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<title>[52476] branches/4.7/src/wp-includes: Grouped backports to the 4.7 branch.</title>
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<div id="msg">
<dl class="meta" style="font-size: 105%">
<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/52476">52476</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/52476","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>desrosj</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2022-01-06 18:15:28 +0000 (Thu, 06 Jan 2022)</dd>
</dl>
<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Grouped backports to the 4.7 branch.
- Query: Improve sanitization within `WP_Tax_Query`.
- Query: Improve sanitization within `WP_Meta_Query`.
- Upgrade/Install: Avoid using `unserialize()` unnecessarily.
- Formatting: Correctly encode ASCII characters in post slugs.
Merges [52454-52457] to the 4.7 branch.
Props vortfu, dd32, ehtis, zieladam, whyisjake, xknown, peterwilsoncc, desrosj, iandunn.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches47srcwpadminincludesupgradephp">branches/4.7/src/wp-admin/includes/upgrade.php</a></li>
<li><a href="#branches47srcwpincludesclasswpmetaqueryphp">branches/4.7/src/wp-includes/class-wp-meta-query.php</a></li>
<li><a href="#branches47srcwpincludesclasswptaxqueryphp">branches/4.7/src/wp-includes/class-wp-tax-query.php</a></li>
<li><a href="#branches47srcwpincludesformattingphp">branches/4.7/src/wp-includes/formatting.php</a></li>
<li><a href="#branches47srcwpincludespostphp">branches/4.7/src/wp-includes/post.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches47">branches/4.7/</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/4.7
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- branches/4.7 2022-01-06 18:14:56 UTC (rev 52475)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/4.7 2022-01-06 18:15:28 UTC (rev 52476)
</ins><a id="branches47"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/4.7</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:42434,49653
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43684-43686,43836,43853,43988,43994,44014,44017,44047,45005,49523
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.5:49373-49379,49381
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:39360-39361,39365,39367,39369,39371,39373,39375-39376,39378,39380,39382,39384,39386,39388,39390,39392-39393,39396-39397,39400,39402,39404,39406,39409,39411,39413,39415,39417-39420,39424,39426,39428,39430,39432-39434,39436,39438,39440,39442-39444,39447,39449-39451,39453,39455-39457,39460,39462,39464,39466,39468,39470-39471,39475,39477-39478,39482-39483,39487-39488,39490,39495-39496,39499,39502,39504,39506,39508,39510,39512,39514,39517,39520,39522,39545-39547,39557-39563,39565,39578,39580-39581,39584,39586,39594-39595,39597-39599,39601,39603,39612-39613,39616-39617,39619-39623,39626,39635,39640,39645,39649,39657,39659,39663,39677-39678,39680-39681,39684-39686,39688-39689,39692,39720,39742,39744,39759-39760,39772,39795,39807-39808,39831,39843,39848,39850,39912,39914,39919,39923-39924,39949,39951-39952,39954,39956,39968,39992,39994,40030,40036-40037,40039-40041,40045,40049,40055-40056
,40058,40061,40063-40066,40068,40070,40074,40077,40080,40082,40086,40089,40101,40104-40106,40108-40110,40118,40120-40126,40129-40131,40148,40160,40169,40181,40183,40195,40235,40238,40241,40252,40255,40257-40259,40263-40264,40268-40269,40271,40284,40290,40300-40306,40311,40313-40316,40318-40320,40324,40333,40353,40357-40358,40364,40368,40376,40378-40382,40395-40398,40400,40405,40421,40428,40434,40458,40472,40481,40513,40523,40536,40538-40539,40546,40604,40677,40689,40692,40704,40716,40723,40736,40851-40853,40872-40873,41072,41294,41393,41395,41397-41398,41448,41457,41470,41483,41496,41522,41662,41712,41870,41920,42056,42119-42120,42220,42258-42261,42424,42433,42460-42461,42463,42887,42892-42894,43320,43323,43511-43512,43977,44021,44048,44176,44219,44233,44728,44833,44842,44993,45067,45321,45445,45765,45936,45971,45990,45997,46404,46408-46409,46474-46478,46483,46485,46682,46893,46895,46996,47341,47404,47633-47635,47637-47638,47867-47869,47872-47873,47947-47951,48241,48338,48341,48705,
49162,49168-49169,49175,49204,49227-49228,49244,49267,49369,49371,49380,49382-49388,49548,49636,49781-49784,49786,49836,49876,49933,49937-49939,50017,50126,50176,50185,50192,50268,50285,50298,50379,50387,50413,50416,50432,50435-50436,50444,50446,50473-50474,50476,50479,50485-50487,50545,50579,50590,50799
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:39360-39361,39365,39367,39369,39371,39373,39375-39376,39378,39380,39382,39384,39386,39388,39390,39392-39393,39396-39397,39400,39402,39404,39406,39409,39411,39413,39415,39417-39420,39424,39426,39428,39430,39432-39434,39436,39438,39440,39442-39444,39447,39449-39451,39453,39455-39457,39460,39462,39464,39466,39468,39470-39471,39475,39477-39478,39482-39483,39487-39488,39490,39495-39496,39499,39502,39504,39506,39508,39510,39512,39514,39517,39520,39522,39545-39547,39557-39563,39565,39578,39580-39581,39584,39586,39594-39595,39597-39599,39601,39603,39612-39613,39616-39617,39619-39623,39626,39635,39640,39645,39649,39657,39659,39663,39677-39678,39680-39681,39684-39686,39688-39689,39692,39720,39742,39744,39759-39760,39772,39795,39807-39808,39831,39843,39848,39850,39912,39914,39919,39923-39924,39949,39951-39952,39954,39956,39968,39992,39994,40030,40036-40037,40039-40041,40045,40049,40055-40056
,40058,40061,40063-40066,40068,40070,40074,40077,40080,40082,40086,40089,40101,40104-40106,40108-40110,40118,40120-40126,40129-40131,40148,40160,40169,40181,40183,40195,40235,40238,40241,40252,40255,40257-40259,40263-40264,40268-40269,40271,40284,40290,40300-40306,40311,40313-40316,40318-40320,40324,40333,40353,40357-40358,40364,40368,40376,40378-40382,40395-40398,40400,40405,40421,40428,40434,40458,40472,40481,40513,40523,40536,40538-40539,40546,40604,40677,40689,40692,40704,40716,40723,40736,40851-40853,40872-40873,41072,41294,41393,41395,41397-41398,41448,41457,41470,41483,41496,41522,41662,41712,41870,41920,42056,42119-42120,42220,42258-42261,42424,42433,42460-42461,42463,42887,42892-42894,43320,43323,43511-43512,43977,44021,44048,44176,44219,44233,44728,44833,44842,44993,45067,45321,45445,45765,45936,45971,45990,45997,46404,46408-46409,46474-46478,46483,46485,46682,46893,46895,46996,47341,47404,47633-47635,47637-47638,47867-47869,47872-47873,47947-47951,48241,48338,48341,48705,
49162,49168-49169,49175,49204,49227-49228,49244,49267,49369,49371,49380,49382-49388,49548,49636,49781-49784,49786,49836,49876,49933,49937-49939,50017,50126,50176,50185,50192,50268,50285,50298,50379,50387,50413,50416,50432,50435-50436,50444,50446,50473-50474,50476,50479,50485-50487,50545,50579,50590,50799,52454-52457
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches47srcwpadminincludesupgradephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.7/src/wp-admin/includes/upgrade.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.7/src/wp-admin/includes/upgrade.php 2022-01-06 18:14:56 UTC (rev 52475)
+++ branches/4.7/src/wp-admin/includes/upgrade.php 2022-01-06 18:15:28 UTC (rev 52476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1245,8 +1245,8 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $start = 0;
</span><span class="cx" style="display: block; padding: 0 10px"> while( $rows = $wpdb->get_results( "SELECT option_name, option_value FROM $wpdb->options ORDER BY option_id LIMIT $start, 20" ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> foreach ( $rows as $row ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $value = $row->option_value;
- if ( !@unserialize( $value ) )
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $value = maybe_unserialize( $row->option_value );
+ if ( $value === $row->option_value )
</ins><span class="cx" style="display: block; padding: 0 10px"> $value = stripslashes( $value );
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $value !== $row->option_value ) {
</span><span class="cx" style="display: block; padding: 0 10px"> update_option( $row->option_name, $value );
</span></span></pre></div>
<a id="branches47srcwpincludesclasswpmetaqueryphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.7/src/wp-includes/class-wp-meta-query.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.7/src/wp-includes/class-wp-meta-query.php 2022-01-06 18:14:56 UTC (rev 52475)
+++ branches/4.7/src/wp-includes/class-wp-meta-query.php 2022-01-06 18:15:28 UTC (rev 52476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -717,7 +717,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $clause_compare = strtoupper( $clause['compare'] );
</span><span class="cx" style="display: block; padding: 0 10px"> $sibling_compare = strtoupper( $sibling['compare'] );
</span><span class="cx" style="display: block; padding: 0 10px"> if ( in_array( $clause_compare, $compatible_compares ) && in_array( $sibling_compare, $compatible_compares ) ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $alias = $sibling['alias'];
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $alias = preg_replace( '/\W/', '_', $sibling['alias'] );
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre></div>
<a id="branches47srcwpincludesclasswptaxqueryphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.7/src/wp-includes/class-wp-tax-query.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.7/src/wp-includes/class-wp-tax-query.php 2022-01-06 18:14:56 UTC (rev 52475)
+++ branches/4.7/src/wp-includes/class-wp-tax-query.php 2022-01-06 18:15:28 UTC (rev 52476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -543,7 +543,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> // The sibling must both have compatible operator to share its alias.
</span><span class="cx" style="display: block; padding: 0 10px"> if ( in_array( strtoupper( $sibling['operator'] ), $compatible_operators ) ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $alias = $sibling['alias'];
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $alias = preg_replace( '/\W/', '_', $sibling['alias'] );
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -573,7 +573,11 @@
</span><span class="cx" style="display: block; padding: 0 10px"> return;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $query['terms'] = array_unique( (array) $query['terms'] );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( 'slug' === $query['field'] || 'name' === $query['field'] ) {
+ $query['terms'] = array_unique( (array) $query['terms'] );
+ } else {
+ $query['terms'] = wp_parse_id_list( $query['terms'] );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( is_taxonomy_hierarchical( $query['taxonomy'] ) && $query['include_children'] ) {
</span><span class="cx" style="display: block; padding: 0 10px"> $this->transform_query( $query, 'term_id' );
</span></span></pre></div>
<a id="branches47srcwpincludesformattingphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.7/src/wp-includes/formatting.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.7/src/wp-includes/formatting.php 2022-01-06 18:14:56 UTC (rev 52475)
+++ branches/4.7/src/wp-includes/formatting.php 2022-01-06 18:15:28 UTC (rev 52476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1070,12 +1070,14 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * Encode the Unicode values to be used in the URI.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 1.5.0
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @since 5.8.3 Added the `encode_ascii_characters` parameter.
</ins><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param string $utf8_string
- * @param int $length Max length of the string
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param string $utf8_string String to encode.
+ * @param int $length Max length of the string
+ * @param bool $encode_ascii_characters Whether to encode ascii characters such as < " '
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return string String with Unicode encoded for URI.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-function utf8_uri_encode( $utf8_string, $length = 0 ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+function utf8_uri_encode( $utf8_string, $length = 0, $encode_ascii_characters = false ) {
</ins><span class="cx" style="display: block; padding: 0 10px"> $unicode = '';
</span><span class="cx" style="display: block; padding: 0 10px"> $values = array();
</span><span class="cx" style="display: block; padding: 0 10px"> $num_octets = 1;
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1090,11 +1092,14 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $value = ord( $utf8_string[ $i ] );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $value < 128 ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( $length && ( $unicode_length >= $length ) ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $char = chr( $value );
+ $encoded_char = $encode_ascii_characters ? rawurlencode( $char ) : $char;
+ $encoded_char_length = strlen( $encoded_char );
+ if ( $length && ( $unicode_length + $encoded_char_length ) > $length ) {
</ins><span class="cx" style="display: block; padding: 0 10px"> break;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $unicode .= chr( $value );
- $unicode_length++;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $unicode .= $encoded_char;
+ $unicode_length += $encoded_char_length;
</ins><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( count( $values ) == 0 ) {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $value < 224 ) {
</span></span></pre></div>
<a id="branches47srcwpincludespostphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.7/src/wp-includes/post.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.7/src/wp-includes/post.php 2022-01-06 18:14:56 UTC (rev 52475)
+++ branches/4.7/src/wp-includes/post.php 2022-01-06 18:15:28 UTC (rev 52476)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -3817,7 +3817,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $decoded_slug === $slug )
</span><span class="cx" style="display: block; padding: 0 10px"> $slug = substr( $slug, 0, $length );
</span><span class="cx" style="display: block; padding: 0 10px"> else
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $slug = utf8_uri_encode( $decoded_slug, $length );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $slug = utf8_uri_encode( $decoded_slug, $length, true );
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> return rtrim( $slug, '-' );
</span></span></pre>
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