说到php连mongoDB，不得不先介绍一下php的官方手册，网址在：http://us.php.net/manual/en/book.mongo.php，接下来给大家分享一个本人常用的MONGODB的操作类，详见的数据库操作都有了，小伙伴可以参考下。
mongo_db.php
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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 | class Mongo_db { private static $instanceof = NULL; public $mongo; private $host = 'localhost'; private $port = '27017'; private $db; public $dbname; private $table = NULL; public function __construct($host = NULL, $port = NULL, $dbname = NULL, $table = NULL) { if (NULL === $dbname) { $this->throwError('集合不能为空！'); } if (NULL !== $host) { $this->host = $host; } if (NULL !== $port) { $this->port = $port; } $this->table = $table; $this->mongo = new MongoClient($this->host . ':' . $this->port); if ($this->getVersion() >= '0.9.0') { $this->dbname = $this->mongo->selectDB($dbname); $this->db = $this->dbname->selectCollection($table); } else { $this->db = $this->mongo->$dbname->$table; } } public function getVersion() { return MongoClient::VERSION; } public function insert($doc = array()) { if (empty($doc)) { $this->throwError('插入的数据不能为空！'); } try { if (!$this->db->insert($doc)) { throw new MongoException('插入数据失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } public function insertMulti($doc = array()) { if (empty($doc)) { $this->throwError('插入的数据不能为空！'); } foreach ($doc as $key => $val) { if (is_array($val)) { $this->insert($val); } } } public function findOne($where = NULL) { if (NULL === $where) { try { if ($result = $this->db->findOne()) { return $result; } else { throw new MongoException('查找数据失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } else { try { if ($result = $this->db->findOne($where)) { return $result; } else { throw new MongoException('查找数据失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } } public function find($where = NULL) { if (NULL === $where) { try { if ($result = $this->db->find()) { } else { throw new MongoException('查找数据失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } else { try { if ($result = $this->db->find($where)) { } else { throw new MongoException('查找数据失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } $arr = array(); foreach ($result as $id => $val) { $arr[] = $val; } return $arr; } public function getCount() { try { if ($count = $this->db->count()) { return $count; } else { throw new MongoException('查找总数失败'); } } catch (MongoException $e) { $this->throwError($e->getMessage()); } } public function getDbs() { return $this->mongo->listDBs(); } public function dropDb($dbname = NULL) { if (NULL !== $dbname) { $retult = $this->mongo->dropDB($dbname); if ($retult['ok']) { return TRUE; } else { return FALSE; } } $this->throwError('请输入要删除的数据库名称'); } public function closeDb() { $this->mongo->close(TRUE); } public function throwError($errorInfo='') { echo "出错了：$errorInfo"; die(); } } |
来源:http://www.jb51.net/article/66882.htm
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