121 lines
4.2 KiB
Python
121 lines
4.2 KiB
Python
from django.contrib.admin import widgets as admin_widgets
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from django.forms.utils import flatatt
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from django.template.loader import get_template
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from django.utils.encoding import force_text
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from django.utils.html import conditional_escape
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from django.conf import settings
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from judge.widgets.mixins import CompressorWidgetMixin
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__all__ = [
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"PagedownWidget",
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"AdminPagedownWidget",
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"MathJaxPagedownWidget",
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"MathJaxAdminPagedownWidget",
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"HeavyPreviewPageDownWidget",
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"HeavyPreviewAdminPageDownWidget",
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]
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try:
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from pagedown.widgets import PagedownWidget as OldPagedownWidget
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except ImportError:
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PagedownWidget = None
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AdminPagedownWidget = None
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MathJaxPagedownWidget = None
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MathJaxAdminPagedownWidget = None
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HeavyPreviewPageDownWidget = None
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HeavyPreviewAdminPageDownWidget = None
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else:
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class PagedownWidget(CompressorWidgetMixin, OldPagedownWidget):
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# The goal here is to compress all the pagedown JS into one file.
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# We do not want any further compress down the chain, because
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# 1. we'll creating multiple large JS files to download.
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# 2. this is not a problem here because all the pagedown JS files will be used together.
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compress_js = True
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def __init__(self, *args, **kwargs):
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super(PagedownWidget, self).__init__(*args, **kwargs)
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class Media:
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css = {
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"all": [
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"pagedown_widget.css",
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"markdown.css",
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]
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}
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class AdminPagedownWidget(PagedownWidget, admin_widgets.AdminTextareaWidget):
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class Media:
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css = {
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"all": [
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"content-description.css",
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"admin/css/pagedown.css",
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"markdown.css",
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]
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}
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js = ["admin/js/pagedown.js"]
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class MathJaxPagedownWidget(PagedownWidget):
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class Media:
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js = [
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"mathjax3_config.js",
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"https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml.js",
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"pagedown_math.js",
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]
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class MathJaxAdminPagedownWidget(AdminPagedownWidget, MathJaxPagedownWidget):
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pass
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class HeavyPreviewPageDownWidget(PagedownWidget):
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def __init__(self, *args, **kwargs):
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self.template = "pagedown.html"
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self.id = kwargs.pop("id", None)
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self.preview_url = kwargs.pop("preview")
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self.preview_timeout = kwargs.pop("preview_timeout", None)
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self.hide_preview_button = kwargs.pop("hide_preview_button", False)
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super(HeavyPreviewPageDownWidget, self).__init__(*args, **kwargs)
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def render(self, name, value, attrs=None, renderer=None):
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if value is None:
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value = ""
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final_attrs = self.build_attrs(attrs, {"name": name})
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if "class" not in final_attrs:
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final_attrs["class"] = ""
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final_attrs["class"] += " wmd-input"
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if self.id:
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final_attrs["id"] = self.id
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return get_template(self.template).render(
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self.get_template_context(final_attrs, value)
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)
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def get_template_context(self, attrs, value):
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return {
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"image_upload_enabled": getattr(
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settings, "PAGEDOWN_IMAGE_UPLOAD_ENABLED", False
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),
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"attrs": flatatt(attrs),
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"body": conditional_escape(force_text(value)),
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"postfix": attrs["id"],
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"show_preview": True,
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"preview_url": self.preview_url,
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"preview_timeout": self.preview_timeout,
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"extra_classes": "dmmd-no-button" if self.hide_preview_button else None,
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}
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class Media:
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css = {"all": ["dmmd-preview.css"]}
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js = ["dmmd-preview.js"]
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class HeavyPreviewAdminPageDownWidget(
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AdminPagedownWidget, HeavyPreviewPageDownWidget
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):
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class Media:
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css = {
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"all": [
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"pygment-github.css",
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"table.css",
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"ranks.css",
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"markdown.css",
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]
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}
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