TbButtonColumn.php

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<?php
Yii::import('zii.widgets.grid.CButtonColumn');

class TbButtonColumn extends CButtonColumn {
        
        public $viewButtonIcon = 'eye-open';

        public $updateButtonIcon = 'pencil';

        public $deleteButtonIcon = 'trash';

        protected function initDefaultButtons() {
                
                parent::initDefaultButtons();

                if ($this->viewButtonIcon !== false && !isset($this->buttons['view']['icon'])) {
                        $this->buttons['view']['icon'] = $this->viewButtonIcon;
                }
                if ($this->updateButtonIcon !== false && !isset($this->buttons['update']['icon'])) {
                        $this->buttons['update']['icon'] = $this->updateButtonIcon;
                }
                if ($this->deleteButtonIcon !== false && !isset($this->buttons['delete']['icon'])) {
                        $this->buttons['delete']['icon'] = $this->deleteButtonIcon;
                }
        }

        protected function renderButton($id, $button, $row, $data) {
                
                if (isset($button['visible']) && !$this->evaluateExpression(
                        $button['visible'],
                        array('row' => $row, 'data' => $data)
                )
                ) {
                        return;
                }

                $label = isset($button['label']) ? $button['label'] : $id;
                $url = isset($button['url']) ? $this->evaluateExpression($button['url'], array('data' => $data, 'row' => $row))
                        : '#';
                $options = isset($button['options']) ? $button['options'] : array();

                if (!isset($options['title'])) {
                        $options['title'] = $label;
                }

                if (!isset($options['data-toggle'])) {
                        $options['data-toggle'] = 'tooltip';
                }

                if (isset($button['icon']) && $button['icon']) {
                        if (strpos($button['icon'], 'icon') === false && strpos($button['icon'], 'fa') === false) {
                                $button['icon'] = 'glyphicon glyphicon-' . implode('glyphicon-', explode(' ', $button['icon']));
                        }

                        echo CHtml::link('<i class="' . $button['icon'] . '"></i>', $url, $options);
                } else if (isset($button['imageUrl']) && is_string($button['imageUrl'])) {
                        echo CHtml::link(CHtml::image($button['imageUrl'], $label), $url, $options);
                } else {
                        echo CHtml::link($label, $url, $options);
                }
        }
}