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/home/pharmacy/www/wp-content/plugins/twitter/src/Twitter/Cards/Components/SingleImage.php
<?php
/*
The MIT License (MIT)
Copyright (c) 2015 Twitter Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
namespace Twitter\Cards\Components;
/**
* Card image store
*
* @since 1.0.0
*/
trait SingleImage
{
/**
* Image representing the content of the page
*
* @since 1.0.0
*
* @type \Twitter\Cards\Components\Image card image
*/
protected $image;
/**
* Set an image representing the content of the page
*
* @since 1.0.0
*
* @param string|\Twitter\Cards\Components\Image $url absolute URL of an image file
* @param int $width width of the image in whole pixels
* @param int $height height of the image in whole pixels
*
* @return self support chaining
*/
public function setImage($url, $width = 0, $height = 0, $alt = '')
{
if (! $url) {
return $this;
}
if (! ( is_int($width) && $width >= 0 )) {
$width = 0;
}
if (! ( is_int($height) && $height >= 0 )) {
$height = 0;
}
if (! is_string($alt)) {
$alt = '';
}
$image = null;
$preset = false;
if (is_a($url, '\Twitter\Cards\Components\Image')) {
$preset = true;
$image = $url;
$width = $url->getWidth();
$height = $url->getHeight();
$alt = $url->getAlternativeText();
} elseif (is_string($url)) {
try {
$image = new \Twitter\Cards\Components\Image($url);
} catch (\Exception $e) {
return $this;
}
}
if (! $image) {
return $this;
}
// only set dimensions if both width and height exist
if (is_int($width) && $width && is_int($height) && $height) {
// test if minimum width and height requirements are met for the card type
if (defined(__CLASS__ . '::MIN_IMAGE_WIDTH') && defined(__CLASS__ . '::MIN_IMAGE_HEIGHT')) {
if ($width >= self::MIN_IMAGE_WIDTH && $height >= self::MIN_IMAGE_HEIGHT) {
if (! $preset) {
$image->setWidth($width);
$image->setHeight($height);
}
} else {
// do not store image if minimum requirements not met
return $this;
}
} else {
if (! $preset) {
$image->setWidth($width);
$image->setHeight($height);
}
}
}
if (is_string($alt) && $alt) {
$image->setAlternativeText($alt);
}
$this->image = $image;
return $this;
}
/**
* Output the image properties of a Twitter card
*
* Suitable for merging with a larger Twitter Card property array
*
* @since 1.0.0
*
* @return array {
* @type string image property
* @type array Twitter Card image values {
* @type string structured property: src, width, height
* @type string|int URL and dimensions
* }
* }
*/
protected function imageCardProperties()
{
if (! isset($this->image)) {
return array();
}
$card_properties = $this->image->asCardProperties();
if (empty($card_properties)) {
return array();
}
return $card_properties;
}
}
