com.silverware.ipdswizzler.EvernoteExporter.java Source code

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Here is the source code for com.silverware.ipdswizzler.EvernoteExporter.java

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/**
 * Copyright 2012 Google, Inc.
 * Licensed 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.
 **/
package com.silverware.ipdswizzler;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringReader;
import java.util.Iterator;

import org.apache.commons.lang3.StringEscapeUtils;

/*
    
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE en-export SYSTEM "http://xml.evernote.com/pub/evernote-export2.dtd">
 <en-export>
 <note>
 <title>Amiodarone</title>
 <content><![CDATA[<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE en-note SYSTEM "http://xml.evernote.com/pub/enml2.dtd"><en-note>Test Me<p/>Test Me2<p/></en-note>]]></content>
 <created>20120226T080000Z</created>
 <tag>medical</tag></note>
 </en-export>
    
 */
/**
 * Helper class to consume a BlackBerry Memo database and output an Evernote
 * import file called enex.
 */
public class EvernoteExporter {
    Memos memos;

    public EvernoteExporter(Memos theMemos) {
        this.memos = theMemos;
    }

    public void export(String exportFile) {
        PrintWriter printWriter = new PrintWriter(System.out);

        printWriter.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
        printWriter.println("<!DOCTYPE en-export SYSTEM \"http://xml.evernote.com/pub/evernote-export2.dtd\">");
        printWriter.println("<en-export>");

        int index = 0;
        for (Iterator<Memo> memoIterator = memos.getAll(); memoIterator.hasNext();) {
            Memo memo = memoIterator.next();
            printMemo(printWriter, memo, index++);
        }

        printWriter.println("</en-export>");

        printWriter.flush();
    }

    /**
     * Print a single memo.
     * 
     * @param printWriter
     * @param memo
     * @param index
     */
    private void printMemo(PrintWriter printWriter, Memo memo, int index) {
        printWriter.println("<note>");

        String title = memo.getTitle();
        String content = memo.getContent();
        String[] tags = memo.getTags();

        if (title != null) {
            printWriter.printf("<title>%s</title>\n", StringEscapeUtils.escapeHtml4(title), index);
        }

        printWriter.print(
                "<content><![CDATA[<?xml version=\"1.0\" encoding=\"UTF-8\"?><!DOCTYPE en-note SYSTEM \"http://xml.evernote.com/pub/enml2.dtd\"><en-note>");

        if (content != null) {
            printContentAsHtml(printWriter, content);
        }

        printWriter.println("</en-note>]]></content>");

        if (tags != null) {
            for (int tagIndex = 0; tagIndex < tags.length; tagIndex++) {
                printWriter.printf("<tag>%s</tag>\n", StringEscapeUtils.escapeHtml4(tags[tagIndex]));
            }
        }

        printWriter.println("</note>");
    }

    private void printContentAsHtml(PrintWriter printWriter, String content) {
        BufferedReader reader = new BufferedReader(new StringReader(content));
        try {
            for (String line = reader.readLine(); line != null; line = reader.readLine()) {
                printWriter.print(StringEscapeUtils.escapeHtml4(line));
                printWriter.print("<p/>");
            }
        } catch (IOException e) {
            // FIXME(ssilver): Do something with this.
            return;
        }
    }
}