135 lines
6.3 KiB
PHP
135 lines
6.3 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2008-2010 (original work) Deutsche Institut für Internationale Pädagogische Forschung (under the project TAO-TRANSFER);
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* 2009-2012 (update and modification) Public Research Centre Henri Tudor (under the project TAO-SUSTAIN & TAO-DEV);
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*
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*/
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/**
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* The StructureExtractor extracts translation units from structures.xml files.
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*
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* Some extracted translation units will be given a 'tao-public' flag. This flag indicates
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* that the translation unit has to be included in every compiled messages.po file.
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*
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* @access public
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* @author firstname and lastname of author, <author@example.org>
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* @package tao
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*/
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class tao_helpers_translation_StructureExtractor extends tao_helpers_translation_TranslationExtractor
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{
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/**
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* Extracts the translation units from a structures.xml file.
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* Translation Units can be retrieved after extraction by calling the getTranslationUnits
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* method.
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*
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* @access public
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* @author Jerome Bogaerts <jerome@taotesting.com>
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* @throws tao_helpers_translation_TranslationException If an error occurs.
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*/
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public function extract()
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{
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$translationUnits = [];
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foreach ($this->getPaths() as $file) {
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$xml = new \SimpleXMLElement($file, null, true);
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if ($xml instanceof SimpleXMLElement) {
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// look up for "name" attributes of structure elements.
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$nodes = $xml->xpath("//structure[@name]|//section[@name]");
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foreach ($nodes as $node) {
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if (isset($node['name'])) {
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$nodeName = (string)$node['name'];
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeName);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeName] = $newTranslationUnit;
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}
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}
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// look up for "name" attributes of action elements.
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$nodes = $xml->xpath("//action[@name]|//tree[@name]");
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foreach ($nodes as $node) {
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if (isset($node['name'])) {
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$nodeName = (string)$node['name'];
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeName);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeName] = $newTranslationUnit;
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}
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}
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// look up for "description" elements.
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$nodes = $xml->xpath("//description");
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foreach ($nodes as $node) {
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if ((string)$node != '') {
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource((string)$node);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[(string)$node] = $newTranslationUnit;
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}
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}
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// look up for "action" elements inside a toolbar
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$nodes = $xml->xpath("//toolbar/toolbaraction");
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foreach ($nodes as $node) {
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$nodeValue = (string)$node;
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if (trim($nodeValue) != '' && !array_key_exists($nodeValue, $translationUnits)) {
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeValue);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeValue] = $newTranslationUnit;
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}
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}
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// look up for the "title" attr of an "action" element inside a toolbar
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$nodes = $xml->xpath("//toolbar/toolbaraction[@title]");
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foreach ($nodes as $node) {
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if (isset($node['title'])) {
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$nodeTitle = (string)$node['title'];
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeTitle);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeTitle] = $newTranslationUnit;
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}
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}
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// look up for the "entrypoint" elements
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$nodes = $xml->xpath("//entrypoint");
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foreach ($nodes as $node) {
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if (isset($node['title'])) {
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$nodeTitle = (string)$node['title'];
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeTitle);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeTitle] = $newTranslationUnit;
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}
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if (isset($node['label'])) {
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$nodeLabel = (string)$node['label'];
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$newTranslationUnit = new tao_helpers_translation_POTranslationUnit();
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$newTranslationUnit->setSource($nodeLabel);
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$newTranslationUnit->addFlag('tao-public');
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$translationUnits[$nodeTitle] = $newTranslationUnit;
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}
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}
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}
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}
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$this->setTranslationUnits(array_values($translationUnits));
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}
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}
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