Cron

FreePBX::Cron()->getAll();

/**
 * Returns an array of all the lines for the user
 * @return array Crontab lines for user
 */
public function getAll() {}

/**
 * Checks if the line exists exactly as is in this users crontab
 * @param {string} $line Line to check
 * @return {bool} True or false if the line exists
 */
public function checkLine($line = null) {}

/**
 * Add the line given to this users crontab
 * @param {string} $line The line to add
 * @return {bool} Return true if the line was added
 */
public function addLine($line) {}

/**
 * Remove the line given (if it exists) from this users cronttab.
 * Note: this will only remove the first if there's a duplicate.
 * @param  {string} $line The line to remove
 * @return {bool} True if removed, false if not found
 */
public function remove($line) {}

/**
 * Remove the line given (if it exists) from this users cronttab.
 * Note: this will only remove the first if there's a duplicate.
 * @param  {string} $line The line to remove
 * @return {bool} True if removed, false if not found
 */public function removeLine($line) {}

/**
 * Add an entry to Cron. Takes either a direct string, or an array of the following options:
 * Either (a string):
 *   * * * * * /bin/command/to/run
 * or
 *  array (
 *    array("command" => "/bin/command/to/run",  "minute" => "1"), // Runs command at 1 minute past the hour, every hour
 *    array("command" => "/bin/command/to/run", "magic" => "@hourly"), // Runs it hourly
 *    "* * * * * /bin/command/to/run",
 *    array("@monthly /bin/command/to/run"), // Runs it monhtly
 *  )
 *
 * See the end of 'man 5 crontab' for the extension commands you can use.
 * crontab does sanity checking when importing a crontab. If this is throwing an exception
 * about being unable to add an entry,check the error file /tmp/cron.error for reasons.
 */
public function add() {}

/**
 * Removes all reference of $cmd in cron
 * @param {string} $cmd The command to remove
 */
public function removeAll($cmd) {}