mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
195 lines
7.5 KiB
CoffeeScript
195 lines
7.5 KiB
CoffeeScript
ResourceWriter = require "./ResourceWriter"
|
|
LatexRunner = require "./LatexRunner"
|
|
OutputFileFinder = require "./OutputFileFinder"
|
|
OutputCacheManager = require "./OutputCacheManager"
|
|
Settings = require("settings-sharelatex")
|
|
Path = require "path"
|
|
logger = require "logger-sharelatex"
|
|
Metrics = require "./Metrics"
|
|
child_process = require "child_process"
|
|
CommandRunner = require(Settings.clsi?.commandRunner or "./CommandRunner")
|
|
DraftModeManager = require "./DraftModeManager"
|
|
fs = require("fs")
|
|
os = require("os")
|
|
|
|
module.exports = CompileManager =
|
|
doCompile: (request, callback = (error, outputFiles) ->) ->
|
|
compileDir = Path.join(Settings.path.compilesDir, request.project_id)
|
|
|
|
timer = new Metrics.Timer("write-to-disk")
|
|
logger.log project_id: request.project_id, "starting compile"
|
|
ResourceWriter.syncResourcesToDisk request.project_id, request.resources, compileDir, (error) ->
|
|
return callback(error) if error?
|
|
logger.log project_id: request.project_id, time_taken: Date.now() - timer.start, "written files to disk"
|
|
timer.done()
|
|
|
|
injectDraftModeIfRequired = (callback) ->
|
|
if request.draft
|
|
DraftModeManager.injectDraftMode Path.join(compileDir, request.rootResourcePath), callback
|
|
else
|
|
callback()
|
|
|
|
injectDraftModeIfRequired (error) ->
|
|
return callback(error) if error?
|
|
timer = new Metrics.Timer("run-compile")
|
|
Metrics.inc("compiles")
|
|
LatexRunner.runLatex request.project_id, {
|
|
directory: compileDir
|
|
mainFile: request.rootResourcePath
|
|
compiler: request.compiler
|
|
timeout: request.timeout
|
|
image: request.imageName
|
|
}, (error, output, stats) ->
|
|
return callback(error) if error?
|
|
Metrics.inc("compiles-succeeded")
|
|
for metric_key, metric_value of stats or {}
|
|
Metrics.count(metric_key, metric_value)
|
|
loadavg = os.loadavg?()
|
|
Metrics.gauge("load-avg", loadavg[0]) if loadavg?
|
|
ts = timer.done()
|
|
logger.log {project_id: request.project_id, time_taken: ts, stats:stats, loadavg:loadavg}, "done compile"
|
|
if stats?["latex-runs"] > 0
|
|
Metrics.timing("run-compile-per-pass", ts / stats["latex-runs"])
|
|
|
|
OutputFileFinder.findOutputFiles request.resources, compileDir, (error, outputFiles) ->
|
|
return callback(error) if error?
|
|
OutputCacheManager.saveOutputFiles outputFiles, compileDir, (error, newOutputFiles) ->
|
|
callback null, newOutputFiles
|
|
|
|
clearProject: (project_id, _callback = (error) ->) ->
|
|
callback = (error) ->
|
|
_callback(error)
|
|
_callback = () ->
|
|
|
|
compileDir = Path.join(Settings.path.compilesDir, project_id)
|
|
|
|
CompileManager._checkDirectory compileDir, (err, exists) ->
|
|
return callback(err) if err?
|
|
return callback() if not exists # skip removal if no directory present
|
|
|
|
proc = child_process.spawn "rm", ["-r", compileDir]
|
|
|
|
proc.on "error", callback
|
|
|
|
stderr = ""
|
|
proc.stderr.on "data", (chunk) -> stderr += chunk.toString()
|
|
|
|
proc.on "close", (code) ->
|
|
if code == 0
|
|
return callback(null)
|
|
else
|
|
return callback(new Error("rm -r #{compileDir} failed: #{stderr}"))
|
|
|
|
_checkDirectory: (compileDir, callback = (error, exists) ->) ->
|
|
fs.lstat compileDir, (err, stats) ->
|
|
if err?.code is 'ENOENT'
|
|
return callback(null, false) # directory does not exist
|
|
else if err?
|
|
logger.err {dir: compileDir, err:err}, "error on stat of project directory for removal"
|
|
return callback(err)
|
|
else if not stats?.isDirectory()
|
|
logger.err {dir: compileDir, stats:stats}, "bad project directory for removal"
|
|
return callback new Error("project directory is not directory")
|
|
else
|
|
callback(null, true) # directory exists
|
|
|
|
syncFromCode: (project_id, file_name, line, column, callback = (error, pdfPositions) ->) ->
|
|
# If LaTeX was run in a virtual environment, the file path that synctex expects
|
|
# might not match the file path on the host. The .synctex.gz file however, will be accessed
|
|
# wherever it is on the host.
|
|
base_dir = Settings.path.synctexBaseDir(project_id)
|
|
file_path = base_dir + "/" + file_name
|
|
synctex_path = Path.join(Settings.path.compilesDir, project_id, "output.pdf")
|
|
CompileManager._runSynctex ["code", synctex_path, file_path, line, column], (error, stdout) ->
|
|
return callback(error) if error?
|
|
logger.log project_id: project_id, file_name: file_name, line: line, column: column, stdout: stdout, "synctex code output"
|
|
callback null, CompileManager._parseSynctexFromCodeOutput(stdout)
|
|
|
|
syncFromPdf: (project_id, page, h, v, callback = (error, filePositions) ->) ->
|
|
base_dir = Settings.path.synctexBaseDir(project_id)
|
|
synctex_path = Path.join(Settings.path.compilesDir, project_id, "output.pdf")
|
|
CompileManager._runSynctex ["pdf", synctex_path, page, h, v], (error, stdout) ->
|
|
return callback(error) if error?
|
|
logger.log project_id: project_id, page: page, h: h, v:v, stdout: stdout, "synctex pdf output"
|
|
callback null, CompileManager._parseSynctexFromPdfOutput(stdout, base_dir)
|
|
|
|
_runSynctex: (args, callback = (error, stdout) ->) ->
|
|
bin_path = Path.resolve(__dirname + "/../../bin/synctex")
|
|
seconds = 1000
|
|
child_process.execFile bin_path, args, timeout: 10 * seconds, (error, stdout, stderr) ->
|
|
return callback(error) if error?
|
|
callback(null, stdout)
|
|
|
|
_parseSynctexFromCodeOutput: (output) ->
|
|
results = []
|
|
for line in output.split("\n")
|
|
[node, page, h, v, width, height] = line.split("\t")
|
|
if node == "NODE"
|
|
results.push {
|
|
page: parseInt(page, 10)
|
|
h: parseFloat(h)
|
|
v: parseFloat(v)
|
|
height: parseFloat(height)
|
|
width: parseFloat(width)
|
|
}
|
|
return results
|
|
|
|
_parseSynctexFromPdfOutput: (output, base_dir) ->
|
|
results = []
|
|
for line in output.split("\n")
|
|
[node, file_path, line, column] = line.split("\t")
|
|
if node == "NODE"
|
|
file = file_path.slice(base_dir.length + 1)
|
|
results.push {
|
|
file: file
|
|
line: parseInt(line, 10)
|
|
column: parseInt(column, 10)
|
|
}
|
|
return results
|
|
|
|
wordcount: (project_id, file_name, image, callback = (error, pdfPositions) ->) ->
|
|
logger.log project_id:project_id, file_name:file_name, image:image, "running wordcount"
|
|
file_path = "$COMPILE_DIR/" + file_name
|
|
command = [ "texcount", '-inc', file_path, "-out=" + file_path + ".wc"]
|
|
directory = Path.join(Settings.path.compilesDir, project_id)
|
|
timeout = 10 * 1000
|
|
|
|
CommandRunner.run project_id, command, directory, image, timeout, (error) ->
|
|
return callback(error) if error?
|
|
try
|
|
stdout = fs.readFileSync(directory + "/" + file_name + ".wc", "utf-8")
|
|
catch err
|
|
logger.err err:err, command:command, directory:directory, project_id:project_id, "error reading word count output"
|
|
return callback(err)
|
|
callback null, CompileManager._parseWordcountFromOutput(stdout)
|
|
|
|
_parseWordcountFromOutput: (output) ->
|
|
results = {
|
|
encode: ""
|
|
textWords: 0
|
|
headWords: 0
|
|
outside: 0
|
|
headers: 0
|
|
elements: 0
|
|
mathInline: 0
|
|
mathDisplay: 0
|
|
}
|
|
for line in output.split("\n")
|
|
[data, info] = line.split(":")
|
|
if data.indexOf("Encoding") > -1
|
|
results['encode'] = info.trim()
|
|
if data.indexOf("in text") > -1
|
|
results['textWords'] = parseInt(info, 10)
|
|
if data.indexOf("in head") > -1
|
|
results['headWords'] = parseInt(info, 10)
|
|
if data.indexOf("outside") > -1
|
|
results['outside'] = parseInt(info, 10)
|
|
if data.indexOf("of head") > -1
|
|
results['headers'] = parseInt(info, 10)
|
|
if data.indexOf("Number of floats/tables/figures") > -1
|
|
results['elements'] = parseInt(info, 10)
|
|
if data.indexOf("Number of math inlines") > -1
|
|
results['mathInline'] = parseInt(info, 10)
|
|
if data.indexOf("Number of math displayed") > -1
|
|
results['mathDisplay'] = parseInt(info, 10)
|
|
return results
|