diff --git a/synapse/rest/media/v1/_base.py b/synapse/rest/media/v1/_base.py
new file mode 100644
index 0000000000..b9600f2167
--- /dev/null
+++ b/synapse/rest/media/v1/_base.py
@@ -0,0 +1,110 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014-2016 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from synapse.http.server import respond_with_json, finish_request
+from synapse.api.errors import (
+ cs_error, Codes, SynapseError
+)
+
+from twisted.internet import defer
+from twisted.protocols.basic import FileSender
+
+from synapse.util.stringutils import is_ascii
+
+import os
+
+import logging
+import urllib
+import urlparse
+
+logger = logging.getLogger(__name__)
+
+
+def parse_media_id(request):
+ try:
+ # This allows users to append e.g. /test.png to the URL. Useful for
+ # clients that parse the URL to see content type.
+ server_name, media_id = request.postpath[:2]
+ file_name = None
+ if len(request.postpath) > 2:
+ try:
+ file_name = urlparse.unquote(request.postpath[-1]).decode("utf-8")
+ except UnicodeDecodeError:
+ pass
+ return server_name, media_id, file_name
+ except:
+ raise SynapseError(
+ 404,
+ "Invalid media id token %r" % (request.postpath,),
+ Codes.UNKNOWN,
+ )
+
+
+def respond_404(request):
+ respond_with_json(
+ request, 404,
+ cs_error(
+ "Not found %r" % (request.postpath,),
+ code=Codes.NOT_FOUND,
+ ),
+ send_cors=True
+ )
+
+
+@defer.inlineCallbacks
+def respond_with_file(request, media_type, file_path,
+ file_size=None, upload_name=None):
+ logger.debug("Responding with %r", file_path)
+
+ if os.path.isfile(file_path):
+ request.setHeader(b"Content-Type", media_type.encode("UTF-8"))
+ if upload_name:
+ if is_ascii(upload_name):
+ request.setHeader(
+ b"Content-Disposition",
+ b"inline; filename=%s" % (
+ urllib.quote(upload_name.encode("utf-8")),
+ ),
+ )
+ else:
+ request.setHeader(
+ b"Content-Disposition",
+ b"inline; filename*=utf-8''%s" % (
+ urllib.quote(upload_name.encode("utf-8")),
+ ),
+ )
+
+ # cache for at least a day.
+ # XXX: we might want to turn this off for data we don't want to
+ # recommend caching as it's sensitive or private - or at least
+ # select private. don't bother setting Expires as all our
+ # clients are smart enough to be happy with Cache-Control
+ request.setHeader(
+ b"Cache-Control", b"public,max-age=86400,s-maxage=86400"
+ )
+ if file_size is None:
+ stat = os.stat(file_path)
+ file_size = stat.st_size
+
+ request.setHeader(
+ b"Content-Length", b"%d" % (file_size,)
+ )
+
+ with open(file_path, "rb") as f:
+ yield FileSender().beginFileTransfer(f, request)
+
+ finish_request(request)
+ else:
+ respond_404(request)
diff --git a/synapse/rest/media/v1/base_resource.py b/synapse/rest/media/v1/base_resource.py
deleted file mode 100644
index 58ef91c0b8..0000000000
--- a/synapse/rest/media/v1/base_resource.py
+++ /dev/null
@@ -1,459 +0,0 @@
-# -*- coding: utf-8 -*-
-# Copyright 2014-2016 OpenMarket Ltd
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from .thumbnailer import Thumbnailer
-
-from synapse.http.matrixfederationclient import MatrixFederationHttpClient
-from synapse.http.server import respond_with_json, finish_request
-from synapse.util.stringutils import random_string
-from synapse.api.errors import (
- cs_error, Codes, SynapseError
-)
-
-from twisted.internet import defer, threads
-from twisted.web.resource import Resource
-from twisted.protocols.basic import FileSender
-
-from synapse.util.async import ObservableDeferred
-from synapse.util.stringutils import is_ascii
-from synapse.util.logcontext import preserve_context_over_fn
-
-import os
-
-import cgi
-import logging
-import urllib
-import urlparse
-
-logger = logging.getLogger(__name__)
-
-
-def parse_media_id(request):
- try:
- # This allows users to append e.g. /test.png to the URL. Useful for
- # clients that parse the URL to see content type.
- server_name, media_id = request.postpath[:2]
- file_name = None
- if len(request.postpath) > 2:
- try:
- file_name = urlparse.unquote(request.postpath[-1]).decode("utf-8")
- except UnicodeDecodeError:
- pass
- return server_name, media_id, file_name
- except:
- raise SynapseError(
- 404,
- "Invalid media id token %r" % (request.postpath,),
- Codes.UNKNOWN,
- )
-
-
-class BaseMediaResource(Resource):
- isLeaf = True
-
- def __init__(self, hs, filepaths):
- Resource.__init__(self)
- self.auth = hs.get_auth()
- self.client = MatrixFederationHttpClient(hs)
- self.clock = hs.get_clock()
- self.server_name = hs.hostname
- self.store = hs.get_datastore()
- self.max_upload_size = hs.config.max_upload_size
- self.max_image_pixels = hs.config.max_image_pixels
- self.filepaths = filepaths
- self.version_string = hs.version_string
- self.downloads = {}
- self.dynamic_thumbnails = hs.config.dynamic_thumbnails
- self.thumbnail_requirements = hs.config.thumbnail_requirements
-
- def _respond_404(self, request):
- respond_with_json(
- request, 404,
- cs_error(
- "Not found %r" % (request.postpath,),
- code=Codes.NOT_FOUND,
- ),
- send_cors=True
- )
-
- @staticmethod
- def _makedirs(filepath):
- dirname = os.path.dirname(filepath)
- if not os.path.exists(dirname):
- os.makedirs(dirname)
-
- def _get_remote_media(self, server_name, media_id):
- key = (server_name, media_id)
- download = self.downloads.get(key)
- if download is None:
- download = self._get_remote_media_impl(server_name, media_id)
- download = ObservableDeferred(
- download,
- consumeErrors=True
- )
- self.downloads[key] = download
-
- @download.addBoth
- def callback(media_info):
- del self.downloads[key]
- return media_info
- return download.observe()
-
- @defer.inlineCallbacks
- def _get_remote_media_impl(self, server_name, media_id):
- media_info = yield self.store.get_cached_remote_media(
- server_name, media_id
- )
- if not media_info:
- media_info = yield self._download_remote_file(
- server_name, media_id
- )
- defer.returnValue(media_info)
-
- @defer.inlineCallbacks
- def _download_remote_file(self, server_name, media_id):
- file_id = random_string(24)
-
- fname = self.filepaths.remote_media_filepath(
- server_name, file_id
- )
- self._makedirs(fname)
-
- try:
- with open(fname, "wb") as f:
- request_path = "/".join((
- "/_matrix/media/v1/download", server_name, media_id,
- ))
- length, headers = yield self.client.get_file(
- server_name, request_path, output_stream=f,
- max_size=self.max_upload_size,
- )
- media_type = headers["Content-Type"][0]
- time_now_ms = self.clock.time_msec()
-
- content_disposition = headers.get("Content-Disposition", None)
- if content_disposition:
- _, params = cgi.parse_header(content_disposition[0],)
- upload_name = None
-
- # First check if there is a valid UTF-8 filename
- upload_name_utf8 = params.get("filename*", None)
- if upload_name_utf8:
- if upload_name_utf8.lower().startswith("utf-8''"):
- upload_name = upload_name_utf8[7:]
-
- # If there isn't check for an ascii name.
- if not upload_name:
- upload_name_ascii = params.get("filename", None)
- if upload_name_ascii and is_ascii(upload_name_ascii):
- upload_name = upload_name_ascii
-
- if upload_name:
- upload_name = urlparse.unquote(upload_name)
- try:
- upload_name = upload_name.decode("utf-8")
- except UnicodeDecodeError:
- upload_name = None
- else:
- upload_name = None
-
- yield self.store.store_cached_remote_media(
- origin=server_name,
- media_id=media_id,
- media_type=media_type,
- time_now_ms=self.clock.time_msec(),
- upload_name=upload_name,
- media_length=length,
- filesystem_id=file_id,
- )
- except:
- os.remove(fname)
- raise
-
- media_info = {
- "media_type": media_type,
- "media_length": length,
- "upload_name": upload_name,
- "created_ts": time_now_ms,
- "filesystem_id": file_id,
- }
-
- yield self._generate_remote_thumbnails(
- server_name, media_id, media_info
- )
-
- defer.returnValue(media_info)
-
- @defer.inlineCallbacks
- def _respond_with_file(self, request, media_type, file_path,
- file_size=None, upload_name=None):
- logger.debug("Responding with %r", file_path)
-
- if os.path.isfile(file_path):
- request.setHeader(b"Content-Type", media_type.encode("UTF-8"))
- if upload_name:
- if is_ascii(upload_name):
- request.setHeader(
- b"Content-Disposition",
- b"inline; filename=%s" % (
- urllib.quote(upload_name.encode("utf-8")),
- ),
- )
- else:
- request.setHeader(
- b"Content-Disposition",
- b"inline; filename*=utf-8''%s" % (
- urllib.quote(upload_name.encode("utf-8")),
- ),
- )
-
- # cache for at least a day.
- # XXX: we might want to turn this off for data we don't want to
- # recommend caching as it's sensitive or private - or at least
- # select private. don't bother setting Expires as all our
- # clients are smart enough to be happy with Cache-Control
- request.setHeader(
- b"Cache-Control", b"public,max-age=86400,s-maxage=86400"
- )
- if file_size is None:
- stat = os.stat(file_path)
- file_size = stat.st_size
-
- request.setHeader(
- b"Content-Length", b"%d" % (file_size,)
- )
-
- with open(file_path, "rb") as f:
- yield FileSender().beginFileTransfer(f, request)
-
- finish_request(request)
- else:
- self._respond_404(request)
-
- def _get_thumbnail_requirements(self, media_type):
- return self.thumbnail_requirements.get(media_type, ())
-
- def _generate_thumbnail(self, input_path, t_path, t_width, t_height,
- t_method, t_type):
- thumbnailer = Thumbnailer(input_path)
- m_width = thumbnailer.width
- m_height = thumbnailer.height
-
- if m_width * m_height >= self.max_image_pixels:
- logger.info(
- "Image too large to thumbnail %r x %r > %r",
- m_width, m_height, self.max_image_pixels
- )
- return
-
- if t_method == "crop":
- t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
- elif t_method == "scale":
- t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
- else:
- t_len = None
-
- return t_len
-
- @defer.inlineCallbacks
- def _generate_local_exact_thumbnail(self, media_id, t_width, t_height,
- t_method, t_type):
- input_path = self.filepaths.local_media_filepath(media_id)
-
- t_path = self.filepaths.local_media_thumbnail(
- media_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
-
- t_len = yield preserve_context_over_fn(
- threads.deferToThread,
- self._generate_thumbnail,
- input_path, t_path, t_width, t_height, t_method, t_type
- )
-
- if t_len:
- yield self.store.store_local_thumbnail(
- media_id, t_width, t_height, t_type, t_method, t_len
- )
-
- defer.returnValue(t_path)
-
- @defer.inlineCallbacks
- def _generate_remote_exact_thumbnail(self, server_name, file_id, media_id,
- t_width, t_height, t_method, t_type):
- input_path = self.filepaths.remote_media_filepath(server_name, file_id)
-
- t_path = self.filepaths.remote_media_thumbnail(
- server_name, file_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
-
- t_len = yield preserve_context_over_fn(
- threads.deferToThread,
- self._generate_thumbnail,
- input_path, t_path, t_width, t_height, t_method, t_type
- )
-
- if t_len:
- yield self.store.store_remote_media_thumbnail(
- server_name, media_id, file_id,
- t_width, t_height, t_type, t_method, t_len
- )
-
- defer.returnValue(t_path)
-
- @defer.inlineCallbacks
- def _generate_local_thumbnails(self, media_id, media_info):
- media_type = media_info["media_type"]
- requirements = self._get_thumbnail_requirements(media_type)
- if not requirements:
- return
-
- input_path = self.filepaths.local_media_filepath(media_id)
- thumbnailer = Thumbnailer(input_path)
- m_width = thumbnailer.width
- m_height = thumbnailer.height
-
- if m_width * m_height >= self.max_image_pixels:
- logger.info(
- "Image too large to thumbnail %r x %r > %r",
- m_width, m_height, self.max_image_pixels
- )
- return
-
- local_thumbnails = []
-
- def generate_thumbnails():
- scales = set()
- crops = set()
- for r_width, r_height, r_method, r_type in requirements:
- if r_method == "scale":
- t_width, t_height = thumbnailer.aspect(r_width, r_height)
- scales.add((
- min(m_width, t_width), min(m_height, t_height), r_type,
- ))
- elif r_method == "crop":
- crops.add((r_width, r_height, r_type))
-
- for t_width, t_height, t_type in scales:
- t_method = "scale"
- t_path = self.filepaths.local_media_thumbnail(
- media_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
- t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
-
- local_thumbnails.append((
- media_id, t_width, t_height, t_type, t_method, t_len
- ))
-
- for t_width, t_height, t_type in crops:
- if (t_width, t_height, t_type) in scales:
- # If the aspect ratio of the cropped thumbnail matches a purely
- # scaled one then there is no point in calculating a separate
- # thumbnail.
- continue
- t_method = "crop"
- t_path = self.filepaths.local_media_thumbnail(
- media_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
- t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
- local_thumbnails.append((
- media_id, t_width, t_height, t_type, t_method, t_len
- ))
-
- yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails)
-
- for l in local_thumbnails:
- yield self.store.store_local_thumbnail(*l)
-
- defer.returnValue({
- "width": m_width,
- "height": m_height,
- })
-
- @defer.inlineCallbacks
- def _generate_remote_thumbnails(self, server_name, media_id, media_info):
- media_type = media_info["media_type"]
- file_id = media_info["filesystem_id"]
- requirements = self._get_thumbnail_requirements(media_type)
- if not requirements:
- return
-
- remote_thumbnails = []
-
- input_path = self.filepaths.remote_media_filepath(server_name, file_id)
- thumbnailer = Thumbnailer(input_path)
- m_width = thumbnailer.width
- m_height = thumbnailer.height
-
- def generate_thumbnails():
- if m_width * m_height >= self.max_image_pixels:
- logger.info(
- "Image too large to thumbnail %r x %r > %r",
- m_width, m_height, self.max_image_pixels
- )
- return
-
- scales = set()
- crops = set()
- for r_width, r_height, r_method, r_type in requirements:
- if r_method == "scale":
- t_width, t_height = thumbnailer.aspect(r_width, r_height)
- scales.add((
- min(m_width, t_width), min(m_height, t_height), r_type,
- ))
- elif r_method == "crop":
- crops.add((r_width, r_height, r_type))
-
- for t_width, t_height, t_type in scales:
- t_method = "scale"
- t_path = self.filepaths.remote_media_thumbnail(
- server_name, file_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
- t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
- remote_thumbnails.append([
- server_name, media_id, file_id,
- t_width, t_height, t_type, t_method, t_len
- ])
-
- for t_width, t_height, t_type in crops:
- if (t_width, t_height, t_type) in scales:
- # If the aspect ratio of the cropped thumbnail matches a purely
- # scaled one then there is no point in calculating a separate
- # thumbnail.
- continue
- t_method = "crop"
- t_path = self.filepaths.remote_media_thumbnail(
- server_name, file_id, t_width, t_height, t_type, t_method
- )
- self._makedirs(t_path)
- t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
- remote_thumbnails.append([
- server_name, media_id, file_id,
- t_width, t_height, t_type, t_method, t_len
- ])
-
- yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails)
-
- for r in remote_thumbnails:
- yield self.store.store_remote_media_thumbnail(*r)
-
- defer.returnValue({
- "width": m_width,
- "height": m_height,
- })
diff --git a/synapse/rest/media/v1/download_resource.py b/synapse/rest/media/v1/download_resource.py
index 1aad6b3551..9f69620772 100644
--- a/synapse/rest/media/v1/download_resource.py
+++ b/synapse/rest/media/v1/download_resource.py
@@ -13,7 +13,8 @@
# See the License for the specific language governing permissions and
# limitations under the License.
-from .base_resource import BaseMediaResource, parse_media_id
+from ._base import parse_media_id, respond_with_file, respond_404
+from twisted.web.resource import Resource
from synapse.http.server import request_handler
from twisted.web.server import NOT_DONE_YET
@@ -24,12 +25,24 @@ import logging
logger = logging.getLogger(__name__)
-class DownloadResource(BaseMediaResource):
+class DownloadResource(Resource):
+ isLeaf = True
+
+ def __init__(self, hs, media_repo):
+ Resource.__init__(self)
+
+ self.filepaths = media_repo.filepaths
+ self.media_repo = media_repo
+ self.server_name = hs.hostname
+ self.store = hs.get_datastore()
+ self.version_string = hs.version_string
+ self.clock = hs.get_clock()
+
def render_GET(self, request):
self._async_render_GET(request)
return NOT_DONE_YET
- @request_handler
+ @request_handler()
@defer.inlineCallbacks
def _async_render_GET(self, request):
server_name, media_id, name = parse_media_id(request)
@@ -44,7 +57,7 @@ class DownloadResource(BaseMediaResource):
def _respond_local_file(self, request, media_id, name):
media_info = yield self.store.get_local_media(media_id)
if not media_info:
- self._respond_404(request)
+ respond_404(request)
return
media_type = media_info["media_type"]
@@ -52,14 +65,14 @@ class DownloadResource(BaseMediaResource):
upload_name = name if name else media_info["upload_name"]
file_path = self.filepaths.local_media_filepath(media_id)
- yield self._respond_with_file(
+ yield respond_with_file(
request, media_type, file_path, media_length,
upload_name=upload_name,
)
@defer.inlineCallbacks
def _respond_remote_file(self, request, server_name, media_id, name):
- media_info = yield self._get_remote_media(server_name, media_id)
+ media_info = yield self.media_repo.get_remote_media(server_name, media_id)
media_type = media_info["media_type"]
media_length = media_info["media_length"]
@@ -70,7 +83,7 @@ class DownloadResource(BaseMediaResource):
server_name, filesystem_id
)
- yield self._respond_with_file(
+ yield respond_with_file(
request, media_type, file_path, media_length,
upload_name=upload_name,
)
diff --git a/synapse/rest/media/v1/media_repository.py b/synapse/rest/media/v1/media_repository.py
index 7dfb027dd1..d96bf9afe2 100644
--- a/synapse/rest/media/v1/media_repository.py
+++ b/synapse/rest/media/v1/media_repository.py
@@ -17,15 +17,400 @@ from .upload_resource import UploadResource
from .download_resource import DownloadResource
from .thumbnail_resource import ThumbnailResource
from .identicon_resource import IdenticonResource
+from .preview_url_resource import PreviewUrlResource
from .filepath import MediaFilePaths
from twisted.web.resource import Resource
+from .thumbnailer import Thumbnailer
+
+from synapse.http.matrixfederationclient import MatrixFederationHttpClient
+from synapse.util.stringutils import random_string
+
+from twisted.internet import defer, threads
+
+from synapse.util.async import ObservableDeferred
+from synapse.util.stringutils import is_ascii
+from synapse.util.logcontext import preserve_context_over_fn
+
+import os
+
+import cgi
import logging
+import urlparse
logger = logging.getLogger(__name__)
+class MediaRepository(object):
+ def __init__(self, hs, filepaths):
+ self.auth = hs.get_auth()
+ self.client = MatrixFederationHttpClient(hs)
+ self.clock = hs.get_clock()
+ self.server_name = hs.hostname
+ self.store = hs.get_datastore()
+ self.max_upload_size = hs.config.max_upload_size
+ self.max_image_pixels = hs.config.max_image_pixels
+ self.filepaths = filepaths
+ self.downloads = {}
+ self.dynamic_thumbnails = hs.config.dynamic_thumbnails
+ self.thumbnail_requirements = hs.config.thumbnail_requirements
+
+ @staticmethod
+ def _makedirs(filepath):
+ dirname = os.path.dirname(filepath)
+ if not os.path.exists(dirname):
+ os.makedirs(dirname)
+
+ @defer.inlineCallbacks
+ def create_content(self, media_type, upload_name, content, content_length,
+ auth_user):
+ media_id = random_string(24)
+
+ fname = self.filepaths.local_media_filepath(media_id)
+ self._makedirs(fname)
+
+ # This shouldn't block for very long because the content will have
+ # already been uploaded at this point.
+ with open(fname, "wb") as f:
+ f.write(content)
+
+ yield self.store.store_local_media(
+ media_id=media_id,
+ media_type=media_type,
+ time_now_ms=self.clock.time_msec(),
+ upload_name=upload_name,
+ media_length=content_length,
+ user_id=auth_user,
+ )
+ media_info = {
+ "media_type": media_type,
+ "media_length": content_length,
+ }
+
+ yield self._generate_local_thumbnails(media_id, media_info)
+
+ defer.returnValue("mxc://%s/%s" % (self.server_name, media_id))
+
+ def get_remote_media(self, server_name, media_id):
+ key = (server_name, media_id)
+ download = self.downloads.get(key)
+ if download is None:
+ download = self._get_remote_media_impl(server_name, media_id)
+ download = ObservableDeferred(
+ download,
+ consumeErrors=True
+ )
+ self.downloads[key] = download
+
+ @download.addBoth
+ def callback(media_info):
+ del self.downloads[key]
+ return media_info
+ return download.observe()
+
+ @defer.inlineCallbacks
+ def _get_remote_media_impl(self, server_name, media_id):
+ media_info = yield self.store.get_cached_remote_media(
+ server_name, media_id
+ )
+ if not media_info:
+ media_info = yield self._download_remote_file(
+ server_name, media_id
+ )
+ defer.returnValue(media_info)
+
+ @defer.inlineCallbacks
+ def _download_remote_file(self, server_name, media_id):
+ file_id = random_string(24)
+
+ fname = self.filepaths.remote_media_filepath(
+ server_name, file_id
+ )
+ self._makedirs(fname)
+
+ try:
+ with open(fname, "wb") as f:
+ request_path = "/".join((
+ "/_matrix/media/v1/download", server_name, media_id,
+ ))
+ length, headers = yield self.client.get_file(
+ server_name, request_path, output_stream=f,
+ max_size=self.max_upload_size,
+ )
+ media_type = headers["Content-Type"][0]
+ time_now_ms = self.clock.time_msec()
+
+ content_disposition = headers.get("Content-Disposition", None)
+ if content_disposition:
+ _, params = cgi.parse_header(content_disposition[0],)
+ upload_name = None
+
+ # First check if there is a valid UTF-8 filename
+ upload_name_utf8 = params.get("filename*", None)
+ if upload_name_utf8:
+ if upload_name_utf8.lower().startswith("utf-8''"):
+ upload_name = upload_name_utf8[7:]
+
+ # If there isn't check for an ascii name.
+ if not upload_name:
+ upload_name_ascii = params.get("filename", None)
+ if upload_name_ascii and is_ascii(upload_name_ascii):
+ upload_name = upload_name_ascii
+
+ if upload_name:
+ upload_name = urlparse.unquote(upload_name)
+ try:
+ upload_name = upload_name.decode("utf-8")
+ except UnicodeDecodeError:
+ upload_name = None
+ else:
+ upload_name = None
+
+ yield self.store.store_cached_remote_media(
+ origin=server_name,
+ media_id=media_id,
+ media_type=media_type,
+ time_now_ms=self.clock.time_msec(),
+ upload_name=upload_name,
+ media_length=length,
+ filesystem_id=file_id,
+ )
+ except:
+ os.remove(fname)
+ raise
+
+ media_info = {
+ "media_type": media_type,
+ "media_length": length,
+ "upload_name": upload_name,
+ "created_ts": time_now_ms,
+ "filesystem_id": file_id,
+ }
+
+ yield self._generate_remote_thumbnails(
+ server_name, media_id, media_info
+ )
+
+ defer.returnValue(media_info)
+
+ def _get_thumbnail_requirements(self, media_type):
+ return self.thumbnail_requirements.get(media_type, ())
+
+ def _generate_thumbnail(self, input_path, t_path, t_width, t_height,
+ t_method, t_type):
+ thumbnailer = Thumbnailer(input_path)
+ m_width = thumbnailer.width
+ m_height = thumbnailer.height
+
+ if m_width * m_height >= self.max_image_pixels:
+ logger.info(
+ "Image too large to thumbnail %r x %r > %r",
+ m_width, m_height, self.max_image_pixels
+ )
+ return
+
+ if t_method == "crop":
+ t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
+ elif t_method == "scale":
+ t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
+ else:
+ t_len = None
+
+ return t_len
+
+ @defer.inlineCallbacks
+ def generate_local_exact_thumbnail(self, media_id, t_width, t_height,
+ t_method, t_type):
+ input_path = self.filepaths.local_media_filepath(media_id)
+
+ t_path = self.filepaths.local_media_thumbnail(
+ media_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+
+ t_len = yield preserve_context_over_fn(
+ threads.deferToThread,
+ self._generate_thumbnail,
+ input_path, t_path, t_width, t_height, t_method, t_type
+ )
+
+ if t_len:
+ yield self.store.store_local_thumbnail(
+ media_id, t_width, t_height, t_type, t_method, t_len
+ )
+
+ defer.returnValue(t_path)
+
+ @defer.inlineCallbacks
+ def generate_remote_exact_thumbnail(self, server_name, file_id, media_id,
+ t_width, t_height, t_method, t_type):
+ input_path = self.filepaths.remote_media_filepath(server_name, file_id)
+
+ t_path = self.filepaths.remote_media_thumbnail(
+ server_name, file_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+
+ t_len = yield preserve_context_over_fn(
+ threads.deferToThread,
+ self._generate_thumbnail,
+ input_path, t_path, t_width, t_height, t_method, t_type
+ )
+
+ if t_len:
+ yield self.store.store_remote_media_thumbnail(
+ server_name, media_id, file_id,
+ t_width, t_height, t_type, t_method, t_len
+ )
+
+ defer.returnValue(t_path)
+
+ @defer.inlineCallbacks
+ def _generate_local_thumbnails(self, media_id, media_info):
+ media_type = media_info["media_type"]
+ requirements = self._get_thumbnail_requirements(media_type)
+ if not requirements:
+ return
+
+ input_path = self.filepaths.local_media_filepath(media_id)
+ thumbnailer = Thumbnailer(input_path)
+ m_width = thumbnailer.width
+ m_height = thumbnailer.height
+
+ if m_width * m_height >= self.max_image_pixels:
+ logger.info(
+ "Image too large to thumbnail %r x %r > %r",
+ m_width, m_height, self.max_image_pixels
+ )
+ return
+
+ local_thumbnails = []
+
+ def generate_thumbnails():
+ scales = set()
+ crops = set()
+ for r_width, r_height, r_method, r_type in requirements:
+ if r_method == "scale":
+ t_width, t_height = thumbnailer.aspect(r_width, r_height)
+ scales.add((
+ min(m_width, t_width), min(m_height, t_height), r_type,
+ ))
+ elif r_method == "crop":
+ crops.add((r_width, r_height, r_type))
+
+ for t_width, t_height, t_type in scales:
+ t_method = "scale"
+ t_path = self.filepaths.local_media_thumbnail(
+ media_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+ t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
+
+ local_thumbnails.append((
+ media_id, t_width, t_height, t_type, t_method, t_len
+ ))
+
+ for t_width, t_height, t_type in crops:
+ if (t_width, t_height, t_type) in scales:
+ # If the aspect ratio of the cropped thumbnail matches a purely
+ # scaled one then there is no point in calculating a separate
+ # thumbnail.
+ continue
+ t_method = "crop"
+ t_path = self.filepaths.local_media_thumbnail(
+ media_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+ t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
+ local_thumbnails.append((
+ media_id, t_width, t_height, t_type, t_method, t_len
+ ))
+
+ yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails)
+
+ for l in local_thumbnails:
+ yield self.store.store_local_thumbnail(*l)
+
+ defer.returnValue({
+ "width": m_width,
+ "height": m_height,
+ })
+
+ @defer.inlineCallbacks
+ def _generate_remote_thumbnails(self, server_name, media_id, media_info):
+ media_type = media_info["media_type"]
+ file_id = media_info["filesystem_id"]
+ requirements = self._get_thumbnail_requirements(media_type)
+ if not requirements:
+ return
+
+ remote_thumbnails = []
+
+ input_path = self.filepaths.remote_media_filepath(server_name, file_id)
+ thumbnailer = Thumbnailer(input_path)
+ m_width = thumbnailer.width
+ m_height = thumbnailer.height
+
+ def generate_thumbnails():
+ if m_width * m_height >= self.max_image_pixels:
+ logger.info(
+ "Image too large to thumbnail %r x %r > %r",
+ m_width, m_height, self.max_image_pixels
+ )
+ return
+
+ scales = set()
+ crops = set()
+ for r_width, r_height, r_method, r_type in requirements:
+ if r_method == "scale":
+ t_width, t_height = thumbnailer.aspect(r_width, r_height)
+ scales.add((
+ min(m_width, t_width), min(m_height, t_height), r_type,
+ ))
+ elif r_method == "crop":
+ crops.add((r_width, r_height, r_type))
+
+ for t_width, t_height, t_type in scales:
+ t_method = "scale"
+ t_path = self.filepaths.remote_media_thumbnail(
+ server_name, file_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+ t_len = thumbnailer.scale(t_path, t_width, t_height, t_type)
+ remote_thumbnails.append([
+ server_name, media_id, file_id,
+ t_width, t_height, t_type, t_method, t_len
+ ])
+
+ for t_width, t_height, t_type in crops:
+ if (t_width, t_height, t_type) in scales:
+ # If the aspect ratio of the cropped thumbnail matches a purely
+ # scaled one then there is no point in calculating a separate
+ # thumbnail.
+ continue
+ t_method = "crop"
+ t_path = self.filepaths.remote_media_thumbnail(
+ server_name, file_id, t_width, t_height, t_type, t_method
+ )
+ self._makedirs(t_path)
+ t_len = thumbnailer.crop(t_path, t_width, t_height, t_type)
+ remote_thumbnails.append([
+ server_name, media_id, file_id,
+ t_width, t_height, t_type, t_method, t_len
+ ])
+
+ yield preserve_context_over_fn(threads.deferToThread, generate_thumbnails)
+
+ for r in remote_thumbnails:
+ yield self.store.store_remote_media_thumbnail(*r)
+
+ defer.returnValue({
+ "width": m_width,
+ "height": m_height,
+ })
+
+
class MediaRepositoryResource(Resource):
"""File uploading and downloading.
@@ -74,7 +459,12 @@ class MediaRepositoryResource(Resource):
def __init__(self, hs):
Resource.__init__(self)
filepaths = MediaFilePaths(hs.config.media_store_path)
- self.putChild("upload", UploadResource(hs, filepaths))
- self.putChild("download", DownloadResource(hs, filepaths))
- self.putChild("thumbnail", ThumbnailResource(hs, filepaths))
+
+ media_repo = MediaRepository(hs, filepaths)
+
+ self.putChild("upload", UploadResource(hs, media_repo))
+ self.putChild("download", DownloadResource(hs, media_repo))
+ self.putChild("thumbnail", ThumbnailResource(hs, media_repo))
self.putChild("identicon", IdenticonResource())
+ if hs.config.url_preview_enabled:
+ self.putChild("preview_url", PreviewUrlResource(hs, media_repo))
diff --git a/synapse/rest/media/v1/preview_url_resource.py b/synapse/rest/media/v1/preview_url_resource.py
new file mode 100644
index 0000000000..37dd1de899
--- /dev/null
+++ b/synapse/rest/media/v1/preview_url_resource.py
@@ -0,0 +1,451 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from twisted.web.server import NOT_DONE_YET
+from twisted.internet import defer
+from twisted.web.resource import Resource
+
+from synapse.api.errors import (
+ SynapseError, Codes,
+)
+from synapse.util.stringutils import random_string
+from synapse.util.caches.expiringcache import ExpiringCache
+from synapse.http.client import SpiderHttpClient
+from synapse.http.server import (
+ request_handler, respond_with_json_bytes
+)
+from synapse.util.async import ObservableDeferred
+from synapse.util.stringutils import is_ascii
+
+import os
+import re
+import fnmatch
+import cgi
+import ujson as json
+import urlparse
+
+import logging
+logger = logging.getLogger(__name__)
+
+
+class PreviewUrlResource(Resource):
+ isLeaf = True
+
+ def __init__(self, hs, media_repo):
+ Resource.__init__(self)
+
+ self.auth = hs.get_auth()
+ self.clock = hs.get_clock()
+ self.version_string = hs.version_string
+ self.filepaths = media_repo.filepaths
+ self.max_spider_size = hs.config.max_spider_size
+ self.server_name = hs.hostname
+ self.store = hs.get_datastore()
+ self.client = SpiderHttpClient(hs)
+ self.media_repo = media_repo
+
+ self.url_preview_url_blacklist = hs.config.url_preview_url_blacklist
+
+ # simple memory cache mapping urls to OG metadata
+ self.cache = ExpiringCache(
+ cache_name="url_previews",
+ clock=self.clock,
+ # don't spider URLs more often than once an hour
+ expiry_ms=60 * 60 * 1000,
+ )
+ self.cache.start()
+
+ self.downloads = {}
+
+ def render_GET(self, request):
+ self._async_render_GET(request)
+ return NOT_DONE_YET
+
+ @request_handler()
+ @defer.inlineCallbacks
+ def _async_render_GET(self, request):
+
+ # XXX: if get_user_by_req fails, what should we do in an async render?
+ requester = yield self.auth.get_user_by_req(request)
+ url = request.args.get("url")[0]
+ if "ts" in request.args:
+ ts = int(request.args.get("ts")[0])
+ else:
+ ts = self.clock.time_msec()
+
+ url_tuple = urlparse.urlsplit(url)
+ for entry in self.url_preview_url_blacklist:
+ match = True
+ for attrib in entry:
+ pattern = entry[attrib]
+ value = getattr(url_tuple, attrib)
+ logger.debug((
+ "Matching attrib '%s' with value '%s' against"
+ " pattern '%s'"
+ ) % (attrib, value, pattern))
+
+ if value is None:
+ match = False
+ continue
+
+ if pattern.startswith('^'):
+ if not re.match(pattern, getattr(url_tuple, attrib)):
+ match = False
+ continue
+ else:
+ if not fnmatch.fnmatch(getattr(url_tuple, attrib), pattern):
+ match = False
+ continue
+ if match:
+ logger.warn(
+ "URL %s blocked by url_blacklist entry %s", url, entry
+ )
+ raise SynapseError(
+ 403, "URL blocked by url pattern blacklist entry",
+ Codes.UNKNOWN
+ )
+
+ # first check the memory cache - good to handle all the clients on this
+ # HS thundering away to preview the same URL at the same time.
+ og = self.cache.get(url)
+ if og:
+ respond_with_json_bytes(request, 200, json.dumps(og), send_cors=True)
+ return
+
+ # then check the URL cache in the DB (which will also provide us with
+ # historical previews, if we have any)
+ cache_result = yield self.store.get_url_cache(url, ts)
+ if (
+ cache_result and
+ cache_result["download_ts"] + cache_result["expires"] > ts and
+ cache_result["response_code"] / 100 == 2
+ ):
+ respond_with_json_bytes(
+ request, 200, cache_result["og"].encode('utf-8'),
+ send_cors=True
+ )
+ return
+
+ # Ensure only one download for a given URL is active at a time
+ download = self.downloads.get(url)
+ if download is None:
+ download = self._download_url(url, requester.user)
+ download = ObservableDeferred(
+ download,
+ consumeErrors=True
+ )
+ self.downloads[url] = download
+
+ @download.addBoth
+ def callback(media_info):
+ del self.downloads[url]
+ return media_info
+ media_info = yield download.observe()
+
+ # FIXME: we should probably update our cache now anyway, so that
+ # even if the OG calculation raises, we don't keep hammering on the
+ # remote server. For now, leave it uncached to aid debugging OG
+ # calculation problems
+
+ logger.debug("got media_info of '%s'" % media_info)
+
+ if self._is_media(media_info['media_type']):
+ dims = yield self.media_repo._generate_local_thumbnails(
+ media_info['filesystem_id'], media_info
+ )
+
+ og = {
+ "og:description": media_info['download_name'],
+ "og:image": "mxc://%s/%s" % (
+ self.server_name, media_info['filesystem_id']
+ ),
+ "og:image:type": media_info['media_type'],
+ "matrix:image:size": media_info['media_length'],
+ }
+
+ if dims:
+ og["og:image:width"] = dims['width']
+ og["og:image:height"] = dims['height']
+ else:
+ logger.warn("Couldn't get dims for %s" % url)
+
+ # define our OG response for this media
+ elif self._is_html(media_info['media_type']):
+ # TODO: somehow stop a big HTML tree from exploding synapse's RAM
+
+ from lxml import etree
+
+ file = open(media_info['filename'])
+ body = file.read()
+ file.close()
+
+ # clobber the encoding from the content-type, or default to utf-8
+ # XXX: this overrides any <meta/> or XML charset headers in the body
+ # which may pose problems, but so far seems to work okay.
+ match = re.match(r'.*; *charset=(.*?)(;|$)', media_info['media_type'], re.I)
+ encoding = match.group(1) if match else "utf-8"
+
+ try:
+ parser = etree.HTMLParser(recover=True, encoding=encoding)
+ tree = etree.fromstring(body, parser)
+ og = yield self._calc_og(tree, media_info, requester)
+ except UnicodeDecodeError:
+ # blindly try decoding the body as utf-8, which seems to fix
+ # the charset mismatches on https://google.com
+ parser = etree.HTMLParser(recover=True, encoding=encoding)
+ tree = etree.fromstring(body.decode('utf-8', 'ignore'), parser)
+ og = yield self._calc_og(tree, media_info, requester)
+
+ else:
+ logger.warn("Failed to find any OG data in %s", url)
+ og = {}
+
+ logger.debug("Calculated OG for %s as %s" % (url, og))
+
+ # store OG in ephemeral in-memory cache
+ self.cache[url] = og
+
+ # store OG in history-aware DB cache
+ yield self.store.store_url_cache(
+ url,
+ media_info["response_code"],
+ media_info["etag"],
+ media_info["expires"],
+ json.dumps(og),
+ media_info["filesystem_id"],
+ media_info["created_ts"],
+ )
+
+ respond_with_json_bytes(request, 200, json.dumps(og), send_cors=True)
+
+ @defer.inlineCallbacks
+ def _calc_og(self, tree, media_info, requester):
+ # suck our tree into lxml and define our OG response.
+
+ # if we see any image URLs in the OG response, then spider them
+ # (although the client could choose to do this by asking for previews of those
+ # URLs to avoid DoSing the server)
+
+ # "og:type" : "video",
+ # "og:url" : "https://www.youtube.com/watch?v=LXDBoHyjmtw",
+ # "og:site_name" : "YouTube",
+ # "og:video:type" : "application/x-shockwave-flash",
+ # "og:description" : "Fun stuff happening here",
+ # "og:title" : "RemoteJam - Matrix team hack for Disrupt Europe Hackathon",
+ # "og:image" : "https://i.ytimg.com/vi/LXDBoHyjmtw/maxresdefault.jpg",
+ # "og:video:url" : "http://www.youtube.com/v/LXDBoHyjmtw?version=3&autohide=1",
+ # "og:video:width" : "1280"
+ # "og:video:height" : "720",
+ # "og:video:secure_url": "https://www.youtube.com/v/LXDBoHyjmtw?version=3",
+
+ og = {}
+ for tag in tree.xpath("//*/meta[starts-with(@property, 'og:')]"):
+ og[tag.attrib['property']] = tag.attrib['content']
+
+ # TODO: grab article: meta tags too, e.g.:
+
+ # "article:publisher" : "https://www.facebook.com/thethudonline" />
+ # "article:author" content="https://www.facebook.com/thethudonline" />
+ # "article:tag" content="baby" />
+ # "article:section" content="Breaking News" />
+ # "article:published_time" content="2016-03-31T19:58:24+00:00" />
+ # "article:modified_time" content="2016-04-01T18:31:53+00:00" />
+
+ if 'og:title' not in og:
+ # do some basic spidering of the HTML
+ title = tree.xpath("(//title)[1] | (//h1)[1] | (//h2)[1] | (//h3)[1]")
+ og['og:title'] = title[0].text.strip() if title else None
+
+ if 'og:image' not in og:
+ # TODO: extract a favicon failing all else
+ meta_image = tree.xpath(
+ "//*/meta[translate(@itemprop, 'IMAGE', 'image')='image']/@content"
+ )
+ if meta_image:
+ og['og:image'] = self._rebase_url(meta_image[0], media_info['uri'])
+ else:
+ # TODO: consider inlined CSS styles as well as width & height attribs
+ images = tree.xpath("//img[@src][number(@width)>10][number(@height)>10]")
+ images = sorted(images, key=lambda i: (
+ -1 * int(i.attrib['width']) * int(i.attrib['height'])
+ ))
+ if not images:
+ images = tree.xpath("//img[@src]")
+ if images:
+ og['og:image'] = images[0].attrib['src']
+
+ # pre-cache the image for posterity
+ # FIXME: it might be cleaner to use the same flow as the main /preview_url request
+ # itself and benefit from the same caching etc. But for now we just rely on the
+ # caching on the master request to speed things up.
+ if 'og:image' in og and og['og:image']:
+ image_info = yield self._download_url(
+ self._rebase_url(og['og:image'], media_info['uri']), requester.user
+ )
+
+ if self._is_media(image_info['media_type']):
+ # TODO: make sure we don't choke on white-on-transparent images
+ dims = yield self.media_repo._generate_local_thumbnails(
+ image_info['filesystem_id'], image_info
+ )
+ if dims:
+ og["og:image:width"] = dims['width']
+ og["og:image:height"] = dims['height']
+ else:
+ logger.warn("Couldn't get dims for %s" % og["og:image"])
+
+ og["og:image"] = "mxc://%s/%s" % (
+ self.server_name, image_info['filesystem_id']
+ )
+ og["og:image:type"] = image_info['media_type']
+ og["matrix:image:size"] = image_info['media_length']
+ else:
+ del og["og:image"]
+
+ if 'og:description' not in og:
+ meta_description = tree.xpath(
+ "//*/meta"
+ "[translate(@name, 'DESCRIPTION', 'description')='description']"
+ "/@content")
+ if meta_description:
+ og['og:description'] = meta_description[0]
+ else:
+ # grab any text nodes which are inside the <body/> tag...
+ # unless they are within an HTML5 semantic markup tag...
+ # <header/>, <nav/>, <aside/>, <footer/>
+ # ...or if they are within a <script/> or <style/> tag.
+ # This is a very very very coarse approximation to a plain text
+ # render of the page.
+ text_nodes = tree.xpath("//text()[not(ancestor::header | ancestor::nav | "
+ "ancestor::aside | ancestor::footer | "
+ "ancestor::script | ancestor::style)]" +
+ "[ancestor::body]")
+ text = ''
+ for text_node in text_nodes:
+ if len(text) < 500:
+ text += text_node + ' '
+ else:
+ break
+ text = re.sub(r'[\t ]+', ' ', text)
+ text = re.sub(r'[\t \r\n]*[\r\n]+', '\n', text)
+ text = text.strip()[:500]
+ og['og:description'] = text if text else None
+
+ # TODO: delete the url downloads to stop diskfilling,
+ # as we only ever cared about its OG
+ defer.returnValue(og)
+
+ def _rebase_url(self, url, base):
+ base = list(urlparse.urlparse(base))
+ url = list(urlparse.urlparse(url))
+ if not url[0]: # fix up schema
+ url[0] = base[0] or "http"
+ if not url[1]: # fix up hostname
+ url[1] = base[1]
+ if not url[2].startswith('/'):
+ url[2] = re.sub(r'/[^/]+$', '/', base[2]) + url[2]
+ return urlparse.urlunparse(url)
+
+ @defer.inlineCallbacks
+ def _download_url(self, url, user):
+ # TODO: we should probably honour robots.txt... except in practice
+ # we're most likely being explicitly triggered by a human rather than a
+ # bot, so are we really a robot?
+
+ # XXX: horrible duplication with base_resource's _download_remote_file()
+ file_id = random_string(24)
+
+ fname = self.filepaths.local_media_filepath(file_id)
+ self.media_repo._makedirs(fname)
+
+ try:
+ with open(fname, "wb") as f:
+ logger.debug("Trying to get url '%s'" % url)
+ length, headers, uri, code = yield self.client.get_file(
+ url, output_stream=f, max_size=self.max_spider_size,
+ )
+ # FIXME: pass through 404s and other error messages nicely
+
+ media_type = headers["Content-Type"][0]
+ time_now_ms = self.clock.time_msec()
+
+ content_disposition = headers.get("Content-Disposition", None)
+ if content_disposition:
+ _, params = cgi.parse_header(content_disposition[0],)
+ download_name = None
+
+ # First check if there is a valid UTF-8 filename
+ download_name_utf8 = params.get("filename*", None)
+ if download_name_utf8:
+ if download_name_utf8.lower().startswith("utf-8''"):
+ download_name = download_name_utf8[7:]
+
+ # If there isn't check for an ascii name.
+ if not download_name:
+ download_name_ascii = params.get("filename", None)
+ if download_name_ascii and is_ascii(download_name_ascii):
+ download_name = download_name_ascii
+
+ if download_name:
+ download_name = urlparse.unquote(download_name)
+ try:
+ download_name = download_name.decode("utf-8")
+ except UnicodeDecodeError:
+ download_name = None
+ else:
+ download_name = None
+
+ yield self.store.store_local_media(
+ media_id=file_id,
+ media_type=media_type,
+ time_now_ms=self.clock.time_msec(),
+ upload_name=download_name,
+ media_length=length,
+ user_id=user,
+ )
+
+ except Exception as e:
+ os.remove(fname)
+ raise SynapseError(
+ 500, ("Failed to download content: %s" % e),
+ Codes.UNKNOWN
+ )
+
+ defer.returnValue({
+ "media_type": media_type,
+ "media_length": length,
+ "download_name": download_name,
+ "created_ts": time_now_ms,
+ "filesystem_id": file_id,
+ "filename": fname,
+ "uri": uri,
+ "response_code": code,
+ # FIXME: we should calculate a proper expiration based on the
+ # Cache-Control and Expire headers. But for now, assume 1 hour.
+ "expires": 60 * 60 * 1000,
+ "etag": headers["ETag"][0] if "ETag" in headers else None,
+ })
+
+ def _is_media(self, content_type):
+ if content_type.lower().startswith("image/"):
+ return True
+
+ def _is_html(self, content_type):
+ content_type = content_type.lower()
+ if (
+ content_type.startswith("text/html") or
+ content_type.startswith("application/xhtml")
+ ):
+ return True
diff --git a/synapse/rest/media/v1/thumbnail_resource.py b/synapse/rest/media/v1/thumbnail_resource.py
index ab52499785..0b9e1de1a7 100644
--- a/synapse/rest/media/v1/thumbnail_resource.py
+++ b/synapse/rest/media/v1/thumbnail_resource.py
@@ -14,7 +14,8 @@
# limitations under the License.
-from .base_resource import BaseMediaResource, parse_media_id
+from ._base import parse_media_id, respond_404, respond_with_file
+from twisted.web.resource import Resource
from synapse.http.servlet import parse_string, parse_integer
from synapse.http.server import request_handler
@@ -26,14 +27,25 @@ import logging
logger = logging.getLogger(__name__)
-class ThumbnailResource(BaseMediaResource):
+class ThumbnailResource(Resource):
isLeaf = True
+ def __init__(self, hs, media_repo):
+ Resource.__init__(self)
+
+ self.store = hs.get_datastore()
+ self.filepaths = media_repo.filepaths
+ self.media_repo = media_repo
+ self.dynamic_thumbnails = hs.config.dynamic_thumbnails
+ self.server_name = hs.hostname
+ self.version_string = hs.version_string
+ self.clock = hs.get_clock()
+
def render_GET(self, request):
self._async_render_GET(request)
return NOT_DONE_YET
- @request_handler
+ @request_handler()
@defer.inlineCallbacks
def _async_render_GET(self, request):
server_name, media_id, _ = parse_media_id(request)
@@ -69,9 +81,14 @@ class ThumbnailResource(BaseMediaResource):
media_info = yield self.store.get_local_media(media_id)
if not media_info:
- self._respond_404(request)
+ respond_404(request)
return
+ # if media_info["media_type"] == "image/svg+xml":
+ # file_path = self.filepaths.local_media_filepath(media_id)
+ # yield respond_with_file(request, media_info["media_type"], file_path)
+ # return
+
thumbnail_infos = yield self.store.get_local_media_thumbnails(media_id)
if thumbnail_infos:
@@ -86,7 +103,7 @@ class ThumbnailResource(BaseMediaResource):
file_path = self.filepaths.local_media_thumbnail(
media_id, t_width, t_height, t_type, t_method,
)
- yield self._respond_with_file(request, t_type, file_path)
+ yield respond_with_file(request, t_type, file_path)
else:
yield self._respond_default_thumbnail(
@@ -100,9 +117,14 @@ class ThumbnailResource(BaseMediaResource):
media_info = yield self.store.get_local_media(media_id)
if not media_info:
- self._respond_404(request)
+ respond_404(request)
return
+ # if media_info["media_type"] == "image/svg+xml":
+ # file_path = self.filepaths.local_media_filepath(media_id)
+ # yield respond_with_file(request, media_info["media_type"], file_path)
+ # return
+
thumbnail_infos = yield self.store.get_local_media_thumbnails(media_id)
for info in thumbnail_infos:
t_w = info["thumbnail_width"] == desired_width
@@ -114,18 +136,18 @@ class ThumbnailResource(BaseMediaResource):
file_path = self.filepaths.local_media_thumbnail(
media_id, desired_width, desired_height, desired_type, desired_method,
)
- yield self._respond_with_file(request, desired_type, file_path)
+ yield respond_with_file(request, desired_type, file_path)
return
logger.debug("We don't have a local thumbnail of that size. Generating")
# Okay, so we generate one.
- file_path = yield self._generate_local_exact_thumbnail(
+ file_path = yield self.media_repo.generate_local_exact_thumbnail(
media_id, desired_width, desired_height, desired_method, desired_type
)
if file_path:
- yield self._respond_with_file(request, desired_type, file_path)
+ yield respond_with_file(request, desired_type, file_path)
else:
yield self._respond_default_thumbnail(
request, media_info, desired_width, desired_height,
@@ -136,7 +158,12 @@ class ThumbnailResource(BaseMediaResource):
def _select_or_generate_remote_thumbnail(self, request, server_name, media_id,
desired_width, desired_height,
desired_method, desired_type):
- media_info = yield self._get_remote_media(server_name, media_id)
+ media_info = yield self.media_repo.get_remote_media(server_name, media_id)
+
+ # if media_info["media_type"] == "image/svg+xml":
+ # file_path = self.filepaths.remote_media_filepath(server_name, media_id)
+ # yield respond_with_file(request, media_info["media_type"], file_path)
+ # return
thumbnail_infos = yield self.store.get_remote_media_thumbnails(
server_name, media_id,
@@ -155,19 +182,19 @@ class ThumbnailResource(BaseMediaResource):
server_name, file_id, desired_width, desired_height,
desired_type, desired_method,
)
- yield self._respond_with_file(request, desired_type, file_path)
+ yield respond_with_file(request, desired_type, file_path)
return
logger.debug("We don't have a local thumbnail of that size. Generating")
# Okay, so we generate one.
- file_path = yield self._generate_remote_exact_thumbnail(
+ file_path = yield self.media_repo.generate_remote_exact_thumbnail(
server_name, file_id, media_id, desired_width,
desired_height, desired_method, desired_type
)
if file_path:
- yield self._respond_with_file(request, desired_type, file_path)
+ yield respond_with_file(request, desired_type, file_path)
else:
yield self._respond_default_thumbnail(
request, media_info, desired_width, desired_height,
@@ -179,7 +206,12 @@ class ThumbnailResource(BaseMediaResource):
height, method, m_type):
# TODO: Don't download the whole remote file
# We should proxy the thumbnail from the remote server instead.
- media_info = yield self._get_remote_media(server_name, media_id)
+ media_info = yield self.media_repo.get_remote_media(server_name, media_id)
+
+ # if media_info["media_type"] == "image/svg+xml":
+ # file_path = self.filepaths.remote_media_filepath(server_name, media_id)
+ # yield respond_with_file(request, media_info["media_type"], file_path)
+ # return
thumbnail_infos = yield self.store.get_remote_media_thumbnails(
server_name, media_id,
@@ -199,7 +231,7 @@ class ThumbnailResource(BaseMediaResource):
file_path = self.filepaths.remote_media_thumbnail(
server_name, file_id, t_width, t_height, t_type, t_method,
)
- yield self._respond_with_file(request, t_type, file_path, t_length)
+ yield respond_with_file(request, t_type, file_path, t_length)
else:
yield self._respond_default_thumbnail(
request, media_info, width, height, method, m_type,
@@ -208,6 +240,8 @@ class ThumbnailResource(BaseMediaResource):
@defer.inlineCallbacks
def _respond_default_thumbnail(self, request, media_info, width, height,
method, m_type):
+ # XXX: how is this meant to work? store.get_default_thumbnails
+ # appears to always return [] so won't this always 404?
media_type = media_info["media_type"]
top_level_type = media_type.split("/")[0]
sub_type = media_type.split("/")[-1].split(";")[0]
@@ -223,7 +257,7 @@ class ThumbnailResource(BaseMediaResource):
"_default", "_default",
)
if not thumbnail_infos:
- self._respond_404(request)
+ respond_404(request)
return
thumbnail_info = self._select_thumbnail(
@@ -239,7 +273,7 @@ class ThumbnailResource(BaseMediaResource):
file_path = self.filepaths.default_thumbnail(
top_level_type, sub_type, t_width, t_height, t_type, t_method,
)
- yield self.respond_with_file(request, t_type, file_path, t_length)
+ yield respond_with_file(request, t_type, file_path, t_length)
def _select_thumbnail(self, desired_width, desired_height, desired_method,
desired_type, thumbnail_infos):
diff --git a/synapse/rest/media/v1/upload_resource.py b/synapse/rest/media/v1/upload_resource.py
index 9c7ad4ae85..b716d1d892 100644
--- a/synapse/rest/media/v1/upload_resource.py
+++ b/synapse/rest/media/v1/upload_resource.py
@@ -15,20 +15,34 @@
from synapse.http.server import respond_with_json, request_handler
-from synapse.util.stringutils import random_string
from synapse.api.errors import SynapseError
from twisted.web.server import NOT_DONE_YET
from twisted.internet import defer
-from .base_resource import BaseMediaResource
+from twisted.web.resource import Resource
import logging
logger = logging.getLogger(__name__)
-class UploadResource(BaseMediaResource):
+class UploadResource(Resource):
+ isLeaf = True
+
+ def __init__(self, hs, media_repo):
+ Resource.__init__(self)
+
+ self.media_repo = media_repo
+ self.filepaths = media_repo.filepaths
+ self.store = hs.get_datastore()
+ self.clock = hs.get_clock()
+ self.server_name = hs.hostname
+ self.auth = hs.get_auth()
+ self.max_upload_size = hs.config.max_upload_size
+ self.version_string = hs.version_string
+ self.clock = hs.get_clock()
+
def render_POST(self, request):
self._async_render_POST(request)
return NOT_DONE_YET
@@ -37,37 +51,7 @@ class UploadResource(BaseMediaResource):
respond_with_json(request, 200, {}, send_cors=True)
return NOT_DONE_YET
- @defer.inlineCallbacks
- def create_content(self, media_type, upload_name, content, content_length,
- auth_user):
- media_id = random_string(24)
-
- fname = self.filepaths.local_media_filepath(media_id)
- self._makedirs(fname)
-
- # This shouldn't block for very long because the content will have
- # already been uploaded at this point.
- with open(fname, "wb") as f:
- f.write(content)
-
- yield self.store.store_local_media(
- media_id=media_id,
- media_type=media_type,
- time_now_ms=self.clock.time_msec(),
- upload_name=upload_name,
- media_length=content_length,
- user_id=auth_user,
- )
- media_info = {
- "media_type": media_type,
- "media_length": content_length,
- }
-
- yield self._generate_local_thumbnails(media_id, media_info)
-
- defer.returnValue("mxc://%s/%s" % (self.server_name, media_id))
-
- @request_handler
+ @request_handler()
@defer.inlineCallbacks
def _async_render_POST(self, request):
requester = yield self.auth.get_user_by_req(request)
@@ -108,7 +92,7 @@ class UploadResource(BaseMediaResource):
# disposition = headers.getRawHeaders("Content-Disposition")[0]
# TODO(markjh): parse content-dispostion
- content_uri = yield self.create_content(
+ content_uri = yield self.media_repo.create_content(
media_type, upload_name, request.content.read(),
content_length, requester.user
)
|
