add oxdjango to ox package

ox/django/decorators.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+
+try:
+    from django.contrib.auth.decorators import wraps
+except:
+    from django.utils.functional import wraps
+from shortcuts import render_to_json_response
+
+def login_required_json(function=None):
+    """
+    Decorator for views that checks that the user is logged in
+    return json error if not logged in.
+    """
+
+	def _wrapped_view(request, *args, **kwargs):
+		if request.user.is_authenticated():
+			return function(request, *args, **kwargs)
+		return render_to_json_response({'status': {'code': 401, 'text': 'login required'}})
+	return wraps(function)(_wrapped_view)
+

ox/django/fields.py

@@ -0,0 +1,76 @@
+import time
+
+from django.db import models
+from django.utils import simplejson as json
+
+
+def to_json(python_object):
+    if isinstance(python_object, time.struct_time):          
+        return {'__class__': 'time.asctime',
+                '__value__': time.asctime(python_object)}    
+    if isinstance(python_object, bytes):
+        return {'__class__': 'bytes',
+                '__value__': list(python_object)}
+    raise TypeError(repr(python_object) + ' is not JSON serializable')
+
+def from_json(json_object):                                  
+    if '__class__' in json_object:                            
+        if json_object['__class__'] == 'time.asctime':
+            return time.strptime(json_object['__value__'])    
+        if json_object['__class__'] == 'bytes':
+            return bytes(json_object['__value__'])            
+    return json_object
+    
+class DictField(models.TextField):
+    """DictField is a textfield that contains JSON-serialized dictionaries."""
+
+    # Used so to_python() is called
+    __metaclass__ = models.SubfieldBase
+
+    def to_python(self, value):
+        """Convert our string value to python after we load it from the DB"""
+        if isinstance(value, dict):
+            return value
+        try:
+            value = json.loads(value, object_hook=from_json)
+        except: #this is required to load fixtures
+            value = eval(value)
+        assert isinstance(value, dict)
+        return value
+
+    def get_db_prep_save(self, value):
+        """Convert our JSON object to a string before we save"""
+        assert isinstance(value, dict)
+        value = json.dumps(value, default=to_json)
+        return super(DictField, self).get_db_prep_save(value)
+
+class TupleField(models.TextField):
+    """TupleField is a textfield that contains JSON-serialized tuples."""
+
+    # Used so to_python() is called
+    __metaclass__ = models.SubfieldBase
+
+    def to_python(self, value):
+        """Convert our string value to JSON after we load it from the DB"""
+        if isinstance(value, tuple):
+            return value
+
+        try:
+            value = json.loads(value, object_hook=from_json)
+        except: #this is required to load fixtures
+            value = eval(value)
+        assert isinstance(value, list)
+        return tuple(value)
+
+    def get_db_prep_save(self, value):
+        """Convert our JSON object to a string before we save"""
+        assert isinstance(value, tuple)
+        value = json.dumps(value, default=to_json)
+        return super(TupleField, self).get_db_prep_save(value)
+
+try:
+    from south.modelsinspector import add_introspection_rules
+    add_introspection_rules([], ["^oxdjango\.fields\.DictField"])
+    add_introspection_rules([], ["^oxdjango\.fields\.TupleField"])
+except:
+    pass

ox/django/http.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+import os
+import mimetypes
+
+from django.http import HttpResponse, Http404
+from django.conf import settings
+
+
+def HttpFileResponse(path, content_type=None, filename=None):
+    if not os.path.exists(path):
+        raise Http404
+    if not content_type:
+        content_type = mimetypes.guess_type(path)[0]
+    if settings.XACCELREDIRECT:
+        response = HttpResponse()
+        response['Content-Length'] = os.stat(path).st_size
+        if path.startswith(settings.STATIC_ROOT):
+            path = settings.STATIC_URL + path[len(settings.STATIC_ROOT)+1:]
+        if path.startswith(settings.MEDIA_ROOT):
+            path = settings.MEDIA_URL + path[len(settings.MEDIA_ROOT)+1:]
+        response['X-Accel-Redirect'] = path
+        response['Content-Type'] = content_type
+    elif settings.XSENDFILE:
+        response = HttpResponse()
+        response['X-Sendfile'] = path
+        response['Content-Type'] = content_type
+        response['Content-Length'] = os.stat(path).st_size
+    else:
+        response = HttpResponse(open(path), content_type=content_type)
+    if filename:
+        response['Content-Disposition'] = 'attachment; filename="%s"' % filename
+    return response
+

ox/django/middleware.py

@@ -0,0 +1,15 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+
+from shortcuts import HttpErrorJson, render_to_json_response
+
+class ExceptionMiddleware(object):
+    def process_exception(self, request, exception):
+        if isinstance(exception, HttpErrorJson):     
+            return render_to_json_response(exception.response)          
+        return None
+
+class ChromeFrameMiddleware(object):
+    def process_response(self, request, response):
+        response['X-UA-Compatible'] = 'chrome=1'
+        return response

ox/django/monitor.py

@@ -0,0 +1,113 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+import os
+import sys
+import time
+import signal
+import threading
+import atexit
+import Queue
+
+_interval = 1.0
+_times = {}
+_files = []
+
+_running = False
+_queue = Queue.Queue()
+_lock = threading.Lock()
+
+def _restart(path):
+    _queue.put(True)
+    prefix = 'monitor (pid=%d):' % os.getpid()
+    print >> sys.stderr, '%s Change detected to \'%s\'.' % (prefix, path)
+    print >> sys.stderr, '%s Triggering process restart.' % prefix
+    os.kill(os.getpid(), signal.SIGINT)
+
+def _modified(path):
+    try:
+        # If path doesn't denote a file and were previously
+        # tracking it, then it has been removed or the file type
+        # has changed so force a restart. If not previously
+        # tracking the file then we can ignore it as probably
+        # pseudo reference such as when file extracted from a
+        # collection of modules contained in a zip file.
+
+        if not os.path.isfile(path):
+            return path in _times
+
+        # Check for when file last modified.
+
+        mtime = os.stat(path).st_mtime
+        if path not in _times:
+            _times[path] = mtime
+
+        # Force restart when modification time has changed, even
+        # if time now older, as that could indicate older file
+        # has been restored.
+
+        if mtime != _times[path]:
+            return True
+    except:
+        # If any exception occured, likely that file has been
+        # been removed just before stat(), so force a restart.
+
+        return True
+
+    return False
+
+def _monitor():
+    while 1:
+        # Check modification times on all files in sys.modules.
+
+        for module in sys.modules.values():
+            if not hasattr(module, '__file__'):
+                continue
+            path = getattr(module, '__file__')
+            if not path:
+                continue
+            if os.path.splitext(path)[1] in ['.pyc', '.pyo', '.pyd']:
+                path = path[:-1]
+            if _modified(path):
+                return _restart(path)
+
+        # Check modification times on files which have
+        # specifically been registered for monitoring.
+
+        for path in _files:
+            if _modified(path):
+                return _restart(path)
+
+        # Go to sleep for specified interval.
+
+        try:
+            return _queue.get(timeout=_interval)
+        except:
+            pass
+
+_thread = threading.Thread(target=_monitor)
+_thread.setDaemon(True)
+
+def _exiting():
+    try:
+        _queue.put(True)
+    except:
+        pass
+    _thread.join()
+
+atexit.register(_exiting)
+
+def track(path):
+    if not path in _files:
+        _files.append(path)
+
+def start(interval=1.0):
+    global _interval
+    if interval < _interval:
+        _interval = interval
+
+    global _running
+    _lock.acquire()
+    if not _running:
+        _running = True
+        _thread.start()
+    _lock.release()

ox/django/shortcuts.py

@@ -0,0 +1,38 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+from django.http import HttpResponse, Http404
+try:
+    import simplejson as json
+except ImportError:
+    from django.utils import simplejson as json
+from django.conf import settings
+
+class HttpErrorJson(Http404):
+    def __init__(self, response):
+        self.response = response
+
+def json_response(data={}, status=200, text='ok'):
+    return {'status': {'code': status, 'text': text}, 'data': data}
+
+def render_to_json_response(dictionary, content_type="text/json", status=200):
+    indent=None
+    if settings.DEBUG:
+        content_type = "text/javascript"
+        indent = 2
+    if settings.JSON_DEBUG:
+        print json.dumps(dictionary, indent=2)
+    if 'status' in dictionary and 'code' in dictionary['status']:
+			status = dictionary['status']['code']
+    return HttpResponse(json.dumps(dictionary, indent=indent),
+                        content_type=content_type, status=status)
+
+def get_object_or_404_json(klass, *args, **kwargs):
+    from django.shortcuts import _get_queryset
+    queryset = _get_queryset(klass)
+    try:
+        return queryset.get(*args, **kwargs)
+    except queryset.model.DoesNotExist:
+        response = {'status': {'code': 404,
+                               'text': '%s not found' % queryset.model._meta.object_name}}
+        raise HttpErrorJson(response)
+

ox/django/utils.py

@@ -0,0 +1,41 @@
+from django.http import HttpResponse,Http404
+from django.core.servers.basehttp import FileWrapper
+from django.conf import settings
+
+import mimetypes
+import os
+
+def basic_sendfile(fname,download_name=None):
+    if not os.path.exists(fname):
+        raise Http404
+
+    wrapper = FileWrapper(open(fname,"r"))
+
+    content_type = mimetypes.guess_type(fname)[0]
+    response = HttpResponse(wrapper, content_type=content_type)
+    response['Content-Length'] = os.path.getsize(fname)
+
+    if download_name:
+        response['Content-Disposition'] = "attachment; filename=%s"%download_name
+
+    return response
+
+def x_sendfile(fname,download_name=None):
+    if not os.path.exists(fname):
+        raise Http404
+
+    content_type = mimetypes.guess_type(fname)[0]
+    response = HttpResponse('', content_type=content_type)
+    response['Content-Length'] = os.path.getsize(fname)
+    response['X-Sendfile'] = fname
+
+    if download_name:
+        response['Content-Disposition'] = "attachment; filename=%s"%download_name
+
+    return response
+
+if getattr(settings,'SENDFILE',False) == 'x_sendfile':
+    sendfile = x_sendfile
+else:
+    sendfile = basic_sendfile
+

ox/django/widgets.py

@@ -0,0 +1,9 @@
+import django.newforms as forms
+from string import Template
+from django.utils.safestring import mark_safe
+
+class FirefoggWidget(forms.FileInput):
+  def render(self, name, value, attrs=None):
+    tpl = Template(u"""<h1>This should be a Firefogg widget for $name, current value: $value</h1>""")
+    return mark_safe(tpl.substitute(name=name, value=value))
+

ox/utils.py

@@ -2,11 +2,15 @@
 # vi:si:et:sw=4:sts=4:ts=4
 try:
     from django.utils.datetime_safe import datetime
-except:
+except ImportError:
     from datetime import datetime
 
 try:
     import simplejson as json
-except:
-    import json
+except ImportError:
+    try:
+        import json
+    except ImportError:
+        from django.utils import simplejson as json
+
 

setup.py

@@ -22,7 +22,7 @@ setup(
     url="http://code.0x2620.org/python-ox",
     download_url="http://code.0x2620.org/python-ox/download",
     license="GPLv3",
-    packages=['ox', 'ox.torrent', 'ox.web'],
+    packages=['ox', 'ox.django'. 'ox.torrent', 'ox.web'],
     install_requires=['chardet', 'feedparser'],
     keywords = [
     ],