Début d’implémentation de l’upload par glisser / déposer dans les dossiers Plinn.

[Plinn.git] / Folder.py

diff --git a/Folder.py b/Folder.py
index 0e3804f..2458bf1 100644 (file)
--- a/Folder.py
+++ b/Folder.py
@@ -27,13 +27,13 @@ from OFS.CopySupport import CopyError, eNoData, _cb_decode, eInvalid, eNotFound,
                             eNotSupported, sanity_check, cookie_path
 from App.Dialogs import MessageDialog
 from zExceptions import BadRequest
+from zExceptions import Unauthorized
 import sys
 import warnings
 from cgi import escape
 from OFS import Moniker
 from ZODB.POSException import ConflictError
 import OFS.subscribers
-from webdav.NullResource import NullResource
 from zope.event import notify
 from zope.lifecycleevent import ObjectCopiedEvent
 try :
@@ -67,6 +67,11 @@ from utils import Message as _
 from utils import makeValidId
 from Globals import InitializeClass
 from AccessControl import ClassSecurityInfo
+from ZServer import LARGE_FILE_THRESHOLD
+from webdav.interfaces import IWriteLock
+from webdav.common import Locked
+from webdav.common import PreconditionFailed
+from zope.contenttype import guess_content_type
 
 
 class PlinnFolder(CMFCatalogAware, PortalFolder, DefaultDublinCoreImpl) :
@@ -84,20 +89,7 @@ class PlinnFolder(CMFCatalogAware, PortalFolder, DefaultDublinCoreImpl) :
     def __init__( self, id, title='' ) :
         PortalFolder.__init__(self, id)
         DefaultDublinCoreImpl.__init__(self, title = title)
-    
-    def __getitem__(self, key):
-        if key in self:
-            return self._getOb(key, None)
-        request = getattr(self, 'REQUEST', None)
-        if not isinstance(request, (str, NoneType)):
-            method=request.get('REQUEST_METHOD', 'GET')
-            if (request.maybe_webdav_client and
-                method not in ('GET', 'POST')):
-                id = makeValidId(self, key)
-                return NullResource(self, id, request).__of__(self)
-        raise KeyError, key
-    
-        
+            
     security.declarePublic('allowedContentTypes')
     def allowedContentTypes(self):
         """
@@ -295,6 +287,69 @@ class PlinnFolder(CMFCatalogAware, PortalFolder, DefaultDublinCoreImpl) :
         if REQUEST is not None:
             return self.folder_contents( # XXX: ick!
                 self, REQUEST, portal_status_message="Folder added")
+    
+    
+    security.declareProtected(AddPortalContent, 'put_upload')
+    def put_upload(self, REQUEST, RESPONSE):
+        """ Upload a content thru webdav put method.
+            The default behavior (NullRessource.PUT + PortalFolder.PUT_factory)
+            disallow files names with '_' at the begining.
+        """
+
+        self.dav__init(REQUEST, RESPONSE)
+
+        fileName = REQUEST.getHeader('X-File-Name', '')
+        validId = makeValidId(self, fileName, allow_dup=True)
+
+        ifhdr = REQUEST.get_header('If', '')
+        if self.wl_isLocked():
+            if ifhdr:
+                self.dav__simpleifhandler(REQUEST, RESPONSE, col=1)
+            else:
+                raise Locked
+        elif ifhdr:
+            raise PreconditionFailed
+
+        if int(REQUEST.get('CONTENT_LENGTH') or 0) > LARGE_FILE_THRESHOLD:
+            file = REQUEST['BODYFILE']
+            body = file.read(LARGE_FILE_THRESHOLD)
+            file.seek(0)
+        else:
+            body = REQUEST.get('BODY', '')
+
+        typ=REQUEST.get_header('content-type', None)
+        if typ is None:
+            typ, enc=guess_content_type(validId, body)
+
+        if self.checkIdAvailable(validId) :
+            ob = self.PUT_factory(validId, typ, body)
+            self._setObject(validId, ob)
+            ob = self._getOb(validId)
+            httpRespCode = 201
+        else :
+            httpRespCode = 200
+            ob = self._getOb(validId)
+
+        # We call _verifyObjectPaste with verify_src=0, to see if the
+        # user can create this type of object (and we don't need to
+        # check the clipboard.
+        try:
+            self._verifyObjectPaste(ob.__of__(self), 0)
+        except CopyError:
+             sMsg = 'Unable to create object of class %s in %s: %s' % \
+                    (ob.__class__, repr(self), sys.exc_info()[1],)
+             raise Unauthorized, sMsg
+
+        ob.PUT(REQUEST, RESPONSE)
+        ob.orig_name = fileName
+        
+        
+        ti = ob.getTypeInfo()
+        method_id = ti.queryMethodID('jsupload_snippet')
+        meth = method_id and getattr(ob, method_id) or (lambda : 'Not implemented')
+        RESPONSE.setStatus(httpRespCode)
+        RESPONSE.setHeader('Content-Type', 'text/xml;;charset=utf-8')
+        return '<fragment>%s></fragment>' % meth().strip()
 
     
 #   ## overload to maintain ownership if authenticated user has 'Manage portal' permission