add blob route and log parse cache

author: Daniel Weipert <git@mail.dweipert.de> 2025-07-22 11:16:40 +0200
committer: Daniel Weipert <git@mail.dweipert.de> 2025-07-22 11:16:40 +0200
commit: d51eee7ed707568f58d305abb750349cb2f27bcc (patch)
tree: d9b32a2e8466c5c9e04d769889fb9e9ed3496447
parent: 4fd85782abf9005a0d27d7890023a21d9dad6ef3 (diff)
1 files changed, 82 insertions, 11 deletions
diff --git a/index.php b/index.php
index 9f8b568..d45341a 100644
--- a/index.php
+++ b/index.php
@@ -1,5 +1,10 @@
 <?php
 
+/**
+ * find projects at $path
+ *
+ * @return array<string>
+ */
 function find_projects(string $path, array $projects = []): array {
   $directories = glob($path . "/{.[!.],}*", GLOB_ONLYDIR | GLOB_BRACE);
   if (($idx = array_search("$path/.git", $directories)) !== false) {
@@ -14,10 +19,23 @@ function find_projects(string $path, array $projects = []): array {
   return $projects;
 }
 
-function parse_log(string $path): array|null {
+
+global $cache_parse_log;
+$cache_parse_log = [];
+
+/**
+ * parse git log at $path
+ */
+function parse_log(string $path): array {
+  global $cache_parse_log;
+  
+  if (isset($cache_parse_log[$path])) {
+    return $cache_parse_log[$path];
+  }
+  
   $proxy = md5(strval(microtime(true)));
   $process = proc_open(
-    "git -C {$path} log " . "--pretty=format:'{%n  {$proxy}commit{$proxy}: {$proxy}%H{$proxy},%n  {$proxy}author{$proxy}: {$proxy}%aN <%aE>{$proxy},%n  {$proxy}date{$proxy}: {$proxy}%ad{$proxy},%n  {$proxy}message{$proxy}: {$proxy}%s{$proxy}%n},'",
+    "git -C \"{$path}\" log " . "--pretty=format:'{%n  {$proxy}commit{$proxy}: {$proxy}%H{$proxy},%n  {$proxy}author{$proxy}: {$proxy}%aN <%aE>{$proxy},%n  {$proxy}date{$proxy}: {$proxy}%ad{$proxy},%n  {$proxy}message{$proxy}: {$proxy}%s{$proxy}%n},'",
     [
       ["pipe", "r"],
       ["pipe", "w"],
@@ -32,12 +50,15 @@ function parse_log(string $path): array|null {
 
   $json = json_decode($string, true);
 
-  return $json;
+  return $cache_parse_log[$path] = $json ?? [];
 }
 
+/**
+ * parse git status at $path
+ */
 function parse_status(string $path): array {
   $process = proc_open(
-    "git -C {$path} status --porcelain=v2 --branch",
+    "git -C \"{$path}\" status --porcelain=v2 --branch",
     [
       ["pipe", "r"],
       ["pipe", "w"],
@@ -117,11 +138,14 @@ function parse_status(string $path): array {
   return $status;
 }
 
+/**
+ * get git file tree at $path for $revision under $tree_base_path
+ */
 function get_file_tree(string $path, string $revision, string $tree_base_path): array
 {
   $proxy = md5(strval(microtime(true)));
   $process = proc_open(
-    "git -C {$path} ls-tree {$revision} {$tree_base_path}" . " --format='{%n  {$proxy}mode{$proxy}: {$proxy}%(objectmode){$proxy},%n  {$proxy}type{$proxy}: {$proxy}%(objecttype){$proxy},%n  {$proxy}name{$proxy}: {$proxy}%(objectname){$proxy},%n  {$proxy}size{$proxy}: {$proxy}%(objectsize){$proxy},%n  {$proxy}path{$proxy}: {$proxy}%(path){$proxy}%n},'",
+    "git -C \"{$path}\" ls-tree {$revision} {$tree_base_path}" . " --format='{%n  {$proxy}mode{$proxy}: {$proxy}%(objectmode){$proxy},%n  {$proxy}type{$proxy}: {$proxy}%(objecttype){$proxy},%n  {$proxy}name{$proxy}: {$proxy}%(objectname){$proxy},%n  {$proxy}size{$proxy}: {$proxy}%(objectsize){$proxy},%n  {$proxy}path{$proxy}: {$proxy}%(path){$proxy}%n},'",
     [
       ["pipe", "r"],
       ["pipe", "w"],
@@ -131,7 +155,7 @@ function get_file_tree(string $path, string $revision, string $tree_base_path):
   );
 
   $output = stream_get_contents($pipes[1]);
-  $string = str_replace(['"', $proxy], ['\\"', '"'], $output);
+  $string = str_replace(['\\', '"', $proxy], ['\\\\', '\\"', '"'], $output);
   $string = "[" . rtrim(trim($string), ",") . "]";
 
   $tree = json_decode($string, true);
@@ -140,6 +164,9 @@ function get_file_tree(string $path, string $revision, string $tree_base_path):
 }
 
 
+/**
+ * Template root
+ */
 function template_root(string $content, array $meta = []): string
 {
   $meta = array_replace_recursive([
@@ -149,9 +176,19 @@ function template_root(string $content, array $meta = []): string
   ob_start();
 
   ?>
+  <!doctype html>
   <html>
   <head>
     <title><?php echo $meta["title"]; ?></title>
+    <style>
+    .blob-code-block {
+      pre {
+        border: 1px solid;
+        display: inline-block;
+        padding: 1rem;
+      }
+    }
+    </style>
   </head>
   <body><?php echo $content; ?></body>
   </html>
@@ -167,6 +204,7 @@ $url = parse_url("http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]");
 
 ob_start();
 
+// Route: /
 if ($url["path"] == "/") {
   $projects = find_projects($projects_path);
 
@@ -238,10 +276,10 @@ if ($url["path"] == "/") {
 }
 
 
-// /$project/tree/$file_path
+// Route: /$project/tree/$file_path
 elseif (preg_match("#(.*)/tree/?(.*)#", $url["path"], $matches)) {
-  $project = ltrim($matches[1], "/");
-  $file_path = rtrim($matches[2], "/");
+  $project = urldecode(ltrim($matches[1], "/"));
+  $file_path = urldecode(rtrim($matches[2], "/"));
 
   // get tree
   $tree = get_file_tree("$projects_path/$project", "HEAD", "./{$file_path}/");
@@ -260,6 +298,7 @@ elseif (preg_match("#(.*)/tree/?(.*)#", $url["path"], $matches)) {
   <table>
   <thead>
     <tr>
+      <td>Mode</td>
       <td>File</td>
     </tr>
   </thead>
@@ -267,11 +306,18 @@ elseif (preg_match("#(.*)/tree/?(.*)#", $url["path"], $matches)) {
   <?php
   
   foreach ($tree as $file) {
-    $relative_path = str_replace("$file_path/", "", $file["path"]);
+    $current_file_path = $file_path . "/";
+    $basename = basename($file["path"]);
     
     ?><tr><?php
 
-    ?><td><a href="<?php echo "$url[path]/$relative_path"; ?>"><?php echo $relative_path; ?></a><td><?php
+    ?><td><?php echo $file["mode"]; ?></td><?php
+
+    if ($file["type"] == "blob"):
+      ?><td><a href="<?php echo "/$project/blob/$current_file_path$basename"; ?>"><?php echo $basename; ?></a><td><?php
+    else:
+      ?><td><a href="<?php echo "/$project/tree/$current_file_path$basename"; ?>"><?php echo $basename; ?></a><td><?php
+    endif;
     
     ?></tr><?php
   }
@@ -282,6 +328,31 @@ elseif (preg_match("#(.*)/tree/?(.*)#", $url["path"], $matches)) {
   <?php
 }
 
+// Route: /$project/blob/$file_path
+elseif (preg_match("#(.*)/blob/?(.*)#", $url["path"], $matches)) {
+  $project = urldecode(ltrim($matches[1], "/"));
+  $file_path = urldecode(rtrim($matches[2], "/"));
+  
+  // show breadcrumbs
+  $breadcrumbs = explode("/", $file_path);
+  echo "<a href='/$project/tree'>root</a>";
+  $crumb_parts = "";
+  foreach ($breadcrumbs as $idx => $crumb) {
+    $crumb_parts .= "/$crumb";
+    if ($idx != count($breadcrumbs) - 1) {
+      echo "/<a href='/$project/tree$crumb_parts'>$crumb</a>";
+    } else {
+      echo "/$crumb";
+    }
+  }
+
+  ?>
+  <div class="blob-code-block">
+    <pre><code><?php echo file_get_contents("$projects_path/$project/$file_path"); ?></code></pre>
+  </div>
+  <?php
+}
+
 else {
   $path = $projects_path . $url["path"];
   var_dump(parse_log($path));
author	Daniel Weipert <git@mail.dweipert.de>	2025-07-22 11:16:40 +0200
committer	Daniel Weipert <git@mail.dweipert.de>	2025-07-22 11:16:40 +0200
commit	d51eee7ed707568f58d305abb750349cb2f27bcc (patch)
tree	d9b32a2e8466c5c9e04d769889fb9e9ed3496447
parent	4fd85782abf9005a0d27d7890023a21d9dad6ef3 (diff)