diff options
Diffstat (limited to 'juick-core/src/main/java/com/juick')
| -rw-r--r-- | juick-core/src/main/java/com/juick/util/MessageUtils.java | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/juick-core/src/main/java/com/juick/util/MessageUtils.java b/juick-core/src/main/java/com/juick/util/MessageUtils.java new file mode 100644 index 00000000..12ae71c1 --- /dev/null +++ b/juick-core/src/main/java/com/juick/util/MessageUtils.java @@ -0,0 +1,119 @@ +package com.juick.util; + +import java.util.regex.Matcher; +import java.util.regex.Pattern; + +/** + * Created by aalexeev on 11/13/16. + */ +public class MessageUtils { + private MessageUtils() { + throw new IllegalStateException(); + } + + public static String formatQuote(final String quote) { + String result = quote; + + if (quote != null) { + if (quote.length() > 50) { + result = ">" + quote.substring(0, 47).replace('\n', ' ') + "...\n"; + } else if (!quote.isEmpty()) { + result = ">" + quote.replace('\n', ' ') + "\n"; + } + } + + return result; + } + private static Pattern regexLinks2 = Pattern.compile("((?<=\\s)|(?<=\\A))([\\[\\{]|<)((?:ht|f)tps?://(?:www\\.)?([^\\/\\s\\\"\\)\\!]+)/?(?:[^\\]\\}](?<!>))*)([\\]\\}]|>)"); + + public static String formatMessageCode(String msg) { + msg = msg.replaceAll("&", "&"); + msg = msg.replaceAll("<", "<"); + msg = msg.replaceAll(">", ">"); + + // http://juick.com/last?page=2 + // <a href="http://juick.com/last?page=2" rel="nofollow">http://juick.com/last?page=2</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))((?:ht|f)tps?://(?:www\\.)?([^\\/\\s\\n\\\"]+)/?[^\\s\\n\\\"]*)", "$1<a href=\"$2\" rel=\"nofollow\">$2</a>"); + + // (http://juick.com/last?page=2) + // (<a href="http://juick.com/last?page=2" rel="nofollow">http://juick.com/last?page=2</a>) + Matcher m = regexLinks2.matcher(msg); + StringBuffer sb = new StringBuffer(); + while (m.find()) { + String url = m.group(3).replace(" ", "%20").replaceAll("\\s+", ""); + m.appendReplacement(sb, "$1$2<a href=\"" + url + "\" rel=\"nofollow\">" + url + "</a>$5"); + } + m.appendTail(sb); + msg = sb.toString(); + + return "<pre>" + msg + "</pre>"; + } + public static String formatMessage(String msg) { + msg = msg.replaceAll("&", "&"); + msg = msg.replaceAll("<", "<"); + msg = msg.replaceAll(">", ">"); + + // -- + // — + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))\\-\\-?((?=\\s)|(?=\\Z))", "$1—$2"); + + // http://juick.com/last?page=2 + // <a href="http://juick.com/last?page=2" rel="nofollow">juick.com</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))((?:ht|f)tps?://(?:www\\.)?([^\\/\\s\\n\\\"]+)/?[^\\s\\n\\\"]*)", "$1<a href=\"$2\" rel=\"nofollow\">$3</a>"); + + // [link text][http://juick.com/last?page=2] + // <a href="http://juick.com/last?page=2" rel="nofollow">link text</a> + msg = msg.replaceAll("\\[([^\\]]+)\\]\\[((?:ht|f)tps?://[^\\]]+)\\]", "<a href=\"$2\" rel=\"nofollow\">$1</a>"); + msg = msg.replaceAll("\\[([^\\]]+)\\]\\(((?:ht|f)tps?://[^\\)]+)\\)", "<a href=\"$2\" rel=\"nofollow\">$1</a>"); + + // #12345 + // <a href="http://juick.com/12345">#12345</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))#(\\d+)((?=\\s)|(?=\\Z)|(?=\\))|(?=\\.)|(?=\\,))", "$1<a href=\"http://juick.com/$2\">#$2</a>$3"); + + // #12345/65 + // <a href="http://juick.com/12345#65">#12345/65</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))#(\\d+)/(\\d+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2#$3\">#$2/$3</a>$4"); + + // *bold* + // <b>bold</b> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))\\*([^\\*\\n<>]+)\\*((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<b>$2</b>$3"); + + // /italic/ + // <i>italic</i> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))/([^\\/\\n<>]+)/((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<i>$2</i>$3"); + + // _underline_ + // <span class="u">underline</span> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))_([^\\_\\n<>]+)_((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<span class=\"u\">$2</span>$3"); + + // /12 + // <a href="#12">/12</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))\\/(\\d+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"#$2\">/$2</a>$3"); + + // @username@jabber.org + // <a href="http://juick.com/username@jabber.org/">@username@jabber.org</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))@([\\w\\-\\.]+@[\\w\\-\\.]+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2/\">@$2</a>$3"); + + // @username + // <a href="http://juick.com/username/">@username</a> + msg = msg.replaceAll("((?<=\\s)|(?<=\\A))@([\\w\\-]{2,16})((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2/\">@$2</a>$3"); + + // (http://juick.com/last?page=2) + // (<a href="http://juick.com/last?page=2" rel="nofollow">juick.com</a>) + Matcher m = regexLinks2.matcher(msg); + StringBuffer sb = new StringBuffer(); + while (m.find()) { + String url = m.group(3).replace(" ", "%20").replaceAll("\\s+", ""); + m.appendReplacement(sb, "$1$2<a href=\"" + url + "\" rel=\"nofollow\">$4</a>$5"); + } + m.appendTail(sb); + msg = sb.toString(); + + // > citate + msg = msg.replaceAll("(?:(?<=\\n)|(?<=\\A))> *(.*)?(\\n|(?=\\Z))", "<q>$1</q>"); + msg = msg.replaceAll("</q><q>", "\n"); + + msg = msg.replaceAll("\n", "<br/>\n"); + return msg; + } +} |