Vier: The change from blue to black in links is now faded as well.

[friendica.git] / include / text.php

diff --git a/include/text.php b/include/text.php
index 9ff5c790779ea99ce65a4c0f5e00b7f9f0680657..9dc90ac50ae19723f5803fd1e44e645f1dea9819 100644 (file)
--- a/include/text.php
+++ b/include/text.php
@@ -174,10 +174,11 @@ function autoname($len) {
 
 if(! function_exists('xmlify')) {
 function xmlify($str) {
-       $buffer = '';
+/*     $buffer = '';
        
-       for($x = 0; $x < mb_strlen($str); $x ++) {
-               $char = $str[$x];
+       $len = mb_strlen($str);
+       for($x = 0; $x < $len; $x ++) {
+               $char = mb_substr($str,$x,1);
         
                switch( $char ) {
 
@@ -205,7 +206,14 @@ function xmlify($str) {
                                $buffer .= $char;
                                break;
                }       
-       }
+       }*/
+
+       $buffer = mb_ereg_replace("&", "&amp;", $str);
+       $buffer = mb_ereg_replace("'", "&apos;", $buffer);
+       $buffer = mb_ereg_replace("\"", "&quot;", $buffer);
+       $buffer = mb_ereg_replace("<", "&lt;", $buffer);
+       $buffer = mb_ereg_replace(">", "&gt;", $buffer);
+
        $buffer = trim($buffer);
        return($buffer);
 }}
@@ -215,8 +223,13 @@ function xmlify($str) {
 
 if(! function_exists('unxmlify')) {
 function unxmlify($s) {
-       $ret = str_replace('&amp;','&', $s);
-       $ret = str_replace(array('&lt;','&gt;','&quot;','&apos;'),array('<','>','"',"'"),$ret);
+//     $ret = str_replace('&amp;','&', $s);
+//     $ret = str_replace(array('&lt;','&gt;','&quot;','&apos;'),array('<','>','"',"'"),$ret);
+       $ret = mb_ereg_replace('&amp;', '&', $s);
+       $ret = mb_ereg_replace('&apos;', "'", $ret);
+       $ret = mb_ereg_replace('&quot;', '"', $ret);
+       $ret = mb_ereg_replace('&lt;', "<", $ret);
+       $ret = mb_ereg_replace('&gt;', ">", $ret);
        return $ret;    
 }}
 
@@ -1034,10 +1047,34 @@ function link_compare($a,$b) {
        return false;
 }}
 
+
+// Find any non-embedded images in private items and add redir links to them
+
+if(! function_exists('redir_private_images')) {
+function redir_private_images($a, &$item) {
+
+       $matches = false;
+       $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
+       if($cnt) {
+               //logger("redir_private_images: matches = " . print_r($matches, true));
+               foreach($matches as $mtch) {
+                       if(strpos($mtch[1], '/redir') !== false)
+                               continue;
+
+                       if((local_user() == $item['uid']) && ($item['private'] != 0) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) {
+                               //logger("redir_private_images: redir");
+                               $img_url = $a->get_baseurl() . '/redir?f=1&quiet=1&url=' . $mtch[1] . '&conurl=' . $item['author-link'];
+                               $item['body'] = str_replace($mtch[0], "[img]".$img_url."[/img]", $item['body']);
+                       }
+               }
+       }
+
+}}
+
+
 // Given an item array, convert the body element from bbcode to html and add smilie icons.
 // If attach is true, also add icons for item attachments
 
-
 if(! function_exists('prepare_body')) {
 function prepare_body($item,$attach = false) {
 
@@ -1053,14 +1090,19 @@ function prepare_body($item,$attach = false) {
                        $s = file_get_contents($cachefile);
                        $a->save_timestamp($stamp1, "file");
                } else {
+                       redir_private_images($a, $item);
                        $s = prepare_text($item['body']);
+
                        $stamp1 = microtime(true);
                        file_put_contents($cachefile, $s);
                        $a->save_timestamp($stamp1, "file");
+
                        logger('prepare_body: put item '.$item["id"].' into cachefile '.$cachefile);
                }
-       } else
+       } else {
+               redir_private_images($a, $item);
                $s = prepare_text($item['body']);
+       }
 
 
        $prep_arr = array('item' => $item, 'html' => $s);
@@ -1083,7 +1125,18 @@ function prepare_body($item,$attach = false) {
                        $cnt = preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches, PREG_SET_ORDER);
                        if($cnt) {
                                foreach($matches as $mtch) {
-                                       $icontype = strtolower(substr($mtch[3],0,strpos($mtch[3],'/')));
+                                       $filetype = strtolower(substr( $mtch[3], 0, strpos($mtch[3],'/') ));
+                                       if($filetype) {
+                                               $filesubtype = strtolower(substr( $mtch[3], strpos($mtch[3],'/') + 1 ));
+                                               $filesubtype = str_replace('.', '-', $filesubtype);
+                                       }
+                                       else {
+                                               $filetype = 'unkn';
+                                               $filesubtype = 'unkn';
+                                       }
+
+                                       $icon = '<div class="attachtype icon s22 type-' . $filetype . ' subtype-' . $filesubtype . '"></div>';
+                                       /*$icontype = strtolower(substr($mtch[3],0,strpos($mtch[3],'/')));
                                        switch($icontype) {
                                                case 'video':
                                                case 'audio':
@@ -1094,7 +1147,8 @@ function prepare_body($item,$attach = false) {
                                                default:
                                                        $icon = '<div class="attachtype icon s22 type-unkn"></div>';
                                                        break;
-                                       }
+                                       }*/
+
                                        $title = ((strlen(trim($mtch[4]))) ? escape_tags(trim($mtch[4])) : escape_tags($mtch[1]));
                                        $title .= ' ' . $mtch[2] . ' ' . t('bytes');
                                        if((local_user() == $item['uid']) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN))