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< h1 > Source code for accounting.web< / h1 > < div class = "highlight" > < pre >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > This module contains the high-level webservice logic such as the Flask setup< / span >
< span class = "sd" > and the Flask endpoints.< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "kn" > import< / span > < span class = "nn" > sys< / span >
< span class = "kn" > import< / span > < span class = "nn" > logging< / span >
< span class = "kn" > import< / span > < span class = "nn" > argparse< / span >
< span class = "kn" > from< / span > < span class = "nn" > flask< / span > < span class = "kn" > import< / span > < span class = "n" > Flask< / span > < span class = "p" > ,< / span > < span class = "n" > jsonify< / span > < span class = "p" > ,< / span > < span class = "n" > request< / span >
< span class = "kn" > from< / span > < span class = "nn" > accounting< / span > < span class = "kn" > import< / span > < span class = "n" > Ledger< / span >
< span class = "kn" > from< / span > < span class = "nn" > accounting.transport< / span > < span class = "kn" > import< / span > < span class = "n" > AccountingEncoder< / span > < span class = "p" > ,< / span > < span class = "n" > AccountingDecoder< / span >
< span class = "kn" > from< / span > < span class = "nn" > accounting.exceptions< / span > < span class = "kn" > import< / span > < span class = "n" > AccountingException< / span >
< span class = "kn" > from< / span > < span class = "nn" > accounting.decorators< / span > < span class = "kn" > import< / span > < span class = "n" > jsonify_exceptions< / span >
< span class = "n" > app< / span > < span class = "o" > =< / span > < span class = "n" > Flask< / span > < span class = "p" > (< / span > < span class = "s" > ' accounting' < / span > < span class = "p" > )< / span >
< span class = "n" > app< / span > < span class = "o" > .< / span > < span class = "n" > config< / span > < span class = "o" > .< / span > < span class = "n" > from_pyfile< / span > < span class = "p" > (< / span > < span class = "s" > ' config.py' < / span > < span class = "p" > )< / span >
< span class = "n" > ledger< / span > < span class = "o" > =< / span > < span class = "bp" > None< / span >
< span class = "nd" > @app.before_request< / span >
< div class = "viewcode-block" id = "init_ledger" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.init_ledger" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > init_ledger< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > :py:meth:`flask.Flask.before_request`-decorated method that initializes an< / span >
< span class = "sd" > :py:class:`accounting.Ledger` object.< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "k" > global< / span > < span class = "n" > ledger< / span >
< span class = "n" > ledger< / span > < span class = "o" > =< / span > < span class = "n" > Ledger< / span > < span class = "p" > (< / span > < span class = "n" > ledger_file< / span > < span class = "o" > =< / span > < span class = "n" > app< / span > < span class = "o" > .< / span > < span class = "n" > config< / span > < span class = "p" > [< / span > < span class = "s" > ' LEDGER_FILE' < / span > < span class = "p" > ])< / span >
< span class = "c" > # These will convert output from our internal classes to JSON and back< / span > < / div >
< span class = "n" > app< / span > < span class = "o" > .< / span > < span class = "n" > json_encoder< / span > < span class = "o" > =< / span > < span class = "n" > AccountingEncoder< / span >
< span class = "n" > app< / span > < span class = "o" > .< / span > < span class = "n" > json_decoder< / span > < span class = "o" > =< / span > < span class = "n" > AccountingDecoder< / span >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /' < / span > < span class = "p" > )< / span >
< div class = "viewcode-block" id = "index" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.index" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > index< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' Hello World! ' ' ' < / span >
< span class = "k" > return< / span > < span class = "s" > ' Hello World!' < / span >
< / div >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /balance' < / span > < span class = "p" > )< / span >
< div class = "viewcode-block" id = "balance_report" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.balance_report" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > balance_report< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > Returns the JSON-serialized result of :meth:`accounting.Ledger.bal`< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "n" > report_data< / span > < span class = "o" > =< / span > < span class = "n" > ledger< / span > < span class = "o" > .< / span > < span class = "n" > bal< / span > < span class = "p" > ()< / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > balance_report< / span > < span class = "o" > =< / span > < span class = "n" > report_data< / span > < span class = "p" > )< / span >
< / div >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /transaction' < / span > < span class = "p" > ,< / span > < span class = "n" > methods< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "s" > ' GET' < / span > < span class = "p" > ])< / span >
< div class = "viewcode-block" id = "transaction_get" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.transaction_get" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > transaction_get< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > Returns the JSON-serialized output of :meth:`accounting.Ledger.reg`< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > transactions< / span > < span class = "o" > =< / span > < span class = "n" > ledger< / span > < span class = "o" > .< / span > < span class = "n" > reg< / span > < span class = "p" > ())< / span >
< / div >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /transaction' < / span > < span class = "p" > ,< / span > < span class = "n" > methods< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "s" > ' POST' < / span > < span class = "p" > ])< / span >
< span class = "nd" > @jsonify_exceptions< / span >
< div class = "viewcode-block" id = "transaction_post" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.transaction_post" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > transaction_post< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > REST/JSON endpoint for transactions.< / span >
< span class = "sd" > Current state:< / span >
< span class = "sd" > Takes a POST request with a ``transactions`` JSON payload and writes it to< / span >
< span class = "sd" > the ledger file.< / span >
< span class = "sd" > Requires the ``transactions`` payload to be __type__-annotated:< / span >
< span class = "sd" > .. code-block:: json< / span >
< span class = "sd" > {< / span >
< span class = "sd" > " transactions" : [< / span >
< span class = "sd" > {< / span >
< span class = "sd" > " __type__" : " Transaction" ,< / span >
< span class = "sd" > " date" : " 2013-01-01" ,< / span >
< span class = "sd" > " payee" : " Kindly T. Donor" ,< / span >
< span class = "sd" > " postings" : [< / span >
< span class = "sd" > {< / span >
< span class = "sd" > " __type__" : " Posting" ,< / span >
< span class = "sd" > " account" : " Income:Foo:Donation" ,< / span >
< span class = "sd" > " amount" : {< / span >
< span class = "sd" > " __type__" : " Amount" ,< / span >
< span class = "sd" > " amount" : " -100" ,< / span >
< span class = "sd" > " symbol" : " $" < / span >
< span class = "sd" > }< / span >
< span class = "sd" > },< / span >
< span class = "sd" > {< / span >
< span class = "sd" > " __type__" : " Posting" ,< / span >
< span class = "sd" > " account" : " Assets:Checking" ,< / span >
< span class = "sd" > " amount" : {< / span >
< span class = "sd" > " __type__" : " Amount" ,< / span >
< span class = "sd" > " amount" : " 100" ,< / span >
< span class = "sd" > " symbol" : " $" < / span >
< span class = "sd" > }< / span >
< span class = "sd" > }< / span >
< span class = "sd" > ]< / span >
< span class = "sd" > }< / span >
< span class = "sd" > }< / span >
< span class = "sd" > becomes::< / span >
< span class = "sd" > 2013-01-01 Kindly T. Donor< / span >
< span class = "sd" > Income:Foo:Donation $ -100< / span >
< span class = "sd" > Assets:Checking $ 100< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "n" > transactions< / span > < span class = "o" > =< / span > < span class = "n" > request< / span > < span class = "o" > .< / span > < span class = "n" > json< / span > < span class = "o" > .< / span > < span class = "n" > get< / span > < span class = "p" > (< / span > < span class = "s" > ' transactions' < / span > < span class = "p" > )< / span >
< span class = "k" > if< / span > < span class = "ow" > not< / span > < span class = "n" > transactions< / span > < span class = "p" > :< / span >
< span class = "k" > raise< / span > < span class = "n" > AccountingException< / span > < span class = "p" > (< / span > < span class = "s" > ' No transaction data provided' < / span > < span class = "p" > )< / span >
< span class = "k" > for< / span > < span class = "n" > transaction< / span > < span class = "ow" > in< / span > < span class = "n" > transactions< / span > < span class = "p" > :< / span >
< span class = "n" > ledger< / span > < span class = "o" > .< / span > < span class = "n" > add_transaction< / span > < span class = "p" > (< / span > < span class = "n" > transaction< / span > < span class = "p" > )< / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > foo< / span > < span class = "o" > =< / span > < span class = "s" > ' bar' < / span > < span class = "p" > )< / span >
< / div >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /parse-json' < / span > < span class = "p" > ,< / span > < span class = "n" > methods< / span > < span class = "o" > =< / span > < span class = "p" > [< / span > < span class = "s" > ' POST' < / span > < span class = "p" > ])< / span >
< div class = "viewcode-block" id = "parse_json" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.parse_json" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > parse_json< / span > < span class = "p" > ():< / span >
< span class = "sd" > r' ' ' < / span >
< span class = "sd" > Parses a __type__-annotated JSON payload and debug-logs the decoded version< / span >
< span class = "sd" > of it.< / span >
< span class = "sd" > Example:< / span >
< span class = "sd" > .. code-block:: bash< / span >
< span class = "sd" > wget http://127.0.0.1:5000/balance -O balance.json< / span >
< span class = "sd" > curl -X POST -H ' Content-Type: application/json' -d @balance.json \< / span >
< span class = "sd" > http://127.0.0.1/parse-json< / span >
< span class = "sd" > # Logging output (linebreaks added for clarity)< / span >
< span class = "sd" > # DEBUG:accounting:json data: {' balance_report' :< / span >
< span class = "sd" > # [< Account " None" [< / span >
< span class = "sd" > # < Amount $ 0> , < Amount KARMA 0> ]< / span >
< span class = "sd" > # [< Account " Assets" [< / span >
< span class = "sd" > # < Amount $ 50> , < Amount KARMA 10> ]< / span >
< span class = "sd" > # [< Account " Assets:Checking" [< / span >
< span class = "sd" > # < Amount $ 50> ] []> ,< / span >
< span class = "sd" > # < Account " Assets:Karma Account" [< / span >
< span class = "sd" > # < Amount KARMA 10> ] []> ]> ,< / span >
< span class = "sd" > # < Account " Expenses" [< / span >
< span class = "sd" > # < Amount $ 500> ]< / span >
< span class = "sd" > # [< Account " Expenses:Blah" [< / span >
< span class = "sd" > # < Amount $ 250> ]< / span >
< span class = "sd" > # [< Account " Expenses:Blah:Hosting" [< / span >
< span class = "sd" > # < Amount $ 250> ] []> ]> ,< / span >
< span class = "sd" > # < Account " Expenses:Foo" [< / span >
< span class = "sd" > # < Amount $ 250> ] [< / span >
< span class = "sd" > # < Account " Expenses:Foo:Hosting" [< / span >
< span class = "sd" > # < Amount $ 250> ] []> ]> ]> ,< / span >
< span class = "sd" > # < Account " Income" [< / span >
< span class = "sd" > # < Amount $ -550> ,< / span >
< span class = "sd" > # < Amount KARMA -10> ]< / span >
< span class = "sd" > # [< Account " Income:Donation" [< / span >
< span class = "sd" > # < Amount $ -50> ] []> ,< / span >
< span class = "sd" > # < Account " Income:Foo" [< / span >
< span class = "sd" > # < Amount $ -500> ]< / span >
< span class = "sd" > # [< Account " Income:Foo:Donation" [< / span >
< span class = "sd" > # < Amount $ -500> ] []> ]> ,< / span >
< span class = "sd" > # < Account " Income:Karma" [< / span >
< span class = "sd" > # < Amount KARMA -10> ] []> ]> ]> ]}< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "n" > app< / span > < span class = "o" > .< / span > < span class = "n" > logger< / span > < span class = "o" > .< / span > < span class = "n" > debug< / span > < span class = "p" > (< / span > < span class = "s" > ' json data: < / span > < span class = "si" > %s< / span > < span class = "s" > ' < / span > < span class = "p" > ,< / span > < span class = "n" > request< / span > < span class = "o" > .< / span > < span class = "n" > json< / span > < span class = "p" > )< / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > foo< / span > < span class = "o" > =< / span > < span class = "s" > ' bar' < / span > < span class = "p" > )< / span >
< / div >
< span class = "nd" > @app.route< / span > < span class = "p" > (< / span > < span class = "s" > ' /register' < / span > < span class = "p" > )< / span >
< div class = "viewcode-block" id = "register_report" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.register_report" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > register_report< / span > < span class = "p" > ():< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "sd" > Returns the JSON-serialized output of :py:meth:`accounting.Ledger.reg`< / span >
< span class = "sd" > ' ' ' < / span >
< span class = "n" > report_data< / span > < span class = "o" > =< / span > < span class = "n" > ledger< / span > < span class = "o" > .< / span > < span class = "n" > reg< / span > < span class = "p" > ()< / span >
< span class = "k" > return< / span > < span class = "n" > jsonify< / span > < span class = "p" > (< / span > < span class = "n" > register_report< / span > < span class = "o" > =< / span > < span class = "n" > report_data< / span > < span class = "p" > )< / span >
< / div >
< div class = "viewcode-block" id = "main" > < a class = "viewcode-back" href = "../../api/accounting.html#accounting.web.main" > [docs]< / a > < span class = "k" > def< / span > < span class = "nf" > main< / span > < span class = "p" > (< / span > < span class = "n" > argv< / span > < span class = "o" > =< / span > < span class = "bp" > None< / span > < span class = "p" > ):< / span >
< span class = "n" > prog< / span > < span class = "o" > =< / span > < span class = "n" > __name__< / span >
< span class = "k" > if< / span > < span class = "n" > argv< / span > < span class = "ow" > is< / span > < span class = "bp" > None< / span > < span class = "p" > :< / span >
< span class = "n" > prog< / span > < span class = "o" > =< / span > < span class = "n" > sys< / span > < span class = "o" > .< / span > < span class = "n" > argv< / span > < span class = "p" > [< / span > < span class = "mi" > 0< / span > < span class = "p" > ]< / span >
< span class = "n" > argv< / span > < span class = "o" > =< / span > < span class = "n" > sys< / span > < span class = "o" > .< / span > < span class = "n" > argv< / span > < span class = "p" > [< / span > < span class = "mi" > 1< / span > < span class = "p" > :]< / span >
< span class = "n" > parser< / span > < span class = "o" > =< / span > < span class = "n" > argparse< / span > < span class = "o" > .< / span > < span class = "n" > ArgumentParser< / span > < span class = "p" > (< / span > < span class = "n" > prog< / span > < span class = "o" > =< / span > < span class = "n" > prog< / span > < span class = "p" > )< / span >
< span class = "n" > parser< / span > < span class = "o" > .< / span > < span class = "n" > add_argument< / span > < span class = "p" > (< / span > < span class = "s" > ' -v' < / span > < span class = "p" > ,< / span > < span class = "s" > ' --verbosity' < / span > < span class = "p" > ,< / span >
< span class = "n" > default< / span > < span class = "o" > =< / span > < span class = "s" > ' INFO' < / span > < span class = "p" > ,< / span >
< span class = "n" > help< / span > < span class = "o" > =< / span > < span class = "p" > (< / span > < span class = "s" > ' Filter logging output. Possible values:' < / span > < span class = "o" > +< / span >
< span class = "s" > ' CRITICAL, ERROR, WARNING, INFO, DEBUG' < / span > < span class = "p" > ))< / span >
< span class = "n" > args< / span > < span class = "o" > =< / span > < span class = "n" > parser< / span > < span class = "o" > .< / span > < span class = "n" > parse_args< / span > < span class = "p" > (< / span > < span class = "n" > argv< / span > < span class = "p" > )< / span >
< span class = "n" > logging< / span > < span class = "o" > .< / span > < span class = "n" > basicConfig< / span > < span class = "p" > (< / span > < span class = "n" > level< / span > < span class = "o" > =< / span > < span class = "nb" > getattr< / span > < span class = "p" > (< / span > < span class = "n" > logging< / span > < span class = "p" > ,< / span > < span class = "n" > args< / span > < span class = "o" > .< / span > < span class = "n" > verbosity< / span > < span class = "p" > ,< / span > < span class = "s" > ' INFO' < / span > < span class = "p" > ))< / span >
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