Feature 1459 : add support for SQLite3 via PDO

git-svn-id: http://piwigo.org/svn/trunk@4967 68402e56-0260-453c-a942-63ccdbb3a9ee

4 files changed, 1141 insertions, 0 deletions

diff --git a/admin/include/functions_install.inc.php b/admin/include/functions_install.inc.php
index 1a657a874..65b1a24d6 100644
--- a/admin/include/functions_install.inc.php
+++ b/admin/include/functions_install.inc.php
@@ -87,10 +87,17 @@ function available_engines()
   foreach ($dblayers as $engine_name => $engine)
   {
     if (file_exists(sprintf($pattern, $engine_name)) 
+	&& isset($engine['function_available'])
 	&& function_exists($engine['function_available']))
     {
       $engines[$engine_name] = $engine['engine'];
     }
+    elseif (file_exists(sprintf($pattern, $engine_name)) 
+	    && isset($engine['class_available'])
+	    && class_exists($engine['class_available']))
+    {
+      $engines[$engine_name] = $engine['engine'];
+    }
   }
   
   return $engines;
diff --git a/include/dblayer/dblayers.inc.php b/include/dblayer/dblayers.inc.php
index 73c972832..8ab5c3743 100644
--- a/include/dblayer/dblayers.inc.php
+++ b/include/dblayer/dblayers.inc.php
@@ -33,4 +33,9 @@ $dblayers['pgsql'] = array('engine' => 'PostgreSQL',
 $dblayers['sqlite'] = array('engine' => 'SQLite',
 			    'function_available' => 'sqlite_open'
 			    );
+
+$dblayers['pdo-sqlite'] = array('engine' => 'PDO::SQLite',
+				'class_available' => 'PDO'
+				);
+
 ?>
\ No newline at end of file
diff --git a/include/dblayer/functions_pdo-sqlite.inc.php b/include/dblayer/functions_pdo-sqlite.inc.php
new file mode 100644
index 000000000..6544cd79d
--- /dev/null
+++ b/include/dblayer/functions_pdo-sqlite.inc.php
@@ -0,0 +1,597 @@
+<?php
+// +-----------------------------------------------------------------------+
+// | Piwigo - a PHP based picture gallery                                  |
+// +-----------------------------------------------------------------------+
+// | Copyright(C) 2008-2009 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.                                                                  |
+// +-----------------------------------------------------------------------+
+
+define('REQUIRED_PDO-SQLITE_VERSION', '3.0.0');
+define('DB_ENGINE', 'SQLite');
+
+define('DB_REGEX_OPERATOR', 'REGEXP');
+define('DB_RANDOM_FUNCTION', 'RANDOM');
+
+/**
+ *
+ * simple functions
+ *
+ */
+
+function pwg_db_connect($host, $user, $password, $database)
+{
+  global $conf;
+
+  $db_file = sprintf('sqlite:%s/%s.db', $conf['local_data_dir'], $database);
+
+  try {
+    $link = new PDO($db_file);
+  } catch (Exception $e) {
+    my_error('sqlite::open', true);
+  }
+
+  $link->sqliteCreateFunction('now', 'pwg_now', 0);
+  $link->sqliteCreateFunction('unix_timestamp', 'pwg_unix_timestamp', 0);
+  $link->sqliteCreateFunction('md5', 'md5', 1);
+  $link->sqliteCreateFunction('if', 'pwg_if', 3);
+
+  $link->sqliteCreateAggregate('std', 'pwg_std_step', 'pwg_std_finalize');
+  $link->sqliteCreateFunction('regexp', 'pwg_regexp', 2);
+
+  return $link;
+}
+
+function pwg_db_check_charset() 
+{
+  return true;
+}
+
+function pwg_get_db_version() 
+{
+  global $pwg_db_link;
+
+  return $pwg_db_link->getAttribute(PDO::ATTR_SERVER_VERSION);
+}
+
+function pwg_query($query)
+{
+  global $conf,$page,$debug,$t2,$pwg_db_link;
+
+  $start = get_moment();
+
+  $truncate_pattern = '`truncate(.*)`i';
+  $insert_pattern = '`(INSERT INTO [^)]*\)\s*VALUES)(\([^)]*\))\s*,\s*(.*)`mi';  
+
+  if (preg_match($truncate_pattern, $query, $matches))
+  {
+    $query = str_replace('TRUNCATE TABLE', 'DELETE FROM', $query);
+    $truncate_query = true;
+    ($result = $pwg_db_link->exec($query)) or die($query."\n<br>".$pwg_db_link->errorInfo());
+  }
+  elseif (preg_match($insert_pattern, $query, $matches))
+  {
+    $base_query = substr($query, 0, strlen($matches[1])+1);
+    $values_pattern = '`\)\s*,\s*\(`';
+    $values = preg_split($values_pattern, substr($query, strlen($matches[1])+1));
+    $values[0] = substr($values[0], 1);
+    $values[count($values)-1] = substr($values[count($values)-1], 
+				     0, 
+				     strlen($values[count($values)-1])-1
+				     );
+    for ($n=0;$n<count($values);$n++)
+    {
+      $query = $base_query . '('. $values[$n] . ")\n;";
+      ($result = $pwg_db_link->query($query)) 
+	or die($query."\n<br>".$pwg_db_link->lastErrorMsg());
+    }
+  }
+  else 
+  {
+    ($result = $pwg_db_link->query($query)) 
+      or die($query."\n<br>".$pwg_db_link->errorInfo());
+  }
+
+  $time = get_moment() - $start;
+
+  if (!isset($page['count_queries']))
+  {
+    $page['count_queries'] = 0;
+    $page['queries_time'] = 0;
+  }
+
+  $page['count_queries']++;
+  $page['queries_time']+= $time;
+
+  if ($conf['show_queries'])
+  {
+    $output = '';
+    $output.= '<pre>['.$page['count_queries'].'] ';
+    $output.= "\n".$query;
+    $output.= "\n".'(this query time : ';
+    $output.= '<b>'.number_format($time, 3, '.', ' ').' s)</b>';
+    $output.= "\n".'(total SQL time  : ';
+    $output.= number_format($page['queries_time'], 3, '.', ' ').' s)';
+    $output.= "\n".'(total time      : ';
+    $output.= number_format( ($time+$start-$t2), 3, '.', ' ').' s)';
+    if ( $result!=null and preg_match('/\s*SELECT\s+/i',$query) )
+    {
+      $output.= "\n".'(num rows        : ';
+      $output.= pwg_db_num_rows($result).' )';
+    }
+    elseif ( $result!=null
+      and preg_match('/\s*INSERT|UPDATE|REPLACE|DELETE\s+/i',$query) 
+      and !isset($truncate_query))
+    {
+      $output.= "\n".'(affected rows   : ';
+      $output.= pwg_db_changes($result).' )';
+    }
+    $output.= "</pre>\n";
+
+    $debug .= $output;
+  }
+
+  return $result;
+}
+
+function pwg_db_nextval($column, $table)
+{
+  $query = '
+SELECT MAX('.$column.')+1
+  FROM '.$table;
+  list($next) = pwg_db_fetch_row(pwg_query($query));
+  if (is_null($next))
+  {
+    $next = 1;
+  }
+  return $next;
+}
+
+/**
+ *
+ * complex functions
+ *
+ */
+
+function pwg_db_changes(PDOStatement $result=null) 
+{
+  return $result->rowCount();
+}
+
+function pwg_db_num_rows(PDOStatement $result) 
+{ 
+  return $result->columnCount();
+}
+
+function pwg_db_fetch_assoc($result)
+{
+  return $result->fetch(PDO::FETCH_ASSOC);
+}
+
+function pwg_db_fetch_row($result)
+{
+  return $result->fetch(PDO::FETCH_NUM);
+}
+
+function pwg_db_fetch_object($result)
+{
+  return $result;
+}
+
+function pwg_db_free_result($result) 
+{
+}
+
+function pwg_db_real_escape_string($s)
+{
+  global $pwg_db_link;
+
+  return trim($pwg_db_link->quote($s), "'");
+}
+
+function pwg_db_insert_id($table=null, $column='id')
+{
+  global $pwg_db_link;
+
+  return $pwg_db_link->lastInsertRowID();
+}
+
+/**
+ *
+ * complex functions
+ *
+ */
+
+/**
+ * creates an array based on a query, this function is a very common pattern
+ * used here
+ *
+ * @param string $query
+ * @param string $fieldname
+ * @return array
+ */
+function array_from_query($query, $fieldname)
+{
+  $array = array();
+
+  $result = pwg_query($query);
+  while ($row = pwg_db_fetch_assoc($result))
+  {
+    array_push($array, $row[$fieldname]);
+  }
+
+  return $array;
+}
+
+define('MASS_UPDATES_SKIP_EMPTY', 1);
+/**
+ * updates multiple lines in a table
+ *
+ * @param string table_name
+ * @param array dbfields
+ * @param array datas
+ * @param int flags - if MASS_UPDATES_SKIP_EMPTY - empty values do not overwrite existing ones
+ * @return void
+ */
+function mass_updates($tablename, $dbfields, $datas, $flags=0)
+{
+  if (count($datas) == 0)
+    return;
+
+  foreach ($datas as $data)
+  {
+    $query = '
+UPDATE '.$tablename.'
+  SET ';
+    $is_first = true;
+    foreach ($dbfields['update'] as $key)
+    {
+      $separator = $is_first ? '' : ",\n    ";
+      
+      if (isset($data[$key]) and $data[$key] != '')
+      {
+	$query.= $separator.$key.' = \''.$data[$key].'\'';
+      }
+      else
+      {
+	if ($flags & MASS_UPDATES_SKIP_EMPTY )
+	  continue; // next field
+	$query.= "$separator$key = NULL";
+      }
+      $is_first = false;
+    }
+    if (!$is_first)
+    {// only if one field at least updated
+      $query.= '
+  WHERE ';
+      $is_first = true;
+      foreach ($dbfields['primary'] as $key)
+      {
+	if (!$is_first)
+        {
+	  $query.= ' AND ';
+	}
+	if ( isset($data[$key]) )
+        {
+	  $query.= $key.' = \''.$data[$key].'\'';
+	}
+	else
+        {
+	  $query.= $key.' IS NULL';
+	}
+	$is_first = false;
+      }
+      pwg_query($query);
+    }
+  }
+}
+
+
+/**
+ * inserts multiple lines in a table
+ *
+ * @param string table_name
+ * @param array dbfields
+ * @param array inserts
+ * @return void
+ */
+
+function mass_inserts($table_name, $dbfields, $datas)
+{
+  if (count($datas) != 0)
+  {
+    $first = true;
+
+    $packet_size = 16777216;
+    $packet_size = $packet_size - 2000; // The last list of values MUST not exceed 2000 character*/
+    $query = '';
+
+    foreach ($datas as $insert)
+    {
+      if (strlen($query) >= $packet_size)
+      {
+        pwg_query($query);
+        $first = true;
+      }
+
+      if ($first)
+      {
+        $query = '
+INSERT INTO '.$table_name.'
+  ('.implode(',', $dbfields).')
+  VALUES';
+        $first = false;
+      }
+      else
+      {
+        $query .= '
+  , ';
+      }
+
+      $query .= '(';
+      foreach ($dbfields as $field_id => $dbfield)
+      {
+        if ($field_id > 0)
+        {
+          $query .= ',';
+        }
+
+        if (!isset($insert[$dbfield]) or $insert[$dbfield] === '')
+        {
+          $query .= 'NULL';
+        }
+        else
+        {
+          $query .= "'".$insert[$dbfield]."'";
+        }
+      }
+      $query .= ')';
+    }
+    pwg_query($query);
+  }
+}
+
+/**
+ * Do maintenance on all PWG tables
+ *
+ * @return none
+ */
+function do_maintenance_all_tables()
+{
+  global $prefixeTable, $page;
+
+  $all_tables = array();
+
+  // List all tables
+  $query = 'SELECT name FROM SQLITE_MASTER
+WHERE name LIKE \''.$prefixeTable.'%\'';
+
+  $all_tables = array_from_query($query, 'name');
+  foreach ($all_tables as $table_name)
+  {
+    $query = 'VACUUM '.$table_name.';';
+    $result = pwg_query($query);
+  }
+  
+  array_push($page['infos'],
+	     l10n('Optimizations completed')
+	     );
+}
+
+function pwg_db_concat($array)
+{
+  return implode($array, ' || ');
+}
+
+function pwg_db_concat_ws($array, $separator)
+{
+  $glue = sprintf(' || \'%s\' || ', $separator);
+
+  return implode($array, $glue);
+}
+
+function pwg_db_cast_to_text($string)
+{
+  return $string;
+}
+
+/**
+ * returns an array containing the possible values of an enum field
+ *
+ * @param string tablename
+ * @param string fieldname
+ */
+function get_enums($table, $field)
+{
+  return array();
+}
+
+// get_boolean transforms a string to a boolean value. If the string is
+// "false" (case insensitive), then the boolean value false is returned. In
+// any other case, true is returned.
+function get_boolean( $string )
+{
+  $boolean = true;
+  if ('f' === $string || 'false' === $string)
+  {
+    $boolean = false;
+  }
+  return $boolean;
+}
+
+/**
+ * returns boolean string 'true' or 'false' if the given var is boolean
+ *
+ * @param mixed $var
+ * @return mixed
+ */
+function boolean_to_string($var)
+{
+  if (!empty($var) && ($var == 'true'))
+  {
+    return 'true';
+  }
+  else
+  {
+    return 'false';
+  }
+}
+
+/**
+ *
+ * interval and date functions 
+ *
+ */
+
+function pwg_db_get_recent_period_expression($period, $date='CURRENT_DATE')
+{
+  if ($date!='CURRENT_DATE')
+  {
+    $date = '\''.$date.'\'';
+  }
+
+  return 'date('.$date.',\''.-$period.' DAY\')';
+}
+
+function pwg_db_get_recent_period($period, $date='CURRENT_DATE')
+{
+  $query = 'select '.pwg_db_get_recent_period_expression($period, $date);
+  list($d) = pwg_db_fetch_row(pwg_query($query));
+
+  return $d;
+}
+
+function pwg_db_get_date_YYYYMM($date)
+{
+  return 'strftime(\'%Y%m\','.$date.')';
+}
+
+function pwg_db_get_date_MMDD($date)
+{
+  return 'strftime(\'%m%d\','.$date.')';
+}
+
+function pwg_db_get_year($date)
+{
+  return 'strftime(\'%Y\','.$date.')';
+}
+
+function pwg_db_get_month($date)
+{
+  return 'strftime(\'%m\','.$date.')';
+}
+
+function pwg_db_get_week($date, $mode=null)
+{
+  return 'strftime(\'%W\','.$date.')';
+}
+
+function pwg_db_get_dayofmonth($date)
+{
+  return 'strftime(\'%d\','.$date.')';
+}
+
+function pwg_db_get_dayofweek($date)
+{
+  return 'strftime(\'%w\','.$date.')';
+}
+
+function pwg_db_get_weekday($date)
+{
+  return 'strftime(\'%w\',date('.$date.',\'-1 DAY\'))';
+}
+
+// my_error returns (or send to standard output) the message concerning the
+// error occured for the last mysql query.
+function my_error($header, $die)
+{
+  global $pwg_db_link;
+
+  $error = '';
+  if (isset($pwg_db_link)) 
+  {
+    $error .= '[sqlite error]'.$pwg_db_link->errorInfo()."\n";
+  }
+
+  $error .= $header;
+
+  if ($die)
+  {
+    fatal_error($error);
+  }
+  echo("<pre>");
+  trigger_error($error, E_USER_WARNING);
+  echo("</pre>");
+}
+
+// sqlite create functions
+function pwg_now()
+{
+  return date('Y-m-d H:i:s');
+}
+
+function pwg_unix_timestamp()
+{
+  return time();
+}
+
+function pwg_if($expression, $value1, $value2) 
+{
+  if ($expression)
+  {
+    return $value1;
+  }
+  else
+  {
+    return $value2;
+  }
+} 
+
+function pwg_regexp($pattern, $string)
+{
+  $pattern = sprintf('`%s`', $pattern);
+  return preg_match($pattern, $string);
+}
+
+function pwg_std_step(&$values, $rownumber, $value) 
+{
+  $values[] = $value;
+
+  return $values;
+}
+
+function pwg_std_finalize(&$values, $rownumber) 
+{
+  if (count($values)<=1)
+  {
+    return 0;
+  }
+
+  $total = 0;
+  $total_square = 0;
+  foreach ($values as $value)
+  {
+    $total += $value;
+    $total_square += pow($value, 2);
+  }
+
+  $mean = $total/count($values);
+  $var = $total_square/count($values) - pow($mean, 2);
+  
+  return sqrt($var);
+}
+?>
diff --git a/install/piwigo_structure-pdo-sqlite.sql b/install/piwigo_structure-pdo-sqlite.sql
new file mode 100644
index 000000000..8528ef01b
--- /dev/null
+++ b/install/piwigo_structure-pdo-sqlite.sql
@@ -0,0 +1,532 @@
+-----------------------------------------------------------------------------
+-- piwigo_caddie
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_caddie;
+CREATE TABLE "piwigo_caddie"
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "element_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("user_id","element_id")
+);
+
+-----------------------------------------------------------------------------
+-- piwigo_categories
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_categories;
+CREATE TABLE "piwigo_categories"
+(
+  "id" INTEGER NOT NULL,
+  "name" VARCHAR(255) default '' NOT NULL,
+  "id_uppercat" INTEGER,
+  "comment" TEXT,
+  "dir" VARCHAR(255),
+  "rank" INTEGER,
+  "status" VARCHAR(50) default 'public',
+  "site_id" INTEGER default 1,
+  "visible" BOOLEAN default true,
+  "uploadable" BOOLEAN default false,
+  "representative_picture_id" INTEGER,
+  "uppercats" TEXT,
+  "commentable" BOOLEAN default true,
+  "global_rank" VARCHAR(255),
+  "image_order" VARCHAR(128),
+  "permalink" VARCHAR(64),
+  PRIMARY KEY ("id"),
+  CONSTRAINT "categories_i3" UNIQUE ("permalink")
+);
+
+CREATE INDEX "categories_i2" ON "piwigo_categories" ("id_uppercat");
+
+-----------------------------------------------------------------------------
+-- piwigo_config
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_config;
+CREATE TABLE piwigo_config
+(
+  "param" VARCHAR(40) default '' NOT NULL,
+  "value" TEXT,
+  "comment" VARCHAR(255),
+  PRIMARY KEY ("param")
+);
+
+-----------------------------------------------------------------------------
+-- piwigo_favorites
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_favorites;
+CREATE TABLE piwigo_favorites
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "image_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("user_id","image_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_group_access
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_group_access;
+CREATE TABLE piwigo_group_access
+(
+  "group_id" INTEGER default 0 NOT NULL,
+  "cat_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("group_id","cat_id")
+);
+
+-----------------------------------------------------------------------------
+-- piwigo_groups
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_groups;
+CREATE TABLE piwigo_groups
+(
+  "id" INTEGER NOT NULL,
+  "name" VARCHAR(255) default '' NOT NULL,
+  "is_default" BOOLEAN default false,
+  PRIMARY KEY ("id"),
+  CONSTRAINT "groups_ui1" UNIQUE ("name")
+);
+
+-----------------------------------------------------------------------------
+-- piwigo_history
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_history;
+CREATE TABLE piwigo_history
+(
+  "id" INTEGER NOT NULL,
+  "date" DATE NOT NULL,
+  "time" TIME NOT NULL,
+  "user_id" INTEGER default 0 NOT NULL,
+  "ip" VARCHAR(15) default '' NOT NULL,
+  "section" VARCHAR(50) default NULL,
+  "category_id" INTEGER,
+  "tag_ids" VARCHAR(50),
+  "image_id" INTEGER,
+  "summarized" BOOLEAN default false,
+  "image_type" VARCHAR(50) default NULL,
+  PRIMARY KEY ("id")
+);
+
+
+CREATE INDEX "history_i1" ON "piwigo_history" ("summarized");
+
+-----------------------------------------------------------------------------
+-- piwigo_history_summary
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_history_summary;
+CREATE TABLE piwigo_history_summary
+(
+  "year" INTEGER default 0 NOT NULL,
+  "month" INTEGER,
+  "day" INTEGER,
+  "hour" INTEGER,
+  "nb_pages" INTEGER,
+  "id" INTEGER NOT NULL,
+  PRIMARY KEY ("id"),
+  CONSTRAINT "history_summary_ymdh" UNIQUE ("year","month","day","hour")
+);
+
+-----------------------------------------------------------------------------
+-- piwigo_image_category
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_image_category;
+CREATE TABLE piwigo_image_category
+(
+  "image_id" INTEGER default 0 NOT NULL,
+  "category_id" INTEGER default 0 NOT NULL,
+  "rank" INTEGER,
+  PRIMARY KEY ("image_id","category_id")
+);
+
+
+CREATE INDEX "image_category_i1" ON "piwigo_image_category" ("category_id");
+
+-----------------------------------------------------------------------------
+-- piwigo_image_tag
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_image_tag;
+CREATE TABLE piwigo_image_tag
+(
+  "image_id" INTEGER default 0 NOT NULL,
+  "tag_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("image_id","tag_id")
+);
+
+
+CREATE INDEX "image_tag_i1" ON "piwigo_image_tag" ("tag_id");
+
+-----------------------------------------------------------------------------
+-- piwigo_images
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_images;
+CREATE TABLE piwigo_images
+(
+  "id" INTEGER NOT NULL,
+  "file" VARCHAR(255) default '' NOT NULL,
+  "date_available" TIMESTAMP NOT NULL,
+  "date_creation" TIMESTAMP,
+  "tn_ext" VARCHAR(4) default '',
+  "name" VARCHAR(255),
+  "comment" TEXT,
+  "author" VARCHAR(255),
+  "hit" INTEGER default 0 NOT NULL,
+  "filesize" INTEGER,
+  "width" INTEGER,
+  "height" INTEGER,
+  "representative_ext" VARCHAR(4),
+  "date_metadata_update" DATE,
+  "average_rate" FLOAT,
+  "has_high" BOOLEAN default false,
+  "path" VARCHAR(255) default '' NOT NULL,
+  "storage_category_id" INTEGER,
+  "high_filesize" INTEGER,
+  "level" INTEGER default 0 NOT NULL,
+  "md5sum" CHAR(32),
+  PRIMARY KEY ("id")
+);
+
+
+CREATE INDEX "images_i2" ON "piwigo_images" ("date_available");
+
+CREATE INDEX "images_i3" ON "piwigo_images" ("average_rate");
+
+CREATE INDEX "images_i4" ON "piwigo_images" ("hit");
+
+CREATE INDEX "images_i5" ON "piwigo_images" ("date_creation");
+
+CREATE INDEX "images_i1" ON "piwigo_images" ("storage_category_id");
+
+-----------------------------------------------------------------------------
+-- piwigo_old_permalinks
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_old_permalinks;
+CREATE TABLE piwigo_old_permalinks
+(
+  "cat_id" INTEGER default 0 NOT NULL,
+  "permalink" VARCHAR(64) default '' NOT NULL,
+  "date_deleted" TIMESTAMP NOT NULL,
+  "last_hit" TIMESTAMP,
+  "hit" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("permalink")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_plugins
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_plugins;
+CREATE TABLE piwigo_plugins
+(
+  "id" VARCHAR(64) default '' NOT NULL,
+  "state" VARCHAR(50) default 'inactive',
+  "version" VARCHAR(64) default '0' NOT NULL,
+  PRIMARY KEY ("id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_rate
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_rate;
+CREATE TABLE piwigo_rate
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "element_id" INTEGER default 0 NOT NULL,
+  "anonymous_id" VARCHAR(45) default '' NOT NULL,
+  "rate" INTEGER default 0 NOT NULL,
+  "date" DATE  NOT NULL,
+  PRIMARY KEY ("user_id","element_id","anonymous_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_search
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_search;
+CREATE TABLE piwigo_search
+(
+  "id" INTEGER NOT NULL,
+  "last_seen" DATE,
+  "rules" TEXT,
+  PRIMARY KEY ("id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_sessions
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_sessions;
+CREATE TABLE piwigo_sessions
+(
+  "id" VARCHAR(255) default '' NOT NULL,
+  "data" TEXT  NOT NULL,
+  "expiration" TIMESTAMP NOT NULL,
+  PRIMARY KEY ("id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_sites
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_sites;
+CREATE TABLE piwigo_sites
+(
+  "id" INTEGER NOT NULL,
+  "galleries_url" VARCHAR(255) default '' NOT NULL,
+  PRIMARY KEY ("id"),
+  CONSTRAINT "sites_ui1" UNIQUE ("galleries_url")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_stuffs
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_stuffs;
+CREATE TABLE piwigo_stuffs
+(
+  "id" INTEGER  NOT NULL,
+  "pos" INTEGER  NOT NULL,
+  "name" TEXT  NOT NULL,
+  "descr" VARCHAR(255),
+  "type" VARCHAR(255)  NOT NULL,
+  "datas" TEXT,
+  "users" VARCHAR(255),
+  "groups" VARCHAR(255),
+  "show_title" CHAR  NOT NULL,
+  "on_home" CHAR  NOT NULL,
+  "on_cats" CHAR  NOT NULL,
+  "on_picture" CHAR  NOT NULL,
+  "id_line" VARCHAR(1),
+  "width" INTEGER,
+  PRIMARY KEY ("id")
+);
+
+
+CREATE INDEX "on_home" ON "piwigo_stuffs" ("on_home");
+
+CREATE INDEX "on_cats" ON "piwigo_stuffs" ("on_cats");
+
+CREATE INDEX "on_picture" ON "piwigo_stuffs" ("on_picture");
+
+-----------------------------------------------------------------------------
+-- piwigo_tags
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_tags;
+CREATE TABLE piwigo_tags
+(
+  "id" INTEGER NOT NULL,
+  "name" VARCHAR(255) default '' NOT NULL,
+  "url_name" VARCHAR(255) default '' NOT NULL,
+  PRIMARY KEY ("id")
+);
+
+
+CREATE INDEX "tags_i1" ON "piwigo_tags" ("url_name");
+
+-----------------------------------------------------------------------------
+-- piwigo_upgrade
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_upgrade;
+CREATE TABLE piwigo_upgrade
+(
+  "id" VARCHAR(20) default '' NOT NULL,
+  "applied" TIMESTAMP NOT NULL,
+  "description" VARCHAR(255),
+  PRIMARY KEY ("id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_access
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_access;
+CREATE TABLE piwigo_user_access
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "cat_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("user_id","cat_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_cache
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_cache;
+CREATE TABLE piwigo_user_cache
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "need_update" BOOLEAN default true,
+  "cache_update_time" INTEGER default 0 NOT NULL,
+  "forbidden_categories" TEXT,
+  "nb_total_images" INTEGER,
+  "image_access_type" VARCHAR(50) default 'NOT IN',
+  "image_access_list" TEXT,
+  PRIMARY KEY ("user_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_cache_categories
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_cache_categories;
+CREATE TABLE piwigo_user_cache_categories
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "cat_id" INTEGER default 0 NOT NULL,
+  "date_last" TIMESTAMP,
+  "max_date_last" TIMESTAMP,
+  "nb_images" INTEGER default 0 NOT NULL,
+  "count_images" INTEGER default 0,
+  "count_categories" INTEGER default 0,
+  PRIMARY KEY ("user_id","cat_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_feed
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_feed;
+CREATE TABLE piwigo_user_feed
+(
+  "id" VARCHAR(50) default '' NOT NULL,
+  "user_id" INTEGER default 0 NOT NULL,
+  "last_check" TIMESTAMP,
+  PRIMARY KEY ("id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_group
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_group;
+CREATE TABLE piwigo_user_group
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "group_id" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("user_id","group_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_infos
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_infos;
+CREATE TABLE piwigo_user_infos
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "nb_image_line" INTEGER default 5 NOT NULL,
+  "nb_line_page" INTEGER default 3 NOT NULL,
+  "status" VARCHAR(50) default 'guest',
+  "adviser" BOOLEAN default false,
+  "language" VARCHAR(50) default 'en_UK' NOT NULL,
+  "maxwidth" INTEGER,
+  "maxheight" INTEGER,
+  "expand" BOOLEAN default false,
+  "show_nb_comments" BOOLEAN default false,
+  "show_nb_hits" BOOLEAN default false,
+  "recent_period" INTEGER default 7 NOT NULL,
+  "template" VARCHAR(255) default 'yoga/Sylvia' NOT NULL,
+  "registration_date" TIMESTAMP NOT NULL,
+  "enabled_high" BOOLEAN default true,
+  "level" INTEGER default 0 NOT NULL,
+  PRIMARY KEY ("user_id"),
+  CONSTRAINT "user_infos_ui1" UNIQUE ("user_id")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_user_mail_notification
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_user_mail_notification;
+CREATE TABLE piwigo_user_mail_notification
+(
+  "user_id" INTEGER default 0 NOT NULL,
+  "check_key" VARCHAR(16) default '' NOT NULL,
+  "enabled" BOOLEAN default false,
+  "last_send" TIMESTAMP,
+  PRIMARY KEY ("user_id"),
+  CONSTRAINT "user_mail_notification_ui1" UNIQUE ("check_key")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_users
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_users;
+CREATE TABLE piwigo_users
+(
+  "id" INTEGER NOT NULL,
+  "username" VARCHAR(100) default '' NOT NULL,
+  "password" VARCHAR(32),
+  "mail_address" VARCHAR(255),
+  PRIMARY KEY ("id"),
+  CONSTRAINT "users_ui1" UNIQUE ("username")
+);
+
+
+-----------------------------------------------------------------------------
+-- piwigo_comments
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_comments;
+CREATE TABLE piwigo_comments
+(
+  "id" INTEGER NOT NULL,
+  "image_id" INTEGER default 0 NOT NULL,
+  "date" TIMESTAMP  NOT NULL,
+  "author" VARCHAR(255),
+  "content" TEXT,
+  "validated" BOOLEAN default false,
+  "validation_date" TIMESTAMP,
+  "author_id" INTEGER REFERENCES "piwigo_users" (id),
+  PRIMARY KEY ("id")
+);
+
+CREATE INDEX "comments_i2" ON "piwigo_comments" ("validation_date");
+CREATE INDEX "comments_i1" ON "piwigo_comments" ("image_id");
+
+-----------------------------------------------------------------------------
+-- piwigo_waiting
+-----------------------------------------------------------------------------
+
+DROP TABLE IF EXISTS piwigo_waiting;
+CREATE TABLE piwigo_waiting
+(
+  "id" INTEGER NOT NULL,
+  "storage_category_id" INTEGER default 0 NOT NULL,
+  "file" VARCHAR(255) default '' NOT NULL,
+  "username" VARCHAR(255) default '' NOT NULL,
+  "mail_address" VARCHAR(255) default '' NOT NULL,
+  "date" INTEGER default 0 NOT NULL,
+  "tn_ext" CHAR(3),
+  "validated" BOOLEAN default false,
+  "infos" TEXT,
+  PRIMARY KEY ("id")
+);
+