client/home: view featured post, add search form

client/css/home.styl

@@ -3,6 +3,27 @@
 
     h1
         margin-top: 0
+        margin-bottom: 0.5em
 
     .message
         margin-bottom: 2em
+
+    .post-container
+        display: flex
+        align-items: center
+        justify-content: center
+
+    nav
+        margin-bottom: 0.5em
+        a
+            padding: 0.5em
+
+    form
+        width: auto
+
+    aside
+        margin-top: 0.2em
+        margin-bottom: 1em
+
+    footer
+        font-size: 80%

client/css/main.styl

@@ -132,7 +132,6 @@ a .access-key
     .access-key
         text-decoration: underline
     .thumbnail
-        vertical-align: middle
         width: 1.5em
         height: 1.5em
         margin: calc((2.3em - 1.5em) / 2)
@@ -161,15 +160,19 @@ a .access-key
 
 .thumbnail
     /*background-image: attr(data-src url)*/ /* not available yet */
+    vertical-align: middle
     background-repeat: no-repeat
     background-size: cover
     background-position: center
     display: inline-block
-
-.thumbnail img
+    img
         opacity: 0
         width: 100%
         height: 100%
+span>.thumbnail
+    width: 20px
+    height: 20px
+    margin: 0 0.4em 0 0.4em
 
 .flexbox-dummy
     height: 0 !important

client/css/posts.styl

@@ -0,0 +1,29 @@
+@import colors
+
+.post-container
+    text-align: center
+    .post-content
+        text-align: left
+        margin: 0 auto
+        max-height: 100%
+        max-width: 100%
+        object-fit: contain
+        position: relative
+
+        img, object, video, .post-overlay
+            position: absolute
+            height: 100%
+            width: 100%
+            left: 0
+            right: 0
+            top: 0
+            bottom: 0
+
+        .post-overlay>*
+            position: absolute
+            left: 0
+            right: 0
+            top: 0
+            bottom: 0
+            width: 100%
+            height: 100%

client/html/home.tpl

@@ -2,7 +2,53 @@
     <div class='messages'></div>
     <header>
         <h1><%= ctx.name %></h1>
-        <p>Serving <%= ctx.postCount %> posts (<%= ctx.makeFileSize(ctx.diskUsage) %>)</p>
     </header>
-    <footer>Version: <a class='version' href='https://github.com/rr-/szurubooru/commits/master'><%= ctx.version %></a> (built <%= ctx.makeRelativeTime(ctx.buildDate) %>)</footer>
+    <nav>
+        <ul>
+            <% if (ctx.canListPosts) { %>
+                <li><a href='/posts'><%= ctx.makeAccessKey('Posts', 'P') %></a></li>
+            <% } %>
+            <% if (ctx.canListComments) { %>
+                <li><a href='/comments'><%= ctx.makeAccessKey('Comments', 'C') %></a></li>
+            <% } %>
+            <% if (ctx.canListTags) { %>
+                <li><a href='/tags'><%= ctx.makeAccessKey('Tags', 'T') %></a></li>
+            <% } %>
+            <% if (ctx.canListUsers) { %>
+                <li><a href='/users'><%= ctx.makeAccessKey('Users', 'U') %></a></li>
+            <% } %>
+            <li><a href='/help'><%= ctx.makeAccessKey('Help', 'E') %></a></li>
+        </ul>
+    </nav>
+    <% if (ctx.canListPosts) { %>
+        <form class='horizontal'>
+            <div class='input'>
+                <ul>
+                    <li>
+                        <%= ctx.makeTextInput({id: 'search-text', name: 'search-text'}) %>
+                    </li>
+                </ul>
+            </div>
+            <div class='buttons'>
+                <input type='submit' value='Search'/>
+            </div>
+        </form>
+    <% } %>
+    <div class='post-container'></div>
+    <% if (ctx.featuredPost) { %>
+        <aside>
+            <%= ctx.makePostLink(ctx.featuredPost.id) %>
+            uploaded
+            <%= ctx.makeRelativeTime(ctx.featuredPost.creationTime) %>
+            by
+            <%= ctx.makeUserLink(ctx.featuredPost.user) %>
+        </aside>
+    <% } %>
+    <footer>
+        Serving <%= ctx.postCount %> posts (<%= ctx.makeFileSize(ctx.diskUsage) %>)
+        &bull;
+        Running <a class='version' href='https://github.com/rr-/szurubooru/commits/master'><%= ctx.version %></a>
+        &bull;
+        Built <%= ctx.makeRelativeTime(ctx.buildDate) %>
+    </footer>
 </div>

client/html/post_content.tpl

@@ -0,0 +1,30 @@
+<div class='post-content post-type-<%= ctx.post.type %>'>
+    <% if (['image', 'animation'].includes(ctx.post.type)) { %>
+
+        <img alt='<%= ctx.post.id %>' src='<%= ctx.post.contentUrl %>'/>
+
+    <% } else if (ctx.post.type === 'flash') { %>
+
+        <object width='<%= ctx.post.canvasWidth %>' height='<%= ctx.post.canvasHeight %>' data='<%= ctx.post.contentUrl %>'>
+            <param name='wmode' value='opaque'/>
+            <param name='movie' value='<%= ctx.post.contentUrl %>'/>
+        </object>
+
+    <% } else if (ctx.post.type === 'video') { %>
+
+        <% if (ctx.post.flags.includes('loop')) { %>
+            <video id='video' controls loop='loop'>
+        <% } else { %>
+            <video id='video' controls>
+        <% } %>
+
+            <source type='<%= ctx.post.mimeType %>' src='<%= ctx.post.contentUrl %>'/>
+
+            Your browser doesn't support HTML5 videos.
+        </video>
+
+    <% } else { console.log(new Error('Unknown post type')); } %>
+
+    <div class='post-overlay'>
+    </div>
+</div>

client/js/controllers/home_controller.js

@@ -24,13 +24,22 @@ class HomeController {
         api.get('/info')
             .then(response => {
                 this._homeView.render({
+                    canListPosts: api.hasPrivilege('posts:list'),
+                    canListComments: api.hasPrivilege('comments:list'),
+                    canListTags: api.hasPrivilege('tags:list'),
+                    canListUsers: api.hasPrivilege('users:list'),
                     diskUsage: response.diskUsage,
                     postCount: response.postCount,
                     featuredPost: response.featuredPost,
                 });
             },
             response => {
-                this._homeView.render({});
+                this._homeView.render({
+                    canListPosts: api.hasPrivilege('posts:list'),
+                    canListComments: api.hasPrivilege('comments:list'),
+                    canListTags: api.hasPrivilege('tags:list'),
+                    canListUsers: api.hasPrivilege('users:list'),
+                });
                 events.notify(events.Error, response.description);
             });
     }

client/js/controls/post_content_control.js

@@ -0,0 +1,79 @@
+'use strict';
+
+const views = require('../util/views.js');
+const optimizedResize = require('../util/optimized_resize.js');
+
+class PostContentControl {
+    constructor(containerNode, post, viewportSizeCalculator) {
+        post.canvasWidth = post.canvasWidth || 800;
+        post.canvasHeight = post.canvasHeight || 450;
+
+        this._post = post;
+        this._viewportSizeCalculator = viewportSizeCalculator;
+        this._containerNode = containerNode;
+        this._template = views.getTemplate('post-content');
+
+        this._install();
+
+        this._currentFitFunction = this.fitBoth;
+        this._currentFitFunction();
+    }
+
+    fitWidth() {
+        this._currentFitFunction = this.fitWidth;
+        const mul = this._post.canvasHeight / this._post.canvasWidth;
+        this._resize(this._viewportWidth, this._viewportWidth * mul);
+    }
+
+    fitHeight() {
+        this._currentFitFunction = this.fitHeight;
+        const mul = this._post.canvasWidth / this._post.canvasHeight;
+        this._resize(this._viewportHeight * mul, this._viewportHeight);
+    }
+
+    fitBoth() {
+        this._currentFitFunction = this.fitBoth;
+        let mul = this._post.canvasHeight / this._post.canvasWidth;
+        if (this._viewportWidth * mul < this._viewportHeight) {
+            this._resize(this._viewportWidth, this._viewportWidth * mul);
+        } else {
+            mul = this._post.canvasWidth / this._post.canvasHeight;
+            this._resize(this._viewportHeight * mul, this._viewportHeight);
+        }
+    }
+
+    get _viewportWidth() {
+        return this._viewportSizeCalculator()[0];
+    }
+
+    get _viewportHeight() {
+        return this._viewportSizeCalculator()[1];
+    }
+
+    _resize(width, height) {
+        const postContentNode =
+            this._containerNode.querySelector('.post-content');
+        postContentNode.style.width = width + 'px';
+        postContentNode.style.height = height + 'px';
+    }
+
+    _refreshSize() {
+        this._currentFitFunction();
+    }
+
+    _install() {
+        const postContentNode = this._template({
+            post: this._post,
+        });
+        this._containerNode.appendChild(postContentNode);
+        optimizedResize.add(() => this._refreshSize());
+        views.monitorNodeRemoval(
+            this._containerNode, () => { this._uninstall(); });
+    }
+
+    _uninstall() {
+        optimizedResize.remove(() => this._refreshSize());
+    }
+}
+
+module.exports = PostContentControl;

client/js/util/optimized_resize.js

@@ -0,0 +1,33 @@
+'use strict';
+
+let callbacks = [];
+let running = false;
+
+function resize() {
+    if (!running) {
+        running = true;
+        if (window.requestAnimationFrame) {
+            window.requestAnimationFrame(runCallbacks);
+        } else {
+            setTimeout(runCallbacks, 66);
+        }
+    }
+}
+
+function runCallbacks() {
+    callbacks.forEach(function(callback) {
+        callback();
+    });
+    running = false;
+}
+
+function add(callback) {
+    callbacks.push(callback);
+}
+
+function remove(callback) {
+    callbacks = callbacks.filter(c => c !== callback);
+}
+
+window.addEventListener('resize', resize);
+module.exports = {add: add, remove: remove};

client/js/util/views.js

@@ -141,19 +141,27 @@ function makeColorInput(options) {
         'label', {class: 'color'}, colorInput + textInput);
 }
 
-function makeTagLink(name) {
-    let category = null;
-    try {
-        category = tags.getTagByName(name).category;
-    } catch (e) {
-        category = 'unknown';
+function makePostLink(id) {
+    return makeNonVoidElement('a', {
+        'href': '/post/' + id,
+    }, '@' + id);
 }
+
+function makeTagLink(name) {
+    const tag = tags.getTagByName(name);
+    let category = tag ? tag.category : 'unknown';
     return makeNonVoidElement('a', {
         'href': '/tag/' + name,
         'class': 'tag-' + category,
     }, name);
 }
 
+function makeUserLink(user) {
+    return makeNonVoidElement('span', {class: 'user'},
+        makeThumbnail(user.avatarUrl) +
+        makeNonVoidElement('a', {'href': '/user/' + user.name}, user.name));
+}
+
 function makeFlexboxAlign(options) {
     return Array.from(misc.range(20))
         .map(() => '<li class="flexbox-dummy"></li>').join('');
@@ -265,7 +273,9 @@ function getTemplate(templatePath) {
             makePasswordInput: makePasswordInput,
             makeEmailInput: makeEmailInput,
             makeColorInput: makeColorInput,
+            makePostLink: makePostLink,
             makeTagLink: makeTagLink,
+            makeUserLink: makeUserLink,
             makeFlexboxAlign: makeFlexboxAlign,
             makeAccessKey: makeAccessKey,
         });

client/js/views/home_view.js

@@ -1,25 +1,55 @@
 'use strict';
 
+const page = require('page');
 const config = require('../config.js');
+const misc = require('../util/misc.js');
 const views = require('../util/views.js');
+const PostContentControl = require('../controls/post_content_control.js');
+const TagAutoCompleteControl =
+    require('../controls/tag_auto_complete_control.js');
 
 class HomeView {
     constructor() {
-        this._template = views.getTemplate('home');
+        this._homeTemplate = views.getTemplate('home');
     }
 
     render(ctx) {
-        const target = document.getElementById('content-holder');
-        const source = this._template({
+        Object.assign(ctx, {
             name: config.name,
             version: config.meta.version,
             buildDate: config.meta.buildDate,
-            diskUsage: ctx.diskUsage,
-            postCount: ctx.postCount,
         });
+        const target = document.getElementById('content-holder');
+        const source = this._homeTemplate(ctx);
 
         views.listenToMessages(source);
         views.showView(target, source);
+
+        const form = source.querySelector('form');
+        if (form) {
+            const searchTextInput = form.querySelector('input');
+            new TagAutoCompleteControl(searchTextInput);
+            form.addEventListener('submit', e => {
+                e.preventDefault();
+                const text = searchTextInput.value;
+                searchTextInput.blur();
+                page('/posts/' + misc.formatSearchQuery({text: text}));
+            });
+        }
+
+        const postContainerNode = source.querySelector('.post-container');
+
+        if (postContainerNode && ctx.featuredPost) {
+            new PostContentControl(
+                postContainerNode,
+                ctx.featuredPost,
+                () => {
+                    return [
+                        window.innerWidth * 0.8,
+                        window.innerHeight * 0.7,
+                    ];
+                });
+        }
     }
 }