From baaf08af80acdf323c8e85099468a3ab6a7fba55 Mon Sep 17 00:00:00 2001
From: Hunter Ashton <hbashton13@gmail.com>
Date: Fri, 19 May 2017 14:34:57 -0500
Subject: [PATCH] Add an HTML parser for buttons! (#123)

---
 .../MadelineProto/TL/Conversion/BotAPI.php    | 44 +++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/src/danog/MadelineProto/TL/Conversion/BotAPI.php b/src/danog/MadelineProto/TL/Conversion/BotAPI.php
index 4c0d9f76f..3e0d0176d 100644
--- a/src/danog/MadelineProto/TL/Conversion/BotAPI.php
+++ b/src/danog/MadelineProto/TL/Conversion/BotAPI.php
@@ -407,6 +407,17 @@ trait BotAPI
             $href = $node->getAttribute('href');
             if (preg_match('|mention:|', $href)) {
                 $entities[] = ['_' => 'inputMessageEntityMentionName', 'offset' => mb_strlen($nmessage), 'length' => mb_strlen($text), 'user_id' => $this->get_info(str_replace('mention:', '', $href))['InputUser']];
+            } elseif (preg_match('|buttonurl:|', $href)) {
+                if (!isset($entities['buttons'])) {
+                    $entities['buttons'] = [];
+                }
+                if (preg_match('|:new|', substr($href, -4))) {
+                    $entities['buttons'][] = ['_' => 'keyboardButtonUrl', 'text' => $text, 'url' => str_replace('buttonurl:', '', str_replace(':new', '', $href)), 'new' => true];
+                } else {
+                    var_dump(true);
+                    $entities['buttons'][] = ['_' => 'keyboardButtonUrl', 'text' => $text, 'url' => str_replace('buttonurl:', '', $href)];
+                }
+                break;
             } else {
                 $entities[] = ['_' => 'messageEntityTextUrl', 'offset' => mb_strlen($nmessage), 'length' => mb_strlen($text), 'url' => $href];
             }
@@ -440,6 +451,10 @@ trait BotAPI
                 foreach ($dom->getElementsByTagName('body')->item(0)->childNodes as $node) {
                     $this->parse_node($node, $arguments['entities'], $nmessage);
                 }
+                if (isset($arguments['entities']['buttons'])) {
+                    $arguments['reply_markup'] = $this->build_rows($arguments['entities']['buttons']);
+                    unset($arguments['entities']['buttons']);
+                }
                 unset($arguments['parse_mode']);
             } catch (\DOMException $e) {
             } catch (\danog\MadelineProto\Exception $e) {
@@ -513,4 +528,33 @@ trait BotAPI
             return htmlentities($text);
         }
     }
+
+    public function build_rows($button_list)
+    {
+        $end = false;
+        $rows = [];
+        $buttons = [];
+        $cols = 0;
+        foreach ($button_list as $button) {
+             if (isset($button['new'])) {
+                 if (count($buttons) == 0) {
+                     $buttons[] = $button;
+                 } else {
+                     $row = ['_' => 'keyboardButtonRow', 'buttons' => $buttons];
+                     $rows[] = $row;
+                     $buttons = [$button];
+                 }
+             } else {
+                $buttons[] = $button;
+                $end = true;
+            }
+        }
+
+        if ($end) {
+            $row = ['_' => 'keyboardButtonRow', 'buttons' => $buttons];
+            $rows[] = $row;
+        }
+
+        return ['_' => 'replyInlineMarkup', 'rows' => $rows];
+    }
 }