mirror of
https://github.com/scinote-eln/scinote-web.git
synced 2024-09-21 23:46:21 +08:00
84 lines
2.4 KiB
Ruby
84 lines
2.4 KiB
Ruby
module TinyMceHelper
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def parse_tiny_mce_asset_to_token(text, obj)
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ids = []
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html = Nokogiri::HTML(remove_pasted_tokens(text))
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html.search('img').each do |img|
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next unless img['data-token']
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img_id = Base62.decode(img['data-token'])
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ids << img_id
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token = "[~tiny_mce_id:#{img_id}]"
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img.replace(token)
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next unless obj
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tiny_img = TinyMceAsset.find_by_id(img_id)
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tiny_img.reference = obj unless tiny_img.step || tiny_img.result_text
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tiny_img.save
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end
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destroy_removed_tiny_mce_assets(ids, obj) if obj
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html
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end
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# @param pdf_export_ready is needed for wicked_pdf in export report action
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def generate_image_tag_from_token(text, obj, pdf_export_ready = false)
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return unless text
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regex = Constants::TINY_MCE_ASSET_REGEX
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text.gsub(regex) do |el|
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match = el.match(regex)
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img = TinyMceAsset.find_by_id(match[1])
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next unless img && check_image_permissions(obj, img)
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if pdf_export_ready
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report_image_asset_url(img, :tiny_mce_asset, 'tiny-mce-pdf-ready')
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else
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image_tag(img.url,
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class: 'img-responsive',
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data: { token: Base62.encode(img.id) })
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end
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end
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end
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def link_tiny_mce_assets(text, ref)
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ids = []
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regex = Constants::TINY_MCE_ASSET_REGEX
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text.gsub(regex) do |img|
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match = img.match(regex)
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tiny_img = TinyMceAsset.find_by_id(match[1])
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next unless tiny_img
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ids << tiny_img.id
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tiny_img.public_send("#{ref.class.to_s.underscore}=".to_sym, ref)
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tiny_img.save!
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end
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destroy_removed_tiny_mce_assets(ids, ref)
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end
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def replace_tiny_mce_assets(text, img_ids)
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img_ids.each do |src_id, dest_id|
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regex = /\[~tiny_mce_id:#{src_id}\]/
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new_token = "[~tiny_mce_id:#{dest_id}]"
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text.sub!(regex, new_token)
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end
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text
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end
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def destroy_removed_tiny_mce_assets(ids, ref)
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# need to check if the array is empty because if we pass the empty array
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# in the SQL query it will not work properly
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if ids.empty?
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ref.tiny_mce_assets.destroy_all
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else
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ref.tiny_mce_assets.where.not('id IN (?)', ids).destroy_all
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end
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end
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def check_image_permissions(obj, img)
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if obj.class == Step
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img.step == obj
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elsif obj.class == ResultText
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img.result_text == obj
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end
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end
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def remove_pasted_tokens(text)
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regex = Constants::TINY_MCE_ASSET_REGEX
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text.gsub(regex, ' ')
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end
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end
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