Files
photoassistant/states.py

299 lines
15 KiB
Python

from flask import request, render_template, redirect, url_for
from flask_login import login_required, current_user
from main import db, app, ma
from shared import PA
from user import PAUser
from datetime import datetime
import pytz
import re
################################################################################
# PA_UserState: preference data for a given user / path_type combo, so a given user
# and their prefs for say the import path(s) and storage path(s) etc, each
# path_type has different defaults, and keeping those works better
################################################################################
class PA_UserState(db.Model):
__tablename__ = "pa_user_state"
id = db.Column(db.Integer, db.Sequence('pa_user_state_id_seq'), primary_key=True )
pa_user_dn = db.Column(db.String, db.ForeignKey('pa_user.dn'), primary_key=True )
last_used = db.Column(db.DateTime(timezone=True))
path_type = db.Column(db.String, primary_key=True, unique=False, nullable=False )
noo = db.Column(db.String, unique=False, nullable=False )
grouping = db.Column(db.String, unique=False, nullable=False )
how_many = db.Column(db.Integer, unique=False, nullable=False )
st_offset = db.Column(db.Integer, unique=False, nullable=False )
size = db.Column(db.Integer, unique=False, nullable=False )
folders = db.Column(db.Boolean, unique=False, nullable=False )
root = db.Column(db.String, unique=False, nullable=False )
cwd = db.Column(db.String, unique=False, nullable=False )
## for now being lazy and not doing a separate table until I settle on needed fields and when
# only used if ptype == View
view_eid = db.Column(db.Integer, unique=False, nullable=False )
orig_ptype = db.Column(db.String, unique=False, nullable=False )
# only used if view and orig_ptype was search
orig_search_term = db.Column(db.String, unique=False, nullable=False )
orig_url = db.Column(db.String, unique=False, nullable=False )
current = db.Column(db.Integer)
first_eid = db.Column(db.Integer)
last_eid = db.Column(db.Integer)
num_entries = db.Column(db.Integer)
def __repr__(self):
return f"<pa_user_dn: {self.pa_user_dn}, path_type: {self.path_type}, noo: {self.noo}, grouping: {self.grouping}, how_many: {self.how_many}, st_offset: {self.st_offset}, size: {self.size}, folders: {self.folders}, root: {self.root}, cwd: {self.cwd}, view_eid: {self.view_eid}, orig_ptype: {self.orig_ptype}, orig_search_term: {self.orig_search_term}, orig_url: {self.orig_url}, current={self.current}, first_eid={self.first_eid}, last_eid={self.last_eid}, num_entries={self.num_entries}>"
################################################################################
# States: class to store set of default values for viewing (order/size, etc.)
# and if a request object (from a POST) is passed in, it returns those instead
# it also handles the cwd appropriately, paths, search, etc.
################################################################################
class States(PA):
def __init__(self, request):
self.path_type=''
self.orig_search_term = ''
self.url = request.path
self.view_eid = None
self.current=0
self.first_eid=0
self.last_eid=0
self.num_entries=0
# this is any next/prev or noo, grouping, etc. change (so use referrer to work out what to do with this)
# because this can happen on a view, or files_up, etc. change this FIRST
if 'ChangeFileOpts' in request.path:
ref=request.referrer
base=request.base_url
base=base.replace("ChangeFileOpts", "")
self.url = "/"+ref.replace(base, "" )
# if viewlist, then we really are a view, and view_eid should be in the form
if 'viewlist' in request.path:
self.path_type = 'View'
self.view_eid = request.form['view_eid']
self.url = request.form['orig_url']
# this occurs ONLY when a POST to /view/<id> occurs (at this stage orig_url will be from an import, storage, bin or search)
elif 'view' in request.path:
self.path_type = 'View'
self.view_eid = self.url[6:]
# use orig url to define defaults/look up states for 'last' import/storage/bin/search
if request.method == "POST":
self.url = request.form['orig_url']
else:
# GET's occur on redirect, and we don't have a form, so get it from pref
st=self.url[8:]
ref=request.referrer
if 'search' in ref:
st=re.sub( '.+/search/', '', ref )
else:
st=''
pref=PA_UserState.query.filter(PA_UserState.pa_user_dn==current_user.dn,PA_UserState.path_type==self.path_type,PA_UserState.view_eid==self.view_eid,PA_UserState.orig_search_term==st).first()
if not pref:
print( f"pref not found dn={current_user.dn}, st={st}, s={self}????" )
self.url = pref.orig_url
if 'files_ip' in self.url or 'file_list_ip' in self.url:
if self.path_type == "View":
self.orig_ptype = 'Import'
self.orig_url = self.url
else:
self.path_type = 'Import'
elif 'files_sp' in self.url:
if self.path_type == "View":
self.orig_ptype = 'Storage'
self.orig_url = self.url
else:
self.path_type = 'Storage'
elif 'files_rbp' in self.url:
if self.path_type == "View":
self.orig_ptype = 'Bin'
self.orig_url = self.url
else:
self.path_type = 'Bin'
elif 'search' in self.url:
# okay if we are a search, but came from a view then get last_search_state form prefs and use it
self.orig_search_term = self.url[8:]
if self.path_type == "View":
self.orig_ptype = 'Search'
self.orig_url = self.url
else:
self.path_type = 'Search'
elif 'view' in self.url:
# use url to get eid of viewed entry
self.view_eid = self.url[6:]
self.path_type="View"
self.orig_url=self.url
elif 'ChangeFileOpts' not in self.url:
print( f"ERROR: DDP messed up, failed to match URL {self.url} for settings this will fail, redirecting to home" )
print( f"referrer={request.referrer}" )
return
if self.path_type == 'View':
pref=PA_UserState.query.filter(PA_UserState.pa_user_dn==current_user.dn,PA_UserState.path_type==self.path_type,PA_UserState.view_eid==self.view_eid,PA_UserState.orig_search_term==self.orig_search_term).first()
# should find original path or search for this view (if not a search, search_term='')
orig_pref=PA_UserState.query.filter(PA_UserState.pa_user_dn==current_user.dn,PA_UserState.path_type==self.orig_ptype,PA_UserState.orig_search_term==self.orig_search_term).first()
elif self.path_type == 'Search':
pref=PA_UserState.query.filter(PA_UserState.pa_user_dn==current_user.dn,PA_UserState.path_type==self.path_type,PA_UserState.orig_search_term==self.orig_search_term).first()
else:
pref=PA_UserState.query.filter(PA_UserState.pa_user_dn==current_user.dn,PA_UserState.path_type==self.path_type).first()
if pref:
self.grouping=pref.grouping
self.how_many=pref.how_many
self.offset=pref.st_offset
self.size=pref.size
self.cwd=pref.cwd
self.orig_ptype=pref.orig_ptype
self.orig_search_term=pref.orig_search_term
self.orig_url = pref.orig_url
self.view_eid = pref.view_eid
self.current = pref.current
if self.path_type == "View":
self.root='static/' + self.orig_ptype
self.first_eid=orig_pref.first_eid
self.last_eid=orig_pref.last_eid
self.num_entries=orig_pref.num_entries
self.noo=orig_pref.noo
self.folders=orig_pref.folders
self.orig_search_term=orig_pref.orig_search_term
else:
self.root=pref.root
self.first_eid = pref.first_eid
self.last_eid = pref.last_eid
self.num_entries = pref.num_entries
self.noo=pref.noo
self.folders=pref.folders
else:
# retreive defaults from 'PAUser' where defaults are stored
u=PAUser.query.filter(PAUser.dn==current_user.dn).one()
self.grouping=u.default_grouping
self.how_many=u.default_how_many
self.offset=0
self.size=u.default_size
if self.path_type == "View":
self.root='static/' + self.orig_ptype
self.first_eid=orig_pref.first_eid
self.last_eid=orig_pref.last_eid
self.num_entries=orig_pref.num_entries
self.noo=orig_pref.noo
self.folders=orig_pref.folders
self.orig_search_term=orig_pref.orig_search_term
else:
self.root='static/' + self.path_type
if self.path_type == 'Import':
self.noo = u.default_import_noo
self.folders = u.default_import_folders
elif self.path_type == 'Storage':
self.noo = u.default_storage_noo
self.folders = u.default_storage_folders
else:
# search so force folders to be false (rather see images, # than series of folders that dont match search themselves)
self.noo=u.default_search_noo
self.folders=False
self.cwd=self.root
if not hasattr(self, 'orig_ptype'):
self.orig_ptype=None
if not hasattr(self, 'orig_search_term'):
self.orig_search_term=None
self.orig_url = self.url
# the above are defaults, if we are here, then we have current values, use them instead if they are set -- AI: searches dont set them so then we use those in the DB first
if request.method=="POST":
if self.path_type != "View" and 'noo' in request.form:
# we are changing values based on a POST to the form, if we changed the noo option, we need to reset things
if 'ChangeFileOpts' in request.path and self.noo != request.form['noo']:
self.noo=request.form['noo']
self.first_eid=0
self.last_eid=0
self.offset=0
if 'how_many' in request.form:
self.how_many=request.form['how_many']
if 'offset' in request.form:
self.offset=int(request.form['offset'])
if 'grouping' in request.form:
self.grouping=request.form['grouping']
# this can be null if we come from view by details
if 'size' in request.form:
self.size = request.form['size']
# seems html cant do boolean, but uses strings so convert
if self.path_type != "View" and 'folders' in request.form:
# we are changing values based on a POST to the form, if we are in folder view and we changed the folders option, we need to reset things
if 'ChangeFileOpts' in request.path:
if self.folders and self.folders != request.form['folders']:
self.num_entries=0
self.first_eid=0
self.last_eid=0
if request.form['folders'] == "False":
self.folders=False
else:
self.folders=True
# have to force grouping to None if we flick to folders from a flat view with grouping (otherwise we print out
# group headings for child content that is not in the CWD)
self.grouping=None
if 'orig_url' in request.form:
self.orig_url = request.form['orig_url']
# possible to not be set for an AI: search
if 'cwd' in request.form:
self.cwd = request.form['cwd']
if 'prev' in request.form:
self.offset -= int(self.how_many)
# just in case we hit prev too fast, stop this...
if self.offset < 0:
self.offset=0
if 'next' in request.form:
if (self.offset + int(self.how_many)) < self.num_entries:
self.offset += int(self.how_many)
else:
# should be impossible now, but leave jic
print( f"WARNING: next image requested, but would go past end of list? - ignore this" )
print( f"DDP - offset={self.offset} + how_many={self.how_many} > num_entries={self.num_entries}" )
if 'current' in request.form:
self.current = int(request.form['current'])
last_used=datetime.now(pytz.utc)
# now save pref
if not pref:
# insert new pref for this combo (might be a new search or view, or first time for a path)
pref=PA_UserState( pa_user_dn=current_user.dn, last_used=last_used, path_type=self.path_type, view_eid=self.view_eid,
noo=self.noo, grouping=self.grouping, how_many=self.how_many, st_offset=self.offset, size=self.size,
folders=self.folders, root=self.root, cwd=self.cwd, orig_ptype=self.orig_ptype, orig_search_term=self.orig_search_term,
orig_url=self.orig_url, current=self.current, first_eid=self.first_eid, last_eid=self.last_eid, num_entries=self.num_entries )
else:
# update this pref with the values calculated above (most likely from POST to form)
pref.pa_user_dn=current_user.dn
pref.path_type=self.path_type
pref.view_eid=self.view_eid
pref.noo=self.noo
pref.grouping=self.grouping
pref.how_many=self.how_many
pref.st_offset=self.offset
pref.size=self.size
pref.folders=self.folders
pref.root = self.root
pref.cwd = self.cwd
pref.orig_ptype = self.orig_ptype
pref.orig_search_term = self.orig_search_term
pref.orig_url = self.orig_url
pref.last_used = last_used
pref.first_eid = self.first_eid
pref.last_eid = self.last_eid
pref.num_entries = self.num_entries
# only passed in (at the moment) in viewlist
pref.current = self.current
db.session.add(pref)
db.session.commit()
return
################################################################################
# /states -> GET only -> prints out list of all prefs (simple for now)
################################################################################
@app.route("/states", methods=["GET"])
@login_required
def states():
user = PAUser.query.filter( PAUser.dn==current_user.dn ).one()
states = PA_UserState.query.filter( PA_UserState.pa_user_dn==current_user.dn ).all()
return render_template("states.html", user=user, states=states )