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-rw-r--r--program/lib/Roundcube/rcube_string_replacer.php40
1 files changed, 38 insertions, 2 deletions
diff --git a/program/lib/Roundcube/rcube_string_replacer.php b/program/lib/Roundcube/rcube_string_replacer.php
index 354b4596d..ca4fdfcfc 100644
--- a/program/lib/Roundcube/rcube_string_replacer.php
+++ b/program/lib/Roundcube/rcube_string_replacer.php
@@ -24,11 +24,14 @@
*/
class rcube_string_replacer
{
- public static $pattern = '/##str_replacement\[([0-9]+)\]##/';
+ public static $pattern = '/##str_replacement\{([0-9]+)\}##/';
public $mailto_pattern;
public $link_pattern;
+
private $values = array();
private $options = array();
+ private $linkrefs = array();
+ private $urls = array();
function __construct($options = array())
@@ -45,6 +48,8 @@ class rcube_string_replacer
."@$utf_domain" // domain-part
."(\?[$url1$url2]+)?" // e.g. ?subject=test...
.")/";
+ $this->linkref_index = '/\[([a-zA-Z0-9]+)\]:?\s*##str_replacement\{(\d+)\}##/';
+ $this->linkref_pattern = '/\[([a-zA-Z0-9]+)\]/';
$this->options = $options;
}
@@ -67,7 +72,7 @@ class rcube_string_replacer
*/
public function get_replacement($i)
{
- return '##str_replacement['.$i.']##';
+ return '##str_replacement{'.$i.'}##';
}
/**
@@ -96,6 +101,7 @@ class rcube_string_replacer
$attrib['href'] = $url_prefix . $url;
$i = $this->add(html::a($attrib, rcube::Q($url)) . $suffix);
+ $this->urls[$i] = $attrib['href'];
}
// Return valid link for recognized schemes, otherwise
@@ -104,6 +110,33 @@ class rcube_string_replacer
}
/**
+ * Callback to add an entry to the link index
+ */
+ public function linkref_addindex($matches)
+ {
+ $key = $matches[1];
+ $this->linkrefs[$key] = $matches[2];
+
+ return $matches[0];
+ }
+
+ /**
+ * Callback to replace link references with real links
+ */
+ public function linkref_callback($matches)
+ {
+ $i = 0;
+ $key = isset($this->linkrefs[$matches[1]]) ? $this->linkrefs[$matches[1]] : '-';
+ if ($url = $this->urls[$key]) {
+ $attrib = (array)$this->options['link_attribs'];
+ $attrib['href'] = $url;
+ $i = $this->add(html::a($attrib, rcube::Q($matches[1])));
+ }
+
+ return $i > 0 ? '['.$this->get_replacement($i).']' : $matches[0];
+ }
+
+ /**
* Callback function used to build mailto: links around e-mail strings
*
* @param array Matches result from preg_replace_callback
@@ -142,6 +175,9 @@ class rcube_string_replacer
// search for patterns like links and e-mail addresses
$str = preg_replace_callback($this->link_pattern, array($this, 'link_callback'), $str);
$str = preg_replace_callback($this->mailto_pattern, array($this, 'mailto_callback'), $str);
+ // resolve link references
+ $str = preg_replace_callback($this->linkref_index, array($this, 'linkref_addindex'), $str);
+ $str = preg_replace_callback($this->linkref_pattern, array($this, 'linkref_callback'), $str);
return $str;
}