Don't convert URLs inside `<pre>` and `<code>` tags when parsing string using `make_clickable()`.

Adds Unit Tests.

Props johnjamesjacoby, helen, nacin, adamsilverstein, sirbrillig. 
Fixes #23756.



git-svn-id: https://develop.svn.wordpress.org/trunk@26052 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Scott Taylor 2013-11-08 22:37:41 +00:00
parent 9f9bc20bde
commit 0670cf7cc4
2 changed files with 48 additions and 1 deletions

View File

@ -1606,8 +1606,15 @@ function _make_email_clickable_cb($matches) {
function make_clickable( $text ) {
$r = '';
$textarr = preg_split( '/(<[^<>]+>)/', $text, -1, PREG_SPLIT_DELIM_CAPTURE ); // split out HTML tags
$nested_code_pre = 0; // Keep track of how many levels link is nested inside <pre> or <code>
foreach ( $textarr as $piece ) {
if ( empty( $piece ) || ( $piece[0] == '<' && ! preg_match('|^<\s*[\w]{1,20}+://|', $piece) ) ) {
if ( preg_match( '|^<code[\s>]|', $piece ) || preg_match( '|^<pre[\s>]|', $piece ) )
$nested_code_pre++;
elseif ( ( '</code>' === $piece || '</pre>' === $piece ) && $nested_code_pre )
$nested_code_pre--;
if ( $nested_code_pre || empty( $piece ) || ( $piece[0] === '<' && ! preg_match( '|^<\s*[\w]{1,20}+://|', $piece ) ) ) {
$r .= $piece;
continue;
}

View File

@ -288,6 +288,46 @@ class Tests_Formatting_MakeClickable extends WP_UnitTestCase {
}
}
/**
* @ticket 23756
*/
function test_no_links_inside_pre_or_code() {
$before = array(
'<pre>http://wordpress.org</pre>',
'<code>http://wordpress.org</code>',
'<pre class="foobar" id="foo">http://wordpress.org</pre>',
'<code class="foobar" id="foo">http://wordpress.org</code>',
'<precustomtag>http://wordpress.org</precustomtag>',
'<codecustomtag>http://wordpress.org</codecustomtag>',
'URL before pre http://wordpress.org<pre>http://wordpress.org</pre>',
'URL before code http://wordpress.org<code>http://wordpress.org</code>',
'URL after pre <pre>http://wordpress.org</pre>http://wordpress.org',
'URL after code <code>http://wordpress.org</code>http://wordpress.org',
'URL before and after pre http://wordpress.org<pre>http://wordpress.org</pre>http://wordpress.org',
'URL before and after code http://wordpress.org<code>http://wordpress.org</code>http://wordpress.org',
'code inside pre <pre>http://wordpress.org <code>http://wordpress.org</code> http://wordpress.org</pre>',
);
$expected = array(
'<pre>http://wordpress.org</pre>',
'<code>http://wordpress.org</code>',
'<pre class="foobar" id="foo">http://wordpress.org</pre>',
'<code class="foobar" id="foo">http://wordpress.org</code>',
'<precustomtag><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a></precustomtag>',
'<codecustomtag><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a></codecustomtag>',
'URL before pre <a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a><pre>http://wordpress.org</pre>',
'URL before code <a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a><code>http://wordpress.org</code>',
'URL after pre <pre>http://wordpress.org</pre><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a>',
'URL after code <code>http://wordpress.org</code><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a>',
'URL before and after pre <a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a><pre>http://wordpress.org</pre><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a>',
'URL before and after code <a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a><code>http://wordpress.org</code><a href="http://wordpress.org" rel="nofollow">http://wordpress.org</a>',
'code inside pre <pre>http://wordpress.org <code>http://wordpress.org</code> http://wordpress.org</pre>',
);
foreach ( $before as $key => $url )
$this->assertEquals( $expected[ $key ], make_clickable( $url ) );
}
/**
* @ticket 16892
*/