send aggregated changes
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cb4ba86bac
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172
oml/changelog.py
172
oml/changelog.py
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@ -108,7 +108,7 @@ class Changelog(db.Model):
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c.revision = revision
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c.data = data
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args = json.loads(data)
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logger.debug('apply change from %s: %s', user.name, args)
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logger.debug('apply change from %s: %s(%s)', user.name, args[0], args[1:])
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if getattr(c, 'action_' + args[0])(user, timestamp, *args[1:]):
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logger.debug('change applied')
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state.db.session.add(c)
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@ -160,6 +160,7 @@ class Changelog(db.Model):
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i.modified = ts2datetime(timestamp)
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if user not in i.users:
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i.add_user(user)
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i.info['_from'] = user.id
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i.update()
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return True
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@ -167,12 +168,17 @@ class Changelog(db.Model):
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from user.models import Metadata
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m = Metadata.get_or_create(user.id, itemid)
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m.edit(meta)
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'''
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FIXME: "sometimes" update item too...
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#FIXME: "sometimes" update item too...
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from item.models import Item
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i = Item.get(itemid)
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i.edit(meta, ts2datetime(timestamp))
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'''
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if i:
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update = False
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if len(i.users) == 1 and user in i.users:
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update = True
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if i.info.get('_from') == user.id:
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update = True
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if update:
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i.edit(meta, ts2datetime(timestamp))
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return True
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def action_removeitem(self, user, timestamp, itemid):
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@ -194,6 +200,7 @@ class Changelog(db.Model):
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if name == '':
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return True
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l = List.create(user.id, name)
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trigger_event('addlist', {'id': l.public_id})
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return True
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def action_editlist(self, user, timestamp, name, new):
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@ -202,6 +209,7 @@ class Changelog(db.Model):
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if 'name' in new:
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l.name = new['name']
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l.save()
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trigger_event('editlist', {'id': l.public_id})
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return True
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def action_orderlists(self, user, timestamp, lists):
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@ -212,6 +220,7 @@ class Changelog(db.Model):
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l.index_ = idx
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l.save()
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idx += 1
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trigger_event('orderlists', {})
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return True
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def action_removelist(self, user, timestamp, name):
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@ -219,6 +228,7 @@ class Changelog(db.Model):
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l = List.get(user.id, name)
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if l:
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l.remove()
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trigger_event('removelist', {'id': l.public_id})
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return True
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def action_addlistitems(self, user, timestamp, name, ids):
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@ -289,3 +299,155 @@ class Changelog(db.Model):
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if m and m.timestamp < timestamp:
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m.reset()
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return True
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@classmethod
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def aggregated_changes(cls, since=None, user_id=None):
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from user.models import List
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if not user_id:
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user_id = settings.USER_ID
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qs = cls.query.filter_by(user_id=user_id)
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qs = Changelog.query.filter_by(user_id=user_id)
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if since:
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qs = qs.filter(Changelog.revision>=since)
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changes = {}
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orderlists = False
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for c in qs.order_by('timestamp'):
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revision = c.revision
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timestamp = c.timestamp
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data = json.loads(c.data)
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op = data[0]
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if op in ('editmeta', 'resetmeta'):
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continue
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action = changes.setdefault(op, {})
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if op == 'additem':
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item_id = data[1]
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info = data[2]
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action[item_id] = [revision, timestamp, info]
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if item_id in changes.get('removeitem', []):
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del changes['removeitem'][item_id]
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elif op == 'edititem':
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item_id = data[1]
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meta = data[2]
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if not item_id in action:
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action[item_id] = [revision, timestamp, meta]
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else:
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action[item_id][0] = revision
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action[item_id][1] = timestamp
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action[item_id][2].update(meta)
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elif op == 'removeitem':
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item_id = data[1]
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if item_id in changes.get('additem', []):
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del changes['additem'][item_id]
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else:
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action[item_id] = [revision, timestamp]
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if item_id in changes.get('edititem', []):
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del changes['edititem'][item_id]
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elif op == 'addlist':
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list_id = data[1]
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if list_id:
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ids = data[2] if len(data) > 2 else []
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action[list_id] = [revision, timestamp, ids]
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elif op == 'editlist':
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old_id = data[1]
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new_id = data[2]['name']
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r = revision
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if old_id not in changes.get('addlist', []):
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action[old_id] = [revision, timestamp, new_id]
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r += 1
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for a in ('addlist', 'addlistitems', 'removelistitems'):
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if a in changes and old_id in changes[a]:
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changes[a][new_id] = changes[a].pop(old_id)
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changes[a][new_id][0] = r
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elif op == 'orderlists':
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orderlists = True
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elif op == 'removelist':
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list_id = data[1]
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if list_id not in changes.get('addlist', []):
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action[list_id] = [revision, timestamp]
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for a in ('addlist', 'addlistitems', 'removelistitems'):
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if a in changes and list_id in changes[a]:
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del changes[a][list_id]
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elif op == 'addlistitems':
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list_id = data[1]
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if not list_id:
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continue
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listitems = data[2]
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if list_id not in action:
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action[list_id] = [revision, timestamp, []]
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action[list_id][0] = revision
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action[list_id][1] = timestamp
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action[list_id][2] += listitems
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#remove from removelistitems!
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if list_id in changes.get('remvelistitems', {}):
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changes['remvelistitems'][list_id] = [
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i for i in changes['remvelistitems'][list_id] if i not in listitems
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]
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elif op == 'removelistitems':
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list_id = data[1]
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listitems = data[2]
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#remove from additemlists
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removed = []
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if list_id in changes.get('addlistitems',{}):
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removed = [
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i for i in changes['addlistitems'][list_id] if i in listitems
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]
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changes['addlistitems'][list_id] = [
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i for i in changes['addlistitems'][list_id] if i not in listitems
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]
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#remove remaining items
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listitems = [
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i for i in listitems if i not in removed
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]
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if listitems:
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action[list_id] = [revision, timestamp, listitems]
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elif op == 'editusername':
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old_name = data[1]
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new_name = data[2]
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#fixme merge multiple edits
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action[old_name] = [revision, timestamp, new_name]
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elif op == 'editcontact':
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old_contact = data[1]
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new_contact = data[2]
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#fixme merge multiple edits
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action[old_contact] = [revision, timestamp, new_contact]
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pass
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elif op == 'addpeer':
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peer = data[1]
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info = data[2]
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action[peer] = [timestamp, info]
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if peer in changes.get('removepeer', []):
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del changes['removepeer'][peer]
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elif op == 'removepeer':
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peer = data[1]
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if peer in changes.get('addpeer', []):
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del changes['addpeer'][peer]
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else:
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action[peer] = [revision, timestamp, []]
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elif op == 'editmeta':
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pass
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elif op == 'resetmeta':
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pass
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else:
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print('unknonw action', data)
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_changes = []
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for op in list(changes):
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if not changes[op]:
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del changes[op]
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else:
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for id in changes[op]:
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data = changes[op][id]
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rv = data[0]
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ts = data[1]
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data = [op, id] + data[2:]
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_changes.append([rv, ts, json.dumps(data)])
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_changes.sort(key=lambda change: (change[0], change[1]))
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if orderlists:
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ids = [l.name for l in List.query.filter_by(user_id=user_id,type='static').order_by('index_') if l.name]
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if len(ids) > 1:
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_changes.append([-1, timestamp, ['orderlists', ids]])
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if _changes:
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r = revision - len(_changes) + 1
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for c in _changes:
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c[0] = r
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r += 1
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return _changes
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@ -132,7 +132,7 @@ def edit(data):
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for id in ids:
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item = models.Item.get(id)
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if item and item.json()['mediastate'] == 'available':
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item.edit(data)
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item.edit(data, reset_from=True)
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response = item.json()
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edited.append(id)
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else:
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@ -273,7 +273,7 @@ class Item(db.Model):
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'title'
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)
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def update_meta(self, data, modified=None):
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def update_meta(self, data, modified=None, reset_from=False):
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update = False
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record = {}
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for key in self.meta_keys:
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@ -286,6 +286,9 @@ class Item(db.Model):
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if key not in self.meta_keys:
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del self.meta[key]
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update = True
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if reset_from and '_from' in self.info:
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del self.info['_from']
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update = True
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if update:
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self.update(modified)
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self.save()
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@ -295,9 +298,9 @@ class Item(db.Model):
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if record and user in self.users:
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Changelog.record_ts(user, modified, 'edititem', self.id, record)
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def edit(self, data, modified=None):
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def edit(self, data, modified=None, reset_from=False):
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Scrape.query.filter_by(item_id=self.id).delete()
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self.update_meta(data, modified)
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self.update_meta(data, modified, reset_from=reset_from)
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for f in self.files.all():
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f.move()
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@ -23,6 +23,8 @@ def api_pullChanges(remote_id, user_id=None, from_=None, to=None):
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from_ = from_ or 0
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if user_id:
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return []
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return Changelog.aggregated_changes(from_)
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'''
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if not user_id:
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user_id = settings.USER_ID
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qs = Changelog.query.filter_by(user_id=user_id)
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@ -32,6 +34,7 @@ def api_pullChanges(remote_id, user_id=None, from_=None, to=None):
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qs = qs.filter(Changelog.revision<to)
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state.nodes.queue('add', remote_id)
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return [c.json() for c in qs]
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'''
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def api_pushChanges(user_id, changes):
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logger.debug('pushChanges no longer used, ignored')
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@ -75,7 +75,7 @@ if 'modules' in release and 'openmedialibrary' in release['modules']:
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else:
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MINOR_VERSION = 'git'
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NODE_PROTOCOL="0.4"
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NODE_PROTOCOL="0.5"
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VERSION="%s.%s" % (NODE_PROTOCOL, MINOR_VERSION)
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USER_AGENT = 'OpenMediaLibrary/%s' % VERSION
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