[feature] About page (#1495)

* about page basics

* more info, styling

* update emoji sizing on about page contact card

internal/web/about.go

@@ -0,0 +1,50 @@
+/*
+   GoToSocial
+   Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package web
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
+)
+
+const (
+	aboutPath = "/about"
+)
+
+func (m *Module) aboutGETHandler(c *gin.Context) {
+	instance, err := m.processor.InstanceGetV1(c.Request.Context())
+	if err != nil {
+		apiutil.ErrorHandler(c, gtserror.NewErrorInternalError(err), m.processor.InstanceGetV1)
+		return
+	}
+
+	c.HTML(http.StatusOK, "about.tmpl", gin.H{
+		"instance":         instance,
+		"ogMeta":           ogBase(instance),
+		"blocklistExposed": config.GetInstanceExposeSuspendedWeb(),
+		"stylesheets": []string{
+			assetsPathPrefix + "/Fork-Awesome/css/fork-awesome.min.css",
+		},
+		"javascript": []string{distPathPrefix + "/frontend.js"},
+	})
+}

internal/web/domain-blocklist.go

@@ -30,7 +30,7 @@
 )
 
 const (
-	domainBlockListPath = "/about/suspended"
+	domainBlockListPath = aboutPath + "/suspended"
 )
 
 func (m *Module) domainBlockListGETHandler(c *gin.Context) {

internal/web/web.go

@@ -104,6 +104,7 @@ func (m *Module) Route(r router.Router, mi ...gin.HandlerFunc) {
 	r.AttachHandler(http.MethodGet, rssFeedPath, m.rssFeedGETHandler)
 	r.AttachHandler(http.MethodGet, confirmEmailPath, m.confirmEmailGETHandler)
 	r.AttachHandler(http.MethodGet, robotsPath, m.robotsGETHandler)
+	r.AttachHandler(http.MethodGet, aboutPath, m.aboutGETHandler)
 	r.AttachHandler(http.MethodGet, domainBlockListPath, m.domainBlockListGETHandler)
 
 	// Attach redirects from old endpoints to current ones for backwards compatibility

web/source/css/base.css

@@ -502,6 +502,57 @@ label {
 	}
 }
 
+.about {
+	display: flex;
+	flex-direction: column;
+	gap: 1rem;
+
+	h2 {
+		margin: 0.5rem 0;
+	}
+
+	ul {
+		margin-bottom: 0;
+	}
+
+	.contact-account-card {
+		/* display: inline-grid;
+		grid-template-columns: 4rem auto;
+		grid-template-rows: 4rem;
+		gap: 1rem;
+		padding: 0.5rem; */
+		display: inline-grid;
+		grid-template-columns: auto 1fr;
+		grid-template-rows: auto auto;
+		text-decoration: none;
+		gap: 0.5rem 1rem;
+		border-radius: $br;
+		padding: 0.5rem;
+		min-width: 40%;
+		margin-bottom: 0.3rem;
+
+		background: $list-entry-bg;
+
+		&:hover {
+			background: $list-entry-alternate-bg;
+		}
+
+		h3 {
+			align-self: end;
+			margin: 0;
+			color: $fg;
+		}
+
+		img.avatar {
+			border-radius: 0.5rem;
+			width: 5rem;
+			height: 5rem;
+			object-fit: cover;
+			grid-row: 1 / span 2;
+		}
+	}
+}
+
 @media screen and (max-width: 30rem) {
 	.domain-blocklist .entry {
 		grid-template-columns: 1fr;

web/template/about.tmpl

@@ -0,0 +1,85 @@
+{{- /*
+	GoToSocial
+	Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Affero General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Affero General Public License for more details.
+
+	You should have received a copy of the GNU Affero General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/ -}}
+
+{{ template "header.tmpl" .}}
+<main>
+	<section class="about">
+		<h1>About</h1>
+		<div>
+			{{.instance.Description |noescape}}
+		</div>
+
+		<div>
+			<h2>Admin Contact</h2>
+			{{if .instance.ContactAccount}}
+			<a href="{{.instance.ContactAccount.URL}}" class="contact-account-card">
+				<img class="avatar" src="{{.instance.ContactAccount.Avatar}}" alt="" />
+				<h3>
+					{{if .instance.ContactAccount.DisplayName}}{{emojify .instance.ContactAccount.Emojis (escape .instance.ContactAccount.DisplayName)}}{{else}}{{.instance.ContactAccount.Username}}{{end}}
+				</h3>
+				<span>@{{.instance.ContactAccount.Username}}</span>
+			</a><br />
+			{{end}}
+			{{if .instance.Email}}
+			Email: <a href="mailto:{{.instance.Email}}">{{.instance.Email}}</a>
+			{{end}}
+		</div>
+
+		<div>
+			<h2>Features</h2>
+			<ul>
+				<li>
+					Registration is
+					{{if .instance.Registrations}}
+					enabled{{if .instance.ApprovalRequired}}, but requires admin approval{{end}}.
+					{{else}}
+					disabled.
+					{{end}}
+				</li>
+				{{if .instance.Configuration.Accounts.AllowCustomCSS}}
+				<li>
+					Users are allowed to set <a href="https://docs.gotosocial.org/en/latest/user_guide/custom_css/"
+						target="_blank" rel="noopener noreferrer">Custom CSS</a> for their profiles.
+				</li>
+				{{end}}
+				<li>
+					Toots can contain up to {{.instance.Configuration.Statuses.MaxCharacters}} characters and
+					{{.instance.Configuration.Statuses.MaxMediaAttachments}} media attachments.
+				</li>
+				<li>
+					Polls can have up to {{.instance.Configuration.Polls.MaxOptions}} options, with
+					{{.instance.Configuration.Polls.MaxCharactersPerOption}} characters each.
+				</li>
+			</ul>
+		</div>
+		<div>
+			<h2>Moderated servers</h2>
+			<p>
+				ActivityPub instances exchange (federate) data with other servers, including accounts and toots.
+				This can be prevented for specific domains by suspending them. None of their content is stored,
+				and interaction with their users is blocked both ways.</br>
+				{{if .blocklistExposed}}
+				<a href="/about/suspended">View the list of suspended domains</a>
+				{{else}}
+				This instance does not publically share this list.
+				{{end}}
+			</p>
+		</div>
+	</section>
+</main>
+{{ template "footer.tmpl" .}}