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Add a singlefile target to build one concatenated file

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This commit is contained in:
Gregory Jordan 2013-12-19 08:18:47 -07:00
parent f2b717c637
commit 1838ec0427
2 changed files with 64 additions and 9 deletions
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65
make.js
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@ -52,7 +52,8 @@ var DEFINES = {
FIREFOX: false,
MOZCENTRAL: false,
B2G: false,
CHROME: false
CHROME: false,
SINGLE_FILE: false
};
//
@ -273,23 +274,22 @@ target.bundle = function(args) {
if (!test('-d', BUILD_DIR))
mkdir(BUILD_DIR);
var MAIN_SRC_FILES = [
var SHARED_SRC_FILES = [
'shared/util.js',
'shared/colorspace.js',
'shared/pattern.js',
'shared/function.js',
'shared/annotation.js',
];
var MAIN_SRC_FILES = SHARED_SRC_FILES.concat([
'display/api.js',
'display/metadata.js',
'display/canvas.js',
'display/font_loader.js'
];
]);
var WORKER_SRC_FILES = [
'shared/util.js',
'shared/pattern.js',
'shared/function.js',
'shared/annotation.js',
'core/network.js',
'core/chunked_stream.js',
'core/pdf_manager.js',
@ -297,7 +297,6 @@ target.bundle = function(args) {
'core/obj.js',
'core/charsets.js',
'core/cidmaps.js',
'shared/colorspace.js',
'core/crypto.js',
'core/evaluator.js',
'core/fonts.js',
@ -314,6 +313,12 @@ target.bundle = function(args) {
'core/cmap.js'
];
if (!defines.SINGLE_FILE) {
// We want shared_src_files in both pdf.js and pdf.worker.js
// unless it's being built in singlefile mode.
WORKER_SRC_FILES = SHARED_SRC_FILES.concat(WORKER_SRC_FILES);
}
var EXT_SRC_FILES = [
'../external/jpgjs/jpg.js'
];
@ -328,6 +333,50 @@ target.bundle = function(args) {
rm(srcCopy);
};
//
// make singlefile
// Concatenates pdf.js and pdf.worker.js into one big pdf.combined.js, and
// flags the script loader to not attempt to load the separate worker JS file.
//
target.singlefile = function() {
cd(ROOT_DIR);
echo();
echo('### Creating singlefile build');
var SINGLE_FILE_DIR = BUILD_DIR + '/singlefile/';
var SINGLE_FILE_TARGET = BUILD_DIR + 'pdf.combined.js';
var defines = builder.merge(DEFINES, {SINGLE_FILE: true});
target.bundle({defines: defines});
cd(ROOT_DIR);
rm('-rf', SINGLE_FILE_DIR);
mkdir('-p', SINGLE_FILE_DIR);
mkdir('-p', SINGLE_FILE_DIR + BUILD_DIR);
var setup = {
defines: defines,
copy: [],
preprocess: [
[BUILD_TARGETS, SINGLE_FILE_DIR + BUILD_DIR]
]
};
builder.build(setup);
cd(SINGLE_FILE_DIR);
echo();
echo('### Concatenating pdf.js and pdf.worker.js into pdf.combined.js');
var pdfJs = cat(BUILD_TARGET);
pdfJs += cat(BUILD_WORKER_TARGET);
pdfJs.to(SINGLE_FILE_TARGET);
rm(BUILD_TARGET);
rm(BUILD_WORKER_TARGET);
};
function cleanupJSSource(file) {
var content = cat(file);

8
src/display/api.js
View File

@ -545,6 +545,7 @@ var WorkerTransport = (function WorkerTransportClosure() {
// all requirements to run parts of pdf.js in a web worker.
// Right now, the requirement is, that an Uint8Array is still an Uint8Array
// as it arrives on the worker. Chrome added this with version 15.
//#if !SINGLE_FILE
if (!globalScope.PDFJS.disableWorker && typeof Worker !== 'undefined') {
var workerSrc = PDFJS.workerSrc;
if (!workerSrc) {
@ -591,6 +592,7 @@ var WorkerTransport = (function WorkerTransportClosure() {
info('The worker has been disabled.');
}
}
//#endif
// Either workers are disabled, not supported or have thrown an exception.
// Thus, we fallback to a faked worker.
globalScope.PDFJS.disableWorker = true;
@ -619,7 +621,11 @@ var WorkerTransport = (function WorkerTransportClosure() {
// pdf.worker.js file is needed.
//#if !PRODUCTION
Util.loadScript(PDFJS.workerSrc);
//#else
//#endif
//#if PRODUCTION && SINGLE_FILE
// PDFJS.fakeWorkerFilesLoadedPromise.resolve();
//#endif
//#if PRODUCTION && !SINGLE_FILE
// Util.loadScript(PDFJS.workerSrc, function() {
// PDFJS.fakeWorkerFilesLoadedPromise.resolve();
// });