Rename v4 FontAwesome icons to match v5/v6 name

While FontAwesome provides aliases for all icons, we switch to the new names for consistency. See all changes at:
https://fontawesome.com/docs/web/setup/upgrade/upgrade-from-v4#icons-renamed-since-version-4

app/views/application/_session.html.slim

@@ -1,7 +1,7 @@
 - if current_user
   li.nav-item.dropdown
     a.nav-link.dropdown-toggle data-toggle='dropdown' href='#'
-      i.fa.fa-user
+      i.fa-solid.fa-user
       = current_user
       span.caret
     ul.dropdown-menu.p-0.mt-1 role='menu'
@@ -14,5 +14,5 @@
         li = link_to(t('sessions.destroy.link'), sign_out_path, method: :delete, class: 'dropdown-item')
 - else
   li.nav-item = link_to(sign_in_path, class: 'nav-link') do
-    i.fa.fa-arrow-right-to-bracket
+    i.fa-solid.fa-arrow-right-to-bracket
     = t('sessions.new.link')

app/views/community_solutions/_form.html.slim

@@ -3,19 +3,19 @@
     span.badge.badge-pill.badge-primary.float-right.score
 
     h1 id="exercise-headline"
-      i id="description-symbol" class=(@embed_options[:collapse_exercise_description] ? 'fa fa-chevron-right' : 'fa fa-chevron-down')
+      i id="description-symbol" class=(@embed_options[:collapse_exercise_description] ? 'fa-solid fa-chevron-right' : 'fa-solid fa-chevron-down')
       => @community_solution.model_name.human(count: 1)
       = @community_solution.exercise.title
 
   #description-card.lead class=(@embed_options[:collapse_exercise_description] ? 'description-card-collapsed' : 'description-card')
     .card.border-success.mb-3
       .card-header
-        i.fa.fa-circle-info.text-success
+        i.fa-solid.fa-circle-info.text-success
         strong.text-success
           => t('community_solutions.help_us_out')
         = t('community_solutions.explanation')
         br
-        i.fa.fa-flask.text-success
+        i.fa-solid.fa-flask.text-success
         strong.text-success
           => t('community_solutions.research_status')
         == t('community_solutions.research_explanation')
@@ -61,6 +61,6 @@
               = render('exercises/editor_frame', exercise: @community_solution.exercise, file: file, own_solution: true)
 #statusbar.visible.mt-2 style="height: 5em"
   p.text-center
-    = render('exercises/editor_button', classes: 'btn-lg btn-success ml-5 mr-3', data: {'data-url': community_solution_path(@community_solution), 'data-http-method': 'PUT', 'data-cause': 'change-community-solution', 'data-exercise-id': @community_solution.exercise.id}, icon: 'fa fa-send', id: 'submit', label: t('community_solutions.change_community_solution'))
-    = render('exercises/editor_button', classes: 'btn-lg btn-secondary ml-5', data: {'data-url': community_solution_path(@community_solution), 'data-http-method': 'PUT', 'data-cause': 'accept-community-solution', 'data-exercise-id': @community_solution.exercise.id}, icon: 'fa fa-check', id: 'accept', label: t('community_solutions.accept_community_solution'))
+    = render('exercises/editor_button', classes: 'btn-lg btn-success ml-5 mr-3', data: {'data-url': community_solution_path(@community_solution), 'data-http-method': 'PUT', 'data-cause': 'change-community-solution', 'data-exercise-id': @community_solution.exercise.id}, icon: 'fa-solid fa-paper-plane', id: 'submit', label: t('community_solutions.change_community_solution'))
+    = render('exercises/editor_button', classes: 'btn-lg btn-secondary ml-5', data: {'data-url': community_solution_path(@community_solution), 'data-http-method': 'PUT', 'data-cause': 'accept-community-solution', 'data-exercise-id': @community_solution.exercise.id}, icon: 'fa-solid fa-check', id: 'accept', label: t('community_solutions.accept_community_solution'))
   button style="display:none" id="autosave" data-url=community_solution_path(@community_solution) data-http-method='PUT' data-cause='autosave-community-solution' data-exercise-id=@community_solution.exercise.id

app/views/error_template_attributes/index.html.slim

@@ -14,9 +14,9 @@ h1 = ErrorTemplateAttribute.model_name.human(count: 2)
         tr
           td
             - if error_template_attribute.important
-              span class="fa fa-star" aria-hidden="true"
+              span class="fa-solid fa-star" aria-hidden="true"
             - else
-              span class="fa fa-star-o" aria-hidden="true"
+              span class="fa-regular fa-star" aria-hidden="true"
           td = link_to_if(policy(error_template_attribute).show?, error_template_attribute.key, error_template_attribute)
           td = error_template_attribute.description
           td

app/views/error_templates/show.html.slim

@@ -26,9 +26,9 @@ h2.mt-4
         tr
           td
             - if attribute.important
-              span class="fa fa-star" aria-hidden="true"
+              span class="fa-solid fa-star" aria-hidden="true"
             - else
-              span class="fa fa-star-o" aria-hidden="true"
+              span class="fa-regular fa-star" aria-hidden="true"
           td = link_to_if(policy(attribute).show?, attribute.key, attribute)
           td = attribute.description
           td

app/views/execution_environments/index.html.slim

@@ -2,7 +2,7 @@ h1.d-inline-block = ExecutionEnvironment.model_name.human(count: 2)
 
 - if Runner.management_active?
   = button_to( { action: :sync_all_to_runner_management }, { form_class: 'float-right mb-2', class: 'btn btn-success' })
-    i.fa.fa-upload
+    i.fa-solid.fa-upload
     = t('execution_environments.index.synchronize_all.button')
 
 .table-responsive

app/views/exercise_collections/_form.html.slim

@@ -22,7 +22,7 @@
         - @exercise_collection.items.order(:position).each do |item|
           tr data-id=item.exercise.id
             td
-              span.fa.fa-bars
+              span.fa-solid.fa-bars
             td = item.exercise.title
             td = link_to(t('shared.show'), item.exercise, 'data-turbolinks' => "false")
             td

app/views/exercises/_editor.html.slim

@@ -17,14 +17,14 @@
     div id="sidebar" class=additional_classes = render('editor_file_tree', exercise: @exercise, files: @files)
   div.editor-col.col.p-0 id='frames'
     #editor-buttons.btn-group.enforce-bottom-margin
-      = render('editor_button', disabled: true, icon: 'fa fa-ban', id: 'dummy', label: t('exercises.editor.dummy'))
-      = render('editor_button', icon: 'fa fa-desktop', id: 'render', label: t('exercises.editor.render')) unless @embed_options[:hide_run_button]
-      = render('editor_button', data: {:'data-message-failure' => t('exercises.editor.run_failure'), :'data-message-network' => t('exercises.editor.network'), :'data-message-success' => t('exercises.editor.run_success'), :'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa fa-play', id: 'run', label: t('exercises.editor.run'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + r')) unless @embed_options[:disable_run]
-      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa fa-stop', id: 'stop', label: t('exercises.editor.stop'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + r')) unless @embed_options[:disable_run]
-      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa fa-rocket', id: 'test', label: t('exercises.editor.test'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + t')) unless @embed_options[:disable_run]
-      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa fa-trophy', id: 'assess', label: t('exercises.editor.score'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + s')) unless @embed_options[:disable_score]
+      = render('editor_button', disabled: true, icon: 'fa-solid fa-ban', id: 'dummy', label: t('exercises.editor.dummy'))
+      = render('editor_button', icon: 'fa-solid fa-desktop', id: 'render', label: t('exercises.editor.render')) unless @embed_options[:hide_run_button]
+      = render('editor_button', data: {:'data-message-failure' => t('exercises.editor.run_failure'), :'data-message-network' => t('exercises.editor.network'), :'data-message-success' => t('exercises.editor.run_success'), :'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa-solid fa-play', id: 'run', label: t('exercises.editor.run'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + r')) unless @embed_options[:disable_run]
+      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa-solid fa-stop', id: 'stop', label: t('exercises.editor.stop'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + r')) unless @embed_options[:disable_run]
+      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa-solid fa-rocket', id: 'test', label: t('exercises.editor.test'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + t')) unless @embed_options[:disable_run]
+      = render('editor_button', data: {:'data-placement' => 'top', :'data-toggle' => 'tooltip', :'data-container' => 'body'}, icon: 'fa-solid fa-trophy', id: 'assess', label: t('exercises.editor.score'), title: t('shared.tooltips.shortcut', shortcut: 'ALT + s')) unless @embed_options[:disable_score]
       - unless hide_rfc_button
-        = render('editor_button', icon: 'fa fa-comment', id: 'requestComments', label: t('exercises.editor.requestComments'), title: t('exercises.editor.requestCommentsTooltip'))
+        = render('editor_button', icon: 'fa-solid fa-comment', id: 'requestComments', label: t('exercises.editor.requestComments'), title: t('exercises.editor.requestCommentsTooltip'))
 
     - @files.each do |file|
       - file.read_only = true if @embed_options[:read_only]
@@ -34,7 +34,7 @@
       div
         - if !@embed_options[:disable_download] && @exercise.hide_file_tree?
           button#download.p-0.border-0.btn-link.visible.bg-white
-            i.fas.fa-arrow-down
+            i.fa-solid.fa-arrow-down
             = t('exercises.editor.download')
 
       div
@@ -45,7 +45,7 @@
         = " | "
 
         button#start-over-active-file.p-0.border-0.btn-link.bg-white data-message-confirm=t('exercises.editor.confirm_start_over_active_file') data-url=reload_exercise_path(@exercise)
-          i.fa.fa-clock-rotate-left
+          i.fa-solid.fa-clock-rotate-left
           = t('exercises.editor.start_over_active_file')
 
   - unless @embed_options[:disable_run] && @embed_options[:disable_score]

app/views/exercises/_editor_button.html.slim

@@ -1,4 +1,4 @@
 button.btn class=local_assigns.fetch(:classes, 'btn-primary') *local_assigns.fetch(:data, {}) disabled=local_assigns.fetch(:disabled, false) id=id title=local_assigns[:title] type='button'
-  i.fa.fa-circle-o-notch.fa-spin class=(label.blank? ? "m-0" : '')
+  i.fa-solid.fa-circle-notch.fa-spin class=(label.blank? ? "m-0" : '')
   i class=(label.present? ? icon : "#{icon} m-0")
   = label

app/views/exercises/_editor_file_tree.html.slim

@@ -1,16 +1,16 @@
 div id='sidebar-collapsed' class=(@exercise.hide_file_tree && @tips.blank? ? '' : 'd-none')
-  = render('editor_button', classes: 'btn-block btn-outline-dark btn', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa fa-square-plus', id: 'sidebar-collapse-collapsed', label:'', title:t('exercises.editor.expand_action_sidebar'))
+  = render('editor_button', classes: 'btn-block btn-outline-dark btn', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa-solid fa-square-plus', id: 'sidebar-collapse-collapsed', label:'', title:t('exercises.editor.expand_action_sidebar'))
 
   - unless @embed_options[:disable_hints] or @tips.blank?
-    = render('editor_button', classes: 'btn-block btn-secondary btn mb-4', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa fa-lightbulb', id: 'tips-collapsed', label:'', title: t('exercises.form.tips'))
+    = render('editor_button', classes: 'btn-block btn-secondary btn mb-4', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa-solid fa-lightbulb', id: 'tips-collapsed', label:'', title: t('exercises.form.tips'))
 
   //- if !@course_token.blank?
-    = render('editor_button', classes: 'btn-block btn-primary btn enforce-top-margin', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa fa-magnifying-glass', id: 'sidebar-search-collapsed', label: '', title: t('search.search_in_forum'))
+    = render('editor_button', classes: 'btn-block btn-primary btn enforce-top-margin', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'right'}, icon: 'fa-solid fa-magnifying-glass', id: 'sidebar-search-collapsed', label: '', title: t('search.search_in_forum'))
 
 div.h-100.col-sm-12.enforce-bottom-margin id='sidebar-uncollapsed' class=(@exercise.hide_file_tree && @tips.blank? ? 'd-none' : '')
   .position-absolute.d-flex.mb-1.w-100 style="overflow: auto; left: 0; top: 0; height: 100%;"
     .w-100
-      = render('editor_button', classes: 'btn-block btn-outline-dark btn', icon: 'fa fa-square-minus', id: 'sidebar-collapse', label: t('exercises.editor.collapse_action_sidebar'))
+      = render('editor_button', classes: 'btn-block btn-outline-dark btn', icon: 'fa-solid fa-square-minus', id: 'sidebar-collapse', label: t('exercises.editor.collapse_action_sidebar'))
 
       - unless @exercise.hide_file_tree
         div
@@ -21,11 +21,11 @@ div.h-100.col-sm-12.enforce-bottom-margin id='sidebar-uncollapsed' class=(@exerc
               .px-2 = I18n.t('exercises.editor_file_tree.file_root')
               div
                 - if @exercise.allow_file_creation
-                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-cause' => 'file'}, icon: 'fa fa-plus', id: 'create-file', label: '', title: t('exercises.editor.create_file'))
-                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-cause' => 'file', :'data-message-confirm' => t('shared.confirm_destroy') }, icon: 'far fa-trash-can', id: 'destroy-file', label: '', title: t('exercises.editor.destroy_file'))
+                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-cause' => 'file'}, icon: 'fa-solid fa-plus', id: 'create-file', label: '', title: t('exercises.editor.create_file'))
+                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-cause' => 'file', :'data-message-confirm' => t('shared.confirm_destroy') }, icon: 'fa-regular fa-trash-can', id: 'destroy-file', label: '', title: t('exercises.editor.destroy_file'))
                 - unless @embed_options[:disable_download]
-                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip'}, icon: 'fas fa-arrow-down', id: 'download', label:'', title: t('exercises.editor.download'))
-                = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-message-confirm' => t('exercises.editor.confirm_start_over'), :'data-url' => reload_exercise_path(@exercise)}, icon: 'fa fa-clock-rotate-left', id: 'start-over', label: '', title: t('exercises.editor.start_over'))
+                  = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip'}, icon: 'fa-solid fa-arrow-down', id: 'download', label:'', title: t('exercises.editor.download'))
+                = render('editor_button', classes: 'btn-default btn-sm', data: {:'data-toggle' => 'tooltip', :'data-message-confirm' => t('exercises.editor.confirm_start_over'), :'data-url' => reload_exercise_path(@exercise)}, icon: 'fa-solid fa-clock-rotate-left', id: 'start-over', label: '', title: t('exercises.editor.start_over'))
 
             .card-body.pt-0.pr-0.pl-1.pb-1
 
@@ -43,7 +43,7 @@ div.h-100.col-sm-12.enforce-bottom-margin id='sidebar-uncollapsed' class=(@exerc
               = text_field_tag 'search-input-text', nil, placeholder: t('search.search_in_forum'), class: 'form-control'
             .input-group-btn
               = button_tag(class: 'btn btn-primary', id: 'btn-search-col') do
-                i.fa.fa-magnifying-glass
+                i.fa-solid.fa-magnifying-glass
 
 - if @exercise.allow_file_creation?
   = render('shared/modal', id: 'modal-file', template: 'code_ocean/files/_form', title: t('exercises.editor.create_file'))

app/views/exercises/_editor_output.html.slim

@@ -1,8 +1,8 @@
 div id='output_sidebar_collapsed'
-  = render('editor_button', classes: 'btn-block btn-outline-dark btn', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'left'}, title: t('exercises.editor.expand_output_sidebar'), icon: 'fa fa-square-plus', id: 'toggle-sidebar-output-collapsed', label: '')
+  = render('editor_button', classes: 'btn-block btn-outline-dark btn', data: {:'data-toggle' => 'tooltip', :'data-placement' => 'left'}, title: t('exercises.editor.expand_output_sidebar'), icon: 'fa-solid fa-square-plus', id: 'toggle-sidebar-output-collapsed', label: '')
 div.h-100 id='output_sidebar_uncollapsed' class='d-none col-sm-12 enforce-bottom-margin' data-message-no-output=t('exercises.implement.no_output_yet')
   .row
-    = render('editor_button', classes: 'btn-block btn-outline-dark btn', icon: 'fa fa-square-minus', id: 'toggle-sidebar-output', label: t('exercises.editor.collapse_output_sidebar'))
+    = render('editor_button', classes: 'btn-block btn-outline-dark btn', icon: 'fa-solid fa-square-minus', id: 'toggle-sidebar-output', label: t('exercises.editor.collapse_output_sidebar'))
 
   div.position-absolute.d-flex.mb-1.w-100 style="overflow: auto; left: 0; bottom: 0; height: calc(100% - 3rem);"
     div.w-100
@@ -60,13 +60,13 @@ div.h-100 id='output_sidebar_uncollapsed' class='d-none col-sm-12 enforce-bottom
 
         br
         - if lti_outcome_service?(@exercise.id, external_user_id)
-          p.text-center = render('editor_button', classes: 'btn-lg btn-success d-none', data: {:'data-url' => submit_exercise_path(@exercise)}, icon: 'fa fa-send', id: 'submit', label: t('exercises.editor.submit'))
+          p.text-center = render('editor_button', classes: 'btn-lg btn-success d-none', data: {:'data-url' => submit_exercise_path(@exercise)}, icon: 'fa-solid fa-paper-plane', id: 'submit', label: t('exercises.editor.submit'))
           - if @exercise.submission_deadline.present? || @exercise.late_submission_deadline.present?
             #deadline data-submission-deadline=@exercise.submission_deadline&.rfc2822 data-late-submission-deadline=@exercise.late_submission_deadline&.rfc2822
               h4 = t('exercises.editor.deadline')
               = t('exercises.editor.hints.disclaimer')
         - else
-          p.text-center = render('editor_button', classes: 'btn-lg btn-secondary disabled', data: {:'data-placement' => 'bottom', :'data-tooltip' => true}, icon: 'fa fa-clock-o', id: 'submit_outdated', label: t('exercises.editor.exercise_deadline_passed'), title: t('exercises.editor.tooltips.exercise_deadline_passed'))
+          p.text-center = render('editor_button', classes: 'btn-lg btn-secondary disabled', data: {:'data-placement' => 'bottom', :'data-tooltip' => true}, icon: 'fa-regular fa-clock', id: 'submit_outdated', label: t('exercises.editor.exercise_deadline_passed'), title: t('exercises.editor.tooltips.exercise_deadline_passed'))
         hr
       div.enforce-big-top-margin
         #turtlediv

app/views/exercises/_export_actions.html.slim

@@ -1,14 +1,14 @@
 - if error
     = button_tag type: 'button', class:'btn btn-primary pull-right export-button export-retry-button', data: {exercise_id: exercise.id} do
-      i.fa.fa-refresh.confirm-icon
+      i.fa-solid.fa-arrows-rotate.confirm-icon
       = t('exercises.export_codeharbor.buttons.retry')
 - else
   - unless exported
     - if !exercise_found || update_right
       = button_tag type: 'button', class:'btn btn-primary pull-right export-action export-button', data: {exercise_id: exercise.id} do
-        i.fa.fa-check.confirm-icon
+        i.fa-solid.fa-check.confirm-icon
         = t('exercises.export_codeharbor.buttons.export')
 
 = button_tag type: 'submit', class:'btn btn-secondary pull-right export-button', data: {dismiss: 'modal'} do
-  i.fa.fa-remove.abort-icon
+  i.fa-solid.fa-xmark.abort-icon
   = exported ? t('exercises.export_codeharbor.buttons.close') : t('exercises.export_codeharbor.buttons.abort')

app/views/exercises/_file_form.html.slim

@@ -6,7 +6,7 @@ li.card.mt-2
     - aria_expanded = f.index != 'index' ? 'false' : 'true'
     a class=['file-heading', collapsed_class] data-toggle="collapse" href="#collapse#{f.index}" aria-expanded="#{aria_expanded}"
       div.clearfix role="button"
-        i class="fa" aria-hidden="true"
+        i.fa-solid aria-hidden="true"
         span = f.object.filepath
   .card-collapse.collapse class=('in' if f.object.name.nil?) id="collapse#{f.index}" role="tabpanel"
     .card-body

app/views/exercises/_tips_content.html.slim

@@ -7,7 +7,7 @@
 
 #tips.card.mt-2 role="tab" style="display: block;"
   .card-header.py-2
-    i.fa.fa-lightbulb
+    i.fa-solid.fa-lightbulb
     = t('exercises.implement.tips.heading')
   .card-body.text-dark.bg-white.p-2
     = render(partial: 'tips/collapsed_card', collection: @tips, as: :exercise_tip, locals: { tip_prefix: '' })

app/views/exercises/external_users/statistics.html.slim

@@ -29,7 +29,7 @@ h1
 
   .flex-container
     button.btn.btn-secondary id='play-button'
-      span.fa.fa-play
+      span.fa-solid.fa-play
     #submissions-slider.flex-item
       input type='range' orient='horizontal' list='datapoints' min=0 max=all_files.length-1 value=0 style="width: 100%"
       datalist#datapoints
@@ -43,12 +43,12 @@ h1
     .bg-light.w-100.p-2.mb-4.align-items-center.d-flex.justify-content-between
       - if @show_autosaves
         span.pl-1.pb-1
-          i.fa.fa-circle-info.align-middle
+          i.fa-solid.fa-circle-info.align-middle
           small.mr-5.ml-1 = t('.toggle_status_on')
         = link_to t('.toggle_autosave_off'), statistics_external_user_exercise_path(show_autosaves: false), class: "btn btn-outline-dark float-right btn-sm"
       - else
         span.pl-1.pb-1
-          i.fa.fa-circle-info.align-middle
+          i.fa-solid.fa-circle-info.align-middle
           small.mr-5.ml-1 = t('.toggle_status_off')
         = link_to t('.toggle_autosave_on'), statistics_external_user_exercise_path(show_autosaves: true), class: "btn btn-outline-dark float-right btn-sm"
   #timeline

app/views/exercises/feedback.html.slim

@@ -21,7 +21,7 @@ h1 = link_to_if(policy(@exercise).show?, @exercise, exercise_path(@exercise))
             - if policy(@exercise).detailed_statistics?
               span.username = link_to_if(policy(feedback.user).show?, feedback.user.displayname, statistics_external_user_exercise_path(id: @exercise.id, external_user_id: feedback.user.id))
             - if feedback.anomaly_notification
-              i class="fa fa-envelope-o" data-placement="top" data-toggle="tooltip" data-container="body" title=feedback.anomaly_notification.reason
+              i class="fa-regular fa-envelope" data-placement="top" data-toggle="tooltip" data-container="body" title=feedback.anomaly_notification.reason
             span.date = feedback.created_at
         .card-collapse role="tabpanel"
           .card-body.feedback

app/views/exercises/implement.html.slim

@@ -11,7 +11,7 @@
           span.badge.badge-pill.badge-primary.float-right.score
 
           h1 id="exercise-headline"
-            i id="description-symbol" class=(@embed_options[:collapse_exercise_description] ? 'fa fa-chevron-right' : 'fa fa-chevron-down')
+            i id="description-symbol" class=(@embed_options[:collapse_exercise_description] ? 'fa-solid fa-chevron-right' : 'fa-solid fa-chevron-down')
             = @exercise.title
 
         #description-card.lead class=(@embed_options[:collapse_exercise_description] ? 'description-card-collapsed' : 'description-card')

app/views/exercises/show.html.slim

@@ -48,7 +48,7 @@ ul.list-unstyled#files
       .card-header role="tab" id="heading"
         a.file-heading.collapsed data-toggle="collapse" data-parent="#files" href=".collapse#{file.id}"
           div.clearfix role="button"
-            i class="fa" aria-hidden="true"
+            i.fa-solid aria-hidden="true"
             span = file.filepath
       .card-collapse.collapse class="collapse#{file.id}" role="tabpanel"
         .card-body

app/views/exercises/study_group_dashboard.html.slim

@@ -16,7 +16,7 @@ h4.mt-4
 div.w-100#chart_stacked
 
 .d-none.badge-info.container.py-2#no_chart_data
-  i class="fa fa-info" aria-hidden="true"
+  i class="fa-solid fa-info" aria-hidden="true"
   = t('.no_data_yet')
 
 h4.mt-4
@@ -27,9 +27,9 @@ h4.mt-4
     thead
       tr
         th.text-center
-          i.mr-0 class="fa fa-lightbulb-o" aria-hidden="true" title = t('request_for_comments.solved')
+          i.mr-0 class="fa-regular fa-lightbulb" aria-hidden="true" title = t('request_for_comments.solved')
         th.text-center
-          i.mr-0 class="fa fa-comment" aria-hidden="true" title = t('request_for_comments.comments') align="center"
+          i.mr-0 class="fa-solid fa-comment" aria-hidden="true" title = t('request_for_comments.comments') align="center"
         th.col-12 = t('activerecord.attributes.request_for_comments.question')
         th = t('activerecord.attributes.request_for_comments.username')
         th.text-nowrap = t('activerecord.attributes.request_for_comments.requested_at')

app/views/layouts/application.html.slim

@@ -41,7 +41,7 @@ html lang="#{I18n.locale || I18n.default_locale}"
       nav.navbar.navbar-dark.bg-dark.navbar-expand-md.mb-4.py-1 role='navigation'
         .container
           .navbar-brand
-            i.fa.fa-code
+            i.fa-solid.fa-code
             = application_name
           button.navbar-toggler data-target='#navbar-collapse' data-toggle='collapse' type='button' aria-expanded='false' aria-label='Toggle navigation'
             span.navbar-toggler-icon

app/views/request_for_comments/_list_entry.html.slim

@@ -1,9 +1,9 @@
 tr.table-row-clickable data-id=request_for_comment.id data-href=request_for_comment_path(request_for_comment)
   td.p-2
     - if request_for_comment.solved?
-      span.fa.fa-check.fa-2x.text-success aria-hidden="true"
+      span.fa-solid.fa-check.fa-2x.text-success aria-hidden="true"
     - elsif request_for_comment.full_score_reached
-      span.fa.fa-check.fa-2x style="color:darkgrey" aria-hidden="true"
+      span.fa-solid.fa-check.fa-2x style="color:darkgrey" aria-hidden="true"
     - else
       = ''
   td.text-center = request_for_comment.comments_count

app/views/request_for_comments/index.html.slim

@@ -18,11 +18,11 @@ h1 = RequestForComment.model_name.human(count: 2)
     thead
       tr
         th
-          i class="fa fa-lightbulb-o" aria-hidden="true" title = t('request_for_comments.solved') align="right"
+          i class="fa-regular fa-lightbulb" aria-hidden="true" title = t('request_for_comments.solved') align="right"
         th =  sort_link(@search, :title,  t('activerecord.attributes.request_for_comments.exercise'))
         th = t('activerecord.attributes.request_for_comments.question')
         th
-          i class="fa fa-comment" aria-hidden="true" title = t('request_for_comments.comments') align="center"
+          i class="fa-solid fa-comment" aria-hidden="true" title = t('request_for_comments.comments') align="center"
         th = t('activerecord.attributes.request_for_comments.username')
         th = t('activerecord.attributes.request_for_comments.requested_at')
         th = t('activerecord.attributes.request_for_comments.last_update')
@@ -31,10 +31,10 @@ h1 = RequestForComment.model_name.human(count: 2)
         tr data-id=request_for_comment.id
           - if request_for_comment.solved?
             td
-              span class="fa fa-check" aria-hidden="true"
+              span class="fa-solid fa-check" aria-hidden="true"
           - elsif request_for_comment.full_score_reached
             td
-              span class="fa fa-check" style="color:darkgrey" aria-hidden="true"
+              span class="fa-solid fa-check" style="color:darkgrey" aria-hidden="true"
           - else
             td = ''
           td = link_to_if(policy(request_for_comment).show?, request_for_comment.exercise.title, request_for_comment)

app/views/request_for_comments/show.html.slim

@@ -1,7 +1,7 @@
 .list-group
   h4#exercise_caption.list-group-item-heading data-exercise-id="#{@request_for_comment.exercise.id}" data-rfc-id="#{@request_for_comment.id}"
     - if @request_for_comment.solved?
-      span.fa.fa-check aria-hidden="true"
+      span.fa-solid.fa-check aria-hidden="true"
     = link_to_if(policy(@request_for_comment.exercise).show?, @request_for_comment.exercise.title, [:implement, @request_for_comment.exercise])
   p.list-group-item-text
     - user = @request_for_comment.user
@@ -17,7 +17,7 @@
       h5
         = t('activerecord.attributes.exercise.description')
       .text
-        span.fa.fa-chevron-up.collapse-button
+        span.fa-solid.fa-chevron-up.collapse-button
         = render_markdown(@request_for_comment.exercise.description)
 
     .question
@@ -36,7 +36,7 @@
         - if output_runs.size > 0
           h5.mt-4= t('request_for_comments.runtime_output')
           .collapsed.testrun-output.text
-            span.fa.fa-chevron-down.collapse-button
+            span.fa-solid.fa-chevron-down.collapse-button
             - output_runs.each do |testrun|
               pre= testrun.log or t('request_for_comments.no_output')
 
@@ -50,7 +50,7 @@
               .testrun-container
                 div class=("result #{testrun.passed ? 'passed' : 'failed'}")
                 .collapsed.testrun-output.text
-                  span.fa.fa-chevron-down.collapse-button
+                  span.fa-solid.fa-chevron-down.collapse-button
                   pre= testrun.log or t('request_for_comments.no_output')
 
     - if @current_user.admin? && user.is_a?(ExternalUser)
@@ -72,7 +72,7 @@
   = (file.path or "") + "/" + file.name +  file.file_type.file_extension
   br/
   |   
-  i.fa.fa-arrow-down aria-hidden="true"
+  i.fa-solid.fa-arrow-down aria-hidden="true"
   = t('request_for_comments.click_here')
   #commentitor.editor data-file-id="#{file.id}" data-mode="#{file.file_type.editor_mode}" data-read-only="true"
     = file.content
@@ -180,7 +180,7 @@ javascript:
             <div class="comment-username">' + preprocess(comment.username) + '</div> \
             <div class="comment-date">' + comment.date + '</div> \
             <div class="comment-updated' + (comment.updated ? '' : ' d-none') + '"> \
-              <i class="fa fa-pencil" aria-hidden="true"></i> \
+              <i class="fa-solid fa-pencil" aria-hidden="true"></i> \
               #{{ t('request_for_comments.comment_edited') }} \
             </div> \
           </div> \

app/views/shared/_new_button.html.slim

@@ -2,5 +2,5 @@
   // default value for fetch will always be evaluated even if it is not returned
   - href_target = local_assigns.fetch(:path, false) || send(:"new_#{model.model_name.singular}_path")
   a.btn.btn-success href=href_target
-    i.fa.fa-plus
+    i.fa-solid.fa-plus
     = t('shared.new_model', model: model.model_name.human)

app/views/tips/_collapsed_card.html.slim

@@ -5,7 +5,7 @@
     .card-title.mb-0
       a.collapsed aria-controls="tip-collapse-#{exercise_tip.id}" aria-expanded="false" data-parent="#tips" data-toggle="collapse" href="#tip-collapse-#{exercise_tip.id}"
         .clearfix role="button"
-          i.fa aria-hidden="true"
+          i.fa-solid aria-hidden="true"
           span
             = t('activerecord.models.tip.one')
             =< tip_prefix + index.to_s

app/views/tips/_sortable_tip.html.slim

@@ -1,8 +1,8 @@
 - tip = exercise_tip.tip
 .list-group-item.d-block data-tip-id=tip.id data-id=exercise_tip.id
-  span.fa.fa-bars.mr-3
+  span.fa-solid.fa-bars.mr-3
   = tip.to_s
-  a.fa.fa-eye.ml-2 href=tip_path(tip) target='_blank'
-  a.fa.fa-xmark.ml-2.remove-tip href='#'
+  a.fa-regular.fa-eye.ml-2 href=tip_path(tip) target='_blank'
+  a.fa-solid.fa-xmark.ml-2.remove-tip href='#'
   .list-group.nested-sortable-list class="#{exercise_tip.children.present? ? 'mt-3' : ''}"
     = render(partial: 'tips/sortable_tip', collection: exercise_tip.children, as: :exercise_tip)