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authordaanpeters <d.p.c.h.peters@student.tue.nl>2014-05-28 10:41:36 +0200
committerdaanpeters <d.p.c.h.peters@student.tue.nl>2014-05-28 10:41:36 +0200
commit01cc77792f3ee3fef1d628e98a9a7be7e96b056f (patch)
tree4c7e803ab3a61ec32ae7f311dff317fb4b803868
parentbab0c2f127c989635145855675b320ae5e06ae53 (diff)
downloadGoldfarmer-01cc77792f3ee3fef1d628e98a9a7be7e96b056f.tar.gz
Changed Timezone
-rw-r--r--src/main/Analyzor.java713
-rw-r--r--src/main/FarmShell.java5
-rw-r--r--timezone.txt183
3 files changed, 555 insertions, 346 deletions
diff --git a/src/main/Analyzor.java b/src/main/Analyzor.java
index 0c3ede3..58f7dfc 100644
--- a/src/main/Analyzor.java
+++ b/src/main/Analyzor.java
@@ -1,345 +1,368 @@
-package main;
-
-import analysis.BrandChecker;
-import database.NamedPreparedStatement;
-import database.QueryUtils;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.io.UnsupportedEncodingException;
-import java.sql.Connection;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.util.List;
-import java.util.HashMap;
-import java.util.Map.Entry;
-import java.util.Scanner;
-
-/**
- * The sentiment analysis class that rates tweets based on a unigram and bigram
- * set of weights.
- */
-public class Analyzor {
-
- /**
- * The map that matches single words to their weights.
- */
- private final HashMap<String, Double> unimap = new HashMap();
-
- /**
- * The map that matches word pairs to their weights.
- */
- private final HashMap<String, Double> bimap = new HashMap();
-
- /**
- * The results of a query, maybe return from query().
- */
- private ResultSet data;
-
- /**
- * The persistent connection to the database.
- */
- private final Connection connection;
-
- /**
- * @param connection An open connection to the database.
- */
- public Analyzor(Connection connection) {
- this.connection = connection;
- }
-
- /**
- * Read the unigram and bigram lexica.
- *
- * @throws FileNotFoundException
- */
- public void readLexicon() throws FileNotFoundException {
- if (!unimap.isEmpty()) {
- // data is already read.
- return;
- }
- System.err.println("Trying to read lexicons...");
- // A unigram is in the format (WS = whitespace):
- // word <WS> rating <WS> ??? <WS> ??
- // A bigram has an two WS-separated words instead of one.
- try (Scanner uniScanner = new Scanner(new File("unigrams-pmilexicon.txt"));
- Scanner biScanner = new Scanner(new File("bigrams-pmilexicon.txt"));) {
- //Fill the map of unigrams
- int lineno = 1;
- while (uniScanner.hasNext()) {
-
- String words = uniScanner.next();
- Double d = Double.valueOf(uniScanner.next());
- unimap.put(words.toLowerCase(), d);
- if (uniScanner.hasNextLine()) {
- uniScanner.nextLine();
- }
- lineno++;
-
- }
-
- //fill the map of bigrams
- while (biScanner.hasNext()) {
- String words = biScanner.next() + " " + biScanner.next();
- bimap.put(words.toLowerCase(), Double.valueOf(biScanner.next()));
- if (biScanner.hasNextLine()) {
- biScanner.nextLine();
- }
- }
- }
- System.err.println("Lexicons are read.");
- }
-
- /**
- * Executes a query that the analyzer can analyze.
- *
- * @param query The query string to execute.
- * @throws SQLException When database connection isn't available.
- */
- public void query(String query) throws SQLException {
- PreparedStatement statement;
- //make a connection to the database and execute the query
- statement = connection.prepareStatement(query);
- data = statement.executeQuery();
- }
-
- /**
- * Run a sentiment analysis and fill the database with the output.
- *
- * @param query The sql text for the query.
- * @throws SQLException
- * @throws IOException
- */
- public void sentimentAnalysis(String query) throws SQLException, IOException {
- query(query);
-
- //read the lexicons
- readLexicon();
-
- //go to the start of te dataset
- if (data == null) {
- System.err.println("data is empty, try querying first");
- return;
- }
-
- Double value;
- String text;
-
- //for all tuples
- while (data.next()) {
- //get the text
- text = data.getString("text");
- text = splitPunctToWords(text);
- // test is the tweet text you are going to analyze
- String[] words = text.split("\\s+"); // text splitted into separate words
- double positiverate = 0; // positive rating
-
- // Rate the text with unigrams
- for (String word : words) {
- value = unimap.get(word);
- if (value != null) {
- positiverate += unimap.get(word);
- }
- }
- // Rate the text with bigrams
- for (int i = 0; i < words.length - 1; i++) {
- String pair = words[i] + " " + words[i + 1];
- value = bimap.get(pair);
- if (value != null) {
- positiverate += bimap.get(pair);
- }
- }
- //insert the rating into the database
- NamedPreparedStatement m_insertRating;
- m_insertRating = new NamedPreparedStatement(connection, QueryUtils.insertRating);
- QueryUtils.setInsertParams(m_insertRating, data.getLong("tweetid"), data.getString("brand"), (int) (positiverate * 10));
- m_insertRating.executeUpdate();
- //don't print the rate
- //System.out.println(text + ": " + (int) (positiverate * 10));
- }
- }
-
- /**
- * Make a wordcloud of the results of some query.
- *
- * @param query The sql text for a query.
- * @throws SQLException
- * @throws FileNotFoundException
- * @throws UnsupportedEncodingException
- */
- public void makeWordCloud(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException {
-
- query(query);
- //go to the start of the ResultSet data
- if (data == null) {
- System.err.println("data is empty, try querying first");
- return;
- }
-
- String text;
- String brand;
- String[] words;
- HashMap<String,HashMap<String, Integer>> wordcloud = new HashMap<>();
-
- while (data.next()) {
- //get brand
- brand=data.getString("brand");
- //make hashmap for each brand
- if(!wordcloud.containsKey(brand)){
- wordcloud.put(brand, new HashMap<String,Integer>());
- }
- //get the text
- text = data.getString("text");
- //remove punctuation, convert to lowercase and split on words
- text = removePunct(text);
- text = text.toLowerCase();
- words = text.split("\\s+");
- //for all words
- for (String word : words) {
- //if it is empty, a space or a stripe, skip it
- if(word.equals("") || word.equals(" ") || word.equals("-")){
- continue;
- }
- //if the word is already in the map, increment the amount
- if(wordcloud.get(brand).containsKey(word)){
- wordcloud.get(brand).put(word, wordcloud.get(brand).get(word) + 1);
- }
- //if the word is not already in the map, make an entry with amount = 1
- else{
- wordcloud.get(brand).put(word, 1);
- }
- }
- }
- //print the words and their frequency in a csv file
- mapToCSV(wordcloud, "wordcloud.csv", "brand,word,count");
- }
-
- //generate csv for disco from the query
- public void disco(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException {
- //do the query
- query(query);
- PrintWriter writer = new PrintWriter("output.csv", "UTF-8");
- //print the first row
- for (int i = 1; i < data.getMetaData().getColumnCount(); i++) {
- writer.print(data.getMetaData().getColumnLabel(i) + ", ");
- }
- writer.println(data.getMetaData().getColumnLabel(data.getMetaData().getColumnCount()));
- //print the values
- while (data.next()) {
- for (int i = 1; i < data.getMetaData().getColumnCount(); i++) {
- if (data.getObject(i) == null) {
- writer.print(", ");
- } else {
- writer.print(data.getObject(i).toString().replaceAll("[,\n]", " ") + ", ");
- }
- }
- if (data.getObject(data.getMetaData().getColumnCount()) == null) {
- writer.println("0");
- } else {
- writer.println(data.getObject(data.getMetaData().getColumnCount()).toString().replace(",", " "));
- }
- }
- writer.close();
- }
-
- public void getBrands() throws SQLException {
- PreparedStatement statement;
- //make a connection to the database and execute the query
- statement = connection.prepareStatement("delete from mentionsbrand");
- statement.executeUpdate();
- BrandChecker checker = new BrandChecker("brandonlyrules.txt");
- query("select * from tweet");
- NamedPreparedStatement m_insertBrand = new NamedPreparedStatement(connection, QueryUtils.insertBrand);
- while (data.next()) {
- List<String> brands = checker.getBrands(data.getString("text"));
- if (brands.isEmpty()) {
- QueryUtils.setInsertBrandParams(m_insertBrand, data.getLong("tweetid"), "no");
- m_insertBrand.executeUpdate();
- } else {
- for (String brand : brands) {
- QueryUtils.setInsertBrandParams(m_insertBrand, data.getLong("tweetid"), brand);
- m_insertBrand.executeUpdate();
- }
- }
- }
- }
-
- //gets the amount of users that tweet about a brand in a timezone
- //makes a csv file timezone, brand, amount
- public void timezone(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException{
- query(query);
- //hashmap timezone, brand, amount
- HashMap<String, HashMap<String, Integer>> timeMap = new HashMap<>();
- String timezone;
- String brand;
-
- while(data.next()){
- timezone = data.getString("timezone");
- brand = data.getString("brand");
- //if the timezone is already in the map
- if(timeMap.containsKey(timezone)){
- //if the brand for that timezone is already in the map
- if(timeMap.get(timezone).containsKey(brand)){
- //increment the amount
- timeMap.get(timezone).put(brand, timeMap.get(timezone).get(brand) + 1);
- }
- //if the brand for that timezone is not yet in the map
- else{
- //make a new entry for that brand with amount = 1
- timeMap.get(timezone).put(brand, 1);
- }
- }
- //if the timezone is not yet in the map
- else{
- //make a new hashmap for this map and fill it with the brand and the amount
- timeMap.put(timezone, new HashMap<String, Integer>());
- timeMap.get(timezone).put(brand, 1);
- }
- }
- //make the CSV out of the map
- mapToCSV(timeMap, "timezone.csv", "timezone,brand,count");
- }
-
- //replaces punctuation so it will be splitted
- //also removes urls
- private String splitPunctToWords(String text) {
- text = text.replaceAll("https?://\\S*", "");
- text = text.replaceAll("[!?):;\"']", " $0");
- text = text.replaceAll("[.,-](\\s|$)", " $0");
- text = text.replaceAll("\\s[(\"']", "$0 ");
- return text;
- }
-
- //removes punctuation
- //also removes urls
- private String removePunct(String text) {
- text = text.replaceAll("https?://\\S*", " ");
- text = text.replaceAll("@\\S*", " ");
- text = text.replaceAll("[^a-zA-Z0-9#_-]", " ");
- return text;
- }
-
- //prints a hashmap into a csv for a html application
- //Hashmap<key1, HashMap<key2, value>> becomes key1, key2, value
- //only for String, String, Integer
- void mapToCSV(HashMap<String, HashMap<String, Integer>> map, String fileName, String firstLine)
- throws FileNotFoundException, UnsupportedEncodingException{
-
- PrintWriter writer = new PrintWriter(fileName, "UTF-8");
-
- writer.println(firstLine);
-
- //loop over brands
- for(Entry en : map.entrySet()){
- //loop over words
- for(Entry e : map.get(en.getKey()).entrySet()){
- writer.println(en.getKey() + "," + e.getKey() + "," + e.getValue());
- }
- }
-
- writer.close();
- System.out.println("csv file made, please put it next to html file and run this");
- }
-}
+package main;
+
+import analysis.BrandChecker;
+import database.NamedPreparedStatement;
+import database.QueryUtils;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.PrintWriter;
+import java.io.UnsupportedEncodingException;
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.List;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map.Entry;
+import java.util.Scanner;
+
+/**
+ * The sentiment analysis class that rates tweets based on a unigram and bigram
+ * set of weights.
+ */
+public class Analyzor {
+
+ /**
+ * The map that matches single words to their weights.
+ */
+ private final HashMap<String, Double> unimap = new HashMap();
+
+ /**
+ * The map that matches word pairs to their weights.
+ */
+ private final HashMap<String, Double> bimap = new HashMap();
+
+ /**
+ * The results of a query, maybe return from query().
+ */
+ private ResultSet data;
+
+ /**
+ * The persistent connection to the database.
+ */
+ private final Connection connection;
+
+ /**
+ * @param connection An open connection to the database.
+ */
+ public Analyzor(Connection connection) {
+ this.connection = connection;
+ }
+
+ /**
+ * Read the unigram and bigram lexica.
+ *
+ * @throws FileNotFoundException
+ */
+ public void readLexicon() throws FileNotFoundException {
+ if (!unimap.isEmpty()) {
+ // data is already read.
+ return;
+ }
+ System.err.println("Trying to read lexicons...");
+ // A unigram is in the format (WS = whitespace):
+ // word <WS> rating <WS> ??? <WS> ??
+ // A bigram has an two WS-separated words instead of one.
+ try (Scanner uniScanner = new Scanner(new File("unigrams-pmilexicon.txt"));
+ Scanner biScanner = new Scanner(new File("bigrams-pmilexicon.txt"));) {
+ //Fill the map of unigrams
+ int lineno = 1;
+ while (uniScanner.hasNext()) {
+
+ String words = uniScanner.next();
+ Double d = Double.valueOf(uniScanner.next());
+ unimap.put(words.toLowerCase(), d);
+ if (uniScanner.hasNextLine()) {
+ uniScanner.nextLine();
+ }
+ lineno++;
+
+ }
+
+ //fill the map of bigrams
+ while (biScanner.hasNext()) {
+ String words = biScanner.next() + " " + biScanner.next();
+ bimap.put(words.toLowerCase(), Double.valueOf(biScanner.next()));
+ if (biScanner.hasNextLine()) {
+ biScanner.nextLine();
+ }
+ }
+ }
+ System.err.println("Lexicons are read.");
+ }
+
+ /**
+ * Executes a query that the analyzer can analyze.
+ *
+ * @param query The query string to execute.
+ * @throws SQLException When database connection isn't available.
+ */
+ public void query(String query) throws SQLException {
+ PreparedStatement statement;
+ //make a connection to the database and execute the query
+ statement = connection.prepareStatement(query);
+ data = statement.executeQuery();
+ }
+
+ /**
+ * Run a sentiment analysis and fill the database with the output.
+ *
+ * @param query The sql text for the query.
+ * @throws SQLException
+ * @throws IOException
+ */
+ public void sentimentAnalysis(String query) throws SQLException, IOException {
+ query(query);
+
+ //read the lexicons
+ readLexicon();
+
+ //go to the start of te dataset
+ if (data == null) {
+ System.err.println("data is empty, try querying first");
+ return;
+ }
+
+ Double value;
+ String text;
+
+ //for all tuples
+ while (data.next()) {
+ //get the text
+ text = data.getString("text");
+ text = splitPunctToWords(text);
+ // test is the tweet text you are going to analyze
+ String[] words = text.split("\\s+"); // text splitted into separate words
+ double positiverate = 0; // positive rating
+
+ // Rate the text with unigrams
+ for (String word : words) {
+ value = unimap.get(word);
+ if (value != null) {
+ positiverate += unimap.get(word);
+ }
+ }
+ // Rate the text with bigrams
+ for (int i = 0; i < words.length - 1; i++) {
+ String pair = words[i] + " " + words[i + 1];
+ value = bimap.get(pair);
+ if (value != null) {
+ positiverate += bimap.get(pair);
+ }
+ }
+ //insert the rating into the database
+ NamedPreparedStatement m_insertRating;
+ m_insertRating = new NamedPreparedStatement(connection, QueryUtils.insertRating);
+ QueryUtils.setInsertParams(m_insertRating, data.getLong("tweetid"), data.getString("brand"), (int) (positiverate * 10));
+ m_insertRating.executeUpdate();
+ //don't print the rate
+ //System.out.println(text + ": " + (int) (positiverate * 10));
+ }
+ }
+
+ /**
+ * Make a wordcloud of the results of some query.
+ *
+ * @param query The sql text for a query.
+ * @throws SQLException
+ * @throws FileNotFoundException
+ * @throws UnsupportedEncodingException
+ */
+ public void makeWordCloud(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException {
+
+ query(query);
+ //go to the start of the ResultSet data
+ if (data == null) {
+ System.err.println("data is empty, try querying first");
+ return;
+ }
+
+ String text;
+ String brand;
+ String[] words;
+ HashMap<String,HashMap<String, Integer>> wordcloud = new HashMap<>();
+
+ while (data.next()) {
+ //get brand
+ brand=data.getString("brand");
+ //make hashmap for each brand
+ if(!wordcloud.containsKey(brand)){
+ wordcloud.put(brand, new HashMap<String,Integer>());
+ }
+ //get the text
+ text = data.getString("text");
+ //remove punctuation, convert to lowercase and split on words
+ text = removePunct(text);
+ text = text.toLowerCase();
+ words = text.split("\\s+");
+ //for all words
+ for (String word : words) {
+ //if it is empty, a space or a stripe, skip it
+ if(word.equals("") || word.equals(" ") || word.equals("-")){
+ continue;
+ }
+ //if the word is already in the map, increment the amount
+ if(wordcloud.get(brand).containsKey(word)){
+ wordcloud.get(brand).put(word, wordcloud.get(brand).get(word) + 1);
+ }
+ //if the word is not already in the map, make an entry with amount = 1
+ else{
+ wordcloud.get(brand).put(word, 1);
+ }
+ }
+ }
+ //print the words and their frequency in a csv file
+ mapToCSV(wordcloud, "wordcloud.csv", "brand,word,count");
+ }
+
+ //generate csv for disco from the query
+ public void disco(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException {
+ //do the query
+ query(query);
+ PrintWriter writer = new PrintWriter("output.csv", "UTF-8");
+ //print the first row
+ for (int i = 1; i < data.getMetaData().getColumnCount(); i++) {
+ writer.print(data.getMetaData().getColumnLabel(i) + ", ");
+ }
+ writer.println(data.getMetaData().getColumnLabel(data.getMetaData().getColumnCount()));
+ //print the values
+ while (data.next()) {
+ for (int i = 1; i < data.getMetaData().getColumnCount(); i++) {
+ if (data.getObject(i) == null) {
+ writer.print(", ");
+ } else {
+ writer.print(data.getObject(i).toString().replaceAll("[,\n]", " ") + ", ");
+ }
+ }
+ if (data.getObject(data.getMetaData().getColumnCount()) == null) {
+ writer.println("0");
+ } else {
+ writer.println(data.getObject(data.getMetaData().getColumnCount()).toString().replace(",", " "));
+ }
+ }
+ writer.close();
+ }
+
+ public void getBrands() throws SQLException {
+ PreparedStatement statement;
+ //make a connection to the database and execute the query
+ statement = connection.prepareStatement("delete from mentionsbrand");
+ statement.executeUpdate();
+ BrandChecker checker = new BrandChecker("brandonlyrules.txt");
+ query("select * from tweet");
+ NamedPreparedStatement m_insertBrand = new NamedPreparedStatement(connection, QueryUtils.insertBrand);
+ while (data.next()) {
+ List<String> brands = checker.getBrands(data.getString("text"));
+ if (brands.isEmpty()) {
+ QueryUtils.setInsertBrandParams(m_insertBrand, data.getLong("tweetid"), "no");
+ m_insertBrand.executeUpdate();
+ } else {
+ for (String brand : brands) {
+ QueryUtils.setInsertBrandParams(m_insertBrand, data.getLong("tweetid"), brand);
+ m_insertBrand.executeUpdate();
+ }
+ }
+ }
+ }
+
+ //gets the amount of users that tweet about a brand in a timezone
+ //makes a csv file timezone, brand, amount
+ public void timezone(String query) throws SQLException, FileNotFoundException, UnsupportedEncodingException{
+ query(query);
+
+ InputStream inFile = new FileInputStream("timezone.txt");
+ Scanner readFile = new Scanner(inFile);
+ HashMap<String,String> toTimezone = new HashMap<>();
+ while (readFile.hasNextLine()) {
+ String line = readFile.nextLine();
+ if(line.split(",").length>1){
+ toTimezone.put(line.split(",")[0], line.split(",")[1]);
+ }
+ }
+
+
+
+ //hashmap timezone, brand, amount
+ HashMap<String, HashMap<String, Integer>> timeMap = new HashMap<>();
+ String timezone;
+ String brand;
+
+ while(data.next()){
+ timezone = data.getString("timezone");
+ if (toTimezone.containsKey(timezone)){
+ timezone=toTimezone.get(timezone);
+ } else {
+ timezone="other";
+ }
+ brand = data.getString("brand");
+ //if the timezone is already in the map
+ if(timeMap.containsKey(timezone)){
+ //if the brand for that timezone is already in the map
+ if(timeMap.get(timezone).containsKey(brand)){
+ //increment the amount
+ timeMap.get(timezone).put(brand, timeMap.get(timezone).get(brand) + 1);
+ }
+ //if the brand for that timezone is not yet in the map
+ else{
+ //make a new entry for that brand with amount = 1
+ timeMap.get(timezone).put(brand, 1);
+ }
+ }
+ //if the timezone is not yet in the map
+ else{
+ //make a new hashmap for this map and fill it with the brand and the amount
+ timeMap.put(timezone, new HashMap<String, Integer>());
+ timeMap.get(timezone).put(brand, 1);
+ }
+ }
+
+
+ //make the CSV out of the map
+ mapToCSV(timeMap, "timezone.csv", "timezone,brand,count");
+ }
+
+ //replaces punctuation so it will be splitted
+ //also removes urls
+ private String splitPunctToWords(String text) {
+ text = text.replaceAll("https?://\\S*", "");
+ text = text.replaceAll("[!?):;\"']", " $0");
+ text = text.replaceAll("[.,-](\\s|$)", " $0");
+ text = text.replaceAll("\\s[(\"']", "$0 ");
+ return text;
+ }
+
+ //removes punctuation
+ //also removes urls
+ private String removePunct(String text) {
+ text = text.replaceAll("https?://\\S*", " ");
+ text = text.replaceAll("@\\S*", " ");
+ text = text.replaceAll("[^a-zA-Z0-9#_-]", " ");
+ return text;
+ }
+
+ //prints a hashmap into a csv for a html application
+ //Hashmap<key1, HashMap<key2, value>> becomes key1, key2, value
+ //only for String, String, Integer
+ void mapToCSV(HashMap<String, HashMap<String, Integer>> map, String fileName, String firstLine)
+ throws FileNotFoundException, UnsupportedEncodingException{
+
+ PrintWriter writer = new PrintWriter(fileName, "UTF-8");
+
+ writer.println(firstLine);
+
+ //loop over brands
+ for(Entry en : map.entrySet()){
+ //loop over words
+ for(Entry e : map.get(en.getKey()).entrySet()){
+ writer.println(en.getKey() + "," + e.getKey() + "," + e.getValue());
+ }
+ }
+
+ writer.close();
+ System.out.println("csv file made, please put it next to html file and run this");
+ }
+}
diff --git a/src/main/FarmShell.java b/src/main/FarmShell.java
index 1266fd3..8fc515a 100644
--- a/src/main/FarmShell.java
+++ b/src/main/FarmShell.java
@@ -130,6 +130,8 @@ public class FarmShell {
case wordcloud:
getAnalyzor().makeWordCloud(params[0]);
break;
+ case timezone:
+ getAnalyzor().timezone(params[0]);
case disco:
getAnalyzor().disco(params[0]);
break;
@@ -166,7 +168,8 @@ public class FarmShell {
sentiment("analyzes all tweets on positivity (about a brand)", 1),
wordcloud("makes a wordcloud of the text of the tweets", 1),
getBrands("fills the database with the brands of a tweet"),
- disco("makes a outputfile for disco",1),
+ timezone("makes a map per brand for the users", 1),
+ disco("makes a outputfile for disco", 1),
exit("Returns to shell"),
help("Get help");
diff --git a/timezone.txt b/timezone.txt
new file mode 100644
index 0000000..6d06302
--- /dev/null
+++ b/timezone.txt
@@ -0,0 +1,183 @@
+Warsaw,North Europe
+Hong Kong,Hong Kong
+Stockholm,North Europe
+Canada/Pacific,Pacific Time
+Bucharest,South Europe
+Mountain Time (US & Canada),Mountain Time
+Harare,South Africa
+Dhaka,New Delhi
+Sofia,South Europe
+Melbourne,Sydney
+Buenos Aires,South South America
+Bogota,North South America
+Belgrade,South Europe
+Krasnoyarsk,Russia
+BST,West Europe
+America/New_York,
+Fiji,Sydney
+Asia/Shanghai,Hong Kong
+Dublin,West Europe
+Karachi,New Delhi
+Muscat,Abu Dhabi
+Kolkata,New Delhi
+Urumqi,Hong Kong
+Islamabad,New Delhi
+Samoa,Sydney
+Tokyo,Hong Kong
+Berlin,West Europe
+America/Phoenix,Mountain Time
+Europe/Zurich,West Europe
+Madrid,West Europe
+Kathmandu,New Delhi
+Perth,Sydney
+Eastern Time (US & Canada),Eastern Time
+Zagreb,South Europe
+Europe/Dublin,West Europe
+Taipei,Hong Kong
+Helsinki,North Europe
+Europe/Belfast,West Europe
+America/Cancun,Central America
+Bangkok,Bangkok
+Guam,Bangkok
+Wellington,Sydney
+Minsk,Russia
+Atlantic Time (Canada),Atlantic Time
+Jerusalem,Abu Dhabi
+West Central Africa,North Africa
+Irkutsk,Russia
+Asia/Calcutta,New Delhi
+Sapporo,Hong Kong
+La Paz,South South America
+Mazatlan,Central America
+Europe/Copenhagen,North Europe
+Moscow,Russia
+Kabul,Abu Dhabi
+Quito,North South America
+Kyiv,South Europe
+Yerevan,South Europe
+Darwin,Sydney
+Marshall Is.,Sydney
+Caracas,North South America
+America/Puerto_Rico,Central America
+America/Denver,Mountain Time
+Kuala Lumpur,Bangkok
+London,West Europe
+Ulaan Bataar,Russia
+Nuku'alofa,Sydney
+Newfoundland,Eastern Time
+Adelaide,Sydney
+Riga,North Europe
+Astana,Russia
+Brisbane,Sydney
+Copenhagen,North Europe
+Port Moresby,Sydney
+America/Detroit,Eastern Time
+Rome,South Europe
+Pacific Time (US & Canada),Pacific Time
+Georgetown,North South America
+America/Boise,Mountain Time
+Azores,South Europe
+Sydney,Sydney
+Osaka,Hong Kong
+Almaty,Russia
+Jakarta,Bangkok
+Midway Island,
+Casablanca,North Africa
+America/Toronto,Eastern Time
+America/Chicago,Central Time
+America/Sao_Paulo,North South America
+Arizona,Mountain Time
+JST,Hong Kong
+Alaska,Alaska
+New Delhi,New Delhi
+Auckland,Sydney
+Mid-Atlantic,Atlantic Time
+Central Time (US & Canada),Central Time
+Central America,Central America
+Seoul,Hong Kong
+Solomon Is.,Sydney
+Mumbai,New Delhi
+IST,New Delhi
+America/Mexico_City,Central America
+Kamchatka,Russia
+Vilnius,North Europe
+Amsterdam,West Europe
+Baghdad,Abu Dhabi
+Novosibirsk,Russia
+Sri Jayawardenepura,New Delhi
+Sarajevo,South Europe
+Abu Dhabi,Abu Dhabi
+Greenland,Greenland
+Brussels,West Europe
+Hobart,Sydney
+Chennai,New Delhi
+Istanbul,South Europe
+Canberra,Sydney
+Asia/Karachi,New Delhi
+America/Managua,Central America
+Tashkent,Russia
+Kuwait,Abu Dhabi
+Vienna,West Europe
+Pretoria,South Africa
+CST,Central Time
+Australia/Perth,Sydney
+Nairobi,South Africa
+Monterrey,Central America
+PST,Pacific Time
+Ekaterinburg,Russia
+America/Vancouver,Pacific Time
+Asia/Manila,Bangkok
+Asia/Bahrain,Abu Dhabi
+Asia/Jakarta,Bangkok
+America/Edmonton,Mountain Time
+Cairo,North Africa
+Monrovia,North Africa
+Bern,West Europe
+America/Los_Angeles,Pacific Time
+Tbilisi,South Europe
+Paris,West Europe
+Cape Verde Is.,North Africa
+Beijing,Hong Kong
+EST,Eastern Time
+America/Guatemala,Central America
+Bratislava,South Europe
+America/Montreal,Eastern Time
+Saskatchewan,Mountain Time
+Edinburgh,West Europe
+Brasilia,North South America
+Skopje,South Europe
+Chongqing,Hong Kong
+Ljubljana,South Europe
+Athens,South Europe
+Indiana (East),Central Time
+Guadalajara,Central America
+Tijuana,Central America
+Santiago,South South America
+Pacific/Auckland,Sydney
+America/Atikokan,Central Time
+Chihuahua,Central America
+Budapest,South Europe
+Canada/Eastern,Eastern Time
+Africa/Nairobi,South Africa
+International Date Line West,Sydney
+New Caledonia,Sydney
+Rangoon,Bangkok
+Europe/Paris,West Europe
+Hanoi,Hong Kong
+Tehran,Abu Dhabi
+Asia/Kuwait,Abu Dhabi
+Africa/Lagos,North Africa
+America/Caracas,North South America
+Mexico City,Central America
+Asia/Kuala_Lumpur,Bangkok
+Hawaii,Pacific Time
+Lima,North South America
+St. Petersburg,Russia
+Riyadh,Abu Dhabi
+Lisbon,West Europe
+Magadan,Russia
+Asia/Kolkata,New Delhi
+Singapore,Bangkok
+Tallinn,North Europe
+Prague,North Europe
+Europe/London,West Europe