Adds emojis according to links type

TODO

@@ -1,7 +1,6 @@
 * manage url encoding: The filename fetched on disk may differ from that was asked by URL.
 * check /etc/passwd not accessible: Perform sanity checks against unauthorized access.
 * manage 404: Display better errors.
-* HTML: On links indicate whether it's on Gemini or Www or image.
 * a way to get the source of a page, using urlrewriting
 * options to activate the text decoration
 * HTML caching: Nginx tries the html, if not found use this script to build it

htmgem.css

@@ -63,6 +63,37 @@ a:visited {
     color: #868;
 }
 
+a.local:before {
+    content: "🛩️ ";
+    font-weight: bold;
+}
+
+a.gemini:before {
+    content: "🚀 ";
+}
+
+a.gopher:before {
+    content: "📜 ";
+}
+
+a.https:before {
+    content: "🕸️ ";
+    font-weight: bolder;
+}
+
+a.http:before {
+    content: "🕸️ ";
+    font-weight: lighter;
+}
+
+a.mumble:before {
+    content: "🎤 ";
+}
+
+a.mailto:before {
+    content: "✉️ ";
+}
+
 pre {
     background-color: #eee;
     margin: 0 -1rem;

htmgem.php

@@ -128,13 +128,16 @@ foreach ($fileLines as $line) {
                 if (preg_match("/^=>\s*([^\s]+)(?:\s+(.*))?$/", $line, $linkParts)) {
                     $url_link = $linkParts[1];
                     $url_label = @$linkParts[2];
+                    preg_match("/^([^:]+):/", $url_link, $matches);
+                    $url_protocol = @$matches[1];
+                    if (empty($url_protocol)) $url_protocol = "local";
                     if (empty(trim($url_label))) {
                         $url_label = $url_link;
                     } else {
                         // the label is humain-made, apply formatting
                         htmlPrepare($url_label);
                     }
-                    echo "<p><a href='".$url_link."'>".$url_label."</a></p>\n";
+                    echo "<p><a class='$url_protocol' href='$url_link'>$url_label</a></p>\n";
                 } else {
                     $mode = "raw";
                     continue;