94 lines
3.0 KiB
Python
94 lines
3.0 KiB
Python
import pickle
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from flask import Flask
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from flask import render_template, jsonify, request
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from flask_sqlalchemy import SQLAlchemy
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import ulid
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app = Flask(__name__)
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app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///data.db'
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app.config.update(
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DEBUG=True,
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TEMPLATES_AUTO_RELOAD=True
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)
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db = SQLAlchemy(app)
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class Frequency(db.Model):
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language_id = db.Column(db.Integer, db.ForeignKey('language.id'), primary_key=True)
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phoneme_id = db.Column(db.Integer, db.ForeignKey('phoneme.id'), primary_key=True)
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value = db.Column(db.Float(6), nullable=False)
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phoneme = db.relationship('Phoneme')
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class Language(db.Model):
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id = db.Column(db.Integer, primary_key=True, autoincrement=True)
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name = db.Column(db.String(100), nullable=False)
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source = db.Column(db.LargeBinary)
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phonemes = db.relationship('Frequency')
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class Phoneme(db.Model):
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id = db.Column(db.Integer, primary_key=True, autoincrement=True)
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name = db.Column(db.String(5), nullable=False)
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def database():
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final = {'values': []}
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final['languages'] = [f.name for f in Language.query.all()]
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final['phonemes'] = [f.name for f in Phoneme.query.all()]
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for language in Language.query.all():
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languageobject = {'name': language.name,
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'source': language.source,
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'phonemes': {}}
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languageobject['name'] = language.name
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for frequency in language.phonemes:
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languageobject['phonemes'][frequency.phoneme.name] = frequency.value
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final['values'].append(languageobject)
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return final
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# Render the client at the default URL
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@app.route("/")
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def initial():
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return render_template('index.html')
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# Place for client to communicate with the server
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@app.route("/server", methods=["GET", "POST", "PATCH"])
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# TODO add more methods
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def backend():
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# GET method returns the latest database
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if request.method == "GET":
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return jsonify(database())
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# POST method appends input to database['values']
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elif request.method == "POST":
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recieved = request.get_json()
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language = Language(name=recieved['name'], source=recieved['source'])
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db.session.add(language)
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for phoneme, value in recieved['phonemes'].items():
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with db.session.no_autoflush:
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search = Phoneme.query.filter_by(name=phoneme).first()
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print(search)
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if not search:
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search = Phoneme(name=phoneme)
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db.session.add(search)
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link = Frequency(value=value, phoneme=search)
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language.phonemes.append(link)
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db.session.add(link)
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db.session.commit()
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return jsonify(database())
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# # PATCH method inputs edited language and returns updated database
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# elif request.method == "PATCH":
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# newlanguage = request.get_json()
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# database['values'] = [newlanguage if language['id'] == newlanguage['id'] else language for language in database['values']]
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# saveDatabase()
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# return jsonify(database())
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if __name__ == "__main__":
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app.run(host="0.0.0.0")
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