/inc/core/class.dc.namespace.php
PHP | 432 lines | 262 code | 56 blank | 114 comment | 75 complexity | 2cd6eb5d01e408bdf629f048d08e3f37 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-2.1, Apache-2.0
- <?php
- # -- BEGIN LICENSE BLOCK ---------------------------------------
- #
- # This file is part of Dotclear 2.
- #
- # Copyright (c) 2003-2013 Olivier Meunier & Association Dotclear
- # Licensed under the GPL version 2.0 license.
- # See LICENSE file or
- # http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
- #
- # -- END LICENSE BLOCK -----------------------------------------
- if (!defined('DC_RC_PATH')) { return; }
- /**
- @ingroup DC_CORE
- @brief Blog namespace for settings handler
- */
- class dcNamespace
- {
- protected $con; ///< <b>connection</b> Database connection object
- protected $table; ///< <b>string</b> Settings table name
- protected $blog_id; ///< <b>string</b> Blog ID
- protected $global_settings = array(); ///< <b>array</b> Global settings array
- protected $local_settings = array(); ///< <b>array</b> Local settings array
- protected $settings = array(); ///< <b>array</b> Associative settings array
- protected $ns; ///< <b>string</b> Current namespace
- /**
- Object constructor. Retrieves blog settings and puts them in $settings
- array. Local (blog) settings have a highest priority than global settings.
- @param name <b>string</b> ID for this namespace
- */
- public function __construct(&$core, $blog_id, $name, $rs=null)
- {
- if (preg_match('/^[a-zA-Z][a-zA-Z0-9]+$/',$name)) {
- $this->ns = $name;
- } else {
- throw new Exception(sprintf(__('Invalid setting dcNamespace: %s'),$name));
- }
- $this->con =& $core->con;
- $this->table = $core->prefix.'setting';
- $this->blog_id =& $blog_id;
- $this->getSettings($rs);
- }
- private function getSettings($rs=null)
- {
- if ($rs == null) {
- $strReq = 'SELECT blog_id, setting_id, setting_value, '.
- 'setting_type, setting_label, setting_ns '.
- 'FROM '.$this->table.' '.
- "WHERE (blog_id = '".$this->con->escape($this->blog_id)."' ".
- 'OR blog_id IS NULL) '.
- "AND setting_ns = '".$this->con->escape($this->ns)."' ".
- 'ORDER BY setting_id DESC ';
- try {
- $rs = $this->con->select($strReq);
- } catch (Exception $e) {
- trigger_error(__('Unable to retrieve settings:').' '.$this->con->error(), E_USER_ERROR);
- }
- }
- while ($rs->fetch())
- {
- if ($rs->f('setting_ns') != $this->ns){
- break;
- }
- $id = trim($rs->f('setting_id'));
- $value = $rs->f('setting_value');
- $type = $rs->f('setting_type');
- if ($type == 'array') {
- $value = @json_decode($value,true);
- } else {
- if ($type == 'float' || $type == 'double') {
- $type = 'float';
- } elseif ($type != 'boolean' && $type != 'integer') {
- $type = 'string';
- }
- }
- settype($value,$type);
- $array = $rs->blog_id ? 'local' : 'global';
- $this->{$array.'_settings'}[$id] = array(
- 'ns' => $this->ns,
- 'value' => $value,
- 'type' => $type,
- 'label' => (string) $rs->f('setting_label'),
- 'global' => $rs->blog_id == ''
- );
- }
- $this->settings = $this->global_settings;
- foreach ($this->local_settings as $id => $v) {
- $this->settings[$id] = $v;
- }
- return true;
- }
- private function settingExists($id,$global=false)
- {
- $array = $global ? 'global' : 'local';
- return isset($this->{$array.'_settings'}[$id]);
- }
- /**
- Returns setting value if exists.
- @param n <b>string</b> Setting name
- @return <b>mixed</b>
- */
- public function get($n)
- {
- if (isset($this->settings[$n]['value'])) {
- return $this->settings[$n]['value'];
- }
- return null;
- }
- /**
- Returns global setting value if exists.
- @param n <b>string</b> setting name
- @return <b>mixed</b>
- */
- public function getGlobal($n)
- {
- if (isset($this->global_settings[$n]['value'])) {
- return $this->global_settings[$n]['value'];
- }
- return null;
- }
- /**
- Returns local setting value if exists.
- @param n <b>string</b> setting name
- @return <b>mixed</b>
- */
- public function getLocal($n)
- {
- if (isset($this->local_settings[$n]['value'])) {
- return $this->local_settings[$n]['value'];
- }
- return null;
- }
- /**
- Magic __get method.
- @copydoc ::get
- */
- public function __get($n)
- {
- return $this->get($n);
- }
- /**
- Sets a setting in $settings property. This sets the setting for script
- execution time only and if setting exists.
- @param n <b>string</b> Setting name
- @param v <b>mixed</b> Setting value
- */
- public function set($n,$v)
- {
- if (isset($this->settings[$n])) {
- $this->settings[$n]['value'] = $v;
- }
- }
- /**
- Magic __set method.
- @copydoc ::set
- */
- public function __set($n,$v)
- {
- $this->set($n,$v);
- }
- /**
- Creates or updates a setting.
- $type could be 'string', 'integer', 'float', 'boolean' or null. If $type is
- null and setting exists, it will keep current setting type.
- $value_change allow you to not change setting. Useful if you need to change
- a setting label or type and don't want to change its value.
- @param id <b>string</b> Setting ID
- @param value <b>mixed</b> Setting value
- @param type <b>string</b> Setting type
- @param label <b>string</b> Setting label
- @param value_change <b>boolean</b> Change setting value or not
- @param global <b>boolean</b> Setting is global
- */
- public function put($id,$value,$type=null,$label=null,$value_change=true,$global=false)
- {
- if (!preg_match('/^[a-zA-Z][a-zA-Z0-9_]+$/',$id)) {
- throw new Exception(sprintf(__('%s is not a valid setting id'),$id));
- }
- # We don't want to change setting value
- if (!$value_change)
- {
- if (!$global && $this->settingExists($id,false)) {
- $value = $this->local_settings[$id]['value'];
- } elseif ($this->settingExists($id,true)) {
- $value = $this->global_settings[$id]['value'];
- }
- }
- # Setting type
- if ($type == 'double')
- {
- $type = 'float';
- }
- elseif ($type === null)
- {
- if (!$global && $this->settingExists($id,false)) {
- $type = $this->local_settings[$id]['type'];
- } elseif ($this->settingExists($id,true)) {
- $type = $this->global_settings[$id]['type'];
- } else {
- if (is_array($value)) {
- $type = 'array';
- } else {
- $type = 'string';
- }
- }
- }
- elseif ($type != 'boolean' && $type != 'integer' && $type != 'float' && $type != 'array')
- {
- $type = 'string';
- }
- # We don't change label
- if ($label == null)
- {
- if (!$global && $this->settingExists($id,false)) {
- $label = $this->local_settings[$id]['label'];
- } elseif ($this->settingExists($id,true)) {
- $label = $this->global_settings[$id]['label'];
- }
- }
- if ($type != 'array') {
- settype($value,$type);
- } else {
- $value = json_encode($value);
- }
- $cur = $this->con->openCursor($this->table);
- $cur->setting_value = ($type == 'boolean') ? (string) (integer) $value : (string) $value;
- $cur->setting_type = $type;
- $cur->setting_label = $label;
- #If we are local, compare to global value
- if (!$global && $this->settingExists($id,true))
- {
- $g = $this->global_settings[$id];
- $same_setting = $g['ns'] == $this->ns && $g['value'] == $value
- && $g['type'] == $type && $g['label'] == $label;
- # Drop setting if same value as global
- if ($same_setting && $this->settingExists($id,false)) {
- $this->drop($id);
- } elseif ($same_setting) {
- return;
- }
- }
- if ($this->settingExists($id,$global) && $this->ns == $this->settings[$id]['ns'])
- {
- if ($global) {
- $where = 'WHERE blog_id IS NULL ';
- } else {
- $where = "WHERE blog_id = '".$this->con->escape($this->blog_id)."' ";
- }
- $cur->update($where."AND setting_id = '".$this->con->escape($id)."' AND setting_ns = '".$this->con->escape($this->ns)."' ");
- }
- else
- {
- $cur->setting_id = $id;
- $cur->blog_id = $global ? null : $this->blog_id;
- $cur->setting_ns = $this->ns;
- $cur->insert();
- }
- }
- /**
- Rename an existing setting in a Namespace
- @param $oldId <b>string</b> Current setting name
- @param $newId <b>string</b> New setting name
- @return <b>boolean</b>
- */
- public function rename($oldId,$newId)
- {
- if (!$this->ns) {
- throw new Exception(__('No namespace specified'));
- }
- if (!array_key_exists($oldId,$this->settings) || array_key_exists($newId,$this->settings)) {
- return false;
- }
- // Rename the setting in the settings array
- $this->settings[$newId] = $this->settings[$oldId];
- unset($this->settings[$oldId]);
- // Rename the setting in the database
- $strReq = 'UPDATE '.$this->table.
- " SET setting_id = '".$this->con->escape($newId)."' ".
- " WHERE setting_ns = '".$this->con->escape($this->ns)."' ".
- " AND setting_id = '".$this->con->escape($oldId)."' ";
- $this->con->execute($strReq);
- return true;
- }
- /**
- Removes an existing setting in a Namespace
- @param id <b>string</b> Setting ID
- */
- public function drop($id)
- {
- if (!$this->ns) {
- throw new Exception(__('No namespace specified'));
- }
- $strReq = 'DELETE FROM '.$this->table.' ';
- if ($this->blog_id === null) {
- $strReq .= 'WHERE blog_id IS NULL ';
- } else {
- $strReq .= "WHERE blog_id = '".$this->con->escape($this->blog_id)."' ";
- }
- $strReq .= "AND setting_id = '".$this->con->escape($id)."' ";
- $strReq .= "AND setting_ns = '".$this->con->escape($this->ns)."' ";
- $this->con->execute($strReq);
- }
- /**
- Removes all existing settings in a Namespace
- @param force_global <b>boolean</b> Force global pref drop
- */
- public function dropAll($force_global=false)
- {
- if (!$this->ns) {
- throw new Exception(__('No namespace specified'));
- }
- $strReq = 'DELETE FROM '.$this->table.' ';
- if (($force_global) || ($this->blog_id === null)) {
- $strReq .= 'WHERE blog_id IS NULL ';
- $global = true;
- } else {
- $strReq .= "WHERE blog_id = '".$this->con->escape($this->blog_id)."' ";
- $global = false;
- }
- $strReq .= "AND setting_ns = '".$this->con->escape($this->ns)."' ";
- $this->con->execute($strReq);
- $array = $global ? 'global' : 'local';
- unset($this->{$array.'_settings'});
- $this->{$array.'_settings'} = array();
- $array = $global ? 'local' : 'global';
- $this->settings = $this->{$array.'_settings'};
- }
- /**
- Returns $ns property content.
- @return <b>string</b>
- */
- public function dumpNamespace()
- {
- return $this->ns;
- }
- /**
- Returns $settings property content.
- @return <b>array</b>
- */
- public function dumpSettings()
- {
- return $this->settings;
- }
- /**
- Returns $local_settings property content.
- @return <b>array</b>
- */
- public function dumpLocalSettings()
- {
- return $this->local_settings;
- }
- /**
- Returns $global_settings property content.
- @return <b>array</b>
- */
- public function dumpGlobalSettings()
- {
- return $this->global_settings;
- }
- }