[Phpmyadmin-devel] [GSoC2012] Refactoring: Table search, Db search, Multi-table query

[Ammar Yasir]

On Tue, Apr 3, 2012 at 4:03 AM, Ammar Yasir <ayax88 at gmail.com> wrote:

> Hi,
>
> The noticed that the table search scripts(tbl_select.php,
> tbl_zoom_select.php) and multi-table query(db_qbe.php) basically display a
> 'Query-by-Example' form. I think we can design a qbeForm class through
> which we can customize a QBE form for each of the three scripts.
>
> The basic elements of a QBE form are columns and details about each
> column. Considering column as an entity, we can assign HTML content of each
> column element like datatype, collation, operator, sort, criteria as the
> attributes of 'column' entity. To be more specific,
> a 'column'  entity would contain,
> S.No. | Attribute        |   HTML               |  Script
>  1      |  Data-type      |  text                   | tbl_select.php,
> tbl_zoom_select.php
>  2      |  Collation       |  text                   | tbl_select.php,
> tbl_zoom_select.php
>  3      |  Sort             |  HTML Select      | db_qbe.php
>  4      |  Ins/Del         | HTML input         | db_qbe.php
>  5      |  Modify         |  output of S.No 4 | db_qbe.php
>  6      |  Show           | HTML checkbox  | db_qbe.php
>  7      | Criteria          |  (a) HTML input   | db_qbe.php
>                                | (b) HTML Select | tbl_select.php,
> tbl_zoom_select.php
>  8      |  Value           | (a) HTML input    | tbl_select.php,
> tbl_zoom_select.php
>                               |  (b) multiselect    | tbl_select.php,
> tbl_zoom_select.php
>                               | Foreign Values    | tbl_select.php,
> tbl_zoom_select.php, browse_foreigners.php
>
> We can decide on what HTML we want to display for each 'column'
> entity(depending on the script in consideration) and customize our QBE form.
> One thing to note is that, from 'column' entity we will generate an empty
> HTML skeleton (say column block). The values of HTML select and others(for
> example operators) will be updated using AJAX calls. I guess that could
> also be included as a procedure in the QBE class (or column class).
> A QBE form can consist of various column blocks ( tbl_zoom_select.php has
> 2, db_qbe.php initially has 3 and tbl_select.php has count($fields) ).
> For, db_qbe.php 'column' blocks can be added dynamically just by creating
> an instance of 'column' entity.
> One issue could be that in tbl_zoom_select.php and db_qbe.php we need to
> select columns, i.e, columns are displayed in a select box, while in
> tbl_select.php all the columns are listed. But I guess, it can be worked
> out in time.
>
> Regards,
> Ammar Yasir
>
> Would such OOP be feasible?
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