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Refactor Normalization

This commit is contained in:
Reinhard Pointner 2016-11-09 21:23:06 +08:00
parent 91b372f2d5
commit 68fd6df113
1 changed files with 46 additions and 19 deletions
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65
source/net/filebot/similarity/Normalization.java
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@ -16,13 +16,13 @@ public class Normalization {
public static final Pattern TRAILING_PUNCTUATION = compile("[!?.]+$");
public static final Pattern EMBEDDED_CHECKSUM = compile("[\\(\\[](\\p{XDigit}{8})[\\]\\)]");
private static final Pattern[] brackets = new Pattern[] { compile("\\([^\\(]*\\)"), compile("\\[[^\\[]*\\]"), compile("\\{[^\\{]*\\}") };
private static final Pattern[] BRACKETS = new Pattern[] { compile("\\([^\\(]*\\)"), compile("\\[[^\\[]*\\]"), compile("\\{[^\\{]*\\}") };
private static final char[] doubleQuotes = new char[] { '\'', '\u0060', '\u00b4', '\u2018', '\u2019', '\u02bb' };
private static final char[] singleQuotes = new char[] { '\"', '\u201c', '\u201d' };
// ' and " all characters that are more or less equivalent
private static final char[][] QUOTES = { { '\'', '\u0060', '\u00b4', '\u2018', '\u2019', '\u02bb' }, { '\"', '\u201c', '\u201d' } };
public static String normalizeQuotationMarks(String name) {
for (char[] cs : new char[][] { doubleQuotes, singleQuotes }) {
for (char[] cs : QUOTES) {
for (char c : cs) {
name = name.replace(c, cs[0]);
}
@ -31,34 +31,43 @@ public class Normalization {
}
public static String trimTrailingPunctuation(CharSequence name) {
return TRAILING_PUNCTUATION.matcher(name).replaceAll("").trim();
return normalize(name, TRAILING_PUNCTUATION, "");
}
public static String normalizePunctuation(String name) {
// remove/normalize special characters
name = APOSTROPHE.matcher(name).replaceAll("");
name = PUNCTUATION_OR_SPACE.matcher(name).replaceAll(" ");
return name.trim();
return normalizePunctuation(name, "", " ").trim();
}
public static String normalizePunctuation(String name, String apostrophe, String space) {
// remove/normalize special characters
Pattern[] pattern = { APOSTROPHE, PUNCTUATION_OR_SPACE };
String[] replacement = { apostrophe, space };
return normalize(name, pattern, replacement);
}
public static String normalizeBrackets(String name) {
// remove group names and checksums, any [...] or (...)
for (Pattern it : brackets) {
name = it.matcher(name).replaceAll(" ");
}
return name.trim();
return normalize(name, BRACKETS, " ");
}
public static String normalizeSpace(CharSequence name, String replacement) {
return replaceSpace(WORD_SEPARATOR_PUNCTUATION.matcher(name).replaceAll(" ").trim(), replacement);
public static String normalizeSpace(String name, String space) {
Pattern[] patterns = { WORD_SEPARATOR_PUNCTUATION, SPACE };
String[] replacements = { " ", space };
return normalize(name, patterns, replacements);
}
public static String replaceSpace(CharSequence name, String replacement) {
return SPACE.matcher(name).replaceAll(replacement);
return normalize(name, SPACE, replacement);
}
public static String replaceColon(CharSequence name, String ratio, String colon) {
return COLON.matcher(RATIO.matcher(name).replaceAll(ratio)).replaceAll(colon);
public static String replaceColon(String name, String ratio, String colon) {
Pattern[] pattern = { RATIO, COLON };
String[] replacement = { ratio, colon };
return normalize(name, pattern, replacement);
}
public static String getEmbeddedChecksum(CharSequence name) {
@ -71,12 +80,30 @@ public class Normalization {
public static String removeEmbeddedChecksum(CharSequence name) {
// match embedded checksum and surrounding brackets
return EMBEDDED_CHECKSUM.matcher(name).replaceAll("");
return normalize(name, EMBEDDED_CHECKSUM, "");
}
public static String removeTrailingBrackets(CharSequence name) {
// remove trailing braces, e.g. Doctor Who (2005) -> Doctor Who
return TRAILING_PARENTHESIS.matcher(name).replaceAll("").trim();
return normalize(name, TRAILING_PARENTHESIS, "");
}
private static String normalize(CharSequence name, Pattern pattern, String replacement) {
return pattern.matcher(name).replaceAll(replacement).trim();
}
private static String normalize(String name, Pattern[] pattern, String replacement) {
for (int i = 0; i < pattern.length; i++) {
name = normalize(name, pattern[i], replacement);
}
return name;
}
private static String normalize(String name, Pattern[] pattern, String[] replacement) {
for (int i = 0; i < pattern.length; i++) {
name = normalize(name, pattern[i], replacement[i]);
}
return name;
}
public static String truncateText(String title, int limit) {