box-o-sand/php-practice/web-cake/html/cake/console/libs/tasks/extract.php

495 lines
14 KiB
PHP

<?php
/**
* Language string extractor
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.console.libs
* @since CakePHP(tm) v 1.2.0.5012
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
/**
* Language string extractor
*
* @package cake
* @subpackage cake.cake.console.libs.tasks
*/
class ExtractTask extends Shell {
/**
* Paths to use when looking for strings
*
* @var string
* @access private
*/
var $__paths = array();
/**
* Files from where to extract
*
* @var array
* @access private
*/
var $__files = array();
/**
* Merge all domains string into the default.pot file
*
* @var boolean
* @access private
*/
var $__merge = false;
/**
* Current file being processed
*
* @var string
* @access private
*/
var $__file = null;
/**
* Contains all content waiting to be write
*
* @var string
* @access private
*/
var $__storage = array();
/**
* Extracted tokens
*
* @var array
* @access private
*/
var $__tokens = array();
/**
* Extracted strings
*
* @var array
* @access private
*/
var $__strings = array();
/**
* Destination path
*
* @var string
* @access private
*/
var $__output = null;
/**
* Execution method always used for tasks
*
* @return void
* @access private
*/
function execute() {
if (isset($this->params['files']) && !is_array($this->params['files'])) {
$this->__files = explode(',', $this->params['files']);
}
if (isset($this->params['paths'])) {
$this->__paths = explode(',', $this->params['paths']);
} else {
$defaultPath = $this->params['working'];
$message = sprintf(__("What is the full path you would like to extract?\nExample: %s\n[Q]uit [D]one", true), $this->params['root'] . DS . 'myapp');
while (true) {
$response = $this->in($message, null, $defaultPath);
if (strtoupper($response) === 'Q') {
$this->out(__('Extract Aborted', true));
$this->_stop();
} elseif (strtoupper($response) === 'D') {
$this->out();
break;
} elseif (is_dir($response)) {
$this->__paths[] = $response;
$defaultPath = 'D';
} else {
$this->err(__('The directory path you supplied was not found. Please try again.', true));
}
$this->out();
}
}
if (isset($this->params['output'])) {
$this->__output = $this->params['output'];
} else {
$message = sprintf(__("What is the full path you would like to output?\nExample: %s\n[Q]uit", true), $this->__paths[0] . DS . 'locale');
while (true) {
$response = $this->in($message, null, $this->__paths[0] . DS . 'locale');
if (strtoupper($response) === 'Q') {
$this->out(__('Extract Aborted', true));
$this->_stop();
} elseif (is_dir($response)) {
$this->__output = $response . DS;
break;
} else {
$this->err(__('The directory path you supplied was not found. Please try again.', true));
}
$this->out();
}
}
if (isset($this->params['merge'])) {
$this->__merge = !(strtolower($this->params['merge']) === 'no');
} else {
$this->out();
$response = $this->in(sprintf(__('Would you like to merge all domains strings into the default.pot file?', true)), array('y', 'n'), 'n');
$this->__merge = strtolower($response) === 'y';
}
if (empty($this->__files)) {
$this->__searchFiles();
}
$this->__extract();
}
/**
* Extract text
*
* @return void
* @access private
*/
function __extract() {
$this->out();
$this->out();
$this->out(__('Extracting...', true));
$this->hr();
$this->out(__('Paths:', true));
foreach ($this->__paths as $path) {
$this->out(' ' . $path);
}
$this->out(__('Output Directory: ', true) . $this->__output);
$this->hr();
$this->__extractTokens();
$this->__buildFiles();
$this->__writeFiles();
$this->__paths = $this->__files = $this->__storage = array();
$this->__strings = $this->__tokens = array();
$this->out();
$this->out(__('Done.', true));
}
/**
* Show help options
*
* @return void
* @access public
*/
function help() {
$this->out(__('CakePHP Language String Extraction:', true));
$this->hr();
$this->out(__('The Extract script generates .pot file(s) with translations', true));
$this->out(__('By default the .pot file(s) will be place in the locale directory of -app', true));
$this->out(__('By default -app is ROOT/app', true));
$this->hr();
$this->out(__('Usage: cake i18n extract <command> <param1> <param2>...', true));
$this->out();
$this->out(__('Params:', true));
$this->out(__(' -app [path...]: directory where your application is located', true));
$this->out(__(' -root [path...]: path to install', true));
$this->out(__(' -core [path...]: path to cake directory', true));
$this->out(__(' -paths [comma separated list of paths, full path is needed]', true));
$this->out(__(' -merge [yes|no]: Merge all domains strings into the default.pot file', true));
$this->out(__(' -output [path...]: Full path to output directory', true));
$this->out(__(' -files: [comma separated list of files, full path to file is needed]', true));
$this->out();
$this->out(__('Commands:', true));
$this->out(__(' cake i18n extract help: Shows this help message.', true));
$this->out();
}
/**
* Extract tokens out of all files to be processed
*
* @return void
* @access private
*/
function __extractTokens() {
foreach ($this->__files as $file) {
$this->__file = $file;
$this->out(sprintf(__('Processing %s...', true), $file));
$code = file_get_contents($file);
$allTokens = token_get_all($code);
$this->__tokens = array();
$lineNumber = 1;
foreach ($allTokens as $token) {
if ((!is_array($token)) || (($token[0] != T_WHITESPACE) && ($token[0] != T_INLINE_HTML))) {
if (is_array($token)) {
$token[] = $lineNumber;
}
$this->__tokens[] = $token;
}
if (is_array($token)) {
$lineNumber += count(explode("\n", $token[1])) - 1;
} else {
$lineNumber += count(explode("\n", $token)) - 1;
}
}
unset($allTokens);
$this->__parse('__', array('singular'));
$this->__parse('__n', array('singular', 'plural'));
$this->__parse('__d', array('domain', 'singular'));
$this->__parse('__c', array('singular'));
$this->__parse('__dc', array('domain', 'singular'));
$this->__parse('__dn', array('domain', 'singular', 'plural'));
$this->__parse('__dcn', array('domain', 'singular', 'plural'));
}
}
/**
* Parse tokens
*
* @param string $functionName Function name that indicates translatable string (e.g: '__')
* @param array $map Array containing what variables it will find (e.g: domain, singular, plural)
* @return void
* @access private
*/
function __parse($functionName, $map) {
$count = 0;
$tokenCount = count($this->__tokens);
while (($tokenCount - $count) > 1) {
list($countToken, $firstParenthesis) = array($this->__tokens[$count], $this->__tokens[$count + 1]);
if (!is_array($countToken)) {
$count++;
continue;
}
list($type, $string, $line) = $countToken;
if (($type == T_STRING) && ($string == $functionName) && ($firstParenthesis == '(')) {
$position = $count;
$depth = 0;
while ($depth == 0) {
if ($this->__tokens[$position] == '(') {
$depth++;
} elseif ($this->__tokens[$position] == ')') {
$depth--;
}
$position++;
}
$mapCount = count($map);
$strings = array();
while (count($strings) < $mapCount && ($this->__tokens[$position] == ',' || $this->__tokens[$position][0] == T_CONSTANT_ENCAPSED_STRING)) {
if ($this->__tokens[$position][0] == T_CONSTANT_ENCAPSED_STRING) {
$strings[] = $this->__tokens[$position][1];
}
$position++;
}
if ($mapCount == count($strings)) {
extract(array_combine($map, $strings));
if (!isset($domain)) {
$domain = '\'default\'';
}
$string = $this->__formatString($singular);
if (isset($plural)) {
$string .= "\0" . $this->__formatString($plural);
}
$this->__strings[$this->__formatString($domain)][$string][$this->__file][] = $line;
} else {
$this->__markerError($this->__file, $line, $functionName, $count);
}
}
$count++;
}
}
/**
* Build the translate template file contents out of obtained strings
*
* @return void
* @access private
*/
function __buildFiles() {
foreach ($this->__strings as $domain => $strings) {
foreach ($strings as $string => $files) {
$occurrences = array();
foreach ($files as $file => $lines) {
$occurrences[] = $file . ':' . implode(';', $lines);
}
$occurrences = implode("\n#: ", $occurrences);
$header = '#: ' . str_replace($this->__paths, '', $occurrences) . "\n";
if (strpos($string, "\0") === false) {
$sentence = "msgid \"{$string}\"\n";
$sentence .= "msgstr \"\"\n\n";
} else {
list($singular, $plural) = explode("\0", $string);
$sentence = "msgid \"{$singular}\"\n";
$sentence .= "msgid_plural \"{$plural}\"\n";
$sentence .= "msgstr[0] \"\"\n";
$sentence .= "msgstr[1] \"\"\n\n";
}
$this->__store($domain, $header, $sentence);
if ($domain != 'default' && $this->__merge) {
$this->__store('default', $header, $sentence);
}
}
}
}
/**
* Prepare a file to be stored
*
* @return void
* @access private
*/
function __store($domain, $header, $sentence) {
if (!isset($this->__storage[$domain])) {
$this->__storage[$domain] = array();
}
if (!isset($this->__storage[$domain][$sentence])) {
$this->__storage[$domain][$sentence] = $header;
} else {
$this->__storage[$domain][$sentence] .= $header;
}
}
/**
* Write the files that need to be stored
*
* @return void
* @access private
*/
function __writeFiles() {
$overwriteAll = false;
foreach ($this->__storage as $domain => $sentences) {
$output = $this->__writeHeader();
foreach ($sentences as $sentence => $header) {
$output .= $header . $sentence;
}
$filename = $domain . '.pot';
$File = new File($this->__output . $filename);
$response = '';
while ($overwriteAll === false && $File->exists() && strtoupper($response) !== 'Y') {
$this->out();
$response = $this->in(sprintf(__('Error: %s already exists in this location. Overwrite? [Y]es, [N]o, [A]ll', true), $filename), array('y', 'n', 'a'), 'y');
if (strtoupper($response) === 'N') {
$response = '';
while ($response == '') {
$response = $this->in(sprintf(__("What would you like to name this file?\nExample: %s", true), 'new_' . $filename), null, 'new_' . $filename);
$File = new File($this->__output . $response);
$filename = $response;
}
} elseif (strtoupper($response) === 'A') {
$overwriteAll = true;
}
}
$File->write($output);
$File->close();
}
}
/**
* Build the translation template header
*
* @return string Translation template header
* @access private
*/
function __writeHeader() {
$output = "# LANGUAGE translation of CakePHP Application\n";
$output .= "# Copyright YEAR NAME <EMAIL@ADDRESS>\n";
$output .= "#\n";
$output .= "#, fuzzy\n";
$output .= "msgid \"\"\n";
$output .= "msgstr \"\"\n";
$output .= "\"Project-Id-Version: PROJECT VERSION\\n\"\n";
$output .= "\"POT-Creation-Date: " . date("Y-m-d H:iO") . "\\n\"\n";
$output .= "\"PO-Revision-Date: YYYY-mm-DD HH:MM+ZZZZ\\n\"\n";
$output .= "\"Last-Translator: NAME <EMAIL@ADDRESS>\\n\"\n";
$output .= "\"Language-Team: LANGUAGE <EMAIL@ADDRESS>\\n\"\n";
$output .= "\"MIME-Version: 1.0\\n\"\n";
$output .= "\"Content-Type: text/plain; charset=utf-8\\n\"\n";
$output .= "\"Content-Transfer-Encoding: 8bit\\n\"\n";
$output .= "\"Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\\n\"\n\n";
return $output;
}
/**
* Format a string to be added as a translateable string
*
* @param string $string String to format
* @return string Formatted string
* @access private
*/
function __formatString($string) {
$quote = substr($string, 0, 1);
$string = substr($string, 1, -1);
if ($quote == '"') {
$string = stripcslashes($string);
} else {
$string = strtr($string, array("\\'" => "'", "\\\\" => "\\"));
}
$string = str_replace("\r\n", "\n", $string);
return addcslashes($string, "\0..\37\\\"");
}
/**
* Indicate an invalid marker on a processed file
*
* @param string $file File where invalid marker resides
* @param integer $line Line number
* @param string $marker Marker found
* @param integer $count Count
* @return void
* @access private
*/
function __markerError($file, $line, $marker, $count) {
$this->out(sprintf(__("Invalid marker content in %s:%s\n* %s(", true), $file, $line, $marker), true);
$count += 2;
$tokenCount = count($this->__tokens);
$parenthesis = 1;
while ((($tokenCount - $count) > 0) && $parenthesis) {
if (is_array($this->__tokens[$count])) {
$this->out($this->__tokens[$count][1], false);
} else {
$this->out($this->__tokens[$count], false);
if ($this->__tokens[$count] == '(') {
$parenthesis++;
}
if ($this->__tokens[$count] == ')') {
$parenthesis--;
}
}
$count++;
}
$this->out("\n", true);
}
/**
* Search files that may contain translateable strings
*
* @return void
* @access private
*/
function __searchFiles() {
foreach ($this->__paths as $path) {
$Folder = new Folder($path);
$files = $Folder->findRecursive('.*\.(php|ctp|thtml|inc|tpl)', true);
$this->__files = array_merge($this->__files, $files);
}
}
}