interdiff_3360661_3382821
创建于 差异永不过期
diff --git a/src/Plugin/Filter/ConvertUrlToEmbedFilter.php b/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
diff --git a/src/Plugin/Filter/ConvertUrlToEmbedFilter.php b/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
index d164700..267e636 100644
index d164700..a77c573 100644
--- a/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
--- a/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
+++ b/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
+++ b/src/Plugin/Filter/ConvertUrlToEmbedFilter.php
@@ -116,69 +116,65 @@ class ConvertUrlToEmbedFilter extends FilterBase {
@@ -116,69 +116,73 @@ class ConvertUrlToEmbedFilter extends FilterBase {
// markup, especially a '>'. Therefore, remove all comment contents and add
// markup, especially a '>'. Therefore, remove all comment contents and add
// them back later.
// them back later.
_filter_url_escape_comments('', TRUE);
_filter_url_escape_comments('', TRUE);
- $text = preg_replace_callback('`<!--(.*?)-->`s', '_filter_url_escape_comments', $text);
- $text = preg_replace_callback('`<!--(.*?)-->`s', '_filter_url_escape_comments', $text);
+ $text = is_null($text) ? '' : preg_replace_callback('`<!--(.*?)-->`s', '_filter_url_escape_comments', $text);
+ $text = is_null($text) ? '' : preg_replace_callback('`<!--(.*?)-->`s', '_filter_url_escape_comments', $text);
// Split at all tags; ensures that no tags or attributes are processed.
// Split at all tags; ensures that no tags or attributes are processed.
- $chunks = preg_split('/(<.+?>)/is', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
- $chunks = preg_split('/(<.+?>)/is', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
- // PHP ensures that the array consists of alternating delimiters and
- // PHP ensures that the array consists of alternating delimiters and
- // literals, and begins and ends with a literal (inserting NULL as
- // literals, and begins and ends with a literal (inserting NULL as
- // required). Therefore, the first chunk is always text:
- // required). Therefore, the first chunk is always text:
- $chunk_type = 'text';
- $chunk_type = 'text';
- // If a tag of $ignore_tags is found, it is stored in $open_tag and only
- // If a tag of $ignore_tags is found, it is stored in $open_tag and only
- // removed when the closing tag is found. Until the closing tag is found,
- // removed when the closing tag is found. Until the closing tag is found,
- // no replacements are made.
- // no replacements are made.
- $open_tag = '';
- $open_tag = '';
-
-
- for ($i = 0; $i < count($chunks); $i++) {
- for ($i = 0; $i < count($chunks); $i++) {
- if ($chunk_type == 'text') {
- if ($chunk_type == 'text') {
- // Only process this text if there are no unclosed $ignore_tags.
- // Only process this text if there are no unclosed $ignore_tags.
- if ($open_tag == '') {
- if ($open_tag == '') {
- // If there is a match, inject a link into this chunk via the callback
- // If there is a match, inject a link into this chunk via the callback
- // function contained in $task.
- // function contained in $task.
- $chunks[$i] = preg_replace_callback(
- $chunks[$i] = preg_replace_callback(
- $pattern,
- $pattern,
- function ($match) {
- function ($match) {
- try {
- try {
- $info = \Drupal::service('url_embed')->getUrlInfo(Html::decodeEntities($match[1]));
- $info = \Drupal::service('url_embed')->getUrlInfo(Html::decodeEntities($match[1]));
- if ($info) {
- if ($info) {
- return '<drupal-url data-embed-url="' . $match[1] . '"></drupal-url>';
- }
- else {
+ $chunks = is_null($text) ? [''] : preg_split('/(<.+?>)/is', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
+ $chunks = is_null($text) ? [''] : preg_split('/(<.+?>)/is', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
+
+
+ // Do not attempt to convert links into URLs if preg_split() fails.
+ // Do not attempt to convert links into URLs if preg_split() fails.
+ if ($chunks !== FALSE) {
+ if ($chunks !== FALSE) {
+ // PHP ensures that the array consists of alternating delimiters and
+ // PHP ensures that the array consists of alternating delimiters and
+ // literals, and begins and ends with a literal (inserting NULL as
+ // literals, and begins and ends with a literal (inserting NULL as
+ // required). Therefore, the first chunk is always text:
+ // required). Therefore, the first chunk is always text:
+ $chunk_type = 'text';
+ $chunk_type = 'text';
+ // If a tag of $ignore_tags is found, it is stored in $open_tag and only
+ // If a tag of $ignore_tags is found, it is stored in $open_tag and only
+ // removed when the closing tag is found. Until the closing tag is found,
+ // removed when the closing tag is found. Until the closing tag is found,
+ // no replacements are made.
+ // no replacements are made.
+ $open_tag = '';
+ $open_tag = '';
+ for ($i = 0; $i < count($chunks); $i++) {
+ for ($i = 0; $i < count($chunks); $i++) {
+ if ($chunk_type == 'text') {
+ if ($chunk_type == 'text') {
+ // Only process this text if there are no unclosed $ignore_tags.
+ // Only process this text if there are no unclosed $ignore_tags.
+ if ($open_tag == '') {
+ if ($open_tag == '') {
+ // If there is a match, inject a link into this chunk via the callback
+ // If there is a match, inject a link into this chunk via the callback
+ // function contained in $task.
+ // function contained in $task.
+ $chunks[$i] = preg_replace_callback(
+ $chunks[$i] = preg_replace_callback(
+ $pattern,
+ $pattern,
+ function ($match) {
+ function ($match) {
+ if (\Drupal::service('url_embed')->getEmbed(Html::decodeEntities($match[1]))) {
+ try {
return '<drupal-url data-embed-url="' . $match[1] . '"></drupal-url>';
+ $info = \Drupal::service('url_embed')->getUrlInfo(Html::decodeEntities($match[1]));
}
+ if ($info) {
else {
+ return '<drupal-url data-embed-url="' . $match[1] . '"></drupal-url>';
+ }
+ else {
+ return $match[1];
+ }
+ } catch (\Exception $e) {
+ // If anything goes wrong while retrieving remote data, catch
+ // the exception to avoid a WSOD and leave the URL as is.
+ watchdog_exception('url_embed', $e);
return $match[1];
return $match[1];
}
}
- } catch (\Exception $e) {
- } catch (\Exception $e) {
- // If anything goes wrong while retrieving remote data, catch
- // If anything goes wrong while retrieving remote data, catch
- // the exception to avoid a WSOD and leave the URL as is.
- // the exception to avoid a WSOD and leave the URL as is.
- watchdog_exception('url_embed', $e);
- watchdog_exception('url_embed', $e);
- return $match[1];
- return $match[1];
- }
- }
- },
- },
- $chunks[$i]
- $chunks[$i]
- );
- );
- }
- }
- // Text chunk is done, so next chunk must be a tag.
- // Text chunk is done, so next chunk must be a tag.
- $chunk_type = 'tag';
- $chunk_type = 'tag';
- }
- }
- else {
- else {
- // Only process this tag if there are no unclosed $ignore_tags.
- // Only process this tag if there are no unclosed $ignore_tags.
- if ($open_tag == '') {
- if ($open_tag == '') {
- // Check whether this tag is contained in $ignore_tags.
- // Check whether this tag is contained in $ignore_tags.
- if (preg_match("`<($ignore_tags)(?:\s|>)`i", $chunks[$i], $matches)) {
- if (preg_match("`<($ignore_tags)(?:\s|>)`i", $chunks[$i], $matches)) {
- $open_tag = $matches[1];
- $open_tag = $matches[1];
+ },
+ },
+ $chunks[$i]
+ $chunks[$i]
+ );
+ );
}
}
+ // Text chunk is done, so next chunk must be a tag.
+ // Text chunk is done, so next chunk must be a tag.
+ $chunk_type = 'tag';
+ $chunk_type = 'tag';
}
}
- // Otherwise, check whether this is the closing tag for $open_tag.
- // Otherwise, check whether this is the closing tag for $open_tag.
else {
else {
- if (preg_match("`<\/$open_tag>`i", $chunks[$i], $matches)) {
- if (preg_match("`<\/$open_tag>`i", $chunks[$i], $matches)) {
- $open_tag = '';
- $open_tag = '';
+ // Only process this tag if there are no unclosed $ignore_tags.
+ // Only process this tag if there are no unclosed $ignore_tags.
+ if ($open_tag == '') {
+ if ($open_tag == '') {
+ // Check whether this tag is contained in $ignore_tags.
+ // Check whether this tag is contained in $ignore_tags.
+ if (preg_match("`<($ignore_tags)(?:\s|>)`i", $chunks[$i], $matches)) {
+ if (preg_match("`<($ignore_tags)(?:\s|>)`i", $chunks[$i], $matches)) {
+ $open_tag = $matches[1];
+ $open_tag = $matches[1];
+ }
+ }
}
}
+ // Otherwise, check whether this is the closing tag for $open_tag.
+ // Otherwise, check whether this is the closing tag for $open_tag.
+ else {
+ else {
+ if (preg_match("`<\/$open_tag>`i", $chunks[$i], $matches)) {
+ if (preg_match("`<\/$open_tag>`i", $chunks[$i], $matches)) {
+ $open_tag = '';
+ $open_tag = '';
+ }
+ }
+ }
+ }
+ // Tag chunk is done, so next chunk must be text.
+ // Tag chunk is done, so next chunk must be text.
+ $chunk_type = 'text';
+ $chunk_type = 'text';
}
}
- // Tag chunk is done, so next chunk must be text.
- // Tag chunk is done, so next chunk must be text.
- $chunk_type = 'text';
- $chunk_type = 'text';
}
}
+
+
+ $text = implode($chunks);
+ $text = implode($chunks);
}
}
- $text = implode($chunks);
- $text = implode($chunks);
// Revert to the original comment contents
// Revert to the original comment contents
_filter_url_escape_comments('', FALSE);
_filter_url_escape_comments('', FALSE);
return preg_replace_callback('`<!--(.*?)-->`', '_filter_url_escape_comments', $text);
return preg_replace_callback('`<!--(.*?)-->`', '_filter_url_escape_comments', $text);