diff options
Diffstat (limited to 'engine')
| -rw-r--r-- | engine/lib/input.php | 46 |
1 files changed, 42 insertions, 4 deletions
diff --git a/engine/lib/input.php b/engine/lib/input.php index cd8e6ab3b..e6929f6c0 100644 --- a/engine/lib/input.php +++ b/engine/lib/input.php @@ -62,9 +62,10 @@ }
/**
- * This is a function to make url clickable
- * @param string text
- * @return string text
+ * Takes a string and turns any URLs into formatted links
+ *
+ * @param string $text The input string
+ * @return string The output stirng with formatted links
**/
function parse_urls($text) {
@@ -73,13 +74,50 @@ foreach (array_unique($urls[1]) AS $url){
$urltext = $url;
- $text = str_replace($url, '<a href="'. $url .'" style="text-decoration:underline;">view link</a>', $text);
+ $text = str_replace($url, '<a href="'. $url .'" style="text-decoration:underline;">'. elgg_echo("link:view") .'</a>', $text);
}
}
return $text;
}
+ function autop($pee, $br = 1) {
+ $pee = $pee . "\n"; // just to make things a little easier, pad the end
+ $pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
+ // Space things out a little
+ $allblocks = '(?:table|thead|tfoot|caption|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|form|map|area|blockquote|address|math|style|input|p|h[1-6]|hr)';
+ $pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
+ $pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
+ $pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
+ if ( strpos($pee, '<object') !== false ) {
+ $pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
+ $pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
+ }
+ $pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
+ $pee = preg_replace('/\n?(.+?)(?:\n\s*\n|\z)/s', "<p>$1</p>\n", $pee); // make paragraphs, including one at the end
+ $pee = preg_replace('|<p>\s*?</p>|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace
+ $pee = preg_replace('!<p>([^<]+)\s*?(</(?:div|address|form)[^>]*>)!', "<p>$1</p>$2", $pee);
+ $pee = preg_replace( '|<p>|', "$1<p>", $pee );
+ $pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
+ $pee = preg_replace("|<p>(<li.+?)</p>|", "$1", $pee); // problem with nested lists
+ $pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
+ $pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
+ $pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee);
+ $pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee);
+ if ($br) {
+ $pee = preg_replace_callback('/<(script|style).*?<\/\\1>/s', create_function('$matches', 'return str_replace("\n", "<WPPreserveNewline />", $matches[0]);'), $pee);
+ $pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
+ $pee = str_replace('<WPPreserveNewline />', "\n", $pee);
+ }
+ $pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee);
+ $pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)!', '$1', $pee);
+ if (strpos($pee, '<pre') !== false)
+ $pee = preg_replace_callback('!(<pre.*?>)(.*?)</pre>!is', 'clean_pre', $pee );
+ $pee = preg_replace( "|\n</p>$|", '</p>', $pee );
+
+ return $pee;
+ }
+
function input_init() {
global $CONFIG;
$CONFIG->allowedtags = array ('address' => array (), 'a' => array ('href' => array (), 'title' => array (), 'rel' => array (), 'rev' => array (), 'name' => array ()), 'abbr' => array ('title' => array ()), 'acronym' => array ('title' => array ()), 'b' => array (), 'big' => array (), 'blockquote' => array ('cite' => array ()), 'br' => array (), 'button' => array ('disabled' => array (), 'name' => array (), 'type' => array (), 'value' => array ()), 'caption' => array ('align' => array ()), 'code' => array (), 'col' => array ('align' => array (), 'char' => array (), 'charoff' => array (), 'span' => array (), 'valign' => array (), 'width' => array ()), 'del' => array ('datetime' => array ()), 'dd' => array (), 'div' => array ('align' => array ()), 'dl' => array (), 'dt' => array (), 'em' => array (), 'fieldset' => array (), 'font' => array ('color' => array (), 'face' => array (), 'size' => array ()), 'form' => array ('action' => array (), 'accept' => array (), 'accept-charset' => array (), 'enctype' => array (), 'method' => array (), 'name' => array (), 'target' => array ()), 'h1' => array ('align' => array ()), 'h2' => array ('align' => array ()), 'h3' => array ('align' => array ()), 'h4' => array ('align' => array ()), 'h5' => array ('align' => array ()), 'h6' => array ('align' => array ()), 'hr' => array ('align' => array (), 'noshade' => array (), 'size' => array (), 'width' => array ()), 'i' => array (), 'img' => array ('alt' => array (), 'align' => array (), 'border' => array (), 'height' => array (), 'hspace' => array (), 'longdesc' => array (), 'vspace' => array (), 'src' => array (), 'width' => array ()), 'ins' => array ('datetime' => array (), 'cite' => array ()), 'kbd' => array (), 'label' => array ('for' => array ()), 'legend' => array ('align' => array ()), 'li' => array (), 'p' => array ('align' => array ()), 'pre' => array ('width' => array ()), 'q' => array ('cite' => array ()), 's' => array (), 'strike' => array (), 'strong' => array (), 'sub' => array (), 'sup' => array (), 'table' => array ('align' => array (), 'bgcolor' => array (), 'border' => array (), 'cellpadding' => array (), 'cellspacing' => array (), 'rules' => array (), 'summary' => array (), 'width' => array ()), 'tbody' => array ('align' => array (), 'char' => array (), 'charoff' => array (), 'valign' => array ()), 'td' => array ('abbr' => array (), 'align' => array (), 'axis' => array (), 'bgcolor' => array (), 'char' => array (), 'charoff' => array (), 'colspan' => array (), 'headers' => array (), 'height' => array (), 'nowrap' => array (), 'rowspan' => array (), 'scope' => array (), 'valign' => array (), 'width' => array ()), 'textarea' => array ('cols' => array (), 'rows' => array (), 'disabled' => array (), 'name' => array (), 'readonly' => array ()), 'tfoot' => array ('align' => array (), 'char' => array (), 'charoff' => array (), 'valign' => array ()), 'th' => array ('abbr' => array (), 'align' => array (), 'axis' => array (), 'bgcolor' => array (), 'char' => array (), 'charoff' => array (), 'colspan' => array (), 'headers' => array (), 'height' => array (), 'nowrap' => array (), 'rowspan' => array (), 'scope' => array (), 'valign' => array (), 'width' => array ()), 'thead' => array ('align' => array (), 'char' => array (), 'charoff' => array (), 'valign' => array ()), 'title' => array (), 'tr' => array ('align' => array (), 'bgcolor' => array (), 'char' => array (), 'charoff' => array (), 'valign' => array ()), 'tt' => array (), 'u' => array (), 'ul' => array (), 'ol' => array (), 'var' => array () );
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