add iqdb preview

app/assets/javascripts/posts.js.erb

@@ -154,7 +154,7 @@
 
   Danbooru.Post.initialize_similar = function() {
     $("#similar-button").click(function(e) {
-      $.post("/iqdb_queries", {"url": $("#post_source").val()}).done(function(html) {$("#iqdb-similar").html(html).show()});
+      $.get("/iqdb_queries/preview", {"url": $("#post_source").val()}).done(function(html) {$("#iqdb-similar").html(html).show()});
       e.preventDefault();
     });
   }

app/assets/javascripts/uploads.js

@@ -61,7 +61,7 @@
 
   Danbooru.Upload.initialize_iqdb_source = function() {
     if (/^https?:\/\//.test($("#normalized_url").val())) {
-      $.post("/iqdb_queries", {"url": $("#normalized_url").val()}).done(function(html) {$("#iqdb-similar").html(html)});
+      $.get("/iqdb_queries/preview", {"url": $("#normalized_url").val()}).done(function(html) {$("#iqdb-similar").html(html)});
     }
   }
 
@@ -77,7 +77,7 @@
 
   Danbooru.Upload.initialize_similar = function() {
     $("#similar-button").click(function(e) {
-      $.post("/iqdb_queries", {"url": $("#upload_source").val()}).done(function(html) {$("#iqdb-similar").html(html).show()});
+      $.get("/iqdb_queries/preview", {"url": $("#upload_source").val()}).done(function(html) {$("#iqdb-similar").html(html).show()});
       e.preventDefault();
     });
   }

app/assets/stylesheets/specific/z_responsive.scss

@@ -138,24 +138,34 @@
 
   article.post-preview {
     margin: 0.5vw;
-    width: 32vw;
+    width: 48vw;
-    height: 32vw;
+    height: 48vw;    
     text-align: center;
     vertical-align: middle;
     display: inline-block;
 
+    &.cropped {
+      width: 32vw;
+      height: 32vw;    
+    }
+
     a {
       //width: 48.5vw;
       //display: block;
       margin: 0 auto;
     }
-    img.cropped {
+
+    img {
       //object-fit: contain;
-      width: 32vw;
-      height: 32vw;
       margin: 0 auto;
       border: none !important;
+
+      &.cropped {
+        width: 32vw;
+        height: 32vw;
+      }
     }
+
     &[data-tags~=animated]:before, &[data-file-ext=swf]:before, &[data-file-ext=webm]:before, &[data-file-ext=mp4]:before, &[data-file-ext=zip]:before {
       @include animated-icon;
     }

app/controllers/iqdb_queries_controller.rb

@@ -26,4 +26,12 @@ class IqdbQueriesController < ApplicationController
 
     respond_with(@matches)
   end
+
+  def preview
+    url = URI.parse(Danbooru.config.iqdbs_server)
+    url.path = "/similar"
+    url.query = {url: params[:url]}.to_query
+    @results = HTTParty.get(url.to_s).parsed_response
+    render layout: false
+  end
 end

app/presenters/post_presenter.rb

@@ -21,8 +21,15 @@ class PostPresenter < Presenter
     end
 
     path = options[:path_prefix] || "/posts"
+    if CurrentUser.id == 1 && options[:show_cropped] && post.has_cropped? && !CurrentUser.user.disable_cropped_thumbnails?
+      src = post.crop_file_url
+      imgClass = "cropped"
+    else
+      src = post.preview_file_url
+      imgClass = nil
+    end
 
-    html =  %{<article itemscope itemtype="http://schema.org/ImageObject" id="post_#{post.id}" class="#{preview_class(post, options[:pool], options)}" #{data_attributes(post)}>}
+    html =  %{<article itemscope itemtype="http://schema.org/ImageObject" id="post_#{post.id}" class="#{imgClass} #{preview_class(post, options[:pool], options)}" #{data_attributes(post)}>}
     if options[:tags].present? && !CurrentUser.is_anonymous?
       tag_param = "?tags=#{CGI::escape(options[:tags])}"
     elsif options[:pool_id] || options[:pool]
@@ -34,14 +41,6 @@ class PostPresenter < Presenter
     end
     html << %{<a href="#{path}/#{post.id}#{tag_param}">}
 
-    if CurrentUser.id == 1 && options[:show_cropped] && post.has_cropped? && !CurrentUser.user.disable_cropped_thumbnails?
-      src = post.crop_file_url
-      imgClass = "cropped"
-    else
-      src = post.preview_file_url
-      imgClass = nil
-    end
-
     tooltip = "#{post.tag_string} rating:#{post.rating} score:#{post.score}"
     html << %{<img class="#{imgClass}" itemprop="thumbnailUrl" src="#{src}" title="#{h(tooltip)}" alt="#{h(post.tag_string)}">}
     html << %{</a>}

app/views/iqdb_queries/preview.html.erb

@@ -0,0 +1,9 @@
+<% if @results.any? %>
+  <h3>Similar</h3>
+  <% @results.each do |match| %>
+    <%= PostPresenter.preview(Post.find(match["post_id"]), :tags => "status:any", :similarity => match["score"]) %>
+  <% end %>
+<% else %>
+  <h3>Similar</h3>
+  <p>No matches found</p>
+<% end %>

config/routes.rb

@@ -157,6 +157,7 @@ Rails.application.routes.draw do
   resources :ip_bans
   resource :iqdb_queries, :only => [:show]  do
     collection do
+      get :preview
       get :check, to: redirect {|path_params, req| "/iqdb_queries?#{req.query_string}"}
     end
   end