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authorKlaus Weidenbach <Klaus.Weidenbach@gmx.net>2017-10-25 01:57:18 +0200
committerKlaus Weidenbach <Klaus.Weidenbach@gmx.net>2017-10-29 22:00:06 +0100
commit8e4c5db766ce23d05b8507991b04fece743147de (patch)
tree55c89f2c145f47245e7d32380c92256051d6a8f2 /vendor/pear/text_languagedetect/Text/LanguageDetect
parentfe5f1e4d67d999ed3c6ef78dc4d49f5dd1a93056 (diff)
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:arrow_up: Update Text_LanguageDetect.
Update from v0.3.0 (2012) to v1.0.0 (2017) which should remove some warnings and improve PHP7 support. Using composer to handle this PEAR library now. Fix a problem in FeedutilsTest.
Diffstat (limited to 'vendor/pear/text_languagedetect/Text/LanguageDetect')
-rw-r--r--vendor/pear/text_languagedetect/Text/LanguageDetect/Exception.php81
-rw-r--r--vendor/pear/text_languagedetect/Text/LanguageDetect/ISO639.php340
-rw-r--r--vendor/pear/text_languagedetect/Text/LanguageDetect/Parser.php358
3 files changed, 779 insertions, 0 deletions
diff --git a/vendor/pear/text_languagedetect/Text/LanguageDetect/Exception.php b/vendor/pear/text_languagedetect/Text/LanguageDetect/Exception.php
new file mode 100644
index 000000000..cdbfe13ba
--- /dev/null
+++ b/vendor/pear/text_languagedetect/Text/LanguageDetect/Exception.php
@@ -0,0 +1,81 @@
+<?php
+/**
+ * Part of Text_LanguageDetect
+ *
+ * PHP version 5
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Nicholas Pisarro <infinityminusnine+pear@gmail.com>
+ * @license BSD http://www.opensource.org/licenses/bsd-license.php
+ * @link http://pear.php.net/package/Text_LanguageDetect/
+ */
+
+/**
+ * Part of the PEAR language detection package
+ *
+ * PHP version 5
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Nicholas Pisarro <infinityminusnine+pear@gmail.com>
+ * @license BSD http://www.opensource.org/licenses/bsd-license.php
+ * @link http://pear.php.net/package/Text_LanguageDetect/
+ * @link http://langdetect.blogspot.com/
+ */
+class Text_LanguageDetect_Exception extends Exception
+{
+ /**
+ * Database file could not be found
+ */
+ const DB_NOT_FOUND = 10;
+
+ /**
+ * Database file found, but not readable
+ */
+ const DB_NOT_READABLE = 11;
+
+ /**
+ * Database file is empty
+ */
+ const DB_EMPTY = 12;
+
+ /**
+ * Database contents is not a PHP array
+ */
+ const DB_NOT_ARRAY = 13;
+
+ /**
+ * Magic quotes are activated
+ */
+ const MAGIC_QUOTES = 14;
+
+
+ /**
+ * Parameter of invalid type passed to method
+ */
+ const PARAM_TYPE = 20;
+
+ /**
+ * Character in parameter is invalid
+ */
+ const INVALID_CHAR = 21;
+
+
+ /**
+ * Language is not in the database
+ */
+ const UNKNOWN_LANGUAGE = 30;
+
+
+ /**
+ * Error during block detection
+ */
+ const BLOCK_DETECTION = 40;
+
+
+ /**
+ * Error while clustering languages
+ */
+ const NO_HIGHEST_KEY = 50;
+}
diff --git a/vendor/pear/text_languagedetect/Text/LanguageDetect/ISO639.php b/vendor/pear/text_languagedetect/Text/LanguageDetect/ISO639.php
new file mode 100644
index 000000000..9fd76c920
--- /dev/null
+++ b/vendor/pear/text_languagedetect/Text/LanguageDetect/ISO639.php
@@ -0,0 +1,340 @@
+<?php
+/**
+ * Part of Text_LanguageDetect
+ *
+ * PHP version 5
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Christian Weiske <cweiske@php.net>
+ * @copyright 2011 Christian Weiske <cweiske@php.net>
+ * @license http://www.debian.org/misc/bsd.license BSD
+ * @link http://pear.php.net/package/Text_LanguageDetect/
+ */
+
+/**
+ * Provides a mapping between the languages from lang.dat and the
+ * ISO 639-1 and ISO-639-2 codes.
+ *
+ * Note that this class contains only languages that exist in lang.dat.
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Christian Weiske <cweiske@php.net>
+ * @copyright 2011 Christian Weiske <cweiske@php.net>
+ * @license BSD http://www.opensource.org/licenses/bsd-license.php
+ * @link http://www.loc.gov/standards/iso639-2/php/code_list.php
+ */
+class Text_LanguageDetect_ISO639
+{
+ /**
+ * Maps all language names from the language database to the
+ * ISO 639-1 2-letter language code.
+ *
+ * NULL indicates that there is no 2-letter code.
+ *
+ * @var array
+ */
+ public static $nameToCode2 = array(
+ 'albanian' => 'sq',
+ 'arabic' => 'ar',
+ 'azeri' => 'az',
+ 'bengali' => 'bn',
+ 'bulgarian' => 'bg',
+ 'cebuano' => null,
+ 'croatian' => 'hr',
+ 'czech' => 'cs',
+ 'danish' => 'da',
+ 'dutch' => 'nl',
+ 'english' => 'en',
+ 'estonian' => 'et',
+ 'farsi' => 'fa',
+ 'finnish' => 'fi',
+ 'french' => 'fr',
+ 'german' => 'de',
+ 'hausa' => 'ha',
+ 'hawaiian' => null,
+ 'hindi' => 'hi',
+ 'hungarian' => 'hu',
+ 'icelandic' => 'is',
+ 'indonesian' => 'id',
+ 'italian' => 'it',
+ 'kazakh' => 'kk',
+ 'kyrgyz' => 'ky',
+ 'latin' => 'la',
+ 'latvian' => 'lv',
+ 'lithuanian' => 'lt',
+ 'macedonian' => 'mk',
+ 'mongolian' => 'mn',
+ 'nepali' => 'ne',
+ 'norwegian' => 'no',
+ 'pashto' => 'ps',
+ 'pidgin' => null,
+ 'polish' => 'pl',
+ 'portuguese' => 'pt',
+ 'romanian' => 'ro',
+ 'russian' => 'ru',
+ 'serbian' => 'sr',
+ 'slovak' => 'sk',
+ 'slovene' => 'sl',
+ 'somali' => 'so',
+ 'spanish' => 'es',
+ 'swahili' => 'sw',
+ 'swedish' => 'sv',
+ 'tagalog' => 'tl',
+ 'turkish' => 'tr',
+ 'ukrainian' => 'uk',
+ 'urdu' => 'ur',
+ 'uzbek' => 'uz',
+ 'vietnamese' => 'vi',
+ 'welsh' => 'cy',
+ );
+
+ /**
+ * Maps all language names from the language database to the
+ * ISO 639-2 3-letter language code.
+ *
+ * @var array
+ */
+ public static $nameToCode3 = array(
+ 'albanian' => 'sqi',
+ 'arabic' => 'ara',
+ 'azeri' => 'aze',
+ 'bengali' => 'ben',
+ 'bulgarian' => 'bul',
+ 'cebuano' => 'ceb',
+ 'croatian' => 'hrv',
+ 'czech' => 'ces',
+ 'danish' => 'dan',
+ 'dutch' => 'nld',
+ 'english' => 'eng',
+ 'estonian' => 'est',
+ 'farsi' => 'fas',
+ 'finnish' => 'fin',
+ 'french' => 'fra',
+ 'german' => 'deu',
+ 'hausa' => 'hau',
+ 'hawaiian' => 'haw',
+ 'hindi' => 'hin',
+ 'hungarian' => 'hun',
+ 'icelandic' => 'isl',
+ 'indonesian' => 'ind',
+ 'italian' => 'ita',
+ 'kazakh' => 'kaz',
+ 'kyrgyz' => 'kir',
+ 'latin' => 'lat',
+ 'latvian' => 'lav',
+ 'lithuanian' => 'lit',
+ 'macedonian' => 'mkd',
+ 'mongolian' => 'mon',
+ 'nepali' => 'nep',
+ 'norwegian' => 'nor',
+ 'pashto' => 'pus',
+ 'pidgin' => 'crp',
+ 'polish' => 'pol',
+ 'portuguese' => 'por',
+ 'romanian' => 'ron',
+ 'russian' => 'rus',
+ 'serbian' => 'srp',
+ 'slovak' => 'slk',
+ 'slovene' => 'slv',
+ 'somali' => 'som',
+ 'spanish' => 'spa',
+ 'swahili' => 'swa',
+ 'swedish' => 'swe',
+ 'tagalog' => 'tgl',
+ 'turkish' => 'tur',
+ 'ukrainian' => 'ukr',
+ 'urdu' => 'urd',
+ 'uzbek' => 'uzb',
+ 'vietnamese' => 'vie',
+ 'welsh' => 'cym',
+ );
+
+ /**
+ * Maps ISO 639-1 2-letter language codes to the language names
+ * in the language database
+ *
+ * Not all languages have a 2 letter code, so some are missing
+ *
+ * @var array
+ */
+ public static $code2ToName = array(
+ 'ar' => 'arabic',
+ 'az' => 'azeri',
+ 'bg' => 'bulgarian',
+ 'bn' => 'bengali',
+ 'cs' => 'czech',
+ 'cy' => 'welsh',
+ 'da' => 'danish',
+ 'de' => 'german',
+ 'en' => 'english',
+ 'es' => 'spanish',
+ 'et' => 'estonian',
+ 'fa' => 'farsi',
+ 'fi' => 'finnish',
+ 'fr' => 'french',
+ 'ha' => 'hausa',
+ 'hi' => 'hindi',
+ 'hr' => 'croatian',
+ 'hu' => 'hungarian',
+ 'id' => 'indonesian',
+ 'is' => 'icelandic',
+ 'it' => 'italian',
+ 'kk' => 'kazakh',
+ 'ky' => 'kyrgyz',
+ 'la' => 'latin',
+ 'lt' => 'lithuanian',
+ 'lv' => 'latvian',
+ 'mk' => 'macedonian',
+ 'mn' => 'mongolian',
+ 'ne' => 'nepali',
+ 'nl' => 'dutch',
+ 'no' => 'norwegian',
+ 'pl' => 'polish',
+ 'ps' => 'pashto',
+ 'pt' => 'portuguese',
+ 'ro' => 'romanian',
+ 'ru' => 'russian',
+ 'sk' => 'slovak',
+ 'sl' => 'slovene',
+ 'so' => 'somali',
+ 'sq' => 'albanian',
+ 'sr' => 'serbian',
+ 'sv' => 'swedish',
+ 'sw' => 'swahili',
+ 'tl' => 'tagalog',
+ 'tr' => 'turkish',
+ 'uk' => 'ukrainian',
+ 'ur' => 'urdu',
+ 'uz' => 'uzbek',
+ 'vi' => 'vietnamese',
+ );
+
+ /**
+ * Maps ISO 639-2 3-letter language codes to the language names
+ * in the language database.
+ *
+ * @var array
+ */
+ public static $code3ToName = array(
+ 'ara' => 'arabic',
+ 'aze' => 'azeri',
+ 'ben' => 'bengali',
+ 'bul' => 'bulgarian',
+ 'ceb' => 'cebuano',
+ 'ces' => 'czech',
+ 'crp' => 'pidgin',
+ 'cym' => 'welsh',
+ 'dan' => 'danish',
+ 'deu' => 'german',
+ 'eng' => 'english',
+ 'est' => 'estonian',
+ 'fas' => 'farsi',
+ 'fin' => 'finnish',
+ 'fra' => 'french',
+ 'hau' => 'hausa',
+ 'haw' => 'hawaiian',
+ 'hin' => 'hindi',
+ 'hrv' => 'croatian',
+ 'hun' => 'hungarian',
+ 'ind' => 'indonesian',
+ 'isl' => 'icelandic',
+ 'ita' => 'italian',
+ 'kaz' => 'kazakh',
+ 'kir' => 'kyrgyz',
+ 'lat' => 'latin',
+ 'lav' => 'latvian',
+ 'lit' => 'lithuanian',
+ 'mkd' => 'macedonian',
+ 'mon' => 'mongolian',
+ 'nep' => 'nepali',
+ 'nld' => 'dutch',
+ 'nor' => 'norwegian',
+ 'pol' => 'polish',
+ 'por' => 'portuguese',
+ 'pus' => 'pashto',
+ 'rom' => 'romanian',
+ 'rus' => 'russian',
+ 'slk' => 'slovak',
+ 'slv' => 'slovene',
+ 'som' => 'somali',
+ 'spa' => 'spanish',
+ 'sqi' => 'albanian',
+ 'srp' => 'serbian',
+ 'swa' => 'swahili',
+ 'swe' => 'swedish',
+ 'tgl' => 'tagalog',
+ 'tur' => 'turkish',
+ 'ukr' => 'ukrainian',
+ 'urd' => 'urdu',
+ 'uzb' => 'uzbek',
+ 'vie' => 'vietnamese',
+ );
+
+ /**
+ * Returns the 2-letter ISO 639-1 code for the given language name.
+ *
+ * @param string $lang English language name like "swedish"
+ *
+ * @return string Two-letter language code (e.g. "sv") or NULL if not found
+ */
+ public static function nameToCode2($lang)
+ {
+ $lang = strtolower($lang);
+ if (!isset(self::$nameToCode2[$lang])) {
+ return null;
+ }
+ return self::$nameToCode2[$lang];
+ }
+
+ /**
+ * Returns the 3-letter ISO 639-2 code for the given language name.
+ *
+ * @param string $lang English language name like "swedish"
+ *
+ * @return string Three-letter language code (e.g. "swe") or NULL if not found
+ */
+ public static function nameToCode3($lang)
+ {
+ $lang = strtolower($lang);
+ if (!isset(self::$nameToCode3[$lang])) {
+ return null;
+ }
+ return self::$nameToCode3[$lang];
+ }
+
+ /**
+ * Returns the language name for the given 2-letter ISO 639-1 code.
+ *
+ * @param string $code Two-letter language code (e.g. "sv")
+ *
+ * @return string English language name like "swedish"
+ */
+ public static function code2ToName($code)
+ {
+ $lang = strtolower($code);
+ if (!isset(self::$code2ToName[$code])) {
+ return null;
+ }
+ return self::$code2ToName[$code];
+ }
+
+ /**
+ * Returns the language name for the given 3-letter ISO 639-2 code.
+ *
+ * @param string $code Three-letter language code (e.g. "swe")
+ *
+ * @return string English language name like "swedish"
+ */
+ public static function code3ToName($code)
+ {
+ $lang = strtolower($code);
+ if (!isset(self::$code3ToName[$code])) {
+ return null;
+ }
+ return self::$code3ToName[$code];
+ }
+}
+
+?> \ No newline at end of file
diff --git a/vendor/pear/text_languagedetect/Text/LanguageDetect/Parser.php b/vendor/pear/text_languagedetect/Text/LanguageDetect/Parser.php
new file mode 100644
index 000000000..3ec177640
--- /dev/null
+++ b/vendor/pear/text_languagedetect/Text/LanguageDetect/Parser.php
@@ -0,0 +1,358 @@
+<?php
+/**
+ * Part of Text_LanguageDetect
+ *
+ * PHP version 5
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Nicholas Pisarro <infinityminusnine+pear@gmail.com>
+ * @copyright 2006 Nicholas Pisarro
+ * @license BSD http://www.opensource.org/licenses/bsd-license.php
+ * @link http://pear.php.net/package/Text_LanguageDetect/
+ */
+
+/**
+ * This class represents a text sample to be parsed.
+ *
+ * This separates the analysis of a text sample from the primary LanguageDetect
+ * class. After a new profile has been built, the data can be retrieved using
+ * the accessor functions.
+ *
+ * This class is intended to be used by the Text_LanguageDetect class, not
+ * end-users.
+ *
+ * @category Text
+ * @package Text_LanguageDetect
+ * @author Nicholas Pisarro <infinityminusnine+pear@gmail.com>
+ * @copyright 2006 Nicholas Pisarro
+ * @license BSD http://www.opensource.org/licenses/bsd-license.php
+ * @version Release: @package_version@
+ * @link http://pear.php.net/package/Text_LanguageDetect/
+ */
+class Text_LanguageDetect_Parser extends Text_LanguageDetect
+{
+ /**
+ * The piece of text being parsed
+ *
+ * @var string
+ */
+ protected $_string;
+
+ /**
+ * Stores the trigram frequencies of the sample
+ *
+ * @var string
+ */
+ protected $_trigrams = array();
+
+ /**
+ * Stores the trigram ranks of the sample
+ *
+ * @var array
+ */
+ protected $_trigram_ranks = array();
+
+ /**
+ * Stores the unicode blocks of the sample
+ *
+ * @var array
+ */
+ protected $_unicode_blocks = array();
+
+ /**
+ * Whether the parser should compile the unicode ranges
+ *
+ * @var bool
+ */
+ protected $_compile_unicode = false;
+
+ /**
+ * Whether the parser should compile trigrams
+ *
+ * @var bool
+ */
+ protected $_compile_trigram = false;
+
+ /**
+ * Whether the trigram parser should pad the beginning of the string
+ *
+ * @var bool
+ */
+ protected $_trigram_pad_start = false;
+
+ /**
+ * Whether the unicode parser should skip non-alphabetical ascii chars
+ *
+ * @var bool
+ */
+ protected $_unicode_skip_symbols = true;
+
+ /**
+ * Constructor
+ *
+ * @param string $string string to be parsed
+ */
+ public function __construct($string)
+ {
+ $this->_string = $string;
+ }
+
+ /**
+ * PHP 4 constructor for backwards compatibility.
+ *
+ * @param string $string string to be parsed
+ *
+ * @return void
+ */
+ public function Text_LanguageDetect_Parser($string)
+ {
+ self::__construct($string);
+ }
+
+ /**
+ * Returns true if a string is suitable for parsing
+ *
+ * @param string $str input string to test
+ *
+ * @return bool true if acceptable, false if not
+ */
+ public static function validateString($str)
+ {
+ if (!empty($str) && strlen($str) > 3 && preg_match('/\S/', $str)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Turn on/off trigram counting
+ *
+ * @param bool $bool true for on, false for off
+ *
+ * @return void
+ */
+ public function prepareTrigram($bool = true)
+ {
+ $this->_compile_trigram = $bool;
+ }
+
+ /**
+ * Turn on/off unicode block counting
+ *
+ * @param bool $bool true for on, false for off
+ *
+ * @return void
+ */
+ public function prepareUnicode($bool = true)
+ {
+ $this->_compile_unicode = $bool;
+ }
+
+ /**
+ * Turn on/off padding the beginning of the sample string
+ *
+ * @param bool $bool true for on, false for off
+ *
+ * @return void
+ */
+ public function setPadStart($bool = true)
+ {
+ $this->_trigram_pad_start = $bool;
+ }
+
+ /**
+ * Should the unicode block counter skip non-alphabetical ascii chars?
+ *
+ * @param bool $bool true for on, false for off
+ *
+ * @return void
+ */
+ public function setUnicodeSkipSymbols($bool = true)
+ {
+ $this->_unicode_skip_symbols = $bool;
+ }
+
+ /**
+ * Returns the trigram ranks for the text sample
+ *
+ * @return array Trigram ranks in the text sample
+ */
+ public function getTrigramRanks()
+ {
+ return $this->_trigram_ranks;
+ }
+
+ /**
+ * Return the trigram freqency table
+ *
+ * Only used in testing to make sure the parser is working
+ *
+ * @return array Trigram freqencies in the text sample
+ */
+ public function getTrigramFreqs()
+ {
+ return $this->_trigram;
+ }
+
+ /**
+ * Returns the array of unicode blocks
+ *
+ * @return array Unicode blocks in the text sample
+ */
+ public function getUnicodeBlocks()
+ {
+ return $this->_unicode_blocks;
+ }
+
+ /**
+ * Executes the parsing operation
+ *
+ * Be sure to call the set*() functions to set options and the
+ * prepare*() functions first to tell it what kind of data to compute
+ *
+ * Afterwards the get*() functions can be used to access the compiled
+ * information.
+ *
+ * @return void
+ */
+ public function analyze()
+ {
+ $len = strlen($this->_string);
+ $byte_counter = 0;
+
+
+ // unicode startup
+ if ($this->_compile_unicode) {
+ $blocks = $this->_read_unicode_block_db();
+ $block_count = count($blocks);
+
+ $skipped_count = 0;
+ $unicode_chars = array();
+ }
+
+ // trigram startup
+ if ($this->_compile_trigram) {
+ // initialize them as blank so the parser will skip the first two
+ // (since it skips trigrams with more than 2 contiguous spaces)
+ $a = ' ';
+ $b = ' ';
+
+ // kludge
+ // if it finds a valid trigram to start and the start pad option is
+ // off, then set a variable that will be used to reduce this
+ // trigram after parsing has finished
+ if (!$this->_trigram_pad_start) {
+ $a = $this->_next_char($this->_string, $byte_counter, true);
+
+ if ($a != ' ') {
+ $b = $this->_next_char($this->_string, $byte_counter, true);
+ $dropone = " $a$b";
+ }
+
+ $byte_counter = 0;
+ $a = ' ';
+ $b = ' ';
+ }
+ }
+
+ while ($byte_counter < $len) {
+ $char = $this->_next_char($this->_string, $byte_counter, true);
+
+
+ // language trigram detection
+ if ($this->_compile_trigram) {
+ if (!($b == ' ' && ($a == ' ' || $char == ' '))) {
+ if (!isset($this->_trigram[$a . $b . $char])) {
+ $this->_trigram[$a . $b . $char] = 1;
+ } else {
+ $this->_trigram[$a . $b . $char]++;
+ }
+ }
+
+ $a = $b;
+ $b = $char;
+ }
+
+ // unicode block detection
+ if ($this->_compile_unicode) {
+ if ($this->_unicode_skip_symbols
+ && strlen($char) == 1
+ && ($char < 'A' || $char > 'z'
+ || ($char > 'Z' && $char < 'a'))
+ && $char != "'"
+ ) { // does not skip the apostrophe
+ // since it's included in the language
+ // models
+
+ $skipped_count++;
+ continue;
+ }
+
+ // build an array of all the characters
+ if (isset($unicode_chars[$char])) {
+ $unicode_chars[$char]++;
+ } else {
+ $unicode_chars[$char] = 1;
+ }
+ }
+
+ // todo: add byte detection here
+ }
+
+ // unicode cleanup
+ if ($this->_compile_unicode) {
+ foreach ($unicode_chars as $utf8_char => $count) {
+ $search_result = $this->_unicode_block_name(
+ $this->_utf8char2unicode($utf8_char), $blocks, $block_count
+ );
+
+ if ($search_result != -1) {
+ $block_name = $search_result[2];
+ } else {
+ $block_name = '[Malformatted]';
+ }
+
+ if (isset($this->_unicode_blocks[$block_name])) {
+ $this->_unicode_blocks[$block_name] += $count;
+ } else {
+ $this->_unicode_blocks[$block_name] = $count;
+ }
+ }
+ }
+
+
+ // trigram cleanup
+ if ($this->_compile_trigram) {
+ // pad the end
+ if ($b != ' ') {
+ if (!isset($this->_trigram["$a$b "])) {
+ $this->_trigram["$a$b "] = 1;
+ } else {
+ $this->_trigram["$a$b "]++;
+ }
+ }
+
+ // perl compatibility; Language::Guess does not pad the beginning
+ // kludge
+ if (isset($dropone)) {
+ if ($this->_trigram[$dropone] == 1) {
+ unset($this->_trigram[$dropone]);
+ } else {
+ $this->_trigram[$dropone]--;
+ }
+ }
+
+ if (!empty($this->_trigram)) {
+ $this->_trigram_ranks = $this->_arr_rank($this->_trigram);
+ } else {
+ $this->_trigram_ranks = array();
+ }
+ }
+ }
+}
+
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+?>