plugins/ajatus/couchdb/views/view.php

   1 <?php
   2 /**
   3  *
   4  * Copyright (c) 2008 Jerry Jalava <jerry.jalava@gmail.com>
   5  * Licensed under the GPLv3 license
   6  * http://www.gnu.org/licenses/gpl.html
   7  *
   8  */
   9
  10 class couchdb_views_view extends couchdb_transport
  11 {
  12     protected $name;
  13     protected $args = '';
  14     protected $data = null;
  15
  16     private $static_views;
  17
  18     public function __construct($name, $configuration)
  19     {
  20         if (empty($name))
  21         {
  22             throw new couchdb_view_exception('No view name given!');
  23         }
  24
  25         parent::__construct($configuration);
  26
  27         $this->name = $name;
  28
  29         $this->static_views = array( '_all_docs' );
  30     }
  31
  32     public function get()
  33     {
  34         return $this->execute("_design/{$this->name}");
  35     }
  36
  37     public function exists()
  38     {
  39         if (   in_array($this->name, $this->static_views)
  40             || $this->name == '_temp_view')
  41         {
  42             return true;
  43         }
  44
  45         try
  46         {
  47             $prefix = '_design';
  48             $suffix = '?revs_info=true';
  49             if (strpos($this->name, '/') !== false)
  50             {
  51                 $prefix = '_view';
  52                 $suffix = '';
  53             }
  54
  55             $this->execute("{$prefix}/{$this->name}{$suffix}");
  56             return ($this->lastStatusCode == 200);
  57         }
  58         catch (couchdb_transport_exception $e)
  59         {
  60             throw new couchdb_view_exception("View {$this->name} not found.");
  61         }
  62
  63         return false;
  64     }
  65
  66     public function set_args($args=null, $raw = false)
  67     {
  68         if (is_null($args))
  69         {
  70             return;
  71         }
  72         if ($raw)
  73         {
  74             $this->data = $args;
  75             return;
  76         }
  77
  78         if (   is_array($args)
  79             && !isset($args['views']))
  80         {
  81             $this->args = '?';
  82             foreach ($args as $key => $value)
  83             {
  84                 $value = rawurlencode($value);
  85                 $this->args .= "{$key}={$value}&";
  86             }
  87             $this->args = substr($this->args, 0, -1);
  88         }
  89         else if(   is_array($args)
  90                 && isset($args['views']))
  91         {
  92             $this->data = json_encode($args);
  93         }
  94         else
  95         {
  96             $this->data = json_encode($args);
  97         }
  98     }
  99
 100     public function run($create_mode=false)
 101     {
 102         if (in_array($this->name, $this->static_views))
 103         {
 104             return $this->execute("{$this->name}{$this->args}");
 105         }
 106
 107         if (   $this->name == '_temp_view'
 108             && !is_null($this->data))
 109         {
 110             /**
 111              * This cannot be right
 112             return $this->execute("{$this->name}{$this->args}", 'POST', json_decode($this->data));
 113              */
 114             if (!is_string($this->data))
 115             {
 116                 return $this->execute("{$this->name}{$this->args}", 'POST', json_encode($this->data));
 117             }
 118             return $this->execute("{$this->name}{$this->args}", 'POST', $this->data);
 119         }
 120
 121         if ($create_mode)
 122         {
 123             return $this->execute("_design/{$this->name}", 'PUT', $this->data);
 124         }
 125
 126         return $this->execute("_view/{$this->name}{$this->args}");
 127     }
 128 }
 129
 130 ?>