/campayn_settings.php

<?php

//

//  SETTINGS CONFIGURATION CLASS

//

//  By Olly Benson / v 1.3 / 20 November 2011 / http://code.olib.co.uk

//

//  HOW TO USE

//  * add a include() to this file in your plugin. 

//  * amend the config class below to add your own settings requirements. 

//  * to avoid potential conflicts change the namespace to something unique.

//  * Full details of how to use Settings see here: http://codex.wordpress.org/Settings_API  

 

 

class ob_campayn_settings_config {

var $group = 'ob_campayn'; // defines setting groups (should be bespoke to your settings) 



var $menu = array( 

	'page_name' => 'ob_campayn', // defines which pages settings will appear on. Either bespoke or media/discussion/reading etc

	'title' => "Campayn",  // page title that is displayed 

	'intro_text' => "", // This allows you to configure the Bar search plugin exactly the way you want it", // text below title

	'nav_title' => "Campayn" // how page is listed on left-hand Settings panel

	);



// settings screen WITHOUT API key

var $sections_withoutkey = array(

    'campayn' => array(

        'title' => "Campayn Settings",

        'description' => "",

        'fields' => array (

          'apikey' => array (

              'label' => "Campayn API Key",

              'description' => "Enter your Campayn API Key before using the plugin. You can get one <a href=\"http://campayn.com/login?redirect=/users/api\">here</a>.",

              'length' => "65",

              'suffix' => "",

              'default_value' => ""

              ),

          'signup' => array(

              'label' => "Sign up free",

              'description' => "You can edit this text by editin the function... ",

              'function'  => 'campayn_signup_callback',

          )

      )));



//settings screen WITH API key

var $sections_withkey = array(

    'campayn' => array(

        'title' => "Campayn Settings",

        'description' => "",

        'fields' => array (

          'apikey' => array (

              'label' => "Campayn API Key",

              'description' => "Enter your Campayn API Key before using the plugin. You can get one <a href=\"http://campayn.com/login?redirect=/users/api\">here</a>.",

              'length' => "65",

              'suffix' => "",

              'default_value' => ""

              ),

          'forms' => array (

              'label' => "Forms",    

              'function' => "ob_api_key_callback",

              'length' => "40",

              'suffix' => "",

              'default_value' => "",

              'description' => "Copy and paste the form shortcode on your site"

              ),

        ),

    ),

	  'commentators' => array (        

       'title' => "Comment subscritions",

       'description' => "",

       'fields' => array(

          'enabled' => array (

              'label' => "Enable comment subscriptions", // you can edit this text in campayn.php in the function below

              'function' => "campayn_setting_checkbox",

              ),

          'list' => array(

              'label' => 'Select contact list',

              'function'  => 'campayn_setting_dropdown',

          ),

          'text' => array(

              'label'       => 'Text',

              'description' => '',

              'length'      => 255,

              'default_value' => 'Signup to out newsletter!',

          )

    )

    )

);

};







class ob_campayn_settings {

var $settingsConfig = NULL;

 

function __CONSTRUCT() {



	$this->settingsConfig = get_class_vars(sprintf('%s_settings_config','ob_campayn'));





    if (function_exists('add_action')) :

      add_action('admin_init', array( &$this, 'admin_init'));

      add_action('admin_menu', array( &$this, 'admin_add_page'));

      endif;

}

 

function admin_add_page() {

	extract($this->settingsConfig['menu']);

	add_options_page($title,$nav_title, 'manage_options', $page_name, array( &$this,'options_page'));

	}

 

function options_page() {

	printf('</pre><div><h2>%s</h2>%s<form action="options.php" method="post">',$this->settingsConfig['menu']['title'],$this->settingsConfig['menu']['intro_text']);

	settings_fields($this->settingsConfig['group']);

	do_settings_sections($this->settingsConfig['menu']['page_name']);

	printf('<input type="submit" name="Submit" value="%s" /></form></div><pre>',__('Save Changes'));

	}

 

function admin_init(){

  $apikey = get_option('ob_campayn_apikey');

  $apikey = $apikey['text_string'];

  if (!empty($apikey)) {

    $this->settingsConfig['sections'] = $this->settingsConfig['sections_withkey'];

  } else {

    $this->settingsConfig['sections'] = $this->settingsConfig['sections_withoutkey'];

  }



  foreach ($this->settingsConfig["sections"] AS $section_key=>$section_value) :

    add_settings_section($section_key, $section_value['title'], array( &$this, 'section_text'), $this->settingsConfig['menu']['page_name'], $section_value);

    foreach ($section_value['fields'] AS $field_key=>$field_value) :

      $function = (!empty($field_value['dropdown'])) ? array( &$this, 'setting_dropdown' ) : array( &$this, 'setting_string' );

      $function = (!empty($field_value['function'])) ? $field_value['function'] : $function;

      $callback = (!empty($field_value['callback'])) ? $field_value['callback'] : NULL;

      add_settings_field($this->settingsConfig['group'].'_'.$field_key, $field_value['label'], $function, $this->settingsConfig['menu']['page_name'], 

		$section_key,array_merge($field_value,array('name' => $this->settingsConfig['group'].'_'.$field_key)));

      register_setting($this->settingsConfig['group'], $this->settingsConfig['group'].'_'.$field_key,$callback);

      endforeach;

    endforeach;

  }

 

function section_text($value = NULL) {

	printf("%s",$this->settingsConfig['sections'][$value['id']]['description']);

	}

 

function setting_string($value = NULL) {

  $options = get_option($value['name']);

  $default_value = (!empty ($value['default_value'])) ? $value['default_value'] : NULL;

  printf('<input id="%s" type="text" name="%1$s[text_string]" value="%2$s" size="40" /> %3$s%4$s',

    $value['name'],

    (!empty ($options['text_string'])) ? $options['text_string'] : $default_value,

    (!empty ($value['suffix'])) ? $value['suffix'] : NULL,

    (!empty ($value['description'])) ? sprintf("<br /><em>%s</em>",$value['description']) : NULL);

  }

 

function setting_dropdown($value = NULL) {

  $options = get_option($value['name']);

  $default_value = (!empty ($value['default_value'])) ? $value['default_value'] : NULL;

  $current_value = ($options['text_string']) ? $options['text_string'] : $default_value;

    $chooseFrom = array();

    $choices = $this->settingsConfig['dropdown_options'][$value['dropdown']];

  foreach($choices AS $key=>$option) $chooseFrom[]= sprintf('<option value="%s" %s>%s</option>',$key,($current_value == $key ) ? ' selected="selected"' : NULL,$option);

  printf('<select id="%s" name="%1$s[text_string]">%2$s</select>%3$s',$value['name'],implode("",$chooseFrom),(!empty ($value['description'])) ? sprintf("<br /><em>%s</em>",$value['description']) : NULL);

  }

 

//end class

}

$a = (sprintf('%s_settings','ob_campayn'));

$b = (sprintf("%s_init",'ob_campayn'));

$$b = new $a;

?>