[Pkg-javascript-commits] [pdf.js] 01/161: Adds make minified command

[David Prévot]

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taffit pushed a commit to branch master
in repository pdf.js.

commit 2b298a7a34e941ac414ce9c570f31869d96ef851
Author: Yury Delendik <ydelendik at mozilla.com>
Date:   Fri Jan 17 10:50:54 2014 -0600

    Adds make minified command
---
 make.js                          | 79 ++++++++++++++++++++++++++++++++++++++++
 web/viewer-snippet-minified.html |  3 ++
 web/viewer.html                  |  8 +++-
 3 files changed, 88 insertions(+), 2 deletions(-)

diff --git a/make.js b/make.js
index f20ec66..065a679 100644
--- a/make.js
+++ b/make.js
@@ -38,6 +38,7 @@ var ROOT_DIR = __dirname + '/', // absolute path to project's root
     LOCALE_SRC_DIR = 'l10n/',
     GH_PAGES_DIR = BUILD_DIR + 'gh-pages/',
     GENERIC_DIR = BUILD_DIR + 'generic/',
+    MINIFIED_DIR = BUILD_DIR + 'minified/',
     REPO = 'git at github.com:mozilla/pdf.js.git',
     PYTHON_BIN = 'python2.7',
     MOZCENTRAL_PREF_PREFIX = 'pdfjs',
@@ -53,6 +54,7 @@ var DEFINES = {
   MOZCENTRAL: false,
   B2G: false,
   CHROME: false,
+  MINIFIED: false,
   SINGLE_FILE: false
 };
 
@@ -390,6 +392,83 @@ function cleanupJSSource(file) {
   content.to(file);
 }
 
+//
+// make minified
+// Builds the minified production viewer that should be compatible with most
+// modern HTML5 browsers. Requires Google Closure Compiler.
+//
+target.minified = function() {
+  var compilerPath = process.env['CLOSURE_COMPILER'];
+  if (!compilerPath) {
+    echo('### Closure Compiler is not set. Specify CLOSURE_COMPILER variable');
+    exit(1);
+  }
+
+  target.bundle({});
+  target.locale();
+
+  cd(ROOT_DIR);
+  echo();
+  echo('### Creating minified viewer');
+
+  rm('-rf', MINIFIED_DIR);
+  mkdir('-p', MINIFIED_DIR);
+  mkdir('-p', MINIFIED_DIR + BUILD_DIR);
+  mkdir('-p', MINIFIED_DIR + '/web');
+
+  var defines = builder.merge(DEFINES, {GENERIC: true, MINIFIED: true});
+
+  var setup = {
+    defines: defines,
+    copy: [
+      [COMMON_WEB_FILES, MINIFIED_DIR + '/web'],
+      ['web/viewer.css', MINIFIED_DIR + '/web'],
+      ['web/compressed.tracemonkey-pldi-09.pdf', MINIFIED_DIR + '/web'],
+      ['web/locale', MINIFIED_DIR + '/web']
+    ],
+    preprocess: [
+      [BUILD_TARGETS, MINIFIED_DIR + BUILD_DIR],
+      [COMMON_WEB_FILES_PREPROCESS, MINIFIED_DIR + '/web']
+    ]
+  };
+  builder.build(setup);
+
+  var viewerFiles = [
+    'web/compatibility.js',
+    'external/webL10n/l10n.js',
+    MINIFIED_DIR + BUILD_DIR + 'pdf.js',
+    MINIFIED_DIR + '/web/viewer.js'
+  ];
+  var cmdPrefix = 'java -jar \"' + compilerPath + '\" ' +
+    '--language_in ECMASCRIPT5 ' +
+    '--warning_level QUIET ' +
+    '--compilation_level SIMPLE_OPTIMIZATIONS ';
+
+  echo();
+  echo('### Minifying js files');
+
+  exec(cmdPrefix + viewerFiles.map(function(s) {
+    return '--js \"' + s + '\"';
+  }).join(' ') +
+    ' --js_output_file \"' + MINIFIED_DIR + '/web/pdf.viewer.js\"');
+  exec(cmdPrefix + '--js \"' + MINIFIED_DIR + '/build/pdf.js' + '\" ' +
+    '--js_output_file \"' + MINIFIED_DIR + '/build/pdf.min.js' + '\"');
+  exec(cmdPrefix + '--js \"' + MINIFIED_DIR + '/build/pdf.worker.js' + '\" ' +
+    '--js_output_file \"' + MINIFIED_DIR + '/build/pdf.worker.min.js' + '\"');
+
+  echo();
+  echo('### Cleaning js files');
+
+  rm(MINIFIED_DIR + '/web/viewer.js');
+  rm(MINIFIED_DIR + '/web/debugger.js');
+  rm(MINIFIED_DIR + '/build/pdf.js');
+  rm(MINIFIED_DIR + '/build/pdf.worker.js');
+  mv(MINIFIED_DIR + '/build/pdf.min.js',
+     MINIFIED_DIR + '/build/pdf.js');
+  mv(MINIFIED_DIR + '/build/pdf.worker.min.js',
+     MINIFIED_DIR + '/build/pdf.worker.js');
+};
+
 ////////////////////////////////////////////////////////////////////////////////
 //
 // Extension stuff
diff --git a/web/viewer-snippet-minified.html b/web/viewer-snippet-minified.html
new file mode 100644
index 0000000..0d011d3
--- /dev/null
+++ b/web/viewer-snippet-minified.html
@@ -0,0 +1,3 @@
+<!-- This snippet is used in production, see Makefile -->
+<link rel="resource" type="application/l10n" href="locale/locale.properties"/>
+<script type="text/javascript" src="pdf.viewer.js"></script>
diff --git a/web/viewer.html b/web/viewer.html
index 5c9e8a8..ec887e8 100644
--- a/web/viewer.html
+++ b/web/viewer.html
@@ -35,7 +35,7 @@ limitations under the License.
     <link rel="resource" type="application/l10n" href="locale/locale.properties"/>
 <!--#endif-->
 
-<!--#if !(FIREFOX || MOZCENTRAL || CHROME)-->
+<!--#if !(FIREFOX || MOZCENTRAL || CHROME || MINIFIED)-->
     <script type="text/javascript" src="compatibility.js"></script>
 <!--#endif-->
 
@@ -56,7 +56,7 @@ limitations under the License.
     <script type="text/javascript">PDFJS.workerSrc = '../src/worker_loader.js';</script>
 <!--#endif-->
 
-<!--#if GENERIC -->
+<!--#if (GENERIC && !MINIFIED) -->
 <!--#include viewer-snippet.html-->
 <!--#endif-->
 
@@ -79,8 +79,12 @@ limitations under the License.
     <script type="text/javascript" src="hand_tool.js"></script>
 <!--#endif-->
 
+<!--#if !MINIFIED -->
     <script type="text/javascript" src="debugger.js"></script>
     <script type="text/javascript" src="viewer.js"></script>
+<!--#else-->
+<!--#include viewer-snippet-minified.html-->
+<!--#endif-->
 
   </head>
 

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