Returns a single value from a record
/**
* Set the location of the specified event _id
*
* @see Kronolith_Geo_Base#setLocation()
* @throws Kronolith_Exception
*/
public function setLocation($event_id, $point)
{
/* First make sure it doesn't already exist */
$sql = 'SELECT COUNT(*) FROM kronolith_events_geo WHERE event_id = ?';
try {
$count = $this->_db->selectValue($sql, array($event_id));
} catch (Horde_Db_Exception $e) {
throw new Kronolith_Exception($e);
}
/* Do we actually have data? If not, see if we are deleting an
* existing entry. */
if ((empty($point['lat']) || empty($point['lon'])) && $count) {
// Delete the record.
$this->deleteLocation($event_id);
return;
} elseif (empty($point['lat']) || empty($point['lon'])) {
return;
}
if (empty($point['zoom'])) {
$point['zoom'] = 0;
}
/* INSERT or UPDATE */
$params = array($point['lat'], $point['lon'], $point['zoom'], $event_id);
try {
if ($count) {
$sql = 'UPDATE kronolith_events_geo SET event_lat = ?, event_lon = ?, event_zoom = ? WHERE event_id = ?';
$this->_db->update($sql, $params);
} else {
$sql = 'INSERT into kronolith_events_geo (event_lat, event_lon, event_zoom, event_id) VALUES(?, ?, ?, ?)';
$this->_db->insert($sql, $params);
}
} catch (Horde_Db_Exception $e) {
throw new Horde_Exception($e);
}
}
/**
* Check if tags exists, optionally create them if they don't and return ids
* for all that exist (including those that are optionally created).
*
* @param string|array $tags The tag names to check.
* @param boolean $create If true, create the tag in the tags table.
*
* @return array A hash of tag_name => tag_id values.
*/
protected function _checkTags($tags, $create = true)
{
if (empty($tags)) {
return array();
}
if (!is_array($tags)) {
$tags = is_int($tags) ? array($tags) : $this->splitTags($tags);
}
$tagIds = array();
// Anything already typed as an integer is assumed to be a tag id.
foreach ($tags as $tag) {
if (is_int($tag)) {
$tagIds[$tag] = $tag;
continue;
}
// Don't attempt to tag with an empty value
if (!strlen(trim($tag))) {
continue;
}
// Get the ids for any tags that already exist.
$sql = 'SELECT tag_id FROM ' . $this->_t('tags') . ' WHERE LOWER(tag_name) = LOWER(' . $this->toDriver($tag) . ')';
if ($id = $this->_db->selectValue($sql)) {
$tagIds[$tag] = (int) $id;
} elseif ($create) {
// Create any tags that didn't already exist
$tagIds[$tag] = (int) $this->_db->insert('INSERT INTO ' . $this->_t('tags') . ' (tag_name) VALUES (' . $this->toDriver($tag) . ')');
}
}
return $tagIds;
}
/**
* Return the current value of the modseq. We take the MAX of the
* horde_histories table instead of the value of the horde_histories_modseq
* table to ensure we never miss an entry if we query the history system
* between the time we call nextModSeq() and the time the new entry is
* written.
*
* @param string $parent Restrict to entries a specific parent.
*
* @return integer|boolean The highest used modseq value, false if no history.
*/
public function getHighestModSeq($parent = null)
{
$sql = 'SELECT history_modseq FROM horde_histories';
if (!empty($parent)) {
$sql .= ' WHERE object_uid LIKE ' . $this->_db->quote($parent . ':%');
}
$sql .= ' ORDER BY history_modseq DESC';
$sql = $this->_db->addLimitOffset($sql, array('limit' => 1));
try {
$modseq = $this->_db->selectValue($sql);
} catch (Horde_Db_Exception $e) {
throw new Horde_History_Exception($e);
}
if (is_null($modseq) || $modseq === false) {
try {
$modseq = $this->_db->selectValue('SELECT MAX(history_modseq) FROM horde_histories_modseq');
} catch (Horde_Db_Exception $e) {
throw new Horde_History_Exception($e);
}
if (!empty($modseq)) {
return $modseq;
} else {
return false;
}
}
return $modseq;
}
/**
*/
public function write($id, $session_data)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
$this->_db->beginDbTransaction();
}
/* Check if session exists. */
try {
$exists = $this->_db->selectValue(sprintf('SELECT 1 FROM %s WHERE session_id = ?', $this->_params['table']), array($id));
} catch (Horde_Db_Exception $e) {
return false;
}
/* Update or insert session data. */
$values = array('session_data' => new Horde_Db_Value_Binary($session_data), 'session_lastmodified' => time());
try {
if ($exists) {
$this->_db->updateBlob($this->_params['table'], $values, array('session_id = ?', array($id)));
} else {
$this->_db->insertBlob($this->_params['table'], array_merge(array('session_id' => $id), $values));
}
$this->_db->commitDbTransaction();
} catch (Horde_Db_Exception $e) {
try {
$this->_db->rollbackDbTransaction();
} catch (Horde_Db_Exception $e) {
}
return false;
}
return true;
}
/**
* @TODO
*
* @param <type> $clientID
* @param <type> $enterDescription
* @param string $exportID
* @return <type>
*/
public function updateClientSettings($clientID, $enterDescription = 1, $exportID = null)
{
if (empty($exportID)) {
$exportID = null;
}
$sql = 'SELECT clientjob_id FROM hermes_clientjobs WHERE clientjob_id = ?';
$values = array($clientID);
if ($this->_db->selectValue($sql, $values) !== $clientID) {
$sql = 'INSERT INTO hermes_clientjobs (clientjob_id,' . ' clientjob_enterdescription, clientjob_exportid)' . ' VALUES (?, ?, ?)';
$values = array($clientID, (int) $enterDescription, $this->_convertToDriver($exportID));
try {
return $this->_db->insert($sql, $values);
} catch (Horde_Db_Exception $e) {
throw new Hermes_Exception($e);
}
} else {
$sql = 'UPDATE hermes_clientjobs SET' . ' clientjob_exportid = ?, clientjob_enterdescription = ?' . ' WHERE clientjob_id = ?';
$values = array($this->_convertToDriver($exportID), (int) $enterDescription, $clientID);
try {
return $this->_db->update($sql, $values);
} catch (Horde_Db_Exception $e) {
throw new Hermes_Exception($e);
}
}
}
/**
*/
public function exists($key, $lifetime = 0)
{
$okey = $key;
$key = hash('md5', $key);
/* Build SQL query. */
$query = 'SELECT 1 FROM ' . $this->_params['table'] . ' WHERE cache_id = ?';
$values = array($key);
// 0 lifetime checks for objects which have no expiration
if ($lifetime != 0) {
$query .= ' AND cache_timestamp >= ?';
$values[] = time() - $lifetime;
}
try {
$result = $this->_db->selectValue($query, $values);
} catch (Horde_Db_Exception $e) {
return false;
}
$timestamp = time();
if (empty($result)) {
if ($this->_logger) {
$this->_logger->log(sprintf('Cache exists() miss: %s (Id %s newer than %d)', $okey, $key, $timestamp), 'DEBUG');
}
return false;
}
if ($this->_logger) {
$this->_logger->log(sprintf('Cache exists() hit: %s (Id %s newer than %d)', $okey, $key, $timestamp), 'DEBUG');
}
return true;
}
/**
*/
public function write($id, $session_data)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
$this->_db->beginDbTransaction();
}
/* Check if session exists. */
try {
$exists = $this->_db->selectValue(sprintf('SELECT 1 FROM %s WHERE session_id = ?', $this->_params['table']), array($id));
} catch (Horde_Db_Exception $e) {
return false;
}
/* Update or insert session data. */
$session_data = new Horde_Db_Value_Binary($session_data);
try {
if ($exists) {
$query = sprintf('UPDATE %s ' . 'SET session_data = ?, session_lastmodified = ? ' . 'WHERE session_id = ?', $this->_params['table']);
$values = array($session_data, time(), $id);
$this->_db->update($query, $values);
} else {
$query = sprintf('INSERT INTO %s ' . '(session_id, session_data, session_lastmodified) ' . 'VALUES (?, ?, ?)', $this->_params['table']);
$values = array($id, $session_data, time());
$this->_db->insert($query, $values);
}
$this->_db->commitDbTransaction();
} catch (Horde_Db_Exception $e) {
try {
$this->_db->rollbackDbTransaction();
} catch (Horde_Db_Exception $e) {
}
return false;
}
return true;
}
/**
* Returns an Amavisd-new policy for storage and retrieval.
*
* @return string The results of the of the policy lookup. Can be the ID
* of the policy, false if not found.
* @throws Sam_Exception
*/
protected function _lookupPolicyID()
{
try {
return $this->_db->selectValue(sprintf('SELECT %s FROM %s WHERE %s = ?', $this->_mapAttributeToField('policies', 'id'), $this->_mapNameToTable('policies'), $this->_mapAttributeToField('policies', 'name')), array($this->_user));
} catch (Horde_Db_Exception $e) {
return false;
}
}
/**
* Returns an interface name from a stored collection ID map.
*
* @param string $external An external collection ID.
*
* @return string The collection's application.
*
* @throws Horde_Dav_Exception
*/
public function getCollectionInterface($external)
{
try {
return $this->_db->selectValue('SELECT id_interface FROM horde_dav_collections ' . 'WHERE id_external = ?', array($external));
} catch (Horde_Db_Exception $e) {
throw new Horde_Dav_Exception($e);
}
}
/**
* Returns a group name.
*
* @param mixed $gid A group ID.
*
* @return string The group's name.
* @throws Horde_Group_Exception
*/
public function getName($gid)
{
try {
return $this->_db->selectValue('SELECT group_name FROM horde_groups WHERE group_uid = ?', array($gid));
} catch (Horde_Db_Exception $e) {
throw new Horde_Group_Exception($e);
}
}
/**
* Returns whether an alarm is snoozed.
*
* @param string $id The alarm's unique id.
* @param string $user The alarm's user
* @param Horde_Date $time The time when the alarm may be snoozed.
*
* @return boolean True if the alarm is snoozed.
* @throws Horde_Alarm_Exception
*/
protected function _isSnoozed($id, $user, Horde_Date $time)
{
$query = sprintf('SELECT 1 FROM %s WHERE alarm_id = ? AND %s AND (alarm_dismissed = 1 OR (alarm_snooze IS NOT NULL AND alarm_snooze >= ?))', $this->_params['table'], !empty($user) ? 'alarm_uid = ?' : '(alarm_uid = ? OR alarm_uid IS NULL)');
try {
return $this->_db->selectValue($query, array($id, $user, $time->setTimezone('UTC')->format(Horde_Date::DATE_DEFAULT)));
} catch (Horde_Db_Exception $e) {
throw new Horde_Alarm_Exception(Horde_Alarm_Translation::t("Server error when querying database."));
}
}
/**
* Gets the next field order position within a form.
*
* @param integer $form_id
*
* @return integer
* @throws Ulaform_Exception
*/
protected function _nextFieldOrder($form_id)
{
$sql = 'SELECT MAX(field_order) FROM ulaform_fields WHERE form_id = ?';
try {
return $this->_db->selectValue($sql, array($form_id)) + 1;
} catch (Horde_Db_Exception $e) {
throw new Ulaform_Exception($e->getMessage);
}
}
/**
* @param string $mailbox
*
* @return string UID from base table.
*/
protected function _getUid($mailbox)
{
$query = $this->_baseSql($mailbox);
$query[0] = 'SELECT d.messageid ' . $query[0];
try {
return $this->_db->selectValue($query[0], $query[1]);
} catch (Horde_Db_Exception $e) {
return null;
}
}
/**
* Returns the count of all shares that $userid has access to.
*
* @param string $userid The userid of the user to check access for.
* @param integer $perm The level of permissions required.
* @param mixed $attributes Restrict the shares counted to those
* matching $attributes. An array of
* attribute/values pairs or a share owner
* username.
* @param mixed $parent The share to start searching from
* (Horde_Share_Object, share_id, or null)
* @param boolean $allLevels Return all levels, or just the direct
* children of $parent?
*
* @return integer Number of shares the user has access to.
* @throws Horde_Share_Exception
*/
public function countShares($userid, $perm = Horde_Perms::SHOW, $attributes = null, $parent = null, $allLevels = true)
{
$query = 'SELECT COUNT(DISTINCT s.share_id) ' . $this->getShareCriteria($userid, $perm, $attributes, $parent, $allLevels);
try {
$this->_db->selectValue($query);
} catch (Horde_Db_Exception $e) {
throw new Horde_Share_Exception($e);
}
return $this->_db->selectValue($query);
}
/**
* Stores user preferences and default values in the backend.
*
* @param boolean $defaults Whether to store the global defaults instead
* of user options.
*
* @throws Sam_Exception
*/
public function store($defaults = false)
{
if ($defaults) {
$store = $this->_defaults;
$user = $this->_params['global_user'];
} else {
$store = $this->_options;
$user = $this->_user;
}
foreach ($store as $attribute => $value) {
$option = $this->_mapAttributeToOption($attribute);
/* Delete the option if it is the same as the default */
if (!$defaults && isset($this->_defaults[$attribute]) && $this->_defaults[$attribute] === $value) {
try {
$this->_db->delete('DELETE FROM ' . $this->_params['table'] . ' WHERE username = ? AND preference = ?', array($user, $option));
} catch (Horde_Db_Exception $e) {
throw new Sam_Exception($e);
}
continue;
}
if (is_array($value)) {
try {
$this->_db->delete('DELETE FROM ' . $this->_params['table'] . ' WHERE username = ? AND preference = ?', array($user, $option));
} catch (Horde_Db_Exception $e) {
throw new Sam_Exception($e);
}
foreach ($value as $address) {
/* Don't save email addresses already in defaults. */
if (!$defaults && isset($this->_defaults[$attribute]) && (is_array($this->_defaults[$attribute]) && in_array($address, $this->_defaults[$attribute]) || $this->_defaults[$attribute] === $address)) {
continue;
}
try {
$this->_db->insert('INSERT INTO ' . $this->_params['table'] . ' (username, preference, value)' . ' VALUES (?, ?, ?)', array($user, $option, $address));
} catch (Horde_Db_Exception $e) {
throw new Sam_Exception($e);
}
}
} else {
try {
$result = $this->_db->selectValue('SELECT 1 FROM ' . $this->_params['table'] . ' WHERE username = ? AND preference = ?', array($user, $option));
} catch (Horde_Db_Exception $e) {
throw new Sam_Exception($e);
}
try {
if (!$result) {
$this->_db->insert('INSERT INTO ' . $this->_params['table'] . ' (username, preference, value)' . ' VALUES (?, ?, ?)', array($user, $option, $value));
} else {
$this->_db->insert('UPDATE ' . $this->_params['table'] . ' SET value = ?' . ' WHERE username = ? AND preference = ?', array($value, $user, $option));
}
} catch (Horde_Db_Exception $e) {
throw new Sam_Exception($e);
}
}
}
}
/**
* Check for the (rare) possibility of a synckey collision between
* collections.
*
* @param string $guid The GUID portion of the synckey to check.
*
* @return boolean true if there was a collision.
*/
protected function _checkCollision($guid)
{
$sql = 'SELECT COUNT(sync_key) FROM ' . $this->_syncStateTable . ' WHERE sync_devid = ? AND sync_folderid != ? AND sync_key LIKE ?';
$values = array($this->_deviceInfo->id, $this->_collection['id'], '{' . $guid . '}%');
try {
return (bool) $this->_db->selectValue($sql, $values);
} catch (Horde_Db_Exception $e) {
$this->_logger->err(sprintf('[%s] %s', $this->_procid, $e->getMessage()));
throw new Horde_ActiveSync_Exception($e);
}
}
/**
* Does the token exist?
*
* @param string $tokenID Token ID.
*
* @return boolean True if the token exists.
* @throws Horde_Token_Exception
*/
public function exists($tokenID)
{
/* Build SQL query. */
$query = 'SELECT token_id FROM ' . $this->_params['table'] . ' WHERE token_address = ? AND token_id = ?';
$values = array($this->_encodeRemoteAddress(), $tokenID);
try {
return $this->_db->selectValue($query, $values);
} catch (Horde_Db_Exception $e) {
return false;
}
}
/**
* Returns the number of events in the current calendar.
*
* @return integer The number of events.
* @throws Kronolith_Exception
*/
public function countEvents()
{
$query = 'SELECT count(*) FROM kronolith_events WHERE calendar_id = ?';
/* Run the query. */
try {
$result = $this->_db->selectValue($query, array($this->calendar));
} catch (Horde_Db_Exception $e) {
throw new Kronolith_Exception($e);
}
return $result;
}
/**
* Checks if a userId exists in the system.
*
* @param string $userId User ID for which to check
*
* @return boolean Whether or not the userId already exists.
*/
public function exists($userId)
{
/* Build the SQL query. */
$query = sprintf('SELECT 1 FROM %s WHERE %s = ?', $this->_params['table'], $this->_params['username_field']);
$values = array($userId);
try {
return (bool) $this->_db->selectValue($query, $values);
} catch (Horde_Db_Exception $e) {
return false;
}
}
/**
* Search for a user's free/busy information.
*
* @param string $email The email address to lookup
* @param boolean $private_only (optional) Only return free/busy
* information owned by this used.
*
* @return Horde_Icalendar_Vfreebusy
* @throws Kronolith_Exception
*/
public function search($email, $private_only = false)
{
/* Build the SQL query. */
$query = sprintf('SELECT vfb_serialized FROM %s WHERE vfb_email = ? AND (vfb_owner = ?', $this->_params['table']);
$values = array($email, $this->_user);
if ($private_only) {
$query .= ')';
} else {
$query .= " OR vfb_owner = '')";
}
/* Execute the query. */
try {
$result = $this->_db->selectValue($query, $values);
if (empty($result)) {
throw new Horde_Exception_NotFound();
}
return Horde_Serialize::unserialize($result, Horde_Serialize::BASIC);
} catch (Horde_Db_Exception $e) {
throw new Kronolith_Exception($e);
}
}
/**
* Check for the existence of ANY entries in the map table for this device
* and user.
*
* An extra database query for each sync, but the payoff is that we avoid
* having to stat every message change we send to the client if there are no
* client generated changes for this sync period.
*
* @return boolean
* @throws Horde_ActiveSync_Exception
*/
protected function _havePIMChanges()
{
// No benefit from making this extra query for email collections.
if ($this->_collection['class'] == Horde_ActiveSync::CLASS_EMAIL) {
return true;
}
$sql = 'SELECT COUNT(*) FROM ' . $this->_syncMapTable . ' WHERE sync_devid = ? AND sync_user = ? AND sync_folderid = ?';
try {
return (bool) $this->_db->selectValue($sql, array($this->_deviceInfo->id, $this->_deviceInfo->user, $this->_collection['serverid']));
} catch (Horde_Db_Exception $e) {
throw new Horde_ActiveSync_Exception($e);
}
}
/**
* Returns a list of parent permissions.
*
* @param string $child The name of the child to retrieve parents for.
*
* @return array A hash with all parents in a tree format.
* @throws Horde_Perms_Exception
*/
public function getParents($child)
{
$query = 'SELECT perm_parents FROM ' . $this->_params['table'] . ' WHERE perm_name = ?';
try {
$result = $this->_db->selectValue($query, array($child));
} catch (Horde_Db_Exception $e) {
throw new Horde_Perms_Exception($e);
}
if (empty($result)) {
throw new Horde_Perms_Exception('Does not exist', Horde_Perms_Exception::NOT_EXIST);
}
return $this->_getParents($result);
}
/**
*/
public function numberOfRecipients($hours, $user = false)
{
/* Build the SQL query. */
$query = sprintf('SELECT COUNT(*) FROM %s WHERE sentmail_ts > ? AND sentmail_success = 1', $this->_params['table']);
if ($user) {
$query .= sprintf(' AND sentmail_who = %s', $this->_db->quote($GLOBALS['registry']->getAuth()));
}
/* Execute the query. */
try {
return $this->_db->selectValue($query, array(time() - $hours * 3600));
} catch (Horde_Db_Exception $e) {
return 0;
}
}
/**
* Ensure the style hash is recorded in the database.
*
* @param string $hash The hash to record.
*/
public function ensureHash($hash)
{
$query = 'SELECT COUNT(*) FROM ansel_hashes WHERE style_hash = ?';
try {
$results = $this->_db->selectValue($query, array($hash));
} catch (Horde_Db_Exception $e) {
throw new Ansel_Exception($e);
}
if (!$results) {
try {
$this->_db->insert('INSERT INTO ansel_hashes (style_hash) VALUES(?)', array($hash));
} catch (Horde_Db_Exception $e) {
throw new Ansel_Exception($e);
}
}
}
/**
*/
public function store($scope_ob)
{
if (!$this->_db->isActive()) {
$this->_db->reconnect();
}
$charset = $this->_db->getOption('charset');
// For each preference, check for an existing table row and
// update it if it's there, or create a new one if it's not.
foreach ($scope_ob->getDirty() as $name) {
$value = $scope_ob->get($name);
if (is_null($value)) {
$this->remove($scope_ob->scope, $name);
} else {
$values = array($this->_params['user'], $name, $scope_ob->scope);
// Does a row already exist for this preference?
$query = 'SELECT 1 FROM ' . $this->_params['table'] . ' WHERE pref_uid = ? AND pref_name = ?' . ' AND pref_scope = ?';
try {
$check = $this->_db->selectValue($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
/* Driver has no support for storing locked status. */
$value = Horde_String::convertCharset($value, 'UTF-8', $charset);
$value = new Horde_Db_Value_Binary($value);
if (empty($check)) {
// Insert a new row.
$query = 'INSERT INTO ' . $this->_params['table'] . ' ' . '(pref_uid, pref_scope, pref_name, pref_value) VALUES' . '(?, ?, ?, ?)';
$values = array($this->_params['user'], $scope_ob->scope, $name, $value);
try {
$this->_db->insert($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
} else {
// Update the existing row.
$query = 'UPDATE ' . $this->_params['table'] . ' SET pref_value = ?' . ' WHERE pref_uid = ?' . ' AND pref_name = ?' . ' AND pref_scope = ?';
$values = array($value, $this->_params['user'], $name, $scope_ob->scope);
try {
$this->_db->update($query, $values);
} catch (Horde_Db_Exception $e) {
throw new Horde_Prefs_Exception($e);
}
}
}
}
}
/**
* Searches the SQL database with the given criteria and returns a
* filtered list of results. If the criteria parameter is an empty array,
* all records will be returned.
*
* @param array $criteria Array containing the search criteria.
* @param array $fields List of fields to return.
* @param array $blobFields TODO
* @param array $appendWhere An additional where clause to append.
* Array should contain 'sql' and 'params'
* params are used as bind parameters.
* @param boolean $count_only Only return the count of matching entries,
* not the entries themselves.
*
* @return mixed array|integer Hash containing the search results or the
* count of matching entries.
* @throws Turba_Exception
*/
protected function _internalSearch(array $criteria, array $fields, $blobFields = array(), $appendWhere = array(), $count_only = false)
{
/* Build the WHERE clause. */
$where = '';
$values = array();
if (count($criteria) || !empty($this->_params['filter'])) {
foreach ($criteria as $key => $vals) {
if ($key == 'OR' || $key == 'AND') {
if (!empty($where)) {
$where .= ' ' . $key . ' ';
}
$binds = $this->_buildSearchQuery($key, $vals);
$where .= '(' . $binds[0] . ')';
$values += $binds[1];
}
}
$where = ' WHERE ' . $where;
if (count($criteria) && !empty($this->_params['filter'])) {
$where .= ' AND ';
}
if (!empty($this->_params['filter'])) {
$where .= $this->_params['filter'];
}
if (count($appendWhere)) {
$where .= ' AND ' . $appendWhere['sql'];
$values = array_merge($values, $appendWhere['params']);
}
} elseif (count($appendWhere)) {
$where = ' WHERE ' . $appendWhere['sql'];
$values = array_merge($values, $appendWhere['params']);
}
/* Build up the full query. */
try {
if ($count_only) {
return $this->_db->selectValue('SELECT COUNT(*) FROM ' . $this->_params['table'] . $where, $values);
}
return $this->_parseRead($blobFields, $this->_db->selectAll('SELECT ' . implode(', ', $fields) . ' FROM ' . $this->_params['table'] . $where, $values));
} catch (Horde_Db_Exception $e) {
throw new Turba_Exception(_("Server error when performing search."));
}
}
/**
*/
public function removeVersion($pagename, $version)
{
$values = array($this->_convertToDriver($pagename), (int) $version);
/* We need to know if we're deleting the current version. */
try {
$result = $this->_db->selectValue('SELECT 1 FROM ' . $this->_params['table'] . ' WHERE page_name = ? AND page_version = ?', $values);
} catch (Horde_Db_Exception $e) {
$result = false;
}
if (!$result) {
/* Removing a historical revision - we can just slice it out of the
* history table. $values is unchanged. */
try {
$this->_db->delete('DELETE FROM ' . $this->_params['historytable'] . ' WHERE page_name = ? and page_version = ?', $values);
} catch (Horde_Db_Exception $e) {
throw new Wicked_Exception($e);
}
return;
}
/* We're deleting the current version. Have to promote the next-most
* revision from the history table. */
try {
$query = 'SELECT * FROM ' . $this->_params['historytable'] . ' WHERE page_name = ? ORDER BY page_version DESC';
$query = $this->_db->addLimitOffset($query, array('limit' => 1));
$revision = $this->_db->selectOne($query, array($this->_convertToDriver($pagename)));
/* Replace the current version of the page with the version being
* promoted. */
$this->_db->beginDbTransaction();
$this->_db->update('UPDATE ' . $this->_params['table'] . ' SET' . ' page_text = ?, page_version = ?,' . ' version_created = ?, change_author = ?, change_log = ?' . ' WHERE page_name = ?', array($revision['page_text'], (int) $revision['page_version'], (int) $revision['version_created'], $revision['change_author'], $revision['change_log'], $this->_convertToDriver($pagename)));
/* Finally, remove the version that we promoted from the history
* table. */
$this->_db->delete('DELETE FROM ' . $this->_params['historytable'] . ' WHERE page_name = ? and page_version = ?', array($this->_convertToDriver($pagename), (int) $revision['page_version']));
$this->_db->commitDbTransaction();
} catch (Horde_Db_Exception $e) {
$this->_db->rollbackDbTransaction();
throw new Wicked_Exception($e);
}
}
/**
* Searches forums for matching threads or posts.
*
* @param array $filter Hash of filter criteria:
* 'forums' => Array of forum IDs to search. If not
* present, searches all forums.
* 'keywords' => Array of keywords to search for. If not
* present, finds all posts/threads.
* 'allkeywords' => Boolean specifying whether to find all
* keywords; otherwise, wants any keyword.
* False if not supplied.
* 'message_author' => Name of author to find posts by. If not
* present, any author.
* 'searchsubjects' => Boolean specifying whether to search
* subjects. True if not supplied.
* 'searchcontents' => Boolean specifying whether to search
* post contents. False if not supplied.
* @param string $sort_by The column by which to sort.
* @param integer $sort_dir The direction by which to sort:
* 0 - ascending
* 1 - descending
* @param string $from The thread to start listing at.
* @param string $count The number of threads to return.
*
* @return array A search result hash where:
* 'results' => Array of messages.
* 'total => Total message number.
* @throws Agora_Exception
*/
public function search($filter, $sort_by = 'message_subject', $sort_dir = 0, $from = 0, $count = 0)
{
if (!isset($filter['allkeywords'])) {
$filter['allkeywords'] = false;
}
if (!isset($filter['searchsubjects'])) {
$filter['searchsubjects'] = true;
}
if (!isset($filter['searchcontents'])) {
$filter['searchcontents'] = false;
}
/* Select forums ids to search in */
$sql = 'SELECT forum_id, forum_name FROM ' . $this->_forums_table . ' WHERE ';
if (empty($filter['forums'])) {
$sql .= ' active = ? AND scope = ?';
$values = array(1, $this->_scope);
} else {
$sql .= ' forum_id IN (' . implode(',', $filter['forums']) . ')';
$values = array();
}
try {
$forums = $this->_db->selectAssoc($sql, $values);
} catch (Horde_Db_Exception $e) {
throw new Agora_Exception($e->getMessage());
}
/* Build query */
$sql = ' FROM ' . $this->_threads_table . ' WHERE forum_id IN (' . implode(',', array_keys($forums)) . ')';
if (!empty($filter['keywords'])) {
$sql .= ' AND (';
if ($filter['searchsubjects']) {
$keywords = '';
foreach ($filter['keywords'] as $keyword) {
if (!empty($keywords)) {
$keywords .= $filter['allkeywords'] ? ' AND ' : ' OR ';
}
$keywords .= 'message_subject LIKE ' . $this->_db->quote('%' . $keyword . '%');
}
$sql .= '(' . $keywords . ')';
}
if ($filter['searchcontents']) {
if ($filter['searchsubjects']) {
$sql .= ' OR ';
}
$keywords = '';
foreach ($filter['keywords'] as $keyword) {
if (!empty($keywords)) {
$keywords .= $filter['allkeywords'] ? ' AND ' : ' OR ';
}
$keywords .= 'body LIKE ' . $this->_db->quote('%' . $keyword . '%');
}
$sql .= '(' . $keywords . ')';
}
$sql .= ')';
}
if (!empty($filter['author'])) {
$sql .= ' AND message_author = ' . $this->_db->quote(Horde_String::lower($filter['author']));
}
/* Sort by result column. */
$sql .= ' ORDER BY ' . $sort_by . ' ' . ($sort_dir ? 'DESC' : 'ASC');
/* Slice directly in DB. */
if ($count) {
$total = $this->_db->selectValue('SELECT COUNT(*) ' . $sql);
$sql = $this->_db->addLimitOffset($sql, array('limit' => $count, 'offset' => $from));
}
$sql = 'SELECT message_id, forum_id, message_subject, message_author, message_timestamp ' . $sql;
try {
$messages = $this->_db->select($sql);
} catch (Horde_Db_Exception $e) {
throw new Agora_Exception($e->getMessage());
}
if (empty($messages)) {
return array('results' => array(), 'total' => 0);
}
$results = array();
$msg_url = Horde::url('messages/index.php');
$forum_url = Horde::url('threads.php');
while ($message = $messages->fetch()) {
if (!isset($results[$message['forum_id']])) {
$index = array('agora' => $message['forum_id'], 'scope' => $this->_scope);
$results[$message['forum_id']] = array('forum_id' => $message['forum_id'], 'forum_url' => $forum_url->add($index), 'forum_name' => $this->convertFromDriver($forums[$message['forum_id']]), 'messages' => array());
}
$index = array('agora' => $message['forum_id'] . '.' . $message['message_id'], 'scope' => $this->_scope);
$results[$message['forum_id']]['messages'][] = array('message_id' => $message['message_id'], 'message_subject' => htmlspecialchars($this->convertFromDriver($message['message_subject'])), 'message_author' => $message['message_author'], 'message_date' => $this->dateFormat($message['message_timestamp']), 'message_url' => $msg_url->add($index));
}
return array('results' => $results, 'total' => $total);
}
/**
* Returns a single value from a record
*
* @param string $sql SQL statement.
* @param mixed $arg1 Either an array of bound parameters or a query
* name.
* @param string $arg2 If $arg1 contains bound parameters, the query
* name.
*
* @return string
* @throws Horde_Db_Exception
*/
public function selectValue($sql, $arg1 = null, $arg2 = null)
{
$result = $this->_read->selectValue($sql, $arg1, $arg2);
$this->_lastQuery = $this->_read->getLastQuery();
return $result;
}
