basics for web setup

1 files changed, 84 insertions, 0 deletions

diff --git a/pyload/setup/dependencies.py b/pyload/setup/dependencies.py
new file mode 100644
index 000000000..53457de93
--- /dev/null
+++ b/pyload/setup/dependencies.py
@@ -0,0 +1,84 @@
+# -*- coding: utf-8 -*-
+
+# Provide gettext marker
+_ = lambda x: x
+
+
+def find_module(name):
+    from imp import find_module
+
+    try:
+        f, pathname, desc = find_module(name)
+        if f is not None:
+            f.close()
+        return True
+    except:
+        return False
+
+
+class Dependency(object):
+    name = None
+    optional = True
+    desc = None
+
+    @classmethod
+    def check(cls):
+        """  Returns (availability, version) as tuple """
+        inst = cls()
+        avail = inst.isStatisfied()
+        v = None
+        if avail:
+            v = inst.getVersion()
+
+        return avail, v
+
+    def isStatisfied(self):
+        raise NotImplementedError
+
+    def getVersion(self):
+        return None
+
+
+class Python(Dependency):
+    name = "Python"
+    optional = False
+
+    def isStatisfied(self):
+        # obviously
+        return True
+
+    def getVersion(self):
+        import sys
+
+        ".".join(str(v) for v in sys.version_info[:3])
+
+
+class JSON(Dependency):
+    name = "json"
+    optional = False
+
+    def isStatisfied(self):
+        # TODO
+        return True
+
+
+class PyCurl(Dependency):
+    name = "pycurl"
+    optional = False
+
+    def isStatisfied(self):
+        # TODO
+        return True
+
+
+class Sqlite(Dependency):
+    name = "sqlite"
+    optional = False
+
+    def isStatisfied(self):
+        # TODO
+        return True
+
+# TODO: ssl, crypto, image, tesseract, js
+
+deps = [x for x in locals().itervalues() if issubclass(x, Dependency) and x is not Dependency]
\ No newline at end of file