diff --git a/yadc/__init__.py b/yadc/__init__.py
index 310b53e..4f6af4a 100644
--- a/yadc/__init__.py
+++ b/yadc/__init__.py
@@ -26,6 +26,7 @@ def create_app():
         MAX_CONTENT_LENGTH=10*1024*1024,
         POST_LIST_THUMB_HEIGHT=200,
         POST_UPLOADS=os.path.join(app.instance_path, 'post'),
+        INSTANCE_NAME='YADC',
 
         SQLALCHEMY_ECHO=True,
     )
diff --git a/yadc/bp/main.py b/yadc/bp/main.py
index eb2d401..3b454cd 100644
--- a/yadc/bp/main.py
+++ b/yadc/bp/main.py
@@ -29,14 +29,24 @@ def posts():
 
     return render_template('index.html', posts=posts, tags=tags)
 
+from sqlalchemy import func
+from sqlalchemy.orm import aliased
+from yadc.models import Tag, post_tags
+
 @bp.route('/post/show/<id>/')
 def post_show(id):
-    post = Post.query.filter_by(id=id)
+    post = Post.query.filter_by(id=id).first()
     flash(post)
 
+    tags_count = db.session.query(Tag, func.count(Post.id)).join(Tag.posts).filter(Post.id==id).join(aliased(Post), Tag.posts).group_by(Tag).all()
 
+    tags = list()
+    for tag_count in tags_count:
+        tag = tag_count[0]
+        tag.count = tag_count[1]
+        tags.append(tag)
 
-    return render_template('post.html', post=post, tags=tags)
+    return render_template('post.html', post=post, tags=post.tags)
 
 from flask_login import current_user
 from yadc import db
@@ -48,8 +58,6 @@ from PIL import Image
 import io
 import os
 
-# @bp.route('/post/new/')
-# @bp.route('/post/create/')
 @bp.route('/post/upload/', methods=['GET', 'POST'])
 @login_required
 def post_upload():
diff --git a/yadc/models.py b/yadc/models.py
index cd3d067..27ba413 100644
--- a/yadc/models.py
+++ b/yadc/models.py
@@ -141,7 +141,8 @@ class Post(TimestampMixin, db.Model):
     @property
     def image_url(self):
         # filename = "{}.{}".format('maybe_later_generated_cute_filename', 'jpg' if self.filetype is FILETYPE.jpeg else 'png')
-        filename = 'maybe_later_generated_cute_filename'
+        # filename = 'maybe_later_generated_cute_filename'
+        filename = "{} - {} {}".format(current_app.config.get('INSTANCE_NAME'), self.id, " ".join(tag.content for tag in self.tags))
         return os.path.join(self.md5, filename)
 
     def url(self, path, endpoint='img'):
@@ -170,6 +171,18 @@ class Post(TimestampMixin, db.Model):
         jpeg_filename = "{}.{}".format(self.md5, 'jpg')
         return os.path.join(current_app.instance_path, 'post', 'thumb', jpeg_filename)
 
+    @cached_property
+    def filesize_human(self):
+        #https://stackoverflow.com/questions/1094841/reusable-library-to-get-human-readable-version-of-file-size
+        def sizeof_fmt(num, suffix='B'):
+            for unit in ['','Ki','Mi','Gi','Ti','Pi','Ei','Zi']:
+                if abs(num) < 1024.0:
+                    return "%3.1f%s%s" % (num, unit, suffix)
+                num /= 1024.0
+            return "%.1f%s%s" % (num, 'Yi', suffix)
+
+        return sizeof_fmt(self.filesize)
+
 
 class Tag(TimestampMixin, db.Model):
     id = db.Column(db.Integer, primary_key=True)
diff --git a/yadc/templates/post.html b/yadc/templates/post.html
index 664276b..4642e40 100644
--- a/yadc/templates/post.html
+++ b/yadc/templates/post.html
@@ -6,11 +6,16 @@
                 <article class="post_desc">
                     <!-- <h4>Description</h4> -->
                     <!-- <img src="/static/profile.jpg" alt=""> -->
-                    <div class="id">Id: 51432</div>
-                    <div class="author">Author: Kuxa</div>
+                    <div class="id">Id: {{ post.id }}</div>
+                    <div class="author">Author: {{ post.author.username }}</div>
                     <div class="time">Posted: 10 hours ago</div>
-                    <div class="source">Source: <a href="https://www.pixiv.net/en/artworks/78136345">https://www.pixiv.net/en/artworks/78136345</a></div>
-                    
+                    <div class="source">Source: <a href="{{ post.source }}">{{ post.source }}</a></div>
+                    <div class="size">File size: {{ post.filesize_human }}</div>
+                    <div class="jpeg"><a href="{{ post.url(path=post.image_url, endpoint='jpeg') }}">Enlarge image</a></div>
+                    {% if post.filetype.name == 'png' %}
+                    <div class="png"><a href="{{ post.url(path=post.image_url) }}">Original PNG file</a></div>
+                    {% endif %}
+
                 </article>
                 <article class="tags">
                     <h3>Tags</h3>
@@ -19,7 +24,7 @@
                         <a href="#">
                             <span class="fa fa-tag"></span>
                             <span class="name">{{ tag.content }}</span>
-                            <span class="count">10</span>
+                            <span class="count">{{ tag.count }}</span>
                         </a>
                         {% endfor %}
                     </div>
@@ -28,7 +33,7 @@
             <section class="post_single">
                 <div class="image">
                     <!-- <img src="/static/pixiv/illust_72206228_20191026_131238.jpg" alt=""> -->
-                    <img src="/static/ryuzu/916500.jpg" alt="">
+                    <img src="{{ post.url(path=post.image_url, endpoint='jpeg') }}" alt="">
                 </div>
             </section>
         </div>