mirror of
https://github.com/overleaf/overleaf.git
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108 lines
No EOL
4.1 KiB
CoffeeScript
108 lines
No EOL
4.1 KiB
CoffeeScript
ResourceWriter = require "./ResourceWriter"
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LatexRunner = require "./LatexRunner"
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OutputFileFinder = require "./OutputFileFinder"
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Settings = require("settings-sharelatex")
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Path = require "path"
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logger = require "logger-sharelatex"
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Metrics = require "./Metrics"
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child_process = require "child_process"
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module.exports = CompileManager =
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doCompile: (request, callback = (error, outputFiles) ->) ->
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compileDir = Path.join(Settings.path.compilesDir, request.project_id)
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timer = new Metrics.Timer("write-to-disk")
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logger.log project_id: request.project_id, "starting compile"
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ResourceWriter.syncResourcesToDisk request.project_id, request.resources, compileDir, (error) ->
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return callback(error) if error?
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logger.log project_id: request.project_id, time_taken: Date.now() - timer.start, "written files to disk"
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timer.done()
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timer = new Metrics.Timer("run-compile")
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Metrics.inc("compiles")
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LatexRunner.runLatex request.project_id, {
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directory: compileDir
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mainFile: request.rootResourcePath
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compiler: request.compiler
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timeout: request.timeout
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}, (error) ->
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return callback(error) if error?
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logger.log project_id: request.project_id, time_taken: Date.now() - timer.start, "done compile"
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timer.done()
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OutputFileFinder.findOutputFiles request.resources, compileDir, (error, outputFiles) ->
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return callback(error) if error?
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callback null, outputFiles
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clearProject: (project_id, _callback = (error) ->) ->
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callback = (error) ->
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_callback(error)
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_callback = () ->
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compileDir = Path.join(Settings.path.compilesDir, project_id)
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proc = child_process.spawn "rm", ["-r", compileDir]
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proc.on "error", callback
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stderr = ""
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proc.stderr.on "data", (chunk) -> stderr += chunk.toString()
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proc.on "close", (code) ->
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if code == 0
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return callback(null)
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else
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return callback(new Error("rm -r #{compileDir} failed: #{stderr}"))
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syncFromCode: (project_id, file_name, line, column, callback = (error, pdfPositions) ->) ->
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# If LaTeX was run in a virtual environment, the file path that synctex expects
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# might not match the file path on the host. The .synctex.gz file however, will be accessed
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# wherever it is on the host.
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base_dir = Settings.path.synctexBaseDir(project_id)
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file_path = Path.join(base_dir, file_name)
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synctex_path = Path.join(Settings.path.compilesDir, project_id, "output.pdf")
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CompileManager._runSynctex ["code", synctex_path, file_path, line, column], (error, stdout) ->
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return callback(error) if error?
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logger.log project_id: project_id, file_name: file_name, line: line, column: column, stdout: stdout, "synctex code output"
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callback null, CompileManager._parseSynctexFromCodeOutput(stdout)
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syncFromPdf: (project_id, page, h, v, callback = (error, filePositions) ->) ->
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base_dir = Settings.path.synctexBaseDir(project_id)
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synctex_path = Path.join(Settings.path.compilesDir, project_id, "output.pdf")
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CompileManager._runSynctex ["pdf", synctex_path, page, h, v], (error, stdout) ->
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return callback(error) if error?
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logger.log project_id: project_id, page: page, h: h, v:v, stdout: stdout, "synctex pdf output"
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callback null, CompileManager._parseSynctexFromPdfOutput(stdout, base_dir)
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_runSynctex: (args, callback = (error, stdout) ->) ->
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bin_path = Path.resolve(__dirname + "/../../bin/synctex")
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seconds = 1000
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child_process.execFile bin_path, args, timeout: 10 * seconds, (error, stdout, stderr) ->
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return callback(error) if error?
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callback(null, stdout)
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_parseSynctexFromCodeOutput: (output) ->
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results = []
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for line in output.split("\n")
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[node, page, h, v, width, height] = line.split("\t")
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if node == "NODE"
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results.push {
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page: parseInt(page, 10)
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h: parseFloat(h)
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v: parseFloat(v)
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height: parseFloat(height)
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width: parseFloat(width)
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}
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return results
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_parseSynctexFromPdfOutput: (output, base_dir) ->
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results = []
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for line in output.split("\n")
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[node, file_path, line, column] = line.split("\t")
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if node == "NODE"
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file = file_path.slice(base_dir.length + 1)
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results.push {
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file: file
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line: parseInt(line, 10)
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column: parseInt(column, 10)
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}
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return results |