448 lines
18 KiB
Python
448 lines
18 KiB
Python
import ast
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from datetime import datetime as dt, timezone as tz
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from flask import request, redirect, flash, render_template, Blueprint, session, current_app
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from flask_security import roles_accepted, current_user
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from sqlalchemy import desc
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from werkzeug.utils import secure_filename
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from sqlalchemy.exc import SQLAlchemyError
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import requests
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from requests.exceptions import SSLError
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from urllib.parse import urlparse, unquote
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import io
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import json
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from common.models.document import Document, DocumentVersion
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from common.extensions import db, minio_client
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from common.utils.document_utils import validate_file_type, create_document_stack, start_embedding_task, process_url, \
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process_multiple_urls, get_documents_list, edit_document, \
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edit_document_version, refresh_document
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from common.utils.eveai_exceptions import EveAIInvalidLanguageException, EveAIUnsupportedFileType, \
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EveAIDoubleURLException
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from .document_forms import AddDocumentForm, AddURLForm, EditDocumentForm, EditDocumentVersionForm, AddURLsForm
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from common.utils.middleware import mw_before_request
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from common.utils.celery_utils import current_celery
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from common.utils.nginx_utils import prefixed_url_for
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from common.utils.view_assistants import form_validation_failed, prepare_table_for_macro, form_to_dict
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from .document_version_list_view import DocumentVersionListView
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document_bp = Blueprint('document_bp', __name__, url_prefix='/document')
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@document_bp.before_request
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def log_before_request():
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current_app.logger.debug(f"Before request (document_bp): {request.method} {request.url}")
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@document_bp.after_request
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def log_after_request(response):
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current_app.logger.debug(
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f"After request (document_bp): {request.method} {request.url} - Status: {response.status}")
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return response
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@document_bp.before_request
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def before_request():
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try:
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mw_before_request()
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except Exception as e:
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current_app.logger.error(f'Error switching schema in Document Blueprint: {e}')
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for role in current_user.roles:
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current_app.logger.debug(f'User {current_user.email} has role {role.name}')
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raise
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@document_bp.route('/add_document', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def add_document():
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form = AddDocumentForm()
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current_app.logger.debug('Adding document')
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if form.validate_on_submit():
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try:
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current_app.logger.debug('Validating file type')
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tenant_id = session['tenant']['id']
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file = form.file.data
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filename = secure_filename(file.filename)
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extension = filename.rsplit('.', 1)[1].lower()
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validate_file_type(extension)
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api_input = {
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'name': form.name.data,
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'language': form.language.data,
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'user_context': form.user_context.data,
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'valid_from': form.valid_from.data,
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'user_metadata': json.loads(form.user_metadata.data) if form.user_metadata.data else None,
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'system_metadata': json.loads(form.system_metadata.data) if form.system_metadata.data else None
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}
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new_doc, new_doc_vers = create_document_stack(api_input, file, filename, extension, tenant_id)
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task_id = start_embedding_task(tenant_id, new_doc_vers.id)
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flash(f'Processing on document {new_doc.name}, version {new_doc_vers.id} started. Task ID: {task_id}.',
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'success')
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return redirect(prefixed_url_for('document_bp.documents'))
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except (EveAIInvalidLanguageException, EveAIUnsupportedFileType) as e:
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flash(str(e), 'error')
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except Exception as e:
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current_app.logger.error(f'Error adding document: {str(e)}')
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flash('An error occurred while adding the document.', 'error')
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return render_template('document/add_document.html', form=form)
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@document_bp.route('/add_url', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def add_url():
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form = AddURLForm()
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if form.validate_on_submit():
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try:
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tenant_id = session['tenant']['id']
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url = form.url.data
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file_content, filename, extension = process_url(url, tenant_id)
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api_input = {
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'name': form.name.data or filename,
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'url': url,
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'language': form.language.data,
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'user_context': form.user_context.data,
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'valid_from': form.valid_from.data,
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'user_metadata': json.loads(form.user_metadata.data) if form.user_metadata.data else None,
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'system_metadata': json.loads(form.system_metadata.data) if form.system_metadata.data else None
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}
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new_doc, new_doc_vers = create_document_stack(api_input, file_content, filename, extension, tenant_id)
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task_id = start_embedding_task(tenant_id, new_doc_vers.id)
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flash(f'Processing on document {new_doc.name}, version {new_doc_vers.id} started. Task ID: {task_id}.',
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'success')
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return redirect(prefixed_url_for('document_bp.documents'))
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except EveAIDoubleURLException:
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flash(f'A document with url {url} already exists. No new document created.', 'info')
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except (EveAIInvalidLanguageException, EveAIUnsupportedFileType) as e:
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flash(str(e), 'error')
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except Exception as e:
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current_app.logger.error(f'Error adding document: {str(e)}')
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flash('An error occurred while adding the document.', 'error')
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return render_template('document/add_url.html', form=form)
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@document_bp.route('/add_urls', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def add_urls():
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form = AddURLsForm()
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if form.validate_on_submit():
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try:
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tenant_id = session['tenant']['id']
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urls = form.urls.data.split('\n')
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urls = [url.strip() for url in urls if url.strip()]
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api_input = {
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'name': form.name.data,
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'language': form.language.data,
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'user_context': form.user_context.data,
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'valid_from': form.valid_from.data
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}
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results = process_multiple_urls(urls, tenant_id, api_input)
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for result in results:
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if result['status'] == 'success':
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flash(
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f"Processed URL: {result['url']} - Document ID: {result['document_id']}, Version ID: {result['document_version_id']}",
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'success')
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else:
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flash(f"Error processing URL: {result['url']} - {result['message']}", 'error')
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return redirect(prefixed_url_for('document_bp.documents'))
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except Exception as e:
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current_app.logger.error(f'Error adding multiple URLs: {str(e)}')
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flash('An error occurred while adding the URLs.', 'error')
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return render_template('document/add_urls.html', form=form)
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@document_bp.route('/documents', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def documents():
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page = request.args.get('page', 1, type=int)
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per_page = request.args.get('per_page', 10, type=int)
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pagination = get_documents_list(page, per_page)
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docs = pagination.items
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rows = prepare_table_for_macro(docs, [('id', ''), ('name', ''), ('valid_from', ''), ('valid_to', '')])
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return render_template('document/documents.html', rows=rows, pagination=pagination)
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@document_bp.route('/handle_document_selection', methods=['POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def handle_document_selection():
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document_identification = request.form['selected_row']
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doc_id = ast.literal_eval(document_identification).get('value')
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action = request.form['action']
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match action:
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case 'edit_document':
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return redirect(prefixed_url_for('document_bp.edit_document_view', document_id=doc_id))
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case 'document_versions':
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return redirect(prefixed_url_for('document_bp.document_versions', document_id=doc_id))
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case 'refresh_document':
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refresh_document_view(doc_id)
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return redirect(prefixed_url_for('document_bp.document_versions', document_id=doc_id))
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case 're_embed_latest_versions':
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re_embed_latest_versions()
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# Add more conditions for other actions
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return redirect(prefixed_url_for('document_bp.documents'))
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@document_bp.route('/edit_document/<int:document_id>', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def edit_document_view(document_id):
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doc = Document.query.get_or_404(document_id)
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form = EditDocumentForm(obj=doc)
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if form.validate_on_submit():
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updated_doc, error = edit_document(
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document_id,
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form.name.data,
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form.valid_from.data,
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form.valid_to.data
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)
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if updated_doc:
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flash(f'Document {updated_doc.id} updated successfully', 'success')
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return redirect(prefixed_url_for('document_bp.documents'))
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else:
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flash(f'Error updating document: {error}', 'danger')
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else:
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form_validation_failed(request, form)
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return render_template('document/edit_document.html', form=form, document_id=document_id)
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@document_bp.route('/edit_document_version/<int:document_version_id>', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def edit_document_version_view(document_version_id):
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doc_vers = DocumentVersion.query.get_or_404(document_version_id)
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form = EditDocumentVersionForm(obj=doc_vers)
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if form.validate_on_submit():
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updated_version, error = edit_document_version(
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document_version_id,
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form.user_context.data
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)
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if updated_version:
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flash(f'Document Version {updated_version.id} updated successfully', 'success')
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return redirect(prefixed_url_for('document_bp.document_versions', document_id=updated_version.doc_id))
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else:
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flash(f'Error updating document version: {error}', 'danger')
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else:
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form_validation_failed(request, form)
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return render_template('document/edit_document_version.html', form=form, document_version_id=document_version_id,
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doc_details=f'Document {doc_vers.document.name}')
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@document_bp.route('/document_versions/<int:document_id>', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def document_versions(document_id):
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doc = Document.query.get_or_404(document_id)
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doc_desc = f'Document {doc.name}'
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page = request.args.get('page', 1, type=int)
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per_page = request.args.get('per_page', 10, type=int)
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query = (DocumentVersion.query.filter_by(doc_id=document_id)
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.order_by(DocumentVersion.language)
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.order_by(desc(DocumentVersion.id)))
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pagination = query.paginate(page=page, per_page=per_page, error_out=False)
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doc_langs = pagination.items
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rows = prepare_table_for_macro(doc_langs, [('id', ''), ('url', ''), ('file_location', ''),
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('file_name', ''), ('file_type', ''),
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('processing', ''), ('processing_started_at', ''),
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('processing_finished_at', ''), ('processing_error', '')])
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return render_template('document/document_versions.html', rows=rows, pagination=pagination, document=doc_desc)
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@document_bp.route('/handle_document_version_selection', methods=['POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def handle_document_version_selection():
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document_version_identification = request.form['selected_row']
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doc_vers_id = ast.literal_eval(document_version_identification).get('value')
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action = request.form['action']
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current_app.logger.debug(f'Triggered Document Version Action: {action}')
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match action:
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case 'edit_document_version':
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return redirect(prefixed_url_for('document_bp.edit_document_version_view', document_version_id=doc_vers_id))
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case 'process_document_version':
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process_version(doc_vers_id)
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# Add more conditions for other actions
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doc_vers = DocumentVersion.query.get_or_404(doc_vers_id)
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return redirect(prefixed_url_for('document_bp.document_versions', document_id=doc_vers.doc_id))
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@document_bp.route('/library_operations', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def library_operations():
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return render_template('document/library_operations.html')
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@document_bp.route('/handle_library_selection', methods=['GET', 'POST'])
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@roles_accepted('Super User', 'Tenant Admin')
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def handle_library_selection():
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action = request.form['action']
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match action:
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case 're_embed_latest_versions':
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re_embed_latest_versions()
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case 'refresh_all_documents':
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refresh_all_documents()
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return redirect(prefixed_url_for('document_bp.library_operations'))
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@document_bp.route('/document_versions_list', methods=['GET'])
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@roles_accepted('Super User', 'Tenant Admin')
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def document_versions_list():
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current_app.logger.debug('Getting document versions list')
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view = DocumentVersionListView(DocumentVersion, 'document/document_versions_list_view.html', per_page=20)
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current_app.logger.debug('Got document versions list')
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return view.get()
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def refresh_all_documents():
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for doc in Document.query.all():
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refresh_document(doc.id)
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def refresh_document_view(document_id):
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new_version, result = refresh_document(document_id)
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if new_version:
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flash(f'Document refreshed. New version: {new_version.id}. Task ID: {result}', 'success')
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else:
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flash(f'Error refreshing document: {result}', 'danger')
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return redirect(prefixed_url_for('document_bp.documents'))
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def re_embed_latest_versions():
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docs = Document.query.all()
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for doc in docs:
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latest_doc_version = DocumentVersion.query.filter_by(doc_id=doc.id).order_by(desc(DocumentVersion.id)).first()
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if latest_doc_version:
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process_version(latest_doc_version.id)
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def process_version(version_id):
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task = current_celery.send_task('create_embeddings', queue='embeddings', args=[
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session['tenant']['id'],
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version_id,
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])
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current_app.logger.info(f'Embedding creation retriggered by user {current_user.id}, {current_user.email} '
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f'for tenant {session["tenant"]["id"]}, '
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f'Document Version {version_id}. '
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f'Embedding creation task: {task.id}')
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flash(f'Processing for document version {version_id} retriggered successfully...', 'success')
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return redirect(prefixed_url_for('document_bp.documents'))
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def set_logging_information(obj, timestamp):
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obj.created_at = timestamp
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obj.updated_at = timestamp
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obj.created_by = current_user.id
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obj.updated_by = current_user.id
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def update_logging_information(obj, timestamp):
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obj.updated_at = timestamp
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obj.updated_by = current_user.id
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def log_session_state(session, msg=""):
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current_app.logger.debug(f"{msg} - Session dirty: {session.dirty}")
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current_app.logger.debug(f"{msg} - Session new: {session.new}")
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def fetch_html(url):
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# Fetches HTML content from a URL
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try:
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response = requests.get(url)
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except SSLError as e:
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current_app.logger.error(f"Error fetching HTML from {url} for tenant {session['tenant']['id']}. "
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f"Error Encountered: {e}")
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if current_app.config.get('DEBUG'): # only allow when in a development environment
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current_app.logger.info(f"Skipping SSL verification for {url} for tenant {session['tenant']['id']}. "
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f"Only while in development environment.")
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response = requests.get(url, verify=False) # Disable SSL verification
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else:
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response = None
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response.raise_for_status() # Will raise an exception for bad requests
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return response.content
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def prepare_document_data(docs):
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rows = []
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for doc in docs:
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doc_row = [{'value': doc.name, 'class': '', 'type': 'text'},
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{'value': doc.created_at.strftime("%Y-%m-%d %H:%M:%S"), 'class': '', 'type': 'text'}]
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# Document basic details
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if doc.valid_from:
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doc_row.append({'value': doc.valid_from.strftime("%Y-%m-%d"), 'class': '', 'type': 'text'})
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else:
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doc_row.append({'value': '', 'class': '', 'type': 'text'})
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# Nested languages and versions
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languages_rows = []
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for lang in doc.languages:
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lang_row = [{'value': lang.language, 'class': '', 'type': 'text'}]
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# Latest version details if available (should be available ;-) )
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if lang.latest_version:
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lang_row.append({'value': lang.latest_version.created_at.strftime("%Y-%m-%d %H:%M:%S"),
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'class': '', 'type': 'text'})
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if lang.latest_version.url:
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lang_row.append({'value': lang.latest_version.url,
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'class': '', 'type': 'link', 'href': lang.latest_version.url})
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else:
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lang_row.append({'value': '', 'class': '', 'type': 'text'})
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if lang.latest_version.file_name:
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lang_row.append({'value': lang.latest_version.file_name, 'class': '', 'type': 'text'})
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else:
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lang_row.append({'value': '', 'class': '', 'type': 'text'})
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if lang.latest_version.file_type:
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lang_row.append({'value': lang.latest_version.file_type, 'class': '', 'type': 'text'})
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else:
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lang_row.append({'value': '', 'class': '', 'type': 'text'})
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# Include other details as necessary
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languages_rows.append(lang_row)
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doc_row.append({'is_group': True, 'colspan': '5',
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'headers': ['Language', 'Latest Version', 'URL', 'File Name', 'Type'],
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'sub_rows': languages_rows})
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rows.append(doc_row)
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return rows
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