Add option to share bookmarks publicly (#503)

* Make shared view public, add user profile fallback

* Allow unauthenticated access to shared bookmarks API

* Link shared bookmarks in unauthenticated layout

* Add public sharing setting

* Only show shared bookmarks link if there are publicly shared bookmarks

* Disable public sharing if sharing is disabled

* Show specific helper text when public sharing is enabled

* Fix tests

* Add more tests

* Improve setting description

bookmarks/templates/bookmarks/bookmark_list.html

@@ -1,7 +1,7 @@
 {% load static %}
 {% load shared %}
 {% load pagination %}
-<ul class="bookmark-list{% if  request.user.profile.permanent_notes %} show-notes{% endif %}">
+<ul class="bookmark-list{% if  request.user_profile.permanent_notes %} show-notes{% endif %}">
   {% for bookmark in bookmarks %}
     <li data-is-bookmark-item>
       <label class="form-checkbox bulk-edit-toggle">
@@ -11,13 +11,13 @@
       <div class="title">
         <a href="{{ bookmark.url }}" target="{{ link_target }}" rel="noopener"
            class="{% if bookmark.unread %}text-italic{% endif %}">
-          {% if bookmark.favicon_file and request.user.profile.enable_favicons %}
+          {% if bookmark.favicon_file and request.user_profile.enable_favicons %}
             <img src="{% static bookmark.favicon_file %}" alt="">
           {% endif %}
           {{ bookmark.resolved_title }}
         </a>
       </div>
-      {% if request.user.profile.display_url %}
+      {% if request.user_profile.display_url %}
         <div class="url-path truncate">
           <a href="{{ bookmark.url }}" target="{{ link_target }}" rel="noopener"
              class="url-display text-sm">
@@ -46,7 +46,7 @@
         </div>
       {% endif %}
       <div class="actions text-gray text-sm">
-        {% if request.user.profile.bookmark_date_display == 'relative' %}
+        {% if request.user_profile.bookmark_date_display == 'relative' %}
           <span>
               {% if bookmark.web_archive_snapshot_url %}
                 <a href="{{ bookmark.web_archive_snapshot_url }}"
@@ -61,7 +61,7 @@
             </span>
           <span class="separator">|</span>
         {% endif %}
-        {% if request.user.profile.bookmark_date_display == 'absolute' %}
+        {% if request.user_profile.bookmark_date_display == 'absolute' %}
           <span>
               {% if bookmark.web_archive_snapshot_url %}
                 <a href="{{ bookmark.web_archive_snapshot_url }}"
@@ -103,7 +103,7 @@
               <a href="?{% replace_query_param user=bookmark.owner.username %}">{{ bookmark.owner.username }}</a>
             </span>
         {% endif %}
-        {% if bookmark.notes and not request.user.profile.permanent_notes %}
+        {% if bookmark.notes and not request.user_profile.permanent_notes %}
           <span class="separator">|</span>
           <button class="btn btn-link btn-sm toggle-notes" title="Toggle notes">
             <svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-notes" width="16" height="16"

bookmarks/templates/bookmarks/form.html

@@ -90,7 +90,7 @@
       Unread bookmarks can be filtered for, and marked as read after you had a chance to look at them.
     </div>
   </div>
-  {% if request.user.profile.enable_sharing %}
+  {% if request.user_profile.enable_sharing %}
     <div class="form-group">
       <label for="{{ form.shared.id_for_label }}" class="form-checkbox">
         {{ form.shared }}
@@ -98,7 +98,11 @@
         <span>Share</span>
       </label>
       <div class="form-input-hint">
-        Share this bookmark with other users.
+        {% if request.user_profile.enable_public_sharing %}
+          Share this bookmark with other registered users and anonymous users.
+        {% else %}
+          Share this bookmark with other registered users.
+        {% endif %}
       </div>
     </div>
   {% endif %}

bookmarks/templates/bookmarks/layout.html

@@ -17,9 +17,9 @@
   <title>linkding</title>
   {# Include SASS styles, files are resolved from bookmarks/styles #}
   {# Include specific theme variant based on user profile setting #}
-  {% if request.user.profile.theme == 'light' %}
+  {% if request.user_profile.theme == 'light' %}
     <link href="{% sass_src 'theme-light.scss' %}" rel="stylesheet" type="text/css"/>
-  {% elif request.user.profile.theme == 'dark' %}
+  {% elif request.user_profile.theme == 'dark' %}
     <link href="{% sass_src 'theme-dark.scss' %}" rel="stylesheet" type="text/css"/>
   {% else %}
     {# Use auto theme as fallback #}
@@ -51,11 +51,16 @@
         <h1>linkding</h1>
       </a>
     </section>
-    {# Only show nav items menu when logged in #}
     {% if request.user.is_authenticated %}
+      {# Only show nav items menu when logged in #}
       <section class="navbar-section">
         {% include 'bookmarks/nav_menu.html' %}
       </section>
+    {% elif has_public_shares %}
+      {# Otherwise show link to shared bookmarks if there are publicly shared bookmarks #}
+      <section class="navbar-section">
+        <a href="{% url 'bookmarks:shared' %}" class="btn btn-link">Shared bookmarks</a>
+      </section>
     {% endif %}
   </div>
 </header>

bookmarks/templates/bookmarks/nav_menu.html

@@ -20,7 +20,7 @@
       <li>
         <a href="{% url 'bookmarks:archived' %}" class="btn btn-link">Archived</a>
       </li>
-      {% if request.user.profile.enable_sharing %}
+      {% if request.user_profile.enable_sharing %}
         <li>
           <a href="{% url 'bookmarks:shared' %}" class="btn btn-link">Shared</a>
         </li>
@@ -59,7 +59,7 @@
       <li style="padding-left: 1rem">
         <a href="{% url 'bookmarks:archived' %}" class="btn btn-link">Archived</a>
       </li>
-      {% if request.user.profile.enable_sharing %}
+      {% if request.user_profile.enable_sharing %}
         <li style="padding-left: 1rem">
           <a href="{% url 'bookmarks:shared' %}" class="btn btn-link">Shared</a>
         </li>