/
server.py
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/
server.py
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#!/usr/bin/env python
from bson.objectid import ObjectId
from pprint import pprint
import json
import time
import pymongo
from flask import Flask, jsonify, request
from voluptuous import Schema, Optional, Required, Match
from utils.log import log
import isbntools
app = Flask(__name__, static_url_path='')
log("Beginning.")
db_host = 'localhost'
db_port = 27017
dbclient = pymongo.MongoClient(db_host, db_port)
db = dbclient['c-lib']
booksdb = db['books']
journaldb = db['journal']
book_schema = Schema({
Optional('_id'): Match('^(?=[a-f\d]{24}$)(\d+[a-f]|[a-f]+\d)'),
Required('authors'): unicode,
Required('comment'): unicode,
Required('coordinates'): [int, int],
Required('created'): float,
Required('isbn'): Match('^(97(8|9))?\d{9}(\d|X)$'),
Required('language'): unicode,
Required('modified'): float,
Required('publisher'): unicode,
Required('status'): unicode, # TODO: DUH!
Required('tags'): unicode,
Required('title'): unicode,
Required('year'): int
})
log("Preparing routes.")
def journal(activity, detail):
what = {'t': time.time(),
'a': str(activity),
'd': detail,
}
journaldb.insert(what)
log("Journal updated: ", activity)
@app.route('/')
def root():
return app.send_static_file('index.html')
@app.route('/c-lib/api/v1.0/books', methods=['GET'])
def get_books():
results = []
for doc in booksdb.find():
doc['_id'] = str(doc['_id'])
results.append(doc)
return jsonify({'books': results})
@app.route('/c-lib/api/v1.0/journal', methods=['GET'])
def get_journal():
results = []
for doc in journaldb.find():
doc['_id'] = str(doc['_id'])
results.append(doc)
return jsonify({'journal': results})
@app.route('/c-lib/api/v1.0/books/<string:book_id>', methods=['GET'])
def get_book_details(book_id):
result = booksdb.find_one({"_id": ObjectId(book_id)})
result["_id"] = str(result["_id"])
pprint(result)
log("Returning book search for", book_id)
return jsonify({'details': result})
@app.route('/c-lib/api/v1.0/books/<string:book_id>', methods=['UPDATE'])
def update_book(book_id):
book = {"_id": ObjectId(book_id)}
log("Updating book with _id:", book_id)
original = booksdb.find_one(book)
log("Incoming json:", request.json)
details = request.json
del (details['_id'])
log("Updated record: ", details)
try:
valid_book = book_schema(details)
pprint(valid_book)
log('Book validated.')
except Exception as ve:
log(ve)
return jsonify({'error': unicode(ve), 'status': 'Error'}), 415
log("Updating with: ", valid_book)
result = booksdb.update(book, valid_book)
journal('UPDATE', {'in': valid_book, 'out': original})
return jsonify({'result': result})
@app.route('/c-lib/api/v1.0/books/delete/<string:book_id>', methods=['DELETE'])
def delete_book(book_id):
log("Deleting book with _id:", book_id)
book = {"_id": ObjectId(book_id)}
original = booksdb.find_one(book)
result = booksdb.remove(book)
journal('DELETE', {'in': None, 'out': original})
return jsonify({'result': result})
@app.route('/c-lib/api/v1.0/books', methods=['POST'])
def add_book_by_isbn():
isbnservice = "wcat"
request.get_data()
try:
jsonstuff = json.loads(request.data)
except Exception as e:
log("JSON Decoding fail: ", e, request.data)
if not jsonstuff or not 'isbn' in jsonstuff or \
isbntools.notisbn(jsonstuff['isbn']):
log("Invalid ISBN: ", jsonstuff)
return jsonify({'status': "Invalid ISBN"}), 400
else:
isbn = str(jsonstuff['isbn'])
log("ISBN entered:", isbn)
book = booksdb.find_one({"isbn": isbn})
if book:
log("Book known")
pprint(book)
book['_id'] = str(book['_id'])
return jsonify({'book': book, 'status': 'Book existant'}), 201
try:
meta = isbntools.meta(isbn, service=isbnservice)
log("META found:", meta)
except Exception as e:
log("META not found: ", e)
meta = {'Publisher': "Unknown",
'Language': "Unknown",
'Title': "Unkown",
'Authors': ["Unkown"],
'Year': "Unkown"}
# TODO: Allow/offer manual entry
return jsonify({'status': "Metaserver lookup failed."}), 504
try:
book = {
'isbn': isbn,
'publisher': unicode(meta['Publisher']),
'language': unicode(meta['Language']),
'title': unicode(meta['Title']),
'authors': str(meta['Authors']),
'year': int(meta['Year']),
'created': time.time(),
'modified': time.time(),
'coordinates': [0, 0],
'status': u'None',
'tags': [],
'comment': u''
}
except TypeError:
return jsonify({'error'}), 415
log(book)
try:
valid_book = book_schema(book)
pprint(valid_book)
log('Book validated.')
except Exception as ve:
log(ve)
return jsonify({'error': unicode(ve), 'status': 'Error'}), 415
booksdb.insert(valid_book)
valid_book['_id'] = str(valid_book['_id'])
journal('ADD', {'in': valid_book, 'out': None})
return jsonify({'book': book, 'status': 'Book created'}), 201
log("Preparation done.")
if __name__ == '__main__':
app.run(debug=True)