1 files changed, 56 insertions, 0 deletions
diff --git a/trygvis/eda/cli/__init__.py b/trygvis/eda/cli/__init__.py
new file mode 100644
index 0000000..aa9e57e
--- /dev/null
+++ b/trygvis/eda/cli/__init__.py
@@ -0,0 +1,56 @@
+import sys
+import logging
+
+from rdflib import ConjunctiveGraph
+from rdflib import Graph
+from rdflib import store
+
+from ..digikey import rdf as digikey_rdf
+from ..kicad import rdf as kicad_rdf
+
+
+class CliException(Exception):
+    pass
+
+
+def init():
+    logging.basicConfig(level=logging.DEBUG)
+    pass
+
+
+def info(msg=None):
+    if msg is not None:
+        sys.stderr.write(msg)
+    sys.stderr.write("\n")
+
+
+def exit(msg=None):
+    sys.exit(msg)
+
+
+def open_database(path):
+    g = ConjunctiveGraph('Sleepycat')
+    rt = g.open(path, create=False)
+    if rt == store.NO_STORE:
+        info("Creating store in %s" % path)
+        g.open(path, create=True)
+    elif rt != store.VALID_STORE:
+        raise CliException("The database is corrupt: %s" % path)
+
+    return g
+
+
+def create_graph(digikey=False, kicad=False):
+    g = Graph()
+
+    if digikey:
+        g.bind("dk", digikey_rdf.DIGIKEY)
+        g.bind("dk-part", digikey_rdf.DIGIKEY_PART)
+        g.bind("dk-attr-type", digikey_rdf.DIGIKEY_ATTRIBUTE_TYPE)
+        g.bind("dk-attr-value", digikey_rdf.DIGIKEY_ATTRIBUTE_VALUE)
+        g.bind("dk-product-category", digikey_rdf.DIGIKEY_PRODUCT_CATEGORY)
+
+    if kicad:
+        g.bind("kicad", kicad_rdf.KICAD)
+        g.bind("kicad-type", kicad_rdf.KICAD_TYPE)
+    return g