X-Git-Url: http://git.veekun.com/zzz-floof.git/blobdiff_plain/ee952326340b2251b42db34f4823b0495338be86..c472ed30b5d4600a8ead8846ddbcbf3bb1b027d6:/floof/controllers/art.py diff --git a/floof/controllers/art.py b/floof/controllers/art.py index ca1d7dc..9a2f1ba 100644 --- a/floof/controllers/art.py +++ b/floof/controllers/art.py @@ -1,17 +1,73 @@ import logging -from pylons import request, response, session, tmpl_context as c, h +from pylons import config, request, response, session, tmpl_context as c, h from pylons.controllers.util import abort, redirect from pylons import url from floof.lib.base import BaseController, render log = logging.getLogger(__name__) -import elixir -from floof.model.art import Art, Rating +from floof.lib import file_storage as storage +from floof.model.users import User +from floof.model import Art, Rating, UserRelation +from floof.model.comments import Discussion +from floof.model.users import User, UserRelationship +import elixir +#import magic +import os.path +import PIL +import PIL.Image +from sqlalchemy import func from sqlalchemy.exceptions import IntegrityError - +from sqlalchemy.orm.exc import NoResultFound +from wtforms.validators import ValidationError +from wtforms import * + + +class ArtUploadForm(Form): + by = TextField('Artists') + by_me = BooleanField('me') + file = FileField('Upload') + url = TextField('Link') + + # TODO: make this general purpose + def validate_file(self, field): + if field.data == u'': + raise ValidationError('File is required') + + # Also make this into a general User List field validator + """ PLEASE NOTE! I just realized that I need to have a __str__ method on User + to get it to write the usernames back in the form when it redisplays them, since + this validator turns them into user objects instead. This fact actually sounds dangerous + to me in the future, since it means I proably shouldn't be changing the data input + by the user right here in the validator, or the user will see the post-mangled data instead + of what they actually typed. Hm. + + One solution to this could be to only look up the users after normal validation is over, + and then manually add validation errors to the form if that fails. But I think that kind of + sucks. Perhaps the ideology in Formish, where they keep Validation and Conversion as + separate tasks, is a better way of doing it? That way there is less risk of changing the user's + input -- you do that at the conversiot stage -- yet it is still encapsulated in the form workflow. + Hm. But that means I'd have to query for the users in the validation step and throw them away, + or something equally stupid. Guess there's no perfect solution here, but I thought it was + worth discussing. + + Btw, this is meant to be used by a field with multi user autocompletion on it (like on stackoverflow tags), + so the user should never actually submit anything invalid unless they disable javascript and force it. + """ + def validate_by(self, field): + if not field.data: + raise ValidationError("Needs at least one creator") + user_names = field.data.split() + users = [] + # TODO: Could totally do a filter__in here instead of picking them out individually + for user_name in user_names: + user = User.get_by(name=user_name) + if not user: + raise ValidationError("Couldn't find user %s" % user_name) + users.append(user) + field.data = users class ArtController(BaseController): def __before__(self, id=None): @@ -20,23 +76,71 @@ class ArtController(BaseController): if id: c.art = h.get_object_or_404(Art, id=id) - # def index(): - # c.artwork = Art.query.order_by(Art.id.desc()).all() - # return render - def new(self): """ New Art! """ + c.form = ArtUploadForm() return render("/art/new.mako") # TODO: login required def create(self): - c.art = Art(uploader=c.user, **request.params) + c.form = ArtUploadForm(request.params) + if not c.form.validate(): + ## TODO: JavaScript should be added to the upload form so that it is + ## impossible to submit the form when it contains any invalid users, + ## so this never happens. Only autocompled usernames should be allowed. + return render("/art/new.mako") + + # Save the file + upload = request.params['file'] + hash = storage.save_file('art/original', upload.file) + + # Create a thumbnail and a medium view + img = PIL.Image.open( + config['app_conf']['static_root'] + + storage.get_path('art/original', hash)[1:] + ) + for subdir, config_size in [('medium', config['medium_size']), + ('thumbnail', config['thumbnail_size'])]: + path = config['app_conf']['static_root'] + storage.get_path("art/{0}".format(subdir), hash) + + dir, _ = os.path.split(path) + if not os.path.exists(dir): + os.makedirs(dir) + + size = int(config_size) + shrunken_img = img.copy() + shrunken_img.thumbnail((size, size), PIL.Image.ANTIALIAS) + shrunken_img.save(path, img.format) + + #magicker = magic.Magic(mime=True) + buffer = upload.file.read(64) + upload.file.seek(0) + mimetype = 'image/unknown' #magickery.from_buffer(buffer) + + # XXX Ensure we can actually handle the mimetype + + print mimetype + c.art = Art( + uploader=c.user, + original_filename=upload.filename, + hash=hash, + mimetype=mimetype, + ) + c.art.discussion = Discussion(count=0) + + if c.form.by_me and c.user not in c.form.by.data: + UserRelation(user=c.user, creator=c.user, kind="by", art=c.art) + + for artist in c.form.by.data: + UserRelation(user=artist, creator=c.user, kind="by", art=c.art) + try: elixir.session.commit() redirect(url('show_art', id=c.art.id)) except IntegrityError: - # hurr, there must be a better way to do this but I am lazy right now + # XXX Check this as early as possible, and clean up the filesystem! + # Right now this replaces the original file! hash = c.art.hash elixir.session.rollback() duplicate_art = Art.get_by(hash=hash) @@ -44,6 +148,7 @@ class ArtController(BaseController): redirect(url('show_art', id=duplicate_art.id)) + def show(self, id): # c.art = h.get_object_or_404(Art, id=id) if c.user: @@ -64,3 +169,20 @@ class ArtController(BaseController): elixir.session.commit() redirect(url('show_art', id=c.art.id)) + + + def watchstream(self, name): + """Watchstream for a certain user.""" + try: + c.watching_user = User.query.filter(func.lower(User.name) == name) \ + .one() + except NoResultFound: + abort(404) + + # This user has watches which are users which have art + # XXX use artist, not uploader + c.artwork = Art.query.join(Art.uploader, + User.target_of_relationships) \ + .filter(UserRelationship.user_id == c.watching_user.id) + + return render('/index.mako')