Enforce at least one picture to be attached when the Community is a gallery

app/helpers/UtilsHelper.php

@@ -190,7 +190,7 @@ function resolveInfos($postCollection)
 /**
  * Return a picture with a specific size
  */
-function getPhoto(string $key, string $size = 'm')
+function getPhoto(string $key, string $size = 'm'): ?string
 {
     $sizes = [
         'xxl'   => [1280, 300],

app/widgets/CommunityHeader/_communityheader.tpl

@@ -1,12 +1,12 @@
 {if="$info != null && $info->pubsubpublishmodel != null && $info->pubsubpublishmodel != 'publishers'"}
     {if="$info->pubsubpublishmodel == 'open' || ($info->pubsubpublishmodel == 'subscribers' && $subscription != null)"}
         <a class="button action color" title="{$c->__('menu.add_post')}" href="{$c->route('publish', [$server, $node])}">
-            <i class="material-icons">post_add</i>
+            <i class="material-icons">{if="$info->isGallery()"}add_photo_alternate{else}post_add{/if}</i>
         </a>
     {/if}
 {else}
     <a onclick="CommunityHeader_ajaxTestPublish('{$server}', '{$node}')" class="button action color" title="{$c->__('menu.add_post')}">
-        <i class="material-icons">post_add</i>
+        <i class="material-icons">{if="$info!= null && $info->isGallery()"}add_photo_alternate{else}post_add{/if}</i>
     </a>
 {/if}
 <ul class="list thick">

app/widgets/CommunitySubscriptions/_communitysubscriptions.tpl

@@ -53,6 +53,11 @@
                         {if="$value->public"}
                             <span class="tag color gray">{$c->__('room.public_muc')}</span>
                         {/if}
+                        {if="$value->info && $value->info->isGallery()"}
+                            <i class="material-icons">grid_view</i>
+                            {$c->__('communityconfig.type_gallery_title')}
+                            ·
+                        {/if}
                         {if="$value->info && $value->info->description"}
                             {$value->info->description|strip_tags}
                         {else}

app/widgets/Post/_post_ticket.tpl

@@ -18,20 +18,6 @@
             style="background-image: url({$post->picture->href|protectPicture});"
         >
         </span>
-    {elseif="!$post->contact"}
-        <span class="control icon bubble color {$post->node|stringToColor}"
-            {$url = false}
-            {if="$post->info"}
-                {$url = $post->info->getPhoto('m')}
-            {/if}
-            {if="$url"}
-                style="background-image: url({$url});"
-            {/if}
-        >
-            {if="$url == false"}
-                {$post->node|firstLetterCapitalize}
-            {/if}
-        </span>
     {/if}
     <div>
         <p class="line two" {if="isset($post->title)"}title="{$post->title}"{/if}>
@@ -70,6 +56,11 @@
             {/if}
 
             <span class="info" title="{$post->published|strtotime|prepareDate}">
+                {$count = $post->pictures->count()}
+                {if="$count > 0"}
+                    {$count} <i class="material-icons">collections</i> ·
+                {/if}
+
                 {$count = $post->likes->count()}
                 {if="$count > 0"}
                     {$count} <i class="material-icons">favorite_border</i> ·

app/widgets/Publish/Publish.php

@@ -209,12 +209,16 @@ class Publish extends Base
                 $p->setReply($post->getRef());
             }
 
+            $hasImage = false;
+
             foreach ($draft->embeds as $embed) {
                 $resolved = $embed->resolve();
 
                 // The url is an image
                 if ($resolved->type == 'image'
                 && $resolved->images[0]['url'] == $embed->url) {
+                    if (!$hasImage) $hasImage = true;
+
                     $p->addImage(
                         $resolved->images[0]['url'],
                         $resolved->title,
@@ -254,6 +258,16 @@ class Publish extends Base
                 }
             }
 
+            $info = \App\Info::where('server', $draft->server)
+                            ->where('node', $draft->node)
+                            ->first();
+
+            if ($info && $info->isGallery() && !$hasImage) {
+                $this->rpc('Publish.enableSend');
+                Toast::send($this->__('publish.no_picture'));
+                return;
+            }
+
             $p->request();
             $draft->delete();
         } else {

app/widgets/Publish/locales.ini

@@ -4,6 +4,7 @@ post        = Write a post
 add_link    = Add a link
 add_snap    = Take a picture
 no_title    = Please provide a title
+no_picture  = At least one picture is required
 preview     = Preview
 attach      = Add a file or a picture
 no_publication  = You cannot publish a post here