PHP Wordpress功能使用timthumb进行图像大小调整

Posted 2021-05-14

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// http://www.binarymoon.co.uk/2012/02/complete-timthumb-parameters-guide/
function get_thumb_src($src, $width=&quot;100&quot;, $height=&quot;100&quot;, $quality=&quot;85&quot;, $alignment=&quot;&quot;, $zoomcrop=&quot;&quot;, $filters=&quot;&quot;, $sharpen=&quot;&quot;, $canvascolor=&quot;&quot;, $transparency=&quot;&quot;){
	
	if($src==&quot;&quot;) return FALSE;

	$src 			= &quot;src=&quot;.$src;
	$width			= &quot;&amp;w=&quot;.$width;
	$height			= &quot;&amp;h=&quot;.$height;
	$quality		= &quot;&amp;q=&quot;.$quality;
	$alignment		= (!empty($alignment)) ? &quot;&amp;a=&quot;.$alignment : &quot;&quot;;
	$zoomcrop		= (!empty($zoomcrop)) ? &quot;&amp;zc=&quot;.$zoomcrop : &quot;&quot;;
	$filters		= (!empty($filters)) ? &quot;&amp;f=&quot;.$filters : &quot;&quot;;
	$sharpen		= (!empty($sharpen)) ? &quot;&amp;s=&quot;.$sharpen : &quot;&quot;;
	$canvascolor	= (!empty($canvascolor)) ? &quot;&amp;cc=&quot;.$canvascolor : &quot;&quot;;
	$transparency	= (!empty($transparency)) ? &quot;&amp;ct=&quot;.$transparency : &quot;&quot;;

	return get_template_directory_uri().&quot;/sized.php?&quot;.$src.$width.$height.$quality.$alignment.$zoomcrop.$filters.$sharpen.$canvascolor.$transparency;
}
function the_thumb_src($src, $width=&quot;100&quot;, $height=&quot;100&quot;, $quality=&quot;85&quot;, $alignment=&quot;&quot;, $zoomcrop=&quot;&quot;, $filters=&quot;&quot;, $sharpen=&quot;&quot;, $canvascolor=&quot;&quot;, $transparency=&quot;&quot;){
	if($thumb = get_thumb_src($src, $width, $height, $quality, $alignment, $zoomcrop, $filters, $sharpen, $canvascolo, $transparency)){
		echo $thumb;
	}
}
function get_thumb($src, $alt=&quot;&quot;, $classes=&quot;&quot;, $id=&quot;&quot;){
	return &quot;&lt;img class='&quot;.$classes.&quot;' id='&quot;.$id.&quot;' src='&quot;.$src.&quot;' alt='&quot;.$alt.&quot;' /&gt;&quot;;
}
function the_thumb($src, $alt=&quot;&quot;, $classes=&quot;&quot;, $id=&quot;&quot;){
	echo get_thumb($src, $alt, $classes, $id);
}
function get_main_thumb($post_id, $alt=&quot;&quot;, $classes=&quot;&quot;, $id=&quot;&quot;, $width=&quot;&quot;, $height=&quot;&quot;){
	$src = wp_get_attachment_image_src( get_post_thumbnail_id($post_id), &quot;full&quot;, false);
	if($src[0]==&quot;&quot;) return FALSE;
	$width = ($width!=&quot;&quot;) ? $width : &quot;750&quot;;
	$height = ($height!=&quot;&quot;) ? $height : &quot;250&quot;;
    $src = get_thumb_src($src[0], $width, $height);
	return &quot;&lt;img class='&quot;.$classes.&quot;' id='&quot;.$id.&quot;' src='&quot;.$src.&quot;' alt='&quot;.$alt.&quot;' /&gt;&quot;;
}
function the_main_thumb($post_id, $alt=&quot;&quot;, $classes=&quot;&quot;, $id=&quot;&quot;, $width=&quot;&quot;, $height=&quot;&quot;){
	if($thumb = get_main_thumb($post_id, $alt, $classes, $id, $width, $height)){
		echo $thumb;
	}
}

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