Added the ability to download a zip file of the code at a given commit.

src/IDF/Git.php

@@ -301,4 +301,19 @@ class IDF_Git
         return $res;
     }
 
+    /**
+     * Generate the command to create a zip archive at a given commit.
+     *
+     * @param string Commit
+     * @param string Prefix ('git-repo-dump')
+     * @return string Command
+     */
+    public function getArchiveCommand($commit, $prefix='git-repo-dump/')
+    {
+        return sprintf('GIT_DIR=%s git archive --format=zip --prefix=%s %s',
+                       escapeshellarg($this->repo),
+                       escapeshellarg($prefix),
+                       escapeshellarg($commit));
+    }
+
 }

src/IDF/Views/Source.php

@@ -148,7 +148,6 @@ class IDF_Views_Source
 
     public function commit($request, $match)
     {
-
         $git = new IDF_Git(Pluf::f('git_repository'));
         $commit = $match[2];
         $branches = $git->getBranches();
@@ -176,7 +175,29 @@ class IDF_Views_Source
                                                $request);
     }
 
-
+    /**
+     * Get a zip archive of the current commit.
+     *
+     */
+    public function download($request, $match)
+    {
+        $commit = trim($match[2]);
+        $git = new IDF_Git(Pluf::f('git_repository'));
+        $branches = $git->getBranches();
+        if ('commit' != $git->testHash($commit)) {
+            // Redirect to the first branch
+            $url = Pluf_HTTP_URL_urlForView('IDF_Views_Source::treeBase',
+                                            array($request->project->shortname,
+                                                  $branches[0]));
+            return new Pluf_HTTP_Response_Redirect($url);
+        }
+        $base = $request->project->shortname.'-'.$commit;
+        $cmd = $git->getArchiveCommand($commit, $base.'/');
+        $rep = new Pluf_HTTP_Response_CommandPassThru($cmd, 'application/x-zip');
+        $rep->headers['Content-Transfer-Encoding'] = 'binary';
+        $rep->headers['Content-Disposition'] = 'attachment; filename="'.$base.'.zip"';
+        return $rep;
+    }
 }
 
 function IDF_Views_Source_PrettySize($size)

src/IDF/conf/views.php

@@ -141,6 +141,12 @@ $ctl[] = array('regex' => '#^/p/(\w+)/source/commit/(\w+)/$#',
                'model' => 'IDF_Views_Source',
                'method' => 'commit');
 
+$ctl[] = array('regex' => '#^/p/(\w+)/source/download/(\w+)/$#',
+               'base' => $base,
+               'priority' => 4,
+               'model' => 'IDF_Views_Source',
+               'method' => 'download');
+
 
 // ---------- ADMIN --------------------------------------
 

src/IDF/templates/source/tree.html

@@ -2,6 +2,7 @@
 {block docclass}yui-t1{assign $inSourceTree=true}{/block}
 {block body}
 <h2><a href="{url 'IDF_Views_Source::treeBase', array($project.shortname, $commit)}">{trans 'Root'}</a><span class="sep">/</span>{if $breadcrumb}{$breadcrumb|safe}{/if}</h2>
+
 <table summary="" class="tree-list">
 <thead>
 <tr>
@@ -41,6 +42,8 @@
 {/foreach}
 </tbody>
 </table>
+{aurl 'url', 'IDF_Views_Source::download', array($project.shortname, $commit)}
+<p class="right"><a href="{$url}"><img style="vertical-align: text-bottom;" src="{media '/idf/img/package.png'}" alt="{trans 'Archive'}" align="bottom" /></a> <a href="{$url}">{trans 'Download this version'}</a></p>
 
 {/block}
 {block context}