Esempio n. 1
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def get_languages(site_id=None):
    site_id = get_site_id(site_id)
    result = get_cms_setting('LANGUAGES').get(site_id)
    if not result:
        result = []
        defaults = get_cms_setting('LANGUAGES').get('default', {})
        for code, name in settings.LANGUAGES:
            lang = {'code': code, 'name': _(name)}
            lang.update(defaults)
            result.append(lang)
        get_cms_setting('LANGUAGES')[site_id] = result
    return result
Esempio n. 2
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def get_languages(site_id=None):
    site_id = get_site_id(site_id)
    result = get_cms_setting('LANGUAGES').get(site_id)
    if not result:
        result = []
        defaults = get_cms_setting('LANGUAGES').get('default', {})
        for code, name in settings.LANGUAGES:
            lang = {'code': code, 'name': _(name)}
            lang.update(defaults)
            result.append(lang)
        get_cms_setting('LANGUAGES')[site_id] = result
    return result
Esempio n. 3
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    def render_placeholder(self, placeholder, context, language=None, page=None,
                           editable=False, use_cache=False, nodelist=None, width=None):
        from sekizai.helpers import Watcher
        from cms.utils.plugins import get_plugins

        language = language or self.request_language
        editable = editable and self._placeholders_are_editable

        if use_cache and not editable and placeholder.cache_placeholder:
            use_cache = self.placeholder_cache_is_enabled()
        else:
            use_cache = False

        if page:
            site_id = page.site_id
            template = page.get_template()
        else:
            site_id = get_site_id(None)
            template = None

        if use_cache:
            cached_value = self._get_cached_placeholder_content(
                placeholder=placeholder,
                site_id=site_id,
                language=language,
            )
        else:
            cached_value = None

        if cached_value is not None:
            # User has opted to use the cache
            # and there is something in the cache
            restore_sekizai_context(context, cached_value['sekizai'])
            return mark_safe(cached_value['content'])

        context.push()

        width = width or placeholder.default_width

        if width:
            context['width'] = width

        # Add extra context as defined in settings, but do not overwrite existing context variables,
        # since settings are general and database/template are specific
        # TODO this should actually happen as a plugin context processor, but these currently overwrite
        # existing context -- maybe change this order?
        for key, value in placeholder.get_extra_context(template).items():
            if key not in context:
                context[key] = value

        if use_cache:
            watcher = Watcher(context)

        plugins = get_plugins(
            request=self.request,
            placeholder=placeholder,
            template=template,
            lang=language,
        )

        if plugins:
            plugin_content = self.render_plugins(
                plugins=plugins,
                context=context,
                placeholder=placeholder,
                editable=editable,
            )
            placeholder_content = ''.join(plugin_content)
        elif nodelist:
            # should be nodelist from a template
            placeholder_content = nodelist.render(context)
        else:
            placeholder_content = ''

        if use_cache:
            content = {
                'content': placeholder_content,
                'sekizai': watcher.get_changes(),
            }
            set_placeholder_cache(
                placeholder,
                lang=language,
                site_id=site_id,
                content=content,
                request=self.request,
            )

        if editable:
            toolbar_content = self.render_editable_placeholder(
                placeholder=placeholder,
                context=context,
                language=language,
            )
        else:
            toolbar_content = ''

        rendered_placeholder = RenderedPlaceholder(
            placeholder=placeholder,
            language=language,
            site_id=site_id,
            cached=use_cache,
            editable=editable,
            has_content=bool(placeholder_content),
        )

        if placeholder.pk not in self._rendered_placeholders:
            # First time this placeholder is rendered
            if not self.toolbar._cache_disabled:
                # The toolbar middleware needs to know if the response
                # is to be cached.
                # Set the _cache_disabled flag to the value of cache_placeholder
                # only if the flag is False (meaning cache is enabled).
                self.toolbar._cache_disabled = not use_cache
            self._rendered_placeholders[placeholder.pk] = rendered_placeholder

        context.pop()
        return mark_safe(toolbar_content + placeholder_content)
Esempio n. 4
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    def render_placeholder(self,
                           placeholder,
                           context,
                           language=None,
                           page=None,
                           editable=False,
                           use_cache=False,
                           nodelist=None,
                           width=None):
        from sekizai.helpers import Watcher
        from cms.utils.plugins import get_plugins

        language = language or self.request_language
        editable = editable and self._placeholders_are_editable

        if use_cache and not editable and placeholder.cache_placeholder:
            use_cache = self.placeholder_cache_is_enabled()
        else:
            use_cache = False

        if page:
            site_id = page.site_id
            template = page.get_template()
        else:
            site_id = get_site_id(None)
            template = None

        if use_cache:
            cached_value = self._get_cached_placeholder_content(
                placeholder=placeholder,
                site_id=site_id,
                language=language,
            )
        else:
            cached_value = None

        if cached_value is not None:
            # User has opted to use the cache
            # and there is something in the cache
            restore_sekizai_context(context, cached_value['sekizai'])
            return mark_safe(cached_value['content'])

        context.push()

        width = width or placeholder.default_width

        if width:
            context['width'] = width

        # Add extra context as defined in settings, but do not overwrite existing context variables,
        # since settings are general and database/template are specific
        # TODO this should actually happen as a plugin context processor, but these currently overwrite
        # existing context -- maybe change this order?
        for key, value in placeholder.get_extra_context(template).items():
            if key not in context:
                context[key] = value

        if use_cache:
            watcher = Watcher(context)

        plugins = get_plugins(
            request=self.request,
            placeholder=placeholder,
            template=template,
            lang=language,
        )

        if plugins:
            plugin_content = self.render_plugins(
                plugins=plugins,
                context=context,
                placeholder=placeholder,
                editable=editable,
            )
            placeholder_content = ''.join(plugin_content)
        elif nodelist:
            # should be nodelist from a template
            placeholder_content = nodelist.render(context)
        else:
            placeholder_content = ''

        if use_cache:
            content = {
                'content': placeholder_content,
                'sekizai': watcher.get_changes(),
            }
            set_placeholder_cache(
                placeholder,
                lang=language,
                site_id=site_id,
                content=content,
                request=self.request,
            )

        if editable:
            toolbar_content = self.render_editable_placeholder(
                placeholder=placeholder,
                context=context,
                language=language,
            )
        else:
            toolbar_content = ''

        rendered_placeholder = RenderedPlaceholder(
            placeholder=placeholder,
            language=language,
            site_id=site_id,
            cached=use_cache,
            editable=editable,
            has_content=bool(placeholder_content),
        )

        if placeholder.pk not in self._rendered_placeholders:
            # First time this placeholder is rendered
            if not self.toolbar._cache_disabled:
                # The toolbar middleware needs to know if the response
                # is to be cached.
                # Set the _cache_disabled flag to the value of cache_placeholder
                # only if the flag is False (meaning cache is enabled).
                self.toolbar._cache_disabled = not use_cache
            self._rendered_placeholders[placeholder.pk] = rendered_placeholder

        context.pop()
        return mark_safe(toolbar_content + placeholder_content)
Esempio n. 5
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def render_placeholder(placeholder, context_to_copy, name_fallback="Placeholder",
                       lang=None, default=None, editable=True, use_cache=True):
    """
    Renders plugins for a placeholder on the given page using shallow copies of the
    given context, and returns a string containing the rendered output.

    Set editable = False to disable front-end editing for this placeholder
    during rendering. This is primarily used for the "as" variant of the
    render_placeholder tag.
    """
    from cms.utils.placeholder import get_placeholder_conf, restore_sekizai_context
    from cms.utils.plugins import get_plugins
    # these are always called before all other plugin context processors
    from sekizai.helpers import Watcher

    if not placeholder:
        return
    context = copy(context_to_copy)
    context.push()
    request = context['request']
    if not hasattr(request, 'placeholders'):
        request.placeholders = {}

    # Prepend frontedit toolbar output if applicable
    try:
        toolbar = getattr(request, 'toolbar', None)
    except AttributeError:
        toolbar = None

    if (toolbar and toolbar.edit_mode and toolbar.show_toolbar and
            placeholder.is_editable and editable):
        from cms.middleware.toolbar import toolbar_plugin_processor
        processors = (toolbar_plugin_processor,)
        edit = True
    else:
        processors = None
        edit = False

    if edit:
        perms = (placeholder.has_change_permission(request) or not placeholder.cache_placeholder)
        if not perms or placeholder.slot not in request.placeholders:
            request.placeholders[placeholder.slot] = (placeholder, perms)
        else:
            request.placeholders[placeholder.slot] = (
                placeholder, perms and request.placeholders[placeholder.slot][1]
            )
    else:
        request.placeholders[placeholder.slot] = (
            placeholder, False
        )
    if hasattr(placeholder, 'content_cache'):
        return mark_safe(placeholder.content_cache)
    page = placeholder.page if placeholder else None
    if page:
        site_id = page.site_id
    else:
        site_id = get_site_id(None)

    # It's kind of duplicate of the similar call in `get_plugins`, but it's required
    # to have a valid language in this function for `get_fallback_languages` to work
    if lang:
        save_language = lang
    else:
        lang = get_language_from_request(request)
        save_language = lang

    use_cache = use_cache and not request.user.is_authenticated()
    if get_cms_setting('PLACEHOLDER_CACHE') and use_cache:
        if not edit and placeholder and not hasattr(placeholder, 'cache_checked'):
            cached_value = get_placeholder_cache(placeholder, lang, site_id, request)
            if cached_value is not None:
                restore_sekizai_context(context, cached_value['sekizai'])
                return mark_safe(cached_value['content'])
    if page:
        template = page.template
    else:
        template = None

    plugins = [plugin for plugin in get_plugins(request, placeholder, template, lang=lang)]

    # Add extra context as defined in settings, but do not overwrite existing context variables,
    # since settings are general and database/template are specific
    # TODO this should actually happen as a plugin context processor, but these currently overwrite
    # existing context -- maybe change this order?
    slot = getattr(placeholder, 'slot', None)
    if slot:
        for key, value in get_placeholder_conf("extra_context", slot, template, {}).items():
            if key not in context:
                context[key] = value
    content = []
    watcher = Watcher(context)
    content.extend(render_plugins(plugins, context, placeholder, processors))
    toolbar_content = ''

    if edit and editable:
        if not hasattr(request.toolbar, 'placeholder_list'):
            request.toolbar.placeholder_list = []
        if placeholder not in request.toolbar.placeholder_list:
            request.toolbar.placeholder_list.append(placeholder)
        toolbar_content = mark_safe(render_placeholder_toolbar(placeholder, context, name_fallback, save_language))
    if content:
        content = mark_safe("".join(content))
    elif default:
        # should be nodelist from a template
        content = mark_safe(default.render(context_to_copy))
    else:
        content = ''
    context['content'] = content
    context['placeholder'] = toolbar_content
    context['edit'] = edit
    result = render_to_string("cms/toolbar/content.html", flatten_context(context))
    changes = watcher.get_changes()
    if use_cache and placeholder.cache_placeholder and get_cms_setting('PLACEHOLDER_CACHE'):
        content = {'content': result, 'sekizai': changes}
        set_placeholder_cache(placeholder, lang, site_id, content=content, request=request)
    context.pop()
    return result
Esempio n. 6
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def render_placeholder(placeholder,
                       context_to_copy,
                       name_fallback="Placeholder",
                       lang=None,
                       default=None,
                       editable=True,
                       use_cache=True):
    """
    Renders plugins for a placeholder on the given page using shallow copies of the
    given context, and returns a string containing the rendered output.

    Set editable = False to disable front-end editing for this placeholder
    during rendering. This is primarily used for the "as" variant of the
    render_placeholder tag.
    """
    from cms.utils.placeholder import get_placeholder_conf, restore_sekizai_context
    from cms.utils.plugins import get_plugins
    # these are always called before all other plugin context processors
    from sekizai.helpers import Watcher

    if not placeholder:
        return
    context = copy(context_to_copy)
    context.push()
    request = context['request']
    if not hasattr(request, 'placeholders'):
        request.placeholders = {}

    # Prepend frontedit toolbar output if applicable
    try:
        toolbar = getattr(request, 'toolbar', None)
    except AttributeError:
        toolbar = None

    if (toolbar and toolbar.edit_mode and toolbar.show_toolbar
            and placeholder.is_editable and editable):
        from cms.middleware.toolbar import toolbar_plugin_processor
        processors = (toolbar_plugin_processor, )
        edit = True
    else:
        processors = None
        edit = False

    if edit:
        perms = (placeholder.has_change_permission(request)
                 or not placeholder.cache_placeholder)
        if not perms or placeholder.slot not in request.placeholders:
            request.placeholders[placeholder.slot] = (placeholder, perms)
        else:
            request.placeholders[placeholder.slot] = (
                placeholder, perms
                and request.placeholders[placeholder.slot][1])
    else:
        request.placeholders[placeholder.slot] = (placeholder, False)
    if hasattr(placeholder, 'content_cache'):
        return mark_safe(placeholder.content_cache)
    page = placeholder.page if placeholder else None
    if page:
        site_id = page.site_id
    else:
        site_id = get_site_id(None)

    # It's kind of duplicate of the similar call in `get_plugins`, but it's required
    # to have a valid language in this function for `get_fallback_languages` to work
    if lang:
        save_language = lang
    else:
        lang = get_language_from_request(request)
        save_language = lang

    use_cache = use_cache and not request.user.is_authenticated()
    if get_cms_setting('PLACEHOLDER_CACHE') and use_cache:
        if not edit and placeholder and not hasattr(placeholder,
                                                    'cache_checked'):
            cached_value = get_placeholder_cache(placeholder, lang, site_id,
                                                 request)
            if cached_value is not None:
                restore_sekizai_context(context, cached_value['sekizai'])
                return mark_safe(cached_value['content'])
    if page:
        template = page.template
    else:
        template = None

    plugins = [
        plugin
        for plugin in get_plugins(request, placeholder, template, lang=lang)
    ]

    # Add extra context as defined in settings, but do not overwrite existing context variables,
    # since settings are general and database/template are specific
    # TODO this should actually happen as a plugin context processor, but these currently overwrite
    # existing context -- maybe change this order?
    slot = getattr(placeholder, 'slot', None)
    if slot:
        for key, value in get_placeholder_conf("extra_context", slot, template,
                                               {}).items():
            if key not in context:
                context[key] = value
    content = []
    watcher = Watcher(context)
    content.extend(render_plugins(plugins, context, placeholder, processors))
    toolbar_content = ''

    if edit and editable:
        if not hasattr(request.toolbar, 'placeholder_list'):
            request.toolbar.placeholder_list = []
        if placeholder not in request.toolbar.placeholder_list:
            request.toolbar.placeholder_list.append(placeholder)
        toolbar_content = mark_safe(
            render_placeholder_toolbar(placeholder, context, name_fallback,
                                       save_language))
    if content:
        content = mark_safe("".join(content))
    elif default:
        # should be nodelist from a template
        content = mark_safe(default.render(context_to_copy))
    else:
        content = ''
    context['content'] = content
    context['placeholder'] = toolbar_content
    context['edit'] = edit
    result = render_to_string("cms/toolbar/content.html",
                              flatten_context(context))
    changes = watcher.get_changes()
    if use_cache and placeholder.cache_placeholder and get_cms_setting(
            'PLACEHOLDER_CACHE'):
        content = {'content': result, 'sekizai': changes}
        set_placeholder_cache(placeholder,
                              lang,
                              site_id,
                              content=content,
                              request=request)
    context.pop()
    return result