Initial scripts commit

Author: jschlight

binding.gyp

@@ -2,38 +2,44 @@
   'targets': [
     {
       'target_name': 'node-native-ocr',
-      'cflags!': [ '-fno-exceptions' ],
-      'cflags_cc!': [ '-fno-exceptions' ],
-      'xcode_settings': { 'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
-        'CLANG_CXX_LIBRARY': 'libc++',
-        'MACOSX_DEPLOYMENT_TARGET': '10.7',
-      },
-      'msvs_settings': {
-        'VCCLCompilerTool': { 'ExceptionHandling': 1 },
-      },
       'sources': [
         'cc/node-native-ocr.cc',
         'cc/ocr.cc',
         'cc/recognize.cc'
       ],
       'include_dirs': [
-        '<!(node -p "require(\'node-addon-api\').include_dir")',
-
-        '<!@(pkg-config tesseract --cflags-only-I | sed s/-I//g)',
+        'tesseract/build/bin/include',
+        'leptonica/build/bin/include',
+        '<!(node -p "require(\'node-addon-api\').include_dir")'
       ],
-      'libraries': [
-        '<!@(pkg-config tesseract --libs)'
+      'conditions': [
+        [ "OS!='win'", {
+          'libraries': [
+            '../tesseract/build/bin/lib/libtesseract.a',
+            '../leptonica/build/bin/lib/libleptonica.a',
+            '../libjpeg/build/bin/lib/libjpeg.a'
+          ]
+        }],
+        [ "OS=='win'", {
+          'libraries': [
+            '../tesseract/build/bin/lib/tesseract41.lib',
+            '../leptonica/build/bin/lib/leptonica-1.80.0.lib',
+            '../libjpeg/build/bin/lib/libjpeg.lib'
+          ]
+        }]
       ],
       'dependencies': [],
       'cflags!': [ '-fno-exceptions' ],
       'cflags_cc!': [ '-fno-exceptions' ],
-      'xcode_settings': {
+      'xcode_settings': { 
         'GCC_ENABLE_CPP_EXCEPTIONS': 'YES',
         'CLANG_CXX_LIBRARY': 'libc++',
-        'MACOSX_DEPLOYMENT_TARGET': '10.7'
+        'MACOSX_DEPLOYMENT_TARGET': '10.9'
       },
       'msvs_settings': {
-        'VCCLCompilerTool': { 'ExceptionHandling': 1 },
+        'VCCLCompilerTool': { 
+          'ExceptionHandling': 1 
+        }
       }
     }
   ]

package-lock.json

@@ -24,7 +24,8 @@
   },
   "dependencies": {
     "babel-runtime": "^6.23.0",
-    "node-addon-api": "3.1.0"
+    "node-addon-api": "3.1.0",
+    "shelljs": "^0.8.4"
   },
   "scripts": {
     "build": "npm run build-cc && npm run build-js",

package.json

@@ -0,0 +1,120 @@
+var path = require('path');
+const { env } = require('process');
+var shell = require('shelljs');
+
+const commonEnvVariables = {
+  CMAKE_INSTALL_PREFIX: '${PWD}/bin',
+  BUILD_SHARED_LIBS: 'OFF',
+  CMAKE_POSITION_INDEPENDENT_CODE: 'ON',
+  CMAKE_MSVC_RUNTIME_LIBRARY: 'MultiThreaded',
+  CMAKE_POLICY_DEFAULT_CMP0091: 'NEW',
+  CMAKE_OSX_DEPLOYMENT_TARGET: '10.9'
+}
+
+const cmakeConfig = 'Release';
+
+if (!shell.which('git')) {
+  shell.echo('This script requires Git.');
+  shell.exit(1);
+}
+
+if (!shell.which('cmake')) {
+  shell.echo('This script requires CMake.');
+  shell.exit(1);
+}
+
+// ------ startup ------
+shell.echo('build-tesseract script start.');
+
+const homeDir = path.resolve(__dirname,'..');
+shell.cd(homeDir);
+shell.echo(`Working directory: ${homeDir}`);
+
+// ------ submodules ------
+shell.echo('Initializing Git submodules.');
+shell.exec('git submodule update --init');
+
+// ------ libraries ------
+buildLibjpeg ('libjpeg');
+buildLeptonica ('leptonica');
+buildTesseract ('tesseract');
+
+shell.echo('build-tesseract script end.');
+
+function buildLibjpeg (dirName) {
+  shell.echo('Building libjpeg.');
+
+  if(shell.test('-e', dirName)) {
+    shell.echo(`The ${dirName} directory already exists.`);
+  } else {
+    shell.exec(`git clone https://github.com/tamaskenez/libjpeg-cmake.git ${dirName}`);
+  }
+
+  runCMakeBuild (dirName, cmakeConfig);
+}
+
+function buildLeptonica (dirName) {
+  shell.echo('Building Leptonica.');
+
+  runCMakeBuild (dirName, cmakeConfig, {
+    SW_BUILD: 'OFF',
+    CMAKE_FIND_USE_CMAKE_SYSTEM_PATH: 'FALSE',
+    CMAKE_FIND_USE_SYSTEM_ENVIRONMENT_PATH: process.platform === 'darwin' ? 'FALSE' : 'TRUE',
+    CMAKE_PREFIX_PATH: '${PWD}/../../libjpeg/build',
+    CMAKE_INCLUDE_PATH: '${PWD}/../../libjpeg/build/bin/include',
+    CMAKE_LIBRARY_PATH: '${PWD}/../../libjpeg/build/bin/lib'
+  });
+}
+
+function buildTesseract (dirName) {
+  shell.echo('Building Tesseract.');
+
+  runCMakeBuild (dirName, cmakeConfig, {
+    STATIC: 'ON',
+    CPPAN_BUILD: 'OFF',
+    BUILD_TRAINING_TOOLS: 'OFF',
+    Leptonica_DIR: '../leptonica/build'
+  });
+}
+
+function runCMakeBuild (dirName, cmakeConfig, envVars) {
+  recreateAndEnterBuildDir(dirName);
+
+  let cmakeCmd = 'cmake';
+  cmakeCmd += formatEnvVars (envVars);
+  cmakeCmd += formatEnvVars (commonEnvVariables);
+  cmakeCmd += ' ..';
+
+  shell.echo(`Configuring a ${cmakeConfig} build.`)
+  shell.echo(cmakeCmd);
+  shell.exec(cmakeCmd);
+
+  shell.echo(`Creating a ${cmakeConfig} build.`)
+  shell.exec(`cmake --build . --config ${cmakeConfig}`);
+
+  shell.echo(`Installing a ${cmakeConfig} build.`)
+  shell.exec('cmake --install .');
+
+  leaveBuildDir();
+}
+
+function recreateAndEnterBuildDir (dirName) {
+  shell.pushd('-q', dirName);
+  shell.rm('-rf','build');
+  shell.mkdir('build');
+  shell.pushd('-q', 'build');
+}
+
+function leaveBuildDir() {
+  shell.popd('-q');
+  shell.popd('-q');
+}
+
+function formatEnvVars (envVars) {
+  const continuation = process.platform === 'win32' ? '' : ' \\\n';
+  let args = '';
+  for (key in envVars) {
+    args += ` -D${key}=${envVars[key]}${continuation}`;
+  }
+  return args;
+}