Add doku_to_markdown function

core/templates/core/doku_to_markdown.jinja

@@ -0,0 +1,27 @@
+{% extends "core/base.jinja" %}
+
+{% block title %}
+{% trans %}Doku to Markdown{% endtrans %}
+{% endblock %}
+
+{% block content %}
+<form action="" method="post" enctype="multipart/form-data">
+    {% csrf_token %}
+    <textarea name="text" id="text" rows="30" cols="80">
+        {{- text -}}
+    </textarea>
+    <p><input type="submit" value="{% trans %}Convert{% endtrans %}" /></p>
+</form>
+<hr>
+<h6>{% trans %}Markdown{% endtrans %}</h6>
+<div style="border: 1px solid black; color: white; background: black; padding: 10px; margin: 5px;"><pre>{{- text_md -}}</pre>
+</div>
+<hr>
+<h6>{% trans %}Render{% endtrans %}</h6>
+<div style="border: 1px solid black; padding: 10px; margin: 5px;" class="page_content">
+{{ text_md|markdown }}
+</div>
+{% endblock %}
+
+
+

core/templates/core/user_tools.jinja

@@ -108,6 +108,7 @@
 </ul>
 <h4>{% trans %}Other tools{% endtrans %}</h4>
 <ul>
+    <li><a href="{{ url('core:doku_to_markdown') }}">{% trans %}Convert dokuwiki syntax to Markdown{% endtrans %}</a></li>
     <li><a href="{{ url('trombi:user_tools') }}">{% trans %}Trombi tools{% endtrans %}</a></li>
 </ul>
 

core/urls.py

@@ -28,6 +28,7 @@ from core.views import *
 
 urlpatterns = [
     url(r'^$', index, name='index'),
+    url(r'^doku_to_markdown$', DokuToMarkdownView.as_view(), name='doku_to_markdown'),
     url(r'^notifications$', NotificationList.as_view(), name='notification_list'),
     url(r'^notification/(?P<notif_id>[0-9]+)$', notification, name='notification'),
 

core/utils.py

@@ -22,6 +22,8 @@
 #
 #
 
+import re
+
 # Image utils
 
 from io import BytesIO
@@ -62,3 +64,69 @@ def exif_auto_rotate(image):
         image=image.rotate(90, expand=True)
 
     return image
+
+def doku_to_markdown(text):
+    text = re.sub(r'([^:]|^)\/\/(.*?)\/\/', r'*\2*', text) # Italic (prevents protocol:// conflict)
+    text = re.sub(r'<del>(.*?)<\/del>', r'~~\1~~', text, flags=re.DOTALL) # Strike (may be multiline)
+    text = re.sub(r'<sup>(.*?)<\/sup>', r'^\1^', text) # Superscript (multiline not supported, because almost never used)
+    text = re.sub(r'<sub>(.*?)<\/sub>', r'_\1_', text) # Subscript (idem)
+
+    text = re.sub(r'^======(.*?)======', r'#\1', text, flags=re.MULTILINE) # Titles
+    text = re.sub(r'^=====(.*?)=====', r'##\1', text, flags=re.MULTILINE)
+    text = re.sub(r'^====(.*?)====', r'###\1', text, flags=re.MULTILINE)
+    text = re.sub(r'^===(.*?)===', r'####\1', text, flags=re.MULTILINE)
+    text = re.sub(r'^==(.*?)==', r'#####\1', text, flags=re.MULTILINE)
+    text = re.sub(r'^=(.*?)=', r'######\1', text, flags=re.MULTILINE)
+
+    text = re.sub(r'<nowiki>', r'<nosyntax>', text)
+    text = re.sub(r'</nowiki>', r'</nosyntax>', text)
+    text = re.sub(r'<code>', r'```\n', text)
+    text = re.sub(r'</code>', r'\n```', text)
+    text = re.sub(r'article://', r'page://', text)
+    text = re.sub(r'dfile://', r'file://', text)
+
+    i = 1
+    for fn in re.findall(r'\(\((.*?)\)\)', text): # Footnotes
+        text = re.sub(r'\(\((.*?)\)\)', r'[^%s]' % i, text, count=1)
+        text += "\n[^%s]: %s\n" % (i, fn)
+        i += 1
+
+    text = re.sub(r'\\{2,}[\s]', r'   \n', text) # Carriage return
+
+    text = re.sub(r'\[\[(.*?)(\|(.*?))?\]\]', r'[\3](\1)', text) # Links
+    text = re.sub(r'{{(.*?)(\|(.*?))?}}', r'![\3](\1 "\3")', text) # Images
+    text = re.sub(r'{\[(.*?)(\|(.*?))?\]}', r'[\1](\1)', text) # Video (transform to classic links, since we can't integrate them)
+
+    text = re.sub(r'###(\d*?)###', r'[[[\1]]]', text) # Progress bar
+
+    text = re.sub(r'(\n +[^* -][^\n]*(\n +[^* -][^\n]*)*)', r'```\1\n```', text, flags=re.DOTALL) # Block code without lists
+
+    text = re.sub(r'( +)-(.*)', r'1.\2', text) # Ordered lists
+
+    new_text = []
+    quote_level = 0
+    for line in text.splitlines(): # Tables and quotes
+        enter = re.finditer(r'\[quote(=(.+?))?\]', line)
+        quit = re.finditer(r'\[/quote\]', line)
+        if re.search(r'\A\s*\^(([^\^]*?)\^)*', line): # Table part
+            line = line.replace('^', '|')
+            new_text.append("> " * quote_level + line)
+            new_text.append("> " * quote_level + "|---|") # Don't keep the text alignement in tables it's really too complex for what it's worth
+        elif enter or quit: # Quote part
+            for quote in enter: # Enter quotes (support multiple at a time)
+                quote_level += 1
+                try:
+                    new_text.append("> " * quote_level + "##### " + quote.group(2))
+                    line = line.replace(quote.group(0), '')
+                except:
+                    new_text.append("> " * quote_level)
+            final_quote_level = quote_level # Store quote_level to use at the end, since it will be modified during quit iteration
+            for quote in quit: # Quit quotes (support multiple at a time)
+                line = line.replace(quote.group(0), '')
+                quote_level -= 1
+            new_text.append("> " * final_quote_level + line) # Finally append the line
+        else:
+            new_text.append(line)
+
+    return "\n".join(new_text)
+

core/views/site.py

@@ -28,7 +28,7 @@ from django.http import JsonResponse
 from django.core import serializers
 from django.db.models import Q
 from django.contrib.auth.decorators import login_required
-from django.views.generic import ListView
+from django.views.generic import ListView, TemplateView
 
 import os
 import json
@@ -37,6 +37,7 @@ from itertools import chain
 from haystack.query import SearchQuerySet
 
 from core.models import User, Notification
+from core.utils import doku_to_markdown
 from club.models import Club
 
 def index(request, context=None):
@@ -97,3 +98,22 @@ def search_json(request):
             }
     return JsonResponse(result)
 
+class DokuToMarkdownView(TemplateView):
+    template_name = "core/doku_to_markdown.jinja"
+
+    def post(self, request, *args, **kwargs):
+        self.text = request.POST['text']
+        self.text_md = doku_to_markdown(self.text)
+        context = self.get_context_data(**kwargs)
+        return self.render_to_response(context)
+
+    def get_context_data(self, **kwargs):
+        kwargs = super(DokuToMarkdownView, self).get_context_data(**kwargs)
+        try:
+            kwargs['text'] = self.text
+            kwargs['text_md'] = self.text_md
+        except:
+            kwargs['text'] = ""
+            kwargs['text_md'] = ""
+        return kwargs
+

locale/fr/LC_MESSAGES/django.po

@@ -6,7 +6,7 @@
 msgid ""
 msgstr ""
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2017-05-13 18:31+0200\n"
+"POT-Creation-Date: 2017-05-14 03:16+0200\n"
 "PO-Revision-Date: 2016-07-18\n"
 "Last-Translator: Skia <skia@libskia.so>\n"
 "Language-Team: AE info <ae.info@utbm.fr>\n"
@@ -1973,6 +1973,22 @@ msgstr "Confirmation"
 msgid "Cancel"
 msgstr "Annuler"
 
+#: core/templates/core/doku_to_markdown.jinja:4
+msgid "Doku to Markdown"
+msgstr "Doku vers Markdown"
+
+#: core/templates/core/doku_to_markdown.jinja:13
+msgid "Convert"
+msgstr "Convertir"
+
+#: core/templates/core/doku_to_markdown.jinja:16
+msgid "Markdown"
+msgstr "Markdown"
+
+#: core/templates/core/doku_to_markdown.jinja:20
+msgid "Render"
+msgstr "Rendu"
+
 #: core/templates/core/edit.jinja:5 core/templates/core/edit.jinja.py:13
 #: core/templates/core/file_edit.jinja:4
 #: counter/templates/counter/cash_register_summary.jinja:4
@@ -2678,6 +2694,10 @@ msgid "Other tools"
 msgstr "Autres outils"
 
 #: core/templates/core/user_tools.jinja:111
+msgid "Convert dokuwiki syntax to Markdown"
+msgstr "Convertir de la syntaxe dokuwiki vers Markdown"
+
+#: core/templates/core/user_tools.jinja:112
 msgid "Trombi tools"
 msgstr "Outils Trombi"