228 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			228 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /*
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|  * Laconica - a distributed open-source microblogging tool
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|  * Copyright (C) 2008, 2009, Control Yourself, Inc.
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|  *
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|  * This program is free software: you can redistribute it and/or modify
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|  * it under the terms of the GNU Affero General Public License as published by
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|  * the Free Software Foundation, either version 3 of the License, or
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|  * (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.     See the
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|  * GNU Affero General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Affero General Public License
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|  * along with this program.     If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| if (!defined('GNUSOCIAL')) { exit(1); }
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| 
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| /**
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|  * Table Definition for deleted_notice
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|  */
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| 
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| class Deleted_notice extends Managed_DataObject
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| {
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|     public $__table = 'deleted_notice';      // table name
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|     public $id;                              // int(4)  primary_key not_null
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|     public $profile_id;                      // int(4)   not_null
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|     public $uri;                             // varchar(191)  unique_key   not 255 because utf8mb4 takes more space
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|     public $act_uri;                         // varchar(191)  unique_key   not 255 because utf8mb4 takes more space
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|     public $created;                         // datetime()   not_null
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|     public $deleted;                         // datetime()   not_null
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| 
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|     public static function schemaDef()
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|     {
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|         return array(
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|             'fields' => array(
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|                 'id' => array('type' => 'int', 'not null' => true, 'description' => 'identity of notice'),
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|                 'profile_id' => array('type' => 'int', 'not null' => true, 'description' => 'author of the notice'),
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|                 'uri' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI of the deleted notice'),
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|                 'act_uri' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI of the delete activity, may exist in notice table'),
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|                 'act_created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date the notice record was created'),
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|                 'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date the notice record was deleted'),
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|             ),
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|             'primary key' => array('id'),
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|             'unique keys' => array(
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|                 'deleted_notice_act_uri_key' => array('act_uri'),
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|             ),
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|             'indexes' => array(
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|                 'deleted_notice_profile_id_idx' => array('profile_id'),
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|             ),
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|         );
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|     }
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| 
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|     public static function addNew(Notice $notice, Profile $actor=null)
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|     {
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|         if (is_null($actor)) {
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|             $actor = $notice->getProfile();
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|         }
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| 
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|         if ($notice->getProfile()->hasRole(Profile_role::DELETED)) {
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|             // Don't emit notices if the notice author is (being) deleted
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|             return false;
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|         }
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| 
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|         $act = new Activity();
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|         $act->type = ActivityObject::ACTIVITY;
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|         $act->verb = ActivityVerb::DELETE;
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|         $act->time = time();
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|         $act->id   = TagURI::mint('deleted_notice:%d:%d:%s',
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|                             $actor->getID(),
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|                             $notice->getID(),
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|                             common_date_iso8601(common_sql_now()));
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| 
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|         $act->content = sprintf(_m('<a href="%1$s">%2$s</a> deleted notice <a href="%3$s">{{%4$s}}</a>.'),
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|                             htmlspecialchars($actor->getUrl()),
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|                             htmlspecialchars($actor->getBestName()),
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|                             htmlspecialchars($notice->getUrl()),
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|                             htmlspecialchars($notice->getUri())
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|                            );
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| 
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|         $act->actor = $actor->asActivityObject();
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|         $act->target = new ActivityObject();    // We don't save the notice object, as it's supposed to be removed!
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|         $act->target->id = $notice->getUri();
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|         $act->objects = array(clone($act->target));
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| 
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|         $url = $notice->getUrl();
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|         $act->selfLink = $url;
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|         $act->editLink = $url;
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| 
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|         // This will make ActivityModeration run saveObjectFromActivity which adds
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|         // a new Deleted_notice entry in the database as well as deletes the notice
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|         // if the actor has permission to do so.
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|         $stored = Notice::saveActivity($act, $actor);
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| 
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|         return $stored;
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|     }
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| 
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|     static public function fromStored(Notice $stored)
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|     {
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|         $class = get_called_class();
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|         $object = new $class;
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|         $object->act_uri = $stored->getUri();
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|         if (!$object->find(true)) {
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|             throw new NoResultException($object);
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|         }
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|         return $object;
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|     }
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| 
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|     public function getActor()
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|     {
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|         return Profile::getByID($this->profile_id);
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|     }
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| 
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|     static public function getObjectType()
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|     {
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|         return 'activity';
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|     }
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| 
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|     protected $_stored = array();
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| 
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|     public function getStored()
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|     {
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|         $uri = $this->getTargetUri();
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|         if (!isset($this->_stored[$uri])) {
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|             $stored = new Notice();
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|             $stored->uri = $uri;
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|             if (!$stored->find(true)) {
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|                 throw new NoResultException($stored);
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|             }
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|             $this->_stored[$uri] = $stored;
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|         }
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|         return $this->_stored[$uri];
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|     }
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| 
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|     public function getTargetUri()
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|     {
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|         return $this->uri;
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|     }
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| 
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|     public function getUri()
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|     {
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|         return $this->act_uri;
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|     }
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| 
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|     public function asActivityObject(Profile $scoped=null)
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|     {
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|         $actobj = new ActivityObject();
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|         $actobj->id = $this->getUri();
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|         $actobj->type = ActivityObject::ACTIVITY;
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|         $actobj->actor = $this->getActorObject();
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|         $actobj->target = new ActivityObject();
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|         $actobj->target->id = $this->getTargetUri();
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|         $actobj->target->type = ActivityUtils::resolveUri(self::getObjectType());
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|         $actobj->objects = array(clone($actobj->target));
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|         $actobj->verb = ActivityVerb::DELETE;
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|         $actobj->title = ActivityUtils::verbToTitle($actobj->verb);
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| 
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|         $actor = $this->getActor();
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|         $actobj->content = sprintf(_m('<a href="%1$s">%2$s</a> deleted notice {{%3$s}}.'),
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|                             htmlspecialchars($actor->getUrl()),
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|                             htmlspecialchars($actor->getBestName()),
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|                             htmlspecialchars($actor->getTargetUri())
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|                            );
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| 
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|         return $actobj;
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|     }
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| 
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|     static function newUri(Profile $actor, Managed_DataObject $object, $created=null)
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|     {
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|         if (is_null($created)) {
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|             $created = common_sql_now();
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|         }
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|         return TagURI::mint(strtolower(get_called_class()).':%d:%s:%d:%s',
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|                                         $actor->getID(),
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|                                         ActivityUtils::resolveUri(self::getObjectType(), true),
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|                                         $object->getID(),
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|                                         common_date_iso8601($created));
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|     }
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| 
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|     static public function beforeSchemaUpdate()
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|     {
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|         $table = strtolower(get_called_class());
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|         $schema = Schema::get();
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|         $schemadef = $schema->getTableDef($table);
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| 
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|         // 2015-10-03 We change the meaning of the 'uri' field and move its 
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|         // content to the 'act_uri' for the deleted activity. act_created is
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|         // added too.
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|         if (isset($schemadef['fields']['act_uri'])) {
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|             // We already have the act_uri field, so no need to migrate to it.
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|             return;
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|         }
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|         echo "\nFound old $table table, upgrading it to contain 'act_uri' and 'act_created' field...";
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| 
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|         $schemadef['fields']['act_uri'] = array('type' => 'varchar', 'not null' => true, 'length' => 191, 'description' => 'URI of the delete activity, may exist in notice table');
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|         $schemadef['fields']['act_created'] = array('type' => 'datetime', 'not null' => true, 'description' => 'date the notice record was created');
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|         unset($schemadef['unique keys']);
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|         $schema->ensureTable($table, $schemadef);
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| 
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|         $deleted = new Deleted_notice();
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|         $result = $deleted->find();
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|         if ($result === false) {
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|             print "\nFound no deleted_notice entries, continuing...";
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|             return true;
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|         }
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|         print "\nFound $result deleted_notice entries, aligning with new database layout: ";
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|         while($deleted->fetch()) {
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|             $orig = clone($deleted);
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|             $deleted->act_uri = $deleted->uri;
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|             // this is a fake URI just to have something to put there to avoid NULL
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|             $deleted->uri = TagURI::mint(strtolower(get_called_class()).':%d:%s:%s:%s',
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|                                 $deleted->profile_id,
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|                                 ActivityUtils::resolveUri(self::getObjectType(), true),
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|                                 'unknown',
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|                                 common_date_iso8601($deleted->created));
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|             $deleted->act_created = $deleted->created;  // we don't actually know when the notice was created
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|             $deleted->updateWithKeys($orig, 'id');
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|             print ".";
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|         }
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|         print "DONE.\n";
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|         print "Resuming core schema upgrade...";
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|     }
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| 
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| }
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