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docs(versions): provide version menu for navigating to versioned docs
Refs angular#918 provides version menu (with customizable min-version cutoff) that navigates to docs based on a simple string format. This approach was based on that provided in the base angular.js repo, and some of the code was ported from that repo.
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Adam Pearson
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Mar 13, 2015
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,205 @@ | ||
| 'use strict'; | ||
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| var fs = require('fs'); | ||
| var path = require('path'); | ||
| var shell = require('shelljs'); | ||
| var semver = require('semver'); | ||
| var _ = require('lodash'); | ||
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| var currentPackage, previousVersions, cdnVersion, gitRepoInfo; | ||
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| /** | ||
| * Load information about this project from the package.json | ||
| * @return {Object} The package information | ||
| */ | ||
| var getPackage = function() { | ||
| // Search up the folder hierarchy for the first package.json | ||
| var packageFolder = path.resolve('.'); | ||
| while (!fs.existsSync(path.join(packageFolder, 'package.json'))) { | ||
| var parent = path.dirname(packageFolder); | ||
| if (parent === packageFolder) { break; } | ||
| packageFolder = parent; | ||
| } | ||
| return JSON.parse(fs.readFileSync(path.join(packageFolder,'package.json'), 'UTF-8')); | ||
| }; | ||
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| /** | ||
| * Parse the github URL for useful information | ||
| * @return {Object} An object containing the github owner and repository name | ||
| */ | ||
| var getGitRepoInfo = function() { | ||
| var GITURL_REGEX = /^https:\/\/github.com\/([^\/]+)\/(.+).git$/; | ||
| var match = GITURL_REGEX.exec(currentPackage.repository.url); | ||
| var git = { | ||
| owner: match[1], | ||
| repo: match[2] | ||
| }; | ||
| return git; | ||
| }; | ||
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| /** | ||
| * Extract the code name from the tagged commit's message - it should contain the text of the form: | ||
| * "codename(some-code-name)" | ||
| * @param {String} tagName Name of the tag to look in for the codename | ||
| * @return {String} The codename if found, otherwise null/undefined | ||
| */ | ||
| var getCodeName = function(tagName) { | ||
| var gitCatOutput = shell.exec('git cat-file -p ' + tagName, {silent:true}).output; | ||
| var tagMessage = gitCatOutput.match(/^.*codename.*$/mg)[0]; | ||
| var codeName = tagMessage && tagMessage.match(/codename\((.*)\)/)[1]; | ||
| if (!codeName) { | ||
| throw new Error("Could not extract release code name. The message of tag " + tagName + | ||
| " must match '*codename(some release name)*'"); | ||
| } | ||
| return codeName; | ||
| }; | ||
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| /** | ||
| * Compute a build segment for the version, from the Jenkins build number and current commit SHA | ||
| * @return {String} The build segment of the version | ||
| */ | ||
| function getBuild() { | ||
| var hash = shell.exec('git rev-parse --short HEAD', {silent: true}).output.replace('\n', ''); | ||
| return 'sha.' + hash; | ||
| } | ||
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| /** | ||
| * If the current commit is tagged as a version get that version | ||
| * @return {SemVer} The version or null | ||
| */ | ||
| var getTaggedVersion = function() { | ||
| var gitTagResult = shell.exec('git describe --exact-match', {silent:true}); | ||
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| if (gitTagResult.code === 0) { | ||
| var tag = gitTagResult.output.trim(); | ||
| var version = semver.parse(tag); | ||
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| if (version && semver.satisfies(version, currentPackage.branchVersion)) { | ||
| version.codeName = getCodeName(tag); | ||
| version.full = version.version; | ||
| version.branch = 'v' + currentPackage.branchPattern.replace('*', 'x'); | ||
| return version; | ||
| } | ||
| } | ||
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| return null; | ||
| }; | ||
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| /** | ||
| * Get a collection of all the previous versions sorted by semantic version | ||
| * @return {Array.<SemVer>} The collection of previous versions | ||
| */ | ||
| var getPreviousVersions = function() { | ||
| // always use the remote tags as the local clone might | ||
| // not contain all commits when cloned with git clone --depth=... | ||
| // Needed e.g. for Travis | ||
| var repo_url = currentPackage.repository.url; | ||
| var tagResults = shell.exec('git ls-remote --tags ' + repo_url, | ||
| {silent: true}); | ||
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| // default document location template | ||
| var docDefaultUrlTemplate = 'http://code.angularjs.org/material/:version/docs'; | ||
| var docMinimumVersionRequirement = '>=0.8.0'; | ||
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| if (tagResults.code === 0) { | ||
| return _(tagResults.output.match(/v[0-9].*[0-9]$/mg)) | ||
| .map(function(tag) { | ||
| var version = semver.parse(tag); | ||
| return version; | ||
| }) | ||
| .filter() | ||
| .map(function(version) { | ||
| version.docsUrl = null; | ||
| if(semver.satisfies(version, docMinimumVersionRequirement)) { | ||
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| version.docsUrl = docDefaultUrlTemplate.replace(":version", version.version) | ||
| } | ||
| return version; | ||
| }) | ||
| .sort(semver.compare) | ||
| .value(); | ||
| } else { | ||
| return []; | ||
| } | ||
| }; | ||
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| var getCdnVersion = function() { | ||
| return _(previousVersions) | ||
| .filter(function(tag) { | ||
| return semver.satisfies(tag, currentPackage.branchVersion); | ||
| }) | ||
| .reverse() | ||
| .reduce(function(cdnVersion, version) { | ||
| if (!cdnVersion) { | ||
| // Note: need to use shell.exec and curl here | ||
| // as version-infos returns its result synchronously... | ||
| var cdnResult = shell.exec('curl https://ajax.googleapis.com/ajax/libs/angular_material/' + version + '/angular-material.min.js ' + | ||
| '--head --write-out "%{http_code}" -o /dev/null -silent', | ||
| {silent: true}); | ||
| if (cdnResult.code === 0) { | ||
| var statusCode = cdnResult.output.trim(); | ||
| if (statusCode === '200') { | ||
| cdnVersion = version; | ||
| } | ||
| } | ||
| } | ||
| return cdnVersion; | ||
| }, null); | ||
| }; | ||
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| /** | ||
| * Get the unstable snapshot version | ||
| * @return {SemVer} The snapshot version | ||
| */ | ||
| var getSnapshotVersion = function() { | ||
| var version = _(previousVersions) | ||
| .filter(function(tag) { | ||
| return semver.satisfies(tag, currentPackage.branchVersion); | ||
| }) | ||
| .last(); | ||
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| if (!version) { | ||
| // a snapshot version before the first tag on the branch | ||
| version = semver(currentPackage.branchPattern.replace('*','0-beta.1')); | ||
| } | ||
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| // We need to clone to ensure that we are not modifying another version | ||
| version = semver(version.raw); | ||
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| var jenkinsBuild = process.env.TRAVIS_BUILD_NUMBER || process.env.BUILD_NUMBER; | ||
| if (!version.prerelease || !version.prerelease.length) { | ||
| // last release was a non beta release. Increment the patch level to | ||
| // indicate the next release that we will be doing. | ||
| // E.g. last release was 1.3.0, then the snapshot will be | ||
| // 1.3.1-build.1, which is lesser than 1.3.1 accorind the semver! | ||
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| // If the last release was a beta release we don't update the | ||
| // beta number by purpose, as otherwise the semver comparison | ||
| // does not work any more when the next beta is released. | ||
| // E.g. don't generate 1.3.0-beta.2.build.1 | ||
| // as this is bigger than 1.3.0-beta.2 according to semver | ||
| version.patch++; | ||
| } | ||
| version.prerelease = jenkinsBuild ? ['build', jenkinsBuild] : ['local']; | ||
| version.build = getBuild(); | ||
| version.codeName = 'snapshot'; | ||
| version.isSnapshot = true; | ||
| version.format(); | ||
| version.full = version.version + '+' + version.build; | ||
| version.branch = 'master'; | ||
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| return version; | ||
| }; | ||
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| exports.currentPackage = currentPackage = getPackage(); | ||
| exports.gitRepoInfo = gitRepoInfo = getGitRepoInfo(); | ||
| exports.previousVersions = previousVersions = getPreviousVersions(); | ||
| exports.cdnVersion = cdnVersion = getCdnVersion(); | ||
| exports.currentVersion = getTaggedVersion() || getSnapshotVersion(); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| var versionConfig = require("../../../config/version-info") | ||
| module.exports = function versionConfigProcessor(log) { | ||
| return { | ||
| $runBefore: ['rendering-docs'], | ||
| $runAfter: ['indexPageProcessor'], | ||
| $process: process | ||
| }; | ||
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| function process(docs) { | ||
| docs.push({ | ||
| template: 'version-config.js', | ||
| outputPath: 'js/version-config.js', | ||
| versionConfig: versionConfig | ||
| }); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| DocsApp.constant('VERSIONCONFIG', {$ doc.versionConfig | json $}); |
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