57 lines
2.1 KiB
JavaScript
57 lines
2.1 KiB
JavaScript
'use strict'
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// Shared command-line parsing for the launcher process itself. Both boot
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// (process.argv) and the single-instance handoff (second-instance argv) use
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// it, so a shortcut, a "Open with PLWL" file-open and Chromium's own injected
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// flags are handled the same way everywhere.
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//
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// Supported forms:
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// --launch <id> | --launch=<id> auto-start that library app
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// --open <path> | --open=<path> open an .exe with the wine picker
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// a bare existing-file path same as --open (plumbing for Exec %f)
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function firstNonFlagAfter(args, i) {
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// Chromium injects its own flags into the second instance's argv and they
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// can land BETWEEN the option and its value (e.g. `--launch
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// --allow-file-access-from-files 1790414564627`), so skip anything that
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// looks like a flag and take the first non-flag token.
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for (let j = i + 1; j < args.length; j++) {
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if (!args[j].startsWith('--')) return args[j]
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}
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return null
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}
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function findValue(args, names) {
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for (const name of names) {
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const i = args.indexOf(name)
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if (i !== -1) return firstNonFlagAfter(args, i)
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const eq = args.find(a => a.startsWith(name + '='))
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if (eq) return eq.slice(name.length + 1)
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}
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return null
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}
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// PLWL's own options must not swallow Chromium's flags (--flag=... style),
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// so anything after a flag that itself carries a value is skipped here by
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// looking only at the KNOWN option names above.
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function parseArgv(argv) {
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const args = Array.isArray(argv) ? argv : process.argv
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const launchId = findValue(args, ['--launch'])
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let openPath = findValue(args, ['--open'])
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if (!openPath && !launchId) {
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// "Open with" plumbing (Exec %f): the file path arrives as the only
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// non-flag argument - never pick a bare token when a real flag carries
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// the intent, and skip this process's own binary (electron dev mode
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// passes it as the first argument).
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const bare = args.find(
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a =>
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!a.startsWith('-') &&
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/\.(exe|msi|bat|cmd|lnk)$/i.test(a) &&
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!/(electron|olcxja\.plwl)(\.exe)?$/i.test(a)
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)
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if (bare) openPath = bare
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}
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return { launchId, openPath }
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}
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module.exports = { parseArgv, findValue }
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