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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| /* | ||
| Licensed to the Apache Software Foundation (ASF) under one | ||
| or more contributor license agreements. See the NOTICE file | ||
| distributed with this work for additional information | ||
| regarding copyright ownership. The ASF licenses this file | ||
| to you under the Apache License, Version 2.0 (the | ||
| "License"); you may not use this file except in compliance | ||
| with the License. You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, | ||
| software distributed under the License is distributed on an | ||
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| KIND, either express or implied. See the License for the | ||
| specific language governing permissions and limitations | ||
| under the License. | ||
| */ | ||
|
|
||
| import java.util.regex.Pattern | ||
| import groovy.swing.SwingBuilder | ||
|
|
||
| String doEnsureValueExists(filePath, props, key) { | ||
| if (props.get(key) == null) { | ||
| throw new GradleException(filePath + ': Missing key required "' + key + '"') | ||
| } | ||
| return props.get(key) | ||
| } | ||
|
|
||
| String doGetProjectTarget() { | ||
| def props = new Properties() | ||
| file('project.properties').withReader { reader -> | ||
| props.load(reader) | ||
| } | ||
| return doEnsureValueExists('project.properties', props, 'target') | ||
| } | ||
|
|
||
| String[] getAvailableBuildTools() { | ||
| def buildToolsDir = new File(getAndroidSdkDir(), "build-tools") | ||
| buildToolsDir.list() | ||
| .findAll { it ==~ /[0-9.]+/ } | ||
| .sort { a, b -> compareVersions(b, a) } | ||
| } | ||
|
|
||
| String doFindLatestInstalledBuildTools(String minBuildToolsVersion) { | ||
| def availableBuildToolsVersions | ||
| try { | ||
| availableBuildToolsVersions = getAvailableBuildTools() | ||
| } catch (e) { | ||
| println "An exception occurred while trying to find the Android build tools." | ||
| throw e | ||
| } | ||
| if (availableBuildToolsVersions.length > 0) { | ||
| def highestBuildToolsVersion = availableBuildToolsVersions[0] | ||
| if (compareVersions(highestBuildToolsVersion, minBuildToolsVersion) < 0) { | ||
| throw new RuntimeException( | ||
| "No usable Android build tools found. Highest installed version is " + | ||
| highestBuildToolsVersion + "; minimum version required is " + | ||
| minBuildToolsVersion + ".") | ||
| } | ||
| highestBuildToolsVersion | ||
| } else { | ||
| throw new RuntimeException( | ||
| "No installed build tools found. Please install the Android build tools version " + | ||
| minBuildToolsVersion + " or higher.") | ||
| } | ||
| } | ||
|
|
||
| // Return the first non-zero result of subtracting version list elements | ||
| // pairwise. If they are all identical, return the difference in length of | ||
| // the two lists. | ||
| int compareVersionList(Collection aParts, Collection bParts) { | ||
| def pairs = ([aParts, bParts]).transpose() | ||
| pairs.findResult(aParts.size()-bParts.size()) {it[0] - it[1] != 0 ? it[0] - it[1] : null} | ||
| } | ||
|
|
||
| // Compare two version strings, such as "19.0.0" and "18.1.1.0". If all matched | ||
| // elements are identical, the longer version is the largest by this method. | ||
| // Examples: | ||
| // "19.0.0" > "19" | ||
| // "19.0.1" > "19.0.0" | ||
| // "19.1.0" > "19.0.1" | ||
| // "19" > "18.999.999" | ||
| int compareVersions(String a, String b) { | ||
| def aParts = a.tokenize('.').collect {it.toInteger()} | ||
| def bParts = b.tokenize('.').collect {it.toInteger()} | ||
| compareVersionList(aParts, bParts) | ||
| } | ||
|
|
||
| String getAndroidSdkDir() { | ||
| def rootDir = project.rootDir | ||
| def androidSdkDir = null | ||
| String envVar = System.getenv("ANDROID_HOME") | ||
| def localProperties = new File(rootDir, 'local.properties') | ||
| String systemProperty = System.getProperty("android.home") | ||
| if (envVar != null) { | ||
| androidSdkDir = envVar | ||
| } else if (localProperties.exists()) { | ||
| Properties properties = new Properties() | ||
| localProperties.withInputStream { instr -> | ||
| properties.load(instr) | ||
| } | ||
| def sdkDirProp = properties.getProperty('sdk.dir') | ||
| if (sdkDirProp != null) { | ||
| androidSdkDir = sdkDirProp | ||
| } else { | ||
| sdkDirProp = properties.getProperty('android.dir') | ||
| if (sdkDirProp != null) { | ||
| androidSdkDir = (new File(rootDir, sdkDirProp)).getAbsolutePath() | ||
| } | ||
| } | ||
| } | ||
| if (androidSdkDir == null && systemProperty != null) { | ||
| androidSdkDir = systemProperty | ||
| } | ||
| if (androidSdkDir == null) { | ||
| throw new RuntimeException( | ||
| "Unable to determine Android SDK directory.") | ||
| } | ||
| androidSdkDir | ||
| } | ||
|
|
||
| def doExtractIntFromManifest(name) { | ||
| def manifestFile = file(android.sourceSets.main.manifest.srcFile) | ||
| def pattern = Pattern.compile(name + "=\"(\\d+)\"") | ||
| def matcher = pattern.matcher(manifestFile.getText()) | ||
| matcher.find() | ||
| return Integer.parseInt(matcher.group(1)) | ||
| } | ||
|
|
||
| def doPromptForPassword(msg) { | ||
| if (System.console() == null) { | ||
| def ret = null | ||
| new SwingBuilder().edt { | ||
| dialog(modal: true, title: 'Enter password', alwaysOnTop: true, resizable: false, locationRelativeTo: null, pack: true, show: true) { | ||
| vbox { | ||
| label(text: msg) | ||
| def input = passwordField() | ||
| button(defaultButton: true, text: 'OK', actionPerformed: { | ||
| ret = input.password; | ||
| dispose(); | ||
| }) | ||
| } | ||
| } | ||
| } | ||
| if (!ret) { | ||
| throw new GradleException('User canceled build') | ||
| } | ||
| return new String(ret) | ||
| } else { | ||
| return System.console().readPassword('\n' + msg); | ||
| } | ||
| } | ||
|
|
||
| // Properties exported here are visible to all plugins. | ||
| ext { | ||
| // These helpers are shared, but are not guaranteed to be stable / unchanged. | ||
| privateHelpers = {} | ||
| privateHelpers.getProjectTarget = { doGetProjectTarget() } | ||
| privateHelpers.findLatestInstalledBuildTools = { doFindLatestInstalledBuildTools('19.1.0') } | ||
| privateHelpers.extractIntFromManifest = { name -> doExtractIntFromManifest(name) } | ||
| privateHelpers.promptForPassword = { msg -> doPromptForPassword(msg) } | ||
| privateHelpers.ensureValueExists = { filePath, props, key -> doEnsureValueExists(filePath, props, key) } | ||
| } | ||
|
|
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