diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/python_dependencies.py | 1 | ||||
| -rw-r--r-- | synapse/rest/media/v1/identicon_resource.py | 51 | ||||
| -rw-r--r-- | synapse/rest/media/v1/media_repository.py | 2 |
3 files changed, 54 insertions, 0 deletions
diff --git a/synapse/python_dependencies.py b/synapse/python_dependencies.py index da15c6da45..a89d618606 100644 --- a/synapse/python_dependencies.py +++ b/synapse/python_dependencies.py @@ -16,6 +16,7 @@ REQUIREMENTS = { "py-bcrypt": ["bcrypt"], "frozendict>=0.4": ["frozendict"], "pillow": ["PIL"], + "pydenticon": ["pydenticon"], } def github_link(project, version, egg): diff --git a/synapse/rest/media/v1/identicon_resource.py b/synapse/rest/media/v1/identicon_resource.py new file mode 100644 index 0000000000..912856386a --- /dev/null +++ b/synapse/rest/media/v1/identicon_resource.py @@ -0,0 +1,51 @@ +from pydenticon import Generator +from twisted.web.resource import Resource + +FOREGROUND = [ + "rgb(45,79,255)", + "rgb(254,180,44)", + "rgb(226,121,234)", + "rgb(30,179,253)", + "rgb(232,77,65)", + "rgb(49,203,115)", + "rgb(141,69,170)" +] + +BACKGROUND = "rgb(224,224,224)" +SIZE = 5 + + +class IdenticonResource(Resource): + isLeaf = True + + def __init__(self): + Resource.__init__(self) + self.generator = Generator( + SIZE, SIZE, foreground=FOREGROUND, background=BACKGROUND, + ) + + def generate_identicon(self, name, width, height): + v_padding = width % SIZE + h_padding = height % SIZE + top_padding = v_padding // 2 + left_padding = h_padding // 2 + bottom_padding = v_padding - top_padding + right_padding = h_padding - left_padding + width -= v_padding + height -= h_padding + padding = (top_padding, bottom_padding, left_padding, right_padding) + identicon = self.generator.generate( + name, width, height, padding=padding + ) + return identicon + + def render_GET(self, request): + name = "/".join(request.postpath) + width = int(request.args.get("width", [96])[0]) + height = int(request.args.get("height", [96])[0]) + identicon_bytes = self.generate_identicon(name, width, height) + request.setHeader(b"Content-Type", b"image/png") + request.setHeader( + b"Cache-Control", b"public,max-age=86400,s-maxage=86400" + ) + return identicon_bytes diff --git a/synapse/rest/media/v1/media_repository.py b/synapse/rest/media/v1/media_repository.py index 461cc001f1..61ed90f39f 100644 --- a/synapse/rest/media/v1/media_repository.py +++ b/synapse/rest/media/v1/media_repository.py @@ -16,6 +16,7 @@ from .upload_resource import UploadResource from .download_resource import DownloadResource from .thumbnail_resource import ThumbnailResource +from .identicon_resource import IdenticonResource from .filepath import MediaFilePaths from twisted.web.resource import Resource @@ -75,3 +76,4 @@ class MediaRepositoryResource(Resource): self.putChild("upload", UploadResource(hs, filepaths)) self.putChild("download", DownloadResource(hs, filepaths)) self.putChild("thumbnail", ThumbnailResource(hs, filepaths)) + self.putChild("identicon", IdenticonResource()) |