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added new method deleteJob. #5

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61a7b30
added new method deleteJob.
YavorAtanasov Dec 2, 2013
e592f6d
Update crontab.php
YavorAtanasov Dec 3, 2013
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351 changes: 194 additions & 157 deletions crontab.php
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Original file line number Diff line number Diff line change
Expand Up @@ -27,170 +27,207 @@
*/

class Crontab {

/**
* Location of the crontab executable
* @var string
*/
var $crontab = '/usr/bin/crontab';

/**
* Location to save the crontab file.
* @var string
*/
var $destination = '/tmp/CronManager';

/**
* Minute (0 - 59)
* @var string
*/
var $minute = 0;

/**
* Hour (0 - 23)
* @var string
*/
var $hour = 10;

/**
* Day of Month (1 - 31)
* @var string
*/
var $dayOfMonth = '*';

/**
* Month (1 - 12) OR jan,feb,mar,apr...
* @var string
*/
var $month = '*';

/**
* Day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
* @var string
*/
var $dayOfWeek = '*';

/**
* @var array
*/
var $jobs = array();

function Crontab() {
}

/**
* Set minute or minutes
* @param string $minute required
* @return object
*/
function onMinute($minute) {
$this->minute = $minute;
return $this;
}

/**
* Set hour or hours
* @param string $hour required
* @return object
*/
function onHour($hour) {
$this->hour = $hour;
return $this;
}

/**
* Set day of month or days of month
* @param string $dayOfMonth required
* @return object
*/
function onDayOfMonth($dayOfMonth) {
$this->dayOfMonth = $dayOfMonth;
return $this;
}

/**
* Set month or months
* @param string $month required
* @return object
*/
function onMonth($month) {
$this->month = $month;
return $this;
}

/**
* Set day of week or days of week
* @param string $minute required
* @return object
*/
function onDayOfWeek($dayOfWeek) {
$this->dayOfWeek = $dayOfWeek;
return $this;
}

/**
* Set entire time code with one function. This has to be a complete entry. See http://en.wikipedia.org/wiki/Cron#crontab_syntax
* @param string $timeCode required
* @return object
*/
function on($timeCode) {
list(
$this->minute,
$this->hour,
$this->dayOfMonth,
$this->month,
$this->dayOfWeek
) = explode(' ', $timeCode);

/**
* Location of the crontab executable
* @var string
*/
var $crontab = '/usr/bin/crontab';

/**
* Location to save the crontab file.
* @var string
*/
var $destination = '/tmp/CronManager';

/**
* Minute (0 - 59)
* @var string
*/
var $minute = 0;

/**
* Hour (0 - 23)
* @var string
*/
var $hour = 10;

/**
* Day of Month (1 - 31)
* @var string
*/
var $dayOfMonth = '*';

/**
* Month (1 - 12) OR jan,feb,mar,apr...
* @var string
*/
var $month = '*';

/**
* Day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tue,wed,thu,fri,sat
* @var string
*/
var $dayOfWeek = '*';


/**
* @var array
*/
var $jobs = array();

return $this;
}

/**
* Add job to the jobs array. Each time segment should be set before calling this method. The job should include the absolute path to the commands being used.
* @param string $job required
* @return object
*/
function doJob($job) {
$this->jobs[] = $this->minute.' '.
$this->hour.' '.
$this->dayOfMonth.' '.
$this->month.' '.
$this->dayOfWeek.' '.
$job;
/**
* @var array
*/
var $old_jobs = array();

function Crontab() {
}

function __construct(){

return $this;
$this -> old_jobs = $this->listJobs();
}

/**
* Save the jobs to disk, remove existing cron
* @param boolean $includeOldJobs optional
* @return boolean
*/
function activate($includeOldJobs = true) {
$contents = implode("\n", $this->jobs);
$contents .= "\n";

/**
* Set minute or minutes
* @param string $minute required
* @return object
*/
function onMinute($minute) {
$this->minute = $minute;
return $this;
}

/**
* Set hour or hours
* @param string $hour required
* @return object
*/
function onHour($hour) {
$this->hour = $hour;
return $this;
}

/**
* Set day of month or days of month
* @param string $dayOfMonth required
* @return object
*/
function onDayOfMonth($dayOfMonth) {
$this->dayOfMonth = $dayOfMonth;
return $this;
}

/**
* Set month or months
* @param string $month required
* @return object
*/
function onMonth($month) {
$this->month = $month;
return $this;
}

/**
* Set day of week or days of week
* @param string $minute required
* @return object
*/
function onDayOfWeek($dayOfWeek) {
$this->dayOfWeek = $dayOfWeek;
return $this;
}


/**
* Set entire time code with one function. This has to be a complete entry. See http://en.wikipedia.org/wiki/Cron#crontab_syntax
* @param string $timeCode required
* @return object
*/
function on($timeCode) {
list(
$this->minute,
$this->hour,
$this->dayOfMonth,
$this->month,
$this->dayOfWeek
) = explode(' ', $timeCode);

return $this;
}

/**
* Add job to the jobs array. Each time segment should be set before calling this method. The job should include the absolute path to the commands being used.
* @param string $job required
* @return object
*/
function doJob($job) {
$this->jobs[] = $this->minute.' '.
$this->hour.' '.
$this->dayOfMonth.' '.
$this->month.' '.
$this->dayOfWeek."\t".
$job;

return $this;
}

/**
* Save the jobs to disk, remove existing cron
* @param boolean $includeOldJobs optional
* @return boolean
*/
function activate($includeOldJobs = true) {
$contents = '';
if($includeOldJobs) {
$contents .= $this->listJobs();
}

if(is_writable($this->destination) || !file_exists($this->destination)){
exec($this->crontab.' -r;');
$contents .= implode("\n", $this->old_jobs);
$contents .= "\n";
}
$contents .= implode("\n", $this->jobs);
$contents .= "\n";

if(is_writable($this->destination) || !file_exists($this->destination)){
file_put_contents($this->destination, $contents, LOCK_EX);
exec($this->crontab.' '.$this->destination.';');
return true;
}
exec($this->crontab.' -r;');
exec($this->crontab.' '.$this->destination.';');
return true;
}

return false;
}

/**
* List current cron jobs
* @return array
*/
function listJobs() {
exec($this->crontab.' -l;', $tmp);
return $tmp;
}

return false;
}

/**
* List current cron jobs
* @return string
*/
function listJobs() {
return exec($this->crontab.' -l;');
}
/**
* Delete one job from current jobs.
* @return array
*/
function deleteJob($job = null) {
if (!is_null($job)){
$data = array();
$tmp = $this -> old_jobs;
$rowsDeleted = 0;
if (is_array($tmp)){
foreach($tmp as $val){
if(!preg_match('/'.$job.'/',$val)){
$data[] = $val;
} else {
$rowsDeleted++;
}
}
}
$this -> old_jobs = $data;
}
return $rowsDeleted;
}
}

?>