mirror of
https://git.friendi.ca/friendica/friendica-addons.git
synced 2024-11-30 03:33:20 +00:00
330 lines
11 KiB
PHP
330 lines
11 KiB
PHP
<?php
|
|
|
|
/**
|
|
* PDO CardDAV backend
|
|
*
|
|
* This CardDAV backend uses PDO to store addressbooks
|
|
*
|
|
* @package Sabre
|
|
* @subpackage CardDAV
|
|
* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
|
|
* @author Evert Pot (http://www.rooftopsolutions.nl/)
|
|
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
|
|
*/
|
|
class Sabre_CardDAV_Backend_PDO extends Sabre_CardDAV_Backend_Abstract {
|
|
|
|
/**
|
|
* PDO connection
|
|
*
|
|
* @var PDO
|
|
*/
|
|
protected $pdo;
|
|
|
|
/**
|
|
* The PDO table name used to store addressbooks
|
|
*/
|
|
protected $addressBooksTableName;
|
|
|
|
/**
|
|
* The PDO table name used to store cards
|
|
*/
|
|
protected $cardsTableName;
|
|
|
|
/**
|
|
* Sets up the object
|
|
*
|
|
* @param PDO $pdo
|
|
* @param string $addressBooksTableName
|
|
* @param string $cardsTableName
|
|
*/
|
|
public function __construct(PDO $pdo, $addressBooksTableName = 'addressbooks', $cardsTableName = 'cards') {
|
|
|
|
$this->pdo = $pdo;
|
|
$this->addressBooksTableName = $addressBooksTableName;
|
|
$this->cardsTableName = $cardsTableName;
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns the list of addressbooks for a specific user.
|
|
*
|
|
* @param string $principalUri
|
|
* @return array
|
|
*/
|
|
public function getAddressBooksForUser($principalUri) {
|
|
|
|
$stmt = $this->pdo->prepare('SELECT id, uri, displayname, principaluri, description, ctag FROM '.$this->addressBooksTableName.' WHERE principaluri = ?');
|
|
$stmt->execute(array($principalUri));
|
|
|
|
$addressBooks = array();
|
|
|
|
foreach($stmt->fetchAll() as $row) {
|
|
|
|
$addressBooks[] = array(
|
|
'id' => $row['id'],
|
|
'uri' => $row['uri'],
|
|
'principaluri' => $row['principaluri'],
|
|
'{DAV:}displayname' => $row['displayname'],
|
|
'{' . Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' => $row['description'],
|
|
'{http://calendarserver.org/ns/}getctag' => $row['ctag'],
|
|
'{' . Sabre_CardDAV_Plugin::NS_CARDDAV . '}supported-address-data' =>
|
|
new Sabre_CardDAV_Property_SupportedAddressData(),
|
|
);
|
|
|
|
}
|
|
|
|
return $addressBooks;
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Updates an addressbook's properties
|
|
*
|
|
* See Sabre_DAV_IProperties for a description of the mutations array, as
|
|
* well as the return value.
|
|
*
|
|
* @param mixed $addressBookId
|
|
* @param array $mutations
|
|
* @see Sabre_DAV_IProperties::updateProperties
|
|
* @return bool|array
|
|
*/
|
|
public function updateAddressBook($addressBookId, array $mutations) {
|
|
|
|
$updates = array();
|
|
|
|
foreach($mutations as $property=>$newValue) {
|
|
|
|
switch($property) {
|
|
case '{DAV:}displayname' :
|
|
$updates['displayname'] = $newValue;
|
|
break;
|
|
case '{' . Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' :
|
|
$updates['description'] = $newValue;
|
|
break;
|
|
default :
|
|
// If any unsupported values were being updated, we must
|
|
// let the entire request fail.
|
|
return false;
|
|
}
|
|
|
|
}
|
|
|
|
// No values are being updated?
|
|
if (!$updates) {
|
|
return false;
|
|
}
|
|
|
|
$query = 'UPDATE ' . $this->addressBooksTableName . ' SET ctag = ctag + 1 ';
|
|
foreach($updates as $key=>$value) {
|
|
$query.=', `' . $key . '` = :' . $key . ' ';
|
|
}
|
|
$query.=' WHERE id = :addressbookid';
|
|
|
|
$stmt = $this->pdo->prepare($query);
|
|
$updates['addressbookid'] = $addressBookId;
|
|
|
|
$stmt->execute($updates);
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
/**
|
|
* Creates a new address book
|
|
*
|
|
* @param string $principalUri
|
|
* @param string $url Just the 'basename' of the url.
|
|
* @param array $properties
|
|
* @return void
|
|
*/
|
|
public function createAddressBook($principalUri, $url, array $properties) {
|
|
|
|
$values = array(
|
|
'displayname' => null,
|
|
'description' => null,
|
|
'principaluri' => $principalUri,
|
|
'uri' => $url,
|
|
);
|
|
|
|
foreach($properties as $property=>$newValue) {
|
|
|
|
switch($property) {
|
|
case '{DAV:}displayname' :
|
|
$values['displayname'] = $newValue;
|
|
break;
|
|
case '{' . Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' :
|
|
$values['description'] = $newValue;
|
|
break;
|
|
default :
|
|
throw new Sabre_DAV_Exception_BadRequest('Unknown property: ' . $property);
|
|
}
|
|
|
|
}
|
|
|
|
$query = 'INSERT INTO ' . $this->addressBooksTableName . ' (uri, displayname, description, principaluri, ctag) VALUES (:uri, :displayname, :description, :principaluri, 1)';
|
|
$stmt = $this->pdo->prepare($query);
|
|
$stmt->execute($values);
|
|
|
|
}
|
|
|
|
/**
|
|
* Deletes an entire addressbook and all its contents
|
|
*
|
|
* @param int $addressBookId
|
|
* @return void
|
|
*/
|
|
public function deleteAddressBook($addressBookId) {
|
|
|
|
$stmt = $this->pdo->prepare('DELETE FROM ' . $this->cardsTableName . ' WHERE addressbookid = ?');
|
|
$stmt->execute(array($addressBookId));
|
|
|
|
$stmt = $this->pdo->prepare('DELETE FROM ' . $this->addressBooksTableName . ' WHERE id = ?');
|
|
$stmt->execute(array($addressBookId));
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns all cards for a specific addressbook id.
|
|
*
|
|
* This method should return the following properties for each card:
|
|
* * carddata - raw vcard data
|
|
* * uri - Some unique url
|
|
* * lastmodified - A unix timestamp
|
|
*
|
|
* It's recommended to also return the following properties:
|
|
* * etag - A unique etag. This must change every time the card changes.
|
|
* * size - The size of the card in bytes.
|
|
*
|
|
* If these last two properties are provided, less time will be spent
|
|
* calculating them. If they are specified, you can also ommit carddata.
|
|
* This may speed up certain requests, especially with large cards.
|
|
*
|
|
* @param mixed $addressbookId
|
|
* @return array
|
|
*/
|
|
public function getCards($addressbookId) {
|
|
|
|
$stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM ' . $this->cardsTableName . ' WHERE addressbookid = ?');
|
|
$stmt->execute(array($addressbookId));
|
|
|
|
return $stmt->fetchAll(PDO::FETCH_ASSOC);
|
|
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns a specfic card.
|
|
*
|
|
* The same set of properties must be returned as with getCards. The only
|
|
* exception is that 'carddata' is absolutely required.
|
|
*
|
|
* @param mixed $addressBookId
|
|
* @param string $cardUri
|
|
* @return array
|
|
*/
|
|
public function getCard($addressBookId, $cardUri) {
|
|
|
|
$stmt = $this->pdo->prepare('SELECT id, carddata, uri, lastmodified FROM ' . $this->cardsTableName . ' WHERE addressbookid = ? AND uri = ? LIMIT 1');
|
|
$stmt->execute(array($addressBookId, $cardUri));
|
|
|
|
$result = $stmt->fetchAll(PDO::FETCH_ASSOC);
|
|
|
|
return (count($result)>0?$result[0]:false);
|
|
|
|
}
|
|
|
|
/**
|
|
* Creates a new card.
|
|
*
|
|
* The addressbook id will be passed as the first argument. This is the
|
|
* same id as it is returned from the getAddressbooksForUser method.
|
|
*
|
|
* The cardUri is a base uri, and doesn't include the full path. The
|
|
* cardData argument is the vcard body, and is passed as a string.
|
|
*
|
|
* It is possible to return an ETag from this method. This ETag is for the
|
|
* newly created resource, and must be enclosed with double quotes (that
|
|
* is, the string itself must contain the double quotes).
|
|
*
|
|
* You should only return the ETag if you store the carddata as-is. If a
|
|
* subsequent GET request on the same card does not have the same body,
|
|
* byte-by-byte and you did return an ETag here, clients tend to get
|
|
* confused.
|
|
*
|
|
* If you don't return an ETag, you can just return null.
|
|
*
|
|
* @param mixed $addressBookId
|
|
* @param string $cardUri
|
|
* @param string $cardData
|
|
* @return string|null
|
|
*/
|
|
public function createCard($addressBookId, $cardUri, $cardData) {
|
|
|
|
$stmt = $this->pdo->prepare('INSERT INTO ' . $this->cardsTableName . ' (carddata, uri, lastmodified, addressbookid) VALUES (?, ?, ?, ?)');
|
|
|
|
$result = $stmt->execute(array($cardData, $cardUri, time(), $addressBookId));
|
|
|
|
$stmt2 = $this->pdo->prepare('UPDATE ' . $this->addressBooksTableName . ' SET ctag = ctag + 1 WHERE id = ?');
|
|
$stmt2->execute(array($addressBookId));
|
|
|
|
return '"' . md5($cardData) . '"';
|
|
|
|
}
|
|
|
|
/**
|
|
* Updates a card.
|
|
*
|
|
* The addressbook id will be passed as the first argument. This is the
|
|
* same id as it is returned from the getAddressbooksForUser method.
|
|
*
|
|
* The cardUri is a base uri, and doesn't include the full path. The
|
|
* cardData argument is the vcard body, and is passed as a string.
|
|
*
|
|
* It is possible to return an ETag from this method. This ETag should
|
|
* match that of the updated resource, and must be enclosed with double
|
|
* quotes (that is: the string itself must contain the actual quotes).
|
|
*
|
|
* You should only return the ETag if you store the carddata as-is. If a
|
|
* subsequent GET request on the same card does not have the same body,
|
|
* byte-by-byte and you did return an ETag here, clients tend to get
|
|
* confused.
|
|
*
|
|
* If you don't return an ETag, you can just return null.
|
|
*
|
|
* @param mixed $addressBookId
|
|
* @param string $cardUri
|
|
* @param string $cardData
|
|
* @return string|null
|
|
*/
|
|
public function updateCard($addressBookId, $cardUri, $cardData) {
|
|
|
|
$stmt = $this->pdo->prepare('UPDATE ' . $this->cardsTableName . ' SET carddata = ?, lastmodified = ? WHERE uri = ? AND addressbookid =?');
|
|
$stmt->execute(array($cardData, time(), $cardUri, $addressBookId));
|
|
|
|
$stmt2 = $this->pdo->prepare('UPDATE ' . $this->addressBooksTableName . ' SET ctag = ctag + 1 WHERE id = ?');
|
|
$stmt2->execute(array($addressBookId));
|
|
|
|
return '"' . md5($cardData) . '"';
|
|
|
|
}
|
|
|
|
/**
|
|
* Deletes a card
|
|
*
|
|
* @param mixed $addressBookId
|
|
* @param string $cardUri
|
|
* @return bool
|
|
*/
|
|
public function deleteCard($addressBookId, $cardUri) {
|
|
|
|
$stmt = $this->pdo->prepare('DELETE FROM ' . $this->cardsTableName . ' WHERE addressbookid = ? AND uri = ?');
|
|
$stmt->execute(array($addressBookId, $cardUri));
|
|
|
|
$stmt2 = $this->pdo->prepare('UPDATE ' . $this->addressBooksTableName . ' SET ctag = ctag + 1 WHERE id = ?');
|
|
$stmt2->execute(array($addressBookId));
|
|
|
|
return $stmt->rowCount()===1;
|
|
|
|
}
|
|
}
|