Orthanc/OrthancServer/Resources/Samples/Lua/WriteToDisk.lua
2025-06-23 19:07:37 +05:30

36 lines
1.5 KiB
Lua

TARGET = '/tmp/lua'
function ToAscii(s)
-- http://www.lua.org/manual/5.1/manual.html#pdf-string.gsub
-- https://groups.google.com/d/msg/orthanc-users/qMLgkEmwwPI/6jRpCrlgBwAJ
return s:gsub('[^a-zA-Z0-9-/-: ]', '_')
end
function OnStableSeries(seriesId, tags, metadata)
print('This series is now stable, writing its instances on the disk: ' .. seriesId)
local instances = ParseJson(RestApiGet('/series/' .. seriesId)) ['Instances']
local patient = ParseJson(RestApiGet('/series/' .. seriesId .. '/patient')) ['MainDicomTags']
local study = ParseJson(RestApiGet('/series/' .. seriesId .. '/study')) ['MainDicomTags']
local series = ParseJson(RestApiGet('/series/' .. seriesId)) ['MainDicomTags']
for i, instance in pairs(instances) do
local path = ToAscii(TARGET .. '/' ..
patient['PatientID'] .. ' - ' .. patient['PatientName'] .. '/' ..
study['StudyDate'] .. ' - ' .. study['StudyDescription'] .. '/' ..
series['SeriesDescription'])
-- Retrieve the DICOM file from Orthanc
local dicom = RestApiGet('/instances/' .. instance .. '/file')
-- Create the subdirectory (CAUTION: For Linux demo only, this is insecure!)
-- http://stackoverflow.com/a/16029744/881731
os.execute('mkdir -p "' .. path .. '"')
-- Write to the file
local target = assert(io.open(path .. '/' .. instance .. '.dcm', 'wb'))
target:write(dicom)
target:close()
end
end