From 7d140f2e6e06572ccdadf1ea1c4bb5139a0f7ac4 Mon Sep 17 00:00:00 2001
From: Pavel Shevaev <pacha.shevaev@gmail.com>
Date: Mon, 29 Aug 2022 15:00:22 +0300
Subject: [PATCH] Adding initial github packages support

---
 chirp.php | 72 +++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 62 insertions(+), 10 deletions(-)

diff --git a/chirp.php b/chirp.php
index e015b09..18df6ca 100644
--- a/chirp.php
+++ b/chirp.php
@@ -143,6 +143,32 @@ function gitea_get_commit($auth_token, $gitea_url, $repo, $sha)
     return $res;
 }
 
+function github_get_tags($github_repo)
+{
+  $api_url = "https://api.github.com/repos/$github_repo/tags"; 
+  $ch = curl_init();
+  curl_setopt($ch, CURLOPT_URL,  $api_url);
+  curl_setopt($ch, CURLOPT_HEADER, true);
+  curl_setopt($ch, CURLOPT_USERAGENT, "test");
+  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+  $response = curl_exec($ch);
+
+  $header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
+  $header = substr($response, 0, $header_size);
+  $json = substr($response, $header_size);
+
+  $info = curl_getinfo($ch);
+
+  curl_close($ch);
+
+  if($info['http_code'] != 200)
+    return $info['http_code'];
+
+  return json_decode($json, true);
+}
+
 function _is_composer_git_repo(array $repos, $repo) 
 {
   foreach($repos as $item)
@@ -153,6 +179,22 @@ function _is_composer_git_repo(array $repos, $repo)
   return false;
 }
 
+function _is_composer_github_package(array $repos, $repo, &$github_repo) 
+{
+  foreach($repos as $item)
+  {
+    if($item['type'] == 'package' && 
+      $item['package']['name'] == $repo && 
+      preg_match('~https?://github.com/([^/]+)/([^/]+)~', $item['package']['dist']['url'], $matches))
+    {
+      $github_repo = $matches[1].'/'.$matches[2];
+      return true;
+    }
+  }
+  return false;
+}
+
+
 function gitea_check_repo(
   $auth_token, 
   $gitea_url, 
@@ -201,18 +243,28 @@ function gitea_check_repo(
       if(strpos($repo, "bit/") !== 0)
         continue;
 
-      if(!_is_composer_git_repo($composer_arr['repositories'], "$gitea_url/$repo"))
-        continue;
-
-      $tags = gitea_get_tags($auth_token, $gitea_url, $repo);
-      if(isset($tags[0]))
+      if(_is_composer_git_repo($composer_arr['repositories'], "$gitea_url/$repo"))
       {
-        $last_tag_info = $tags[0];
-        if(ltrim($last_tag_info["name"], 'v') != ltrim($version, 'v'))
-          echo "Package '$repo': current $version, latest {$last_tag_info["name"]}\n";
+        $tags = gitea_get_tags($auth_token, $gitea_url, $repo);
+        if(isset($tags[0]))
+        {
+          $last_tag_info = $tags[0];
+          if(ltrim($last_tag_info["name"], 'v') != ltrim($version, 'v'))
+            echo "Package '$repo': current $version, latest {$last_tag_info["name"]}\n";
+        }
+        else
+          echo "Could not fetch tags for $repo\n";
+      }
+      else if(_is_composer_github_package($composer_arr['repositories'], $repo, $github_repo))
+      {
+        $tags = github_get_tags($github_repo);
+        if(isset($tags[0]))
+        {
+          $last_tag_info = $tags[0];
+          if(ltrim($last_tag_info["name"], 'v') != ltrim($version, 'v'))
+            echo "Package '$repo': current $version, latest {$last_tag_info["name"]}\n";
+        }
       }
-      else
-        echo "Could not fetch tags for $repo\n";
     }
   }