64 lines
2.0 KiB
JavaScript
64 lines
2.0 KiB
JavaScript
var pathJoin = require("./PathJoin");
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var querystring = require("querystring");
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var urlParse = require("url").parse;
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function getFilenameFromUrl(publicPath, outputPath, url) {
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var filename;
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// localPrefix is the folder our bundle should be in
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var localPrefix = urlParse(publicPath || "/", false, true);
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var urlObject = urlParse(url);
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// publicPath has the hostname that is not the same as request url's, should fail
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if(localPrefix.hostname !== null && urlObject.hostname !== null &&
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localPrefix.hostname !== urlObject.hostname) {
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return false;
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}
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// publicPath is not in url, so it should fail
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if(publicPath && localPrefix.hostname === urlObject.hostname && url.indexOf(publicPath) !== 0) {
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return false;
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}
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// strip localPrefix from the start of url
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if(urlObject.pathname.indexOf(localPrefix.pathname) === 0) {
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filename = urlObject.pathname.substr(localPrefix.pathname.length);
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}
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if(!urlObject.hostname && localPrefix.hostname &&
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url.indexOf(localPrefix.path) !== 0) {
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return false;
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}
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// and if not match, use outputPath as filename
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return querystring.unescape(filename ? pathJoin(outputPath, filename) : outputPath);
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}
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// support for multi-compiler configuration
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// see: https://github.com/webpack/webpack-dev-server/issues/641
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function getPaths(publicPath, compiler, url) {
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var compilers = compiler && compiler.compilers;
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if(Array.isArray(compilers)) {
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var compilerPublicPath;
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for(var i = 0; i < compilers.length; i++) {
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compilerPublicPath = compilers[i].options
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&& compilers[i].options.output
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&& compilers[i].options.output.publicPath;
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if(url.indexOf(compilerPublicPath) === 0) {
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return {
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publicPath: compilerPublicPath,
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outputPath: compilers[i].outputPath
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};
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}
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}
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}
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return {
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publicPath: publicPath,
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outputPath: compiler.outputPath
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};
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}
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module.exports = function(publicPath, compiler, url) {
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var paths = getPaths(publicPath, compiler, url);
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return getFilenameFromUrl(paths.publicPath, paths.outputPath, url);
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};
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