restructure for docker

forum/minimd.py

@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+
+import re
+import markdown2
+
+# https://stackoverflow.com/a/6041965
+RE_URL = re.compile(
+    r"(https?://([\w_-]+(?:(?:\.[\w_-]+)+))([\w.,@?^=%&:/~+#-]*[\w@?^=%&/~+#-]))"
+)
+RE_EM = re.compile(r"\*(.*?)\*")
+RE_LIST = re.compile(r"(-|[0-9]\.) .*")
+
+RE_PLAINURL = re.compile(
+    r"([ |\n])(https?://([\w_-]+(?:(?:\.[\w_-]+)+))([\w.,@?^=%&:/~+#-]*[\w@?^=%&/~+#-]))[^\)]"
+)
+
+def html(text):
+    text = RE_PLAINURL.sub(r'\1[\2](\2)', text)
+    return markdown2.markdown(text)
+
+
+def html_old(text):
+    # Replace angle brackets to prevent XSS
+    # Also replace ampersands to prevent surprises.
+    text = text.replace("&", "&amp;").replace("<", "&lt;").replace(">", "&gt;")
+
+    html = ["<p>"]
+    lines = text.split("\n")
+    in_code = False
+    in_list = False
+
+    for l in lines:
+        if l == "":
+            in_list = False
+            if in_code:
+                html.append("</pre>")
+                in_code = False
+            html.append("</p><p>")
+            continue
+        if l.startswith("  "):
+            in_list = False
+            l = l[2:]
+            if not in_code:
+                html.append("<pre>")
+                in_code = True
+            html.append(l)
+            continue
+        if in_code:
+            html.append("</pre>")
+            in_code = False
+        l = RE_EM.sub(r"<em>\1</em>", l)
+        l = RE_URL.sub(r'<a href="\1">\1</a>', l)
+        if RE_LIST.match(l):
+            if in_list:
+                html.append("<br>")
+            in_list = True
+        else:
+            in_list = False
+        html.append(l)
+
+    if in_code:
+        html.append("</pre>")
+    html.append("</p>")
+    return "\n".join(html)
+
+
+if __name__ == "__main__":
+    import sys
+
+    print(html_old(sys.stdin.read()))