mirror of
https://github.com/zen-browser/pdf.js.git
synced 2025-07-08 17:30:09 +02:00
Moves bundle target/task to gulpfile.js
This commit is contained in:
Yury Delendik
parent
55581b162e
commit
5568a19ee3
4 changed files with 332 additions and 218 deletions
290
gulpfile.js
290
gulpfile.js
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@ -22,11 +22,30 @@ var gulp = require('gulp');
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var gutil = require('gulp-util');
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var rimraf = require('rimraf');
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var stream = require('stream');
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var exec = require('child_process').exec;
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var streamqueue = require('streamqueue');
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var BUILD_DIR = 'build/';
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var L10N_DIR = 'l10n/';
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require('./make.js');
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var makeFile = require('./make.js');
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var stripCommentHeaders = makeFile.stripCommentHeaders;
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var builder = makeFile.builder;
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var CONFIG_FILE = 'pdfjs.config';
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var config = JSON.parse(fs.readFileSync(CONFIG_FILE).toString());
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var DEFINES = {
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PRODUCTION: true,
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// The main build targets:
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GENERIC: false,
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FIREFOX: false,
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MOZCENTRAL: false,
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CHROME: false,
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MINIFIED: false,
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SINGLE_FILE: false,
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COMPONENTS: false
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};
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function createStringSource(filename, content) {
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var source = stream.Readable({ objectMode: true });
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@ -42,6 +61,193 @@ function createStringSource(filename, content) {
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return source;
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}
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function stripUMDHeaders(content) {
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var reg = new RegExp(
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'if \\(typeof define === \'function\' && define.amd\\) \\{[^}]*' +
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'\\} else if \\(typeof exports !== \'undefined\'\\) \\{[^}]*' +
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'\\} else ', 'g');
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return content.replace(reg, '');
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}
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function bundle(filename, outfilename, pathPrefix, initFiles, amdName, defines,
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isMainFile, versionInfo) {
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// Reading UMD headers and building loading orders of modules. The
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// readDependencies returns AMD module names: removing 'pdfjs' prefix and
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// adding '.js' extensions to the name.
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var umd = require('./external/umdutils/verifier.js');
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initFiles = initFiles.map(function (p) { return pathPrefix + p; });
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var files = umd.readDependencies(initFiles).loadOrder.map(function (name) {
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return pathPrefix + name.replace(/^[\w\-]+\//, '') + '.js';
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});
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var crlfchecker = require('./external/crlfchecker/crlfchecker.js');
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crlfchecker.checkIfCrlfIsPresent(files);
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var bundleContent = files.map(function (file) {
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var content = fs.readFileSync(file);
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// Prepend a newline because stripCommentHeaders only strips comments that
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// follow a line feed. The file where bundleContent is inserted already
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// contains a license header, so the header of bundleContent can be removed.
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content = stripCommentHeaders('\n' + content);
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// Removes AMD and CommonJS branches from UMD headers.
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content = stripUMDHeaders(content);
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return content;
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}).join('');
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var jsName = amdName.replace(/[\-_\.\/]\w/g, function (all) {
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return all[1].toUpperCase();
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});
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// Avoiding double processing of the bundle file.
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var templateContent = fs.readFileSync(filename).toString();
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var tmpFile = outfilename + '.tmp';
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fs.writeFileSync(tmpFile, templateContent.replace(
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/\/\/#expand\s+__BUNDLE__\s*\n/, function (all) { return bundleContent; }));
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bundleContent = null;
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templateContent = null;
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// This just preprocesses the empty pdf.js file, we don't actually want to
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// preprocess everything yet since other build targets use this file.
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builder.preprocess(tmpFile, outfilename,
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builder.merge(defines, {
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BUNDLE_VERSION: versionInfo.version,
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BUNDLE_BUILD: versionInfo.commit,
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BUNDLE_AMD_NAME: amdName,
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BUNDLE_JS_NAME: jsName,
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MAIN_FILE: isMainFile
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}));
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fs.unlinkSync(tmpFile);
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}
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function createBundle(defines) {
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defines = defines || DEFINES;
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var versionJSON = JSON.parse(
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fs.readFileSync(BUILD_DIR + 'version.json').toString());
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console.log();
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console.log('### Bundling files into pdf.js');
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var mainFiles = [
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'display/global.js'
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];
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var workerFiles = [
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'core/worker.js'
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];
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var mainAMDName = 'pdfjs-dist/build/pdf';
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var workerAMDName = 'pdfjs-dist/build/pdf.worker';
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var mainOutputName = 'pdf.js';
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var workerOutputName = 'pdf.worker.js';
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// Extension does not need network.js file.
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if (!defines.FIREFOX && !defines.MOZCENTRAL) {
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workerFiles.push('core/network.js');
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}
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if (defines.SINGLE_FILE) {
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// In singlefile mode, all of the src files will be bundled into
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// the main pdf.js output.
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mainFiles = mainFiles.concat(workerFiles);
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workerFiles = null; // no need for worker file
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mainAMDName = 'pdfjs-dist/build/pdf.combined';
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workerAMDName = null;
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mainOutputName = 'pdf.combined.js';
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workerOutputName = null;
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}
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var state = 'mainfile';
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var source = stream.Readable({ objectMode: true });
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source._read = function () {
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var tmpFile;
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switch (state) {
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case 'mainfile':
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// 'buildnumber' shall create BUILD_DIR for us
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tmpFile = BUILD_DIR + '~' + mainOutputName + '.tmp';
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bundle('src/pdf.js', tmpFile, 'src/', mainFiles, mainAMDName,
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defines, true, versionJSON);
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this.push(new gutil.File({
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cwd: '',
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base: '',
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path: mainOutputName,
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contents: fs.readFileSync(tmpFile)
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}));
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fs.unlinkSync(tmpFile);
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state = workerFiles ? 'workerfile' : 'stop';
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break;
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case 'workerfile':
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// 'buildnumber' shall create BUILD_DIR for us
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tmpFile = BUILD_DIR + '~' + workerOutputName + '.tmp';
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bundle('src/pdf.js', tmpFile, 'src/', workerFiles, workerAMDName,
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defines, false, versionJSON);
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this.push(new gutil.File({
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cwd: '',
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base: '',
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path: workerOutputName,
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contents: fs.readFileSync(tmpFile)
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}));
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fs.unlinkSync(tmpFile);
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state = 'stop';
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break;
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case 'stop':
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this.push(null);
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break;
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}
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};
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return source;
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}
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function createWebBundle(defines) {
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var versionJSON = JSON.parse(
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fs.readFileSync(BUILD_DIR + 'version.json').toString());
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var template, files, outputName, amdName;
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if (defines.COMPONENTS) {
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amdName = 'pdfjs-dist/web/pdf_viewer';
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template = 'web/pdf_viewer.component.js';
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files = [
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'pdf_viewer.js',
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'pdf_history.js',
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'pdf_find_controller.js',
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'download_manager.js'
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];
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outputName = 'pdf_viewer.js';
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} else {
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amdName = 'pdfjs-dist/web/viewer';
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outputName = 'viewer.js';
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template = 'web/viewer.js';
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files = ['app.js'];
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if (defines.FIREFOX || defines.MOZCENTRAL) {
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files.push('firefoxcom.js');
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} else if (defines.CHROME) {
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files.push('chromecom.js', 'mozPrintCallback_polyfill.js');
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} else if (defines.GENERIC) {
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files.push('mozPrintCallback_polyfill.js');
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}
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}
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var source = stream.Readable({ objectMode: true });
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source._read = function () {
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// 'buildnumber' shall create BUILD_DIR for us
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var tmpFile = BUILD_DIR + '~' + outputName + '.tmp';
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bundle(template, tmpFile, 'web/', files, amdName, defines, false,
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versionJSON);
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this.push(new gutil.File({
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cwd: '',
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base: '',
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path: outputName,
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contents: fs.readFileSync(tmpFile)
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}));
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fs.unlinkSync(tmpFile);
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this.push(null);
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};
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return source;
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}
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gulp.task('default', function() {
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console.log('Available tasks:');
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var tasks = Object.keys(gulp.tasks);
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@ -51,6 +257,88 @@ gulp.task('default', function() {
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});
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});
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gulp.task('buildnumber', function (done) {
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console.log();
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console.log('### Getting extension build number');
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exec('git log --format=oneline ' + config.baseVersion + '..',
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function (err, stdout, stderr) {
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var buildNumber = 0;
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if (!err) {
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// Build number is the number of commits since base version
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buildNumber = stdout ? stdout.match(/\n/g).length : 0;
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}
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console.log('Extension build number: ' + buildNumber);
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var version = config.versionPrefix + buildNumber;
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exec('git log --format="%h" -n 1', function (err, stdout, stderr) {
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var buildCommit = '';
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if (!err) {
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buildCommit = stdout.replace('\n', '');
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}
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createStringSource('version.json', JSON.stringify({
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version: version,
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build: buildNumber,
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commit: buildCommit
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}, null, 2))
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.pipe(gulp.dest(BUILD_DIR))
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.on('end', done);
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});
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});
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});
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gulp.task('bundle-firefox', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {FIREFOX: true});
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return streamqueue({ objectMode: true },
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createBundle(defines), createWebBundle(defines))
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.pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-mozcentral', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {MOZCENTRAL: true});
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return streamqueue({ objectMode: true },
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createBundle(defines), createWebBundle(defines))
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.pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-chromium', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {CHROME: true});
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return streamqueue({ objectMode: true },
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createBundle(defines), createWebBundle(defines))
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.pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-singlefile', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {SINGLE_FILE: true});
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return createBundle(defines).pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-generic', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {GENERIC: true});
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return streamqueue({ objectMode: true },
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createBundle(), createWebBundle(defines))
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.pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-minified', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {MINIFIED: true, GENERIC: true});
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return streamqueue({ objectMode: true },
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createBundle(), createWebBundle(defines))
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.pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle-components', ['buildnumber'], function () {
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var defines = builder.merge(DEFINES, {COMPONENTS: true, GENERIC: true});
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return createWebBundle(defines).pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('bundle', ['buildnumber'], function () {
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return createBundle().pipe(gulp.dest(BUILD_DIR));
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});
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gulp.task('server', function (done) {
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console.log();
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console.log('### Starting local server');
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