scinote-web/app/models/concerns/tiny_mce_images.rb

144 lines
4.6 KiB
Ruby
Raw Normal View History

2019-03-11 20:43:50 +08:00
# frozen_string_literal: true
module TinyMceImages
extend ActiveSupport::Concern
included do
has_many :tiny_mce_assets,
as: :object,
class_name: :TinyMceAsset,
dependent: :destroy
before_save :clean_tiny_mce_image_urls
2019-03-11 20:43:50 +08:00
def prepare_for_report(field)
description = self[field]
# Check tinymce for old format
description = TinyMceAsset.update_old_tinymce(description, self)
2019-03-20 21:40:18 +08:00
tiny_mce_assets.each do |tm_asset|
2019-09-26 22:27:22 +08:00
next unless tm_asset&.image&.attached?
2019-09-26 22:29:26 +08:00
2019-09-26 22:27:22 +08:00
new_tm_asset_src = tm_asset.convert_variant_to_base64(tm_asset.preview)
html_description = Nokogiri::HTML(description)
tm_asset_to_update = html_description.css(
"img[data-mce-token=\"#{Base62.encode(tm_asset.id)}\"]"
)[0]
next unless tm_asset_to_update
tm_asset_to_update.attributes['src'].value = new_tm_asset_src
description = html_description.css('body').inner_html.to_s
2019-03-11 20:43:50 +08:00
end
description
end
def tinymce_render(field)
TinyMceAsset.generate_url(self[field], self)
end
# Takes array of old/new TinyMCE asset ID pairs
# and updates references in assosiated object's description
def reassign_tiny_mce_image_references(images = [])
object_field = Extends::RICH_TEXT_FIELD_MAPPINGS[self.class.name]
description = read_attribute(object_field)
2019-05-08 20:35:28 +08:00
# Check tinymce for old format
description = TinyMceAsset.update_old_tinymce(description, self)
parsed_description = Nokogiri::HTML(description)
images.each do |image|
old_id = image[0]
new_id = image[1]
image = parsed_description.at_css("img[data-mce-token=\"#{Base62.encode(old_id)}\"]")
unless image
Rails.logger.error "TinyMCE Asset with id #{old_id} not in text"
next
end
image['data-mce-token'] = Base62.encode(new_id)
end
update(object_field => parsed_description.css('body').inner_html.to_s)
end
def clone_tinymce_assets(target, team)
cloned_img_ids = []
tiny_mce_assets.each do |tiny_img|
next unless tiny_img.image.attached? && tiny_img.image.service.exist?(tiny_img.image.blob.key)
tiny_img_clone = TinyMceAsset.create(
estimated_size: tiny_img.estimated_size,
object: target,
team: team
)
tiny_img.duplicate_file(tiny_img_clone)
target.tiny_mce_assets << tiny_img_clone
cloned_img_ids << [tiny_img.id, tiny_img_clone.id]
end
target.reassign_tiny_mce_image_references(cloned_img_ids)
end
def copy_unknown_tiny_mce_images
2019-09-25 19:45:34 +08:00
asset_team_id = Team.search_by_object(self).id
return unless asset_team_id
object_field = Extends::RICH_TEXT_FIELD_MAPPINGS[self.class.name]
image_changed = false
parsed_description = Nokogiri::HTML(read_attribute(object_field))
parsed_description.css('img').each do |image|
if image['data-mce-token']
asset = TinyMceAsset.find_by_id(Base62.decode(image['data-mce-token']))
next if asset && (asset.object == self || asset_team_id != asset.team_id)
else
# We need implement size and type checks here
new_image = URI.parse(image['src']).open
new_image_filename = asset.class.generate_unique_secure_token + '.jpg'
end
new_asset = TinyMceAsset.create(
object: self,
team_id: asset_team_id
)
new_asset.transaction do
new_asset.save!
2019-08-05 17:30:36 +08:00
if image['data-mce-token']
asset.duplicate_file(new_asset)
else
new_asset.image.attach(io: new_image, filename: new_image_filename)
end
end
image['src'] = ''
image['class'] = 'img-responsive'
image['data-mce-token'] = Base62.encode(new_asset.id)
image_changed = true
end
update(object_field => parsed_description.css('body').inner_html.to_s) if image_changed
rescue StandardError => e
Rails.logger.error "Object: #{self.class.name}, id: #{id}, error: #{e.message}"
end
private
def clean_tiny_mce_image_urls
object_field = Extends::RICH_TEXT_FIELD_MAPPINGS[self.class.name]
return unless changed.include?(object_field.to_s)
image_changed = false
parsed_description = Nokogiri::HTML(read_attribute(object_field))
parsed_description.css('img[data-mce-token]').each do |image|
image['src'] = ''
image['class'] = 'img-responsive'
image_changed = true
end
self[object_field] = parsed_description.to_html if image_changed
end
2019-03-11 20:43:50 +08:00
end
end