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Backport r33469 and r33470 to 4.0. 

See #33106.
Built from https://develop.svn.wordpress.org/branches/4.0@33522


git-svn-id: http://core.svn.wordpress.org/branches/4.0@33489 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
Andrew Ozz 2015-07-31 01:44:36 +00:00
parent b3356b6f77
commit 5b23ca5d93
3 changed files with 62 additions and 46 deletions
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9
wp-includes/class-wp-embed.php
View File

@ -326,11 +326,14 @@ class WP_Embed {
* @return string Potentially modified $content.
*/
public function autoembed( $content ) {
// Strip newlines from all elements.
$content = wp_replace_in_html_tags( $content, array( "\n" => " " ) );
// Replace line breaks from all HTML elements with placeholders.
$content = wp_replace_in_html_tags( $content, array( "\n" => '<!-- wp-line-break -->' ) );
// Find URLs that are on their own line.
return preg_replace_callback( '|^\s*(https?://[^\s"]+)\s*$|im', array( $this, 'autoembed_callback' ), $content );
$content = preg_replace_callback( '|^\s*(https?://[^\s"]+)\s*$|im', array( $this, 'autoembed_callback' ), $content );
// Put the line breaks back.
return str_replace( '<!-- wp-line-break -->', "\n", $content );
}
/**

74
wp-includes/formatting.php
View File

@ -405,8 +405,8 @@ function wpautop($pee, $br = true) {
$pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
$pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
// Strip newlines from all elements.
$pee = wp_replace_in_html_tags( $pee, array( "\n" => " " ) );
// Find newlines in all elements and add placeholders.
$pee = wp_replace_in_html_tags( $pee, array( "\n" => " <!-- wpnl --> " ) );
if ( strpos( $pee, '<option' ) !== false ) {
// no P/BR around option
@ -459,9 +459,59 @@ function wpautop($pee, $br = true) {
if ( !empty($pre_tags) )
$pee = str_replace(array_keys($pre_tags), array_values($pre_tags), $pee);
// Restore newlines in all elements.
$pee = str_replace( " <!-- wpnl --> ", "\n", $pee );
return $pee;
}
/**
* Separate HTML elements and comments from the text.
*
* @since 4.2.4
*
* @param string $input The text which has to be formatted.
* @return array The formatted text.
*/
function wp_html_split( $input ) {
static $regex;
if ( ! isset( $regex ) ) {
$comments =
'!' // Start of comment, after the <.
. '(?:' // Unroll the loop: Consume everything until --> is found.
. '-(?!->)' // Dash not followed by end of comment.
. '[^\-]*+' // Consume non-dashes.
. ')*+' // Loop possessively.
. '(?:-->)?'; // End of comment. If not found, match all input.
$cdata =
'!\[CDATA\[' // Start of comment, after the <.
. '[^\]]*+' // Consume non-].
. '(?:' // Unroll the loop: Consume everything until ]]> is found.
. '](?!]>)' // One ] not followed by end of comment.
. '[^\]]*+' // Consume non-].
. ')*+' // Loop possessively.
. '(?:]]>)?'; // End of comment. If not found, match all input.
$regex =
'/(' // Capture the entire match.
. '<' // Find start of element.
. '(?(?=!--)' // Is this a comment?
. $comments // Find end of comment.
. '|'
. '(?(?=!\[CDATA\[)' // Is this a comment?
. $cdata // Find end of comment.
. '|'
. '[^>]*>?' // Find end of element. If not found, match all input.
. ')'
. ')'
. ')/s';
}
return preg_split( $regex, $input, -1, PREG_SPLIT_DELIM_CAPTURE );
}
/**
* Replace characters or phrases within HTML elements only.
*
@ -473,25 +523,7 @@ function wpautop($pee, $br = true) {
*/
function wp_replace_in_html_tags( $haystack, $replace_pairs ) {
// Find all elements.
$comments =
'!' // Start of comment, after the <.
. '(?:' // Unroll the loop: Consume everything until --> is found.
. '-(?!->)' // Dash not followed by end of comment.
. '[^\-]*+' // Consume non-dashes.
. ')*+' // Loop possessively.
. '(?:-->)?'; // End of comment. If not found, match all input.
$regex =
'/(' // Capture the entire match.
. '<' // Find start of element.
. '(?(?=!--)' // Is this a comment?
. $comments // Find end of comment.
. '|'
. '[^>]*>?' // Find end of element. If not found, match all input.
. ')'
. ')/s';
$textarr = preg_split( $regex, $haystack, -1, PREG_SPLIT_DELIM_CAPTURE );
$textarr = wp_html_split( $haystack );
$changed = false;
// Optimize when searching for one item.

25
wp-includes/shortcodes.php
View File

@ -332,29 +332,10 @@ function do_shortcodes_in_html_tags( $content, $ignore_html ) {
$trans = array( '[' => '&#91;', ']' => '&#93;' );
$pattern = get_shortcode_regex();
$comment_regex =
'!' // Start of comment, after the <.
. '(?:' // Unroll the loop: Consume everything until --> is found.
. '-(?!->)' // Dash not followed by end of comment.
. '[^\-]*+' // Consume non-dashes.
. ')*+' // Loop possessively.
. '(?:-->)?'; // End of comment. If not found, match all input.
$regex =
'/(' // Capture the entire match.
. '<' // Find start of element.
. '(?(?=!--)' // Is this a comment?
. $comment_regex // Find end of comment.
. '|'
. '[^>]*>?' // Find end of element. If not found, match all input.
. ')'
. ')/s';
$textarr = preg_split( $regex, $content, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY );
$textarr = wp_html_split( $content );
foreach ( $textarr as &$element ) {
if ( '<' !== $element[0] ) {
if ( '' == $element || '<' !== $element[0] ) {
continue;
}
@ -369,7 +350,7 @@ function do_shortcodes_in_html_tags( $content, $ignore_html ) {
continue;
}
if ( $ignore_html || '<!--' === substr( $element, 0, 4 ) ) {
if ( $ignore_html || '<!--' === substr( $element, 0, 4 ) || '<![CDATA[' === substr( $element, 0, 9 ) ) {
// Encode all [ and ] chars.
$element = strtr( $element, $trans );
continue;