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# Copyright (c) 2018, George Tokmaji
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
from ..helpers import *
import string, magic
def _add_upload(entry : Upload, session : DBSession):
return {
"voting" : {
"sum" : 0,
"count" : 0,
"votes" : None
},
"id" : entry.id,
"title" : entry.title,
"author" : {
"id" : entry.author.id if entry.author is not None else "0" * 24,
"username" : entry.author.name if entry.author is not None else "N/A"
},
"tags" : entry.tags,
"files" : [{
"metadata" : {
"hashes" : {
"sha1" : file.hash
}
},
"aliases" : None,
"deleted" : False,
"id" : file.id,
"filename" : file.name,
"content-type" : file.content_type,
"length" : file.length,
"chunkSize" : BLOCKSIZE,
"uploadData" : file.date.isoformat()
} for file in session.query(File).filter_by(upload=entry)
],
"dependencies" : [], #TODO
"deleted" : False,
"description" : entry.description,
"pic" : None, #TODO
"slug" : entry.slug,
"createdAt" : entry.created_at.isoformat(),
"updatedAt" : entry.updated_at.isoformat(),
"__v" : entry._v,
"comments" : [{
"voting" : {
"sum" : 0,
"count" : 0,
"votes" : None
},
"deleted" : False,
"id" : comment.id,
"body" : comment.body,
"author" : {
"id" : comment.author.id,
"username" : comment.author.name
},
"upload" : comment.upload.id,
"createdAt" : comment.created_at.isoformat(),
"updatedAt" : comment.updated_at.isoformat()
} for comment in session.query(Comment).filter_by(upload=entry)
]
}
@route("/api/uploads")
def get_uploads():
ret = {
"pagination" : {
"total" : 0,
"limit" : 50,
"page" : 1,
"pages" : 1
},
"uploads" : []
}
session = DBSession()
for entry in session.query(Upload).order_by(Upload.updated_at.desc()):
ret["uploads"].append(_add_upload(entry, session))
ret["pagination"]["total"] = ret["pagination"]["limit"] = len(ret["uploads"])
return ret
@route("/api/uploads/<id>")
def get_upload(id):
session = DBSession()
entry = session.query(Upload).get(id)
if entry is not None:
return _add_upload(entry, session)
else:
raise HTTPResponse(status=404)
@route("/api/uploads", method="POST")
@auth_basic
def post_upload():
try:
session = DBSession()
if len(session.query(Upload).filter_by(title=requests.forms.title).all()):
raise HTTPResponse("An entry with the specified title already exists", 410)
entry = Upload(
title=request.forms.title,
author=session.query(User).filter_by(username=request.forms.username),
description=request.forms.description,
slug="".join(i for i in requests.forms.title.lower() if i in string.ascii_letters),
tags=request.forms.tags.split(";") if "tags" in request.forms else []
)
session.add(entry)
try:
os.mkdir(os.path.join(os.getcwd(), "media"))
except FileExistsError:
pass
for file in request.files.values():
f = File(
name=file.filename,
upload=entry
)
path = os.path.join(os.getcwd(), "media", f["id"])
file.save(path)
with open(path, "rb") as fobj:
f.hash = calculateHashForFile(fobj).hexdigest()
f.length = fobj.tell()
f.content_type = magic.from_file(path, mime=True)
session.add(f)
except KeyError as e:
session.rollback()
raise HTTPResponse(f"Missing form value: {e.args[0]}", 400)
session.commit()
return HTTPResponse(status=201)
@route("/api/uploads/<id>/comments", method="POST")
@auth_basic
def post_comments(id):
session = DBSession()
try:
session.query(Upload).filter_by(id=id).one()
except db.orm.exc.NoResultFound:
raise HTTPResponse("Invalid upload id", 404)
try:
session.add(Comment(
body=request.forms.body,
author=session.query(User).filter_by(username=request.forms.username).one()
))
except KeyError as e:
raise HTTPResponse(f"Missing form value: {e.args[0]}", 400)
session.commit()
return HTTPResponse(status=201)
@route("/api/uploads/<id>/comments/<comment_id>", method="DELETE")
@auth_basic
def delete_comments(id, comment_id):
session = DBSession()
try:
comment = session.query(Comment).filter_by(id=comment_id, author=session.query(User).filter_by(username).one(), upload=session.query(Upload).filter_by(id=id).one()).one()
except db.orm.exc.NoResultFound:
raise HTTPResponse("Requested comment not found", 404)
session.delete(comment)
session.commit()
return HTTPResponse(status=204)
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