Jakob Sack
14 years ago
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2a84f7f07c
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<?php |
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/** |
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* ownCloud - Addressbook |
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* |
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* @author Jakob Sack |
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* @copyright 2011 Jakob Sack mail@jakobsack.de |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE |
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* License as published by the Free Software Foundation; either |
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* version 3 of the License, or any later version. |
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* |
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* This library 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 |
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* License along with this library. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*/ |
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/* |
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* |
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* The following SQL statement is just a help for developers and will not be |
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* executed! |
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* |
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* CREATE TABLE contacts_cards ( |
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* id INT(11) UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT, |
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* addressbookid INT(11) UNSIGNED NOT NULL, |
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* fullname VARCHAR(255), |
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* carddata TEXT, |
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* uri VARCHAR(100), |
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* lastmodified INT(11) UNSIGNED |
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* ); |
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*/ |
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|
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/** |
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* This class manages our vCards |
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*/ |
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class OC_Contacts_VCard{ |
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/** |
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* @brief Returns all cards of an address book |
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* @param integer $id |
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* @return array |
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* |
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* The cards are associative arrays. You'll find the original vCard in |
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* ['carddata'] |
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*/ |
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public static function all($id){ |
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$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE addressbookid = ?' ); |
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$result = $stmt->execute(array($id)); |
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|
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$addressbooks = array(); |
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while( $row = $result->fetchRow()){ |
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$addressbooks[] = $row; |
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} |
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|
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return $addressbooks; |
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} |
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|
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/** |
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* @brief Returns a card |
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* @param integer $id |
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* @return associative array |
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*/ |
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public static function find($id){ |
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$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE id = ?' ); |
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$result = $stmt->execute(array($id)); |
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|
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return $result->fetchRow(); |
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} |
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|
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/** |
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* @brief finds a card by its DAV Data |
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* @param integer $aid Addressbook id |
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* @param string $uri the uri ('filename') |
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* @return associative array |
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*/ |
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public static function findWhereDAVDataIs($aid,$uri){ |
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$stmt = OC_DB::prepare( 'SELECT * FROM *PREFIX*contacts_cards WHERE addressbookid = ? AND uri = ?' ); |
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$result = $stmt->execute(array($aid,$uri)); |
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|
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return $result->fetchRow(); |
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} |
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|
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/** |
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* @brief Adds a card |
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* @param integer $id Addressbook id |
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* @param string $data vCard file |
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* @return insertid |
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*/ |
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public static function add($id,$data){ |
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$fn = null; |
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$uri = null; |
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|
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$card = self::parse($data); |
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if(!is_null($card)){ |
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foreach($card->children as $property){ |
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if($property->name == 'FN'){ |
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$fn = $property->value; |
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} |
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elseif(is_null($uri) && $property->name == 'UID' ){ |
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$uri = $property->value.'.vcf'; |
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} |
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} |
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if(is_null($uri)){ |
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$uid = self::createUID(); |
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$uri = $uid.'.vcf'; |
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$card->add(new Sabre_VObject_Property('UID',$uid)); |
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$data = $card->serialize(); |
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}; |
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} |
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else{ |
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// that's hard. Creating a UID and not saving it |
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$uid = self::createUID(); |
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$uri = $uid.'.vcf'; |
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}; |
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|
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$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*contacts_cards (addressbookid,fullname,carddata,uri,lastmodified) VALUES(?,?,?,?,?)' ); |
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$result = $stmt->execute(array($id,$fn,$data,$uri,time())); |
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|
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OC_Contacts_Addressbook::touch($id); |
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|
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return OC_DB::insertid(); |
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} |
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|
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/** |
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* @brief Adds a card with the data provided by sabredav |
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* @param integer $id Addressbook id |
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* @param string $uri the uri the card will have |
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* @param string $data vCard file |
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* @return insertid |
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*/ |
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public static function addFromDAVData($id,$uri,$data){ |
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$fn = null; |
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$card = self::parse($data); |
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if(!is_null($card)){ |
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foreach($card->children as $property){ |
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if($property->name == 'FN'){ |
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$fn = $property->value; |
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} |
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} |
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} |
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|
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$stmt = OC_DB::prepare( 'INSERT INTO *PREFIX*contacts_cards (addressbookid,fullname,carddata,uri,lastmodified) VALUES(?,?,?,?,?)' ); |
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$result = $stmt->execute(array($id,$fn,$data,$uri,time())); |
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|
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OC_Contacts_Addressbook::touch($id); |
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|
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return OC_DB::insertid(); |
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} |
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|
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/** |
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* @brief edits a card |
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* @param integer $id id of card |
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* @param string $data vCard file |
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* @return boolean |
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*/ |
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public static function edit($id, $data){ |
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$oldcard = self::find($id); |
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$fn = null; |
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|
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$card = self::parse($data); |
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if(!is_null($card)){ |
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foreach($card->children as $property){ |
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if($property->name == 'FN'){ |
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$fn = $property->value; |
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} |
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} |
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} |
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|
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$stmt = OC_DB::prepare( 'UPDATE *PREFIX*contacts_cards SET fullname = ?,carddata = ?, lastmodified = ? WHERE id = ?' ); |
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$result = $stmt->execute(array($fn,$data,time(),$id)); |
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|
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OC_Contacts_Addressbook::touch($oldcard['addressbookid']); |
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return true; |
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} |
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|
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/** |
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* @brief edits a card with the data provided by sabredav |
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* @param integer $id Addressbook id |
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* @param string $uri the uri of the card |
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* @param string $data vCard file |
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* @return boolean |
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*/ |
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public static function editFromDAVData($aid,$uri,$data){ |
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$oldcard = self::findWhereDAVDataIs($aid,$uri); |
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|
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$fn = null; |
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$card = self::parse($data); |
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if(!is_null($card)){ |
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foreach($card->children as $property){ |
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if($property->name == 'FN'){ |
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$fn = $property->value; |
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} |
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} |
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} |
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|
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$stmt = OC_DB::prepare( 'UPDATE *PREFIX*contacts_cards SET fullname = ?,carddata = ?, lastmodified = ? WHERE id = ?' ); |
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$result = $stmt->execute(array($fn,$data,time(),$oldcard['id'])); |
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|
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OC_Contacts_Addressbook::touch($oldcard['addressbookid']); |
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return true; |
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} |
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|
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/** |
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* @brief deletes a card |
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* @param integer $id id of card |
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* @return boolean |
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*/ |
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public static function delete($id){ |
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$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*contacts_cards WHERE id = ?' ); |
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$stmt->execute(array($id)); |
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return true; |
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} |
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|
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/** |
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* @brief Creates a UID |
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* @return string |
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*/ |
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public static function createUID(){ |
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return substr(md5(rand().time()),0,10); |
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} |
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|
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/** |
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* @brief deletes a card with the data provided by sabredav |
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* @param integer $aid Addressbook id |
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* @param string $uri the uri of the card |
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* @return boolean |
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*/ |
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public static function deleteCardFromDAVData($aid,$uri){ |
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$stmt = OC_DB::prepare( 'DELETE FROM *PREFIX*contacts_cards WHERE addressbookid = ? AND uri=?' ); |
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$stmt->execute(array($aid,$uri)); |
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return true; |
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} |
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|
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/** |
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* @brief Escapes semicolons |
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* @param string $value |
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* @return string |
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*/ |
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public static function escapeSemicolons($value){ |
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foreach($value as &$i ){ |
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$i = implode("\\\\;", explode(';', $i)); |
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} unset($i); |
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return implode(';',$value); |
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} |
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|
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/** |
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* @brief Creates an array out of a multivalue property |
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* @param string $value |
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* @return array |
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*/ |
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public static function unescapeSemicolons($value){ |
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$array = explode(';',$value); |
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for($i=0;$i<count($array);$i++){ |
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if(substr($array[$i],-2,2)=="\\\\"){ |
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if(isset($array[$i+1])){ |
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$array[$i] = substr($array[$i],0,count($array[$i])-2).';'.$array[$i+1]; |
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unset($array[$i+1]); |
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} |
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else{ |
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$array[$i] = substr($array[$i],0,count($array[$i])-2).';'; |
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} |
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$i = $i - 1; |
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} |
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} |
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return $array; |
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} |
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|
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/** |
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* @brief Data structure of vCard |
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* @param object $property |
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* @return associative array |
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* |
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* look at code ... |
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*/ |
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public static function structureContact($object){ |
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$details = array(); |
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foreach($object->children as $property){ |
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$temp = self::structureProperty($property); |
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if(array_key_exists($property->name,$details)){ |
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$details[$property->name][] = $temp; |
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} |
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else{ |
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$details[$property->name] = array($temp); |
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} |
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} |
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return $details; |
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} |
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|
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/** |
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* @brief Data structure of properties |
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* @param object $property |
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* @return associative array |
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* |
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* returns an associative array with |
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* ['name'] name of property |
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* ['value'] htmlspecialchars escaped value of property |
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* ['parameters'] associative array name=>value |
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* ['checksum'] checksum of whole property |
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*/ |
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public static function structureProperty($property){ |
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$value = $property->value; |
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$value = htmlspecialchars($value); |
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if($property->name == 'ADR' || $property->name == 'N'){ |
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$value = self::unescapeSemicolons($value); |
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} |
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$temp = array( |
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'name' => $property->name, |
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'value' => $value, |
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'parameters' => array(), |
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'checksum' => md5($property->serialize())); |
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foreach($property->parameters as $parameter){ |
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// Faulty entries by kaddressbook |
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if($parameter->name == 'TYPE' && $parameter->value == 'PREF'){ |
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$parameter->name = 'PREF'; |
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$parameter->value = '1'; |
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} |
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$temp['parameters'][$parameter->name] = $parameter->value; |
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} |
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return $temp; |
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} |
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|
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/** |
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* @brief Parses a vcard file |
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* @param string vCard |
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* @return Sabre_VObject or null |
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* |
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* Will retun the vobject if sabre DAV is able to parse the file. |
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*/ |
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public static function parse($data){ |
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try { |
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$card = Sabre_VObject_Reader::read($data); |
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return $card; |
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} catch (Exception $e) { |
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return null; |
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} |
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} |
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} |
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