From 32ca509d17335c9b080a210f7808ebe573c3b2c7 Mon Sep 17 00:00:00 2001
From: plegall <plg@piwigo.org>
Date: Fri, 8 Jun 2012 21:42:37 +0000
Subject: feature 2632: derivatives: search and replace hotlinks inside Piwigo
 (page_banner, covers also plugins Additional Pages and PWG Stuffs)

git-svn-id: http://piwigo.org/svn/trunk@15608 68402e56-0260-453c-a942-63ccdbb3a9ee
---
 install/db/125-database.php | 197 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 197 insertions(+)
 create mode 100644 install/db/125-database.php

diff --git a/install/db/125-database.php b/install/db/125-database.php
new file mode 100644
index 000000000..e26204cef
--- /dev/null
+++ b/install/db/125-database.php
@@ -0,0 +1,197 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based photo gallery                                    |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008-2012 Piwigo Team                  http://piwigo.org |
+// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
+// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
+// +-----------------------------------------------------------------------+
+// | This program is free software; you can redistribute it and/or modify  |
+// | it under the terms of the GNU General Public License as published by  |
+// | the Free Software Foundation                                          |
+// |                                                                       |
+// | This program is distributed in the hope that it will be useful, but   |
+// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
+// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
+// | General Public License for more details.                              |
+// |                                                                       |
+// | You should have received a copy of the GNU General Public License     |
+// | along with this program; if not, write to the Free Software           |
+// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
+// | USA.                                                                  |
+// +-----------------------------------------------------------------------+
+
+if (!defined('PHPWG_ROOT_PATH'))
+{
+  die('Hacking attempt!');
+}
+
+$upgrade_description = 'derivatives: search and replace hotlinks inside Piwigo (page_banner';
+
+include_once(PHPWG_ROOT_PATH.'include/constants.php');
+
+if (!isset($conf['prefix_thumbnail']))
+{
+  $conf['prefix_thumbnail'] = 'TN-';
+}
+
+if (!isset($conf['dir_thumbnail']))
+{
+  $conf['dir_thumbnail'] = 'thumbnail';
+}
+
+$dbconf = array();
+$conf_orig = $conf;
+load_conf_from_db();
+$dbconf = $conf;
+$conf = $conf_orig;
+
+$banner_orig = $dbconf['page_banner'];
+$banner_new = replace_hotlinks($dbconf['page_banner']);
+if ($banner_orig != $banner_new)
+{
+  conf_update_param('page_banner', pwg_db_real_escape_string($banner_new));
+}
+
+//
+// Additional Pages
+//
+$is_plugin_installed = false;
+$plugin_table = $prefixeTable.'additionalpages';
+
+$query = 'SHOW TABLES LIKE \''.$plugin_table.'\';';
+$result = pwg_query($query);
+
+while ($row = pwg_db_fetch_row($result))
+{
+  if ($plugin_table == $row[0])
+  {
+    $is_plugin_installed = true;
+  }
+}
+
+if ($is_plugin_installed)
+{
+  $query = '
+SELECT
+    id,
+    content
+  FROM '.$plugin_table.'
+;';
+  $result = pwg_query($query);
+  while ($row = pwg_db_fetch_assoc($result))
+  {
+    $content_orig = $row['content'];
+    $content_new = replace_hotlinks($content_orig);
+    if ($content_orig != $content_new)
+    {
+      single_update(
+        $plugin_table,
+        array('content' => pwg_db_real_escape_string($content_new)),
+        array('id' => $row['id'])
+        );
+    }
+  }
+
+  $upgrade_description.= ', Additional Pages';
+}
+
+//
+// PWG Stuffs
+// 
+$is_plugin_installed = false;
+$plugin_table = $prefixeTable.'stuffs';
+
+$query = 'SHOW TABLES LIKE \''.$plugin_table.'\';';
+$result = pwg_query($query);
+
+while ($row = pwg_db_fetch_row($result))
+{
+  if ($plugin_table == $row[0])
+  {
+    $is_plugin_installed = true;
+  }
+}
+
+if ($is_plugin_installed)
+{
+  $query = '
+SELECT
+    id,
+    datas
+  FROM '.$plugin_table.'
+  WHERE path LIKE \'%plugins/PWG_Stuffs/modules/Personal%\'
+;';
+  $result = pwg_query($query);
+  while ($row = pwg_db_fetch_assoc($result))
+  {
+    $content_orig = $row['datas'];
+    $content_new = serialize(replace_hotlinks(unserialize($content_orig)));
+    if ($content_orig != $content_new)
+    {
+      single_update(
+        $plugin_table,
+        array('datas' => pwg_db_real_escape_string($content_new)),
+        array('id' => $row['id'])
+        );
+    }
+  }
+  
+  $upgrade_description.= ', PWG Stuffs';
+}
+
+$upgrade_description.= ')';
+
+echo "\n".$upgrade_description."\n";
+
+// +-----------------------------------------------------------------------+
+// | Functions                                                             |
+// +-----------------------------------------------------------------------+
+
+function replace_hotlinks($string)
+{
+  global $conf;
+  
+  // websize 2.3 = medium 2.4
+  $string = preg_replace(
+    '#(upload/\d{4}/\d{2}/\d{2}/\d{14}-\w{8})(\.(jpg|png))#',
+    'i.php?/$1-me$2',
+    $string
+    );
+
+// I've tried but I didn't find the way to do it correctly
+// $string = preg_replace(
+//   '#(galleries/.*?/)(?!:(pwg_high|'.$conf['dir_thumbnail'].')/)([^/]*?)(\.[a-z0-9]{3,4})([\'"])#',
+//   'i.php?/(1=$1)(2=$2)-me(3=$3)(4=$4)', // 'i.php?/$1$2-me$3',
+//   $string
+//   );
+
+  // thumbnail 2.3 = th size 2.4
+  $string = preg_replace(
+    '#(upload/\d{4}/\d{2}/\d{2}/)'.$conf['dir_thumbnail'].'/'.$conf['prefix_thumbnail'].'(\d{14}-\w{8})(\.(jpg|png))#',
+    'i.php?/$1$2-th$3',
+    $string
+    );
+  
+  $string = preg_replace(
+    '#(galleries/.*?/)'.$conf['dir_thumbnail'].'/'.$conf['prefix_thumbnail'].'(.*?)(\.[a-z0-9]{3,4})([\'"])#',
+    'i.php?/$1$2-th$3$4',
+    $string
+    );
+  
+  // HD 2.3 = original 2.4
+  $string = preg_replace(
+    '#(upload/\d{4}/\d{2}/\d{2}/)pwg_high/(\d{14}-\w{8}\.(jpg|png))#',
+    '$1$2',
+    $string
+    );
+
+  $string = preg_replace(
+    '#(galleries/.*?)/pwg_high(/.*?\.[a-z0-9]{3,4})#',
+    '$1$2',
+    $string
+    );
+  
+  return $string;
+}
+?>
\ No newline at end of file
-- 
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