# HG changeset patch
# User Tero Marttila <terom@qmsk.net>
# Date 1412422554 -10800
# Node ID 4ca68e4eb386936ead71d846b8d5117c430531c8
# Parent  2fb2928eed8c98fdd32d3a3cf08858458ac7d4b8
qmsk.pngtile: django app for pngtile index/viewer; very raw index view

diff -r 2fb2928eed8c -r 4ca68e4eb386 qmsk/pngtile/pngtile.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmsk/pngtile/pngtile.py	Sat Oct 04 14:35:54 2014 +0300
@@ -0,0 +1,54 @@
+from __future__ import absolute_import
+
+from django.conf import settings
+import django.utils.http
+
+# the top-level pngtile package
+from pngtile.store import (
+        Error,
+        NotFound,
+        InvalidImage,
+        UncachedImage,
+        PNGTileStore,
+)
+
+class Store (PNGTileStore):
+    def __init__ (self, tileserver, **opts):
+        super(Store, self).__init__(**opts)
+
+        self.tileserver = tileserver
+
+    def breadcrumb (self, name):
+        """
+            Yield (name, title) tuples for breadcrumb to name
+        """
+
+        path = [ ]
+
+        for part in name.split('/'):
+            path.append(part)
+
+            yield '/'.join(path), part
+
+    def tiles_url (self, name, **query):
+        """
+            Return a tileserver URL.
+        """
+
+        url = self.tileserver
+
+        if name:
+            url += name
+
+        if query:
+            url += '?' + django.utils.http.urlencode(query)
+
+        return url
+
+STORE = Store(
+    # PNGTileStore
+    image_root  = settings.QMSK_PNGTILE_ROOT,
+    
+    # Store
+    tileserver  = settings.QMSK_PNGTILE_SERVER,
+)
diff -r 2fb2928eed8c -r 4ca68e4eb386 qmsk/pngtile/templates/qmsk.pngtile/index.html
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmsk/pngtile/templates/qmsk.pngtile/index.html	Sat Oct 04 14:35:54 2014 +0300
@@ -0,0 +1,36 @@
+{% extends "site.html" %}
+
+{% block title %}{{ site_name }} :: {{ name }}{% endblock %}
+
+{% block header %}
+    <h1 class="page-header-title">
+        <a href="{% url 'index' '' %}">{{ site_name }}</a>
+    </h1>
+{% endblock %}
+
+{% block breadcrumb %}
+    <ol class="breadcrumb">
+    {% for name, title in breadcrumb %}
+        <li><a href="{% url 'index' name %}">{{ title }}</a></li>
+    {% endfor %}
+    </ol>
+{% endblock %}
+
+{% block nav %}
+    <ul class="nav">
+    {% for item in index_list %}
+        <li>
+            <a href="{{item}}">{{item}}</a>
+        </li>
+    {% endfor %}
+    </ul>
+{% endblock %}
+
+{% block content %}
+
+{% endblock %}
+
+{% block footer %}
+
+{% endblock %}
+
diff -r 2fb2928eed8c -r 4ca68e4eb386 qmsk/pngtile/urls.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmsk/pngtile/urls.py	Sat Oct 04 14:35:54 2014 +0300
@@ -0,0 +1,9 @@
+from django.conf.urls import patterns, include, url
+
+from qmsk.pngtile import views
+
+urlpatterns = patterns('',
+    url(r'^$',                              views.index,         name='index', kwargs=dict(name='')),
+    url(r'^(?P<name>.*)/$',                 views.index,         name='index'),
+    url(r'^(?P<name>.*\.\w+)$',             views.image,         name='image'),
+)
diff -r 2fb2928eed8c -r 4ca68e4eb386 qmsk/pngtile/views.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qmsk/pngtile/views.py	Sat Oct 04 14:35:54 2014 +0300
@@ -0,0 +1,30 @@
+from django import http
+from django.shortcuts import render, redirect
+
+from qmsk.pngtile import pngtile
+
+import pypngtile
+
+def index (request, name):
+    try:
+        items = pngtile.STORE.list(name)
+    except pngtile.NotFound:
+        raise http.Http404
+    except pngtile.InvalidImage:
+        return http.HttpResponseBadRequest(name)
+    except pngtile.UncachedImage:
+        return http.HttpResponseBadRequest(name)
+    except pngtile.Error as error:
+        return http.HttpResponseServerError(str(error))
+    except pypngtile.Error as error:
+        return http.HttpResponseServerError(str(error))
+    
+    return render(request, 'qmsk.pngtile/index.html', dict(
+        site_name   = u"...",
+        name        = name,
+        breadcrumb  = pngtile.STORE.breadcrumb(name),
+        index_list  = items,
+    ))
+
+def image (request, name):
+    pass