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<?php |
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/** |
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* Copyright (c) 2011-present Mediasift Ltd |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* * Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* * Neither the names of the copyright holders nor the names of his |
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* contributors may be used to endorse or promote products derived |
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* from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* @category Libraries |
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* @package Storyplayer/Prose |
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* @author Stuart Herbert <[email protected]> |
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* @copyright 2011-present Mediasift Ltd www.datasift.com |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://datasift.github.io/storyplayer |
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*/ |
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namespace Prose; |
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use ReflectionObject; |
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use DataSift\Storyplayer\PlayerLib\StoryTeller; |
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/** |
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* base class for all Prose classes |
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* |
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* @category Libraries |
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* @package Storyplayer/Prose |
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* @author Stuart Herbert <[email protected]> |
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* @copyright 2011-present Mediasift Ltd www.datasift.com |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://datasift.github.io/storyplayer |
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*/ |
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class Prose |
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{ |
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/** |
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* the one object that knows how to get to everything |
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* @var \DataSift\Storyplayer\PlayerLib\StoryTeller |
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*/ |
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protected $st = null; |
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protected $args = array(); |
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protected $topElement = null; |
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protected $topXpath = null; |
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protected $device = null; |
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public function __construct(StoryTeller $st, $args = array()) |
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{ |
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// save the StoryTeller object; we're going to need it! |
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$this->st = $st; |
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// save any arguments that have been passed into the constructor |
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// our child classes may be interested in them |
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if (!is_array($args)) { |
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throw new E5xx_ActionFailed(__METHOD__); |
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} |
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$this->args = $args; |
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// setup the page context |
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$this->initPageContext(); |
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// run any context-specific setup that we need |
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$this->initActions(); |
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} |
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protected function initPageContext() |
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{ |
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// make sure we are looking at the right part of the page |
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$pageContext = $this->st->getPageContext(); |
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$pageContext->switchToContext($this->st); |
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} |
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/** |
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* override this method if required (for example, for web browsers) |
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* |
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* @return void |
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*/ |
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protected function initActions() |
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{ |
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} |
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protected function initDevice() |
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{ |
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// start the test device |
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$this->device = $this->st->getRunningDevice(); |
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// set our top XPATH node |
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// |
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// for the moment, we are assuming that the test device is |
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// a web browser, because historically this has always been |
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// the case |
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// |
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// when this assumption is no longer valid, we will need to |
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// revisit this code |
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$this->setTopXpath("//html"); |
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// set our top element |
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// |
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// we cannot assume that the browser has any DOM loaded at all |
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$this->setTopElement($this->device); |
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} |
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public function __call($methodName, $params) |
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{ |
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// this only gets called if there's no matching method |
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throw new E5xx_NotImplemented(get_class($this) . '::' . $methodName); |
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} |
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public function getTopElement() |
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{ |
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return $this->topElement; |
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} |
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public function setTopElement($element) |
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{ |
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$this->topElement = $element; |
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} |
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protected function getTopXpath() |
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{ |
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return $this->topXpath; |
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} |
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/** |
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* @param string $xpath |
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*/ |
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protected function setTopXpath($xpath) |
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{ |
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$this->topXpath = $xpath; |
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} |
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// ==================================================================== |
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// |
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// Convertors go here |
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// |
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// -------------------------------------------------------------------- |
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public function toNum($string) |
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{ |
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$final = str_replace(array(',', '$', ' '), '', $string); |
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return (double)$final; |
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} |
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public function getSourceFilename() |
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{ |
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$refObj = new ReflectionObject($this); |
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return $refObj->getFileName(); |
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} |
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} |
Our type inference engine in quite powerful, but sometimes the code does not provide enough clues to go by. In these cases we request you to add a
@returnannotation as described here.