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package com.oliveira.bubble; /* www .j a v a 2 s . co m*/ import java.util.regex.*; public class Regex { private static final String UNICODE_SPACES = "[" + "\\u0009-\\u000d" + // # White_Space # Cc [5] <control-0009>..<control-000D> "\\u0020" + // White_Space # Zs SPACE "\\u0085" + // White_Space # Cc <control-0085> "\\u00a0" + // White_Space # Zs NO-BREAK SPACE "\\u1680" + // White_Space # Zs OGHAM SPACE MARK "\\u180E" + // White_Space # Zs MONGOLIAN VOWEL SEPARATOR "\\u2000-\\u200a" + // # White_Space # Zs [11] EN QUAD..HAIR SPACE "\\u2028" + // White_Space # Zl LINE SEPARATOR "\\u2029" + // White_Space # Zp PARAGRAPH SEPARATOR "\\u202F" + // White_Space # Zs NARROW NO-BREAK SPACE "\\u205F" + // White_Space # Zs MEDIUM MATHEMATICAL SPACE "\\u3000" + // White_Space # Zs IDEOGRAPHIC SPACE "]"; private static String LATIN_ACCENTS_CHARS = "\\u00c0-\\u00d6\\u00d8-\\u00f6\\u00f8-\\u00ff" + // Latin-1 "\\u0100-\\u024f" + // Latin Extended A and B "\\u0253\\u0254\\u0256\\u0257\\u0259\\u025b\\u0263\\u0268\\u026f\\u0272\\u0289\\u028b" + // IPA Extensions "\\u02bb" + // Hawaiian "\\u0300-\\u036f" + // Combining diacritics "\\u1e00-\\u1eff"; // Latin Extended Additional (mostly for Vietnamese) private static final String HASHTAG_ALPHA_CHARS = "a-z" + LATIN_ACCENTS_CHARS + "\\u0400-\\u04ff\\u0500-\\u0527" + // Cyrillic "\\u2de0-\\u2dff\\ua640-\\ua69f" + // Cyrillic Extended A/B "\\u0591-\\u05bf\\u05c1-\\u05c2\\u05c4-\\u05c5\\u05c7" + "\\u05d0-\\u05ea\\u05f0-\\u05f4" + // Hebrew "\\ufb1d-\\ufb28\\ufb2a-\\ufb36\\ufb38-\\ufb3c\\ufb3e\\ufb40-\\ufb41" + "\\ufb43-\\ufb44\\ufb46-\\ufb4f" + // Hebrew Pres. Forms "\\u0610-\\u061a\\u0620-\\u065f\\u066e-\\u06d3\\u06d5-\\u06dc" + "\\u06de-\\u06e8\\u06ea-\\u06ef\\u06fa-\\u06fc\\u06ff" + // Arabic "\\u0750-\\u077f\\u08a0\\u08a2-\\u08ac\\u08e4-\\u08fe" + // Arabic Supplement and Extended A "\\ufb50-\\ufbb1\\ufbd3-\\ufd3d\\ufd50-\\ufd8f\\ufd92-\\ufdc7\\ufdf0-\\ufdfb" + // Pres. Forms A "\\ufe70-\\ufe74\\ufe76-\\ufefc" + // Pres. Forms B "\\u200c" + // Zero-Width Non-Joiner "\\u0e01-\\u0e3a\\u0e40-\\u0e4e" + // Thai "\\u1100-\\u11ff\\u3130-\\u3185\\uA960-\\uA97F\\uAC00-\\uD7AF\\uD7B0-\\uD7FF" + // Hangul (Korean) "\\p{InHiragana}\\p{InKatakana}" + // Japanese Hiragana and Katakana "\\p{InCJKUnifiedIdeographs}" + // Japanese Kanji / Chinese Han "\\u3003\\u3005\\u303b" + // Kanji/Han iteration marks "\\uff21-\\uff3a\\uff41-\\uff5a" + // full width Alphabet "\\uff66-\\uff9f" + // half width Katakana "\\uffa1-\\uffdc"; // half width Hangul (Korean) private static final String HASHTAG_ALPHA_NUMERIC_CHARS = "0-9\\uff10-\\uff19_" + HASHTAG_ALPHA_CHARS; private static final String HASHTAG_ALPHA = "[" + HASHTAG_ALPHA_CHARS + "]"; private static final String HASHTAG_ALPHA_NUMERIC = "[" + HASHTAG_ALPHA_NUMERIC_CHARS + "]"; /* URL related hash regex collection */ private static final String URL_VALID_PRECEEDING_CHARS = "(?:[^A-Z0-9@?$#?\u202A-\u202E]|^)"; private static final String URL_VALID_CHARS = "[\\p{Alnum}" + LATIN_ACCENTS_CHARS + "]"; private static final String URL_VALID_SUBDOMAIN = "(?:(?:" + URL_VALID_CHARS + "[" + URL_VALID_CHARS + "\\-_]*)?" + URL_VALID_CHARS + "\\.)"; private static final String URL_VALID_DOMAIN_NAME = "(?:(?:" + URL_VALID_CHARS + "[" + URL_VALID_CHARS + "\\-]*)?" + URL_VALID_CHARS + "\\.)"; /* Any non-space, non-punctuation characters. \p{Z} = any kind of whitespace or invisible separator. */ private static final String URL_VALID_UNICODE_CHARS = "[.[^\\p{Punct}\\s\\p{Z}\\p{InGeneralPunctuation}]]"; private static final String URL_VALID_GTLD = "(?:(?:aero|asia|biz|cat|com|coop|edu|gov|info|int|jobs|mil|mobi|museum|name|net|org|pro|tel|travel|xxx)(?=\\P{Alnum}|$))"; private static final String URL_VALID_CCTLD = "(?:(?:ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|" + "bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|" + "er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|" + "hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|" + "lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|" + "nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|" + "sl|sm|sn|so|sr|ss|st|su|sv|sx|sy|sz|tc|td|tf|tg|th|tj|tk|tl|tm|tn|to|tp|tr|tt|tv|tw|tz|ua|ug|uk|us|uy|uz|" + "va|vc|ve|vg|vi|vn|vu|wf|ws|ye|yt|za|zm|zw)(?=\\P{Alnum}|$))"; private static final String URL_PUNYCODE = "(?:xn--[0-9a-z]+)"; private static final String URL_VALID_DOMAIN = "(?:" + // subdomains + domain + TLD URL_VALID_SUBDOMAIN + "+" + URL_VALID_DOMAIN_NAME + // e.g. www.twitter.com, foo.co.jp, bar.co.uk "(?:" + URL_VALID_GTLD + "|" + URL_VALID_CCTLD + "|" + URL_PUNYCODE + ")" + ")" + "|(?:" + // domain + gTLD URL_VALID_DOMAIN_NAME + // e.g. twitter.com "(?:" + URL_VALID_GTLD + "|" + URL_PUNYCODE + ")" + ")" + "|(?:" + "(?<=https?://)" + "(?:" + "(?:" + URL_VALID_DOMAIN_NAME + URL_VALID_CCTLD + ")" + // protocol + domain + ccTLD "|(?:" + URL_VALID_UNICODE_CHARS + "+\\." + // protocol + unicode domain + TLD "(?:" + URL_VALID_GTLD + "|" + URL_VALID_CCTLD + ")" + ")" + ")" + ")" + "|(?:" + // domain + ccTLD + '/' URL_VALID_DOMAIN_NAME + URL_VALID_CCTLD + "(?=/)" + // e.g. t.co/ ")"; private static final String URL_VALID_PORT_NUMBER = "[0-9]++"; private static final String URL_VALID_GENERAL_PATH_CHARS = "[a-z0-9!\\*';:=\\+,.\\$/%#\\[\\]\\-_~\\|&@" + LATIN_ACCENTS_CHARS + "]"; /** * Allow URL paths to contain balanced parens * 1. Used in Wikipedia URLs like /Primer_(film) * 2. Used in IIS sessions like /S(dfd346)/ */ private static final String URL_BALANCED_PARENS = "\\(" + URL_VALID_GENERAL_PATH_CHARS + "+\\)"; /** * Valid end-of-path chracters (so /foo. does not gobble the period). * 2. Allow =&# for empty URL parameters and other URL-join artifacts */ private static final String URL_VALID_PATH_ENDING_CHARS = "[a-z0-9=_#/\\-\\+" + LATIN_ACCENTS_CHARS + "]|(?:" + URL_BALANCED_PARENS + ")"; private static final String URL_VALID_PATH = "(?:" + "(?:" + URL_VALID_GENERAL_PATH_CHARS + "*" + "(?:" + URL_BALANCED_PARENS + URL_VALID_GENERAL_PATH_CHARS + "*)*" + URL_VALID_PATH_ENDING_CHARS + ")|(?:@" + URL_VALID_GENERAL_PATH_CHARS + "+/)" + ")"; private static final String URL_VALID_URL_QUERY_CHARS = "[a-z0-9!?\\*'\\(\\);:&=\\+\\$/%#\\[\\]\\-_\\.,~\\|@]"; private static final String URL_VALID_URL_QUERY_ENDING_CHARS = "[a-z0-9_&=#/]"; private static final String VALID_URL_PATTERN_STRING = "(" + // $1 total match "(" + URL_VALID_PRECEEDING_CHARS + ")" + // $2 Preceeding chracter "(" + // $3 URL "(https?://)?" + // $4 Protocol (optional) "(" + URL_VALID_DOMAIN + ")" + // $5 Domain(s) "(?::(" + URL_VALID_PORT_NUMBER + "))?" + // $6 Port number (optional) "(/" + URL_VALID_PATH + "*+" + ")?" + // $7 URL Path and anchor "(\\?" + URL_VALID_URL_QUERY_CHARS + "*" + // $8 Query String URL_VALID_URL_QUERY_ENDING_CHARS + ")?" + ")" + ")"; private static String AT_SIGNS_CHARS = "@\uFF20"; private static final String DOLLAR_SIGN_CHAR = "\\$"; private static final String CASHTAG = "[a-z]{1,6}(?:[._][a-z]{1,2})?"; /* Begin public constants */ public static final Pattern VALID_HASHTAG = Pattern.compile("(^|[^&" + HASHTAG_ALPHA_NUMERIC_CHARS + "])(#|\uFF03)(" + HASHTAG_ALPHA_NUMERIC + "*" + HASHTAG_ALPHA + HASHTAG_ALPHA_NUMERIC + "*)", Pattern.CASE_INSENSITIVE); public static final int VALID_HASHTAG_GROUP_BEFORE = 1; public static final int VALID_HASHTAG_GROUP_HASH = 2; public static final int VALID_HASHTAG_GROUP_TAG = 3; public static final Pattern INVALID_HASHTAG_MATCH_END = Pattern.compile("^(?:[#?]|://)"); public static final Pattern RTL_CHARACTERS = Pattern.compile("[\u0600-\u06FF\u0750-\u077F\u0590-\u05FF\uFE70-\uFEFF]"); public static final Pattern AT_SIGNS = Pattern.compile("[" + AT_SIGNS_CHARS + "]"); public static final Pattern VALID_MENTION_OR_LIST = Pattern.compile("([^a-z0-9_!#$%&*" + AT_SIGNS_CHARS + "]|^|RT:?)(" + AT_SIGNS + "+)([a-z0-9_]{1,20})(/[a-z][a-z0-9_\\-]{0,24})?", Pattern.CASE_INSENSITIVE); public static final int VALID_MENTION_OR_LIST_GROUP_BEFORE = 1; public static final int VALID_MENTION_OR_LIST_GROUP_AT = 2; public static final int VALID_MENTION_OR_LIST_GROUP_USERNAME = 3; public static final int VALID_MENTION_OR_LIST_GROUP_LIST = 4; public static final Pattern VALID_REPLY = Pattern.compile("^(?:" + UNICODE_SPACES + ")*" + AT_SIGNS + "([a-z0-9_]{1,20})", Pattern.CASE_INSENSITIVE); public static final int VALID_REPLY_GROUP_USERNAME = 1; public static final Pattern INVALID_MENTION_MATCH_END = Pattern.compile("^(?:[" + AT_SIGNS_CHARS + LATIN_ACCENTS_CHARS + "]|://)"); public static final Pattern VALID_URL = Pattern.compile(VALID_URL_PATTERN_STRING, Pattern.CASE_INSENSITIVE); public static final int VALID_URL_GROUP_ALL = 1; public static final int VALID_URL_GROUP_BEFORE = 2; public static final int VALID_URL_GROUP_URL = 3; public static final int VALID_URL_GROUP_PROTOCOL = 4; public static final int VALID_URL_GROUP_DOMAIN = 5; public static final int VALID_URL_GROUP_PORT = 6; public static final int VALID_URL_GROUP_PATH = 7; public static final int VALID_URL_GROUP_QUERY_STRING = 8; public static final Pattern VALID_TCO_URL = Pattern.compile("^https?:\\/\\/t\\.co\\/[a-z0-9]+", Pattern.CASE_INSENSITIVE); public static final Pattern INVALID_URL_WITHOUT_PROTOCOL_MATCH_BEGIN = Pattern.compile("[-_./]$"); public static final Pattern VALID_CASHTAG = Pattern.compile("(^|" + UNICODE_SPACES + ")(" + DOLLAR_SIGN_CHAR + ")(" + CASHTAG + ")" + "(?=$|\\s|\\p{Punct})", Pattern.CASE_INSENSITIVE); public static final int VALID_CASHTAG_GROUP_BEFORE = 1; public static final int VALID_CASHTAG_GROUP_DOLLAR = 2; public static final int VALID_CASHTAG_GROUP_CASHTAG = 3; public static final Pattern VALID_BUBBLE = Pattern.compile("\\[a:([^\\]]+)\\]"); }