How to use doctrine or symfony pager with different column selected from multiple table?
How can I implement pagination using Doctrine_Pager or sfDoctrinePager while my query selects multiple columns from two or more tables ?
Edit1:
Ok, now I figured out that it can be done how Nathan has described below! I got confused as I couldn't retrieve certain data from the query! Let me describe it below:
This is my pager query:
$pager = new sfDoctrinePager('sfGuardUser', '5');
$q = Doctrine_Query::create()
->select('u.id, u.username, p.org_name, g.name, l.status')
->from('sfGuardUser u')
->leftJoin('u.Profile p')
->leftJoin('u.Groups g')
->leftJoin('u.LicensedVendors l')
->where('g.name = \'client\'');
$pager->setQuery($q);
$pager->setPage($request->getParameter('page', 1));
$pager->init();
Now in my Template I can retrieve my sfGuardUser and Profile data like this:
foreach ($pager->getResults() as $data) {
echo $data->username ; //outputs 'username' from sfGuardUser table
echo '<br />' ;
echo $data->Profile->org_name ; //outputs 'Organization name' from sfGuardUserProfile table
}
I was wrongly trying to retrieve the profile data by $data->org_name
and not $data->Profile->org_name
! Now its working for this part correctly, but there is still an issue !
I am still unable to retrieve the Groups & LicensedVendors data using $data->Groups->name
or $data->开发者_开发技巧LicensedVendors->status
! It does not show any error or any value either! looks like it outputs an empty string. Shouldn't it get the value just like Profile data ?
But when I hydrate
the query by setting:
$q->setHydrationMode(Doctrine_Core::HYDRATE_SCALAR);
I can retrieve all data through:
foreach ($pager->getResults() as $data) {
echo $data['u_username'];
echo $data['p_org_name'];
echo $data['g_name'];
echo $data['l_status'];
}
How to get those data without setting **Doctrine_Core::HYDRATE_SCALAR**
? Where I'm doing wrong for retrieving those Groups and LicensedVendors table data?
Here is the schema definition of the tables described above:
License:
actAs: [Timestampable]
tableName: licenses
columns:
id:
type: integer(4)
primary: true
notnull: true
autoincrement: true
status:
type: enum
values: ['approved','pending_admin','pending_client','pending_vendor','rejected']
default: 'pending'
client_id:
type: integer(8)
notnull: true
vendor_id:
type: integer(8)
notnull: true
product_desc:
type: clob(16777215)
supplier_name:
type: string(80)
other_desc:
type: string(50)
financial_statement:
type: clob
relations:
VendorUser:
class: sfGuardUser
local: client_id
foreign: id
foreignAlias: LicensedVendors
onDelete: cascade
foreignType: many
owningSide: true
ClientUser:
class: sfGuardUser
local: vendor_id
foreign: id
foreignAlias: LicensedClients
onDelete: cascade
foreignType: many
owningSide: true
sfGuardUser:
actAs: [Timestampable]
columns:
first_name: string(255)
last_name: string(255)
email_address:
type: string(255)
notnull: true
unique: true
username:
type: string(128)
notnull: true
unique: true
algorithm:
type: string(128)
default: sha1
notnull: true
salt: string(128)
password: string(128)
is_active:
type: boolean
default: 1
is_super_admin:
type: boolean
default: false
last_login:
type: timestamp
indexes:
is_active_idx:
fields: [is_active]
relations:
Groups:
class: sfGuardGroup
local: user_id
foreign: group_id
refClass: sfGuardUserGroup
foreignAlias: Users
sfGuardUserProfile:
actAs:
Timestampable: ~
columns:
user_id:
type: integer
notnull: true
email:
type: string(80)
notnull: true
unique: true
email_new:
type: string(80)
unique: true
firstname:
type: string(30)
lastname:
type: string(70)
org_name:
type: string(80)
notnull: true
relations:
User:
class: sfGuardUser
foreign: id
local: user_id
type: one
onDelete: cascade
foreignType: one
foreignAlias: Profile
sfGuardGroup:
actAs: [Timestampable]
columns:
name:
type: string(255)
unique: true
description: string(1000)
relations:
Users:
class: sfGuardUser
refClass: sfGuardUserGroup
local: group_id
foreign: user_id
foreignAlias: Groups
Edit2: I posted my new issues which I described in first edit as a separate question here !
I guess as long as your query gives back a Doctrine_Collection object, you can use it with a pager, can't you?
Yeah, what greg0ire said. This documentation is a bit old, but it shows what you'd need with Propel in the old days. Updating to Doctrine would be like,
public function executeList ()
{
$pager = new sfDoctrinePager('Comment', 2);
$q = Doctrine_Core::getTable('Comment')
->createQuery('c')
->where('c.author = ?', 'Steve')
->leftJoin('c.Article a')
->andWhere('a.content LIKE ?', '%enjoy%')
->orderBy('c.created_at ASC');
$pager->setQuery($q);
$pager->setPage($request->getParameter('page', 1));
$pager->init();
$this->pager = $pager;
}
This blog post, "Symfony doctrine pager for two tables" has a more extended/convoluted example. Oh, looks like that was the author's answer to his own SO question.
精彩评论