/*
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* Copyright 2011 gitblit.com.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.gitblit;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.FileReader;
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import java.text.MessageFormat;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Vector;
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public class BuildWebXml {
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private static final String PARAMS = "<!-- PARAMS -->";
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private static final String[] STRIP_TOKENS = { "<!-- STRIP", "STRIP -->" };
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private static final String COMMENT_PATTERN = "\n\t<!-- {0} -->";
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private static final String PARAM_PATTERN = "\n\t<context-param>\n\t\t<param-name>{0}</param-name>\n\t\t<param-value>{1}</param-value>\n\t</context-param>\n";
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public static void main(String[] args) throws Exception {
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// Read the current Gitblit properties
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BufferedReader propertiesReader = new BufferedReader(new FileReader(new File(
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"distrib/gitblit.properties")));
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Vector<Setting> settings = new Vector<Setting>();
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List<String> comments = new ArrayList<String>();
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String line = null;
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while ((line = propertiesReader.readLine()) != null) {
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if (line.length() == 0) {
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comments.clear();
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} else {
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if (line.charAt(0) == '#') {
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if (line.length() > 1) {
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comments.add(line.substring(1).trim());
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}
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} else {
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String[] kvp = line.split("=", 2);
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String key = kvp[0].trim();
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if (!skipKey(key)) {
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Setting s = new Setting(key, kvp[1].trim(), comments);
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settings.add(s);
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}
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comments.clear();
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}
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}
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}
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propertiesReader.close();
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StringBuilder parameters = new StringBuilder();
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for (Setting setting : settings) {
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for (String comment : setting.comments) {
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parameters.append(MessageFormat.format(COMMENT_PATTERN, comment));
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}
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parameters.append(MessageFormat.format(PARAM_PATTERN, setting.name, setting.value));
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}
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// Read the prototype web.xml file
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File webxml = new File("src/WEB-INF/web.xml");
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char[] buffer = new char[(int) webxml.length()];
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FileReader webxmlReader = new FileReader(webxml);
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webxmlReader.read(buffer);
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webxmlReader.close();
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String webXmlContent = new String(buffer);
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// Insert the Gitblit properties into the prototype web.xml
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for (String stripToken : STRIP_TOKENS) {
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webXmlContent = webXmlContent.replace(stripToken, "");
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}
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int idx = webXmlContent.indexOf(PARAMS);
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StringBuilder sb = new StringBuilder();
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sb.append(webXmlContent.substring(0, idx));
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sb.append(parameters.toString());
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sb.append(webXmlContent.substring(idx + PARAMS.length()));
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// Save the merged web.xml to the war build folder
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FileOutputStream os = new FileOutputStream(new File("war/WEB-INF/web.xml"), false);
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os.write(sb.toString().getBytes());
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os.close();
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}
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private static boolean skipKey(String key) {
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return key.startsWith(Keys.server._ROOT);
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}
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private static class Setting {
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final String name;
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final String value;
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final List<String> comments;
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Setting(String name, String value, List<String> comments) {
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this.name = name;
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this.value = value;
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this.comments = new ArrayList<String>(comments);
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}
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}
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}
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