Wiki articles in category How-tos

Showing 41-60 of 292 items.

Relation scope to test existence of related records ("EXISTS")

Created 9 years ago by le_top, updated 9 years ago by le_top.

When one needs to select a record in a table that do not have related records through a relation, it is generally suggested to use a subquery. Personnaly, I prefer a high level approach, and I have a method to do it with scopes.

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2 followers
Viewed: 13 818 times
Version: 1.1
Category: How-tos

Tarpit for bad bots

Created 12 years ago by mithereal, updated 12 years ago by mithereal.

I recently built a tarpit for bad bots.

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9 followers
Viewed: 10 045 times
Version: 1.1
Category: How-tos
Tags: bots, tarpit

How to install pdo_oci

Created 14 years ago by gallego123, updated 12 years ago by gallego123.

From: http://lacot.org/ and me.

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3 followers
Viewed: 36 421 times
Version: 1.1
Category: How-tos

Update a part of content using AJAX when select a GridView row

Created 10 years ago by Kostas Apazidis (KonApaz), updated 10 years ago by CeBe.

Suppose you want to refresh a form or any content when a single row of CGridView is selected

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9 followers
Viewed: 35 481 times
Version: 1.1
Category: How-tos

Alternative wildcard characters CDbCriteria

Created 11 years ago by maigret, updated 11 years ago by maigret.

In SQL, wildcard characters can be used in "LIKE" expressions; the percent sign (%) matches zero or more characters, and underscore (_) a single character. Sometimes users are not familiar with these or they are using different ones like (*) and (+) similar to regular expressions. My colleages do so and then i decided to add this feature by extending CbCriteria. Especially adding a new parameter $...

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2 followers
Viewed: 11 588 times
Version: 1.1
Category: How-tos

How to create Module based Login

Created 10 years ago by Ibrar Turi, updated 10 years ago by CeBe.

Lets say we have 3 modules (customer, user, admin) in an application and we need, separate logins for each module.

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7 followers
Viewed: 21 762 times
Version: 1.1
Category: How-tos

How to apply a layout to an AJAX update

Created 10 years ago by trond, updated 10 years ago by CeBe.
  1. The Main template holds the header, main navigation and footer
  2. One or more layout files holds the column setup, sub navigation etc.
  3. The view files hold the actual page content.
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4 followers
Viewed: 16 459 times
Version: 1.1
Category: How-tos
Tags: AJAX, views

Upload image and content using AJAX and Store it in different table

Created 10 years ago by Selvakumar Kaliyappan, updated 10 years ago by CeBe.

var formData = new FormData($("#post-form")[0]);
$.ajax({
    url: '<?php echo Yii::app()->createUrl("forumPost/uploadPost"); ?>',
    type: 'POST',
    data: formData,
    datatype:'json',
    // as...
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5 followers
Viewed: 72 779 times
Version: 1.1
Category: How-tos

Configuring Yii to run on both Windows and OSX

Created 10 years ago by trond, updated 10 years ago by CeBe.

If you develop your Yii project on both Windows and Mac, there can be a problem setting up the configuration unless the configurations for both system are identical. On my machines I have the following configurations:

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4 followers
Viewed: 12 576 times
Version: 1.1
Category: How-tos
Tags: config

Entire Messages into javascript object

Created 11 years ago by markux, updated 11 years ago by markux.

I needed all messages with their translation into javascript. This is my solution:

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3 followers
Viewed: 10 548 times
Version: 1.1
Category: How-tos

Increasing AR performance in connections with Oracle

Created 13 years ago by Trejder, updated 12 years ago by igorsantos07.

Please, note. This article is entirely based on a work done by me colleague developer, who hasn't got account on this webpage and also hasn't got time for writing this article. I'm writing it for him. I will try to forward him any comments that may appear, but can't assure if/when he'll be able to answer. I'm far, far less experienced in Oracle therefore I won't probably be able to help myself.

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15 followers
Viewed: 49 941 times
Version: 1.1
Category: How-tos

Attaching multiple event handlers to onBeginRequest

Created 10 years ago by Boaz, updated 10 years ago by CeBe.

There came the need to perform two operations, always, on 'application boot' time. Example? My real world example involved some geo-location logic (that's the first operation) and syncing of some session details so KcFinder can be in sync with the user in context - each user with his own session container (the second).

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2 followers
Viewed: 15 484 times
Version: 1.1
Category: How-tos

Simple example for language translation

Created 10 years ago by RKA, updated 10 years ago by CeBe.

Language translation is a common requirement in multi lingual sites. In Yii, we can translate using message and view translation.

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5 followers
Viewed: 37 455 times
Version: 1.1
Category: How-tos
Tags: i18n, Yii

Safely checking if a model class exists (without exploding)

Created 10 years ago by Boaz, updated 10 years ago by CeBe.

While rewriting the PcReportContent extension I'm maintaining I've bumped to a challenge. This wiki was born out of it.

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2 followers
Viewed: 17 624 times
Version: 1.1
Category: How-tos

How to avoid a database update if the ActiveRecord was not modified

Created 9 years ago by tomvdp, updated 9 years ago by tomvdp.

The classic Yii way for doing an update action is as follows:

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3 followers
Viewed: 26 294 times
Version: 1.1
Category: How-tos

Advanced CGridview issues - custom button using php and html

Created 9 years ago by Kostas Apazidis (KonApaz), updated 9 years ago by Kostas Apazidis (KonApaz).

This wiki shows about how to make a custom column or how to pass php-Yii-html code in CButtonColumn (as a button)

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2 followers
Viewed: 13 559 times
Version: 1.1
Category: How-tos

Open bootstrap modal and load content via Ajax

Created 9 years ago by JbalTero, updated 9 years ago by JbalTero.

My goal here is to Open bootstrap modal and load ANY content using ajax response.

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2 followers
Viewed: 61 722 times
Version: 1.1
Category: How-tos

CGridView and AjaxForm Connect

Created 13 years ago by PinkBrainPlan, updated 13 years ago by PinkBrainPlan.

<?php $this->widget('zii.widgets.grid.CGridView', array(

'dataProvider' => $dataprovider,
'id'=>'recipient_table',
    'selectionChanged'=>'updateEditForm',
'columns' => array(
	'rec_id',
            'org.nachname',
            'org.vorname',
            'org_id',
            array(
                'class'=>'CButtonColumn',
                'template'=>'{...
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10 followers
Viewed: 27 425 times
Version: 1.1
Category: How-tos

Syncing sessions between Yii and KCFinder

Created 11 years ago by Thanasis Fotis, updated 10 years ago by Boaz.

>Info: As KCFinder's documentation mentions, if your application (Yii in our case) session handling is using the PHP environment configuration - meaning no change in session handling at all, then no change is needed also on KCFinder side to be able to use this session and thus have this simple interface between your Yii webapp and KCFinder. If t...

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6 followers
Viewed: 16 530 times
Version: 1.1
Category: How-tos

How to Reuse File Upload Code via Behavior

Created 9 years ago by Ahamed Rifaideen, updated 9 years ago by Ahamed Rifaideen.

hello guys now i am going to show you how to Reuse File Upload Code across multiple projects.

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1 follower
Viewed: 10 750 times
Version: 1.1
Category: How-tos