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authoralecpl <alec@alec.pl>2011-01-10 13:22:45 +0000
committeralecpl <alec@alec.pl>2011-01-10 13:22:45 +0000
commit0ff554d1654cecc15472de186bdcd30fb1dffc77 (patch)
tree1d349c8abd195cdbfba9e752e0e4630c340f551d /program/include
parent57e38f47af2526aee3e1ef01991dd7d1ebb46f24 (diff)
- Fix handling square brackets in links (#1487672)
Diffstat (limited to 'program/include')
-rw-r--r--program/include/rcube_string_replacer.php60
1 files changed, 51 insertions, 9 deletions
diff --git a/program/include/rcube_string_replacer.php b/program/include/rcube_string_replacer.php
index e219f3083..e0a736462 100644
--- a/program/include/rcube_string_replacer.php
+++ b/program/include/rcube_string_replacer.php
@@ -37,7 +37,7 @@ class rcube_string_replacer
{
// Simplified domain expression for UTF8 characters handling
$utf_domain = '[^?&@"\'\\/()\s\r\t\n]+\\.[a-z]{2,5}';
- $url = '[a-z0-9%=#@+?.:;&\\/_~-]+';
+ $url = '[a-z0-9%=#@+?.:;&\\/_~\\[\\]-]+';
$this->link_pattern = "/([\w]+:\/\/|\Wwww\.)($utf_domain($url)?)/i";
$this->mailto_pattern = "/("
@@ -81,13 +81,19 @@ class rcube_string_replacer
if (preg_match('!^(http|ftp|file)s?://!', $scheme)) {
$url = $matches[1] . $matches[2];
- $i = $this->add(html::a(array('href' => $url, 'target' => '_blank'), Q($url)));
}
else if (preg_match('/^(\W)www\.$/', $matches[1], $m)) {
- $url = 'www.' . $matches[2];
- $i = $this->add($m[1] . html::a(array('href' => 'http://' . $url, 'target' => '_blank'), Q($url)));
+ $url = 'www.' . $matches[2];
+ $url_prefix = 'http://';
+ $prefix = $m[1];
}
+ $suffix = $this->parse_url_brackets($url);
+ $i = $this->add($prefix . html::a(array(
+ 'href' => $url_prefix . $url,
+ 'target' => '_blank'
+ ), Q($url)) . $suffix);
+
// Return valid link for recognized schemes, otherwise, return the unmodified string for unrecognized schemes.
return $i >= 0 ? $this->get_replacement($i) : $matches[0];
}
@@ -100,11 +106,13 @@ class rcube_string_replacer
*/
public function mailto_callback($matches)
{
+ $href = $matches[1];
+ $suffix = $this->parse_url_brackets($href);
+
$i = $this->add(html::a(array(
- 'href' => 'mailto:' . $matches[1],
- 'onclick' => "return ".JS_OBJECT_NAME.".command('compose','".JQ($matches[1])."',this)",
- ),
- Q($matches[1])));
+ 'href' => 'mailto:' . $href,
+ 'onclick' => "return ".JS_OBJECT_NAME.".command('compose','".JQ($href)."',this)",
+ ), Q($href)) . $suffix);
return $i >= 0 ? $this->get_replacement($i) : '';
}
@@ -129,4 +137,38 @@ class rcube_string_replacer
return preg_replace_callback(self::$pattern, array($this, 'replace_callback'), $str);
}
-} \ No newline at end of file
+ /**
+ * Fixes bracket characters in URL handling
+ */
+ public static function parse_url_brackets(&$url)
+ {
+ // #1487672: special handling of square brackets,
+ // URL regexp allows [] characters in URL, for example:
+ // "http://example.com/?a[b]=c". However we need to handle
+ // properly situation when a bracket is placed at the end
+ // of the link e.g. "[http://example.com]"
+ if (preg_match('/(\\[|\\])/', $url)) {
+ $in = false;
+ for ($i=0, $len=strlen($url); $i<$len; $i++) {
+ if ($url[$i] == '[') {
+ if ($in)
+ break;
+ $in = true;
+ }
+ else if ($url[$i] == ']') {
+ if (!$in)
+ break;
+ $in = false;
+ }
+ }
+
+ if ($i<$len) {
+ $suffix = substr($url, $i);
+ $url = substr($url, 0, $i);
+ }
+ }
+
+ return $suffix;
+ }
+
+}