Initial and final version

2016-05-10 21:47:51 +02:00
commit f1153f9488
5 changed files with 135 additions and 0 deletions
--- a/class.bbcode.php
+++ b/class.bbcode.php
@@ -0,0 +1,69 @@
+<?php
+class bbcode {
+    var $tags;
+    var $smileys;
+
+    function bbcode()
+    {
+        $this->tags = array();
+        $this->smileys = array();
+
+        $this->register_bbcode("b", FALSE, FALSE, FALSE, "<span class=\"b\">\\1</span>", NULL);
+        $this->register_bbcode("i", FALSE, FALSE, FALSE, "<span class=\"i\">\\1</span>", NULL);
+        $this->register_bbcode("u", FALSE, FALSE, FALSE, "<span class=\"u\">\\1</span>", NULL);
+        $this->register_bbcode("link", FALSE, TRUE, FALSE, "<a href=\"\\1\">\\1</a>", "<a href=\"\\1\">\\2</a>");
+        $this->register_bbcode("url", FALSE, TRUE, FALSE, "<a href=\"\\1\">\\1</a>", "<a href=\"\\1\">\\2</a>");
+        $this->register_bbcode("img", FALSE, TRUE, FALSE, "<img src=\"\\1\" alt=\"\" />", "<img src=\"\\1\" alt=\"\\2\" />");
+    }
+
+    function register_bbcode($tagname, $noclose, $can_have_param, $must_have_param, $replacement, $param_replacement)
+    {
+        $this->tags[$tagname] = array(
+            "tagname"           => $tagname,
+            "noclose"           => $noclose,
+            "can_have_param"    => $can_have_param,
+            "must_have_param"   => $must_have_param,
+            "replacement"       => $replacement,
+            "param_replacement" => $param_replacement
+        );
+    }
+
+    function register_smiley($smiley, $pic)
+    {
+        $this->smileys[$smiley] = $pic;
+    }
+
+    function decode($text, $parse_bbcode = TRUE, $parse_smileys = TRUE)
+    {
+        $text = strip_tags($text);
+
+        if ($parse_bbcode) {
+            $continue = TRUE;
+            while ($continue) {
+                foreach ($this->tags as $tagname => $definition) {
+                    $continue = FALSE;
+                    $num = 0;
+
+                    $pattern_parm = "\\[{$definition["tagname"]}=([^]]+)\\]([^[]+)\\[\\/{$definition["tagname"]}\\]";
+                    $pattern_noparm = "\\[{$definition["tagname"]}\\]([^[]+)\\[\\/{$definition["tagname"]}\\]";
+                    $text = preg_replace("/{$pattern_noparm}/i", $definition["replacement"], $text, -1, $num);
+                    $text = preg_replace("/{$pattern_parm}/i", $definition["param_replacement"], $text, -1, $num);
+
+                    if ($num > 0) {
+                        $continue = TRUE;
+                    }
+                }
+            }
+
+            $text = str_replace(array("\r", "\n", "\r\n"), "<br />\n", $text);
+        }
+
+        if ($parse_smileys) {
+            foreach ($this->smileys as $smiley => $pic) {
+                $text = str_replace($smiley, "<img src=\"{$pic}\" alt=\"{$smiley}\">", $text);
+            }
+        }
+
+        return $text;
+    }
+}