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-- SPDX-License-Identifier: LPPL-1.3c+
require "lfs"
-- @param mode directly passed to PlantUML. Recommended: png, svg, pdf (requires Apache Batik to convert svg to pdf)
function convertPlantUmlToTikz(jobname, mode)
local plantUmlSourceFilename = jobname .. "-plantuml.txt"
local plantUmlTargetFilename = jobname .. "-plantuml." .. mode
-- delete generated file to ensure they are really recreated
os.remove(plantUmlTargetFilename)
if not (lfs.attributes(plantUmlSourceFilename)) then
texio.write_nl("Source " .. plantUmlSourceFilename .. " does not exist.")
return
end
local plantUmlJar = os.getenv("PLANTUML_JAR")
if not plantUmlJar then
texio.write_nl("Environment variable PLANTUML_JAR not set.")
return
end
texio.write("Executing PlantUML... ")
local cmd = "java -Djava.awt.headless=true -jar " .. plantUmlJar .. " -charset UTF-8 -t"
if (mode == "latex") then
cmd = cmd .. "latex:nopreamble"
else
cmd = cmd .. mode
end
cmd = cmd .. " " .. plantUmlSourceFilename
texio.write_nl(cmd)
local handle,error = io.popen(cmd)
if not handle then
texio.write_nl("Error during execution of PlantUML.")
texio.write_nl(error)
return
end
io.close(handle)
if not (lfs.attributes(plantUmlTargetFilename)) then
texio.write_nl("PlantUML did not generate anything.")
handle = io.open(plantUmlTargetFilename, "w")
handle:write("Error during latex code generation")
io.close(handle)
return
end
end
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