export sync code in utils, and add button to synchronize annotation on eventsessionview
authorymh <ymh.work@gmail.com>
Sat, 25 Oct 2014 05:43:01 +0200
changeset 66 658561ea9e65
parent 65 175826fb5b42
child 67 7db9c7ec691a
export sync code in utils, and add button to synchronize annotation on eventsessionview
annot-server/settings.py.tmpl
annot-server/utils.py
annot-server/webapp/admin.py
annot-server/webapp/templates/admin/sync_event_session.html
annot-server/webapp/templates/admin/sync_form.html
annot-server/websockets.py
client/gulpfile.js
utils/export_annotations.py
--- a/annot-server/settings.py.tmpl	Sat Oct 25 05:41:51 2014 +0200
+++ b/annot-server/settings.py.tmpl	Sat Oct 25 05:43:01 2014 +0200
@@ -9,3 +9,5 @@
 STATIC_URL = '/static'
 STATIC_ROOT = os.path.join(os.path.dirname(os.path.abspath(__file__)),'static')
 LDT_PLATFORM_BASE_URL = 'http://ldt.iri.centrepompidou.fr/ldtplatform'
+
+SYNC_POST_PARAM = {}
--- a/annot-server/utils.py	Sat Oct 25 05:41:51 2014 +0200
+++ b/annot-server/utils.py	Sat Oct 25 05:43:01 2014 +0200
@@ -4,6 +4,360 @@
 # Copyright (c) 2014 IRI
 #
 
+import bisect
+import datetime
+import json
+import logging
+import re
+import uuid
+
+from dateutil.parser import parse as parse_date_raw
+from dateutil.tz import tzutc
+
+from lxml import etree
+
+import requests
+
+
+logger = logging.getLogger(__name__)
 
 PIANOROLL_CHANNEL = 'PIANOROLL'
 ANNOTATION_CHANNEL = 'ANNOT'
+
+
+class AnnotationsSynchronizer(object):
+
+    LDT_CONTENT_REST_API_PATH = "api/ldt/1.0/contents/"
+    LDT_PROJECT_REST_API_PATH = "api/ldt/1.0/projects/"
+    DEFAULT_ANNOTATION_CHANNEL = 'ANNOT'
+
+    def parse_date(self, datestr):
+        res = parse_date_raw(datestr)
+        if res.tzinfo is None:
+            res = res.replace(tzinfo=tzutc())
+        return res
+
+    def find_delta(self, ts):
+        if self.deltas:
+            i = bisect.bisect_right(self.deltas, (ts+1,0))
+            if i:
+                return self.deltas[i-1]
+        return (0,0)
+
+
+    def get_filter(self):
+        res = []
+        if self.start_date:
+            res.append({'name': 'ts', 'op': ">=", 'val':self.start_date.isoformat() })
+        if self.end_date:
+            res.append({'name': 'ts', 'op': "<=", 'val':self.end_date.isoformat() })
+        if self.events:
+            res.append({'name': 'event_code', 'op': "in", 'val': self.events })
+        if self.channels:
+            res.append({'name': 'channel', 'op': "in", 'val': self.channels })
+        if self.user_whitelist:
+            res.append({'name': 'user', 'op': "in", 'val': self.user_whitelist })
+        return res
+
+
+    def build_annotation_iterator(self, params):
+        page = 0
+        page_nb = 1
+        while page < page_nb:
+            page += 1
+            params['page'] = page
+            resp = requests.get(self.annot_url, params=params, headers={'Content-Type': 'application/json'})
+            if resp.status_code != requests.codes.ok:
+                self.logger.debug("build_annotation_iterator : request %s : return code %r " % (resp.request.url, resp.status_code))
+                return
+            resp_json = resp.json()
+            page_nb = resp_json.get('total_pages', 1)
+            for item in resp_json.get('objects', []):
+                #TODO: add progress log
+                yield item
+
+
+
+    def __init__(self, start_date=None, end_date=None, duration=None, content_file=None,
+        content_file_write=None, project_id=None,
+        channels=[DEFAULT_ANNOTATION_CHANNEL], events=[], annot_url=None,
+        user_whitelist=None, post_param={}, deltas=None, base_url="http://ldt.iri.centrepompidou.fr/ldtplatform/",
+        content=None, content_id=None, video=None,
+        replace=True, merge=False, name="", batch_size=500,
+        filename="project.ldt", color="16763904", logger=logger):
+
+        self.logger = logger
+        self.base_url = base_url.rstrip("/")+"/" if base_url else base_url
+        self.deltas = deltas
+        self.post_param = {}
+        if isinstance(post_param, basestring):
+            self.post_param = json.loads(post_param)
+        elif post_param:
+            self.post_param = post_param
+
+        self.start_date = None
+        if start_date:
+            if isinstance(start_date, datetime.datetime):
+                self.start_date = start_date
+            else:
+                self.start_date = self.parse_date(str(start_date))
+
+        self.duration = duration
+        self.end_date = None
+        if end_date:
+            if isinstance(end_date, datetime.datetime):
+                self.end_date = end_date
+            else:
+                self.end_date= self.parse_date(str(end_date))
+
+        if end_date:
+            if isinstance(end_date, datetime.datetime):
+                self.end_date = end_date
+            else:
+                self.end_date= self.parse_date(str(end_date))
+        elif self.start_date and self.duration:
+            self.end_date = self.start_date + datetime.timedelta(seconds=self.duration)
+        elif self.start_date and self.base_url:
+            # get duration from api
+            content_url = self.base_url + AnnotationsSynchronizer.LDT_CONTENT_REST_API_PATH + content_id + "/?format=json"
+            self.logger.debug("get duration " + content_url) #@UndefinedVariable
+            r = requests.get(content_url, params=self.post_param)
+            self.logger.debug("get duration resp " + repr(r)) #@UndefinedVariable
+            self.duration = int(r.json()['duration'])
+            self.logger.debug("get duration " + repr(self.duration)) #@UndefinedVariable
+
+            self.end_date = self.start_date + datetime.timedelta(seconds=int(self.duration/1000))
+
+        if self.end_date and self.deltas:
+            self.end_date = self.end_date + datetime.timedelta(milliseconds=self.deltas[-1][1])
+
+        self.content_file = content_file
+        self.project_id = project_id
+        if self.project_id is not None:
+            self.content_file = self.base_url + AnnotationsSynchronizer.LDT_PROJECT_REST_API_PATH + self.project_id + "/?format=json"
+        self.content_file_write = content_file_write
+        if self.content_file_write is None and self.project_id:
+            self.content_file_write = self.content_file
+        self.channels = list(set(channels))
+        self.annot_url = annot_url
+        self.events = list(set(events))
+        self.user_whitelist_file = user_whitelist
+        if self.user_whitelist_file:
+            with open(user_whitelist_file, 'r+') as f:
+                self.user_whitelist = list(set([s.strip() for s in f]))
+        else:
+            self.user_whitelist = None
+        self.content = content
+        self.content_id = content_id
+        self.video = video
+        self.replace = replace
+        self.merge = merge
+        self.name = name
+        self.batch_size = batch_size
+        self.filename = filename
+        self.color = color
+
+    def export_annotations(self):
+
+        root = None
+        ensemble_parent = None
+
+        #to do : analyse situation ldt or iri ? filename set or not ?
+
+        if self.content_file and self.content_file.find("http://") == 0:
+
+            self.logger.debug("url : " + self.content_file) #@UndefinedVariable
+
+            r = requests.get(self.content_file, params=self.post_param)
+            self.logger.debug("url response " + repr(r) + " content " + repr(r.text)) #@UndefinedVariable
+            project = r.json()
+            text_match = re.match(r"\<\?\s*xml.*?\?\>(.*)", project['ldt'], re.I|re.S)
+            root = etree.fromstring(text_match.group(1) if text_match else project['ldt'])
+
+        elif self.content_file and os.path.exists(self.content_file):
+
+            doc = etree.parse(self.content_file)
+            root = doc.getroot()
+
+        content_id = None
+
+        if root is None:
+
+            root = etree.Element(u"iri")
+
+            project = etree.SubElement(root, u"project", {u"abstract":u"Annotations",u"title":u"Annotations", u"user":u"IRI Web", u"id":unicode(uuid.uuid4())})
+
+            medias = etree.SubElement(root, u"medias")
+            media = etree.SubElement(medias, u"media", {u"pict":u"", u"src":unicode(self.content), u"video":unicode(self.video), u"id":unicode(self.content_id), u"extra":u""})
+
+            annotations = etree.SubElement(root, u"annotations")
+            content = etree.SubElement(annotations, u"content", {u"id":unicode(self.content_id)})
+            ensemble_parent = content
+
+            content_id = self.content_id
+
+
+        if ensemble_parent is None:
+            file_type = None
+            for node in root:
+                if node.tag == "project":
+                    file_type = "ldt"
+                    break
+                elif node.tag == "head":
+                    file_type = "iri"
+                    break
+
+            if file_type == "ldt":
+                media_nodes = root.xpath("//media")
+                if len(media_nodes) > 0:
+                    media = media_nodes[0]
+                annotations_node = root.find(u"annotations")
+                if annotations_node is None:
+                    annotations_node = etree.SubElement(root, u"annotations")
+                content_node = annotations_node.find(u"content")
+                if content_node is None:
+                    content_node = etree.SubElement(annotations_node,u"content", id=media.get(u"id"))
+                ensemble_parent = content_node
+                content_id = content_node.get(u"id")
+                display_nodes = root.xpath("//displays/display/content[@id='%s']" % content_id)
+                if len(display_nodes) == 0:
+                    self.logger.info("No display node found. Will not update display")
+                    display_content_node = None
+                else:
+                    display_content_node = display_nodes[0]
+
+            elif file_type == "iri":
+                body_node = root.find(u"body")
+                if body_node is None:
+                    body_node = etree.SubElement(root, u"body")
+                ensembles_node = body_node.find(u"ensembles")
+                if ensembles_node is None:
+                    ensembles_node = etree.SubElement(body_node, u"ensembles")
+                ensemble_parent = ensembles_node
+                content_id = root.xpath("head/meta[@name='id']/@content")[0]
+                display_content_node = None
+
+
+        if ensemble_parent is None:
+            self.logger.error("Can not process file") #@UndefinedVariable
+            sys.exit()
+
+        if self.replace:
+            for ens in ensemble_parent.iterchildren(tag=u"ensemble"):
+                ens_id = ens.get("id","")
+                if ens_id.startswith("annot_"):
+                    ensemble_parent.remove(ens)
+                    # remove in display nodes
+                    if display_content_node is not None:
+                        for cut_display in display_content_node.iterchildren():
+                            if cut_display.get('idens','') == ens_id:
+                                display_content_node.remove(cut_display)
+
+        ensemble = None
+        elements = None
+
+        if self.merge:
+            for ens in ensemble_parent.findall(u"ensemble"):
+                if ens.get('id',"").startswith("annot_"):
+                    ensemble = ens
+                    break
+            if ensemble is not None:
+                elements = ensemble.find(u".//elements")
+                decoupage = ensemble.find(u"decoupage")
+
+        if ensemble is None or elements is None:
+            ensemble = etree.SubElement(ensemble_parent, u"ensemble", {u"id":u"annot_" + unicode(uuid.uuid4()), u"title":u"Ensemble Annotation", u"author":u"IRI Web", u"abstract":u"Ensemble Annotation"})
+            decoupage = etree.SubElement(ensemble, u"decoupage", {u"id": unicode(uuid.uuid4()), u"author": u"IRI Web"})
+
+            etree.SubElement(decoupage, u"title").text = unicode(self.name)
+            etree.SubElement(decoupage, u"abstract").text = unicode(self.name)
+
+            elements = etree.SubElement(decoupage, u"elements")
+
+        ensemble_id = ensemble.get('id', '')
+        decoupage_id = decoupage.get('id', '') if decoupage is not None else None
+
+
+        filters = self.get_filter()
+
+
+        params = { 'q':json.dumps({'filters':filters}), 'results_per_page': self.batch_size}
+
+
+        for annot in self.build_annotation_iterator(params):
+            annot_ts = self.parse_date(annot['ts'])
+            if self.start_date is None:
+                star_date = annot_ts
+            annot_ts_rel = annot_ts-self.start_date
+            annot_ts_rel_milli = int(round(annot_ts_rel.total_seconds()*1000))
+            d = self.find_delta(annot_ts_rel_milli)
+            if d[1] < 0:
+                continue
+            else :
+                annot_ts_rel_milli -= d[1]
+            annot_content = annot.get('content',{'category':'', 'user':None})
+
+            username = annot_content.get('user', 'anon.') or 'anon.'
+
+            category = annot_content.get('category', None)
+            if category is None:
+                continue
+
+            element = etree.SubElement(elements, u"element" , {u"id":annot.get('uuid', uuid.uuid4()), u"color":unicode(self.color), u"author":unicode(username), u"date":unicode(annot_ts.strftime("%Y/%m/%d")), u"begin": unicode(annot_ts_rel_milli), u"dur":u"0"})
+            etree.SubElement(element, u"title").text = unicode(username) + u": " + unicode(category.get('label', category.get('code', '')))
+            etree.SubElement(element, u"abstract").text = unicode(category.get('label', category.get('code', '')))
+
+            tags_node = etree.SubElement(element, u"tags")
+            etree.SubElement(tags_node,u"tag").text = category.get('code', '')
+
+            meta_element = etree.SubElement(element, u'meta')
+
+            polemics_element = etree.Element(u'polemics')
+            etree.SubElement(polemics_element, u'polemic').text = category.get('code', '')
+            meta_element.append(polemics_element)
+
+            etree.SubElement(meta_element, u"source", attrib={"url":self.annot_url + "/" + annot['uuid'], "mimetype":u"application/json"}).text = etree.CDATA(json.dumps(annot))
+
+        # sort by tc in
+        if self.merge :
+            # remove all elements and put them in a array
+            # sort them with tc
+            #put them back
+            elements[:] = sorted(elements,key=lambda n: int(n.get('begin')))
+
+        #add to display node
+        if display_content_node is not None:
+            display_dec = None
+            for dec in display_content_node.iterchildren(tag=u"decoupage"):
+                if dec.get('idens','') == ensemble_id and dec.get('id', '') == decoupage_id:
+                    display_dec = dec
+                    break
+            if display_dec is None and ensemble_id and decoupage_id:
+                etree.SubElement(display_content_node, u"decoupage", attrib={'idens': ensemble_id, 'id': decoupage_id, 'tagsSelect':''})
+
+        output_data = etree.tostring(root, encoding="utf-8", method="xml", pretty_print=False, xml_declaration=True)
+
+        if self.content_file_write and self.content_file_write.find("http://") == 0:
+
+            project["ldt"] = output_data
+            project['owner'] = project['owner'].replace('%7E','~')
+            project['contents'] = [c_url.replace('%7E','~') for c_url in project['contents']]
+
+            self.logger.debug("write http " + self.content_file_write) #@UndefinedVariable
+            self.logger.debug("write http " + repr(self.post_param)) #@UndefinedVariable
+            self.logger.debug("write http " + repr(project)) #@UndefinedVariable
+            r = requests.put(self.content_file_write, data=json.dumps(project), headers={'content-type':'application/json'}, params=self.post_param);
+            self.logger.debug("write http " + repr(r) + " content " + r.text) #@UndefinedVariable
+            if r.status_code != requests.codes.ok:  # @UndefinedVariable
+                r.raise_for_status()
+        else:
+            if self.content_file_write and os.path.exists(self.content_file_write):
+                dest_file_name = self.content_file_write
+            else:
+                dest_file_name = self.filename
+
+            self.logger.debug("WRITE : " + dest_file_name) #@UndefinedVariable
+            output = open(dest_file_name, "w")
+            output.write(output_data)
+            output.flush()
+            output.close()
--- a/annot-server/webapp/admin.py	Sat Oct 25 05:41:51 2014 +0200
+++ b/annot-server/webapp/admin.py	Sat Oct 25 05:43:01 2014 +0200
@@ -4,11 +4,14 @@
 #
 
 import json
+import logging
+from StringIO import StringIO
 import urllib
 
 from dateutil.tz import tzutc
 
-from flask.ext.admin import Admin
+from flask import url_for, render_template, request
+from flask.ext.admin import Admin, BaseView, expose
 from flask.ext.admin.contrib.sqla import ModelView
 from flask.ext.admin.contrib.sqla.form import AdminModelConverter
 from flask.ext.admin.contrib.sqla.filters import BooleanEqualFilter
@@ -19,9 +22,10 @@
 from wtforms import fields
 from wtforms.ext.dateutil import fields as dateutil_fields
 
+import config
 import database
 import models
-import config
+import utils
 from webapp import app
 
 admin = Admin(app)
@@ -41,10 +45,6 @@
     output = []
 
     for c in model.categories_json.get("categories",[]):
-        #if "subcategories" in c and len(c["subcategories"])>0:
-        #    for sc in c["subcategories"]:
-        #        output.append({"name": sc["code"],"keywords": [ sc["label"] ], "color" : sc["color"] })
-        #else:
         output.append({"name": c["code"] if "code" in c else "","keywords": [ c["label"] ], "color" : c["color"] })
 
     base_url = getattr(config,'LDT_PLATFORM_BASE_URL','') + "/ldt/embediframe/?"
@@ -62,6 +62,21 @@
 
     return Markup("<a href=\"%s\" target=\"_blank\">Lien</a> :<br/><input value=\"%s\"/><br/>Code embed :<input value=\"%s\"/>" % (url, url, embed))
 
+def build_sync_form(view, context, model, name):
+    # `view` is current administrative view
+    # `context` is instance of jinja2.runtime.Context
+    # `model` is model instance
+    # `name` is property name
+    if not model.project_id \
+        or not model.start_ts \
+        or not getattr(config,'LDT_PLATFORM_BASE_URL',None):
+        return ''
+
+    url = url_for('eventsessionview.sync')
+
+    return Markup(render_template('admin/sync_form.html', model=model, url=url))
+
+
 class StartTSField(dateutil_fields.DateTimeField):
     def __init__(self, *args, **kwargs):
         if 'display_format' not in kwargs:
@@ -118,9 +133,13 @@
     column_default_sort = ( models.Event.code, True)
     column_sortable_list = (('event', models.Event.code),)
     column_auto_select_related = True
-    column_list = ('event', 'project_id', 'order', 'categories_json', 'url')
+    column_list = ('event', 'project_id', 'order', 'categories_json', 'url', 'sync')
     column_filters = ('event',)
-    column_formatters = {'url': build_ldt_url, 'categories_json': lambda v, c, m, p: json.dumps(m.categories_json)[:80] if m.categories_json else ''}
+    column_formatters = {
+        'sync': build_sync_form,
+        'url': build_ldt_url,
+        'categories_json': lambda v, c, m, p: json.dumps(m.categories_json)[:80] if m.categories_json else ''
+    }
     form_overrides = { "start_ts": StartTSField, }
     form_widget_args = {
         'categories_json': {
@@ -140,6 +159,41 @@
     def __init__(self, session, **kwargs):
         super(EventSessionView, self).__init__(models.EventSession, session, **kwargs)
 
+    @expose("/sync/",methods=('POST', ))
+    def sync(self):
+        event_session = database.db_session.query(models.EventSession).filter_by(id=int(request.form['event_session_id'])).first()
+
+        if not event_session:
+            abort(404)
+
+        stream = StringIO()
+        handler = logging.StreamHandler(stream)
+        logger = logging.getLogger('sync_logger')
+        logger.setLevel(logging.DEBUG)
+        for h in logger.handlers:
+            logger.removeHandler(h)
+        logger.addHandler(handler)
+
+        sync_args = {
+            'start_date'   : event_session.start_ts,
+            'duration'     : event_session.duration or None,
+            'events'       : [event_session.event.code],
+            'channels'     : [utils.AnnotationsSynchronizer.DEFAULT_ANNOTATION_CHANNEL],
+            'project_id'   : event_session.project_id,
+            'annot_url'    : url_for('annotationapi0.annotationapi', _external=True),
+            'post_param'   : getattr(config, 'SYNC_POST_PARAM', {}),
+            'base_url'     : getattr(config, 'LDT_PLATFORM_BASE_URL', "http://ldt.iri.centrepompidou.fr/ldtplatform/"),
+            'replace'      : True,
+            'merge'        : False,
+            'batch_size'   : 500,
+            'logger'       : logger,
+        }
+
+        sync = utils.AnnotationsSynchronizer(**sync_args)
+        sync.export_annotations()
+        logs = [ line for line in stream.getvalue().split("\n")]
+
+        return self.render('admin/sync_event_session.html', event_session=event_session, sync_args=repr(sync_args), logs=logs)
 
 
 admin.add_view(EventView(database.db_session))
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/annot-server/webapp/templates/admin/sync_event_session.html	Sat Oct 25 05:43:01 2014 +0200
@@ -0,0 +1,17 @@
+{% extends 'admin/master.html' %}
+{% block body %}
+    <h3>Sync on project {{event_session.project_id}}</h3>
+
+    <h4>Sync arguments</h4>
+    <pre>
+        {{sync_args}}
+    </pre>
+
+    <h4>Logs</h4>
+    <pre>
+        {% for line in logs %}
+        {{line}}<br>
+        {% endfor %}
+    </pre>
+
+{% endblock %}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/annot-server/webapp/templates/admin/sync_form.html	Sat Oct 25 05:43:01 2014 +0200
@@ -0,0 +1,4 @@
+<form action="{{url}}" method="post">
+    <input type="hidden" name="event_session_id" value="{{model.id}}"/>
+    <button type="submit">Sync</button>
+</form>
--- a/annot-server/websockets.py	Sat Oct 25 05:41:51 2014 +0200
+++ b/annot-server/websockets.py	Sat Oct 25 05:43:01 2014 +0200
@@ -79,6 +79,12 @@
         self.event = event_ids[0]
         self._init_props(self.factory.ws_factory, self.factory.conn)
 
+    def clean_annot(self, annot):
+        if 'ts' in annot:
+            annot['ts'] = annot['ts'].isoformat()
+        if 'uuid' in annot:
+            annot['uuid'] = str(annot['uuid'])
+
     #TODO: add error handling
     def onMessage(self, payload, isBinary):
         if isBinary:
@@ -94,15 +100,13 @@
 
         def error_callback(failure):
             res = params.copy()
+            self.clean_annot(res)
             res['status'] = 'KO'
             res['failure'] = str(failure)
             self.sendMessage(json.dumps(res))
 
         def annot_callback(res):
-            if 'ts' in res:
-                res['ts'] = res['ts'].isoformat()+'Z'
-            if 'uuid' in res:
-                res['uuid'] = str(res['uuid'])
+            self.clean_annot(res)
             res['status'] = 'OK'
             self.sendMessage(json.dumps(res))
 
--- a/client/gulpfile.js	Sat Oct 25 05:41:51 2014 +0200
+++ b/client/gulpfile.js	Sat Oct 25 05:43:01 2014 +0200
@@ -59,6 +59,7 @@
   '!./bower_components/jquery/src/**/*',
   '!./bower_components/angular-bootstrap/ui-bootstrap.js',
   './bower_components/jquery/dist/jquery.js',
+  './bower_components/angular/angular.js',
   './bower_components/**/*.js'
 ];
 
--- a/utils/export_annotations.py	Sat Oct 25 05:41:51 2014 +0200
+++ b/utils/export_annotations.py	Sat Oct 25 05:43:01 2014 +0200
@@ -1,58 +1,18 @@
 #!/usr/bin/env python
 # coding=utf-8
 
-from lxml import etree
 import argparse
-import json
 import datetime
-import requests
-import os.path
-import re
 import sys
-import time
-import uuid #@UnresolvedImport
-from dateutil.parser import parse as parse_date_raw
-from dateutil.tz import tzutc
-import bisect
 import logging
 
-#class TweetExclude(object):
-#    def __init__(self, id):
-#        self.id = id
-#
-#    def __repr__(self):
-#        return "<TweetExclude(id=%d)>" % (self.id)
+from lxml import etree
 
-LDT_CONTENT_REST_API_PATH = "api/ldt/1.0/contents/"
-LDT_PROJECT_REST_API_PATH = "api/ldt/1.0/projects/"
-DEFAULT_ANNOTATION_CHANNEL = 'ANNOT'
-
-def parse_date(datestr):
-    res = parse_date_raw(datestr)
-    if res.tzinfo is None:
-        res = res.replace(tzinfo=tzutc())
-    return res
+import utils
 
 def get_logger():
     return logging.getLogger(__name__)
 
-
-def get_filter(start_date, end_date, events, channels, user_whitelist):
-    res = []
-    #TODO: check timezone...
-    if start_date:
-        res.append({'name': 'ts', 'op': ">=", 'val':start_date.isoformat() })
-    if end_date:
-        res.append({'name': 'ts', 'op': "<=", 'val':end_date.isoformat() })
-    if events:
-        res.append({'name': 'event_code', 'op': "in", 'val':events })
-    if channels:
-        res.append({'name': 'channel', 'op': "in", 'val':channels })
-    if user_whitelist:
-        res.append({'name': 'user', 'op': "in", 'val':user_whitelist })
-    return res
-
-
 def set_logging(options, plogger=None, queue=None):
 
     logging_config = {
@@ -124,12 +84,10 @@
                       help="video url", metavar="VIDEO")
     parser.add_argument("-i", "--content-id", dest="content_id",
                       help="Content id", metavar="CONTENT_ID")
-    parser.add_argument("-x", "--exclude", dest="exclude",
-                      help="file containing the id to exclude", metavar="EXCLUDE")
     parser.add_argument("-C", "--color", dest="color",
                       help="Color code", metavar="COLOR", default="16763904")
     parser.add_argument("-H", "--channel", dest="channels",
-                      help="Channel", metavar="CHANNEL", default=[DEFAULT_ANNOTATION_CHANNEL], action="append")
+                      help="Channel", metavar="CHANNEL", default=[utils.AnnotationsSynchronizer.DEFAULT_ANNOTATION_CHANNEL], action="append")
     parser.add_argument("-E", "--event", dest="events",
                       help="Event", metavar="EVENT", default=[], action="append")
     parser.add_argument("-D", "--duration", dest="duration", type=int,
@@ -160,13 +118,6 @@
     return (parser.parse_args(), parser)
 
 
-def find_delta(deltas, ts):
-    i = bisect.bisect_right(deltas, (ts+1,0))
-    if i:
-        return deltas[i-1]
-    return (0,0)
-
-
 def parse_duration(s):
     try:
         return int(s)
@@ -181,21 +132,6 @@
         }
         return int(round(datetime.timedelta(**time_params).total_seconds()*1000))
 
-def build_annotation_iterator(url, params, headers):
-    page = 0
-    page_nb = 1
-    while page < page_nb:
-        page += 1
-        params['page'] = page
-        resp = requests.get(url, params=params, headers=headers)
-        if resp.status_code != requests.codes.ok:
-            return
-        resp_json = resp.json()
-        page_nb = resp_json.get('total_pages', 1)
-        for item in resp_json.get('objects', []):
-            #TODO: add progress log
-            yield item
-
 
 if __name__ == "__main__" :
 
@@ -219,11 +155,6 @@
         parser.print_help()
         sys.exit(1)
 
-    user_whitelist_file = options.user_whitelist
-    user_whitelist = None
-
-    annotation_url = options.annot_url
-
     if options.listconf:
 
         parameters = []
@@ -235,8 +166,8 @@
                     params['content_file'] = snode.text
                     params['content_file_write'] = snode.text
                 elif snode.tag == "project_id":
-                    params['content_file'] = options.base_url + LDT_PROJECT_REST_API_PATH + snode.text + "/?format=json"
-                    params['content_file_write'] = options.base_url + LDT_PROJECT_REST_API_PATH + snode.text + "/?format=json"
+                    params['content_file'] = options.base_url + utils.AnnotationsSynchronizer.LDT_PROJECT_REST_API_PATH + snode.text + "/?format=json"
+                    params['content_file_write'] = options.base_url + utils.AnnotationsSynchronizer.LDT_PROJECT_REST_API_PATH + snode.text + "/?format=json"
                     params['project_id'] = snode.text
                 elif snode.tag == "start_date":
                     params['start_date'] = snode.text
@@ -256,7 +187,7 @@
             parameters.append(params)
     else:
         if options.project_id:
-            content_file = options.base_url + LDT_PROJECT_REST_API_PATH + options.project_id + "/?format=json"
+            content_file = options.base_url + utils.AnnotationsSynchronizer.LDT_PROJECT_REST_API_PATH + options.project_id + "/?format=json"
         else:
             content_file = options.content_file
         parameters = [{
@@ -269,255 +200,23 @@
             'content_file_write'    : content_file,
             'project_id'            : options.project_id
         }]
-    post_param = {}
-    if options.post_param:
-        post_param = json.loads(options.post_param)
 
     for params in parameters:
 
         get_logger().debug("PARAMETERS " + repr(params)) #@UndefinedVariable
 
-        start_date_str = params.get("start_date",None)
-        end_date_str = params.get("end_date", None)
-        duration = params.get("duration", None)
-        content_file = params.get("content_file", None)
-        content_file_write = params.get("content_file_write", None)
-        channels = list(set(params.get('channels', [DEFAULT_ANNOTATION_CHANNEL])))
-        events = list(set(params.get('events', [])))
-
-        if user_whitelist_file:
-            with open(user_whitelist_file, 'r+') as f:
-                user_whitelist = list(set([s.strip() for s in f]))
-
-        start_date = None
-        if start_date_str:
-            start_date= parse_date(start_date_str)
-
-
-        root = None
-        ensemble_parent = None
-
-        #to do : analyse situation ldt or iri ? filename set or not ?
-
-        if content_file and content_file.find("http") == 0:
-
-            get_logger().debug("url : " + content_file) #@UndefinedVariable
-
-            r = requests.get(content_file, params=post_param)
-            get_logger().debug("url response " + repr(r) + " content " + repr(r.text)) #@UndefinedVariable
-            project = r.json()
-            text_match = re.match(r"\<\?\s*xml.*?\?\>(.*)", project['ldt'], re.I|re.S)
-            root = etree.fromstring(text_match.group(1) if text_match else project['ldt'])
-
-        elif content_file and os.path.exists(content_file):
-
-            doc = etree.parse(content_file)
-            root = doc.getroot()
-
-        content_id = None
-
-        if root is None:
-
-            root = etree.Element(u"iri")
-
-            project = etree.SubElement(root, u"project", {u"abstract":u"Annotations",u"title":u"Annotations", u"user":u"IRI Web", u"id":unicode(uuid.uuid4())})
-
-            medias = etree.SubElement(root, u"medias")
-            media = etree.SubElement(medias, u"media", {u"pict":u"", u"src":unicode(options.content), u"video":unicode(options.video), u"id":unicode(options.content_id), u"extra":u""})
-
-            annotations = etree.SubElement(root, u"annotations")
-            content = etree.SubElement(annotations, u"content", {u"id":unicode(options.content_id)})
-            ensemble_parent = content
-
-            content_id = options.content_id
-
-
-        if ensemble_parent is None:
-            file_type = None
-            for node in root:
-                if node.tag == "project":
-                    file_type = "ldt"
-                    break
-                elif node.tag == "head":
-                    file_type = "iri"
-                    break
-
-            if file_type == "ldt":
-                media_nodes = root.xpath("//media")
-                if len(media_nodes) > 0:
-                    media = media_nodes[0]
-                annotations_node = root.find(u"annotations")
-                if annotations_node is None:
-                    annotations_node = etree.SubElement(root, u"annotations")
-                content_node = annotations_node.find(u"content")
-                if content_node is None:
-                    content_node = etree.SubElement(annotations_node,u"content", id=media.get(u"id"))
-                ensemble_parent = content_node
-                content_id = content_node.get(u"id")
-                display_nodes = root.xpath("//displays/display/content[@id='%s']" % content_id)
-                if len(display_nodes) == 0:
-                    get_logger().info("No display node found. Will not update display")
-                    display_content_node = None
-                else:
-                    display_content_node = display_nodes[0]
-
-            elif file_type == "iri":
-                body_node = root.find(u"body")
-                if body_node is None:
-                    body_node = etree.SubElement(root, u"body")
-                ensembles_node = body_node.find(u"ensembles")
-                if ensembles_node is None:
-                    ensembles_node = etree.SubElement(body_node, u"ensembles")
-                ensemble_parent = ensembles_node
-                content_id = root.xpath("head/meta[@name='id']/@content")[0]
-                display_content_node = None
-
-
-        if ensemble_parent is None:
-            get_logger().error("Can not process file") #@UndefinedVariable
-            sys.exit()
-
-        if options.replace:
-            for ens in ensemble_parent.iterchildren(tag=u"ensemble"):
-                ens_id = ens.get("id","")
-                if ens_id.startswith("annot_"):
-                    ensemble_parent.remove(ens)
-                    # remove in display nodes
-                    if display_content_node is not None:
-                        for cut_display in display_content_node.iterchildren():
-                            if cut_display.get('idens','') == ens_id:
-                                display_content_node.remove(cut_display)
-
-        ensemble = None
-        elements = None
+        sync_args = dict(vars(options))
+        sync_args.pop('cuts')
+        sync_args.pop('verbose')
+        sync_args.pop('quiet')
+        sync_args.pop('debug')
+        sync_args.pop('listconf')
+        sync_args.pop('logfile')
+        sync_args['deltas'] = deltas
+        sync_args['logger'] = get_logger()
+        sync_args.update(params)
 
-        if options.merge:
-            for ens in ensemble_parent.findall(u"ensemble"):
-                if ens.get('id',"").startswith("annot_"):
-                    ensemble = ens
-                    break
-            if ensemble is not None:
-                elements = ensemble.find(u".//elements")
-                decoupage = ensemble.find(u"decoupage")
-
-        if ensemble is None or elements is None:
-            ensemble = etree.SubElement(ensemble_parent, u"ensemble", {u"id":u"annot_" + unicode(uuid.uuid4()), u"title":u"Ensemble Annotation", u"author":u"IRI Web", u"abstract":u"Ensemble Annotation"})
-            decoupage = etree.SubElement(ensemble, u"decoupage", {u"id": unicode(uuid.uuid4()), u"author": u"IRI Web"})
-
-            etree.SubElement(decoupage, u"title").text = unicode(options.name)
-            etree.SubElement(decoupage, u"abstract").text = unicode(options.name)
-
-            elements = etree.SubElement(decoupage, u"elements")
-
-        ensemble_id = ensemble.get('id', '')
-        decoupage_id = decoupage.get('id', '') if decoupage is not None else None
-
-        end_date = None
-        if end_date_str:
-            end_date = parse_date(end_date_str)
-        elif start_date and duration:
-            end_date = start_date + datetime.timedelta(seconds=duration)
-        elif start_date and options.base_url:
-            # get duration from api
-            content_url = options.base_url + LDT_CONTENT_REST_API_PATH + content_id + "/?format=json"
-            get_logger().debug("get duration " + content_url) #@UndefinedVariable
-            r = requests.get(content_url, params=post_param)
-            get_logger().debug("get duration resp " + repr(r)) #@UndefinedVariable
-            duration = int(r.json()['duration'])
-            get_logger().debug("get duration " + repr(duration)) #@UndefinedVariable
-
-            end_date = start_date + datetime.timedelta(seconds=int(duration/1000))
-
-        if end_date and deltas:
-            end_date = end_date + datetime.timedelta(milliseconds=deltas[-1][1])
-
-
-        filters = get_filter(start_date, end_date, events, channels, user_whitelist)
-
-        headers = {'Content-Type': 'application/json'}
-
-        params = { 'q':json.dumps({'filters':filters}), 'results_per_page': options.batch_size}
-
-
-        for annot in build_annotation_iterator(annotation_url, params, headers):
-            annot_ts = parse_date(annot['ts'])
-            if start_date is None:
-                star_date = annot_ts
-            annot_ts_rel = annot_ts-start_date
-            annot_ts_rel_milli = int(round(annot_ts_rel.total_seconds()*1000))
-            if deltas:
-                d = find_delta(deltas, annot_ts_rel_milli)
-                if d[1] < 0:
-                    continue
-                else :
-                    annot_ts_rel_milli -= d[1]
-            annot_content = annot.get('content',{'category':'', 'user':None})
-
-            username = annot_content.get('user', 'anon.') or 'anon.'
+        get_logger().debug("SYNC ARGS " + repr(sync_args))
 
-            category = annot_content.get('category', None)
-            if category is None:
-                continue
-
-            element = etree.SubElement(elements, u"element" , {u"id":annot.get('uuid', uuid.uuid4()), u"color":unicode(options.color), u"author":unicode(username), u"date":unicode(annot_ts.strftime("%Y/%m/%d")), u"begin": unicode(annot_ts_rel_milli), u"dur":u"0"})
-            etree.SubElement(element, u"title").text = unicode(username) + u": " + unicode(category.get('label', category.get('code', '')))
-            etree.SubElement(element, u"abstract").text = unicode(category.get('label', category.get('code', '')))
-
-            tags_node = etree.SubElement(element, u"tags")
-            etree.SubElement(tags_node,u"tag").text = category.get('code', '')
-
-            meta_element = etree.SubElement(element, u'meta')
-
-            polemics_element = etree.Element(u'polemics')
-            etree.SubElement(polemics_element, u'polemic').text = category.get('code', '')
-            meta_element.append(polemics_element)
-
-            etree.SubElement(meta_element, u"source", attrib={"url":annotation_url + "/" + annot['uuid'], "mimetype":u"application/json"}).text = etree.CDATA(json.dumps(annot))
-
-        # sort by tc in
-        if options.merge :
-            # remove all elements and put them in a array
-            # sort them with tc
-            #put them back
-            elements[:] = sorted(elements,key=lambda n: int(n.get('begin')))
-
-        #add to display node
-        if display_content_node is not None:
-            display_dec = None
-            for dec in display_content_node.iterchildren(tag=u"decoupage"):
-                if dec.get('idens','') == ensemble_id and dec.get('id', '') == decoupage_id:
-                    display_dec = dec
-                    break
-            if display_dec is None and ensemble_id and decoupage_id:
-                etree.SubElement(display_content_node, u"decoupage", attrib={'idens': ensemble_id, 'id': decoupage_id, 'tagsSelect':''})
-
-        output_data = etree.tostring(root, encoding="utf-8", method="xml", pretty_print=False, xml_declaration=True)
-
-        if content_file_write and content_file_write.find("http") == 0:
-
-            project["ldt"] = output_data
-            project['owner'] = project['owner'].replace('%7E','~')
-            project['contents'] = [c_url.replace('%7E','~') for c_url in project['contents']]
-
-            post_param = {}
-            if options.post_param:
-                post_param = json.loads(options.post_param)
-
-            get_logger().debug("write http " + content_file_write) #@UndefinedVariable
-            get_logger().debug("write http " + repr(post_param)) #@UndefinedVariable
-            get_logger().debug("write http " + repr(project)) #@UndefinedVariable
-            r = requests.put(content_file_write, data=json.dumps(project), headers={'content-type':'application/json'}, params=post_param);
-            get_logger().debug("write http " + repr(r) + " content " + r.text) #@UndefinedVariable
-            if r.status_code != requests.codes.ok:  # @UndefinedVariable
-                r.raise_for_status()
-        else:
-            if content_file_write and os.path.exists(content_file_write):
-                dest_file_name = content_file_write
-            else:
-                dest_file_name = options.filename
-
-            get_logger().debug("WRITE : " + dest_file_name) #@UndefinedVariable
-            output = open(dest_file_name, "w")
-            output.write(output_data)
-            output.flush()
-            output.close()
+        sync = utils.AnnotationsSynchronizer(**sync_args)
+        sync.export_annotations()