nopaque/app/contributions/tesseract_ocr_pipeline_models/routes.py

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from flask import abort, flash, Markup, redirect, render_template, url_for
from flask_login import login_required, current_user
from app import db
from app.models import TesseractOCRPipelineModel
from . import bp, TEMPLATE_FOLDER
from .forms import (
CreateTesseractOCRPipelineModelForm,
EditTesseractOCRPipelineModelForm
)
@bp.route('')
@login_required
def tesseract_ocr_pipeline_models():
return render_template(
f'{TEMPLATE_FOLDER}/tesseract_ocr_pipeline_models.html.j2',
title='Tesseract OCR Pipeline Models'
)
@bp.route('/create', methods=['GET', 'POST'])
@login_required
def create_tesseract_ocr_pipeline_model():
form = CreateTesseractOCRPipelineModelForm(prefix='create-tesseract-ocr-pipeline-model-form')
if form.is_submitted():
if not form.validate():
response = {'errors': form.errors}
return response, 400
try:
tesseract_ocr_pipeline_model = TesseractOCRPipelineModel.create(
form.tesseract_model_file.data,
compatible_service_versions=form.compatible_service_versions.data,
description=form.description.data,
publisher=form.publisher.data,
publisher_url=form.publisher_url.data,
publishing_url=form.publishing_url.data,
publishing_year=form.publishing_year.data,
is_public=False,
title=form.title.data,
version=form.version.data,
user=current_user
)
except OSError:
abort(500)
db.session.commit()
tesseract_ocr_pipeline_model_url = url_for(
'.tesseract_ocr_pipeline_model',
tesseract_ocr_pipeline_model_id=tesseract_ocr_pipeline_model.id
)
message = Markup(f'Tesseract OCR Pipeline model "<a href="{tesseract_ocr_pipeline_model_url}">{tesseract_ocr_pipeline_model.title}</a>" created')
flash(message)
return {}, 201, {'Location': tesseract_ocr_pipeline_model_url}
return render_template(
f'{TEMPLATE_FOLDER}/create_tesseract_ocr_pipeline_model.html.j2',
form=form,
title='Create Tesseract OCR Pipeline Model'
)
@bp.route('/<hashid:tesseract_ocr_pipeline_model_id>', methods=['GET', 'POST'])
@login_required
def tesseract_ocr_pipeline_model(tesseract_ocr_pipeline_model_id):
tesseract_ocr_pipeline_model = TesseractOCRPipelineModel.query.get_or_404(tesseract_ocr_pipeline_model_id)
form = EditTesseractOCRPipelineModelForm(
data=tesseract_ocr_pipeline_model.to_json_serializeable(),
prefix='edit-tesseract-ocr-pipeline-model-form'
)
if form.validate_on_submit():
form.populate_obj(tesseract_ocr_pipeline_model)
if db.session.is_modified(tesseract_ocr_pipeline_model):
message = Markup(f'Tesseract OCR Pipeline model "<a href="{tesseract_ocr_pipeline_model.url}">{tesseract_ocr_pipeline_model.title}</a>" updated')
flash(message)
db.session.commit()
return redirect(url_for('.tesseract_ocr_pipeline_models'))
return render_template(
f'{TEMPLATE_FOLDER}/tesseract_ocr_pipeline_model.html.j2',
form=form,
tesseract_ocr_pipeline_model=tesseract_ocr_pipeline_model,
title=f'{tesseract_ocr_pipeline_model.title} {tesseract_ocr_pipeline_model.version}'
)