ -97,3 +99,67 @@ class Metadata:
         """port is the portname as string including a client name System:out_1
         Name however is just the port name, without a client."""
         Metadata.set_property(port, "http://jackaudio.org/metadata/pretty-name", name)
+
+
+    @staticmethod
+    def _set_icon_name(port, freeDeskopIconName):
+        """Internal function used in set_icon_small and set_icon_large"""
+        if not os.path.splitext(freeDeskopIconName)[0] == freeDeskopIconName:
+            raise ValueEror(f"Icon name must not have a file extension. Expected {os.path.splitext(freeDeskopIconName)[0]} but was {freeDeskopIconName}")
+
+        if not os.path.basename(freeDeskopIconName) == freeDeskopIconName:
+            raise ValueError(f"Icon name must not be path. Expected {os.path.basename(freeDeskopIconName)} but was {freeDeskopIconName}")
+
+        self.set_property(port, "http://jackaudio.org/metadata/icon-name", freeDeskopIconName)
+
+
+    @staticmethod
+    def set_icon_small(port, freeDeskopIconName, base64png):
+        """ A value with a MIME type of "image/png;base64" that is an encoding of an
+        NxN (with 32 < N <= 128) image to be used when displaying a visual representation of that
+        client or port.
+
+        The name of the icon for the subject (typically client).
+        This is used for looking up icons on the system, possibly with many sizes or themes. Icons
+        should be searched for according to the freedesktop Icon
+        Theme Specification:
+        https://specifications.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html
+
+        The small icon of our JACK client.
+        Setting icons to ports seems to be technically possible, but this is not the function
+        for port-icons.
+
+        This function does not check if base64png has the correct format.
+
+        This also sets the name of the icon according to freedesktop specs.
+        The name is the basename without extension like so:
+        /usr/share/icons/hicolor/32x32/apps/patroneo.png -> "patroneo"
+        """
+
+        self.set_property(port, "http://jackaudio.org/metadata/icon-small", base64png, jackPropertyType="image/png;base64")
+        self._set_icon_name(port, freeDeskopIconName)
+
+    @staticmethod
+    def set_icon_large(base64png):
+        """ A value with a MIME type of "image/png;base64" that is an encoding of an
+        NxN (with N <=32) image to be used when displaying a visual representation of that client
+        or port.
+
+        The name of the icon for the subject (typically client).
+        This is used for looking up icons on the system, possibly with many sizes or themes. Icons
+        should be searched for according to the freedesktop Icon
+        Theme Specification:
+        https://specifications.freedesktop.org/icon-theme-spec/icon-theme-spec-latest.html
+
+        The large icon of our JACK client.
+        Setting icons to ports seems to be technically possible, but this is not the function
+        for port-icons.
+
+        This function does not check if base64png has the correct format.
+
+        This also sets the name of the icon according to freedesktop specs.
+        The name is the basename without extension like so:
+        /usr/share/icons/hicolor/32x32/apps/patroneo.png -> "patroneo"
+        """
+        self.set_property(port, "http://jackaudio.org/metadata/icon-large", base64png, jackPropertyType="image/png;base64")
+        self._set_icon_name(port, freeDeskopIconName)

template/documentation/build.py

@@ -28,6 +28,7 @@ from os import getcwd
 import os.path
 assert os.path.exists(os.path.join(getcwd(), __file__)), (getcwd(), __file__)
 import datetime
+import base64
 
 
 #Readme
@@ -136,5 +137,21 @@ command = f"help2man ../../{METADATA['shortName']} --no-info --include ../../doc
 subprocess.run(command, capture_output=True, text=True, shell=True)
 
 
+
+
+#Convert 32x32 and 128x128 icons to base64 utf8 strings for jack metadata
+txt_icon_32_base64_utf8 = os.path.join("../../engine/resources/", "icon_32_base64_utf8.txt")
+with open (txt_icon_32_base64_utf8, "w") as icon32txt:
+    with open("../../desktop/images/32x32.png", "rb") as icon32png:
+        icon32txt.write(base64.b64encode(icon32png.read()).decode('utf-8'))
+
+txt_icon_128_base64_utf8 = os.path.join("../../engine/resources/", "icon_128_base64_utf8.txt")
+with open (txt_icon_128_base64_utf8, "w") as icon128txt:
+    with open("../../desktop/images/128x128.png", "rb") as icon128png:
+        icon128txt.write(base64.b64encode(icon128png.read()).decode('utf-8'))
+
+
+#Done. Tell the world:
+
 #print ("Built /documentation. You still need to run /documentation/build-documentation.sh manually")
 print ("Built template part of documentation.")

template/engine/session.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python3
+#/bin/env python3
 # -*- coding: utf-8 -*-
 """
 Copyright 2021, Nils Hilbricht, Germany ( https://www.hilbricht.net )
@@ -27,6 +27,7 @@ import os.path
 import json
 import atexit
 from sys import exit as sysexit
+import base64 #for jack metadata icon
 
 #Third Party Modules
 from calfbox import cbox
@@ -34,6 +35,7 @@ from calfbox import cbox
 #Our Template Modules
 from .history import History
 from .duration import DB, DL, D1, D2, D4, D8, D16, D32, D64, D128, MAXIMUM_TICK_DURATION
+from ..start import PATHS
 
 #User Data
 from engine.config import *
@@ -114,6 +116,9 @@ class Session(object):
             logger.error("Will not load or save because: " + e.__repr__())
         if not self.data:
             self.data = Data(parentSession = self)
+
+        self.sendJackMetadataIcon()
+
         logger.info("New/Open session complete")
 
     def openFromJson(self, absoluteJsonFilePath):
@@ -183,3 +188,27 @@ class Session(object):
         logger.info("@atexit: Calfbox Audio stopped ")
         cbox.shutdown_engine()
         logger.info("@atexit: Calfbox Engine shutdown ")
+
+
+    def sendJackMetadataIcon(self):
+        """Convert our icon to base64 UTF-8 and send it to jack metadata.
+        Actually, the icon is already encoded in our codebase so we don't have to locate the file
+        on the users disk when installed
+
+        Sent once at the end of self.nsm_openOrNewCallback
+        """
+        #testData = "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"
+
+        logger.info("Sending program icons to jack metadata")
+
+        icon_32_base64_utf8 = os.path.join(PATHS["share"], "icon_32_base64_utf8.txt")
+        assert os.path.exists(icon_32_base64_utf8), icon_32_base64_utf8
+        with open(icon_32_base64_utf8, "r") as fSmall:
+            cbox.JackIO.Metadata.set_icon_small(fSmall.read())
+
+        icon_128_base64_utf8 = os.path.join(PATHS["share"], "icon_128_base64_utf8.txt")
+        assert os.path.exists(icon_128_base64_utf8), icon_128_base64_utf8
+        with open(icon_128_base64_utf8, "r") as fLarge:
+            cbox.JackIO.Metadata.set_icon_large(fLarge.read())
+
+        cbox.JackIO.Metadata.set_icon_name(METADATA["shortName"])

template/start.py

@@ -50,11 +50,11 @@ parser.add_argument("-V", "--verbose", action='store_true', help="(Development)
 args = parser.parse_args()
 
 import logging
-if args.verbose:
+if args.verbose: #development
-    logging.basicConfig(level=logging.INFO) #development
+    logging.basicConfig(level=logging.INFO, format='[' + METADATA["shortName"] + '] %(levelname)s %(asctime)s %(name)s: %(message)s',)
     #logging.getLogger().setLevel(logging.INFO) #development
-else:
+else: #production
-    logging.basicConfig(level=logging.ERROR) #production
+    logging.basicConfig(level=logging.ERROR, format='[' + METADATA["shortName"] + '] %(levelname)s %(asctime)s %(name)s: %(message)s',)
     #logging.getLogger().setLevel(logging.ERROR) #production
 
 logger = logging.getLogger(__name__)