My first commit of codes
This commit is contained in:
sujitprasad
406
vendor/giggsey/libphonenumber-for-php/build/libphonenumber/buildtools/GeneratePhonePrefixData.php
vendored
Normal file
406
vendor/giggsey/libphonenumber-for-php/build/libphonenumber/buildtools/GeneratePhonePrefixData.php
vendored
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@@ -0,0 +1,406 @@
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<?php
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namespace libphonenumber\buildtools;
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use Symfony\Component\Console\Helper\ProgressHelper;
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use Symfony\Component\Console\Output\OutputInterface;
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class GeneratePhonePrefixData
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{
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const NANPA_COUNTRY_CODE = 1;
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const DATA_FILE_EXTENSION = '.txt';
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const GENERATION_COMMENT = <<<'EOT'
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/**
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* This file is automatically @generated by {@link GeneratePhonePrefixData}.
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* Please don't modify it directly.
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*/
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EOT;
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public $inputDir;
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private $filesToIgnore = array('.', '..', '.svn', '.git');
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private $outputDir;
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private $englishMaps = array();
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/**
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* @var OutputInterface
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*/
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private static $consoleOutput;
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public function start($inputDir, $outputDir, OutputInterface $consoleOutput, ProgressHelper $progress)
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{
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$this->inputDir = $inputDir;
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$this->outputDir = $outputDir;
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self::$consoleOutput = $consoleOutput;
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$inputOutputMappings = $this->createInputOutputMappings();
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$availableDataFiles = array();
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$progress->start($consoleOutput, count($inputOutputMappings));
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foreach ($inputOutputMappings as $textFile => $outputFiles) {
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$mappings = $this->readMappingsFromFile($textFile);
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$language = $this->getLanguageFromTextFile($textFile);
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$this->removeEmptyEnglishMappings($mappings, $language);
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$this->makeDataFallbackToEnglish($textFile, $mappings);
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$mappingForFiles = $this->splitMap($mappings, $outputFiles);
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foreach ($mappingForFiles as $outputFile => $value) {
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$this->writeMappingFile($language, $outputFile, $value);
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$this->addConfigurationMapping($availableDataFiles, $language, $outputFile);
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}
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$progress->advance();
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}
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$this->writeConfigMap($availableDataFiles);
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$progress->finish();
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}
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private function createInputOutputMappings()
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{
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$topLevel = scandir($this->inputDir);
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$mappings = array();
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foreach ($topLevel as $languageDirectory) {
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if (in_array($languageDirectory, $this->filesToIgnore)) {
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continue;
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}
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$fileLocation = $this->inputDir . DIRECTORY_SEPARATOR . $languageDirectory;
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if (is_dir($fileLocation)) {
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// Will contain files
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$countryCodeFiles = scandir($fileLocation);
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foreach ($countryCodeFiles as $countryCodeFileName) {
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if (in_array($countryCodeFileName, $this->filesToIgnore)) {
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continue;
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}
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$outputFiles = $this->createOutputFileNames(
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$countryCodeFileName,
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$this->getCountryCodeFromTextFileName($countryCodeFileName),
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$languageDirectory
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);
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$mappings[$languageDirectory . DIRECTORY_SEPARATOR . $countryCodeFileName] = $outputFiles;
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}
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}
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}
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return $mappings;
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}
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/**
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* Method used by {@code #createInputOutputMappings()} to generate the list of output binary files
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* from the provided input text file. For the data files expected to be large (currently only
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* NANPA is supported), this method generates a list containing one output file for each area
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* code. Otherwise, a single file is added to the list.
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*/
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private function createOutputFileNames($file, $countryCode, $language)
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{
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$outputFiles = array();
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if ($countryCode == self::NANPA_COUNTRY_CODE) {
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// Fetch the 4-digit prefixes stored in the file.
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$phonePrefixes = array();
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$this->parseTextFile(
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$this->getFilePathFromLanguageAndCountryCode($language, $countryCode),
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function ($prefix, $location) use (&$phonePrefixes) {
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$shortPrefix = substr($prefix, 0, 4);
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if (!in_array($shortPrefix, $phonePrefixes)) {
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$phonePrefixes[] = $shortPrefix;
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}
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}
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);
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foreach ($phonePrefixes as $prefix) {
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$outputFiles[] = $this->generateFilename($prefix, $language);
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}
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} elseif ($countryCode == 86) {
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/*
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* Reduce memory usage for China numbers
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* @see https://github.com/giggsey/libphonenumber-for-php/issues/44
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*/
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// Fetch the 5-digit prefixes stored in the file.
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$phonePrefixes = array();
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$this->parseTextFile(
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$this->getFilePathFromLanguageAndCountryCode($language, $countryCode),
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function ($prefix, $location) use (&$phonePrefixes) {
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$shortPrefix = substr($prefix, 0, 5);
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if (!in_array($shortPrefix, $phonePrefixes)) {
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$phonePrefixes[] = $shortPrefix;
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}
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}
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);
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foreach ($phonePrefixes as $prefix) {
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$outputFiles[] = $this->generateFilename($prefix, $language);
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}
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} else {
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$outputFiles[] = $this->generateFilename($countryCode, $language);
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}
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return $outputFiles;
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}
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/**
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* Reads phone prefix data from the provides file path and invokes the given handler for each
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* mapping read.
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*
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* @param $filePath
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* @param $handler
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* @return array
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* @throws \InvalidArgumentException
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*/
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private function parseTextFile($filePath, \Closure $handler)
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{
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if (!file_exists($filePath) || !is_readable($filePath)) {
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throw new \InvalidArgumentException("File '{$filePath}' does not exist");
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}
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$data = file($filePath);
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$countryData = array();
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foreach ($data as $line) {
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// Remove \n
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$line = str_replace("\n", "", $line);
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$line = str_replace("\r", "", $line);
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$line = trim($line);
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if (strlen($line) == 0 || substr($line, 0, 1) == '#') {
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continue;
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}
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if (strpos($line, '|')) {
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// Valid line
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$parts = explode('|', $line);
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$prefix = $parts[0];
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$location = $parts[1];
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$handler($prefix, $location);
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}
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}
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return $countryData;
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}
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private function getFilePathFromLanguageAndCountryCode($language, $code)
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{
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return $this->getFilePath($language . DIRECTORY_SEPARATOR . $code . self::DATA_FILE_EXTENSION);
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}
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private function getFilePath($fileName)
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{
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$path = $this->inputDir . $fileName;
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return $path;
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}
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private function generateFilename($prefix, $language)
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{
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return $language . DIRECTORY_SEPARATOR . $prefix . self::DATA_FILE_EXTENSION;
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}
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private function getCountryCodeFromTextFileName($countryCodeFileName)
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{
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return str_replace(self::DATA_FILE_EXTENSION, '', $countryCodeFileName);
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}
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private function readMappingsFromFile($inputFile)
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{
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$areaCodeMap = array();
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$this->parseTextFile(
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$this->inputDir . $inputFile,
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function ($prefix, $location) use (&$areaCodeMap) {
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$areaCodeMap[$prefix] = $location;
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}
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);
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return $areaCodeMap;
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}
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private function getLanguageFromTextFile($textFile)
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{
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$parts = explode(DIRECTORY_SEPARATOR, $textFile);
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return $parts[0];
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}
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private function removeEmptyEnglishMappings(&$mappings, $language)
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{
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if ($language != "en") {
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return;
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}
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foreach ($mappings as $k => $v) {
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if ($v == "") {
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unset($mappings[$k]);
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}
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}
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}
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/**
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* Compress the provided mappings according to the English data file if any.
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* @param string $textFile
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* @param array $mappings
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*/
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private function makeDataFallbackToEnglish($textFile, &$mappings)
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{
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$englishPath = $this->getEnglishDataPath($textFile);
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if ($textFile == $englishPath || !file_exists($this->getFilePath($englishPath))) {
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return;
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}
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$countryCode = substr($textFile, 3, 2);
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if (!array_key_exists($countryCode, $this->englishMaps)) {
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$englishMap = $this->readMappingsFromFile($englishPath);
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$this->englishMaps[$countryCode] = $englishMap;
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}
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$this->compressAccordingToEnglishData($this->englishMaps[$countryCode], $mappings);
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}
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private function getEnglishDataPath($textFile)
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{
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return "en" . DIRECTORY_SEPARATOR . substr($textFile, 3, 2) . self::DATA_FILE_EXTENSION;
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}
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private function compressAccordingToEnglishData($englishMap, &$nonEnglishMap)
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{
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foreach ($nonEnglishMap as $prefix => $value) {
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if (array_key_exists($prefix, $englishMap)) {
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$englishDescription = $englishMap[$prefix];
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if ($englishDescription == $value) {
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if (!$this->hasOverlappingPrefix($prefix, $nonEnglishMap)) {
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unset($nonEnglishMap[$prefix]);
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} else {
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$nonEnglishMap[$prefix] = "";
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}
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}
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}
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}
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}
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private function hasOverlappingPrefix($number, $mappings)
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{
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while (strlen($number) > 0) {
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$number = substr($number, 0, -1);
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if (array_key_exists($number, $mappings)) {
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return true;
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}
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}
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return false;
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}
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private function splitMap($mappings, $outputFiles)
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{
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$mappingForFiles = array();
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foreach ($mappings as $prefix => $location) {
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$targetFile = null;
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foreach ($outputFiles as $k => $outputFile) {
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$outputFilePrefix = $this->getPhonePrefixLanguagePairFromFilename($outputFile)->prefix;
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if (self::startsWith($prefix, $outputFilePrefix)) {
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$targetFile = $outputFilePrefix;
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break;
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}
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}
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if (!array_key_exists($targetFile, $mappingForFiles)) {
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$mappingForFiles[$targetFile] = array();
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}
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$mappingForFiles[$targetFile][$prefix] = $location;
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}
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return $mappingForFiles;
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}
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/**
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* Extracts the phone prefix and the language code contained in the provided file name.
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*/
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private function getPhonePrefixLanguagePairFromFilename($outputFile)
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{
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$parts = explode(DIRECTORY_SEPARATOR, $outputFile);
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$returnObj = new \stdClass();
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$returnObj->language = $parts[0];
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$returnObj->prefix = $this->getCountryCodeFromTextFileName($parts[1]);
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return $returnObj;
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}
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/**
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*
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* @link http://stackoverflow.com/a/834355/403165
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* @param $haystack
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* @param $needle
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* @return bool
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*/
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private static function startsWith($haystack, $needle)
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{
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return !strncmp($haystack, $needle, strlen($needle));
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}
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private function writeMappingFile($language, $outputFile, $data)
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{
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if (!file_exists($this->outputDir . $language)) {
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mkdir($this->outputDir . $language);
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}
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$phpSource = '<?php' . PHP_EOL
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. self::GENERATION_COMMENT
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. 'return ' . var_export($data, true) . ';'
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. PHP_EOL;
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$outputPath = $this->outputDir . $language . DIRECTORY_SEPARATOR . $outputFile . '.php';
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file_put_contents($outputPath, $phpSource);
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}
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public function addConfigurationMapping(&$availableDataFiles, $language, $prefix)
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{
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if (!array_key_exists($language, $availableDataFiles)) {
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$availableDataFiles[$language] = array();
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}
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$availableDataFiles[$language][] = $prefix;
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}
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private function writeConfigMap($availableDataFiles)
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{
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$phpSource = '<?php' . PHP_EOL
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. self::GENERATION_COMMENT
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. 'return ' . var_export($availableDataFiles, true) . ';'
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. PHP_EOL;
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$outputPath = $this->outputDir . 'Map.php';
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file_put_contents($outputPath, $phpSource);
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}
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}
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