def createADCLot():
    lot = [1, 2, 3, 4, 5]
    for x in range(20):
        error = True
        while error:
            randomlot = choice(lot)
            try:
                id1 = choice(antibodylot()[randomlot-1])
                id2 = choice(cytotoxinlot()[randomlot-1])
            except IndexError:
                lot.remove(randomlot)
            else:
				error = False
				adclot = AdcLot(date=createRandomDate(),
					  aggregate=randint(0, 5)+round(random(), 2),
					  endotoxin=randint(0, 10)+round(random(), 2),
					  concentration=randint(0, 10)+round(random(), 2),
					  vialVolume=choice([1, 0.2, 0.5]),
					  vialNumber=randint(1, 100),
					  adc_id=randomlot,
					  antibodylot_id=id1,
                      cytotoxinlot_id=id2,
					  user_id=randint(1, 3))
        session.add(adclot)
        session.commit()
def createCytotoxin():
	cytotoxin1 = Cytotoxin(name='Maytansine', weight=692.19614, drugClass='tubulin inhibitor', user_id=1)
	cytotoxin2 = Cytotoxin(name='Monomethyl auristatin E', weight=717.97858, drugClass='antineoplastic agent', user_id=2)
	cytotoxin3 = Cytotoxin(name='Calicheamicin', weight=1368.34, drugClass='enediyne antitumor antibotics', user_id=3)
	cytotoxin4 = Cytotoxin(name='Mertansine', weight=477.47, drugClass='tubulin inhibitor', user_id=1)
	cytotoxin5 = Cytotoxin(name='Pyrrolobenzodiazepine', weight=25827, drugClass='DNA crosslinking agent', user_id=2)
	session.add_all([cytotoxin1, cytotoxin2, cytotoxin3, cytotoxin4, cytotoxin5])
	session.commit()
def createADC():
    adc1 = Adc(name='Amatuximab maytansine', chemistry='lysine conjugation', user_id=1)
    adc2 = Adc(name='Brentuximab vedotin', chemistry='cysteine conjugation', user_id=2)
    adc3 = Adc(name='Gemtuzumab ozogamicin', chemistry='site-specific conjugation', user_id=3)
    adc4 = Adc(name='Trastuzumab emtansine', chemistry='engineered cysteine conjugation', user_id=1)
    adc5 = Adc(name='Vorsetuzumab pyrrolobenzodiazepine', chemistry='enzyme-assisted conjugation', user_id=2)
    session.add_all([adc1, adc2, adc3, adc4, adc5])
    session.commit()
def createUser(login_session):
    """Create a new user in the db using user info in the login_session"""
    newUser = User(name=login_session['username'], email=login_session[
                   'email'])
    session.add(newUser)
    session.commit()
    user = session.query(User).filter_by(email=login_session['email']).one()
    attach_picture_url(User, user.id, login_session['picture'])
    return user.id
def createUser(name, email, picture):
	user = User(name=name, email=email)
	session.add(user)
	session.commit()
	newUserID = session.query(User).filter_by(email=email).one().id
	if picture.startswith("https"):
		attach_picture_url(User, newUserID, picture)
	else:
		attach_picture(User, newUserID, picture)
def createCytotoxinLot():
    for x in range(20):
        cytotoxinlot = CytotoxinLot(date=createRandomDate(),
                                    purity=randint(80, 99)+round(random(), 2),
									concentration=randint(0,10)+round(random(), 2),
									vialVolume=choice([1, 0.2, 0.5]),
									vialNumber=randint(1, 100),
									cytotoxin_id=randint(1, 5),
									user_id=randint(1, 3))
        session.add(cytotoxinlot)
        session.commit()
def createAntibodyLot():
    for x in range(20):
        antibodylot = AntibodyLot(
                      date=createRandomDate(),
                      aggregate=randint(0, 5)+round(random(), 2),
                      endotoxin=randint(0, 10)+round(random(), 2),
                      concentration=randint(0, 10)+round(random(), 2),
                      vialVolume=choice([1, 0.2, 0.5]),
                      vialNumber=randint(1, 100),
                      antibody_id=randint(1, 5),
                      user_id=randint(1, 3))
        session.add(antibodylot)
        session.commit()
def editTypeLot(dbtype, item_id):
    """Edit item within the category in the database"""
    # check login status
    if 'email' not in login_session:
        flash('Sorry, the page you tried to access is for members only. '
              'Please sign in first.')
        abort(401)

    # query the item user wants to edit
    editedItem = (session.query(eval(dbtype.capitalize()+'Lot'))
                  .filter_by(id=item_id).one())
    # make sure user is authorized to edit this item
    if login_session['user_id'] != editedItem.user_id:
        flash('You are not authorized to modify items you did not create. '
              'Please create your own item in order to modify it.')
        return redirect(url_for(dbtype))

    # get property names from table, check maximum lot# from ab and cytotoxin
    table = Table('%s_lot' % dbtype, meta, autoload=True, autoload_with=engine)
    maxablot = (session.query(AntibodyLot)
                .order_by(desc(AntibodyLot.id)).first().id)
    maxtoxinlot = (session.query(CytotoxinLot)
                   .order_by(desc(CytotoxinLot.id)).first().id)

    if request.method == 'POST':
        # set date attribute of query object with request form data
        try:
            editedItem.date = (datetime.strptime(request.form['date'].replace('-', ' '), '%Y %m %d'))
        # in some cases users can input 6 digit year, catch this error
        except ValueError as detail:
            print 'Handling run-time error: ', detail
            flash('Invalid date detected. Please type the date in '
                  'format: MM/DD/YYYY')
            return redirect(url_for(dbtype))
        for column in table.columns:
            if column.name in ('id', 'date', 'antibody_id',
                               'cytotoxin_id', 'adc_id', 'user_id'):
                pass  # don't modify item identifier
            # set attribute of query object with request form data
            else:
                setattr(editedItem, column.name, request.form[column.name])
        session.add(editedItem)
        session.commit()
        flash('%s Lot Edited' % dbtype.capitalize())
        return redirect(url_for(dbtype))
    else:
        return render_template('edit-type-lot.html', dbtype=dbtype,
                               columns=table.columns, item_id=item_id,
                               editedItem=editedItem, maxablot=maxablot,
                               maxtoxinlot=maxtoxinlot)
def createTypeLot(dbtype, item_id):
    """Create new item within the category in the database"""
    # check login status
    if 'email' not in login_session:
        flash('Sorry, the page you tried to access is for members only. '
              'Please sign in first.')
        return redirect(url_for(dbtype))

    # get property names from table, check maximum lot# from ab and cytotoxin
    table = Table('%s_lot' % dbtype, meta, autoload=True, autoload_with=engine)
    maxablot = (session.query(AntibodyLot)
                .order_by(desc(AntibodyLot.id)).first().id)
    maxtoxinlot = (session.query(CytotoxinLot)
                   .order_by(desc(CytotoxinLot.id)).first().id)
    originID = (session.query(eval(dbtype.capitalize()))
                .filter_by(id=item_id).one().user_id)
    user_id = getUserID(login_session['email'])

    if request.method == 'POST':
        # instantiate new object
        new = eval(dbtype.capitalize()+'Lot')()
        for field in request.form:
            # set date attribute of new object with request form data
            if field == 'date':
                try:
                    setattr(new, field, datetime.strptime(request.form[field].replace('-', ' '), '%Y %m %d'))
                # in some cases users can input 6 digit year, catch this error
                except ValueError as detail:
                    print 'Handling run-time error: ', detail
                    flash('Invalid date detected. Please type the date in '
                          'format: MM/DD/YYYY')
                    return redirect(url_for(dbtype))
            # set attribute of new object with request form data
            if hasattr(new, field):
                setattr(new, field, request.form[field])
        setattr(new, dbtype+'_id', item_id)
        setattr(new, 'user_id', user_id)
        session.add(new)
        session.commit()
        flash('%s Lot Created' % dbtype.capitalize())
        return redirect(url_for(dbtype))
    else:
        return render_template('create-type-lot.html', dbtype=dbtype,
                               columns=table.columns, item_id=item_id,
                               maxablot=maxablot, maxtoxinlot=maxtoxinlot,
                               originID=originID,
                               userID=getUserID(login_session['email']))
def editType(dbtype, item_id):
    """Edit the category (within 3 pre-defined type) in the database"""
    # check login status
    if 'email' not in login_session:
        flash('Sorry, the page you tried to access is for members only. '
              'Please sign in first.')
        abort(401)

    # query the item user wants to edit
    editedItem = (session.query(eval(dbtype.capitalize()))
                  .filter_by(id=item_id).one())
    # make sure user is authorized to edit this item
    if login_session['user_id'] != editedItem.user_id:
        flash('You are not authorized to modify items you did not create. '
              'Please create your own item in order to modify it.')
        return redirect(url_for(dbtype))

    # get property names from table
    table = Table(dbtype, meta, autoload=True, autoload_with=engine)

    if request.method == 'POST':
        for column in table.columns:
            if column.name in ('id', 'user_id'):
                pass  # don't modify item id# and user_id#
            else:
                # set attribute of query object with request form data
                setattr(editedItem, column.name, request.form[column.name])
        session.add(editedItem)
        session.commit()
        flash('%s Edited' % dbtype.capitalize())

        # upload image
        image = request.files['picture']
        if image and allowed_file(image.filename):
            with store_context(fs_store):
                editedItem.picture.from_file(image)
        # prevent user uploading unsupported file type
        elif image and not allowed_file(image.filename):
            flash('Unsupported file detected. No image has been uploaded.')
        return redirect(url_for(dbtype))
    else:
        return render_template('edit-type.html', dbtype=dbtype,
                               columns=table.columns, item_id=item_id,
                               editedItem=editedItem)
def attach_picture_url(table, item_id, location):
    """
    A helper function used in populator.py to upload picture to the db from web
    Args:
        table: The category which the picture belongs to
        item_id: The category's id number which the picture should be
                 uploaded to
        location: a web url of where the picture is found
    Returns:
        None
    """
    try:
        item = session.query(table).filter_by(id=item_id).one()
        with store_context(fs_store):
            item.picture.from_file(urlopen(location))
            session.commit()
    except Exception:
        session.rollback()
        raise
def createAntibody():
    antibody1 = Antibody(name='Amatuximab', weight=144330,
                         target='Mesothelin', user_id=1)
    session.add(antibody1)
    session.commit()
    antibody2 = Antibody(name='Brentuximab', weight=153000,
                         target='CD30', user_id=2)
    session.add(antibody2)
    session.commit()
    antibody3 = Antibody(name='Gemtuzumab', weight=152000,
                         target='CD33', user_id=3)
    session.add(antibody3)
    session.commit()
    antibody4 = Antibody(name='Trastuzumab', weight=148000,
                         target='HER2/neu', user_id=1)
    session.add(antibody4)
    session.commit()
    antibody5 = Antibody(name='Vorsetuzumab', weight=150000,
                         target='CD70', user_id=2)
    session.add(antibody5)
    session.commit()
def delete(dbtype, item_id):
    """Delete either the item or category in the database"""
    # check login status
    if 'email' not in login_session:
        flash('Sorry, the page you tried to access is for members only. '
              'Please sign in first.')
        abort(401)

    # query the item user wants to delete
    deleteItem = (session.query(eval(dbtype[0].upper()+dbtype[1:]))
                  .filter_by(id=item_id).one())

    # make sure user is authorized to delete this item
    if login_session['user_id'] != deleteItem.user_id:
        flash('You are not authorized to modify items you did not create. '
              'Please create your own item in order to modify it.')
        return redirect(url_for(dbtype))

    if request.method == 'POST':
        try:
            session.delete(deleteItem)
            session.commit()
        # handling legacy error when delete invovled cascade-delete
        except IntegrityError as detail:
            print 'Handling run-time error: ', detail
            session.rollback()
            flash('Delete Operation Failed')
            return redirect(url_for('home'))
        if dbtype.endswith('Lot'):
            flash('%s Lot Deleted' % dbtype[:-3].capitalize())
            return redirect(url_for(dbtype[:-3]))
        else:
            flash('%s  Deleted' % dbtype.capitalize())
            return redirect(url_for(dbtype))
    else:
        pass
def createType(dbtype):
    """Create new category (within 3 pre-defined type) in the database"""
    # check login status
    if 'email' not in login_session:
        flash('Sorry, the page you tried to access is for members only. '
              'Please sign in first.')
        return redirect(url_for(dbtype))

    # get property names from table
    table = Table(dbtype, meta, autoload=True, autoload_with=engine)
    user_id = getUserID(login_session['email'])

    if request.method == 'POST':
        # instantiate new object
        new = eval(dbtype.capitalize())()
        for field in request.form:
            # set attribute of new object with request form data
            if hasattr(new, field):
                setattr(new, field, request.form[field])
        setattr(new, 'user_id', user_id)
        session.add(new)
        session.commit()
        flash('%s Created' % dbtype.capitalize())

        # upload image
        image = request.files['picture']
        if image and allowed_file(image.filename):
            with store_context(fs_store):
                new.picture.from_file(image)
        # prevent user uploading unsupported file type
        elif image and not allowed_file(image.filename):
            flash('Unsupported file detected. No image has been uploaded.')
        return redirect(url_for(dbtype))
    else:
        return render_template('create-type.html',
                               columns=table.columns, dbtype=dbtype)