Esempio n. 1
0
 /**
  * Parses a crontab with commentaries. It assumes the comment for a cron job
  * comes before the job definition.
  * 
  * @return Crontab
  */
 protected function _parseCrontab()
 {
     $pattern = "/\n(?(DEFINE)\n\n    # Subroutine matching the (optional) comment sign preceding a cron definition\n    (?<_commentSign>(?:\\#[ \t]*))\n    \n    # Subroutine matching the time expression\n    (?<_expression>\n        \n        # either match expression\n        (?:\n            (?:\n                [\\d\\*\\/\\,\\-\\%]+                 # minute part\n            )\n            [ \t]+                              # space\n            (?:\n                [\\d\\*\\/\\,\\-\\%]+                 # hour part\n            )\n            [ \t]+                              # space\n            (?:\n                [\\d\\*\\/\\,\\-\\%]+                 # day of month part\n            )\n            [ \t]+                              # space\n            (?:\n                [\\d\\*\\/\\,\\-\\%]+|jan|feb|        # month part\n                mar|apr|may|jun|jul|aug|\n                sep|oct|nov|dec\n            )\n            [ \t]+                              # space\n            (?:\n                [\\d\\*\\/\\,\\-\\%]+|mon|tue|        # day of week part\n                wed|thu|fri|sat|sun\n            )\n        )\n        \n        # or match specials\n        | (?:\n            @hourly|@midnight|@daily|\n            @weekly|@monthly|@yearly|\n            @annually|@reboot\n        )\n    )\n    \n    # Subroutine matching the command part (everything except line ending)\n    (?<_command>[^\r\n]*)\n\n    # Subroutine matching full cron definition (time + command)\n    (?<_cronDefinition>\n        ^(?&_commentSign)?                      # comment sign (optional)\n        (?&_expression)                         # time expression part\n        \\s+                                     # space\n        (?&_command)                            # command part\n    )\n    \n    # Subroutine matching comment (which is above cron, by convention)\n    (?<_comment>[^\r\n]*)\n)\n\n# Here's where the actual matching happens.\n# Subroutine calls are wrapped by named capture groups so we could\n# easily reference the captured subpatterns later.\n\n# A comment isn't allowed to look like a cron definition, or otherwise\n# commented crons could pass as comments for neighboring crons\n^(?(?!(?&_cronDefinition))                      # conditional: not a cron definition\n    (?:\n        (?&_commentSign)                        # comment sign preceding comment\n        (?P<comment>(?&_comment))               # comment\n        \\s*                                     # trailing whitespace, if any\n        [\r\n]{1,}                              # line endings\n    )?                                          # comment is, however, optional\n)\n(?P<cronCommentSign>^(?&_commentSign)?)         # comment sign for 'paused' crons (optional)\n(?P<expression>(?&_expression))                 # time expression\n\\s+                                             # space\n(?P<command>(?&_command))                       # command to be run (everything, but line ending)\n\\s*[\r\n]{1,}                                   # trailing space and line ending\n\n        /imx";
     $this->_jobs = array();
     if (preg_match_all($pattern, $this->_rawTable, $lines, PREG_SET_ORDER)) {
         foreach ($lines as $lineParts) {
             $job = new Job();
             $job->setRaw($lineParts[0]);
             $job->setComment(empty($lineParts['comment']) ? null : $lineParts['comment']);
             $job->setIsPaused($lineParts['cronCommentSign'] != '');
             $job->setExpression($lineParts['expression']);
             $job->setCommand($lineParts['command']);
             $this->_jobs[] = $job;
         }
     }
     return $this;
 }
Esempio n. 2
0
         $expression = ExpressionService::createExpression($formData);
     } else {
         $expression = $formData['expression'];
     }
     // This is an edit
     if ($hash) {
         $job = $crontab->findByHash($hash);
         if (!$job) {
             $app->render(500, array('error' => true, 'msg' => 'Cron job no longer exists'));
             $app->stop();
         }
     } else {
         $job = new Crontab\Job();
     }
     $job->setExpression($expression);
     $job->setCommand($formData['command']);
     $job->setComment($formData['name']);
     if ($hash) {
         $crontab->update($job);
     } else {
         $crontab->add($job);
     }
     $crontab->save();
     $response = array('error' => false, 'msg' => 'The job has been saved.', 'hash' => $job->getHash());
     if ((bool) $formData['returnHtml']) {
         $response['html'] = $app->config('view')->partial('partials/job.phtml', array('job' => $job));
     }
     $app->render(200, $response);
 } else {
     $app->render(500, array('error' => true, 'msg' => $form->getFormattedMessages()));
 }