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                <?php  | 
            
                            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package Pods\Components  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @subpackage Builder  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                if ( !class_exists( 'LayoutModule' ) )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                if ( !class_exists( 'PodsBuilderModuleField' ) ) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    class PodsBuilderModuleField extends LayoutModule { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        var $_name = '';  | 
            
                            
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                        var $_var = 'pods-builder-field';  | 
            
                            
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                        var $_description = '';  | 
            
                            
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                        var $_editor_width = 500;  | 
            
                            
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                        var $_can_remove_wrappers = true;  | 
            
                            
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                        /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * Register the Module  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                         */  | 
            
            
                                                                        
                            
            
                                                                    
                                                                                                        
            
            
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                View Code Duplication | 
                        public function __construct () { | 
            
                            
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                            $this->_name = __( 'Pods - Field Value', 'pods' );  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->_description = __( "Display a single Pod item's field value", 'pods' );  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->module_path = dirname( __FILE__ );  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->LayoutModule();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * Set default variables  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @param $defaults  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @return mixed  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function _get_defaults ( $defaults ) { | 
            
                            
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                            $new_defaults = array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'pod_type' => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'slug' => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'field' => '',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'sidebar' => 'none'  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return ITUtility::merge_defaults( $new_defaults, $defaults );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * Output something before the table form  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @param object $form Form class  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @param bool $results  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function _before_table_edit ( $form, $results = true ) { | 
            
                            
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                ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    <p><?php echo $this->_description; ?></p>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * Output something at the start of the table form  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @param object $form Form class  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * @param bool $results  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function _start_table_edit ( $form, $results = true ) { | 
            
                            
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                            $api = pods_api();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $all_pods = $api->load_pods( array( 'names' => true ) );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $pod_types = array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            foreach ( $all_pods as $pod_name => $pod_label ) { | 
            
                            
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                                $pod_types[ $pod_name ] = $pod_label . ' (' . $pod_name . ')'; | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    <tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td valign="top">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <label for="pod_type"><?php _e( 'Pod', 'pods' ); ?></label>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <?php  | 
            
            
                                                                                                            
                            
            
                                                                    
                                                                                                        
            
            
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                View Code Duplication | 
                                if ( 0 < count( $all_pods ) )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    $form->add_drop_down( 'pod_type', $pod_types );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                else  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    echo '<strong class="red">' . __( 'None Found', 'pods' ) . '</strong>';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    </tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    <tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td valign="top">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <label for="slug"><?php _e( 'Slug or ID', 'pods' ); ?></label>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <?php $form->add_text_box( 'slug' ); ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    </tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    <tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td valign="top">  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <label for="field"><?php _e( 'Field', 'pods' ); ?></label>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        <td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            <?php $form->add_text_box( 'field' ); ?>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        </td>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    </tr>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         * Module Output  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                         */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        function _render ( $fields ) { | 
            
                            
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                            $args = array(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'name' => trim( pods_var_raw( 'pod_type', $fields[ 'data' ], '' ) ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'slug' => trim( pods_var_raw( 'slug', $fields[ 'data' ], '' ) ),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'field' => trim( pods_var_raw( 'field', $fields[ 'data' ], '' ) )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                View Code Duplication | 
                            if ( 0 < strlen( $args[ 'name' ] ) && 0 < strlen( $args[ 'slug' ] ) && 0 < strlen( $args[ 'field' ] ) )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                echo pods_shortcode( $args, ( isset( $content ) ? $content : null ) );  | 
            
                            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                new PodsBuilderModuleField();  | 
            
            
                        
The PSR-1: Basic Coding Standard recommends that a file should either introduce new symbols, that is classes, functions, constants or similar, or have side effects. Side effects are anything that executes logic, like for example printing output, changing ini settings or writing to a file.
The idea behind this recommendation is that merely auto-loading a class should not change the state of an application. It also promotes a cleaner style of programming and makes your code less prone to errors, because the logic is not spread out all over the place.
To learn more about the PSR-1, please see the PHP-FIG site on the PSR-1.