Use UTF-8 encoding for Weasyprint (#25)

nerdgeschoss · May 23, 2024 · 621685c · 621685c
1 parent 079618e
commit 621685c
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Showing 4 changed files with 20 additions and 4 deletions.
diff --git a/Gemfile b/Gemfile
@@ -4,6 +4,7 @@ source 'https://rubygems.org'
 gemspec
 
 gem 'activemodel'
+gem 'pdf-reader'
 gem 'bundler'
 gem 'pry-byebug'
 gem 'rake'

diff --git a/lib/pixelpress/renderers/weasyprint_renderer.rb b/lib/pixelpress/renderers/weasyprint_renderer.rb
@@ -2,7 +2,7 @@ class Pixelpress::WeasyPrintRenderer
   def render(input)
     output = Tempfile.new
 
-    system executable_path, input.path, output.path, exception: true
+    system executable_path, "--encoding", "utf-8", input.path, output.path, exception: true
     return output
   end
 

diff --git a/spec/renderers/weasyprint_renderer_spec.rb b/spec/renderers/weasyprint_renderer_spec.rb
@@ -3,14 +3,28 @@
 
 describe Pixelpress::WeasyPrintRenderer do
   let(:renderer) { Pixelpress::WeasyPrintRenderer.new }
-  let (:input) do 
+  let (:input) do
     file = Tempfile.new
-    file.write("<html><body><h1>hello</h1></body></html>")
+    file.write <<~HTML
+      <html>
+        <head>
+          <meta name=author content="Bärbel Garçon">
+        </head>
+        <body>
+          <h1>Hêllo Wörld</h1>
+        </body>
+      </html>
+    HTML
     file.rewind
     file
   end
 
   it "should render html to pdf" do
-    expect(renderer.render(input).read).to start_with("%PDF")
+    reader = PDF::Reader.new(renderer.render(input))
+
+    expect(reader.info[:Author]).to eq("Bärbel Garçon")
+    expect(reader.page_count).to eq(1)
+    page = reader.pages.sole
+    expect(page.text).to eq("Hêllo Wörld")
   end
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
@@ -9,6 +9,7 @@
 require 'generators/pixelpress/printer/printer_generator'
 require 'pathname'
 require 'open3'
+require 'pdf-reader'
 
 RSpec.configure do |config|
   config.example_status_persistence_file_path = '.rspec_status'