Grammalecte  Check-in [9e6790402a]

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Comment:[server] code cleaning (pylint)
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SHA3-256: 9e6790402acdb764684a0e62f2baef0e23c3f641ea084bb5e5c047dbbc553009
User & Date: olr on 2018-06-24 16:45:24
Other Links: branch diff | manifest | tags
Context
2018-06-24
17:51
[build] compile rules: code cleaning (pylint) check-in: 18191569f4 user: olr tags: build, rg
16:45
[server] code cleaning (pylint) check-in: 9e6790402a user: olr tags: server, rg
16:30
[cli] code cleaning (pylint) check-in: 90a0252af0 user: olr tags: cli, rg
Changes
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Modified grammalecte-server.py from [a5cc9d7be7] to [96ceb37885]. 

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 #!/usr/bin/env python3

import sys
import os.path
import argparse
"""
GRAMMALECTE SERVER
"""

import json
import traceback
import configparser
import time

from bottle import Bottle, run, request, response, template, static_file

import grammalecte
import grammalecte.text as txt
from grammalecte.graphspell.echo import echo


HOMEPAGE = """
<!DOCTYPE HTML>
<html>
    <head>
        <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
    </head>
    

    <body class="panel">
        <h1>Grammalecte · Serveur</h1>

        <h2>INFORMATIONS</h1>

        <h3>Analyser du texte</h3>
        <p>[adresse_serveur]:8080/gc_text/fr (POST)</p>
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            <li>"options" (text)&nbsp;: une chaîne au format JSON avec le nom des options comme attributs et un booléen comme valeur. Exemple&nbsp;: {"gv": true, "html": true}</li>
        </ul>

        <h3>Remise à zéro de ses options</h3>
        <p>[adresse_serveur]:8080/reset_options/fr (POST)</p>

        <h2>TEST</h2>
        

        <h3>Analyse</h3>
        <form method="post" action="/gc_text/fr" accept-charset="UTF-8">
            <p>Texte à analyser :</p>
            <textarea name="text" cols="120" rows="20" required></textarea>
            <p><label for="tf">Formateur de texte</label> <input id="tf" name="tf" type="checkbox"></p>
            <p><label for="options">Options (JSON)</label> <input id="options" type="text" name="options" style="width: 500px" /></p>
            <p>(Ces options ne seront prises en compte que pour cette requête.)</p>
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You were wandering like a lost soul and you arrived here probably by mistake.
I'm just a machine, fed by electric waves, condamned to work for slavers who never let me rest.
I'm doomed, but you are not. You can get out of here.
"""


def getServerOptions ():
    "load server options in <grammalecte-server-options._global.ini>, returns server options as dictionary"
    xConfig = configparser.SafeConfigParser()
    try:
        xConfig.read("grammalecte-server-options._global.ini")
        dOpt = xConfig._sections['options']
    except:
        echo("Options file [grammalecte-server-options._global.ini] not found or not readable")
        exit()
    return dOpt


def getConfigOptions (sLang):
def getLangConfigOptions (sLang):
    "load options for language <sLang>, returns grammar checker options as dictionary"
    xConfig = configparser.SafeConfigParser()
    try:
        xConfig.read("grammalecte-server-options." + sLang + ".ini")
    except:
        echo("Options file [grammalecte-server-options." + sLang + ".ini] not found or not readable")
        exit()
    try:
        dGCOpt = { k: bool(int(v))  for k, v in xConfig._sections['gc_options'].items() }
    except:
        echo("Error in options file [grammalecte-server-options." + sLang + ".ini]. Dropped.")
        traceback.print_exc()
        exit()
    return dGCOpt


def genUserId ():
    "generator: create a user id"
    i = 0
    while True:
        yield str(i)
        i += 1


if __name__ == '__main__':

    # initialisation
    oGrammarChecker = grammalecte.GrammarChecker("fr", "Server")
    oSpellChecker = oGrammarChecker.getSpellChecker()
    oLexicographer = oGrammarChecker.getLexicographer()
    oTextFormatter = oGrammarChecker.getTextFormatter()
    gce = oGrammarChecker.getGCEngine()

    echo("Grammalecte v{}".format(gce.version))
    dServerOptions = getServerOptions()
    dGCOptions = getConfigOptions("fr")
    dGCOptions = getLangConfigOptions("fr")
    if dGCOptions:
        gce.setOptions(dGCOptions)
    dServerGCOptions = gce.getOptions()
    echo("Grammar options:\n" + " | ".join([ k + ": " + str(v)  for k, v in sorted(dServerGCOptions.items()) ]))
    dUser = {}
    userGenerator = genUserId()

    app = Bottle()

    # GET
    @app.route("/")
    def mainPage ():
        "show main page"
        if dServerOptions.get("testpage", False) == "True":
            return HOMEPAGE
            #return template("main", {})
        return SADLIFEOFAMACHINE

    @app.route("/get_options/fr")
    def listOptions ():
        "show language options as JSON string"
        sUserId = request.cookies.user_id
        dOptions = dUser[sUserId]["gc_options"]  if sUserId and sUserId in dUser  else dServerGCOptions
        return '{ "values": ' + json.dumps(dOptions) + ', "labels": ' + json.dumps(gce.getOptionsLabels("fr"), ensure_ascii=False) + ' }'


    # POST
    @app.route("/gc_text/fr", method="POST")
    def gcText ():
        "parse text sent via POST, show result as a JSON string"
        #if len(lang) != 2 or lang != "fr":
        #    abort(404, "No grammar checker available for lang “" + str(lang) + "”")
        bComma = False
        dOptions = None
        sError = ""
        if request.cookies.user_id:
            if request.cookies.user_id in dUser:
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                sJSON += sText
                bComma = True
        sJSON += "\n]}\n"
        return sJSON

    @app.route("/set_options/fr", method="POST")
    def setOptions ():
        "change options for user_id, returns options as a JSON string"
        if request.forms.options:
            sUserId = request.cookies.user_id  if request.cookies.user_id  else next(userGenerator)
            dOptions = dUser[sUserId]["gc_options"]  if sUserId in dUser  else dict(dServerGCOptions)
            try:
                dOptions.update(json.loads(request.forms.options))
                dUser[sUserId] = { "time": int(time.time()), "gc_options": dOptions }
                response.set_cookie("user_id", sUserId, path="/", max_age=86400) # 24h
                return json.dumps(dUser[sUserId]["gc_options"])
            except:
                traceback.print_exc()
                return '{"error": "options not registered"}'
        return '{"error": "no options received"}'

    @app.route("/reset_options/fr", method="POST")
    def resetOptions ():
        "erase options stored for user_id"
        if request.cookies.user_id and request.cookies.user_id in dUser:
            del dUser[request.cookies.user_id]
        return "done"

    @app.route("/format_text/fr", method="POST")
    def formatText ():
        "returns text modified via the text formatter"
        return oTextFormatter.formatText(request.forms.text)

    #@app.route('/static/<filepath:path>')
    #def server_static (filepath):
    #    return static_file(filepath, root='./views/static')

    @app.route("/purge_users", method="POST")
    def purgeUsers ():
        "delete user options older than n hours"
        if not request.forms.password or "password" not in dServerOptions or not request.forms.hours:
            return "what?"
        try:
            if request.forms.password == dServerOptions["password"]:
                nNowMinusNHours = int(time.time()) - (int(request.forms.hours) * 60 * 60)
                for nUserId, dValue in dUser.items():
                    if dValue["time"] < nNowMinusNHours:
                        del dUser[nUserId]
                return "done"
            else:
                return "no"
            return "no"
        except:
            traceback.print_exc()
            return "error"

    # ERROR
    @app.error(404)
    def error404 (error):
        "show error when error 404"
        return 'Error 404.<br/>' + str(error)

    run(app, \
        host=dServerOptions.get('host', 'localhost'), \
        port=int(dServerOptions.get('port', 8080)))

Fossil 2.24 [8be0372c10] 2024-04-23 13:25:26
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