411 lines
15 KiB
Python
411 lines
15 KiB
Python
import os
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import cherrypy
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import logging
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from datetime import datetime, timedelta
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from photoapp.library import PhotoLibrary
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from photoapp.types import Photo, PhotoSet, Tag, TagItem
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from jinja2 import Environment, FileSystemLoader, select_autoescape
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from sqlalchemy import desc
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from sqlalchemy.exc import IntegrityError
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from sqlalchemy import func, and_
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import math
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APPROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), "../"))
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def auth():
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return cherrypy.session.get('authed', None)
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def mime2ext(mime):
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return {"image/png": "png",
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"image/jpeg": "jpg",
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"image/gif": "gif",
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"application/octet-stream-xmp": "xmp",
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"image/x-canon-cr2": "cr2",
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"video/mp4": "mp4",
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"video/quicktime": "mov"}[mime]
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class PhotosWeb(object):
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def __init__(self, library, template_dir):
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self.library = library
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self.tpl = Environment(loader=FileSystemLoader(template_dir),
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autoescape=select_autoescape(['html', 'xml']))
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self.tpl.filters['mime2ext'] = mime2ext
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self.tpl.filters['basename'] = os.path.basename
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self.tpl.filters['ceil'] = math.ceil
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self.tpl.filters['statusstr'] = lambda x: str(x).split(".")[-1]
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self.thumb = ThumbnailView(self)
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self.photo = PhotoView(self)
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self.download = DownloadView(self)
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self.date = DateView(self)
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self.tag = TagView(self)
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self.album = self.tag
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def render(self, template, **kwargs):
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"""
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Render a template
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"""
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return self.tpl.get_template(template).render(**kwargs, **self.get_default_vars())
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def get_default_vars(self):
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"""
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Return a dict containing variables expected to be on every page
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"""
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s = self.session()
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ret = {
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"all_tags": s.query(Tag).order_by(Tag.title).all(),
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"all_albums": s.query(Tag).filter(Tag.is_album == True).order_by(Tag.title).all(),
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"path": cherrypy.request.path_info,
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"auth": auth()
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}
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s.close()
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return ret
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def session(self):
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"""
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Get a database session
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"""
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return self.library.session()
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@cherrypy.expose
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def index(self):
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"""
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Home page - redirect to the photo feed
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"""
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raise cherrypy.HTTPRedirect('feed', 302)
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@cherrypy.expose
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def feed(self, page=0, pgsize=25):
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"""
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/feed - main photo feed - show photos sorted by date, newest first
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"""
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s = self.session()
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page, pgsize = int(page), int(pgsize)
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total_sets = s.query(func.count(PhotoSet.id)).first()[0]
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images = s.query(PhotoSet).order_by(PhotoSet.date.desc()).offset(pgsize * page).limit(pgsize).all()
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yield self.render("feed.html", images=[i for i in images], page=page, pgsize=int(pgsize), total_sets=total_sets)
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@cherrypy.expose
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def stats(self):
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"""
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/stats - show server statistics
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"""
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s = self.session()
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images = s.query(func.count(PhotoSet.uuid),
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func.strftime('%Y', PhotoSet.date).label('year'),
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func.strftime('%m', PhotoSet.date).label('month')). \
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group_by('year', 'month').order_by(desc('year'), desc('month')).all()
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tsize = s.query(func.sum(Photo.size)).scalar()
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yield self.render("monthly.html", images=images, tsize=tsize)
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@cherrypy.expose
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def map(self, i=None, zoom=3):
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"""
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/map - show all photos on the a map, or a single point if $i is passed
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TODO using so many coordinates is slow in the browser. dedupe them somehow.
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"""
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s = self.session()
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query = s.query(PhotoSet).filter(PhotoSet.lat != 0, PhotoSet.lon != 0)
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if i:
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query = query.filter(PhotoSet.uuid == i)
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yield self.render("map.html", images=query.all(), zoom=int(zoom))
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@cherrypy.expose
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def create_tags(self, fromdate=None, uuid=None, tag=None, newtag=None, remove=None):
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"""
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/create_tags - tag multiple items selected by day of photo
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:param fromdate: act upon photos taken on this day
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:param uuid: act upon a single photo with this uuid
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:param tag: target photos will have a tag specified by this uuid added
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:param remove: target photos will have the tag specified by this uuid removed
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:param newtag: new tag name to create
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"""
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s = self.session()
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def get_photos():
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if fromdate:
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dt = datetime.strptime(fromdate, "%Y-%m-%d")
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dt_end = dt + timedelta(days=1)
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photos = s.query(PhotoSet).filter(and_(PhotoSet.date >= dt,
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PhotoSet.date < dt_end)).order_by(PhotoSet.date)
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num_photos = s.query(func.count(PhotoSet.id)). \
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filter(and_(PhotoSet.date >= dt, PhotoSet.date < dt_end)).order_by(PhotoSet.date).scalar()
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if uuid:
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photos = s.query(PhotoSet).filter(PhotoSet.uuid == uuid)
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num_photos = s.query(func.count(PhotoSet.id)).filter(PhotoSet.uuid == uuid).scalar()
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return photos, num_photos
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if remove:
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rmtag = s.query(Tag).filter(Tag.uuid == remove).first()
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photoq, _ = get_photos()
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for photo in photoq:
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s.query(TagItem).filter(TagItem.tag_id == rmtag.id, TagItem.set_id == photo.id).delete()
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s.commit()
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if newtag:
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# TODO validate uuid ?
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s.add(Tag(title=newtag)) # TODO slug
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# TODO generate slug now or in model?
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s.commit()
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# raise cherrypy.HTTPRedirect('/photo/{}/tag'.format(uuid), 302)
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photos, num_photos = get_photos()
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if tag: # Create the tag on all the photos
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tag = s.query(Tag).filter(Tag.uuid == tag).first()
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for photo in photos.all():
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if 0 == s.query(func.count(TagItem.id)).filter(TagItem.tag_id == tag.id,
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TagItem.set_id == photo.id).scalar():
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s.add(TagItem(tag_id=tag.id, set_id=photo.id))
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s.commit()
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alltags = s.query(Tag).order_by(Tag.title).all()
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yield self.render("create_tags.html", images=photos, alltags=alltags,
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num_photos=num_photos, fromdate=fromdate, uuid=uuid)
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@cherrypy.expose
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def login(self):
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"""
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/login - enable super features by logging into the app
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"""
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cherrypy.session['authed'] = cherrypy.request.login
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raise cherrypy.HTTPRedirect('/feed', 302)
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@cherrypy.expose
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def sess(self):
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"""
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/sess - TODO DELETE ME dump session contents for debugging purposes
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"""
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yield cherrypy.session['authed']
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@cherrypy.popargs('date')
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class DateView(object):
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"""
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View all the photos shot on a given date
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"""
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def __init__(self, master):
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self.master = master
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@cherrypy.expose
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def index(self, date=None, page=0):
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s = self.master.session()
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if date:
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page = int(page)
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pgsize = 100
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dt = datetime.strptime(date, "%Y-%m-%d")
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dt_end = dt + timedelta(days=1)
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total_sets = s.query(func.count(PhotoSet.id)). \
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filter(and_(PhotoSet.date >= dt, PhotoSet.date < dt_end)).first()[0]
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images = s.query(PhotoSet).filter(and_(PhotoSet.date >= dt,
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PhotoSet.date < dt_end)).order_by(PhotoSet.date). \
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offset(page * pgsize).limit(pgsize).all()
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yield self.master.render("date.html", page=page, pgsize=pgsize, total_sets=total_sets,
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images=[i for i in images], date=dt)
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return
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images = s.query(PhotoSet, func.strftime('%Y-%m-%d',
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PhotoSet.date).label('gdate'),
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func.count('photos.id'),
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func.strftime('%Y', PhotoSet.date).label('year'),
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func.strftime('%m', PhotoSet.date).label('month'),
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func.strftime('%d', PhotoSet.date).label('day')). \
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group_by('gdate').order_by(desc('year'), 'month', 'day').all()
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yield self.master.render("dates.html", images=images)
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@cherrypy.popargs('item_type', 'thumb_size', 'uuid')
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class ThumbnailView(object):
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"""
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Generate and serve thumbnails on-demand
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"""
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def __init__(self, master):
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self.master = master
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self._cp_config = {"tools.trailing_slash.on": False}
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@cherrypy.expose
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def index(self, item_type, thumb_size, uuid):
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uuid = uuid.split(".")[0]
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s = self.master.session()
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query = s.query(Photo).filter(Photo.set.has(uuid=uuid)) if item_type == "set" \
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else s.query(Photo).filter(Photo.uuid == uuid) if item_type == "one" \
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else None
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# prefer making thumbs from jpeg to avoid loading large raws
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first = None
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best = None
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for photo in query.all():
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if first is None:
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first = photo
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if photo.format == "image/jpeg":
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best = photo
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break
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thumb_from = best or first
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if not thumb_from:
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raise Exception("404") # TODO it right
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# TODO some lock around calls to this based on uuid
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thumb_path = self.master.library.make_thumb(thumb_from, thumb_size)
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if thumb_path:
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return cherrypy.lib.static.serve_file(thumb_path, "image/jpeg")
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else:
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return cherrypy.lib.static.serve_file(os.path.join(APPROOT, "styles/dist/unknown.svg"), "image/svg+xml")
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@cherrypy.popargs('item_type', 'uuid')
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class DownloadView(object):
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"""
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View original files or force-download them
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"""
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def __init__(self, master):
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self.master = master
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self._cp_config = {"tools.trailing_slash.on": False}
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@cherrypy.expose
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def index(self, item_type, uuid, preview=False):
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uuid = uuid.split(".")[0]
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s = self.master.session()
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query = None if item_type == "set" \
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else s.query(Photo).filter(Photo.uuid == uuid) if item_type == "one" \
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else None # TODO set download query
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item = query.first()
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extra = {}
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if not preview:
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extra.update(disposition="attachement", name=os.path.basename(item.path))
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return cherrypy.lib.static.serve_file(os.path.abspath(os.path.join(self.master.library.path, item.path)),
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content_type=item.format, **extra)
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@cherrypy.popargs('uuid')
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class PhotoView(object):
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"""
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View a single photo
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"""
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def __init__(self, master):
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self.master = master
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self._cp_config = {"tools.trailing_slash.on": False}
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@cherrypy.expose
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def index(self, uuid):
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uuid = uuid.split(".")[0]
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s = self.master.session()
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photo = s.query(PhotoSet).filter(PhotoSet.uuid == uuid).first()
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yield self.master.render("photo.html", image=photo)
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@cherrypy.popargs('uuid')
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class TagView(object):
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"""
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View the photos associated with a single tag
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"""
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def __init__(self, master):
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self.master = master
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# self._cp_config = {"tools.trailing_slash.on": False}
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@cherrypy.expose
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def index(self, uuid, page=0):
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page = int(page)
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pgsize = 100
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s = self.master.session()
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if uuid == "untagged":
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numphotos = s.query(func.count(PhotoSet.id)).filter(~PhotoSet.id.in_(s.query(TagItem.set_id))).scalar()
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photos = s.query(PhotoSet).filter(~PhotoSet.id.in_(s.query(TagItem.set_id))).\
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offset(page * pgsize).limit(pgsize).all()
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yield self.master.render("untagged.html", images=photos, total_items=numphotos, pgsize=pgsize, page=page)
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else:
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tag = s.query(Tag).filter(Tag.uuid == uuid).first()
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numphotos = s.query(func.count(Tag.id)).join(TagItem).join(PhotoSet).filter(Tag.uuid == uuid).scalar()
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photos = s.query(PhotoSet).join(TagItem).join(Tag).filter(Tag.uuid == uuid). \
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order_by(PhotoSet.date.desc()).offset(page * pgsize).limit(pgsize).all()
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yield self.master.render("album.html", tag=tag, images=photos,
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total_items=numphotos, pgsize=pgsize, page=page)
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@cherrypy.expose
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def op(self, uuid, op):
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s = self.master.session()
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tag = s.query(Tag).filter(Tag.uuid == uuid).first()
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if op == "Demote to tag":
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tag.is_album = 0
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elif op == "Promote to album":
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tag.is_album = 1
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else:
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raise Exception("Invalid op")
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s.commit()
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raise cherrypy.HTTPRedirect('/tag/{}'.format(tag.uuid), 302)
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def main():
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import argparse
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import signal
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parser = argparse.ArgumentParser(description="Photod photo server")
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parser.add_argument('-p', '--port', default=8080, type=int, help="tcp port to listen on")
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parser.add_argument('-l', '--library', default="./library", help="library path")
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parser.add_argument('-c', '--cache', default="./cache", help="cache path")
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parser.add_argument('-s', '--database', default="./photos.db", help="path to persistent sqlite database")
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parser.add_argument('--debug', action="store_true", help="enable development options")
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args = parser.parse_args()
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logging.basicConfig(level=logging.INFO if args.debug else logging.WARNING,
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format="%(asctime)-15s %(levelname)-8s %(filename)s:%(lineno)d %(message)s")
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library = PhotoLibrary(args.database, args.library, args.cache)
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tpl_dir = os.path.join(APPROOT, "templates") if not args.debug else "templates"
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web = PhotosWeb(library, tpl_dir)
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web_config = {}
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def validate_password(realm, username, password):
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print("I JUST VALIDATED {}:{} ({})".format(username, password, realm))
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return True
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cherrypy.tree.mount(web, '/', {'/': web_config,
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'/static': {"tools.staticdir.on": True,
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"tools.staticdir.dir": os.path.join(APPROOT, "styles/dist")
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if not args.debug else os.path.abspath("styles/dist")},
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'/login': {'tools.auth_basic.on': True,
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'tools.auth_basic.realm': 'photolib',
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'tools.auth_basic.checkpassword': validate_password}})
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cherrypy.config.update({
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'tools.sessions.on': True,
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'tools.sessions.locking': 'explicit',
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'tools.sessions.timeout': 525600,
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'request.show_tracebacks': True,
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'server.socket_port': args.port,
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'server.thread_pool': 25,
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'server.socket_host': '0.0.0.0',
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'server.show_tracebacks': True,
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'log.screen': False,
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'engine.autoreload.on': args.debug
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})
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def signal_handler(signum, stack):
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logging.critical('Got sig {}, exiting...'.format(signum))
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cherrypy.engine.exit()
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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try:
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cherrypy.engine.start()
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cherrypy.engine.block()
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finally:
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logging.info("API has shut down")
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cherrypy.engine.exit()
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if __name__ == '__main__':
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main()
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