Add navigation and pagination

This commit is contained in:
Aaron Fischer 2017-03-17 00:23:13 +01:00
parent 9e8af48b88
commit b570e2af7c
8 changed files with 65 additions and 28 deletions

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@ -1,9 +0,0 @@
#images {
margin: auto;
}
.thumbnail-image {
margin: 2px;
padding: 1px;
border: 1px solid #ddd;
}

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@ -1,5 +0,0 @@
html, body {
font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
height: 100%;
padding-top: 40px;
}

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@ -16,8 +16,12 @@ WHERE id = :id
-- :name get-all-images :? :*
SELECT * FROM images
ORDER BY created_at DESC
LIMIT :count OFFSET :offset
-- :name get-image-count :? :1
SELECT COUNT(id) as count FROM images
-- :name create-tag! :i!
INSERT OR IGNORE INTO tags (tagname)

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@ -1,7 +1,7 @@
{% extends "layout.html" %}
{% block content %}
<h2>Upload a new image</h2>
<h1>Upload a new image</h1>
<p>Here you can upload a new image to the gallery. This image is then saved in
three different formats. The raw image, a scaled down version and a scoped
thumbnail image for the overview. You can upload all sorts of images.</p>

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@ -1,16 +1,34 @@
{% extends "layout.html" %}
{% block content %}
{% if pages|count > 1 %}
<nav aria-label="Page navigation" class="pull-right">
<ul class="pagination">
<li class="page-item{% ifequal current-page 1 %} disabled{% endifequal %}">
<a class="page-link" href="/page/{{ current-page|dec }}">Zurück</a>
</li>
{% for page in pages %}
<li class="page-item{% ifequal page current-page %} active{% endifequal %}">
<a class="page-link" href="/page/{{ page }}">{{ page }}</a>
</li>
{% endfor %}
<li class="page-item{% ifequal current-page pages|count %} disabled{% endifequal %}">
<a class="page-link" href="/page/{{ current-page|inc }}">Weiter</a>
</li>
</ul>
</nav>
<div class="clearfix"></div>
{% endif %}
<div id="iamges">
{% for image in images %}
<div class="thumbnail-image pull-left">
<a href="/show/{{ image.hash }}">
<img src="/images/thumbnails/{{ image.hash }}.png" alt="{{ image.title }}">
<p>{{ image.title }}
</a>
</div>
{% endfor %}
</div>
<div class="clearfix"></div>
{% endblock %}

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@ -6,12 +6,26 @@
<title>yenu -- the image sharing tool for friends</title>
</head>
<body>
<div id="content" class="col-md-12">
<h1>yenu</h1>
<a href="/" class="">Images</a>,
<a href="/upload" class="">Upload a new image</a>
<hr>
<nav class="navbar navbar-inverse bg-faded">
<a class="navbar-brand" href="/">yenu</a>
<ul class="nav navbar-nav mr-auto pull-right">
<li class="nav-item">
<a class="nav-link" href="/upload">Hochladen</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/comments">Kommentarstream</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/stats">Statistik</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/logout">Ausloggen</a>
</li>
</ul>
</nav>
<div id="content" class="col-md-12">
{% block content %}
{% endblock %}
</div>

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@ -1,5 +1,6 @@
(ns yenu.layout
(:require [selmer.parser :as parser]
[selmer.filters :as filter]
[ring.util.http-response :refer [content-type ok]]
[ring.util.anti-forgery :refer [anti-forgery-field]]
[yenu.helpers.images :as image-helper]
@ -8,6 +9,8 @@
(declare ^:dynamic *app-context*)
(parser/set-resource-path! (clojure.java.io/resource "templates"))
(parser/add-tag! :csrf-field (fn [_ _] (anti-forgery-field)))
(filter/add-filter! :inc inc)
(filter/add-filter! :dec dec)
(defn render
"renders the HTML template located relative to resources/templates"

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@ -6,9 +6,19 @@
[yenu.helpers.images :as images]
[yenu.db.core :as db]))
(defn index-page []
(defn number-of-pages [images-on-page]
(int (Math/ceil
(/ (:count (db/get-image-count)) images-on-page))))
(defn index-page [current-page]
(let [image-count 5
offset (* (dec current-page) image-count)
pages (number-of-pages image-count)
images (db/get-all-images {:offset offset :count image-count})]
(layout/render "index.html"
{:images (db/get-all-images {:offset 0 :count 10})}))
{:images images
:current-page current-page
:pages (range 1 (inc pages))})))
(defn image-file [type hash ext]
(let [filename (str hash "." ext)]
@ -16,7 +26,9 @@
(defroutes core-routes
(GET "/" []
(index-page))
(redirect "/page/1"))
(GET "/page/:page-number" [page-number]
(index-page (Integer. page-number)))
(GET ["/images/:type/:hash.:ext"
;;:type #"(normal|raw|thumbnails)"
;;:hash #"[0-9]+-[^.]+"