Sith/core/templates/core/markdown_textarea.jinja

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5.6 KiB
Django/Jinja
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<div>
2019-05-06 18:42:35 +00:00
{# Depends on this package https://github.com/lonaru/easy-markdown-editor #}
<textarea name="{{ widget.name }}"{% include "django/forms/widgets/attrs.html" %}>{% if widget.value %}{{ widget.value }}{% endif %}</textarea>
2019-05-06 18:42:35 +00:00
{# The easymde script can be included twice, it's safe in the code #}
<script src="{{ statics.js }}"> </script>
<script type="text/javascript">
$(function() {
const css = "{{ statics.css }}";
let lastAPICall;
// Only import the css once
if (!document.head.innerHTML.includes(css)) {
document.head.innerHTML += '<link rel="stylesheet" href="' + css + '">';
}
// Custom markdown parser
function customMarkdownParser(plainText, cb) {
$.ajax({
url: "{{ markdown_api_url }}",
method: "POST",
data: { text: plainText, csrfmiddlewaretoken: getCSRFToken() },
}).done(cb);
}
// Pretty markdown input
const easymde = new EasyMDE({
element: document.getElementById("{{ widget.attrs.id }}"),
spellChecker: false,
autoDownloadFontAwesome: false,
previewRender: function(plainText, preview) { // Async method
clearTimeout(lastAPICall);
lastAPICall = setTimeout(() => {
customMarkdownParser(plainText, (msg) => preview.innerHTML = msg);
}, 300);
return preview.innerHTML;
},
forceSync: true, // Avoid validation error on generic create view
toolbar: [
{
name: "heading-smaller",
action: EasyMDE.toggleHeadingSmaller,
className: "fa fa-header",
title: "{{ translations.heading_smaller }}"
},
{
name: "italic",
action: EasyMDE.toggleItalic,
className: "fa fa-italic",
title: "{{ translations.italic }}"
},
{
name: "bold",
action: EasyMDE.toggleBold,
className: "fa fa-bold",
title: "{{ translations.bold }}"
},
{
name: "strikethrough",
action: EasyMDE.toggleStrikethrough,
className: "fa fa-strikethrough",
title: "{{ translations.strikethrough }}"
},
{
name: "underline",
action: function customFunction(editor){
let cm = editor.codemirror;
cm.replaceSelection('__' + cm.getSelection() + '__');
},
className: "fa fa-underline",
title: "{{ translations.underline }}"
},
{
name: "superscript",
action: function customFunction(editor){
let cm = editor.codemirror;
cm.replaceSelection('<sup>' + cm.getSelection() + '</sup>');
},
className: "fa fa-superscript",
title: "{{ translations.superscript }}"
},
{
name: "subscript",
action: function customFunction(editor){
let cm = editor.codemirror;
cm.replaceSelection('<sub>' + cm.getSelection() + '</sub>');
},
className: "fa fa-subscript",
title: "{{ translations.subscript }}"
},
{
name: "code",
action: EasyMDE.toggleCodeBlock,
className: "fa fa-code",
title: "{{ translations.code }}"
},
"|",
{
name: "quote",
action: EasyMDE.toggleBlockquote,
className: "fa fa-quote-left",
title: "{{ translations.quote }}"
},
{
name: "unordered-list",
action: EasyMDE.toggleUnorderedList,
className: "fa fa-list-ul",
title: "{{ translations.unordered_list }}"
},
{
name: "ordered-list",
action: EasyMDE.toggleOrderedList,
className: "fa fa-list-ol",
title: "{{ translations.ordered_list }}"
},
"|",
{
name: "link",
action: EasyMDE.drawLink,
className: "fa fa-link",
title: "{{ translations.link }}"
},
{
name: "image",
action: EasyMDE.drawImage,
className: "fa fa-picture-o",
title: "{{ translations.image }}"
},
{
name: "table",
action: EasyMDE.drawTable,
className: "fa fa-table",
title: "{{ translations.table }}"
},
"|",
{
name: "clean-block",
action: EasyMDE.cleanBlock,
className: "fa fa-eraser fa-clean-block",
title: "{{ translations.clean_block }}"
},
"|",
{
name: "preview",
action: EasyMDE.togglePreview,
className: "fa fa-eye no-disable",
title: "{{ translations.preview }}"
},
{
name: "side-by-side",
action: EasyMDE.toggleSideBySide,
className: "fa fa-columns no-disable no-mobile",
title: "{{ translations.side_by_side }}"
},
{
name: "fullscreen",
action: EasyMDE.toggleFullScreen,
className: "fa fa-arrows-alt no-disable no-mobile",
title: "{{ translations.fullscreen }}"
},
"|",
{
name: "guide",
action: "/page/Aide_sur_la_syntaxe",
className: "fa fa-question-circle",
title: "{{ translations.guide }}"
},
]
});
const textarea = document.getElementById('{{ widget.attrs.id }}');
const submits = textarea
.closest('form')
.querySelectorAll('input[type="submit"]');
const parentDiv = textarea.parentElement;
let submitPressed = false;
function checkMarkdownInput(e) {
// an attribute is null if it does not exist, else a string
const required = textarea.getAttribute('required') != null;
const length = textarea.value.trim().length;
if (required && length == 0) {
parentDiv.style.boxShadow = 'red 0px 0px 1.5px 1px';
} else {
parentDiv.style.boxShadow = '';
}
}
function onSubmitClick(e) {
if (!submitPressed) {
easymde.codemirror.on('change', checkMarkdownInput);
}
submitPressed = true;
checkMarkdownInput(e);
}
submits.forEach((submit) => {
submit.addEventListener('click', onSubmitClick);
})
})
</script>
</div>