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<?php |
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/** |
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* Copyright (c) 1998-2015 Browser Capabilities Project |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included |
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* in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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* |
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* @category Browscap-PHP |
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* @copyright 1998-2015 Browser Capabilities Project |
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* @license http://www.opensource.org/licenses/MIT MIT License |
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* @link https://github.com/browscap/browscap-php/ |
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* @since added with version 3.0 |
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*/ |
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namespace BrowscapPHP\Parser; |
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use BrowscapPHP\Formatter\FormatterInterface; |
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use BrowscapPHP\Parser\Helper\GetDataInterface; |
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use BrowscapPHP\Parser\Helper\GetPatternInterface; |
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/** |
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* Ini parser class (compatible with PHP 5.3+) |
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* |
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* @category Browscap-PHP |
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* @author Christoph Ziegenberg <[email protected]> |
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* @author Thomas Müller <[email protected]> |
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* @copyright Copyright (c) 1998-2015 Browser Capabilities Project |
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* @version 3.0 |
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* @license http://www.opensource.org/licenses/MIT MIT License |
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* @link https://github.com/browscap/browscap-php/ |
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*/ |
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class Ini implements ParserInterface |
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{ |
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/** |
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* @var Helper\GetPatternInterface |
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*/ |
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private $patternHelper = null; |
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/** |
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* @var Helper\GetDataInterface |
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*/ |
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private $dataHelper = null; |
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/** |
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* Formatter to use |
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* |
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* @var \BrowscapPHP\Formatter\FormatterInterface |
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*/ |
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private $formatter = null; |
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/** |
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* class constructor |
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* |
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* @param \BrowscapPHP\Parser\Helper\GetPatternInterface $patternHelper |
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* @param \BrowscapPHP\Parser\Helper\GetDataInterface $dataHelper |
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* @param \BrowscapPHP\Formatter\FormatterInterface $formatter |
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*/ |
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2 |
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public function __construct( |
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GetPatternInterface $patternHelper, |
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GetDataInterface $dataHelper, |
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FormatterInterface $formatter |
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) { |
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2 |
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$this->patternHelper = $patternHelper; |
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2 |
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$this->dataHelper = $dataHelper; |
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$this->formatter = $formatter; |
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} |
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/** |
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* Gets the browser data formatr for the given user agent |
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* (or null if no data avaailble, no even the default browser) |
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* |
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* @param string $userAgent |
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* @return FormatterInterface|null |
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*/ |
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1 |
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public function getBrowser($userAgent) |
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{ |
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1 |
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$userAgent = strtolower($userAgent); |
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1 |
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$formatter = null; |
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1 |
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foreach ($this->patternHelper->getPatterns($userAgent) as $patterns) { |
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1 |
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$patternToMatch = '/^(?:' . str_replace("\t", ')|(?:', $patterns) . ')$/i'; |
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1 |
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if (!preg_match($patternToMatch, $userAgent)) { |
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continue; |
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} |
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// strtok() requires less memory than explode() |
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$pattern = strtok($patterns, "\t"); |
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1 |
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while ($pattern !== false) { |
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$pattern = str_replace('[\d]', '(\d)', $pattern); |
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$quotedPattern = '/^' . $pattern . '$/i'; |
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$matches = []; |
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if (preg_match($quotedPattern, $userAgent, $matches)) { |
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// Insert the digits back into the pattern, so that we can search the settings for it |
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if (count($matches) > 1) { |
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array_shift($matches); |
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foreach ($matches as $oneMatch) { |
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$numPos = strpos($pattern, '(\d)'); |
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$pattern = substr_replace($pattern, $oneMatch, $numPos, 4); |
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} |
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} |
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// Try to get settings - as digits have been replaced to speed up the pattern search (up to 90 faster), |
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// we won't always find the data in the first step - so check if settings have been found and if not, |
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// search for the next pattern. |
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$settings = $this->dataHelper->getSettings($pattern); |
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if (count($settings) > 0) { |
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$formatter = $this->formatter; |
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$formatter->setData($settings); |
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break 2; |
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} |
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} |
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$pattern = strtok("\t"); |
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} |
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} |
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1 |
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return $formatter; |
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} |
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} |
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browscap /
browscap-php
