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<?php |
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namespace Pageon\SlackWebhookMonolog\Slack\Attachment; |
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use Pageon\SlackWebhookMonolog\General\SerializeToString; |
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use Pageon\SlackWebhookMonolog\Slack\Exceptions\InvalidColourException; |
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/** |
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* An optional value that can either be one of good, warning, danger, or any hex color code (eg. #439FE0). |
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* This value is used to color the border along the left side of the message attachment. |
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* |
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* @author Jelmer Prins <[email protected]> |
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* |
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* @since 0.4.0 |
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*/ |
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final class Colour extends SerializeToString |
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{ |
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const COLOUR_GOOD = 'good'; |
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const COLOUR_WARNING = 'warning'; |
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const COLOUR_DANGER = 'danger'; |
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/** |
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* @var string |
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*/ |
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private $colour; |
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/** |
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* @param string $colour |
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*/ |
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public function __construct($colour) |
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{ |
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$this->setColour($colour); |
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} |
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/** |
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* Set the colour if it is a valid colour. |
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* |
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* @param $colour |
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*/ |
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private function setColour($colour) |
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{ |
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if (!in_array($colour, $this->getDefaultColours()) && |
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!preg_match( |
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'_^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$_', |
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$colour |
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) |
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) { |
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throw new InvalidColourException( |
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sprintf( |
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'The colour "%s" is not a valid colour. Possible options are "%s" or a valid hex colour', |
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$colour, |
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implode('", "', $this->getDefaultColours()) |
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) |
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); |
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} |
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$this->colour = $colour; |
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} |
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/** |
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* @return string |
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*/ |
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public function getColour() |
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{ |
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return $this->colour; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __toString() |
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{ |
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return $this->getColour(); |
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} |
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/** |
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* Get the possible default colours. |
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* |
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* @return array |
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*/ |
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private function getDefaultColours() |
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{ |
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return [ |
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self::COLOUR_GOOD, |
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self::COLOUR_WARNING, |
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self::COLOUR_DANGER, |
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]; |
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} |
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} |
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Pageon /
SlackWebhookMonolog
