Make path handling less horrific.

app/agora.py

@@ -16,8 +16,10 @@ import datetime
 from flask import Blueprint, url_for, render_template, current_app, Response, redirect
 from markupsafe import escape
 from . import db
+from . import config
 bp = Blueprint('agora', __name__)
 
+
 @bp.route('/')
 def index():
     return render_template('index.html', help=url_for('agora.help'), nodes=url_for('agora.nodes'), journals=url_for('agora.journals'))
@@ -30,6 +32,7 @@ def help():
 @bp.route('/notes') # alias for now
 @bp.route('/nodes')
 def nodes():
+    current_app.logger.warning('Config: %s' % config.AGORA_PATH)
     return render_template('nodes.html', nodes=db.all_nodes())
 
 @bp.route('/journals')
@@ -57,6 +60,12 @@ def garden(garden):
 def wikilink(node):
     return render_template('nodes_rendered.html', wikilink=node, nodes=db.nodes_by_wikilink(node), backlinks=db.nodes_by_outlink(node))
 
+@bp.route('/asset/<user>/<asset>')
+def asset(user, asset):
+    # An asset is a binary in someone's garden/<user>/assets directory.
+    path = '/'.join(["garden", user, 'assets', asset])
+    return current_app.send_static_file(path)
+
 @bp.route('/raw/<node>')
 def raw(node):
     # hack hack

app/config.py

@@ -0,0 +1,3 @@
+import os
+import getpass
+AGORA_PATH = os.path.join('/home', getpass.getuser(), 'agora')

app/db.py

@@ -15,9 +15,9 @@
 import glob
 import re
 import os
+from . import config
 from operator import attrgetter
 
-BASE = '../../agora/'
 RE_WIKILINKS = re.compile('\[\[(.*?)\]\]')
 
 class Node:
@@ -30,7 +30,7 @@ class Node:
         self.outlinks = content_to_outlinks(self.content)
 
 def path_to_url(path):
-    return os.path.split(path)[0].replace(BASE, '')
+    return path.replace(config.AGORA_PATH + '/', '')
 
 def path_to_wikilink(path):
     return os.path.splitext(os.path.basename(path))[0]
@@ -44,12 +44,12 @@ def content_to_outlinks(content):
         return []
 
 def all_nodes():
-    l = sorted([f for f in glob.glob(BASE + '**/*.md', recursive=True)])
+    l = sorted([f for f in glob.glob(os.path.join(config.AGORA_PATH, '**/*.md'), recursive=True)])
     return [Node(f) for f in l]
 
 def all_journals():
     # hack hack.
-    l = sorted([f for f in glob.glob(BASE + '**/????-??-??.md', recursive=True)])
+    l = sorted([f for f in glob.glob(os.path.join(config.AGORA_PATH, '**/????-??-??.md'), recursive=True)])
     return sorted([Node(f) for f in l], key=attrgetter('wikilink'), reverse=True)
 
 def nodes_by_wikilink(wikilink):