admin/commits: test for popen availability

[minimedit.git] / admin / commits.php

diff --git a/admin/commits.php b/admin/commits.php
index 932a5568510b21e4ca22445ec0700af47de824b7..2543d79463637ef8a984ffcb721a9b7e67d4c2f8 100644 (file)
--- a/admin/commits.php
+++ b/admin/commits.php
@@ -1,8 +1,18 @@
 <?php
-$pagesize = 20;
+if (!function_exists('popen')) {
+       print "<p>Niet beschikbaar op deze server!</p>\n";
+       return;
+}
+
+$pagesize = intval(@$_GET['pagesize']) ?: 20;
 $gitcmd = "git log -n $pagesize --pretty='%at\t%an\t%s'";
 
+if ( $offset = intval(@$_GET['start']) ) {
+       $gitcmd .= " --skip=$offset";
+}
+
 if ( $log = popen($gitcmd, 'r') ) {
+       $lines = 0;
        print "<ul>\n";
        while ( $line = fgets($log) ) {
                list ($atime, $author, $message) = explode("\t", $line, 3);
@@ -10,7 +20,22 @@ if ( $log = popen($gitcmd, 'r') ) {
                printf('<li>%s <small class="date">%s • %s</small></li>'."\n",
                        $message, $author, strftime('%F %H:%M', $atime)
                );
+               $lines++;
        }
        print "</ul>\n\n";
        pclose($log);
+
+       $navbase = $Page == 'admin/commits' ? '?' : '/admin/commits?';
+       $nav = [];
+       $nav[] = sprintf('Pagina %d', ceil($offset / $pagesize) + 1);
+       if ($lines >= $pagesize) {
+               $nav[] = sprintf('<a href="%sstart=%d">%s</a>', $navbase, $offset + $pagesize, 'eerder');
+       }
+       if ($offset > $pagesize) {
+               $nav[] = sprintf('<a href="%sstart=%d">%s</a>', $navbase, $offset - $pagesize, 'later');
+       }
+       if ($offset > 0) {
+               $nav[] = sprintf('<a href="%s">%s</a>', $navbase, 'laatste');
+       }
+       printf("<p>%s</p>\n\n", implode(' • ', $nav));
 }