Produits Entr'ouvert » w.c.s.

from wcs.wscalls import NamedWsCall

def test_wscalls_new(pub):

    create_superuser(pub)

    NamedWsCall.wipe()

    app = login(get_app(pub))

    # go to the page and cancel

    resp = app.get('/backoffice/settings/wscalls/')

    resp = resp.click('New webservice call')

    resp = resp.forms[0].submit('cancel')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/'

    # go to the page and add a webservice call

    resp = app.get('/backoffice/settings/wscalls/')

    resp = resp.click('New webservice call')

    resp.form['name'] = 'a new webservice call'

    resp.form['description'] = 'description'

    resp.form['request$url'] = 'http://remote.example.net/json'

    resp = resp.form.submit('submit')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/'

    resp = resp.follow()

    assert 'a new webservice call' in resp.body

    resp = resp.click('a new webservice call')

    assert 'Webservice Call - a new webservice call' in resp.body

    resp = resp.click('Edit')

    assert 'Edit webservice call' in resp.body

    assert NamedWsCall.get('a_new_webservice_call').name == 'a new webservice call'

def test_wscalls_view(pub):

    create_superuser(pub)

    NamedWsCall.wipe()

    wscall = NamedWsCall(name='xxx')

    wscall.description = 'description'

    wscall.request = {

            'url': 'http://remote.example.net/json',

            'request_signature_key': 'xxx',

            'qs_data': {'a': 'b'},

            'method': 'POST',

            'post_data': {'c': 'd'},

    }

    wscall.store()

    app = login(get_app(pub))

    resp = app.get('/backoffice/settings/wscalls/%s/' % wscall.id)

    assert 'http://remote.example.net/json' in resp.body

def test_wscalls_edit(pub):

    test_wscalls_view(pub)

    app = login(get_app(pub))

    resp = app.get('/backoffice/settings/wscalls/xxx/')

    resp = resp.click(href='edit')

    assert resp.form['name'].value == 'xxx'

    assert 'slug' in resp.form.fields

    resp.form['description'] = 'bla bla bla'

    resp = resp.form.submit('submit')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/xxx/'

    resp = resp.follow()

    assert NamedWsCall.get('xxx').description == 'bla bla bla'

    resp = app.get('/backoffice/settings/wscalls/xxx/')

    resp = resp.click(href='edit')

    assert resp.form['name'].value == 'xxx'

    assert 'slug' in resp.form.fields

    resp.form['slug'] = 'yyy'

    resp = resp.form.submit('submit')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/yyy/'

def test_wscalls_delete(pub):

    test_wscalls_view(pub)

    assert NamedWsCall.count() == 1

    app = login(get_app(pub))

    resp = app.get('/backoffice/settings/wscalls/xxx/')

    resp = resp.click(href='delete')

    resp = resp.form.submit('cancel')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/'

    resp = app.get('/backoffice/settings/wscalls/xxx/')

    resp = resp.click(href='delete')

    resp = resp.form.submit('submit')

    assert resp.location == 'http://example.net/backoffice/settings/wscalls/'

    assert NamedWsCall.count() == 0

from .wscalls import NamedWsCallsDirectory

            ('data-sources', 'data_sources'), 'wscalls']

    wscalls = NamedWsCallsDirectory()

        r += htmltext('<dt><a href="wscalls/">%s</a></dt> <dd>%s</dd>') % (

                    _('Webservice calls'), _('Configure webservice calls'))

# w.c.s. - web application for online forms

# Copyright (C) 2005-2016  Entr'ouvert

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, see <http://www.gnu.org/licenses/>.

from quixote import redirect

from quixote.directory import Directory

from quixote.html import TemplateIO, htmltext

from qommon import errors

from qommon.form import *

from qommon.backoffice.menu import html_top

from wcs.wscalls import NamedWsCall, WsCallRequestWidget

class NamedWsCallUI(object):

    def __init__(self, wscall):

        self.wscall = wscall

        if self.wscall is None:

            self.wscall = NamedWsCall()

    def get_form(self):

        form = Form(enctype='multipart/form-data',

                advanced_label=_('Additional options'))

        form.add(StringWidget, 'name', title=_('Name'), required=True, size=30,

                value=self.wscall.name)

        form.add(TextWidget, 'description', title=_('Description'),

                cols=40, rows=5,

                value=self.wscall.description)

        if self.wscall.slug:

            form.add(StringWidget, 'slug',

                    value=self.wscall.slug,

                    title=_('Identifier'),

                    hint=_('Beware it is risky to change it'),

                    required=True, advanced=True,

                    )

        form.add(WsCallRequestWidget, 'request',

                value=self.wscall.request,

                title=_('Request'), required=True)

        form.add_submit('submit', _('Submit'))

        form.add_submit('cancel', _('Cancel'))

        return form

    def submit_form(self, form):

        name = form.get_widget('name').parse()

        if self.wscall.slug:

            slug = form.get_widget('slug').parse()

        else:

            slug = None

        for wscall in NamedWsCall.select():

            if wscall.id == self.wscall.id:

                continue

            if name == wscall.name:

                form.get_widget('name').set_error(_('This name is already used.'))

            if slug == wscall.slug:

                form.get_widget('slug').set_error(_('This value is already used.'))

        if form.has_errors():

            raise ValueError()

        self.wscall.name = name

        self.wscall.description = form.get_widget('description').parse()

        self.wscall.request = form.get_widget('request').parse()

        if self.wscall.slug:

            self.wscall.slug = slug

        self.wscall.store()

class NamedWsCallPage(Directory):

    _q_exports = ['', 'edit', 'delete']

    def __init__(self, component):

        try:

            self.wscall = NamedWsCall.get(component)

        except KeyError:

            raise errors.TraversalError()

        self.wscall_ui = NamedWsCallUI(self.wscall)

        get_response().breadcrumb.append((component + '/', self.wscall.name))

    def _q_index(self):

        html_top('wscalls', title=self.wscall.name)

        r = TemplateIO(html=True)

        get_response().filter['sidebar'] = self.get_sidebar()

        r += htmltext('<h2>%s - ') % _('Webservice Call')

        r += self.wscall.name

        r += htmltext('</h2>')

        if self.wscall.description:

            r += htmltext('<div class="bo-block">')

            r += self.wscall.description

            r += htmltext('</div>')

        if self.wscall.request:

            r += htmltext('<div class="bo-block">')

            r += htmltext('<h3>%s</h3>') % _('Parameters')

            r += htmltext('<ul>')

            if self.wscall.request.get('url'):

                r += htmltext('<li>%s %s</li>') % (

                        _('URL:'),

                        self.wscall.request.get('url'))

            if self.wscall.request.get('request_signature_key'):

                r += htmltext('<li>%s %s</li>') % (

                        _('Request Signature Key:'),

                        self.wscall.request.get('request_signature_key'))

            if self.wscall.request.get('qs_data'):

                r += htmltext('<li>%s<ul>') % _('Query string data:')

                for k, v in self.wscall.request.get('qs_data').items():

                    r += htmltext('<li>%s</li>') % _('%s: %s') % (k, v)

                r += htmltext('</ul></li>')

            r += htmltext('<li>%s %s</li>') % (

                    _('Method:'),

                    'POST' if self.wscall.request.get('method') == 'POST' else 'GET')

            if self.wscall.request.get('post_data'):

                r += htmltext('<li>%s<ul>') % _('Post data:')

                for k, v in self.wscall.request.get('post_data').items():

                    r += htmltext('<li>%s</li>') % _('%s: %s') % (k, v)

                r += htmltext('</ul></li>')

            r += htmltext('</ul>')

            r += htmltext('</div>')

        return r.getvalue()

    def get_sidebar(self):

        r = TemplateIO(html=True)

        r += htmltext('<ul id="sidebar-actions">')

        r += htmltext('<li><a href="edit">%s</a></li>') % _('Edit')

        r += htmltext('<li><a href="delete" rel="popup">%s</a></li>') % _('Delete')

        r += htmltext('</ul>')

        return r.getvalue()

    def edit(self):

        form = self.wscall_ui.get_form()

        if form.get_submit() == 'cancel':

            return redirect('.')

        if form.get_submit() == 'submit' and not form.has_errors():

            try:

                self.wscall_ui.submit_form(form)

            except ValueError:

                pass

            else:

                return redirect('../%s/' % self.wscall.id)

        get_response().breadcrumb.append( ('edit', _('Edit')) )

        html_top('wscalls', title = _('Edit webservice call'))

        r = TemplateIO(html=True)

        r += htmltext('<h2>%s</h2>') % _('Edit webservice call')

        r += form.render()

        return r.getvalue()

    def delete(self):

        form = Form(enctype='multipart/form-data')

        form.widgets.append(HtmlWidget('<p>%s</p>' % _(

                        'You are about to irrevocably delete this data source.')))

        form.add_submit('delete', _('Submit'))

        form.add_submit('cancel', _('Cancel'))

        if form.get_widget('cancel').parse():

            return redirect('..')

        if not form.is_submitted() or form.has_errors():

            get_response().breadcrumb.append(('delete', _('Delete')))

            html_top('wscalls', title = _('Delete webservice call'))

            r = TemplateIO(html=True)

            r += htmltext('<h2>%s %s</h2>') % (_('Deleting webservice call:'), self.wscall.name)

            r += form.render()

            return r.getvalue()

        else:

            self.wscall.remove_self()

            return redirect('..')

class NamedWsCallsDirectory(Directory):

    _q_exports = ['', 'new']

    def _q_traverse(self, path):

        get_response().breadcrumb.append( ('wscalls/', _('Webservice Calls')) )

        return super(NamedWsCallsDirectory, self)._q_traverse(path)

    def _q_index(self):

        get_response().add_javascript(['jquery.js', 'jquery-ui.js', 'biglist.js',

            'ckeditor/ckeditor.js', 'qommon.wysiwyg.js', 'ckeditor/adapters/jquery.js'])

        get_response().filter['sidebar'] = self.get_sidebar()

        html_top('wscalls', title=_('Webservice Calls'))

        r = TemplateIO(html=True)

        r += htmltext('<div class="bo-block">')

        r += htmltext('<h2>%s</h2>') % _('Webservice Calls')

        r += htmltext('<ul class="biglist" id="wscall-list">')

        wscalls = NamedWsCall.select(order_by='name')

        for wscall in wscalls:

            r += htmltext('<li class="biglistitem" id="itemId_%s">') % wscall.id

            r += htmltext('<strong class="label"><a href="%s/">%s (%s)</a></strong>') % (

                            wscall.id, wscall.name, wscall.slug)

            r += htmltext('<p class="details">')

            r += htmltext('</p></li>')

        r += htmltext('</ul>')

        r += htmltext('</div>')

        return r.getvalue()

    def get_sidebar(self):

        r = TemplateIO(html=True)

        r += htmltext("""<ul id="sidebar-actions">

          <li><a class="new-item" href="new">%s</a></li>

        </ul>""") % _('New webservice call')

        return r.getvalue()

    def new(self):

        get_response().breadcrumb.append( ('new', _('New')) )

        wscall_ui = NamedWsCallUI(None)

        form = wscall_ui.get_form()

        if form.get_widget('cancel').parse():

            return redirect('.')

        if form.get_submit() == 'submit' and not form.has_errors():

            try:

                wscall_ui.submit_form(form)

            except ValueError:

                pass

            else:

                return redirect('.')

        html_top('wscalls', title = _('New webservice call'))

        r = TemplateIO(html=True)

        r += htmltext('<h2>%s</h2>') % _('New webservice call')

        r += form.render()

        return r.getvalue()

    def _q_lookup(self, component):

        return NamedWsCallPage(component)

    def render_content(self):

        r = TemplateIO(html=True)

        for name in self.element_names:

            if name in ('add_element', 'added_elements'):

                continue

            key_widget = self.get_widget(name + 'key')

            value_widget = self.get_widget(name + 'value')

            r += htmltext('<div class="dict-key">%s</div>'

                          '<div class="dict-separator">: </div>'

                          '<div class="dict-value">%s</div>') % (

                key_widget.render(),

                value_widget.render())

            r += htmltext('\n')

        r += self.get_widget('add_element').render()

        r += self.get_widget('added_elements').render()

        return r.getvalue()

div.WsCallRequestWidget br { display: none; }

div.WidgetDict div.content div.dict-key { width: 20%; }

div.WidgetDict div.content div.dict-value { width: 70%; }

div.WidgetDict div.content div.dict-key div,

div.WidgetDict div.content div.dict-value div,

div.WidgetDict input

{

	width: 100%;

div.WidgetDict div.content div.widget {

	margin-bottom: 0.5ex;

div.WidgetDict div.dict-separator {

	padding: 0 1ex;

from wscalls import NamedWsCall

    def feed_substitution_parts(self):

        get_publisher().substitutions.feed(get_session())

        get_publisher().substitutions.feed(get_request().user)

        get_publisher().substitutions.feed(NamedDataSource)

        get_publisher().substitutions.feed(NamedWsCall)

        self.feed_substitution_parts()

from qommon.misc import json_loads, site_encode

from wcs.wscalls import call_webservice

            response, status, data = call_webservice(

                    url=self.url,

                    qs_data=self.qs_data,

                    request_signature_key=self.request_signature_key,

                    method=self.method,

                    post_data=self.post_data,

                    post_formdata=self.post,

                    formdata=formdata)

    @classmethod

    def compute(cls, var, do_ezt=True, raises=False):

# w.c.s. - web application for online forms

# Copyright (C) 2005-2016  Entr'ouvert

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, see <http://www.gnu.org/licenses/>.

import collections

import json

import sys

import urllib

import urlparse

import xml.etree.ElementTree as ET

from quixote import get_publisher

from qommon.misc import (simplify, http_get_page, http_post_request,

        get_variadic_url, JSONEncoder, json_loads)

from qommon.xml_storage import XmlStorableObject

from qommon.form import (CompositeWidget, StringWidget, WidgetDict,

        ComputedExpressionWidget, RadiobuttonsWidget, CheckboxWidget)

from wcs.api_utils import sign_url

from wcs.workflows import WorkflowStatusItem

TIMEOUT = 30

def call_webservice(url, qs_data=None, request_signature_key=None,

        method=None, post_data=None, post_formdata=None, formdata=None,

        **kwargs):

    if '[' in url:

        variables = get_publisher().substitutions.get_context_variables()

        url = get_variadic_url(url, variables)

    if qs_data:  # merge qs_data into url

        publisher = get_publisher()

        parsed = urlparse.urlparse(url)

        qs = list(urlparse.parse_qsl(parsed.query))

        for key, value in qs_data.iteritems():

            try:

                value = WorkflowStatusItem.compute(value, raises=True)

                value = str(value)

            except:

                get_publisher().notify_of_exception(sys.exc_info())

            else:

                key = publisher.sitecharset2utf8(key)

                value = publisher.sitecharset2utf8(value)

                qs.append((key, value))

        qs = urllib.urlencode(qs)

        url = urlparse.urlunparse(parsed[:4] + (qs,) + parsed[5:6])

    if request_signature_key:

        signature_key = WorkflowStatusItem.compute(request_signature_key)

        if signature_key:

            url = sign_url(url, signature_key)

    headers = {'Content-type': 'application/json', 'Accept': 'application/json'}

    payload = None

    # if post_data exists, payload is a dict built from it

    if method == 'POST' and post_data:

        payload = {}

        for (key, value) in post_data.items():

            try:

                payload[key] = WorkflowStatusItem.compute(value, raises=True)

            except:

                get_publisher().notify_of_exception(sys.exc_info())

    # if formdata has to be sent, it's the payload. If post_data exists,

    # it's added in formdata['extra']

    if method == 'POST' and post_formdata:

        if formdata:

            formdata_dict = formdata.get_json_export_dict()

            if payload is not None:

                formdata_dict['extra'] = payload

            payload = formdata_dict

    if method == 'POST':

        if payload:

            payload = json.dumps(payload, cls=JSONEncoder,

                    encoding=get_publisher().site_charset)

        # increase timeout for huge loads, one second every 65536

        # bytes, to match a country 512kbps DSL line.

        timeout = TIMEOUT

        timeout += len(payload) / 65536

        response, status, data, auth_header = http_post_request(

                url, payload, headers=headers, timeout=timeout)

    else:

        response, status, data, auth_header = http_get_page(

                url, headers=headers, timeout=TIMEOUT)

    return (response, status, data)

class NamedWsCall(XmlStorableObject):

    _names = 'wscalls'

    _xml_tagname = 'wscalls'

    name = None

    slug = None

    description = None

    request = None

    # declarations for serialization

    XML_NODES = [('name', 'str'), ('slug', 'str'), ('description', 'str'),

            ('request', 'request'),]

    def __init__(self, name=None):

        XmlStorableObject.__init__(self)

        self.name = name

    @classmethod

    def get_substitution_variables(cls):

        return {'webservices': WsCallsSubstitutionProxy()}

    def export_request_to_xml(self, element, attribute_name, charset):

        request = getattr(self, attribute_name)

        for attr in ('url', 'request_signature_key', 'method'):

            ET.SubElement(element, attr).text = unicode(request.get(attr) or '', charset)

        for attr in ('qs_data', 'post_data'):

            data_element = ET.SubElement(element, attr)

            for k, v in (request.get(attr) or {}).items():

                sub = ET.SubElement(data_element, 'param')

                sub.attrib['key'] = unicode(k, charset)

                sub.text = unicode(v, charset)

        if request.get('post_formdata'):

            ET.SubElement(element, 'post_formdata')

    def import_request_from_xml(self, element, charset):

        request = {}

        for attr in ('url', 'request_signature_key', 'method'):

            request[attr] = ''

            if element.find(attr) is not None and element.find(attr).text:

                request[attr] = element.find(attr).text.encode(charset)

        for attr in ('qs_data', 'post_data'):

            request[attr] = {}

            data_element = element.find(attr)

            if data_element is None:

                continue

            for param in data_element.findall('param'):

                request[attr][param.attrib['key'].encode(charset)] = param.text.encode(charset)

        request['post_formdata'] = bool(element.find('post_formdata') is not None)

        return request

    def store(self):

        if self.slug is None:

            # set slug if it's not yet there

            self.slug = self.get_new_slug()

        if self.id and self.slug != self.id:

            self.remove_object(self.id)

        self.id = self.slug

        super(NamedWsCall, self).store()

    def get_new_slug(self):

        new_slug = simplify(self.name, space='_')

        base_new_slug = new_slug

        suffix_no = 0

        while True:

            try:

                obj = self.get(new_slug, ignore_migration=True)

            except KeyError:

                break

            if obj.id == self.id:

                break

            suffix_no += 1

            new_slug = '%s_%s' % (base_new_slug, suffix_no)

        return new_slug

    @classmethod

    def get_substitution_variables(cls):

        return {'webservice': WsCallsSubstitutionProxy()}

    def call(self):

        (response, status, data) = call_webservice(**self.request)

        return json_loads(data)

class WsCallsSubstitutionProxy(object):

    def __getattr__(self, attr):

        return NamedWsCall.get(attr).call()

class WsCallRequestWidget(CompositeWidget):

    def __init__(self, name, value=None, include_post_formdata=False, **kwargs):

        CompositeWidget.__init__(self, name, value, **kwargs)

        self.include_post_formdata = include_post_formdata

        if not value:

            value = {}

        self.add(StringWidget, 'url', title=_('URL'), value=value.get('url'), size=80)

        self.add(ComputedExpressionWidget, 'request_signature_key',

                    title=_('Request Signature Key'),

                    value=value.get('request_signature_key'))

        self.add(WidgetDict, 'qs_data',

                title=_('Query string data'),

                value=value.get('qs_data') or {},

                element_value_type=ComputedExpressionWidget)

        methods = collections.OrderedDict(

                [('GET', _('GET')), ('POST', _('POST (JSON)'))])

        self.add(RadiobuttonsWidget, 'method',

                title=_('Method'),

                options=methods.items(),

                value=value.get('method') or 'GET',

                attrs={'data-dynamic-display-parent': 'true'})

        method_widget = self.get_widget('method')

        if self.include_post_formdata:

            self.add(CheckboxWidget, 'post_formdata',

                    title=_('Post formdata'),

                    value=value.get('post_formdata'),

                    attrs={

                        'data-dynamic-display-child-of': method_widget.get_name(),

                        'data-dynamic-display-value': methods.get('POST'),

                    })

        self.add(WidgetDict, 'post_data',

                title=_('Post data'),

                value=value.get('post_data') or {},

                element_value_type=ComputedExpressionWidget,

                attrs={

                    'data-dynamic-display-child-of': method_widget.get_name(),

                    'data-dynamic-display-value': methods.get('POST'),

                })

    def _parse(self, request):

        values = {}

        for name in ('url', 'request_signature_key', 'qs_data', 'method',

                'post_formdata', 'post_data'):

            if not self.include_post_formdata and name == 'post_formdata':

                continue

            value = self.get(name)

            if value:

                values[name] = value

        self.value = values or None