Restructured install procedure and added separate prebuild script

Author: Simon Hofmann

install/install_dependencies.js renamed to install/dependencies.js

@@ -52,10 +52,11 @@ libsFoundInDir.forEach(lib => log.info('install', lib.opencvModule + ' : ' + lib
 const defines = libsFoundInDir
   .map(lib => `OPENCV4NODEJS_FOUND_LIBRARY_${lib.opencvModule.toUpperCase()}`)
 
-const explicitIncludeDir = resolvePath(process.env.OPENCV_INCLUDE_DIR)
-const includes = opencvBuild.isAutoBuildDisabled()
-  ? (explicitIncludeDir ? [explicitIncludeDir] : getDefaultIncludeDirs())
-  : [resolvePath(opencvBuild.opencvInclude), resolvePath(opencvBuild.opencv4Include)]
+// const explicitIncludeDir = resolvePath(process.env.OPENCV_INCLUDE_DIR)
+// const includes = opencvBuild.isAutoBuildDisabled()
+//   ? (explicitIncludeDir ? [explicitIncludeDir] : getDefaultIncludeDirs())
+//   : [resolvePath(opencvBuild.opencvInclude), resolvePath(opencvBuild.opencv4Include)]
+const includes = [resolvePath(opencvBuild.opencvInclude), resolvePath(opencvBuild.opencv4Include)]
 
 const libs = opencvBuild.isWin()
   ? libsFoundInDir.map(lib => resolvePath(lib.libPath))

install/install.js

@@ -0,0 +1,70 @@
+const opencvBuild = require(`@nut-tree/opencv-build-${process.platform}`)
+const fs = require('fs')
+const log = require('npmlog')
+const { exec } = require("child_process");
+const { resolvePath } = require('../lib/commons')
+
+opencvBuild.applyEnvsFromPackageJson()
+
+const libDir = resolvePath(opencvBuild.opencvLibDir);
+
+log.info('install', 'using lib dir: ' + libDir)
+
+if (!fs.existsSync(libDir)) {
+  throw new Error('library dir does not exist: ' + libDir)
+}
+
+const libsFoundInDir = opencvBuild
+  .getLibs(libDir)
+  .filter(lib => lib.libPath)
+
+if (!libsFoundInDir.length) {
+  throw new Error('no OpenCV libraries found in lib dir: ' + libDir)
+}
+
+log.info('install', 'found the following libs:')
+libsFoundInDir.forEach(lib => log.info('install', lib.opencvModule + ' : ' + lib.libPath))
+
+const defines = libsFoundInDir
+  .map(lib => `OPENCV4NODEJS_FOUND_LIBRARY_${lib.opencvModule.toUpperCase()}`)
+
+const includes = [resolvePath(opencvBuild.opencvInclude), resolvePath(opencvBuild.opencv4Include)]
+
+const libs = opencvBuild.isWin()
+  ? libsFoundInDir.map(lib => resolvePath(lib.libPath))
+  // dynamically link libs if not on windows
+  : ['-L' + libDir]
+      .concat(libsFoundInDir.map(lib => '-lopencv_' + lib.opencvModule))
+      .concat('-Wl,-rpath,' + libDir)
+
+console.log()
+log.info('install', 'setting the following defines:')
+defines.forEach(def => log.info('defines', def))
+console.log()
+log.info('install', 'setting the following includes:')
+includes.forEach(inc => log.info('includes', inc))
+console.log()
+log.info('install', 'setting the following libs:')
+libs.forEach(lib => log.info('libs', lib))
+
+process.env['OPENCV4NODEJS_DEFINES'] = defines.join('\n')
+process.env['OPENCV4NODEJS_INCLUDES'] = includes.join('\n')
+process.env['OPENCV4NODEJS_LIBRARIES'] = libs.join('\n')
+
+const UPLOAD_TOKEN_KEY = 'GITHUB_TOKEN';
+const uploadToken = process.env[UPLOAD_TOKEN_KEY];
+
+if (!uploadToken) {
+  throw new Error(`Missing upload token at env ${UPLOAD_TOKEN_KEY}`)
+}
+
+const prebuildCmd = `prebuild -u ${uploadToken} --include-regex "\.(node|a|so|dylib|lib|dll).*$"`
+log.info('install', `Running prebuild`)
+const child = exec(prebuildCmd, {
+    maxBuffer: 1024 * 1024 * 10
+}, function(err, stdout, stderr) {
+  const _err = err || stderr
+  if (_err) log.error(_err)
+})
+child.stdout.pipe(process.stdout)
+child.stderr.pipe(process.stderr)