Twenty Ten: Escape get_permalink() where appropriate in functions.php file.

This changeset adds missing `esc_url()` to some instances of `get_permalink()` used in Twenty Ten, as per WordPress Coding Standards.

Props hztyfoon, robinwpdeveloper, mukesh27, rudlinkon, fuadragib01.
Fixes #56667.


git-svn-id: https://develop.svn.wordpress.org/trunk@54341 602fd350-edb4-49c9-b593-d223f7449a82

Author: audrasjb

src/wp-content/themes/twentyten/functions.php

@@ -326,7 +326,7 @@ function twentyten_excerpt_length( $length ) {
 	 * @return string "Continue Reading" link.
 	 */
 	function twentyten_continue_reading_link() {
-		return ' <a href="' . get_permalink() . '">' . __( 'Continue reading <span class="meta-nav">&rarr;</span>', 'twentyten' ) . '</a>';
+		return ' <a href="' . esc_url( get_permalink() ) . '">' . __( 'Continue reading <span class="meta-nav">&rarr;</span>', 'twentyten' ) . '</a>';
 	}
 endif;
 
@@ -607,7 +607,7 @@ function twentyten_posted_on() {
 			'meta-prep meta-prep-author',
 			sprintf(
 				'<a href="%1$s" title="%2$s" rel="bookmark"><span class="entry-date">%3$s</span></a>',
-				get_permalink(),
+				esc_url( get_permalink() ),
 				esc_attr( get_the_time() ),
 				get_the_date()
 			),
@@ -648,7 +648,7 @@ function twentyten_posted_in() {
 			$posted_in,
 			get_the_category_list( ', ' ),
 			$tags_list,
-			get_permalink(),
+			esc_url( get_permalink() ),
 			the_title_attribute( 'echo=0' )
 		);
 	}