push array within array within array(collection) in mongodb using php -


i have collection in mongodb called job

    job{            _id : ‘12344’,            cust_id: 'cust1',            title: 'create website',            description: 'we require in 2 weeks only',            location: 'japan',            images:{                       'image1',                       'image2',                       'image3'                    },             video:{                       'video1',                       'video2'                   },            budget:'15000',            duration:'2 weeks',            proposals:[{                            "sender_id" => "5",                            "description" =>"i can task before 2 week",                             "date" => "2013-08-05"                       },                       {                             "sender_id" => "6",                             "description" =>"i can task in 2 week, best quality",                              "date" => "2013-08-05"                        }                      ]        }

i want add messages in proposal attributes sender_id=5 below;

job{                _id : ‘12344’,                cust_id: 'cust1',                title: 'create website',                description: 'we require in 2 weeks only',                location: 'japan',                images:{                           'image1',                           'image2',                           'image3'                        },                 video:{                           'video1',                           'video2'                       },                budget:'15000',                duration:'2 weeks',                proposals:[{                                "sender_id" => "5",                                "description" =>"i can task before 2 week",                              "date" => "2013-08-05"                                “messages”:[{                                          "message_sender" :"can meet",                                           "date" : "2013-08-06"                                          }                                       ]                           },                           {                                 "sender_id" => "6",                                 "description" =>"i can task in 2 week, best quality",                              "date" => "2013-08-05"                            }                          ]            }

my document is,

$document = array(                      "message_sender" =>"can meet",                   "date" => "2013-08-06"          );

i having hard time doing thing. add messages proposal array. out there php code?

this perfect answer work me,

db.jobs.update({"_id" : "12344","proposals.sender_id":"5"},{$push:{"proposals.$.messages" : { "message" : "can meet" , "date":"2013-08-06"}}})

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