Asset Insertion Template module width Create Thumbnail

asset_insertion.mtml

<mt:unless regex_replace="/\t/g","" strip_linefeeds="1">
	<mt:SetVar name="max_width" value="800" />
	<mt:SetVar name="max_thumbnail_width" value="450" />
	<mt:SetVarBlock name="alt_text">
		<mt:if name="caption">
			<$mt:var name="caption" remove_html="1" strip_linefeeds="1" trim="1"$>
		<mt:else>
			<$mt:AssetDescription remove_html="1" strip_linefeeds="1" trim="1"$>
		</mt:if>
	</mt:SetVarBlock>
	<mt:SetVarBlock name="image_html">
		<mt:Var name="img_height" op="*" value="$max_thumbnail_width" setvar="mulvalue" />
		<img
		 src="<mt:if name="img_width" gt="$max_thumbnail_width"><$mt:AssetThumbnailURL width="$max_thumbnail_width"$><mt:else><$mt:Var name="img_src"$></mt:if>"
		 width="<mt:if name="img_width" gt="$max_thumbnail_width"><$mt:Var name="max_thumbnail_width"$><mt:else><$mt:Var name="img_width"$></mt:if>"
		 height="<mt:if name="img_width" gt="$max_thumbnail_width"><$mt:Var name="mulvalue" op="/" value="$img_width" regex_replace="/\.\d+/",""$><mt:else><$mt:Var name="img_height"$></mt:if>"
		 alt="<mt:if name="alt_text"><$mt:Var name="alt_text" escape="html"$><mt:else><mt:AssetLabel remove_html="1" strip_linefeeds="1" trim="1" escape="html"></mt:if>" />
	</mt:SetVarBlock>
	<mt:if name="thumb">
		<mt:AssetProperty property="image_width" setvar="asset_width" />
		<mt:AssetProperty property="image_height" setvar="asset_height" />
		<a href="<mt:if name="asset_width" gt="$max_width"><$mt:AssetThumbnailURL width="$max_width"$><mt:else><$mt:AssetURL$></mt:if>">
			<$mt:var name="image_html"$>
		</a>
	<mt:else>
		<$mt:var name="image_html"$>
	</mt:if>
</mt:unless>