class StylesheetSelectForm(form.Form):
fields = field.Fields(IStylesheetSelect)
label = _(u"Citations Style")
description = _(u"Style for citations.")
def getContent(self):
annotations = IAnnotations(self.context)
curr_style = annotations.get(STYLESHEET_SELECTED_KEY)
return { 'style': curr_style }
@button.buttonAndHandler(u'Select Style')
def handleApply(self, action):
data, errors = self.extractData()
if errors:
self.status = self.formErrorsMessage
return
assert IAttributeAnnotatable.providedBy(self.context)
annotations = IAnnotations(self.context)
annotations[STYLESHEET_SELECTED_KEY] = data['style']
self.request.response.redirect(self.context.absolute_url())
messages = IStatusMessage(self.request)
messages.add(_(u"Citation style set: ") + data['style'], type=u"info")
class IStylesheetSelect(interface.Interface):
stylesheet = schema.Choice(
__name__="style",
title=_(u'Style'),
description=_(u'Select the style to use for citations.'),
required=True,
vocabulary=u'collective.citationstyles.vocabularies.SelectableStylesheets'
)
class ISettings(Interface):
citation_styles = schema.Dict(
title=_(u'Citation Styles'),
description=_(u'Specify name/content pairs for citation styles'),
key_type=schema.TextLine(),
value_type=schema.Text(),
default=None)
default_style = schema.TextLine(
title=_(u'Default Style'),
description=_(u'The default citation style to use on the site'),
default=DEFAULT_CSL)
def update(self):
processInputs(self.request)
self.errors = {}
submitted = False
form = self.request.form
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
if 'form.button.Cancel' in form:
IStatusMessage(self.request).add(_(u'Changes canceled.'))
portal_url = getToolByName(self.context, 'portal_url')()
self.request.response.redirect("%s/plone_control_panel" %
portal_url)
return False
if 'form.button.Save' in form:
self.authorize()
submitted = True
default = form.get('default_style', None)
settings.default_style = default
style_file = form.get('csl_file', None)
if style_file is not None and style_file.filename:
citation_styles = settings.citation_styles
if citation_styles is None:
citation_styles = {}
style = etree.parse(style_file).getroot()
style_info = style.find(
'{http://purl.org/net/xbiblio/csl}info')
style_id = unicode(
style_info.find(
'{http://purl.org/net/xbiblio/csl}title').text)
citation_styles[style_id] = unicode(etree.tostring(style))
settings.citation_styles = citation_styles
if submitted and not self.errors:
IStatusMessage(self.request).add(u"Updated citation styles")
elif submitted:
IStatusMessage(self.request).add(_(u"There were errors"), 'error')
return True
def update(self):
processInputs(self.request)
self.errors = {}
submitted = False
form = self.request.form
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
if 'form.button.Cancel' in form:
IStatusMessage(self.request).add(_(u'Changes canceled.'))
portal_url = getToolByName(self.context, 'portal_url')()
self.request.response.redirect("%s/plone_control_panel"%
portal_url)
return False
if 'form.button.Save' in form:
self.authorize()
submitted = True
default = form.get('default_style', None)
settings.default_style = default
style_file = form.get('csl_file', None)
if style_file is not None and style_file.filename:
citation_styles = settings.citation_styles
if citation_styles is None:
citation_styles = {}
style = etree.parse(style_file).getroot()
style_info = style.find('{http://purl.org/net/xbiblio/csl}info')
style_id = unicode(style_info.find('{http://purl.org/net/xbiblio/csl}title').text)
citation_styles[style_id] = unicode(etree.tostring(style))
settings.citation_styles = citation_styles
if submitted and not self.errors:
IStatusMessage(self.request).add(u"Updated citation styles")
elif submitted:
IStatusMessage(self.request).add(_(u"There were errors"), 'error')
return True
def handleApply(self, action):
data, errors = self.extractData()
if errors:
self.status = self.formErrorsMessage
return
assert IAttributeAnnotatable.providedBy(self.context)
annotations = IAnnotations(self.context)
annotations[STYLESHEET_SELECTED_KEY] = data['style']
self.request.response.redirect(self.context.absolute_url())
messages = IStatusMessage(self.request)
messages.add(_(u"Citation style set: ") + data['style'], type=u"info")
def __call__(self, context):
terms = []
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
default_label = '%s (%s)' % (_(u'Site default'), settings.default_style)
terms.append(SimpleVocabulary.createTerm('', '', default_label))
citation_styles = settings.citation_styles
for style in citation_styles.keys():
token_val = style
if isinstance(token_val, unicode):
# escape unicode so that the token rendered in the form is
# guaranteed to be only 7 bits
token_val = style.encode('unicode_escape')
terms.append(SimpleVocabulary.createTerm(style, token_val, style))
return SimpleVocabulary(terms)
def __call__(self, context):
terms = []
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
default_label = '%s (%s)' % (_(u'Site default'),
settings.default_style)
terms.append(SimpleVocabulary.createTerm('', '', default_label))
citation_styles = settings.citation_styles
for style in citation_styles.keys():
token_val = style
if isinstance(token_val, unicode):
# escape unicode so that the token rendered in the form is
# guaranteed to be only 7 bits
token_val = style.encode('unicode_escape')
terms.append(SimpleVocabulary.createTerm(style, token_val, style))
return SimpleVocabulary(terms)
class SettingsControlPanelView(ControlPanelView):
label = _(u'Citation Styles')
description = _(u'Use this control panel to upload '
'citation styles in CSL format and '
'select the default style for the '
'site.')
def __call__(self):
if self.update():
return self.index()
return ''
def update(self):
processInputs(self.request)
self.errors = {}
submitted = False
form = self.request.form
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
if 'form.button.Cancel' in form:
IStatusMessage(self.request).add(_(u'Changes canceled.'))
portal_url = getToolByName(self.context, 'portal_url')()
self.request.response.redirect("%s/plone_control_panel" %
portal_url)
return False
if 'form.button.Save' in form:
self.authorize()
submitted = True
default = form.get('default_style', None)
settings.default_style = default
style_file = form.get('csl_file', None)
if style_file is not None and style_file.filename:
citation_styles = settings.citation_styles
if citation_styles is None:
citation_styles = {}
style = etree.parse(style_file).getroot()
style_info = style.find(
'{http://purl.org/net/xbiblio/csl}info')
style_id = unicode(
style_info.find(
'{http://purl.org/net/xbiblio/csl}title').text)
citation_styles[style_id] = unicode(etree.tostring(style))
settings.citation_styles = citation_styles
if submitted and not self.errors:
IStatusMessage(self.request).add(u"Updated citation styles")
elif submitted:
IStatusMessage(self.request).add(_(u"There were errors"), 'error')
return True
@property
def default_style(self):
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
return settings.default_style
@memoize
def selectable_styles(self):
registry = getUtility(IRegistry)
settings = registry.forInterface(ISettings)
citation_styles = settings.citation_styles
if citation_styles is None:
return []
styles = []
for style in citation_styles.keys():
styles.append({'id': style, 'title': style})
return styles
def authorize(self):
authenticator = getMultiAdapter((self.context, self.request),
name=u"authenticator")
if not authenticator.verify():
raise Unauthorized