html Miva - 禁用客户端维度刷新

Posted 2021-05-11

<mvt:if expr="s.request_method NE 'POST'">
	<script language="JavaScript">
		function clientdimensions_cookieIsSet( name )
		{
			var i, cookies, cookie_name, values;

			cookies = document.cookie.split( ';' );

			for ( i = 0; i < cookies.length; i++ )
			{
				values = cookies[ i ].split( '=' );

				if ( values.length )
				{
					cookie_name = values[ 0 ].replace( /^\s+|\s+$/g, '' );

					if ( name == cookie_name )
					{
						return true;
					}
				}
			}

			return false;
		}

		function clientdimensions_getWindowWidth()
		{
			if ( window.innerWidth )														return window.innerWidth;
			else if ( document.documentElement && document.documentElement.clientWidth )	return document.documentElement.clientWidth;
			else if ( document.body && document.body.clientWidth )							return document.body.clientWidth;
		}

		function clientdimensions_getWindowHeight()
		{
			if ( window.innerHeight )														return window.innerHeight;
			else if ( document.documentElement && document.documentElement.clientHeight )	return document.documentElement.clientHeight;
			else if ( document.body && document.body.clientHeight )							return document.body.clientHeight;
		}

		setTimeout( function()
		{
			var clientdimensions_reload;

			clientdimensions_reload = !clientdimensions_cookieIsSet( 'mm-clientdimensions-width' ) || !clientdimensions_cookieIsSet( 'mm-clientdimensions-height' );
			document.cookie 		= 'mm-clientdimensions-width=' + clientdimensions_getWindowWidth();
			document.cookie 		= 'mm-clientdimensions-height=' + clientdimensions_getWindowHeight();
			
			clientdimensions_reload = false; // Disable refresh to avoid duplicate server/hosting/traffic resource usage

			if ( clientdimensions_reload && clientdimensions_cookieIsSet( 'mm-clientdimensions-width' ) && clientdimensions_cookieIsSet( 'mm-clientdimensions-height' ) )
			{
				if ( window.stop )
				{
					window.stop();
				}

				location.reload( true );
			}

			window.onresize = function( event )
			{
				document.cookie = 'mm-clientdimensions-width=' + clientdimensions_getWindowWidth();
				document.cookie = 'mm-clientdimensions-height=' + clientdimensions_getWindowHeight();
			}
		}, 0 );
	</script>
</mvt:if>

<mvt:if expr="l.settings:clientdimensions:detected">
	<mvt:if expr="l.settings:clientdimensions:width GE 1170">
		<mvt:assign name="l.settings:clientdimensions:class" value="'x-large'" />
	<mvt:elseif expr="l.settings:clientdimensions:width GE 960">
		<mvt:assign name="l.settings:clientdimensions:class" value="'large'" />
	<mvt:elseif expr="l.settings:clientdimensions:width GE 768">
		<mvt:assign name="l.settings:clientdimensions:class" value="'medium'" />
	<mvt:elseif expr="l.settings:clientdimensions:width GE 640">
		<mvt:assign name="l.settings:clientdimensions:class" value="'small'" />
	<mvt:else>
		<mvt:assign name="l.settings:clientdimensions:class" value="'x-small'" />
	</mvt:if>
</mvt:if>