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   1  <?php
   2  
   3  require_once  ('Config.php');
   4  require_once  ('Language.php');
   5  
   6  /**
   7    * Service.php - manage service creation, update and deletes.
   8    */
   9  
  10  class Service {
  11      var $config;
  12  
  13      var $id;
  14      var $name;
  15      var $code;
  16      var $result;
  17      var $quality;
  18      var $language;
  19  
  20      /**
  21        * Service Constructor
  22        * $service = new Service($config, $id);
  23        *
  24        * param $config Configuration class
  25        * param $id When provided, grab all info for that service
  26        */
  27  	function Service ($config, $id="") {
  28          $this->config = $config;
  29          if ($id > 0) {
  30              $this->id = $id;
  31              $rows = $this->config->select("select id, name, code, result, quality, language from services where id = ?", $id);
  32              if (isset($rows[0]) && $rows[0]->id > 0) {
  33                  $this->name = $rows[0]->name;
  34                  $this->code = $rows[0]->code;
  35                  $this->result = $rows[0]->result;
  36                  $this->quality = $rows[0]->quality;
  37                  $this->language = new Language($this->config, $rows[0]->language);
  38              } else {
  39                  error_log("Service not found");
  40                  return false;
  41              }
  42          }
  43          return true;
  44      }
  45  
  46      /**
  47        * Create a new service if there's no service with that name yet.
  48        * Construct object first.
  49        * $service->create();
  50        *
  51        * param $name The service name
  52        * param $language The language ID it's service uses
  53        * param $code The code to run
  54        * param $result The result regular expression, if match status is UP, else is DOWN
  55        * param $quality The quality regular expression, the first match will be the quality
  56        * return $id Newly created service's ID
  57        */
  58  	function create ($name, $language, $code, $result="", $quality="") {
  59          if ($this->config->select("select id from services where name = ?", $name))
  60              return false;
  61          else {
  62              $values = array($name, $code, $result, $quality, $language);
  63              $this->config->query("insert into services values (NULL, ?, ?, ?, ?, ?)", $values);
  64              $rows = $this->config->select("select last_insert_id() as id");
  65              $this->id = $rows[0]->id;
  66              $this->name = $name;
  67              $this->language = new Language($this->config, $language);
  68              $this->code = $code;
  69              $this->result = $result;
  70              $this->quality = $quality;
  71              return $this->id;
  72          }
  73      }
  74  
  75      /**
  76        * Update the current service on the database using the current parameters.
  77        * $service->name = "new service's name";
  78        * $service->update()
  79        */
  80  	function update () {
  81          $values = array( $this->name, $this->code, $this->result, $this->quality, $this->language, $this->id );
  82          return $this->config->query("update services set name = ?, code = ?, result = ?, quality = ?, language = ? where id = ?", $values);
  83      }
  84  
  85      /**
  86        * Delete the current service IF and only IF there's no probe using it.
  87        * $service->delete();
  88        */
  89  	function delete () {
  90          $values = array( $this->id );
  91          if ($this->config->select("select id from probes where service_id = ?", $values))
  92              return null;
  93          return $this->config->query("delete from services where id = ?", $values);
  94      }
  95  
  96      /**
  97        * Dumper.
  98        * $service->dump();
  99        */
 100  	function dump () {
 101          print "\t\t* Service: $this->name\n";
 102          print "\t\t  Code: $this->code\n";
 103          print "\t\t  Result: $this->result\n";
 104          print "\t\t  Quality: $this->quality\n";
 105          print "\t\t  Delay: $this->delay\n";
 106          $this->language->dump();
 107      }
 108  }
 109  ?>