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manifest-generator.js
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manifest-generator.js
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var Addon = require('ember-cli/lib/models/addon');
var objectAssign = require('object-assign');
var findHost = require('./utils/find-host');
/**
* A simple base class for other addons to extend when they want to generate an
* Asset Manifest.
*
* @class ManifestGenerator
* @extends EmberCliAddon
*/
var ManifestGenerator = Addon.extend({
/**
* Insert a meta tag to hold the manifest in the DOM. We won't insert the
* manifest until after postprocessing so the content is a placeholder value.
*/
contentFor: function(type, config) {
var app = findHost(this);
var options = app && app.options && app.options.assetLoader;
if (type === 'head-footer' && !(options && options.noManifest)) {
var metaName = config.modulePrefix + '/config/asset-manifest';
return '<meta name="' + metaName + '" content="%GENERATED_ASSET_MANIFEST%" />';
}
},
/**
* Generate an Asset Manifest from the "all" post-processing tree with any
* specified manifestOptions.
*/
postprocessTree: function(type, tree) {
if (type !== 'all') { return tree; }
var app = findHost(this);
var options = app && app.options;
var assetLoaderOptions = (options && options.assetLoader) || {};
if (assetLoaderOptions.noManifest) {
return tree;
}
var filesToIgnore = (this.manifestOptions && this.manifestOptions.filesToIgnore || []).concat(assetLoaderOptions.filesToIgnore || []);
var manifestOptions = objectAssign({
appName: app.name
}, this.manifestOptions, assetLoaderOptions, { filesToIgnore });
var generateAssetManifest = require('./generate-asset-manifest'); // eslint-disable-line global-require
var treeWithManifest = generateAssetManifest(tree, manifestOptions);
var indexName = options.outputPaths.app.html;
var insertAssetManifest = require('./insert-asset-manifest'); // eslint-disable-line global-require
var treeWithInsertedManifest = insertAssetManifest(treeWithManifest, { indexName: indexName });
return treeWithInsertedManifest;
}
});
module.exports = ManifestGenerator;