function testBackgroundFillOnTransparentImage()
{
$path = dirname(__FILE__) . '/images/transparent.png';
// check the iamge is transparent
$this->assertImageAlphaAtPoint($path, array(0, 0), 127);
$image = new WP_Thumb($path, 'width=400&height=100&crop=1&background_fill=auto&cache=0&return=path');
$file = $image->returnImage();
$this->assertImageAlphaAtPoint($file, array(0, 0), 127);
}
function testResizeRemote404Image()
{
// Image is 275x95
$url = 'http://www.google.com/intl/en_com/images/srpr/logoawd3w.png';
$image = new WP_Thumb($url, "crop=1&return=path&width=80&height=80&cache=0");
$file = $image->returnImage();
$this->assertEquals($url, $file);
$this->assertTrue($image->errored());
}
function testCropFromTopCenterWithResize()
{
// 20x10 image
$path = dirname(__FILE__) . '/images/boxed-rectangle.png';
$image = new WP_Thumb($path, array('width' => 10, 'height' => 4, 'cache' => false, 'return' => 'path', 'crop' => true, 'crop_from_position' => 'center,center', 'resize' => true));
$file = $image->returnImage();
$this->assertImageRGBAtPoint($file, array(0, 0), array(255, 255, 255));
$this->assertImageRGBAtPoint($file, array(0, 1), array(255, 255, 255));
$this->assertImageRGBAtPoint($file, array(9, 0), array(255, 255, 255));
$this->assertImageRGBAtPoint($file, array(9, 1), array(255, 255, 255));
$this->assertImageRGBAtPoint($file, array(1, 1), array(0, 0, 0));
}
function testCropLargerThanSingleDimention()
{
$path = dirname(__FILE__) . '/images/google.png';
list($width, $height) = getimagesize($path);
$this->assertNotNull($width);
$this->assertNotNull($height);
$image = new WP_Thumb($path, "width=200&height=300&crop=1&resize=0&cache=0&return=path");
$file = $image->returnImage();
$this->assertContains('/cache/', $file);
$this->assertContains(WP_CONTENT_DIR, $file);
list($new_width, $new_height) = getimagesize($file);
$this->assertEquals($new_width, 200, 'Width is not expected');
$this->assertEquals($new_height, $height, 'Height is not expcted');
}
function testResizeProportionalLargeThanSourceImage()
{
$path = dirname(__FILE__) . '/images/google.png';
list($width, $height) = getimagesize($path);
$this->assertNotNull($width);
$this->assertNotNull($height);
$width = $width * 2;
$image = new WP_Thumb($path, "width={$width}&crop=0&cache=0&return=path");
$file = $image->returnImage();
$this->assertContains('/cache/', $file);
$this->assertContains(WP_CONTENT_DIR, $file);
list($new_width, $new_height) = getimagesize($file);
$this->assertEquals($new_width, $width / 2, 'Width is not expected');
$this->assertEquals($new_height, floor($height), 'Height is not expected');
}
function testBackgroundFillOnWhiteImage()
{
$path = dirname(__FILE__) . '/images/google.png';
list($width, $height) = getimagesize($path);
$this->assertNotNull($width);
$this->assertNotNull($height);
$image = new WP_Thumb($path, "width=100&height=100&cache=0&return=path&background_fill=255255255");
$file = $image->returnImage();
$this->assertContains('/cache/', $file);
$this->assertContains(WP_CONTENT_DIR, $file);
list($new_width, $new_height) = getimagesize($file);
$this->assertEquals($new_width, 100, 'Width is not expected');
$this->assertEquals($new_height, 100, 'Height is not expcted');
$this->assertImageRGBAtPoint($file, array(1, 1), array(255, 255, 255));
}
/**
* Hook WP Thumb into the WordPress image functions
*
* Usage `the_post_thumbnail( 'width=100&height=200&crop=1' );`
*
* @param null $null
* @param int $id
* @param array $args
* @return null
*/
function wpthumb_post_image($null, $id, $args)
{
// check if $args is a WP Thumb argument list, or native WordPress one
// wp thumb looks like this: 'width=300&height=120&crop=1'
// native looks like 'thumbnail'
if (is_string($args) && !strpos((string) $args, '=')) {
$original_args = $args;
if ($original_args === ($args = apply_filters('wpthumb_create_args_from_size', $args))) {
return $null;
}
}
$args = wp_parse_args($args);
if (!empty($args[0])) {
$args['width'] = $args[0];
}
if (!empty($args[1])) {
$args['height'] = $args[1];
}
if (!empty($args['crop']) && $args['crop'] && empty($args['crop_from_position'])) {
$args['crop_from_position'] = get_post_meta($id, 'wpthumb_crop_pos', true);
}
if (empty($path)) {
$path = get_attached_file($id);
}
$path = apply_filters('wpthumb_post_image_path', $path, $id, $args);
$args = apply_filters('wpthumb_post_image_args', $args, $id);
$image = new WP_Thumb($path, $args);
$args = $image->getArgs();
extract($args);
if (!$image->errored()) {
$image_src = $image->returnImage();
$crop = (bool) empty($crop) ? false : $crop;
if (!$image->errored() && ($image_meta = @getimagesize($image->getCacheFilePath()))) {
$html_width = $image_meta[0];
$html_height = $image_meta[1];
} else {
$html_width = $html_height = false;
}
} else {
$html_width = $width;
$html_height = $height;
$image_src = $image->getFileURL();
}
return array($image_src, $html_width, $html_height, true);
}
function testWatermarkPostResize()
{
// black 100 x 100 image
$path = dirname(__FILE__) . '/images/black.png';
$white = dirname(__FILE__) . '/images/white-10.png';
$image = new WP_Thumb($path, array('width' => 10, 'height' => 10, 'cache' => false, 'return' => 'path', 'watermark_options' => array('mask' => $white, 'position' => 'top,left', 'padding' => 0, 'pre_resize' => false)));
$file = $image->returnImage();
$this->assertImageRGBAtPoint($file, array(0, 0), array(255, 255, 255));
$this->assertImageRGBAtPoint($file, array(9, 9), array(255, 255, 255));
}
/**
* Hook WP Thumb into the WordPress image functions
*
* Usage `the_post_thumbnail( 'width=100&height=200&crop=1' );`
*
* @param null $null
* @param int $id
* @param array $args
* @return null
*/
function wpthumb_post_image($null, $id, $args)
{
// check if $args is a WP Thumb argument list, or native WordPress one
// wp thumb looks like this: 'width=300&height=120&crop=1'
// native looks like 'thumbnail'...|array( 300, 300 )
if (is_string($args) && !strpos((string) $args, '=')) {
global $_wp_additional_image_sizes;
// Convert keyword sizes to heights & widths.
if ($args == 'thumbnail') {
$new_args = array('width' => get_option('thumbnail_size_w'), 'height' => get_option('thumbnail_size_h'), 'crop' => get_option('thumbnail_crop'));
} elseif ($args == 'medium') {
$new_args = array('width' => get_option('medium_size_w'), 'height' => get_option('medium_size_h'));
} elseif ($args == 'large') {
$new_args = array('width' => get_option('large_size_w'), 'height' => get_option('large_size_h'));
} elseif (!empty($_wp_additional_image_sizes) && array_key_exists($args, $_wp_additional_image_sizes)) {
$new_args = array('width' => $_wp_additional_image_sizes[$args]['width'], 'height' => $_wp_additional_image_sizes[$args]['height'], 'crop' => $_wp_additional_image_sizes[$args]['crop'], 'image_size' => $args);
} elseif ($args != ($new_filter_args = apply_filters('wpthumb_create_args_from_size', $args))) {
$new_args = $new_filter_args;
} else {
$new_args = null;
}
if (!$new_args) {
return $null;
}
$args = $new_args;
}
$args = wp_parse_args($args);
if (!empty($args[0])) {
$args['width'] = $args[0];
}
if (!empty($args[1])) {
$args['height'] = $args[1];
}
if (!empty($args['crop']) && $args['crop'] && empty($args['crop_from_position'])) {
$args['crop_from_position'] = get_post_meta($id, 'wpthumb_crop_pos', true);
}
if (empty($path)) {
$path = get_attached_file($id);
}
$path = apply_filters('wpthumb_post_image_path', $path, $id, $args);
$args = apply_filters('wpthumb_post_image_args', $args, $id);
$image = new WP_Thumb($path, $args);
$args = $image->getArgs();
extract($args);
if (!$image->errored()) {
$image_src = $image->returnImage();
$crop = (bool) empty($crop) ? false : $crop;
if (!$image->errored() && ($image_meta = @getimagesize($image->getCacheFilePath()))) {
$html_width = $image_meta[0];
$html_height = $image_meta[1];
} else {
$html_width = $html_height = false;
}
} else {
$html_width = $width;
$html_height = $height;
$image_src = $image->getFileURL();
}
return array($image_src, $html_width, $html_height, true);
}
