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<?php |
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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 FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the LGPL. For more information please see |
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* <http://phing.info>. |
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*/ |
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class LastModifiedAlgorithm implements Algorithm |
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{ |
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/** |
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* This algorithm doesn't need any configuration. |
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* Therefore it's always valid. |
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* @return bool always true |
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*/ |
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public function isValid(): bool |
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{ |
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return true; |
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} |
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/** |
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* Computes a 'timestamp' for a file based on the lastModified time. |
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* @param file The file for which the value should be computed |
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* @return string|null the timestamp or <i>null</i> if the timestamp couldn't be computed |
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*/ |
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public function getValue(PhingFile $file): ?string |
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{ |
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$lastModified = $file->lastModified(); |
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if ($lastModified === 0) { |
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return null; |
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} |
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return (string) $lastModified; |
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} |
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/** |
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* @return string some information about this algorithm. |
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*/ |
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public function __toString(): string |
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{ |
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return sprintf('<%s>', __CLASS__); |
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} |
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} |
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phingofficial /
phing
