--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iro/model/job.py	Tue Feb 07 01:56:59 2012 +0100
@@ -0,0 +1,92 @@
+import random
+from collections import MutableMapping
+
+from twisted.python import threadable
+
+from .schema import Job as DBJob
+from .dbdefer import dbdefer
+
+from iro.error import JobNotFound
+
+class Status:
+    '''status for one recipient'''
+    todo = 1
+    good = 2
+    error = 3
+    def __init__(self, job):
+        self.status = Status.todo
+        self.job = job
+        self.offer = None           #the offer over that this job was done
+        self.errtext = None         #the error text
+
+class Job:
+    '''One Job is a class that handles one job has multiple tasks'''
+    def __init__(self, user, recipients, message, offers, info=None):
+        self.dbjob = None       #Connection to mysql job element
+        self.message = message
+        self.recipients = recipients
+        self.offers = offers
+        self.info = info
+        self.tasks={}
+        self.user = user
+
+    def setStatus(task,status):
+        pass
+
+    def setError(task,err):
+        pass
+
+    @dbdefer
+    def registerJob(self, session, id):
+        self.id = id
+        u = session.merge(self.user)
+        self.dbjob=DBJob(hash=self.id, info=self.info, status="started")
+        u.jobs.append(self.dbjob)
+        session.commit()
+
+    @classmethod
+    @dbdefer
+    def fromDB(cls, session, id):
+        j = session.query(DBJob).filter_by(hash=id).first()
+        if not j:
+            raise JobNotFound
+        job = cls(j.user, [], None, None, j.info)
+        job.dbjob = j
+        job.id = j.hash
+        return job
+
+
+class Jobs(dict, MutableMapping):
+
+    synchronized = ['getNewId']
+
+    def create(self, user, recipients, message, offers, info=None):
+        job = Job(user, recipients, message, offers, info)
+        job.registerJob(id = self.getNewId())
+        self[job.id] = job
+        return job
+
+    @dbdefer
+    def getNewId(self, session):
+        while True:
+            id = ''.join([random.choice('0123456789abcdef') for i in range(40)])
+            if id not in self.keys():
+                self[id]=None
+                if not session.query(DBJob.hash).filter_by(hash=id).first():
+                    return id
+
+    def __getitem__(self, key):
+        try:
+            return dict.__getitem__(self, key)
+        except KeyError as e:
+            pass
+       
+        try:
+            self[key]=Job.fromDB(key)
+            return self[key]
+        except JobNotFound:
+            raise e
+
+threadable.synchronize(Jobs)
+
+jobs = Jobs()