From aa04230c0edf5e95f65e9f387a8b1ee73790fa3a Mon Sep 17 00:00:00 2001
From: Antoine Goutenoir <antoine.goutenoir@irap.omp.eu>
Date: Tue, 29 Sep 2020 03:02:03 +0200
Subject: [PATCH] feat: add support for icons, _the right way_©

---
 flaskr/__init__.py                |  2 ++
 flaskr/content.py                 |  1 +
 flaskr/extensions.py              | 10 +++++++++-
 flaskr/static/css/common/main.css |  9 +++++++++
 4 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/flaskr/__init__.py b/flaskr/__init__.py
index 5721f0e..913ae3a 100755
--- a/flaskr/__init__.py
+++ b/flaskr/__init__.py
@@ -34,6 +34,7 @@ from flaskr.extensions import (
     mail,
     session,
     captcha,
+    icon2html,
 )
 from flaskr.content import content
 from flaskr.core import increment_hit_counter, get_hit_counter
@@ -109,6 +110,7 @@ def create_app(object_name):
     # Markdown jinja2 filter
     @app.template_filter('markdown')
     def markdown_filter(text):
+        text = icon2html(text)
         return markdown(text, extensions=['extra'])
 
     # Authentication Gate for the Admin
diff --git a/flaskr/content.py b/flaskr/content.py
index 728210b..0d5e93c 100644
--- a/flaskr/content.py
+++ b/flaskr/content.py
@@ -33,6 +33,7 @@ class Struct(object):
 
 content = Struct(content_dict)
 
+# Move this to ENV, perhaps
 base_url = "https://travel-footprint-calculator.irap.omp.eu"
 
 
diff --git a/flaskr/extensions.py b/flaskr/extensions.py
index 781ca43..ac8ba17 100644
--- a/flaskr/extensions.py
+++ b/flaskr/extensions.py
@@ -50,7 +50,6 @@ def load_user(userid):
 
 
 def send_email(to_recipient, subject, message):
-
     if 'production' != getenv('FLASK_ENV', 'production'):
         print("Skipping sending email because we are not in production.")
         return
@@ -70,3 +69,12 @@ def send_email(to_recipient, subject, message):
         print("ERROR Sending email:\n%s" % str(e))
         traceback.print_exc(file=sys.stderr)
 
+
+def icon2html(text):
+    import re
+    icon_html = r"""<svg class="bi" width="16" height="16" fill="currentColor"><use xlink:href="/static/bootstrap-icons-1.0.0/bootstrap-icons.svg#\1"/></svg>"""
+    return re.sub(
+        "<icon +([^ ]+)>",
+        icon_html,
+        text
+    )
diff --git a/flaskr/static/css/common/main.css b/flaskr/static/css/common/main.css
index b099f48..3e4993b 100755
--- a/flaskr/static/css/common/main.css
+++ b/flaskr/static/css/common/main.css
@@ -160,4 +160,13 @@ span[title] {
 
         opacity: 0;
     }
+}
+
+
+/** BOOTSTRAP ICONS **********************************************************/
+
+svg.bi {
+    /* vertical alignment is … sketchy, let's do this the old way */
+    position: relative;
+    top: 2px;
 }
\ No newline at end of file
--
libgit2 0.21.2