+#
+# Functions for interacting with the initscripts table in the database
+#
+# Tony Mack <tmack@cs.princeton.edu>
+# Copyright (C) 2006 The Trustees of Princeton University
+#
+#
+
+from types import StringTypes
+from PLC.Faults import *
+from PLC.Parameter import Parameter
+from PLC.Filter import Filter
+from PLC.Table import Row, Table
+
+class InitScript(Row):
+ """
+ Representation of a row in the initscripts table. To use,
+ instantiate with a dict of values.
+ """
+
+ table_name = 'initscripts'
+ primary_key = 'initscript_id'
+ join_tables = []
+ fields = {
+ 'initscript_id': Parameter(int, "Initscript identifier"),
+ 'name': Parameter(str, "Initscript name", max = 254),
+ 'enabled': Parameter(bool, "Initscript is active"),
+ 'script': Parameter(str, "Initscript"),
+ }
+
+ def validate_name(self, name):
+ """
+ validates the script name
+ """
+
+ conflicts = InitScripts(self.api, [name])
+ for initscript in conflicts:
+ if 'initscript_id' not in self or self['initscript_id'] != initscript['initscript_id']:
+ raise PLCInvalidArgument, "Initscript name already in use"
+
+ return name
+
+
+class InitScripts(Table):
+ """
+ Representation of the initscipts table in the database.
+ """
+
+ def __init__(self, api, initscript_filter = None, columns = None):
+ Table.__init__(self, api, InitScript, columns)
+
+ sql = "SELECT %s FROM initscripts WHERE True" % \
+ ", ".join(self.columns)
+
+ if initscript_filter is not None:
+ if isinstance(initscript_filter, (list, tuple, set)):
+ # Separate the list into integers and strings
+ ints = filter(lambda x: isinstance(x, (int, long)), initscript_filter)
+ strs = filter(lambda x: isinstance(x, StringTypes), initscript_filter)
+ initscript_filter = Filter(InitScript.fields, {'initscript_id': ints, 'name': strs })
+ sql += " AND (%s)" % initscript_filter.sql(api, "OR")
+ elif isinstance(initscript_filter, dict):
+ initscript_filter = Filter(InitScript.fields, initscript_filter)
+ sql += " AND (%s)" % initscript_filter.sql(api, "AND")
+
+ self.selectall(sql)