From 552178ef07915f15c03af82cc46c320ff067208f Mon Sep 17 00:00:00 2001
From: marknl <marknl@ispconfig3>
Date: Fri, 09 Sep 2011 14:45:34 -0400
Subject: [PATCH] FS#1491 - Option to use relative symlinks for websites
---
server/plugins-available/apache2_plugin.inc.php | 41 +++++++++++++++++++++++++++++++++++++++--
1 files changed, 39 insertions(+), 2 deletions(-)
diff --git a/server/plugins-available/apache2_plugin.inc.php b/server/plugins-available/apache2_plugin.inc.php
index 6552fea..a499ae4 100644
--- a/server/plugins-available/apache2_plugin.inc.php
+++ b/server/plugins-available/apache2_plugin.inc.php
@@ -357,7 +357,13 @@
// Create the symlink for the logfiles
if(!is_dir('/var/log/ispconfig/httpd/'.$data['new']['domain'])) exec('mkdir -p /var/log/ispconfig/httpd/'.$data['new']['domain']);
if(!is_link($data['new']['document_root'].'/log')) {
- exec('ln -s /var/log/ispconfig/httpd/'.$data['new']['domain'].' '.$data['new']['document_root'].'/log');
+// exec("ln -s /var/log/ispconfig/httpd/".$data["new"]["domain"]." ".$data["new"]["document_root"]."/log");
+ if ($web_config["website_symlinks_rel"] == 'y') {
+ $this->create_relative_link("/var/log/ispconfig/httpd/".$data["new"]["domain"], $data["new"]["document_root"]."/log");
+ } else {
+ exec("ln -s /var/log/ispconfig/httpd/".$data["new"]["domain"]." ".$data["new"]["document_root"]."/log");
+ }
+
$app->log('Creating symlink: ln -s /var/log/ispconfig/httpd/'.$data['new']['domain'].' '.$data['new']['document_root'].'/log',LOGLEVEL_DEBUG);
}
/*
@@ -413,7 +419,13 @@
}
// create the symlinks, if not exist
if(!is_link($tmp_symlink)) {
- exec('ln -s '.escapeshellcmd($data['new']['document_root']).'/ '.escapeshellcmd($tmp_symlink));
+// exec("ln -s ".escapeshellcmd($data["new"]["document_root"])."/ ".escapeshellcmd($tmp_symlink));
+ if ($web_config["website_symlinks_rel"] == 'y') {
+ $this->create_relative_link(escapeshellcmd($data["new"]["document_root"]), escapeshellcmd($tmp_symlink));
+ } else {
+ exec("ln -s ".escapeshellcmd($data["new"]["document_root"])."/ ".escapeshellcmd($tmp_symlink));
+ }
+
$app->log('Creating symlink: ln -s '.$data['new']['document_root'].'/ '.$tmp_symlink,LOGLEVEL_DEBUG);
}
}
@@ -1458,6 +1470,31 @@
}
}
+ public function create_relative_link($f, $t) {
+ // $from already exists
+ $from = realpath($f);
+
+ // realpath requires the traced file to exist - so, lets touch it first, then remove
+ @unlink($t); touch($t);
+ $to = realpath($t);
+ @unlink($t);
+
+ // Remove from the left side matching path elements from $from and $to
+ // and get path elements counts
+ $a1 = explode('/', $from); $a2 = explode('/', $to);
+ for ($c = 0; $a1[$c] == $a2[$c]; $c++) {
+ unset($a1[$c]); unset($a2[$c]);
+ }
+ $cfrom = implode('/', $a1);
+
+ // Check if a path is fully a subpath of another - no way to create symlink in the case
+ if (count($a1) == 0 || count($a2) == 0) return false;
+
+ // Add ($cnt_to-1) number of "../" elements to left side of $cfrom
+ for ($c = 0; $c < (count($a2)-1); $c++) { $cfrom = '../'.$cfrom; }
+
+ return symlink($cfrom, $to);
+ }
} // end class
--
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