728 lines
23 KiB
Ruby
728 lines
23 KiB
Ruby
# frozen_string_literal: true
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require "file_store/s3_store"
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RSpec.describe UploadCreator do
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fab!(:user) { Fabricate(:user) }
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describe "#create_for" do
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describe "when upload is not an image" do
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before { SiteSetting.authorized_extensions = "txt|long-FileExtension" }
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let(:filename) { "utf-8.txt" }
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let(:file) { file_from_fixtures(filename, "encodings") }
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it "should store the upload with the right extension" do
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expect do UploadCreator.new(file, "utf-8\n.txt").create_for(user.id) end.to change {
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Upload.count
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}.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("txt")
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expect(File.extname(upload.url)).to eq(".txt")
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expect(upload.original_filename).to eq("utf-8.txt")
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expect(user.user_uploads.count).to eq(1)
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expect(upload.user_uploads.count).to eq(1)
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user2 = Fabricate(:user)
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expect do UploadCreator.new(file, "utf-8\n.txt").create_for(user2.id) end.not_to change {
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Upload.count
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}
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expect(user.user_uploads.count).to eq(1)
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expect(user2.user_uploads.count).to eq(1)
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expect(upload.user_uploads.count).to eq(2)
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end
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let(:longextension) { "fake.long-FileExtension" }
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let(:file2) { file_from_fixtures(longextension) }
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it "should truncate long extension names" do
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expect do
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UploadCreator.new(file2, "fake.long-FileExtension").create_for(user.id)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("long-FileE")
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end
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end
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describe "when image is not authorized" do
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describe "when image is for site setting" do
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let(:filename) { "logo.png" }
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let(:file) { file_from_fixtures(filename) }
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before { SiteSetting.authorized_extensions = "jpg" }
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it "should create the right upload" do
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upload =
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UploadCreator.new(file, filename, for_site_setting: true).create_for(
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Discourse.system_user.id,
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)
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expect(upload.persisted?).to eq(true)
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expect(upload.original_filename).to eq(filename)
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end
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end
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end
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describe "when image has the wrong extension" do
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let(:filename) { "png_as.bin" }
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let(:file) { file_from_fixtures(filename) }
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it "should store the upload with the right extension" do
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expect do
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UploadCreator.new(
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file,
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filename,
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force_optimize: true,
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type: UploadCreator::TYPES_TO_CROP.first,
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).create_for(user.id)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("png")
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expect(File.extname(upload.url)).to eq(".png")
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expect(upload.original_filename).to eq("png_as.png")
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end
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describe "for tiff format" do
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before { SiteSetting.authorized_extensions = ".tiff|.bin" }
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let(:filename) { "tiff_as.bin" }
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let(:file) { file_from_fixtures(filename) }
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it "should not correct the coerce filename" do
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expect do UploadCreator.new(file, filename).create_for(user.id) end.to change {
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Upload.count
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}.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("bin")
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expect(File.extname(upload.url)).to eq(".bin")
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expect(upload.original_filename).to eq("tiff_as.bin")
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end
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end
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end
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context "when image is too big" do
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let(:filename) { "logo.png" }
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let(:file) { file_from_fixtures(filename) }
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it "adds an error to the upload" do
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SiteSetting.max_image_size_kb = 1
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upload =
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UploadCreator.new(file, filename, force_optimize: true).create_for(
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Discourse.system_user.id,
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)
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expect(upload.errors.full_messages.first).to eq(
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"#{I18n.t("upload.images.too_large_humanized", max_size: "1 KB")}",
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)
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end
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end
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describe "pngquant" do
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let(:filename) { "pngquant.png" }
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let(:file) { file_from_fixtures(filename) }
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it "should apply pngquant to optimized images" do
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upload =
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UploadCreator.new(file, filename, pasted: true, force_optimize: true).create_for(user.id)
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# no optimisation possible without losing details
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expect(upload.filesize).to eq(9202)
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thumbnail_size = upload.get_optimized_image(upload.width, upload.height, {}).filesize
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# pngquant will lose some colors causing some extra size reduction
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expect(thumbnail_size).to be < 7500
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end
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end
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describe "converting to jpeg" do
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def image_quality(path)
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local_path = File.join(Rails.root, "public", path)
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Discourse::Utils.execute_command("identify", "-format", "%Q", local_path).to_i
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end
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let(:filename) { "should_be_jpeg.png" }
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let(:file) { file_from_fixtures(filename) }
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let(:small_filename) { "logo.png" }
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let(:small_file) { file_from_fixtures(small_filename) }
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let(:large_filename) { "large_and_unoptimized.png" }
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let(:large_file) { file_from_fixtures(large_filename) }
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let(:animated_filename) { "animated.gif" }
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let(:animated_file) { file_from_fixtures(animated_filename) }
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let(:animated_webp_filename) { "animated.webp" }
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let(:animated_webp_file) { file_from_fixtures(animated_webp_filename) }
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before { SiteSetting.png_to_jpg_quality = 1 }
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it "should not store file as jpeg if it does not meet absolute byte saving requirements" do
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# logo.png is 2297 bytes, converting to jpeg saves 30% but does not meet
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# the absolute savings required of 25_000 bytes, if you save less than that
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# skip this
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expect do
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UploadCreator.new(
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small_file,
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small_filename,
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pasted: true,
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force_optimize: true,
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).create_for(user.id)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("png")
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expect(File.extname(upload.url)).to eq(".png")
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expect(upload.original_filename).to eq("logo.png")
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end
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it "should store the upload with the right extension" do
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expect do
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UploadCreator.new(file, filename, pasted: true, force_optimize: true).create_for(user.id)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("jpeg")
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expect(File.extname(upload.url)).to eq(".jpeg")
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expect(upload.original_filename).to eq("should_be_jpeg.jpg")
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end
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it "should not convert to jpeg when the image is uploaded from site setting" do
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upload =
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UploadCreator.new(
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large_file,
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large_filename,
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for_site_setting: true,
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force_optimize: true,
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).create_for(user.id)
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expect(upload.extension).to eq("png")
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expect(File.extname(upload.url)).to eq(".png")
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expect(upload.original_filename).to eq("large_and_unoptimized.png")
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end
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context "with jpeg image quality settings" do
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before do
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SiteSetting.png_to_jpg_quality = 75
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SiteSetting.recompress_original_jpg_quality = 40
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SiteSetting.image_preview_jpg_quality = 10
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end
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it "should alter the image quality" do
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upload = UploadCreator.new(file, filename, force_optimize: true).create_for(user.id)
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expect(image_quality(upload.url)).to eq(SiteSetting.recompress_original_jpg_quality)
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upload.create_thumbnail!(100, 100)
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upload.reload
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expect(image_quality(upload.optimized_images.first.url)).to eq(
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SiteSetting.image_preview_jpg_quality,
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)
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end
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it "should not convert animated images" do
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expect do
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UploadCreator.new(animated_file, animated_filename, force_optimize: true).create_for(
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user.id,
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)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("gif")
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expect(File.extname(upload.url)).to eq(".gif")
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expect(upload.original_filename).to eq("animated.gif")
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end
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context "with png image quality settings" do
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before do
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SiteSetting.png_to_jpg_quality = 100
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SiteSetting.recompress_original_jpg_quality = 90
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SiteSetting.image_preview_jpg_quality = 10
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end
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it "should not convert to jpeg when png_to_jpg_quality is 100" do
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upload =
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UploadCreator.new(large_file, large_filename, force_optimize: true).create_for(
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user.id,
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)
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expect(upload.extension).to eq("png")
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expect(File.extname(upload.url)).to eq(".png")
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expect(upload.original_filename).to eq("large_and_unoptimized.png")
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end
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end
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it "should not convert animated WEBP images" do
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expect do
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UploadCreator.new(
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animated_webp_file,
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animated_webp_filename,
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force_optimize: true,
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).create_for(user.id)
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end.to change { Upload.count }.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("webp")
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expect(File.extname(upload.url)).to eq(".webp")
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expect(upload.original_filename).to eq("animated.webp")
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end
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end
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end
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describe "converting HEIF to jpeg" do
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let(:filename) { "should_be_jpeg.heic" }
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let(:file) { file_from_fixtures(filename, "images") }
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it "should store the upload with the right extension" do
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expect do UploadCreator.new(file, filename).create_for(user.id) end.to change {
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Upload.count
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}.by(1)
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upload = Upload.last
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expect(upload.extension).to eq("jpeg")
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expect(File.extname(upload.url)).to eq(".jpeg")
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expect(upload.original_filename).to eq("should_be_jpeg.jpg")
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end
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end
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describe "secure attachments" do
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let(:filename) { "small.pdf" }
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let(:file) { file_from_fixtures(filename, "pdf") }
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let(:opts) { { type: "composer" } }
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before do
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setup_s3
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stub_s3_store
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SiteSetting.secure_uploads = true
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SiteSetting.authorized_extensions = "pdf|svg|jpg"
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end
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it "should mark attachments as secure" do
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upload = UploadCreator.new(file, filename, opts).create_for(user.id)
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stored_upload = Upload.last
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expect(stored_upload.secure?).to eq(true)
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end
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it "should not mark theme uploads as secure" do
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fname = "custom-theme-icon-sprite.svg"
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upload = UploadCreator.new(file_from_fixtures(fname), fname, for_theme: true).create_for(-1)
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expect(upload.secure?).to eq(false)
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end
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it "sets a reason for the security" do
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upload = UploadCreator.new(file, filename, opts).create_for(user.id)
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stored_upload = Upload.last
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expect(stored_upload.secure?).to eq(true)
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expect(stored_upload.security_last_changed_at).not_to eq(nil)
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expect(stored_upload.security_last_changed_reason).to eq(
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"uploading via the composer | source: upload creator",
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)
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end
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end
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context "when uploading to s3" do
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let(:filename) { "should_be_jpeg.png" }
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let(:file) { file_from_fixtures(filename) }
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let(:pdf_filename) { "small.pdf" }
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let(:pdf_file) { file_from_fixtures(pdf_filename, "pdf") }
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let(:opts) { { type: "composer" } }
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before do
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setup_s3
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stub_s3_store
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end
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it "should store the file and return etag" do
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expect { UploadCreator.new(file, filename).create_for(user.id) }.to change {
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Upload.count
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}.by(1)
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upload = Upload.last
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expect(upload.etag).to eq("ETag")
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end
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it "should return signed URL for secure attachments in S3" do
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SiteSetting.authorized_extensions = "pdf"
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SiteSetting.secure_uploads = true
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upload = UploadCreator.new(pdf_file, pdf_filename, opts).create_for(user.id)
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stored_upload = Upload.last
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signed_url = Discourse.store.url_for(stored_upload)
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expect(stored_upload.secure?).to eq(true)
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expect(stored_upload.url).not_to eq(signed_url)
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expect(signed_url).to match(/Amz-Credential/)
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end
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end
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context "when the upload already exists based on the sha1" do
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let(:filename) { "small.pdf" }
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let(:file) { file_from_fixtures(filename, "pdf") }
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let!(:existing_upload) { Fabricate(:upload, sha1: Upload.generate_digest(file)) }
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let(:result) { UploadCreator.new(file, filename).create_for(user.id) }
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it "returns the existing upload" do
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expect(result).to eq(existing_upload)
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end
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it "does not set an original_sha1 normally" do
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expect(result.original_sha1).to eq(nil)
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end
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it "creates a userupload record" do
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result
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expect(UserUpload.exists?(user_id: user.id, upload_id: existing_upload.id)).to eq(true)
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end
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context "when the existing upload URL is blank (it has failed)" do
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before { existing_upload.update(url: "") }
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it "destroys the existing upload" do
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result
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expect(Upload.find_by(id: existing_upload.id)).to eq(nil)
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end
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end
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context "when SiteSetting.secure_uploads is enabled" do
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before do
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setup_s3
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stub_s3_store
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SiteSetting.secure_uploads = true
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end
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it "does not return the existing upload, as duplicate uploads are allowed" do
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expect(result).not_to eq(existing_upload)
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end
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end
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end
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context "with secure uploads functionality" do
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let(:filename) { "logo.jpg" }
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let(:file) { file_from_fixtures(filename) }
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let(:opts) { {} }
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let(:result) { UploadCreator.new(file, filename, opts).create_for(user.id) }
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context "when SiteSetting.secure_uploads enabled" do
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before do
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setup_s3
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stub_s3_store
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SiteSetting.secure_uploads = true
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end
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it "sets an original_sha1 on the upload created because the sha1 column is securerandom in this case" do
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expect(result.original_sha1).not_to eq(nil)
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end
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context "when uploading in a public context (theme, site setting, avatar, custom_emoji, profile_background, card_background)" do
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def expect_no_public_context_uploads_to_be_secure
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upload =
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UploadCreator.new(
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file_from_fixtures(filename),
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filename,
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for_site_setting: true,
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).create_for(user.id)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(
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file_from_fixtures(filename),
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filename,
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for_gravatar: true,
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).create_for(user.id)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(file_from_fixtures(filename), filename, for_theme: true).create_for(
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user.id,
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)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(file_from_fixtures(filename), filename, type: "avatar").create_for(
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user.id,
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)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(
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file_from_fixtures(filename),
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filename,
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type: "custom_emoji",
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).create_for(user.id)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(
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file_from_fixtures(filename),
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filename,
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type: "profile_background",
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).create_for(user.id)
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expect(upload.secure).to eq(false)
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upload.destroy!
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upload =
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UploadCreator.new(
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file_from_fixtures(filename),
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filename,
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type: "card_background",
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).create_for(user.id)
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expect(upload.secure).to eq(false)
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upload.destroy!
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end
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it "does not set the upload to secure" do
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expect_no_public_context_uploads_to_be_secure
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end
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context "when login required" do
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before { SiteSetting.login_required = true }
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it "does not set the upload to secure" do
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expect_no_public_context_uploads_to_be_secure
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end
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end
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end
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context "if type of upload is in the composer" do
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let(:opts) { { type: "composer" } }
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it "sets the upload to secure and sets the original_sha1 column, because we don't know the context of the composer" do
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expect(result.secure).to eq(true)
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expect(result.original_sha1).not_to eq(nil)
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end
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end
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context "if the upload is for a PM" do
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let(:opts) { { for_private_message: true } }
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it "sets the upload to secure and sets the original_sha1" do
|
|
expect(result.secure).to eq(true)
|
|
expect(result.original_sha1).not_to eq(nil)
|
|
end
|
|
end
|
|
|
|
context "if the upload is for a group message" do
|
|
let(:opts) { { for_group_message: true } }
|
|
it "sets the upload to secure and sets the original_sha1" do
|
|
expect(result.secure).to eq(true)
|
|
expect(result.original_sha1).not_to eq(nil)
|
|
end
|
|
end
|
|
|
|
context "if SiteSetting.login_required" do
|
|
before { SiteSetting.login_required = true }
|
|
it "sets the upload to secure and sets the original_sha1" do
|
|
expect(result.secure).to eq(true)
|
|
expect(result.original_sha1).not_to eq(nil)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
context "with custom emojis" do
|
|
let(:animated_filename) { "animated.gif" }
|
|
let(:animated_file) { file_from_fixtures(animated_filename) }
|
|
|
|
it "should not be cropped if animated" do
|
|
upload =
|
|
UploadCreator.new(
|
|
animated_file,
|
|
animated_filename,
|
|
force_optimize: true,
|
|
type: "custom_emoji",
|
|
).create_for(user.id)
|
|
|
|
expect(upload.animated).to eq(true)
|
|
expect(FastImage.size(Discourse.store.path_for(upload))).to eq([320, 320])
|
|
end
|
|
end
|
|
|
|
describe "skip validations" do
|
|
let(:filename) { "small.pdf" }
|
|
let(:file) { file_from_fixtures(filename, "pdf") }
|
|
|
|
before { SiteSetting.authorized_extensions = "png|jpg" }
|
|
|
|
it "creates upload when skip_validations is true" do
|
|
upload = UploadCreator.new(file, filename, skip_validations: true).create_for(user.id)
|
|
|
|
expect(upload.persisted?).to eq(true)
|
|
expect(upload.original_filename).to eq(filename)
|
|
end
|
|
|
|
it "does not create upload when skip_validations is false" do
|
|
upload = UploadCreator.new(file, filename, skip_validations: false).create_for(user.id)
|
|
|
|
expect(upload.persisted?).to eq(false)
|
|
end
|
|
end
|
|
end
|
|
|
|
describe "#convert_favicon_to_png!" do
|
|
let(:filename) { "smallest.ico" }
|
|
let(:file) { file_from_fixtures(filename, "images") }
|
|
|
|
before { SiteSetting.authorized_extensions = "png|jpg|ico" }
|
|
|
|
it "converts to png" do
|
|
upload = UploadCreator.new(file, filename).create_for(user.id)
|
|
|
|
expect(upload.persisted?).to eq(true)
|
|
expect(upload.extension).to eq("png")
|
|
end
|
|
end
|
|
|
|
describe "#clean_svg!" do
|
|
let(:b64) { Base64.encode64('<svg onmouseover="alert(alert)" />') }
|
|
|
|
let(:file) do
|
|
file = Tempfile.new
|
|
file.write(<<~XML)
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
<svg xmlns="http://www.w3.org/2000/svg" width="200px" height="200px" onload="alert(location)">
|
|
<defs>
|
|
<path id="pathdef" d="m0 0h100v100h-77z" stroke="#000" />
|
|
</defs>
|
|
<g>
|
|
<use id="valid-use" x="123" href="#pathdef" />
|
|
</g>
|
|
<use id="invalid-use1" xlink:href="https://svg.example.com/evil.svg" />
|
|
<use id="invalid-use2" href="data:image/svg+xml;base64,#{b64}" />
|
|
</svg>
|
|
XML
|
|
file.rewind
|
|
file
|
|
end
|
|
|
|
it "removes event handlers" do
|
|
begin
|
|
UploadCreator.new(file, "file.svg").clean_svg!
|
|
file_content = file.read
|
|
expect(file_content).not_to include("onload")
|
|
expect(file_content).to include("#pathdef")
|
|
expect(file_content).not_to include("evil.svg")
|
|
expect(file_content).not_to include(b64)
|
|
ensure
|
|
file.unlink
|
|
end
|
|
end
|
|
end
|
|
|
|
describe "svg sizes expressed in units other than pixels" do
|
|
let(:tiny_svg_filename) { "tiny.svg" }
|
|
let(:tiny_svg_file) { file_from_fixtures(tiny_svg_filename) }
|
|
|
|
let(:massive_svg_filename) { "massive.svg" }
|
|
let(:massive_svg_file) { file_from_fixtures(massive_svg_filename) }
|
|
|
|
let(:zero_sized_svg_filename) { "zero_sized.svg" }
|
|
let(:zero_sized_svg_file) { file_from_fixtures(zero_sized_svg_filename) }
|
|
|
|
it "should be viewable when a dimension is a fraction of a unit" do
|
|
upload =
|
|
UploadCreator.new(tiny_svg_file, tiny_svg_filename, force_optimize: true).create_for(
|
|
user.id,
|
|
)
|
|
|
|
expect(upload.width).to be > 50
|
|
expect(upload.height).to be > 50
|
|
|
|
expect(upload.thumbnail_width).to be <= SiteSetting.max_image_width
|
|
expect(upload.thumbnail_height).to be <= SiteSetting.max_image_height
|
|
end
|
|
|
|
it "should not be larger than the maximum thumbnail size" do
|
|
upload =
|
|
UploadCreator.new(massive_svg_file, massive_svg_filename, force_optimize: true).create_for(
|
|
user.id,
|
|
)
|
|
|
|
expect(upload.width).to be > 50
|
|
expect(upload.height).to be > 50
|
|
|
|
expect(upload.thumbnail_width).to be <= SiteSetting.max_image_width
|
|
expect(upload.thumbnail_height).to be <= SiteSetting.max_image_height
|
|
end
|
|
|
|
it "should handle zero dimension files" do
|
|
upload =
|
|
UploadCreator.new(
|
|
zero_sized_svg_file,
|
|
zero_sized_svg_filename,
|
|
force_optimize: true,
|
|
).create_for(user.id)
|
|
|
|
expect(upload.width).to be > 50
|
|
expect(upload.height).to be > 50
|
|
|
|
expect(upload.thumbnail_width).to be <= SiteSetting.max_image_width
|
|
expect(upload.thumbnail_height).to be <= SiteSetting.max_image_height
|
|
end
|
|
end
|
|
|
|
describe "#should_downsize?" do
|
|
context "with GIF image" do
|
|
let(:gif_file) { file_from_fixtures("animated.gif") }
|
|
|
|
before { SiteSetting.max_image_size_kb = 1 }
|
|
|
|
it "is not downsized" do
|
|
creator = UploadCreator.new(gif_file, "animated.gif")
|
|
creator.extract_image_info!
|
|
expect(creator.should_downsize?).to eq(false)
|
|
end
|
|
end
|
|
end
|
|
|
|
describe "before_upload_creation event" do
|
|
let(:filename) { "logo.jpg" }
|
|
let(:file) { file_from_fixtures(filename) }
|
|
|
|
before do
|
|
setup_s3
|
|
stub_s3_store
|
|
end
|
|
|
|
it "does not save the upload if an event added errors to the upload" do
|
|
error = "This upload is invalid"
|
|
|
|
event = Proc.new { |file, is_image, upload| upload.errors.add(:base, error) }
|
|
|
|
DiscourseEvent.on(:before_upload_creation, &event)
|
|
|
|
created_upload = UploadCreator.new(file, filename).create_for(user.id)
|
|
|
|
expect(created_upload.persisted?).to eq(false)
|
|
expect(created_upload.errors).to contain_exactly(error)
|
|
DiscourseEvent.off(:before_upload_creation, &event)
|
|
end
|
|
end
|
|
end
|