vweb.assets: add option for custom href and src attribute values (#17703)

vlib/vweb/assets/assets.v

@@ -24,6 +24,8 @@ pub mut:
 struct Asset {
 	file_path     string
 	last_modified time.Time
+mut:
+	include_name string
 }
 
 // new_manager returns a new AssetManager
@@ -36,11 +38,33 @@ pub fn (mut am AssetManager) add_css(file string) bool {
 	return am.add('css', file)
 }
 
+// add_css_as adds a css asset with a custom href
+pub fn (mut am AssetManager) add_css_as(file string, href string) bool {
+	if am.add('css', file) {
+		// set name of added asset
+		am.css.last().include_name = href
+		return true
+	} else {
+		return false
+	}
+}
+
 // add_js adds a js asset
 pub fn (mut am AssetManager) add_js(file string) bool {
 	return am.add('js', file)
 }
 
+// add_js_as adds a js asset with a custom src
+pub fn (mut am AssetManager) add_js_as(file string, src string) bool {
+	if am.add('js', file) {
+		// set name of added asset
+		am.js.last().include_name = src
+		return true
+	} else {
+		return false
+	}
+}
+
 // combine_css returns the combined css as a string when to_file is false
 // when to_file is true it combines the css to disk and returns the path of the file
 pub fn (am AssetManager) combine_css(to_file bool) string {
@@ -126,7 +150,12 @@ fn (am AssetManager) include(asset_type string, combine bool) string {
 			return '<link rel="stylesheet" href="${file}">\n'
 		}
 		for asset in assets {
-			out += '<link rel="stylesheet" href="${asset.file_path}">\n'
+			mut href := asset.file_path
+			if asset.include_name.len > 0 {
+				href = asset.include_name
+			}
+
+			out += '<link rel="stylesheet" href="${href}">\n'
 		}
 	}
 	if asset_type == 'js' {
@@ -135,7 +164,12 @@ fn (am AssetManager) include(asset_type string, combine bool) string {
 			return '<script type="text/javascript" src="${file}"></script>\n'
 		}
 		for asset in assets {
-			out += '<script type="text/javascript" src="${asset.file_path}"></script>\n'
+			mut src := asset.file_path
+			if asset.include_name.len > 0 {
+				src = asset.include_name
+			}
+
+			out += '<script type="text/javascript" src="${src}"></script>\n'
 		}
 	}
 	return out

vlib/vweb/assets/assets_test.v

@@ -65,6 +65,16 @@ fn test_add_css() {
 	// assert am.add_css(get_test_file_path('test1.js')) == false // TODO: test extension on add
 }
 
+fn test_add_css_as() {
+	mut am := assets.new_manager()
+	file_name := '/custom/path/test1.css'
+	assert am.add_css_as(get_test_file_path('test1.css'), file_name) == true
+
+	expected := '<link rel="stylesheet" href="${file_name}">\n'
+	actual := am.include_css(false)
+	assert actual == expected
+}
+
 fn test_add_js() {
 	mut am := assets.new_manager()
 	assert am.add_js('testx.js') == false
@@ -72,6 +82,16 @@ fn test_add_js() {
 	// assert am.add_css(get_test_file_path('test1.css')) == false // TODO: test extension on add
 }
 
+fn test_add_js_as() {
+	mut am := assets.new_manager()
+	file_name := '/custom/path/test1.js'
+	assert am.add_js_as(get_test_file_path('test1.js'), file_name) == true
+
+	expected := '<script type="text/javascript" src="${file_name}"></script>\n'
+	actual := am.include_js(false)
+	assert expected == actual
+}
+
 fn test_combine_css() {
 	mut am := assets.new_manager()
 	am.cache_dir = cache_dir('test_combine_css')