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<?php /* * $Id: SelectSelector.php 123 2006-09-14 20:19:08Z mrook $ * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * This software consists of voluntary contributions made by many individuals * and is licensed under the LGPL. For more information please see * <http://phing.info>. */ require_once 'phing/types/selectors/AndSelector.php'; /** * This selector just holds one other selector and forwards all * requests to it. It exists so that there is a single selector * type that can exist outside of any targets, as an element of * project. It overrides all of the reference stuff so that it * works as expected. Note that this is the only selector you * can reference. * * @author Hans Lellelid <hans@xmpl.org> (Phing) * @author Bruce Atherton <bruce@callenish.com> (Ant) * @version $Revision: 1.6 $ * @package phing.types.selectors */ class SelectSelector extends AndSelector { public function toString() { $buf = ""; if ($this->hasSelectors()) { $buf .= "{select: "; $buf .= parent::toString(); $buf .= "}"; } return $buf; } /** * Performs the check for circular references and returns the * referenced Selector. */ private function getRef() { $o = $this->getCheckedRef(get_class($this), "SelectSelector"); return $o; } /** * Indicates whether there are any selectors here. */ public function hasSelectors() { if ($this->isReference()) { return $this->getRef()->hasSelectors(); } return parent::hasSelectors(); } /** * Gives the count of the number of selectors in this container */ public function selectorCount() { if ($this->isReference()) { return $this->getRef()->selectorCount(); } return parent::selectorCount(); } /** * Returns the set of selectors as an array. */ public function getSelectors(Project $p) { if ($this->isReference()) { return $this->getRef()->getSelectors($p); } return parent::getSelectors($p); } /** * Returns an enumerator for accessing the set of selectors. */ public function selectorElements() { if ($this->isReference()) { return $this->getRef()->selectorElements(); } return parent::selectorElements(); } /** * Add a new selector into this container. * * @param selector the new selector to add * @return the selector that was added */ public function appendSelector(FileSelector $selector) { if ($this->isReference()) { throw $this->noChildrenAllowed(); } parent::appendSelector($selector); } /** * Makes sure that there is only one entry, sets an error message if * not. */ public function verifySettings() { if ($this->selectorCount() != 1) { $this->setError("One and only one selector is allowed within the " . "<selector> tag"); } } }
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