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OwncloudContactsOfficial/lib/contact.php
Thomas Tanghus b135758715 Correct TTL for thumbnail cache.
2013-04-04 17:02:21 +02:00

647 lines
17 KiB
PHP
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<?php
/**
* ownCloud - Contact object
*
* @author Thomas Tanghus
* @copyright 2012 Thomas Tanghus (thomas@tanghus.net)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Contacts;
use Sabre\VObject\Property;
/**
* Subclass this class or implement IPIMObject interface for PIM objects
*/
class Contact extends VObject\VCard implements IPIMObject {
const THUMBNAIL_PREFIX = 'contact-thumbnail-';
const THUMBNAIL_SIZE = 28;
/**
* The name of the object type in this case VCARD.
*
* This is used when serializing the object.
*
* @var string
*/
public $name = 'VCARD';
protected $props = array();
/**
* Create a new Contact object
*
* @param AddressBook $parent
* @param AbstractBackend $backend
* @param mixed $data
*/
public function __construct($parent, $backend, $data = null) {
//\OCP\Util::writeLog('contacts', __METHOD__ . ' ' . print_r($data, true), \OCP\Util::DEBUG);
//\OCP\Util::writeLog('contacts', __METHOD__, \OCP\Util::DEBUG);
$this->props['parent'] = $parent;
$this->props['backend'] = $backend;
$this->props['retrieved'] = false;
$this->props['saved'] = false;
if(!is_null($data)) {
if($data instanceof VObject\VCard) {
foreach($data->children as $child) {
$this->add($child);
$this->setRetrieved(true);
}
} elseif(is_array($data)) {
foreach($data as $key => $value) {
switch($key) {
case 'id':
$this->props['id'] = $value;
break;
case 'lastmodified':
$this->props['lastmodified'] = $value;
break;
case 'uri':
$this->props['uri'] = $value;
break;
case 'carddata':
$this->props['carddata'] = $value;
$this->retrieve();
break;
case 'vcard':
$this->props['vcard'] = $value;
$this->retrieve();
break;
case 'displayname':
case 'fullname':
$this->props['displayname'] = $value;
$this->FN = $value;
break;
}
}
}
}
}
/**
* @return array|null
*/
public function getMetaData() {
if(!isset($this->props['displayname'])) {
if(!$this->retrieve()) {
\OCP\Util::writeLog('contacts', __METHOD__.' error reading: '.print_r($this->props, true), \OCP\Util::ERROR);
return null;
}
}
return array(
'id' => $this->getId(),
'displayname' => $this->getDisplayName(),
'permissions' => $this->getPermissions(),
'lastmodified' => $this->lastModified(),
'owner' => $this->getOwner(),
'parent' => $this->getParent()->getId(),
'backend' => $this->getBackend()->name,
);
}
/**
* Get a unique key combined of backend name, address book id and contact id.
*
* @return string
*/
public function combinedKey() {
return $this->getBackend()->name . '::' . $this->getParent()->getId() . '::' . $this->getId();
}
/**
* @return string|null
*/
public function getOwner() {
return $this->props['parent']->getOwner();
}
/**
* @return string|null
*/
public function getId() {
return isset($this->props['id']) ? $this->props['id'] : null;
}
/**
* @return string|null
*/
function getDisplayName() {
return isset($this->props['displayname']) ? $this->props['displayname'] : null;
}
/**
* @return string|null
*/
public function getURI() {
return isset($this->props['uri']) ? $this->props['uri'] : null;
}
/**
* If this object is part of a collection return a reference
* to the parent object, otherwise return null.
* @return IPIMObject|null
*/
function getParent() {
return $this->props['parent'];
}
function getBackend() {
return $this->props['backend'];
}
/** CRUDS permissions (Create, Read, Update, Delete, Share)
*
* @return integer
*/
function getPermissions() {
return $this->props['parent']->getPermissions();
}
/**
* @param integer $permission
* @return bool
*/
function hasPermission($permission) {
return $this->getPermissions() & $permission;
}
/**
* Save the address book data to backend
* FIXME
*
* @param array $data
* @return bool
*/
public function update(array $data) {
foreach($data as $key => $value) {
switch($key) {
case 'displayname':
$this->addressBookInfo['displayname'] = $value;
break;
case 'description':
$this->addressBookInfo['description'] = $value;
break;
}
}
return $this->props['backend']->updateContact(
$this->getParent()->getId(),
$this->getId(),
$this
);
}
/**
* Delete the data from backend
*
* @return bool
*/
public function delete() {
return $this->props['backend']->deleteContact(
$this->getParent()->getId(),
$this->getId()
);
}
/**
* Save the contact data to backend
*
* @return bool
*/
public function save($force = false) {
if($this->isSaved() && !$force) {
\OCP\Util::writeLog('contacts', __METHOD__.' Already saved: ' . print_r($this->props, true), \OCP\Util::DEBUG);
return true;
}
if(isset($this->FN)) {
$this->props['displayname'] = (string)$this->FN;
}
if($this->getId()) {
if($this->props['backend']
->updateContact(
$this->getParent()->getId(),
$this->getId(),
$this->serialize()
)
) {
$this->props['lastmodified'] = time();
$this->setSaved(true);
return true;
} else {
return false;
}
} else {
//print(__METHOD__.' ' . print_r($this->getParent(), true));
$this->props['id'] = $this->props['backend']->createContact(
$this->getParent()->getId(), $this
);
$this->setSaved(true);
return $this->getId() !== false;
}
}
/**
* Get the data from the backend
* FIXME: Clean this up and make sure the logic is OK.
*/
public function retrieve() {
//error_log(__METHOD__);
//\OCP\Util::writeLog('contacts', __METHOD__.' ' . print_r($this->props, true), \OCP\Util::DEBUG);
if($this->isRetrieved()) {
//\OCP\Util::writeLog('contacts', __METHOD__. ' children', \OCP\Util::DEBUG);
return true;
} else {
$data = null;
if(isset($this->props['vcard'])
&& $this->props['vcard'] instanceof VObject\VCard) {
foreach($this->props['vcard']->children() as $child) {
$this->add($child);
if($child->name === 'FN') {
$this->props['displayname']
= strtr($child->value, array('\,' => ',', '\;' => ';', '\\\\' => '\\'));
}
}
$this->setRetrieved(true);
//$this->children = $this->props['vcard']->children();
unset($this->props['vcard']);
return true;
} elseif(!isset($this->props['carddata'])) {
$result = $this->props['backend']->getContact(
$this->getParent()->getId(),
$this->id
);
if($result) {
if(isset($result['vcard'])
&& $result['vcard'] instanceof VObject\VCard) {
foreach($result['vcard']->children() as $child) {
$this->add($child);
}
$this->setRetrieved(true);
return true;
} elseif(isset($result['carddata'])) {
// Save internal values
$data = $result['carddata'];
$this->props['carddata'] = $result['carddata'];
$this->props['lastmodified'] = $result['lastmodified'];
$this->props['displayname'] = $result['displayname'];
$this->props['permissions'] = $result['permissions'];
} else {
\OCP\Util::writeLog('contacts', __METHOD__
. ' Could not get vcard or carddata: '
. $this->getId()
. print_r($result, true), \OCP\Util::DEBUG);
return false;
}
} else {
\OCP\Util::writeLog('contacts', __METHOD__.' Error getting contact: ' . $this->getId(), \OCP\Util::DEBUG);
}
} elseif(isset($this->props['carddata'])) {
$data = $this->props['carddata'];
//error_log(__METHOD__.' data: '.print_r($data, true));
}
try {
$obj = \Sabre\VObject\Reader::read(
$data,
\Sabre\VObject\Reader::OPTION_IGNORE_INVALID_LINES
);
if($obj) {
foreach($obj->children as $child) {
$this->add($child);
}
$this->setRetrieved(true);
} else {
\OCP\Util::writeLog('contacts', __METHOD__.' Error reading: ' . print_r($data, true), \OCP\Util::DEBUG);
return false;
}
} catch (\Exception $e) {
\OCP\Util::writeLog('contacts', __METHOD__ .
' Error parsing carddata for: ' . $this->getId() . ' ' . $e->getMessage(),
\OCP\Util::ERROR);
return false;
}
}
return true;
}
/**
* Get a property index in the contact by the checksum of its serialized value
*
* @param string $checksum An 8 char m5d checksum.
* @return \Sabre\VObject\Property Property by reference
* @throws An exception with error code 404 if the property is not found.
*/
public function getPropertyIndexByChecksum($checksum) {
$this->retrieve();
$idx = 0;
foreach($this->children as $i => &$property) {
if(substr(md5($property->serialize()), 0, 8) == $checksum ) {
return $idx;
}
$idx += 1;
}
throw new Exception('Property not found', 404);
}
/**
* Get a property by the checksum of its serialized value
*
* @param string $checksum An 8 char m5d checksum.
* @return \Sabre\VObject\Property Property by reference
* @throws An exception with error code 404 if the property is not found.
*/
public function getPropertyByChecksum($checksum) {
$this->retrieve();
foreach($this->children as $i => &$property) {
if(substr(md5($property->serialize()), 0, 8) == $checksum ) {
return $property;
}
}
throw new \Exception('Property not found', 404);
}
/**
* Delete a property by the checksum of its serialized value
* It is up to the caller to call ->save()
*
* @param string $checksum An 8 char m5d checksum.
* @throws @see getPropertyByChecksum
*/
public function unsetPropertyByChecksum($checksum) {
$idx = $this->getPropertyIndexByChecksum($checksum);
unset($this->children[$idx]);
$this->setSaved(false);
}
/**
* Set a property by the checksum of its serialized value
* It is up to the caller to call ->save()
*
* @param string $checksum An 8 char m5d checksum.
* @param string $name Property name
* @param mixed $value
* @param array $parameters
* @throws @see getPropertyByChecksum
* @return string new checksum
*/
public function setPropertyByChecksum($checksum, $name, $value, $parameters=array()) {
// FIXME: Change the debug and bailOut calls
if($checksum === 'new') {
$property = Property::create($name);
$this->add($property);
} else {
$property = $this->getPropertyByChecksum($checksum);
}
switch($name) {
case 'EMAIL':
$value = strtolower($value);
$property->setValue($value);
break;
case 'ADR':
if(is_array($value)) {
$property->setParts($value);
} else {
debug('Saving ADR ' . $value);
$property->setValue($value);
}
break;
case 'IMPP':
if(is_null($parameters) || !isset($parameters['X-SERVICE-TYPE'])) {
bailOut(App::$l10n->t('Missing IM parameter.'));
}
$impp = Utils\Properties::getIMOptions($parameters['X-SERVICE-TYPE']);
if(is_null($impp)) {
bailOut(App::$l10n->t('Unknown IM: '.$parameters['X-SERVICE-TYPE']));
}
$value = $impp['protocol'] . ':' . $value;
$property->setValue($value);
break;
default:
\OCP\Util::writeLog('contacts', __METHOD__.' adding: '.$name. ' ' . $value, \OCP\Util::DEBUG);
$property->setValue($value);
break;
}
$this->setParameters($property, $parameters);
$this->setSaved(false);
return substr(md5($property->serialize()), 0, 8);
}
/**
* Set a property by the property name.
* It is up to the caller to call ->save()
*
* @param string $name Property name
* @param mixed $value
* @param array $parameters
* @return bool
*/
public function setPropertyByName($name, $value, $parameters=array()) {
// TODO: parameters are ignored for now.
switch($name) {
case 'BDAY':
try {
$date = New \DateTime($value);
} catch(\Exception $e) {
\OCP\Util::writeLog('contacts',
__METHOD__.' DateTime exception: ' . $e->getMessage(),
\OCP\Util::ERROR
);
return false;
}
$value = $date->format('Y-m-d');
$this->BDAY = $value;
$this->BDAY->add('VALUE', 'DATE');
//\OCP\Util::writeLog('contacts', __METHOD__.' BDAY: '.$this->BDAY->serialize(), \OCP\Util::DEBUG);
break;
case 'CATEGORIES':
case 'N':
case 'ORG':
$property = $this->select($name);
if(count($property) === 0) {
$property = \Sabre\VObject\Property::create($name);
$this->add($property);
} else {
// Actually no idea why this works
$property = array_shift($property);
}
if(is_array($value)) {
$property->setParts($value);
} else {
$this->{$name} = $value;
}
break;
default:
\OCP\Util::writeLog('contacts', __METHOD__.' adding: '.$name. ' ' . $value, \OCP\Util::DEBUG);
$this->{$name} = $value;
break;
}
$this->setSaved(false);
return true;
}
protected function setParameters($property, $parameters, $reset = false) {
if(!$parameters) {
return;
}
if($reset) {
$property->parameters = array();
}
debug('Setting parameters: ' . print_r($parameters, true));
foreach($parameters as $key => $parameter) {
debug('Adding parameter: ' . $key);
if(is_array($parameter)) {
foreach($parameter as $val) {
if(is_array($val)) {
foreach($val as $val2) {
if(trim($key) && trim($val2)) {
debug('Adding parameter: '.$key.'=>'.print_r($val2, true));
$property->add($key, strip_tags($val2));
}
}
} else {
if(trim($key) && trim($val)) {
debug('Adding parameter: '.$key.'=>'.print_r($val, true));
$property->add($key, strip_tags($val));
}
}
}
} else {
if(trim($key) && trim($parameter)) {
debug('Adding parameter: '.$key.'=>'.print_r($parameter, true));
$property->add($key, strip_tags($parameter));
}
}
}
}
public function lastModified() {
if(!isset($this->props['lastmodified'])) {
$this->retrieve();
}
return isset($this->props['lastmodified'])
? $this->props['lastmodified']
: null;
}
/**
* Merge in data from a multi-dimentional array
*
* NOTE: This is *NOT* tested!
* The data array has this structure:
*
* array(
* 'EMAIL' => array(array('value' => 'johndoe@example.com', 'parameters' = array('TYPE' => array('HOME','VOICE'))))
* );
* @param array $data
*/
public function mergeFromArray(array $data) {
foreach($data as $name => $properties) {
if(in_array($name, array('PHOTO', 'UID'))) {
continue;
}
if(!is_array($properties)) {
\OCP\Util::writeLog('contacts', __METHOD__.' not an array?: ' .$name. ' '.print_r($properties, true), \OCP\Util::DEBUG);
}
if(in_array($name, Utils\Properties::$multi_properties)) {
unset($this->{$name});
}
foreach($properties as $parray) {
//$property = Property::create($name, $parray['value'], $parray['parameters']);
\OCP\Util::writeLog('contacts', __METHOD__.' adding: ' .$name. ' '.print_r($parray['value'], true) . ' ' . print_r($parray['parameters'], true), \OCP\Util::DEBUG);
if(in_array($name, Utils\Properties::$multi_properties)) {
// TODO: wrap in try/catch, check return value
$this->setPropertyByChecksum('new', $name, $parray['value'], $parray['parameters']);
} else {
// TODO: Check return value
if(!isset($this->{$name})) {
$this->setPropertyByName($name, $parray['value'], $parray['parameters']);
}
}
//$this->add($name, $parray['value'], $parray['parameters']);
}
}
$this->setSaved(false);
return true;
}
public function cacheThumbnail(\OC_Image $image = null) {
$key = $this->combinedKey();
if(\OC_Cache::hasKey(self::THUMBNAIL_PREFIX . $key) && $image === null) {
return \OC_Cache::get(self::THUMBNAIL_PREFIX . $key);
}
if(is_null($image)) {
$this->retrieve();
$image = new \OC_Image();
if(!isset($this->PHOTO) && !isset($this->LOGO)) {
return false;
}
if(!$image->loadFromBase64((string)$this->PHOTO)) {
if(!$image->loadFromBase64((string)$this->LOGO)) {
return false;
}
}
}
if(!$image->centerCrop()) {
\OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t crop thumbnail for ID ' . $key,
\OCP\Util::ERROR);
return false;
}
if(!$image->resize(self::THUMBNAIL_SIZE)) {
\OCP\Util::writeLog('contacts',
'thumbnail.php. Couldn\'t resize thumbnail for ID ' . $key,
\OCP\Util::ERROR);
return false;
}
// Cache as base64 for around a month
\OC_Cache::set(self::THUMBNAIL_PREFIX . $key, strval($image), 3000000);
\OCP\Util::writeLog('contacts', 'Caching ' . $key, \OCP\Util::DEBUG);
return \OC_Cache::get(self::THUMBNAIL_PREFIX . $key);
}
public function __set($key, $value) {
parent::__set($key, $value);
$this->setSaved(false);
}
public function __unset($key) {
parent::__unset($key);
$this->setSaved(false);
}
protected function setRetrieved($state) {
$this->props['retrieved'] = $state;
}
protected function isRetrieved() {
return $this->props['retrieved'];
}
protected function setSaved($state) {
$this->props['saved'] = $state;
}
protected function isSaved() {
return $this->props['saved'];
}
}
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