def adapt_preview(appid):
"""
adapt_preview(appid)
Previews an application. You can preview the app of any user.
# TODO: Eventually the preview feature should probably be merged into view_edit, through a read-only mode.
LOGIN IS OPTIONAL FOR THIS METHOD.
@param appid: Appid of the app to preview.
"""
if not appid:
return render_template("composers/errors.html", message=gettext("appid not provided")), 400
# Check whether we are logged in.
logged_in = current_user() is not None
# TODO: Improve this: do not load the whole thing. We just need the variables.
app = appstorage.get_app(appid)
if app is None:
return render_template("composers/errors.html", message=gettext("app not found")), 500
adaptor_types = [var for var in app.appvars if var.name == 'adaptor_type']
if not adaptor_types:
return render_template("composers/errors.html", message=gettext("Error: no attached adaptor_type variable")), 500
adaptor_type = adaptor_types[0].value
if adaptor_type not in ADAPTORS:
return render_template("composers/errors.html", message=gettext("Error: adaptor %s not currently supported") % adaptor_type), 500
adaptor_plugin = ADAPTORS[adaptor_type]['adaptor']
# TODO: URLs seem to be dependent on adaptor type. This is meant to work with jsconfig at least.
# Calculate the URL for the Preview iframe.
app_url = url_for('%s.app_xml' % adaptor_type, app_id=appid, _external=True)
preview_url = shindig_url("/gadgets/ifr?nocache=1&url=%s" % app_url)
# Retrieve the URL from the appdata.
appdata = json.loads(app.data)
spec_url = appdata["url"]
return render_template("composers/adapt/preview.html", logged_in=logged_in, app_id=appid, app_url=app_url, spec_url=spec_url, name=app.name, preview_url=preview_url)
def edit(app_id):
# Load data from the database for this application
data = adaptor.load_data(app_id)
new_url = False
contents = None
url_form = UrlForm()
if not url_form.url.data:
url_form.url.data = data['url']
if request.method == 'POST':
value = request.form['url']
if value != data['url']:
if url_form.validate_on_submit():
try:
contents = urllib2.urlopen(value).read()
except:
if not url_form.url.errors:
url_form.url.errors = []
url_form.url.errors.append(gettext("Could not download the provided URL"))
else:
try:
minidom.parseString(contents)
except:
if not url_form.url.errors:
url_form.url.errors = []
url_form.url.errors.append(gettext("The provided URL is not a valid XML!"))
else:
# Reset the configuration
data['url'] = value
new_url = True
data['configuration'] = None
data['configuration_name'] = None
data["initialised"] = True
adaptor.save_data(app_id, data)
url = data['url']
definition_script = None
if url and url.startswith(('http://', 'https://')):
if not contents:
try:
contents = urllib2.urlopen(url).read()
except:
flash(gettext("Could not download the provided URL"))
if contents:
definition_script = find_definition_script(contents, url)
external_url = url_for('.app_xml', app_id=app_id, _external=True)
preview_url = shindig_url("/gadgets/ifr?nocache=1&url=%s" % external_url)
if new_url:
try:
# Force shindig to refresh the ifr. We had problems with new URLs
urllib2.urlopen(preview_url).read()
except:
pass
configuration_name = data['configuration_name']
configuration = json.dumps(data['configuration'], indent=4)
return render_template("jsconfig/edit.html",
initialised=data.get("initialised"),
# Indicate whether the first URL was successfully loaded, so that we can prevent further URL changes
url=url or '',
definition_script=definition_script,
app_id=app_id,
preview_url=preview_url,
configuration_name=configuration_name,
configuration=configuration,
url_form=url_form,
name=adaptor.get_name(app_id))
def edit(app_id):
# Load data from the database for this application
data = adaptor.load_data(app_id)
new_url = False
contents = None
url_form = UrlForm()
if not url_form.url.data:
url_form.url.data = data['url']
if request.method == 'POST':
value = request.form['url']
if value != data['url']:
if url_form.validate_on_submit():
try:
contents = urllib2.urlopen(value).read()
except:
if not url_form.url.errors:
url_form.url.errors = []
url_form.url.errors.append(
gettext("Could not download the provided URL"))
else:
try:
minidom.parseString(contents)
except:
if not url_form.url.errors:
url_form.url.errors = []
url_form.url.errors.append(
gettext("The provided URL is not a valid XML!"))
else:
# Reset the configuration
data['url'] = value
new_url = True
data['configuration'] = None
data['configuration_name'] = None
data["initialised"] = True
adaptor.save_data(app_id, data)
url = data['url']
definition_script = None
if url and url.startswith(('http://', 'https://')):
if not contents:
try:
contents = urllib2.urlopen(url).read()
except:
flash(gettext("Could not download the provided URL"))
if contents:
definition_script = find_definition_script(contents, url)
external_url = url_for('.app_xml', app_id=app_id, _external=True)
preview_url = shindig_url("/gadgets/ifr?nocache=1&url=%s" % external_url)
if new_url:
try:
# Force shindig to refresh the ifr. We had problems with new URLs
urllib2.urlopen(preview_url).read()
except:
pass
configuration_name = data['configuration_name']
configuration = json.dumps(data['configuration'], indent=4)
return render_template(
"jsconfig/edit.html",
initialised=data.get("initialised"),
# Indicate whether the first URL was successfully loaded, so that we can prevent further URL changes
url=url or '',
definition_script=definition_script,
app_id=app_id,
preview_url=preview_url,
configuration_name=configuration_name,
configuration=configuration,
url_form=url_form,
name=adaptor.get_name(app_id))
