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authorcweiske <cweiske@b3834d28-1941-0410-a4f8-b48e95affb8f>2009-10-03 14:00:33 +0000
committercweiske <cweiske@b3834d28-1941-0410-a4f8-b48e95affb8f>2009-10-03 14:00:33 +0000
commit29422fa55379aa61a61019b832c83dab6d450264 (patch)
treee5884ce6fed2cf1d02165a1b5667b99cd80262e5 /src/SemanticScuttle/Service
parentb8b1d06b2d899658fae64d0de506439ca0ea067c (diff)
downloadsemanticscuttle-29422fa55379aa61a61019b832c83dab6d450264.tar.gz
semanticscuttle-29422fa55379aa61a61019b832c83dab6d450264.tar.bz2
move files to new locations
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@386 b3834d28-1941-0410-a4f8-b48e95affb8f
Diffstat (limited to 'src/SemanticScuttle/Service')
-rw-r--r--src/SemanticScuttle/Service/bookmark2tagservice.php478
-rw-r--r--src/SemanticScuttle/Service/bookmarkservice.php552
-rw-r--r--src/SemanticScuttle/Service/cacheservice.php38
-rw-r--r--src/SemanticScuttle/Service/commondescriptionservice.php167
-rw-r--r--src/SemanticScuttle/Service/searchhistoryservice.php124
-rw-r--r--src/SemanticScuttle/Service/servicefactory.php38
-rw-r--r--src/SemanticScuttle/Service/tag2tagservice.php377
-rw-r--r--src/SemanticScuttle/Service/tagcacheservice.php349
-rw-r--r--src/SemanticScuttle/Service/tagservice.php123
-rw-r--r--src/SemanticScuttle/Service/tagstatservice.php193
-rw-r--r--src/SemanticScuttle/Service/templateservice.php46
-rw-r--r--src/SemanticScuttle/Service/userservice.php665
12 files changed, 3150 insertions, 0 deletions
diff --git a/src/SemanticScuttle/Service/bookmark2tagservice.php b/src/SemanticScuttle/Service/bookmark2tagservice.php
new file mode 100644
index 0000000..918fb5b
--- /dev/null
+++ b/src/SemanticScuttle/Service/bookmark2tagservice.php
@@ -0,0 +1,478 @@
+<?php
+class Bookmark2TagService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new Bookmark2TagService($db);
+ return $instance;
+ }
+
+ function Bookmark2TagService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'bookmarks2tags';
+ }
+
+ function isNotSystemTag($var) {
+ if (utf8_substr($var, 0, 7) == 'system:')
+ return false;
+ else
+ return true;
+ }
+
+ function attachTags($bookmarkid, $tags, $fromApi = false, $extension = NULL, $replace = true, $fromImport = false) {
+ // Make sure that categories is an array of trimmed strings, and that if the categories are
+ // coming in from an API call to add a bookmark, that underscores are converted into strings.
+
+ if (!is_array($tags)) {
+ $tags = trim($tags);
+ if ($tags != '') {
+ if (substr($tags, -1) == ',') {
+ $tags = substr($tags, 0, -1);
+ }
+ if ($fromApi) {
+ $tags = explode(' ', $tags);
+ } else {
+ $tags = explode(',', $tags);
+ }
+ } else {
+ $tags = null;
+ }
+ }
+
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tags = $tagservice->normalize($tags);
+
+
+ $tags_count = is_array($tags)?count($tags):0;
+
+ for ($i = 0; $i < $tags_count; $i++) {
+ $tags[$i] = trim(strtolower($tags[$i]));
+ if ($fromApi) {
+ include_once(dirname(__FILE__) .'/../functions.inc.php');
+ $tags[$i] = convertTag($tags[$i], 'in');
+ }
+ }
+
+ if ($tags_count > 0) {
+ // Remove system tags
+ $tags = array_filter($tags, array($this, "isNotSystemTag"));
+
+ // Eliminate any duplicate categories
+ $temp = array_unique($tags);
+ $tags = array_values($temp);
+ } else {
+ // Unfiled
+ $tags[] = 'system:unfiled';
+ }
+
+ // Media and file types
+ if (!is_null($extension)) {
+ include_once(dirname(__FILE__) .'/../functions.inc.php');
+
+ if ($keys = multi_array_search($extension, $GLOBALS['filetypes'])) {
+ $tags[] = 'system:filetype:'. $extension;
+ $tags[] = 'system:media:'. array_shift($keys);
+ }
+ }
+
+ // Imported
+ if ($fromImport) {
+ $tags[] = 'system:imported';
+ }
+
+ $this->db->sql_transaction('begin');
+
+ if ($replace) {
+ if (!$this->deleteTagsForBookmark($bookmarkid)){
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not attach tags (deleting old ones failed)', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ }
+
+ $bs =& ServiceFactory::getServiceInstance('BookmarkService');
+ $tts =& ServiceFactory::getServiceInstance('Tag2TagService');
+
+ // Create links between tags
+ foreach($tags as $key => $tag) {
+ if(strpos($tag, '=')) {
+ // case "="
+ $pieces = explode('=', $tag);
+ $nbPieces = count($pieces);
+ if($nbPieces > 1) {
+ for($i = 0; $i < $nbPieces-1; $i++) {
+ $bookmark = $bs->getBookmark($bookmarkid);
+ $uId = $bookmark['uId'];
+ $tts->addLinkedTags($pieces[$i], $pieces[$i+1], '=', $uId);
+ }
+ $tags[$key] = $pieces[0]; // Attach just the last tag to the bookmark
+ }
+ } else {
+ // case ">"
+ $pieces = explode('>', $tag);
+ $nbPieces = count($pieces);
+ if($nbPieces > 1) {
+ for($i = 0; $i < $nbPieces-1; $i++) {
+ $bookmark = $bs->getBookmark($bookmarkid);
+ $uId = $bookmark['uId'];
+ $tts->addLinkedTags($pieces[$i], $pieces[$i+1], '>', $uId);
+ }
+ $tags[$key] = $pieces[$nbPieces-1]; // Attach just the last tag to the bookmark
+ }
+ }
+
+
+ }
+
+ // Add the categories to the DB.
+ for ($i = 0; $i < count($tags); $i++) {
+ if ($tags[$i] != '') {
+ $values = array(
+ 'bId' => intval($bookmarkid),
+ 'tag' => $tags[$i]
+ );
+
+ if (!$this->hasTag($bookmarkid, $tags[$i])) {
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ if (!($dbresult =& $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not attach tags', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ }
+ }
+ }
+ $this->db->sql_transaction('commit');
+ return true;
+ }
+
+ function deleteTag($uId, $tag) {
+ $bs =& ServiceFactory::getServiceInstance('BookmarkService');
+
+ $query = 'DELETE FROM '. $this->getTableName();
+ $query.= ' USING '. $this->getTableName() .', '. $bs->getTableName();
+ $query.= ' WHERE '. $this->getTableName() .'.bId = '. $bs->getTableName() .'.bId';
+ $query.= ' AND '. $bs->getTableName() .'.uId = '. $uId;
+ $query.= ' AND '. $this->getTableName() .'.tag = "'. $this->db->sql_escape($tag) .'"';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function deleteTagsForBookmark($bookmarkid) {
+ if (!is_int($bookmarkid)) {
+ message_die(GENERAL_ERROR, 'Could not delete tags (invalid bookmarkid)', '', __LINE__, __FILE__, $query);
+ return false;
+ }
+
+ $query = 'DELETE FROM '. $this->getTableName() .' WHERE bId = '. intval($bookmarkid);
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ /* Allow deletion in admin page */
+ function deleteTagsForUser($uId) {
+ $qmask = 'DELETE FROM %s USING %s, %s WHERE %s.bId = %s.bId AND %s.uId = %d';
+ $query = sprintf($qmask,
+ $this->getTableName(),
+ $this->getTableName(),
+ $GLOBALS['tableprefix'].'bookmarks',
+ $this->getTableName(),
+ $GLOBALS['tableprefix'].'bookmarks',
+ $GLOBALS['tableprefix'].'bookmarks',
+ $uId);
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function &getTagsForBookmark($bookmarkid) {
+ if (!is_numeric($bookmarkid)) {
+ message_die(GENERAL_ERROR, 'Could not get tags (invalid bookmarkid)', '', __LINE__, __FILE__, $query);
+ return false;
+ }
+
+ $query = 'SELECT tag FROM '. $this->getTableName() .' WHERE bId = '. intval($bookmarkid) .' AND LEFT(tag, 7) <> "system:" ORDER BY id ASC';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $tags = array();
+ while ($row =& $this->db->sql_fetchrow($dbresult)) {
+ $tags[] = $row['tag'];
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $tags;
+ }
+
+ function &getTags($userid = NULL) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $logged_on_user = $userservice->getCurrentUserId();
+
+ $query = 'SELECT T.tag, COUNT(B.bId) AS bCount FROM '. $GLOBALS['tableprefix'] .'bookmarks AS B INNER JOIN '. $userservice->getTableName() .' AS U ON B.uId = U.'. $userservice->getFieldName('primary') .' INNER JOIN '. $GLOBALS['tableprefix'] .'bookmarks2tags AS T ON B.bId = T.bId';
+
+ $conditions = array();
+ if (!is_null($userid)) {
+ $conditions['U.'. $userservice->getFieldName('primary')] = intval($userid);
+ if ($logged_on_user != $userid)
+ $conditions['B.bStatus'] = 0;
+ } else {
+ $conditions['B.bStatus'] = 0;
+ }
+
+ $query .= ' WHERE '. $this->db->sql_build_array('SELECT', $conditions) .' AND LEFT(T.tag, 7) <> "system:" GROUP BY T.tag ORDER BY bCount DESC, tag';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+
+ // Returns the tags related to the specified tags; i.e. attached to the same bookmarks
+ function &getRelatedTags($tags, $for_user = NULL, $logged_on_user = NULL, $limit = 10) {
+ $conditions = array();
+ // Only count the tags that are visible to the current user.
+ if ($for_user != $logged_on_user || is_null($for_user))
+ $conditions['B.bStatus'] = 0;
+
+ if (!is_null($for_user))
+ $conditions['B.uId'] = $for_user;
+
+ // Set up the tags, if need be.
+ if (is_numeric($tags))
+ $tags = NULL;
+ if (!is_array($tags) and !is_null($tags))
+ $tags = explode('+', trim($tags));
+
+ $tagcount = count($tags);
+ for ($i = 0; $i < $tagcount; $i++) {
+ $tags[$i] = trim($tags[$i]);
+ }
+
+ // Set up the SQL query.
+ $query_1 = 'SELECT DISTINCTROW T0.tag, COUNT(B.bId) AS bCount FROM '. $GLOBALS['tableprefix'] .'bookmarks AS B, '. $this->getTableName() .' AS T0';
+ $query_2 = '';
+ $query_3 = ' WHERE B.bId = T0.bId ';
+ if (count($conditions) > 0)
+ $query_4 = ' AND '. $this->db->sql_build_array('SELECT', $conditions);
+ else
+ $query_4 = '';
+ // Handle the parts of the query that depend on any tags that are present.
+ for ($i = 1; $i <= $tagcount; $i++) {
+ $query_2 .= ', '. $this->getTableName() .' AS T'. $i;
+ $query_4 .= ' AND T'. $i .'.bId = B.bId AND T'. $i .'.tag = "'. $this->db->sql_escape($tags[$i - 1]) .'" AND T0.tag <> "'. $this->db->sql_escape($tags[$i - 1]) .'"';
+ }
+ $query_5 = ' AND LEFT(T0.tag, 7) <> "system:" GROUP BY T0.tag ORDER BY bCount DESC, T0.tag';
+ $query = $query_1 . $query_2 . $query_3 . $query_4 . $query_5;
+
+ if (! ($dbresult =& $this->db->sql_query_limit($query, $limit)) ){
+ message_die(GENERAL_ERROR, 'Could not get related tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ // Returns the most popular tags used for a particular bookmark hash
+ function &getRelatedTagsByHash($hash, $limit = 20) {
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $sId = $userservice->getCurrentUserId();
+ // Logged in
+ if ($userservice->isLoggedOn()) {
+ $arrWatch = $userservice->getWatchList($sId);
+ // From public bookmarks or user's own
+ $privacy = ' AND ((B.bStatus = 0) OR (B.uId = '. $sId .')';
+ // From shared bookmarks in watchlist
+ foreach ($arrWatch as $w) {
+ $privacy .= ' OR (B.uId = '. $w .' AND B.bStatus = 1)';
+ }
+ $privacy .= ') ';
+ // Not logged in
+ } else {
+ $privacy = ' AND B.bStatus = 0 ';
+ }
+
+ $query = 'SELECT T.tag, COUNT(T.tag) AS bCount FROM '.$GLOBALS['tableprefix'].'bookmarks AS B LEFT JOIN '.$GLOBALS['tableprefix'].'bookmarks2tags AS T ON B.bId = T.bId WHERE B.bHash = "'. $hash .'" '. $privacy .'AND LEFT(T.tag, 7) <> "system:" GROUP BY T.tag ORDER BY bCount DESC';
+
+ if (!($dbresult =& $this->db->sql_query_limit($query, $limit))) {
+ message_die(GENERAL_ERROR, 'Could not get related tags for this hash', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function &getAdminTags($limit = 30, $logged_on_user = NULL, $days = NULL) {
+ // look for admin ids
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $adminIds = $userservice->getAdminIds();
+
+ // ask for their tags
+ return $this->getPopularTags($adminIds, $limit, $logged_on_user, $days);
+ }
+
+ function &getContactTags($user, $limit = 30, $logged_on_user = NULL, $days = NULL) {
+ // look for contact ids
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $contacts = $userservice->getWatchlist($user);
+
+ // add the user (to show him/her also his/her tags)
+ if(!is_null($logged_on_user)) {
+ $contacts[] = $logged_on_user;
+ }
+
+ // ask for their tags
+ return $this->getPopularTags($contacts, $limit, $logged_on_user, $days);
+ }
+
+ // $users can be {NULL, an id, an array of id}
+ function &getPopularTags($user = NULL, $limit = 30, $logged_on_user = NULL, $days = NULL) {
+ // Only count the tags that are visible to the current user.
+ if (($user != $logged_on_user) || is_null($user) || ($user === false))
+ $privacy = ' AND B.bStatus = 0';
+ else
+ $privacy = '';
+
+ if (is_null($days) || !is_int($days))
+ $span = '';
+ else
+ $span = ' AND B.bDatetime > "'. date('Y-m-d H:i:s', time() - (86400 * $days)) .'"';
+
+ $query = 'SELECT T.tag, COUNT(T.bId) AS bCount FROM '. $this->getTableName() .' AS T, '. $GLOBALS['tableprefix'] .'bookmarks AS B WHERE ';
+ if (is_null($user) || ($user === false)) {
+ $query .= 'B.bId = T.bId AND B.bStatus = 0';
+ } elseif(is_array($user)) {
+ $query .= ' (1 = 0'; //tricks
+ foreach($user as $u) {
+ $query .= ' OR B.uId = '. $this->db->sql_escape($u) .' AND B.bId = T.bId';
+ }
+ $query .= ' )';
+ } else {
+ $query .= 'B.uId = '. $this->db->sql_escape($user) .' AND B.bId = T.bId'. $privacy;
+ }
+ $query .= $span .' AND LEFT(T.tag, 7) <> "system:" GROUP BY T.tag ORDER BY bCount DESC, tag';
+
+ if (!($dbresult =& $this->db->sql_query_limit($query, $limit))) {
+ message_die(GENERAL_ERROR, 'Could not get popular tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function hasTag($bookmarkid, $tag) {
+ $query = 'SELECT COUNT(*) AS tCount FROM '. $this->getTableName() .' WHERE bId = '. intval($bookmarkid) .' AND tag ="'. $this->db->sql_escape($tag) .'"';
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not find tag', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ if ($row['tCount'] > 0) {
+ $output = true;
+ }
+ }
+ $output = false;
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function renameTag($userid, $old, $new, $fromApi = false) {
+ $bookmarkservice =& ServiceFactory::getServiceInstance('BookmarkService');
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+
+ if (is_null($userid) || is_null($old) || is_null($new))
+ return false;
+
+ // Find bookmarks with old tag
+ $bookmarksInfo =& $bookmarkservice->getBookmarks(0, NULL, $userid, $old);
+ $bookmarks =& $bookmarksInfo['bookmarks'];
+
+ // Delete old tag
+ $this->deleteTag($userid, $old);
+
+ // Attach new tags
+ $new = $tagservice->normalize($new);
+
+ foreach(array_keys($bookmarks) as $key) {
+ $row =& $bookmarks[$key];
+ $this->attachTags($row['bId'], $new, $fromApi, NULL, false);
+ }
+
+ return true;
+ }
+
+ function &tagCloud($tags = NULL, $steps = 5, $sizemin = 90, $sizemax = 225, $sortOrder = NULL) {
+
+ if (is_null($tags) || count($tags) < 1) {
+ $output = false;
+ return $output;
+ }
+
+ $min = $tags[count($tags) - 1]['bCount'];
+ $max = $tags[0]['bCount'];
+
+ for ($i = 1; $i <= $steps; $i++) {
+ $delta = ($max - $min) / (2 * $steps - $i);
+ $limit[$i] = $i * $delta + $min;
+ }
+ $sizestep = ($sizemax - $sizemin) / $steps;
+ foreach ($tags as $row) {
+ $next = false;
+ for ($i = 1; $i <= $steps; $i++) {
+ if (!$next && $row['bCount'] <= $limit[$i]) {
+ $size = $sizestep * ($i - 1) + $sizemin;
+ $next = true;
+ }
+ }
+ $tempArray = array('size' => $size .'%');
+ $row = array_merge($row, $tempArray);
+ $output[] = $row;
+ }
+
+ if ($sortOrder == 'alphabet_asc') {
+ usort($output, create_function('$a,$b','return strcasecmp(utf8_deaccent($a["tag"]), utf8_deaccent($b["tag"]));'));
+ }
+
+ return $output;
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/bookmarkservice.php b/src/SemanticScuttle/Service/bookmarkservice.php
new file mode 100644
index 0000000..f119593
--- /dev/null
+++ b/src/SemanticScuttle/Service/bookmarkservice.php
@@ -0,0 +1,552 @@
+<?php
+class BookmarkService {
+ var $db;
+ var $tablename;
+
+ function & getInstance(& $db) {
+ static $instance;
+ if (!isset ($instance))
+ $instance = & new BookmarkService($db);
+ return $instance;
+ }
+
+ function BookmarkService(& $db) {
+ $this->db = & $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'bookmarks';
+ }
+
+ function _getbookmark($fieldname, $value, $all = false) {
+ if (!$all) {
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $sId = $userservice->getCurrentUserId();
+ $range = ' AND uId = '. $sId;
+ } else {
+ $range = '';
+ }
+
+ $query = 'SELECT * FROM '. $this->getTableName() .' WHERE '. $fieldname .' = "'. $this->db->sql_escape($value) .'"'. $range;
+
+ if (!($dbresult = & $this->db->sql_query_limit($query, 1, 0))) {
+ message_die(GENERAL_ERROR, 'Could not get bookmark', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ $output = $row;
+ } else {
+ $output = false;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function & getBookmark($bid, $include_tags = false) {
+ if (!is_numeric($bid))
+ return;
+
+ $sql = 'SELECT * FROM '. $this->getTableName() .' WHERE bId = '. $this->db->sql_escape($bid);
+
+ if (!($dbresult = & $this->db->sql_query($sql)))
+ message_die(GENERAL_ERROR, 'Could not get vars', '', __LINE__, __FILE__, $sql, $this->db);
+
+ if ($row = & $this->db->sql_fetchrow($dbresult)) {
+ if ($include_tags) {
+ $b2tservice = & ServiceFactory :: getServiceInstance('Bookmark2TagService');
+ $row['tags'] = $b2tservice->getTagsForBookmark($bid);
+ }
+ $output = $row;
+ } else {
+ $output = false;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function getBookmarkByAddress($address) {
+ $hash = md5($address);
+ return $this->getBookmarkByHash($hash);
+ }
+
+ function getBookmarkByHash($hash) {
+ return $this->_getbookmark('bHash', $hash, true);
+ }
+
+ /* Counts bookmarks for a user. $range = {'public', 'shared', 'private', 'all'}*/
+ function countBookmarks($uId, $range = 'public') {
+ $sql = 'SELECT COUNT(*) FROM '. $GLOBALS['tableprefix'] .'bookmarks';
+ $sql.= ' WHERE uId = '.$uId;
+ switch ($range) {
+ case 'all':
+ //no constraints
+ break;
+ case 'private':
+ $sql.= ' AND bStatus = 2';
+ break;
+ case 'shared':
+ $sql.= ' AND bStatus = 1';
+ break;
+ case 'public':
+ default:
+ $sql.= ' AND bStatus = 0';
+ break;
+ }
+
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ message_die(GENERAL_ERROR, 'Could not get vars', '', __LINE__, __FILE__, $sql, $this->db);
+ }
+ return $this->db->sql_fetchfield(0, 0);
+ }
+
+ /**
+ * Check if a bookmark may be edited by the current user
+ *
+ * @param integer|array $bookmark Bookmark uId or bookmark array
+ *
+ * @return boolean True if allowed
+ */
+ function editAllowed($bookmark)
+ {
+ if (!is_numeric($bookmark) && (!is_array($bookmark)
+ || !is_numeric($bookmark['bId']))
+ ) {
+ return false;
+ }
+
+ if (!is_array($bookmark)
+ && !($bookmark = $this->getBookmark($bookmark))
+ ) {
+ return false;
+ }
+
+ $userservice = & ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getCurrentUser();
+
+ //user has to be either admin, or owner
+ if ($GLOBALS['adminsCanModifyBookmarksFromOtherUsers']
+ && $userservice->isAdmin($user)
+ ) {
+ return true;
+ } else {
+ return ($bookmark['uId'] == $user['uId']);
+ }
+ }
+
+ function bookmarkExists($address = false, $uid = NULL) {
+ if (!$address) {
+ return;
+ }
+
+ $address = $this->normalize($address);
+
+ $crit = array ('bHash' => md5($address));
+ if (isset ($uid)) {
+ $crit['uId'] = $uid;
+ }
+
+ $sql = 'SELECT COUNT(*) FROM '. $GLOBALS['tableprefix'] .'bookmarks WHERE '. $this->db->sql_build_array('SELECT', $crit);
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ message_die(GENERAL_ERROR, 'Could not get vars', '', __LINE__, __FILE__, $sql, $this->db);
+ }
+ if($this->db->sql_fetchfield(0, 0) > 0) {
+ $output = true;
+ } else {
+ $output = false;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ // Adds a bookmark to the database.
+ // Note that date is expected to be a string that's interpretable by strtotime().
+ function addBookmark($address, $title, $description, $privateNote, $status, $categories, $date = NULL, $fromApi = false, $fromImport = false, $sId = -1) {
+ if($sId == -1) {
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $sId = $userservice->getCurrentUserId();
+ }
+
+ $address = $this->normalize($address);
+
+ // Get the client's IP address and the date; note that the date is in GMT.
+ if (getenv('HTTP_CLIENT_IP'))
+ $ip = getenv('HTTP_CLIENT_IP');
+ else
+ if (getenv('REMOTE_ADDR'))
+ $ip = getenv('REMOTE_ADDR');
+ else
+ $ip = getenv('HTTP_X_FORWARDED_FOR');
+
+ // Note that if date is NULL, then it's added with a date and time of now, and if it's present,
+ // it's expected to be a string that's interpretable by strtotime().
+ if (is_null($date) || $date == '')
+ $time = time();
+ else
+ $time = strtotime($date);
+ $datetime = gmdate('Y-m-d H:i:s', $time);
+
+ // Set up the SQL insert statement and execute it.
+ $values = array('uId' => intval($sId), 'bIp' => $ip, 'bDatetime' => $datetime, 'bModified' => $datetime, 'bTitle' => $title, 'bAddress' => $address, 'bDescription' => $description, 'bPrivateNote' => $privateNote, 'bStatus' => intval($status), 'bHash' => md5($address));
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not insert bookmark', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ // Get the resultant row ID for the bookmark.
+ $bId = $this->db->sql_nextid($dbresult);
+ if (!isset($bId) || !is_int($bId)) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not insert bookmark', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ $uriparts = explode('.', $address);
+ $extension = end($uriparts);
+ unset($uriparts);
+
+ $b2tservice = & ServiceFactory :: getServiceInstance('Bookmark2TagService');
+ if (!$b2tservice->attachTags($bId, $categories, $fromApi, $extension, false, $fromImport)) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not insert bookmark', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+ // Everything worked out, so return the new bookmark's bId.
+ return $bId;
+ }
+
+ function updateBookmark($bId, $address, $title, $description, $privateNote, $status, $categories, $date = NULL, $fromApi = false) {
+ if (!is_numeric($bId))
+ return false;
+
+ // Get the client's IP address and the date; note that the date is in GMT.
+ if (getenv('HTTP_CLIENT_IP'))
+ $ip = getenv('HTTP_CLIENT_IP');
+ else
+ if (getenv('REMOTE_ADDR'))
+ $ip = getenv('REMOTE_ADDR');
+ else
+ $ip = getenv('HTTP_X_FORWARDED_FOR');
+
+ $moddatetime = gmdate('Y-m-d H:i:s', time());
+
+ $address = $this->normalize($address);
+
+ //check if a new address ($address) doesn't already exist for another bookmark from the same user
+ $bookmark = $this->getBookmark($bId);
+ if($bookmark['bAddress'] != $address && $this->bookmarkExists($address, $bookmark['uId'])) {
+ message_die(GENERAL_ERROR, 'Could not update bookmark (URL already existing = '.$address.')', '', __LINE__, __FILE__);
+ return false;
+ }
+
+ // Set up the SQL update statement and execute it.
+ $updates = array('bModified' => $moddatetime, 'bTitle' => $title, 'bAddress' => $address, 'bDescription' => $description, 'bPrivateNote' => $privateNote, 'bStatus' => $status, 'bHash' => md5($address));
+
+ if (!is_null($date)) {
+ $datetime = gmdate('Y-m-d H:i:s', strtotime($date));
+ $updates[] = array('bDateTime' => $datetime);
+ }
+
+ $sql = 'UPDATE '. $GLOBALS['tableprefix'] .'bookmarks SET '. $this->db->sql_build_array('UPDATE', $updates) .' WHERE bId = '. intval($bId);
+ $this->db->sql_transaction('begin');
+
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not update bookmark', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ $uriparts = explode('.', $address);
+ $extension = end($uriparts);
+ unset($uriparts);
+
+ $b2tservice = & ServiceFactory :: getServiceInstance('Bookmark2TagService');
+ if (!$b2tservice->attachTags($bId, $categories, $fromApi, $extension)) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not update bookmark', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ $this->db->sql_transaction('commit');
+ // Everything worked out, so return true.
+ return true;
+ }
+
+ function & getBookmarks($start = 0, $perpage = NULL, $user = NULL, $tags = NULL, $terms = NULL, $sortOrder = NULL, $watched = NULL, $startdate = NULL, $enddate = NULL, $hash = NULL) {
+ // Only get the bookmarks that are visible to the current user. Our rules:
+ // - if the $user is NULL, that means get bookmarks from ALL users, so we need to make
+ // sure to check the logged-in user's watchlist and get the contacts-only bookmarks from
+ // those users. If the user isn't logged-in, just get the public bookmarks.
+ // - if the $user is set and isn't the logged-in user, then get that user's bookmarks, and
+ // if that user is on the logged-in user's watchlist, get the public AND contacts-only
+ // bookmarks; otherwise, just get the public bookmarks.
+ // - if the $user is set and IS the logged-in user, then get all bookmarks.
+
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $b2tservice =& ServiceFactory::getServiceInstance('Bookmark2TagService');
+ $tag2tagservice =& ServiceFactory::getServiceInstance('Tag2TagService');
+ $sId = $userservice->getCurrentUserId();
+
+ if ($userservice->isLoggedOn()) {
+ // All public bookmarks, user's own bookmarks and any shared with user
+ $privacy = ' AND ((B.bStatus = 0) OR (B.uId = '. $sId .')';
+ $watchnames = $userservice->getWatchNames($sId, true);
+ foreach($watchnames as $watchuser) {
+ $privacy .= ' OR (U.username = "'. $watchuser .'" AND B.bStatus = 1)';
+ }
+ $privacy .= ')';
+ } else {
+ // Just public bookmarks
+ $privacy = ' AND B.bStatus = 0';
+ }
+
+ // Set up the tags, if need be.
+ if (!is_array($tags) && !is_null($tags)) {
+ $tags = explode('+', trim($tags));
+ }
+
+ $tagcount = count($tags);
+ for ($i = 0; $i < $tagcount; $i ++) {
+ $tags[$i] = trim($tags[$i]);
+ }
+
+ // Set up the SQL query.
+ $query_1 = 'SELECT DISTINCT ';
+ if (SQL_LAYER == 'mysql4') {
+ $query_1 .= 'SQL_CALC_FOUND_ROWS ';
+ }
+ $query_1 .= 'B.*, U.'. $userservice->getFieldName('username');
+
+ $query_2 = ' FROM '. $userservice->getTableName() .' AS U, '. $this->getTableName() .' AS B';
+
+ $query_3 = ' WHERE B.uId = U.'. $userservice->getFieldName('primary') . $privacy;
+ if (is_null($watched)) {
+ if (!is_null($user)) {
+ $query_3 .= ' AND B.uId = '. $user;
+ }
+ } else {
+ $arrWatch = $userservice->getWatchlist($user);
+ if (count($arrWatch) > 0) {
+ $query_3_1 = '';
+ foreach($arrWatch as $row) {
+ $query_3_1 .= 'B.uId = '. intval($row) .' OR ';
+ }
+ $query_3_1 = substr($query_3_1, 0, -3);
+ } else {
+ $query_3_1 = 'B.uId = -1';
+ }
+ $query_3 .= ' AND ('. $query_3_1 .') AND B.bStatus IN (0, 1)';
+ }
+
+ $query_5 = '';
+ if($hash == null) {
+ $query_5.= ' GROUP BY B.bHash';
+ }
+
+ switch($sortOrder) {
+ case 'date_asc':
+ $query_5.= ' ORDER BY B.bModified ASC ';
+ break;
+ case 'title_desc':
+ $query_5.= ' ORDER BY B.bTitle DESC ';
+ break;
+ case 'title_asc':
+ $query_5.= ' ORDER BY B.bTitle ASC ';
+ break;
+ case 'url_desc':
+ $query_5.= ' ORDER BY B.bAddress DESC ';
+ break;
+ case 'url_asc':
+ $query_5.= ' ORDER BY B.bAddress ASC ';
+ break;
+ default:
+ $query_5.= ' ORDER BY B.bModified DESC ';
+ }
+
+ // Handle the parts of the query that depend on any tags that are present.
+ $query_4 = '';
+ for ($i = 0; $i < $tagcount; $i ++) {
+ $query_2 .= ', '. $b2tservice->getTableName() .' AS T'. $i;
+ $query_4 .= ' AND (';
+
+ $allLinkedTags = $tag2tagservice->getAllLinkedTags($this->db->sql_escape($tags[$i]), '>', $user);
+
+ while (is_array($allLinkedTags) && count($allLinkedTags)>0) {
+ $query_4 .= ' T'. $i .'.tag = "'. array_pop($allLinkedTags) .'"';
+ $query_4 .= ' OR';
+ }
+
+ $query_4 .= ' T'. $i .'.tag = "'. $this->db->sql_escape($tags[$i]) .'"';
+
+ $query_4 .= ') AND T'. $i .'.bId = B.bId';
+ //die($query_4);
+ }
+
+ // Search terms
+ if ($terms) {
+ // Multiple search terms okay
+ $aTerms = explode(' ', $terms);
+ $aTerms = array_map('trim', $aTerms);
+
+ // Search terms in tags as well when none given
+ if (!count($tags)) {
+ $query_2 .= ' LEFT JOIN '. $b2tservice->getTableName() .' AS T ON B.bId = T.bId';
+ $dotags = true;
+ } else {
+ $dotags = false;
+ }
+
+ $query_4 = '';
+ for ($i = 0; $i < count($aTerms); $i++) {
+ $query_4 .= ' AND (B.bTitle LIKE "%'. $this->db->sql_escape($aTerms[$i]) .'%"';
+ $query_4 .= ' OR B.bDescription LIKE "%'. $this->db->sql_escape($aTerms[$i]) .'%"';
+ $query_4 .= ' OR B.bPrivateNote LIKE "'. $this->db->sql_escape($aTerms[$i]) .'%"'; //warning : search in private notes of everybody but private notes won't appear if not allowed.
+ $query_4 .= ' OR U.username = "'. $this->db->sql_escape($aTerms[$i]) .'"'; //exact match for username
+ if ($dotags) {
+ $query_4 .= ' OR T.tag LIKE "'. $this->db->sql_escape($aTerms[$i]) .'%"';
+ }
+ $query_4 .= ')';
+ }
+ }
+
+ // Start and end dates
+ if ($startdate) {
+ $query_4 .= ' AND B.bDatetime > "'. $startdate .'"';
+ }
+ if ($enddate) {
+ $query_4 .= ' AND B.bDatetime < "'. $enddate .'"';
+ }
+
+ // Hash
+ if ($hash) {
+ $query_4 .= ' AND B.bHash = "'. $hash .'"';
+ }
+ $query = $query_1 . $query_2 . $query_3 . $query_4 . $query_5;
+
+ if (!($dbresult = & $this->db->sql_query_limit($query, intval($perpage), intval($start)))) {
+ message_die(GENERAL_ERROR, 'Could not get bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if (SQL_LAYER == 'mysql4') {
+ $totalquery = 'SELECT FOUND_ROWS() AS total';
+ } else {
+ if ($hash) {
+ $totalquery = 'SELECT COUNT(*) AS total'. $query_2 . $query_3 . $query_4;
+ } else {
+ $totalquery = 'SELECT COUNT(DISTINCT bAddress) AS total'. $query_2 . $query_3 . $query_4;
+ }
+ }
+
+ if (!($totalresult = & $this->db->sql_query($totalquery)) || (!($row = & $this->db->sql_fetchrow($totalresult)))) {
+ message_die(GENERAL_ERROR, 'Could not get total bookmarks', '', __LINE__, __FILE__, $totalquery, $this->db);
+ return false;
+ }
+
+ $total = $row['total'];
+ $this->db->sql_freeresult($totalresult);
+
+ $bookmarks = array();
+ while ($row = & $this->db->sql_fetchrow($dbresult)) {
+ $row['tags'] = $b2tservice->getTagsForBookmark(intval($row['bId']));
+ $bookmarks[] = $row;
+ }
+
+ $this->db->sql_freeresult($dbresult);
+ $output = array ('bookmarks' => $bookmarks, 'total' => $total);
+ return $output;
+ }
+
+ function deleteBookmark($bookmarkid) {
+ $query = 'DELETE FROM '. $GLOBALS['tableprefix'] .'bookmarks WHERE bId = '. intval($bookmarkid);
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+
+
+ $query = 'DELETE FROM '. $GLOBALS['tableprefix'] .'bookmarks2tags WHERE bId = '. intval($bookmarkid);
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $this->db->sql_transaction('commit');
+ return true;
+ }
+
+ function deleteBookmarksForUser($uId) {
+ $query = 'DELETE FROM '. $GLOBALS['tableprefix'] .'bookmarks WHERE uId = '. intval($uId);
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function countOthers($address) {
+ if (!$address) {
+ return false;
+ }
+
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $sId = $userservice->getCurrentUserId();
+
+ if ($userservice->isLoggedOn()) {
+ // All public bookmarks, user's own bookmarks and any shared with user
+ $privacy = ' AND ((B.bStatus = 0) OR (B.uId = '. $sId .')';
+ $watchnames = $userservice->getWatchNames($sId, true);
+ foreach($watchnames as $watchuser) {
+ $privacy .= ' OR (U.username = "'. $watchuser .'" AND B.bStatus = 1)';
+ }
+ $privacy .= ')';
+ } else {
+ // Just public bookmarks
+ $privacy = ' AND B.bStatus = 0';
+ }
+
+ $sql = 'SELECT COUNT(*) FROM '. $userservice->getTableName() .' AS U, '. $GLOBALS['tableprefix'] .'bookmarks AS B WHERE U.'. $userservice->getFieldName('primary') .' = B.uId AND B.bHash = "'. md5($address) .'"'. $privacy;
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ message_die(GENERAL_ERROR, 'Could not get vars', '', __LINE__, __FILE__, $sql, $this->db);
+ }
+
+ $output = $this->db->sql_fetchfield(0, 0) - 1;
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function normalize($address) {
+ // If bookmark address doesn't contain ":", add "http://" to the start as a default protocol
+ if (strpos($address, ':') === false) {
+ $address = 'http://'. $address;
+ }
+
+ // Delete final /
+ if (substr($address, -1) == '/') {
+ $address = substr($address, 0, count($address)-2);
+ }
+
+ return $address;
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+
+}
+
+
+
+?>
diff --git a/src/SemanticScuttle/Service/cacheservice.php b/src/SemanticScuttle/Service/cacheservice.php
new file mode 100644
index 0000000..fe66d38
--- /dev/null
+++ b/src/SemanticScuttle/Service/cacheservice.php
@@ -0,0 +1,38 @@
+<?php
+class CacheService {
+ var $basedir;
+ var $fileextension = '.cache';
+
+ function &getInstance() {
+ static $instance;
+
+ if (!isset($instance))
+ $instance =& new CacheService();
+
+ return $instance;
+ }
+
+ function CacheService() {
+ $this->basedir = $GLOBALS['dir_cache'];
+ }
+
+ function Start($hash, $time = 300) {
+ $cachefile = $this->basedir .'/'. $hash . $this->fileextension;
+ if (file_exists($cachefile) && time() < filemtime($cachefile) + $time) {
+ @readfile($cachefile);
+ echo "\n<!-- Cached: ". date('r', filemtime($cachefile)) ." -->\n";
+ unset($cachefile);
+ exit;
+ }
+ ob_start("ob_gzhandler");
+ }
+
+ function End($hash) {
+ $cachefile = $this->basedir .'/'. $hash . $this->fileextension;
+ $handle = fopen($cachefile, 'w');
+ fwrite($handle, ob_get_contents());
+ fclose($handle);
+ ob_flush();
+ }
+}
+?> \ No newline at end of file
diff --git a/src/SemanticScuttle/Service/commondescriptionservice.php b/src/SemanticScuttle/Service/commondescriptionservice.php
new file mode 100644
index 0000000..86e0c0f
--- /dev/null
+++ b/src/SemanticScuttle/Service/commondescriptionservice.php
@@ -0,0 +1,167 @@
+<?php
+class CommonDescriptionService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new CommonDescriptionService($db);
+ return $instance;
+ }
+
+ function CommonDescriptionService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'commondescription';
+ }
+
+ function addTagDescription($tag, $desc, $uId, $time) {
+ // Check if no modification
+ $lastDesc = $this->getLastTagDescription($tag);
+ if($lastDesc['cdDescription'] == $desc) {
+ return true;
+ }
+
+ // If modification
+ $datetime = gmdate('Y-m-d H:i:s', $time);
+ $values = array('tag'=>$tag, 'cdDescription'=>$desc, 'uId'=>$uId, 'cdDatetime'=>$datetime);
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+
+ if (!($dbresult =& $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add tag description', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function getLastTagDescription($tag) {
+ $query = "SELECT *";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag='".$tag."'";
+ $query.= " ORDER BY cdDatetime DESC";
+
+ if (!($dbresult = & $this->db->sql_query_limit($query, 1, 0))) {
+ message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ return $row;
+ } else {
+ return false;
+ }
+ }
+
+ function getAllTagsDescription($tag) {
+ $query = "SELECT *";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag='".$tag."'";
+ $query.= " ORDER BY cdDatetime DESC";
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tag descriptions', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return $this->db->sql_fetchrowset($dbresult);
+
+ }
+
+ function getDescriptionById($cdId) {
+ $query = "SELECT *";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE cdId='".$cdId."'";
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tag descriptions', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ return $row;
+ } else {
+ return false;
+ }
+
+ }
+
+ function addBookmarkDescription($bHash, $title, $desc, $uId, $time) {
+ // Check if no modification
+ $lastDesc = $this->getLastBookmarkDescription($bHash);
+ if($lastDesc['cdTitle'] == $title && $lastDesc['cdDescription'] == $desc) {
+ return true;
+ }
+
+ // If modification
+ $datetime = gmdate('Y-m-d H:i:s', $time);
+ $values = array('bHash'=>$bHash, 'cdTitle'=>$title, 'cdDescription'=>$desc, 'uId'=>$uId, 'cdDatetime'=>$datetime);
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+
+ if (!($dbresult =& $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add bookmark description', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ return true;
+ }
+
+ function getLastBookmarkDescription($bHash) {
+ $query = "SELECT *";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE bHash='".$bHash."'";
+ $query.= " ORDER BY cdDatetime DESC";
+
+ if (!($dbresult = & $this->db->sql_query_limit($query, 1, 0))) {
+ message_die(GENERAL_ERROR, 'Could not get bookmark description', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ return $row;
+ } else {
+ return false;
+ }
+ }
+
+ function getAllBookmarksDescription($bHash) {
+ $query = "SELECT *";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE bHash='".$bHash."'";
+ $query.= " ORDER BY cdDatetime DESC";
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get bookmark descriptions', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return $this->db->sql_fetchrowset($dbresult);
+
+ }
+
+ function deleteDescriptionsForUser($uId){
+ $query = 'DELETE FROM '. $this->getTableName() . ' WHERE uId = '. intval($uId);
+
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not delete user descriptions', '',
+ __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/searchhistoryservice.php b/src/SemanticScuttle/Service/searchhistoryservice.php
new file mode 100644
index 0000000..91457e8
--- /dev/null
+++ b/src/SemanticScuttle/Service/searchhistoryservice.php
@@ -0,0 +1,124 @@
+<?php
+class SearchHistoryService {
+ var $db;
+ var $tablename;
+ var $sizeSearchHistory;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new SearchHistoryService($db);
+ return $instance;
+ }
+
+ function SearchHistoryService(& $db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'searchhistory';
+ if(isset($GLOBALS['sizeSearchHistory'])) {
+ $this->sizeSearchHistory = $GLOBALS['sizeSearchHistory'];
+ } else {
+ $this->sizeSearchHistory = 10;
+ }
+ }
+
+ function addSearch($terms, $range, $nbResults, $uId=0) {
+ if(strlen($terms) == 0) {
+ return false;
+ }
+ $datetime = gmdate('Y-m-d H:i:s', time());
+
+ //Insert values
+ $values = array('shTerms'=>$terms, 'shRange'=>$range, 'shDatetime'=>$datetime, 'shNbResults'=>$nbResults, 'uId'=>$uId);
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not insert search history', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ if($this->sizeSearchHistory != -1 &&
+ $this->countSearches() > $this->sizeSearchHistory) {
+ $this->deleteOldestSearch();
+ }
+ }
+
+ function getAllSearches($range = NULL, $uId = NULL, $nb = NULL, $start = NULL, $distinct = false, $withResults = false) {
+ $sql = 'SELECT DISTINCT(shTerms), shId, shRange, shNbResults, shDatetime, uId';
+ $sql.= ' FROM '. $this->getTableName();
+ $sql.= ' WHERE 1=1';
+ if($range != NULL) {
+ $sql.= ' AND shRange = "'.$range.'"';
+ } else {
+ $sql.= ' AND shRange = "all"';
+ }
+ if($uId != NULL) {
+ $sql.= ' AND uId = '.$uId;
+ }
+ if($withResults = true) {
+ $sql.= ' AND shNbResults > 0';
+ }
+ if($distinct) {
+ $sql.= ' GROUP BY shTerms';
+ }
+ $sql.= ' ORDER BY shId DESC';
+
+ if (!($dbresult = & $this->db->sql_query_limit($sql, $nb, $start))) {
+ message_die(GENERAL_ERROR, 'Could not get searches', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+
+ $searches = array();
+ while ($row = & $this->db->sql_fetchrow($dbresult)) {
+ $searches[] = $row;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $searches;
+ }
+
+ function countSearches() {
+ $sql = 'SELECT COUNT(*) AS `total` FROM '. $this->getTableName();
+ if (!($dbresult = & $this->db->sql_query($sql)) || (!($row = & $this->db->sql_fetchrow($dbresult)))) {
+ message_die(GENERAL_ERROR, 'Could not get total searches', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $row['total'];
+ }
+
+ /* This function allows to limit the number of saved searches
+ by deleting the oldest one */
+ function deleteOldestSearch() {
+ $sql = 'DELETE FROM '.$this->getTableName();
+ $sql.= ' ORDER BY shId ASC LIMIT 1'; // warning: here the limit is important
+
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ }
+
+ function deleteSearchHistoryForUser($uId) {
+ $query = 'DELETE FROM '. $this->getTableName() .' WHERE uId = '. intval($uId);
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete search history', '',
+ __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/servicefactory.php b/src/SemanticScuttle/Service/servicefactory.php
new file mode 100644
index 0000000..b5215e3
--- /dev/null
+++ b/src/SemanticScuttle/Service/servicefactory.php
@@ -0,0 +1,38 @@
+<?php
+/* Connect to the database and build services */
+
+class ServiceFactory {
+ function ServiceFactory(&$db, $serviceoverrules = array()) {
+ }
+
+ function &getServiceInstance($name, $servicedir = NULL) {
+ global $dbhost, $dbuser, $dbpass, $dbname, $dbport, $dbpersist, $dbtype;
+ static $instances = array();
+ static $db;
+ if (!isset($db)) {
+ require_once(dirname(__FILE__) .'/../includes/db/'. $dbtype .'.php');
+ $db = new sql_db();
+ $db->sql_connect($dbhost, $dbuser, $dbpass, $dbname, $dbport, $dbpersist);
+ if(!$db->db_connect_id) {
+ message_die(CRITICAL_ERROR, "Could not connect to the database", $db);
+ }
+ $db->sql_query("SET NAMES UTF8");
+ }
+
+ if (!isset($instances[$name])) {
+ if (isset($serviceoverrules[$name])) {
+ $name = $serviceoverrules[$name];
+ }
+ if (!class_exists($name)) {
+ if (!isset($servicedir)) {
+ $servicedir = dirname(__FILE__) .'/';
+ }
+
+ require_once($servicedir . strtolower($name) . '.php');
+ }
+ $instances[$name] = call_user_func(array($name, 'getInstance'), $db);
+ }
+ return $instances[$name];
+ }
+}
+?>
diff --git a/src/SemanticScuttle/Service/tag2tagservice.php b/src/SemanticScuttle/Service/tag2tagservice.php
new file mode 100644
index 0000000..956fd49
--- /dev/null
+++ b/src/SemanticScuttle/Service/tag2tagservice.php
@@ -0,0 +1,377 @@
+<?php
+class Tag2TagService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new Tag2TagService($db);
+ return $instance;
+ }
+
+ function Tag2TagService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'tags2tags';
+ }
+
+ function addLinkedTags($tag1, $tag2, $relationType, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+ $tag2 = $tagservice->normalize($tag2);
+
+ if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0
+ || ($relationType != ">" && $relationType != "=")
+ || !is_numeric($uId) || $uId<=0
+ || ($this->existsLinkedTags($tag1, $tag2, $relationType, $uId))) {
+ return false;
+ }
+
+ $values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> $relationType, 'uId'=> $uId);
+ $query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ //die($query);
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not attach tag to tag', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+
+ // Update stats and cache
+ $this->update($tag1, $tag2, $relationType, $uId);
+
+ return true;
+ }
+
+ // Return linked tags just for admin users
+ function getAdminLinkedTags($tag, $relationType, $inverseRelation = false, $stopList = array()) {
+ // look for admin ids
+ $userservice = & ServiceFactory :: getServiceInstance('UserService');
+ $adminIds = $userservice->getAdminIds();
+
+ //ask for their linked tags
+ return $this->getLinkedTags($tag, $relationType, $adminIds, $inverseRelation, $stopList);
+ }
+
+ // Return the target linked tags. If inverseRelation is true, return the source linked tags.
+ function getLinkedTags($tag, $relationType, $uId = null, $inverseRelation = false, $stopList = array()) {
+ // Set up the SQL query.
+ if($inverseRelation) {
+ $queriedTag = "tag1";
+ $givenTag = "tag2";
+ } else {
+ $queriedTag = "tag2";
+ $givenTag = "tag1";
+ }
+
+ $query = "SELECT DISTINCT ". $queriedTag ." as 'tag'";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE 1=1";
+ if($tag !=null) {
+ $query.= " AND ". $givenTag ." = '". $tag ."'";
+ }
+ if($relationType) {
+ $query.= " AND relationType = '". $relationType ."'";
+ }
+ if(is_array($uId)) {
+ $query.= " AND ( 1=0 "; //tricks always false
+ foreach($uId as $u) {
+ $query.= " OR uId = '".$u."'";
+ }
+ $query.= " ) ";
+ } elseif($uId != null) {
+ $query.= " AND uId = '".$uId."'";
+ }
+ //die($query);
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get related tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $rowset = $this->db->sql_fetchrowset($dbresult);
+ $output = array();
+ foreach($rowset as $row) {
+ if(!in_array($row['tag'], $stopList)) {
+ $output[] = $row['tag'];
+ }
+ }
+
+ //bijective case for '='
+ if($relationType == '=' && $inverseRelation == false) {
+ //$stopList[] = $tag;
+ $bijectiveOutput = $this->getLinkedTags($tag, $relationType, $uId, true, $stopList);
+ $output = array_merge($output, $bijectiveOutput);
+ //$output = array_unique($output); // remove duplication
+ }
+
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ /*
+ * Returns all linked tags (all descendants if relation is >,
+ * all synonyms if relation is = )
+ * $stopList allows to avoid cycle (a > b > a) between tags
+ */
+ function getAllLinkedTags($tag1, $relationType, $uId, $stopList=array()) {
+ if(in_array($tag1, $stopList) || $tag1 == '') {
+ return array();
+ }
+
+ // try to find data in cache
+ $tcs = & ServiceFactory::getServiceInstance('TagCacheService');
+ if(count($stopList) == 0) {
+ $activatedCache = true;
+ } else {
+ $activatedCache = false;
+ }
+
+ // look for existing links
+ $stopList[] = $tag1;
+ $linkedTags = $this->getLinkedTags($tag1, $relationType, $uId, false, $stopList);
+ if($relationType != '=') {
+ $linkedTags = array_merge($linkedTags, $this->getLinkedTags($tag1, '=', $uId, false, $stopList));
+ }
+
+ if(count($linkedTags) == 0) {
+ return array();
+
+ } else {
+ // use cache if possible
+ if($activatedCache) {
+ if($relationType == '>') {
+ $output = $tcs->getChildren($tag1, $uId);
+ } elseif($relationType == '=') {
+ $output = $tcs->getSynonyms($tag1, $uId);
+ }
+ if(count($output)>0) {
+ return $output;
+ }
+ }
+
+ // else compute the links
+ $output = array();
+
+ foreach($linkedTags as $linkedTag) {
+ $allLinkedTags = $this->getAllLinkedTags($linkedTag, $relationType, $uId, $stopList);
+ $output[] = $linkedTag;
+ if(is_array($allLinkedTags)) {
+ $output = array_merge($output, $allLinkedTags);
+ } else {
+ $output[] = $allLinkedTags;
+ }
+ }
+
+ // and save in cache
+ if($activatedCache == true && $uId>0) {
+ $tcs->updateTag($tag1, $relationType, $output, $uId);
+ }
+
+ //$output = array_unique($output); // remove duplication
+ return $output;
+
+ }
+ }
+
+ function getOrphewTags($relationType, $uId = 0, $limit = null, $orderBy = null) {
+ $query = "SELECT DISTINCT tts.tag1 as tag";
+ $query.= " FROM `". $this->getTableName() ."` tts";
+ if($orderBy != null) {
+ $tsts =& ServiceFactory::getServiceInstance('TagStatService');
+ $query.= ", ".$tsts->getTableName() ." tsts";
+ }
+ $query.= " WHERE tts.tag1 <> ALL";
+ $query.= " (SELECT DISTINCT tag2 FROM `". $this->getTableName() ."`";
+ $query.= " WHERE relationType = '".$relationType."'";
+ if($uId > 0) {
+ $query.= " AND uId = '".$uId."'";
+ }
+ $query.= ")";
+ if($uId > 0) {
+ $query.= " AND tts.uId = '".$uId."'";
+ }
+
+ switch($orderBy) {
+ case "nb":
+ $query.= " AND tts.tag1 = tsts.tag1";
+ $query.= " AND tsts.relationType = '".$relationType."'";
+ if($uId > 0) {
+ $query.= " AND tsts.uId = ".$uId;
+ }
+ $query.= " ORDER BY tsts.nb DESC";
+ break;
+ case "depth": // by nb of descendants
+ $query.= " AND tts.tag1 = tsts.tag1";
+ $query.= " AND tsts.relationType = '".$relationType."'";
+ if($uId > 0) {
+ $query.= " AND tsts.uId = ".$uId;
+ }
+ $query.= " ORDER BY tsts.depth DESC";
+ break;
+ case "nbupdate":
+ $query.= " AND tts.tag1 = tsts.tag1";
+ $query.= " AND tsts.relationType = '".$relationType."'";
+ if($uId > 0) {
+ $query.= " AND tsts.uId = ".$uId;
+ }
+ $query.= " ORDER BY tsts.nbupdate DESC";
+ break;
+ }
+
+ if($limit != null) {
+ $query.= " LIMIT 0,".$limit;
+ }
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get linked tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function getMenuTags($uId) {
+ if(strlen($GLOBALS['menuTag']) < 1) {
+ return array();
+ } else {
+ // we don't use the getAllLinkedTags function in order to improve performance
+ $query = "SELECT tag2 as 'tag', COUNT(tag2) as 'count'";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '".$GLOBALS['menuTag']."'";
+ $query.= " AND relationType = '>'";
+ if($uId > 0) {
+ $query.= " AND uId = '".$uId."'";
+ }
+ $query.= " GROUP BY tag2";
+ $query.= " ORDER BY count DESC";
+ $query.= " LIMIT 0, ".$GLOBALS['maxSizeMenuBlock'];
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get linked tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $output = $this->db->sql_fetchrowset($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+ }
+
+
+ function existsLinkedTags($tag1, $tag2, $relationType, $uId) {
+
+ //$tag1 = mysql_real_escape_string($tag1);
+ //$tag2 = mysql_real_escape_string($tag2);
+
+ $query = "SELECT tag1, tag2, relationType, uId FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND tag2 = '".$tag2."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ //echo($query."<br>\n");
+
+ return $this->db->sql_numrows($this->db->sql_query($query)) > 0;
+ }
+
+ function getLinks($uId) {
+ $query = "SELECT tag1, tag2, relationType, uId FROM `". $this->getTableName() ."`";
+ $query.= " WHERE 1=1";
+ if($uId > 0) {
+ $query.= " AND uId = '".$uId."'";
+ }
+
+ return $this->db->sql_fetchrowset($this->db->sql_query($query));
+ }
+
+ function removeLinkedTags($tag1, $tag2, $relationType, $uId) {
+ if(($tag1 != '' && $tag1 == $tag2) ||
+ ($relationType != ">" && $relationType != "=" && $relationType != "") ||
+ ($tag1 == '' && $tag2 == '')) {
+ return false;
+ }
+ $query = 'DELETE FROM '. $this->getTableName();
+ $query.= ' WHERE 1=1';
+ $query.= strlen($tag1)>0 ? ' AND tag1 = "'. $tag1 .'"' : '';
+ $query.= strlen($tag2)>0 ? ' AND tag2 = "'. $tag2 .'"' : '';
+ $query.= strlen($relationType)>0 ? ' AND relationType = "'. $relationType .'"' : '';
+ $query.= strlen($uId)>0 ? ' AND uId = "'. $uId .'"' : '';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not remove tag relation', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+
+ // Update stats and cache
+ $this->update($tag1, $tag2, $relationType, $uId);
+
+ $this->db->sql_freeresult($dbresult);
+ return true;
+ }
+
+ function removeLinkedTagsForUser($uId) {
+ $query = 'DELETE FROM '. $this->getTableName();
+ $query.= ' WHERE uId = "'. $uId .'"';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not remove tag relation', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+
+ // Update stats and cache
+ $this->update('', '', '', $uId);
+
+ $this->db->sql_freeresult($dbresult);
+ return true;
+ }
+
+ function renameTag($uId, $oldName, $newName) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $newName = $tagservice->normalize($newName);
+
+ $query = 'UPDATE `'. $this->getTableName() .'`';
+ $query.= ' SET tag1="'.$newName.'"';
+ $query.= ' WHERE tag1="'.$oldName.'"';
+ $query.= ' AND uId="'.$uId.'"';
+ $this->db->sql_query($query);
+
+ $query = 'UPDATE `'. $this->getTableName() .'`';
+ $query.= ' SET tag2="'.$newName.'"';
+ $query.= ' WHERE tag2="'.$oldName.'"';
+ $query.= ' AND uId="'.$uId.'"';
+ $this->db->sql_query($query);
+
+
+ // Update stats and cache
+ $this->update($oldName, NULL, '=', $uId);
+ $this->update($oldName, NULL, '>', $uId);
+ $this->update($newName, NULL, '=', $uId);
+ $this->update($newName, NULL, '>', $uId);
+
+ return true;
+
+ }
+
+ function update($tag1, $tag2, $relationType, $uId) {
+ $tsts =& ServiceFactory::getServiceInstance('TagStatService');
+ $tsts->updateStat($tag1, $relationType, $uId);
+
+ $tcs = & ServiceFactory::getServiceInstance('TagCacheService');
+ $tcs->deleteByUser($uId);
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+
+ $tsts =& ServiceFactory::getServiceInstance('TagStatService');
+ $tsts->deleteAll();
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/tagcacheservice.php b/src/SemanticScuttle/Service/tagcacheservice.php
new file mode 100644
index 0000000..ed2eefc
--- /dev/null
+++ b/src/SemanticScuttle/Service/tagcacheservice.php
@@ -0,0 +1,349 @@
+<?php
+
+/*
+ * This class infers on relation between tags by storing all the including tags or synonymous tag.
+ * For example, if the user creates: tag1>tag2>tag3, the system can infer that tag is included into tag1.
+ * Instead of computing this relation several times, it is saved into this current table.
+ * For synonymy, this table stores also the group of synonymous tags.
+ * The table must be updated for each modification of the relations between tags.
+ */
+
+class TagCacheService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new TagCacheService($db);
+ return $instance;
+ }
+
+ function TagCacheService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'tagscache';
+ }
+
+ function getChildren($tag1, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+
+ if($tag1 == '') return false;
+
+ $query = "SELECT DISTINCT tag2 as 'tag'";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE relationType = '>'";
+ $query.= " AND tag1 = '".$tag1."'";
+ $query.= " AND uId = '".$uId."'";
+
+ //die($query);
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get related tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+
+ $rowset = $this->db->sql_fetchrowset($dbresult);
+ $output = array();
+ foreach($rowset as $row) {
+ $output[] = $row['tag'];
+ }
+
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function addChild($tag1, $tag2, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+ $tag2 = $tagservice->normalize($tag2);
+
+ if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0
+ || ($this->existsChild($tag1, $tag2, $uId))) {
+ return false;
+ }
+
+ $values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> '>', 'uId'=> $uId);
+ $query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ //die($query);
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add tag cache inference', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+ }
+
+ function removeChild($tag1, $tag2, $uId) {
+ if(($tag1 != '' && $tag1 == $tag2) ||
+ ($tag1 == '' && $tag2 == '' && $uId == '')) {
+ return false;
+ }
+
+ $query = 'DELETE FROM '. $this->getTableName();
+ $query.= ' WHERE 1=1';
+ $query.= strlen($tag1)>0 ? ' AND tag1 = "'. $tag1 .'"' : '';
+ $query.= strlen($tag2)>0 ? ' AND tag2 = "'. $tag2 .'"' : '';
+ $query.= ' AND relationType = ">"';
+ $query.= strlen($uId)>0 ? ' AND uId = "'. $uId .'"' : '';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not remove tag cache inference', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ }
+
+ function removeChildren($tag1, $uId) {
+ $this->removeChild($tag1, NULL, $uId);
+ }
+
+ function existsChild($tag1, $tag2, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+ $tag2 = $tagservice->normalize($tag2);
+
+ $query = "SELECT tag1, tag2, relationType, uId FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND tag2 = '".$tag2."'";
+ $query.= " AND relationType = '>'";
+ $query.= " AND uId = '".$uId."'";
+
+ //echo($query."<br>\n");
+
+ return $this->db->sql_numrows($this->db->sql_query($query)) > 0;
+
+ }
+
+ /*
+ * Synonyms of a same concept are a group. A group has one main synonym called key
+ * and a list of synonyms called values.
+ */
+ function addSynonym($tag1, $tag2, $uId) {
+
+ if($tag1 == $tag2 || strlen($tag1) == 0 || strlen($tag2) == 0
+ || ($this->existsSynonym($tag1, $tag2, $uId))) {
+ return false;
+ }
+
+ $case1 = '0'; // not in DB
+ if($this->_isSynonymKey($tag1, $uId)) {
+ $case1 = 'key';
+ } elseif($this->_isSynonymValue($tag1, $uId)) {
+ $case1 = 'value';
+ }
+
+ $case2 = '0'; // not in DB
+ if($this->_isSynonymKey($tag2, $uId)) {
+ $case2 = 'key';
+ } elseif($this->_isSynonymValue($tag2, $uId)) {
+ $case2 = 'value';
+ }
+ $case = $case1.$case2;
+
+ // all the possible cases
+ switch ($case) {
+ case 'keykey':
+ $values = $this->_getSynonymValues($tag2, $uId);
+ $this->removeSynonymGroup($tag2, $uId);
+ foreach($values as $value) {
+ $this->addSynonym($tag1, $value['tag'], $uId);
+ }
+ $this->addSynonym($tag1, $tag2, $uId);
+ break;
+
+ case 'valuekey':
+ $key = $this->_getSynonymKey($tag1, $uId);
+ $this->addSynonym($key, $tag2, $uId);
+ break;
+
+ case 'keyvalue':
+ $this->addSynonym($tag2, $tag1, $uId);
+ break;
+ case 'valuevalue':
+ $key1 = $this->_getSynonymKey($tag1, $uId);
+ $key2 = $this->_getSynonymKey($tag2, $uId);
+ $this->addSynonym($key1, $key2, $uId);
+ break;
+ case '0value':
+ $key = $this->_getSynonymKey($tag2, $uId);
+ $this->addSynonym($key, $tag1, $uId);
+ break;
+ case 'value0':
+ $this->addSynonym($tag2, $tag1, $uId);
+ break;
+ case '0key':
+ $this->addSynonym($tag2, $tag1, $uId);
+ break;
+ default:
+ $values = array('tag1' => $tag1, 'tag2' => $tag2, 'relationType'=> '=', 'uId'=> $uId);
+ $query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ //die($query);
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add tag cache synonymy', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+ break;
+ }
+ }
+
+ function removeSynonymGroup($tag1, $uId) {
+ $query = 'DELETE FROM '. $this->getTableName();
+ $query.= ' WHERE 1=1';
+ $query.= ' AND tag1 = "'. $tag1 .'"';
+ $query.= ' AND relationType = "="';
+ $query.= ' AND uId = "'. $uId .'"';
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not remove tag cache inference', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ }
+
+ function _isSynonymKey($tag1, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+
+ $query = "SELECT tag1 FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '='";
+ $query.= " AND uId = '".$uId."'";
+
+ return $this->db->sql_numrows($this->db->sql_query($query)) > 0;
+ }
+
+ function _isSynonymValue($tag2, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag2 = $tagservice->normalize($tag2);
+
+ $query = "SELECT tag2 FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag2 = '" .$tag2 ."'";
+ $query.= " AND relationType = '='";
+ $query.= " AND uId = '".$uId."'";
+
+ return $this->db->sql_numrows($this->db->sql_query($query)) > 0;
+ }
+
+ function getSynonyms($tag1, $uId) {
+ $values = array();
+ if($this->_isSynonymKey($tag1, $uId)) {
+ $values = $this->_getSynonymValues($tag1, $uId);
+ } elseif($this->_isSynonymValue($tag1, $uId)) {
+ $key = $this->_getSynonymKey($tag1, $uId);
+ $values = $this->_getSynonymValues($key, $uId, $tag1);
+ $values[] = $key;
+ }
+ return $values;
+ }
+
+ function _getSynonymKey($tag2, $uId) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag2 = $tagservice->normalize($tag2);
+
+ if($this->_isSynonymKey($tag2)) return $tag2;
+
+ if($tag2 == '') return false;
+
+ $query = "SELECT DISTINCT tag1 as 'tag'";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE relationType = '='";
+ $query.= " AND tag2 = '".$tag2."'";
+ $query.= " AND uId = '".$uId."'";
+
+ //die($query);
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get related tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $row = $this->db->sql_fetchrow($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ return $row['tag'];
+ }
+
+ /*
+ * Return values associated with a key.
+ * $tagExcepted allows to hide a value.
+ */
+ function _getSynonymValues($tag1, $uId, $tagExcepted = NULL) {
+ $tagservice =& ServiceFactory::getServiceInstance('TagService');
+ $tag1 = $tagservice->normalize($tag1);
+ $tagExcepted = $tagservice->normalize($tagExcepted);
+
+ if($tag1 == '') return false;
+
+ $query = "SELECT DISTINCT tag2 as 'tag'";
+ $query.= " FROM `". $this->getTableName() ."`";
+ $query.= " WHERE relationType = '='";
+ $query.= " AND tag1 = '".$tag1."'";
+ $query.= " AND uId = '".$uId."'";
+ $query.= $tagExcepted!=''?" AND tag2!='".$tagExcepted."'":"";
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not get related tags', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $rowset = $this->db->sql_fetchrowset($dbresult);
+
+ $output = array();
+ foreach($rowset as $row) {
+ $output[] = $row['tag'];
+ }
+
+ $this->db->sql_freeresult($dbresult);
+ return $output;
+ }
+
+ function existsSynonym($tag1, $tag2, $uId) {
+ if($this->_getSynonymKey($tag1, $uId) == $tag2 || $this->_getSynonymKey($tag2, $uId) == $tag1) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+
+ function updateTag($tag1, $relationType, $otherTags, $uId) {
+ if($relationType == '=') {
+ if($this->getSynonyms($tag1, $uId)) { // remove previous data avoiding unconstistency
+ $this->removeSynonymGroup($tag1, $uId);
+ }
+
+ foreach($otherTags as $tag2) {
+ $this->addSynonym($tag1, $tag2, $uId);
+ }
+ } elseif($relationType == '>') {
+ if(count($this->getChildren($tag1, $uId))>0) { // remove previous data avoiding unconstistency
+ $this->removeChildren($tag1);
+ }
+
+ foreach($otherTags as $tag2) {
+ $this->addChild($tag1, $tag2, $uId);
+ }
+ }
+ }
+
+ function deleteByUser($uId) {
+ $query = 'DELETE FROM '. $this->getTableName() .' WHERE uId = '. intval($uId);
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete user tags cache', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/tagservice.php b/src/SemanticScuttle/Service/tagservice.php
new file mode 100644
index 0000000..fc44a99
--- /dev/null
+++ b/src/SemanticScuttle/Service/tagservice.php
@@ -0,0 +1,123 @@
+<?php
+class TagService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new TagService($db);
+ return $instance;
+ }
+
+ function TagService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'tags';
+ }
+
+ function getDescription($tag, $uId) {
+ $query = 'SELECT tag, uId, tDescription';
+ $query.= ' FROM '.$this->getTableName();
+ $query.= ' WHERE tag = "'.$tag.'"';
+ $query.= ' AND uId = "'.$uId.'"';
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ return $row;
+ } else {
+ return array('tDescription'=>'');
+ }
+ }
+
+ function existsDescription($tag, $uId) {
+ $query = 'SELECT tag, uId, tDescription';
+ $query.= ' FROM '.$this->getTableName();
+ $query.= ' WHERE tag = "'.$tag.'"';
+ $query.= ' AND uId = "'.$uId.'"';
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function getAllDescriptions($tag) {
+ $query = 'SELECT tag, uId, tDescription';
+ $query.= ' FROM '.$this->getTableName();
+ $query.= ' WHERE tag = "'.$tag.'"';
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get tag description', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return $this->db->sql_fetchrowset($dbresult);
+ }
+
+ function updateDescription($tag, $uId, $desc) {
+ if($this->existsDescription($tag, $uId)) {
+ $query = 'UPDATE '.$this->getTableName();
+ $query.= ' SET tDescription="'.$this->db->sql_escape($desc).'"';
+ $query.= ' WHERE tag="'.$tag.'" AND uId="'.$uId.'"';
+ } else {
+ $values = array('tag'=>$tag, 'uId'=>$uId, 'tDescription'=>$desc);
+ $query = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+ }
+
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not delete bookmarks', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+ return true;
+ }
+
+ function renameTag($uId, $oldName, $newName) {
+ $newname = $this->normalize($newname);
+
+ $query = 'UPDATE `'. $this->getTableName() .'`';
+ $query.= ' SET tag="'.$newName.'"';
+ $query.= ' WHERE tag="'.$oldName.'"';
+ $query.= ' AND uId="'.$uId.'"';
+ $this->db->sql_query($query);
+ return true;
+ }
+
+ /* normalize the input tags which could be a string or an array*/
+ function normalize($tags) {
+ //clean tags from strange characters
+ $tags = str_replace(array('"', '\'', '/'), "_", $tags);
+
+ //normalize
+ if(!is_array($tags)) {
+ $tags = strtolower(trim($tags));
+ } else {
+ for($i=0; $i<count($tags); $i++) {
+ $tags[$i] = strtolower(trim($tags[$i]));
+ }
+ }
+ return $tags;
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/tagstatservice.php b/src/SemanticScuttle/Service/tagstatservice.php
new file mode 100644
index 0000000..9d3ca5d
--- /dev/null
+++ b/src/SemanticScuttle/Service/tagstatservice.php
@@ -0,0 +1,193 @@
+<?php
+class TagStatService {
+ var $db;
+ var $tablename;
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new TagStatService($db);
+ return $instance;
+ }
+
+ function TagStatService(&$db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'tagsstats';
+ }
+
+ function getNbChildren($tag1, $relationType, $uId) {
+ $tts =& ServiceFactory::getServiceInstance('Tag2TagService');
+ $query = "SELECT tag1, relationType, uId FROM `". $tts->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ return $this->db->sql_numrows($this->db->sql_query($query));
+ }
+
+ function getNbDescendants($tag1, $relationType, $uId) {
+ $query = "SELECT nb FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ $dbresults =& $this->db->sql_query($query);
+ $row = $this->db->sql_fetchrow($dbresults);
+ if($row['nb'] == null) {
+ return 0;
+ } else {
+ return (int) $row['nb'];
+ }
+ }
+
+ function getMaxDepth($tag1, $relationType, $uId) {
+ $query = "SELECT depth FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ $dbresults =& $this->db->sql_query($query);
+ $row = $this->db->sql_fetchrow($dbresults);
+ if($row['depth'] == null) {
+ return 0;
+ } else {
+ return (int) $row['depth'];
+ };
+ }
+
+ function getNbUpdates($tag1, $relationType, $uId) {
+ $query = "SELECT nbupdate FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ $dbresults =& $this->db->sql_query($query);
+ $row = $this->db->sql_fetchrow($dbresults);
+ if($row['nbupdate'] == null) {
+ return 0;
+ } else {
+ return (int) $row['nbupdate'];
+ }
+ }
+
+ function existStat($tag1, $relationType, $uId) {
+ $query = "SELECT tag1, relationType, uId FROM `". $this->getTableName() ."`";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ return $this->db->sql_numrows($this->db->sql_query($query))>0;
+ }
+
+ function createStat($tag1, $relationType, $uId) {
+ $query = "INSERT INTO `". $this->getTableName() ."`";
+ $query.= "(tag1, relationType, uId)";
+ $query.= " VALUES ('".$tag1."','".$relationType."','".$uId."')";
+ $this->db->sql_query($query);
+ }
+
+ function updateStat($tag1, $relationType, $uId=null, $stoplist=array()) {
+ if(in_array($tag1, $stoplist)) {
+ return false;
+ }
+
+ $tts =& ServiceFactory::getServiceInstance('Tag2TagService');
+ $linkedTags = $tts->getLinkedTags($tag1, $relationType, $uId);
+ $nbDescendants = 0;
+ $maxDepth = 0;
+ foreach($linkedTags as $linkedTag) {
+ $nbDescendants+= 1 + $this->getNbDescendants($linkedTag, $relationType, $uId);
+ $maxDepth = max($maxDepth, 1 + $this->getMaxDepth($linkedTag, $relationType, $uId));
+ }
+ $this->setNbDescendants($tag1, $relationType, $uId, $nbDescendants);
+ $this->setMaxDepth($tag1, $relationType, $uId, $maxDepth);
+ $this->increaseNbUpdate($tag1, $relationType, $uId);
+
+ // propagation to the precedent tags
+ $linkedTags = $tts->getLinkedTags($tag1, $relationType, $uId, true);
+ $stoplist[] = $tag1;
+ foreach($linkedTags as $linkedTag) {
+ $this->updateStat($linkedTag, $relationType, $uId, $stoplist);
+ }
+ }
+
+ function updateAllStat() {
+ $tts =& ServiceFactory::getServiceInstance('Tag2TagService');
+
+ $query = "SELECT tag1, uId FROM `". $tts->getTableName() ."`";
+ $query.= " WHERE relationType = '>'";
+
+ //die($query);
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ){
+ message_die(GENERAL_ERROR, 'Could not update stats', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $rowset = $this->db->sql_fetchrowset($dbresult);
+ foreach($rowset as $row) {
+ $this->updateStat($row['tag1'], '>', $row['uId']);
+ }
+ }
+
+ function setNbDescendants($tag1, $relationType, $uId, $nb) {
+ if(!$this->existStat($tag1, $relationType, $uId)) {
+ $this->createStat($tag1, $relationType, $uId);
+ }
+ $query = "UPDATE `". $this->getTableName() ."`";
+ $query.= " SET nb = ". $nb;
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+ $this->db->sql_query($query);
+ }
+
+ function setMaxDepth($tag1, $relationType, $uId, $depth) {
+ if(!$this->existStat($tag1, $relationType, $uId)) {
+ $this->createStat($tag1, $relationType, $uId);
+ }
+ $query = "UPDATE `". $this->getTableName() ."`";
+ $query.= " SET depth = ". $depth;
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+ $this->db->sql_query($query);
+ }
+
+ function increaseNbUpdate($tag1, $relationType, $uId) {
+ if(!$this->existStat($tag1, $relationType, $uId)) {
+ $this->createStat($tag1, $relationType, $uId);
+ }
+ $query = "UPDATE `". $this->getTableName() ."`";
+ $query.= " SET nbupdate = nbupdate + 1";
+ $query.= " WHERE tag1 = '" .$tag1 ."'";
+ $query.= " AND relationType = '". $relationType ."'";
+ $query.= " AND uId = '".$uId."'";
+
+ //die($query);
+
+ $this->db->sql_query($query);
+ }
+
+ function deleteTagStatForUser($uId) {
+ $query = 'DELETE FROM '. $this->getTableName() .' WHERE uId = '. intval($uId);
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete tag stats', '', __LINE__,
+ __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+ function deleteAll() {
+ $query = 'TRUNCATE TABLE `'. $this->getTableName() .'`';
+ $this->db->sql_query($query);
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+}
+?>
diff --git a/src/SemanticScuttle/Service/templateservice.php b/src/SemanticScuttle/Service/templateservice.php
new file mode 100644
index 0000000..05e494c
--- /dev/null
+++ b/src/SemanticScuttle/Service/templateservice.php
@@ -0,0 +1,46 @@
+<?php
+class TemplateService {
+ var $basedir;
+
+ function &getInstance() {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new TemplateService();
+ return $instance;
+ }
+
+ function TemplateService() {
+ $this->basedir = $GLOBALS['TEMPLATES_DIR'];
+ }
+
+ function loadTemplate($template, $vars = NULL) {
+ if (substr($template, -4) != '.php')
+ $template .= '.php';
+ $tpl =& new Template($this->basedir .'/'. $template, $vars, $this);
+ $tpl->parse();
+ return $tpl;
+ }
+}
+
+class Template {
+ var $vars = array();
+ var $file = '';
+ var $templateservice;
+
+ function Template($file, $vars = NULL, &$templateservice) {
+ $this->vars = $vars;
+ $this->file = $file;
+ $this->templateservice = $templateservice;
+ }
+
+ function parse() {
+ if (isset($this->vars))
+ extract($this->vars);
+ include($this->file);
+ }
+
+ function includeTemplate($name) {
+ return $this->templateservice->loadTemplate($name, $this->vars);
+ }
+}
+?> \ No newline at end of file
diff --git a/src/SemanticScuttle/Service/userservice.php b/src/SemanticScuttle/Service/userservice.php
new file mode 100644
index 0000000..407632b
--- /dev/null
+++ b/src/SemanticScuttle/Service/userservice.php
@@ -0,0 +1,665 @@
+<?php
+class UserService {
+ var $db;
+ var $fields = array(
+ 'primary' => 'uId',
+ 'username' => 'username',
+ 'password' => 'password');
+ var $profileurl;
+ var $tablename;
+ var $sessionkey;
+ var $cookiekey;
+ var $cookietime = 1209600; // 2 weeks
+
+ function &getInstance(&$db) {
+ static $instance;
+ if (!isset($instance))
+ $instance =& new UserService($db);
+ return $instance;
+ }
+
+ function UserService(& $db) {
+ $this->db =& $db;
+ $this->tablename = $GLOBALS['tableprefix'] .'users';
+ $this->sessionkey = INSTALLATION_ID.'-currentuserid';
+ $this->cookiekey = INSTALLATION_ID.'-login';
+ $this->profileurl = createURL('profile', '%2$s');
+ $this->updateSessionStability();
+ }
+
+ function _checkdns($host) {
+ if (function_exists('checkdnsrr')) {
+ return checkdnsrr($host);
+ } else {
+ return $this->_checkdnsrr($host);
+ }
+ }
+
+ function _checkdnsrr($host, $type = "MX") {
+ if(!empty($host)) {
+ @exec("nslookup -type=$type $host", $output);
+ while(list($k, $line) = each($output)) {
+ if(eregi("^$host", $line)) {
+ return true;
+ }
+ }
+ return false;
+ }
+ }
+
+ function _getuser($fieldname, $value) {
+ $query = 'SELECT * FROM '. $this->getTableName() .' WHERE '. $fieldname .' = "'. $this->db->sql_escape($value) .'"';
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $row =& $this->db->sql_fetchrow($dbresult);
+ $this->db->sql_freeresult($dbresult);
+ if ($row) {
+ return $row;
+ } else {
+ return false;
+ }
+ }
+
+ function & getUsers($nb=0) {
+ $query = 'SELECT * FROM '. $this->getTableName() .' ORDER BY `uId` DESC';
+ if($nb>0) {
+ $query .= ' LIMIT 0, '.$nb;
+ }
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ while ($row = & $this->db->sql_fetchrow($dbresult)) {
+ $users[] = $row;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $users;
+ }
+
+ function & getObjectUsers($nb=0) {
+ $query = 'SELECT * FROM '. $this->getTableName() .' ORDER BY `uId` DESC';
+ if($nb>0) {
+ $query .= ' LIMIT 0, '.$nb;
+ }
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ while ($row = & $this->db->sql_fetchrow($dbresult)) {
+ $users[] = new User($row[$this->getFieldName('primary')], $row[$this->getFieldName('username')]);
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $users;
+ }
+
+ function _randompassword() {
+ $seed = (integer) md5(microtime());
+ mt_srand($seed);
+ $password = mt_rand(1, 99999999);
+ $password = substr(md5($password), mt_rand(0, 19), mt_rand(6, 12));
+ return $password;
+ }
+
+ function _updateuser($uId, $fieldname, $value) {
+ $updates = array ($fieldname => $value);
+ $sql = 'UPDATE '. $this->getTableName() .' SET '. $this->db->sql_build_array('UPDATE', $updates) .' WHERE '. $this->getFieldName('primary') .'='. intval($uId);
+
+ // Execute the statement.
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not update user', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+
+ // Everything worked out, so return true.
+ return true;
+ }
+
+ function getProfileUrl($id, $username) {
+ return sprintf($this->profileurl, urlencode($id), urlencode($username));
+ }
+
+ function getUserByUsername($username) {
+ return $this->_getuser($this->getFieldName('username'), $username);
+ }
+
+ function getObjectUserByUsername($username) {
+ $user = $this->_getuser($this->getFieldName('username'), $username);
+ if($user != false) {
+ return new User($user[$this->getFieldName('primary')], $username);
+ } else {
+ return NULL;
+ }
+ }
+
+ /* Takes an numerical "id" or a string "username"
+ and returns the numerical "id" if the user exists else returns NULL */
+ function getIdFromUser($user) {
+ if (is_int($user)) {
+ return intval($user);
+ } else {
+ $objectUser = $this->getObjectUserByUsername($user);
+ if($objectUser != NULL) {
+ return $objectUser->getId();
+ }
+ }
+ return NULL;
+ }
+
+ function getUser($id) {
+ return $this->_getuser($this->getFieldName('primary'), $id);
+ }
+
+ // Momentary useful in order to go to object code
+ function getObjectUser($id) {
+ $user = $this->_getuser($this->getFieldName('primary'), $id);
+ return new User($id, $user[$this->getFieldName('username')]);
+ }
+
+ function isLoggedOn() {
+ return ($this->getCurrentUserId() !== false);
+ }
+
+ function &getCurrentUser($refresh = FALSE, $newval = NULL) {
+ static $currentuser;
+ if (!is_null($newval)) { //internal use only: reset currentuser
+ $currentuser = $newval;
+ } else if ($refresh || !isset($currentuser)) {
+ if ($id = $this->getCurrentUserId()) {
+ $currentuser = $this->getUser($id);
+ } else {
+ $currentuser = null;
+ }
+ }
+ return $currentuser;
+ }
+
+ // Momentary useful in order to go to object code
+ function getCurrentObjectUser($refresh = FALSE, $newval = NULL) {
+ static $currentObjectUser;
+ if (!is_null($newval)) { //internal use only: reset currentuser
+ $currentObjectUser = $newval;
+ } else if ($refresh || !isset($currentObjectUser)) {
+ if ($id = $this->getCurrentUserId()) {
+ $currentObjectUser = $this->getObjectUser($id);
+ } else {
+ $currentObjectUser = null;
+ }
+ }
+ return $currentObjectUser;
+ }
+
+ function existsUserWithUsername($username) {
+ if($this->getUserByUsername($username) != '') {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function existsUser($id) {
+ if($this->getUser($id) != '') {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * Checks if the given user is an administrator.
+ * Uses global admin_users property containing admin
+ * user names
+ *
+ * @param integer|array $user User ID or user row from DB
+ *
+ * @return boolean True if the user is admin
+ */
+ function isAdmin($user)
+ {
+ if (is_numeric($user)) {
+ $user = $this->getUser($user);
+ }
+
+ if (isset($GLOBALS['admin_users'])
+ && in_array($user['username'], $GLOBALS['admin_users'])
+ ) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /* return current user id based on session or cookie */
+ function getCurrentUserId() {
+ if (isset($_SESSION[$this->getSessionKey()])) {
+ return $_SESSION[$this->getSessionKey()];
+ } else if (isset($_COOKIE[$this->getCookieKey()])) {
+ $cook = split(':', $_COOKIE[$this->getCookieKey()]);
+ //cookie looks like this: 'id:md5(username+password)'
+ $query = 'SELECT * FROM '. $this->getTableName() .
+ ' WHERE MD5(CONCAT('.$this->getFieldName('username') .
+ ', '.$this->getFieldName('password') .
+ ')) = \''.$this->db->sql_escape($cook[1]).'\' AND '.
+ $this->getFieldName('primary'). ' = '. $this->db->sql_escape($cook[0]);
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row = $this->db->sql_fetchrow($dbresult)) {
+ $_SESSION[$this->getSessionKey()] = $row[$this->getFieldName('primary')];
+ $this->db->sql_freeresult($dbresult);
+ return $_SESSION[$this->getSessionKey()];
+ }
+ }
+ return false;
+ }
+
+ function login($username, $password, $remember = FALSE) {
+ $password = $this->sanitisePassword($password);
+ $query = 'SELECT '. $this->getFieldName('primary') .' FROM '. $this->getTableName() .' WHERE '. $this->getFieldName('username') .' = "'. $this->db->sql_escape($username) .'" AND '. $this->getFieldName('password') .' = "'. $this->db->sql_escape($password) .'"';
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ if ($row =& $this->db->sql_fetchrow($dbresult)) {
+ $id = $_SESSION[$this->getSessionKey()] = $row[$this->getFieldName('primary')];
+ if ($remember) {
+ $cookie = $id .':'. md5($username.$password);
+ setcookie($this->cookiekey, $cookie, time() + $this->cookietime, '/');
+ }
+ $this->db->sql_freeresult($dbresult);
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function logout() {
+ @setcookie($this->getCookiekey(), '', time() - 1, '/');
+ unset($_COOKIE[$this->getCookiekey()]);
+ session_unset();
+ $this->getCurrentUser(TRUE, false);
+ }
+
+ function getWatchlist($uId) {
+ // Gets the list of user IDs being watched by the given user.
+ $query = 'SELECT watched FROM '. $GLOBALS['tableprefix'] .'watched WHERE uId = '. intval($uId);
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get watchlist', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $arrWatch = array();
+ if ($this->db->sql_numrows($dbresult) == 0) {
+ $this->db->sql_freeresult($dbresult);
+ return $arrWatch;
+ }
+ while ($row =& $this->db->sql_fetchrow($dbresult)) {
+ $arrWatch[] = $row['watched'];
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $arrWatch;
+ }
+
+ function getWatchNames($uId, $watchedby = false) {
+ // Gets the list of user names being watched by the given user.
+ // - If $watchedby is false get the list of users that $uId watches
+ // - If $watchedby is true get the list of users that watch $uId
+ if ($watchedby) {
+ $table1 = 'b';
+ $table2 = 'a';
+ } else {
+ $table1 = 'a';
+ $table2 = 'b';
+ }
+ $query = 'SELECT '. $table1 .'.'. $this->getFieldName('username') .' FROM '. $GLOBALS['tableprefix'] .'watched AS W, '. $this->getTableName() .' AS a, '. $this->getTableName() .' AS b WHERE W.watched = a.'. $this->getFieldName('primary') .' AND W.uId = b.'. $this->getFieldName('primary') .' AND '. $table2 .'.'. $this->getFieldName('primary') .' = '. intval($uId) .' ORDER BY '. $table1 .'.'. $this->getFieldName('username');
+
+ if (!($dbresult =& $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not get watchlist', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $arrWatch = array();
+ if ($this->db->sql_numrows($dbresult) == 0) {
+ $this->db->sql_freeresult($dbresult);
+ return $arrWatch;
+ }
+ while ($row =& $this->db->sql_fetchrow($dbresult)) {
+ $arrWatch[] = $row[$this->getFieldName('username')];
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $arrWatch;
+ }
+
+ function getWatchStatus($watcheduser, $currentuser) {
+ // Returns true if the current user is watching the given user, and false otherwise.
+ $query = 'SELECT watched FROM '. $GLOBALS['tableprefix'] .'watched AS W INNER JOIN '. $this->getTableName() .' AS U ON U.'. $this->getFieldName('primary') .' = W.watched WHERE U.'. $this->getFieldName('primary') .' = '. intval($watcheduser) .' AND W.uId = '. intval($currentuser);
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get watchstatus', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $arrWatch = array();
+ if ($this->db->sql_numrows($dbresult) == 0)
+ return false;
+ else
+ return true;
+ }
+
+ function setWatchStatus($subjectUserID) {
+ if (!is_numeric($subjectUserID))
+ return false;
+
+ $currentUserID = $this->getCurrentUserId();
+ $watched = $this->getWatchStatus($subjectUserID, $currentUserID);
+
+ if ($watched) {
+ $sql = 'DELETE FROM '. $GLOBALS['tableprefix'] .'watched WHERE uId = '. intval($currentUserID) .' AND watched = '. intval($subjectUserID);
+ if (!($dbresult =& $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add user to watch list', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ } else {
+ $values = array(
+ 'uId' => intval($currentUserID),
+ 'watched' => intval($subjectUserID)
+ );
+ $sql = 'INSERT INTO '. $GLOBALS['tableprefix'] .'watched '. $this->db->sql_build_array('INSERT', $values);
+ if (!($dbresult =& $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not add user to watch list', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ }
+
+ $this->db->sql_transaction('commit');
+ return true;
+ }
+
+ function addUser($username, $password, $email) {
+ // Set up the SQL UPDATE statement.
+ $datetime = gmdate('Y-m-d H:i:s', time());
+ $password = $this->sanitisePassword($password);
+ $values = array('username' => $username, 'password' => $password, 'email' => $email, 'uDatetime' => $datetime, 'uModified' => $datetime);
+ $sql = 'INSERT INTO '. $this->getTableName() .' '. $this->db->sql_build_array('INSERT', $values);
+
+ // Execute the statement.
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not insert user', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+
+ // Everything worked out, so return true.
+ return true;
+ }
+
+ function updateUser($uId, $password, $name, $email, $homepage, $uContent) {
+ if (!is_numeric($uId))
+ return false;
+
+ // Set up the SQL UPDATE statement.
+ $moddatetime = gmdate('Y-m-d H:i:s', time());
+ if ($password == '')
+ $updates = array ('uModified' => $moddatetime, 'name' => $name, 'email' => $email, 'homepage' => $homepage, 'uContent' => $uContent);
+ else
+ $updates = array ('uModified' => $moddatetime, 'password' => $this->sanitisePassword($password), 'name' => $name, 'email' => $email, 'homepage' => $homepage, 'uContent' => $uContent);
+ $sql = 'UPDATE '. $this->getTableName() .' SET '. $this->db->sql_build_array('UPDATE', $updates) .' WHERE '. $this->getFieldName('primary') .'='. intval($uId);
+
+ // Execute the statement.
+ $this->db->sql_transaction('begin');
+ if (!($dbresult = & $this->db->sql_query($sql))) {
+ $this->db->sql_transaction('rollback');
+ message_die(GENERAL_ERROR, 'Could not update user', '', __LINE__, __FILE__, $sql, $this->db);
+ return false;
+ }
+ $this->db->sql_transaction('commit');
+
+ // Everything worked out, so return true.
+ return true;
+ }
+
+ function getAllUsers ( ) {
+ $query = 'SELECT * FROM '. $this->getTableName();
+
+ if (! ($dbresult =& $this->db->sql_query($query)) ) {
+ message_die(GENERAL_ERROR, 'Could not get users', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ $rows = array();
+
+ while ( $row = $this->db->sql_fetchrow($dbresult) ) {
+ $rows[] = $row;
+ }
+ $this->db->sql_freeresult($dbresult);
+ return $rows;
+ }
+
+ // Returns an array with admin uIds
+ function getAdminIds() {
+ $admins = array();
+ foreach($GLOBALS['admin_users'] as $adminName) {
+ if($this->getIdFromUser($adminName) != NULL)
+ $admins[] = $this->getIdFromUser($adminName);
+ }
+ return $admins;
+ }
+
+ function deleteUser($uId) {
+ $query = 'DELETE FROM '. $this->getTableName() .' WHERE uId = '. intval($uId);
+
+ if (!($dbresult = & $this->db->sql_query($query))) {
+ message_die(GENERAL_ERROR, 'Could not delete user', '', __LINE__, __FILE__, $query, $this->db);
+ return false;
+ }
+
+ return true;
+ }
+
+
+ function sanitisePassword($password) {
+ return sha1(trim($password));
+ }
+
+ function generatePassword($uId) {
+ if (!is_numeric($uId))
+ return false;
+
+ $password = $this->_randompassword();
+
+ if ($this->_updateuser($uId, $this->getFieldName('password'), $this->sanitisePassword($password)))
+ return $password;
+ else
+ return false;
+ }
+
+ function isReserved($username) {
+ if (in_array($username, $GLOBALS['reservedusers'])) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function isValidUsername($username) {
+ if (strlen($username) < 4) {
+ return false;
+ }elseif (strlen($username) > 24) {
+ // too long usernames are cut by database and may cause bugs when compared
+ return false;
+ } elseif (preg_match('/(\W)/', $username) > 0) {
+ // forbidden non-alphanumeric characters
+ return false;
+ }
+ return true;
+ }
+
+
+
+ function isValidEmail($email) {
+ if (eregi("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,6})$", $email)) {
+ list($emailUser, $emailDomain) = split("@", $email);
+
+ // Check if the email domain has a DNS record
+ //if ($this->_checkdns($emailDomain)) {
+ return true;
+ //}
+ }
+ return false;
+ }
+
+ /**
+ * Sets a session variable.
+ * Updates it when it is already set.
+ * This is used to detect if cookies work.
+ *
+ * @return void
+ *
+ * @see isSessionStable()
+ */
+ function updateSessionStability() {
+ //find out if we have cookies enabled
+ if (!isset($_SESSION['sessionStable'])) {
+ $_SESSION['sessionStable'] = 0;
+ } else {
+ $_SESSION['sessionStable'] = 1;
+ }
+ }
+
+ /**
+ * Tells you if the session is fresh or old.
+ * If the session is fresh, it's the first page
+ * call with that session id. If the session is old,
+ * we know that cookies (or session persistance) works
+ *
+ * @return boolean True if the
+ *
+ * @see updateSessionStability()
+ */
+ function isSessionStable() {
+ return $_SESSION['sessionStable'] == 1;
+ }
+
+ // Properties
+ function getTableName() { return $this->tablename; }
+ function setTableName($value) { $this->tablename = $value; }
+
+ function getFieldName($field) { return $this->fields[$field]; }
+ function setFieldName($field, $value) { $this->fields[$field] = $value; }
+
+ function getSessionKey() { return $this->sessionkey; }
+ function setSessionKey($value) { $this->sessionkey = $value; }
+
+ function getCookieKey() { return $this->cookiekey; }
+ function setCookieKey($value) { $this->cookiekey = $value; }
+}
+
+
+/* Defines a user. Rare fields are filled if required. */
+class User {
+
+ var $id;
+ var $username;
+ var $name;
+ var $email;
+ var $homepage;
+ var $content;
+ var $datetime;
+ var $isAdmin;
+
+ function User($id, $username) {
+ $this->id = $id;
+ $this->username = $username;
+ }
+
+ function getId() {
+ return $this->id;
+ }
+
+ function getUsername() {
+ return $this->username;
+ }
+
+ function getName() {
+ // Look for value only if not already set
+ if(!isset($this->name)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getUser($this->id);
+ $this->name = $user['name'];
+ }
+ return $this->name;
+ }
+
+ function getEmail() {
+ // Look for value only if not already set
+ if(!isset($this->email)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getUser($this->id);
+ $this->email = $user['email'];
+ }
+ return $this->email;
+ }
+
+ function getHomepage() {
+ // Look for value only if not already set
+ if(!isset($this->homepage)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getUser($this->id);
+ $this->homepage = $user['homepage'];
+ }
+ return $this->homepage;
+ }
+
+ function getContent() {
+ // Look for value only if not already set
+ if(!isset($this->content)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getUser($this->id);
+ $this->content = $user['uContent'];
+ }
+ return $this->content;
+ }
+
+ function getDatetime() {
+ // Look for value only if not already set
+ if(!isset($this->content)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $user = $userservice->getUser($this->id);
+ $this->datetime = $user['uDatetime'];
+ }
+ return $this->datetime;
+ }
+
+ function isAdmin() {
+ // Look for value only if not already set
+ if(!isset($this->isAdmin)) {
+ $userservice =& ServiceFactory::getServiceInstance('UserService');
+ $this->isAdmin = $userservice->isAdmin($this->id);
+ }
+ return $this->isAdmin;
+ }
+
+ function getNbBookmarks($range = 'public') {
+ $bookmarkservice =& ServiceFactory::getServiceInstance('BookmarkService');
+ return $bookmarkservice->countBookmarks($this->getId(), $range);
+ }
+}
+?>