<?php

define('LAYERSLIDER_TABLE', 'layerslider');
if (!defined('NL')) {
  define("NL", "\r\n");
}

if (!defined('TAB')) {
  define("TAB", "\t");
}

include_once 'layer_slider_functions.php';

include_once 'layer_slider.inc';

function layer_slider_help($path, $arg) {

  $output = '';

  switch ($path) {
    case 'admin/layerslider':
    case 'admin/layerslider/edit':
    case 'admin/layerslider/add':

      if (function_exists('file_get_contents')) {
        // we do display documentation to customers.
      }
      return $output;
  }
}

/**
 * Implements hook_init()
 */
function layer_slider_init() {

  // check path if "admin/layerslider/*" will add following css, and js
  if (arg(0) == 'admin' && arg(1) == 'layerslider') {

    $path = drupal_get_path('module', 'layer_slider');

    drupal_add_library('system', 'ui');
    drupal_add_library('system', 'farbtastic');
    //drupal_add_library('system', 'ui.widget');
    drupal_add_library('system', 'ui.sortable');
    drupal_add_library('system', 'ui.draggable');

    //$js_data= 'var thickboxL10n = {"next":"Next >","prev":"< Prev","image":"Image","of":"of","close":"Close","noiframes":"This feature requires inline frames. You have iframes disabled or your browser does not support them.","loadingAnimation":"\/sites\/all\/modules/layer_slider\/js\/thickbox\/loadingAnimation.gif","closeImage":"\/sites\/all\/modules/layer_slider\/js\/thickbox\/tb-close.png"};';
    //drupal_add_js($js_data, 'inline');
    drupal_add_js($path . '/js/layerslider.jquery.js');
    drupal_add_js($path . '/js/jquery-easing-1.3.js');
    drupal_add_js($path . '/js/admin.js');
    // drupal_add_css($path . '/js/thickbox/thickbox.css');
    drupal_add_css($path . '/css/global.css');
    //drupal_add_js($path . '/js/thickbox/thickbox.js');
    drupal_add_css($path . '/css/admin.css');
   
    drupal_add_css($path . '/css/layerslider.css');
  }
}

/**
 * Implements hook_menu()
 */
function layer_slider_menu() {

  $items = array();

  $items['admin/layerslider'] = array(
      'title' => t('LayerSlider'),
      'page callback' => 'layer_slider_page_list',
      'access arguments' => array('administer layerslider'),
  );

  $items['admin/layerslider/edit'] = array(
      'title' => t('Edit slider'),
      'page callback' => 'layer_slider_page_edit',
      'access arguments' => array('administer layerslider'),
      'type' => MENU_CALLBACK,
  );
  $items['admin/layerslider/add'] = array(
      'title' => t('New slider'),
      'page callback' => 'layer_slider_page_add',
      'access arguments' => array('administer layerslider'),
      'type' => MENU_NORMAL_ITEM,
  );
  $items['admin/layerslider/remove'] = array(
      'title' => t('Remove Slider'),
      'page callback' => 'layer_slider_page_remove',
      'access arguments' => array('administer layerslidern'),
      'type' => MENU_CALLBACK,
  );
  $items['admin/layerslider/duplicate'] = array(
      'title' => t('Duplicate slider'),
      'page callback' => 'layer_slider_page_duplicate',
      'access arguments' => array('administer layerslider'),
      'type' => MENU_CALLBACK,
  );

  $items['admin/layerslider/skin-editor'] = array(
      'title' => t('Skin Editor'),
      'page callback' => 'layer_slider_page_skin_editor',
      'access arguments' => array('administer layerslider'),
      'type' => MENU_NORMAL_ITEM,
  );
  $items['admin/layerslider/import-sample'] = array(
      'title' => t('Import sample sliders'),
      'page callback' => 'layer_slider_page_skin_import',
      'access arguments' => array('administer layerslider'),
      'type' => MENU_CALLBACK,
  );

  return $items;
}

function layer_slider_page_edit() {


  $table = LAYERSLIDER_TABLE;
  if (!empty($_GET['id'])) {
    $id = (int) $_GET['id'];

    $slider = db_query("SELECT * FROM {layerslider} WHERE id= :ID ORDER BY date_c DESC LIMIT 0,1", array(":ID" => $id))->fetchAssoc();

    $slider = json_decode($slider['data'], true);
  }
  if (empty($slider)) {
    drupal_set_message(t('Slider does not exist!'), 'error');
    drupal_goto('admin/layerslider');
    exit();
  }
  layerslider_register_settings();

  return theme('layer_slider_edit');
}

function layer_slider_page_add() {

  layerslider_register_settings();

  return theme('layer_slider_add');
}

function layer_slider_page_list() {

  layerslider_register_settings();
  return theme('layer_slider_list');
}

function layer_slider_page_remove() {

  if (!isset($_GET['id'])) {
    return;
  }

  // Get the ID of the slider
  $id = (int) $_GET['id'];


  // Table name
  $table_name = LAYERSLIDER_TABLE;

  // Remove the slider
  db_query("UPDATE {layerslider} SET flag_deleted = '1' WHERE id = :ID LIMIT 1", array(':ID' => $id));

  // Success
  drupal_goto('admin/layerslider');
  die();
}

function layer_slider_page_duplicate() {

  // Check ID
  if (!isset($_GET['id'])) {
    return;
  }

  // Get the ID of the slider
  $id = (int) $_GET['id'];

  // Get WPDB Object
  // Table name
  $table_name = LAYERSLIDER_TABLE;

  // Get slider
  $slider = db_query("SELECT * FROM {layerslider} WHERE id = :ID ORDER BY date_c DESC LIMIT 1", array(':ID' => $id))->fetchAssoc();
  $slider = json_decode($slider['data'], true);

  // Name check
  if (empty($slider['properties']['title'])) {
    $slider['properties']['title'] = 'Unnamed';
  }

  // Rename
  $slider['properties']['title'] .= ' copy';

  // Insert the duplicate
  db_query("INSERT INTO {$table_name}
							(name, data, date_c, date_m)
						VALUES (:name, :data, :date_c, :date_m)", array(":name" => $slider['properties']['title'], ':data' => json_encode($slider), ":date_c" => time(), ":date_m" => time())
  );

  // Success
  drupal_goto('admin/layerslider');
  die();
}

function layer_slider_page_skin_editor() {

  layerslider_register_settings();
  return theme('layer_slider_editor');
}

function layer_slider_page_skin_import() {

  $lsPluginPath = base_path() . drupal_get_path('module', 'layer_slider') . '/';
  // Base64 encoded, serialized slider export code
  $sample_slider = json_decode(base64_decode(file_get_contents(dirname(__FILE__) . '/sample_sliders.txt')), true);


  // Iterate over the sliders
  foreach ($sample_slider as $sliderkey => $slider) {

    // Iterate over the layers
    foreach ($sample_slider[$sliderkey]['layers'] as $layerkey => $layer) {

      // Change background images if any
      if (!empty($sample_slider[$sliderkey]['layers'][$layerkey]['properties']['background'])) {
        $sample_slider[$sliderkey]['layers'][$layerkey]['properties']['background'] = $lsPluginPath . 'sampleslider/' . $layer['properties']['background'];
      }

      // Change thumbnail images if any
      if (!empty($sample_slider[$sliderkey]['layers'][$layerkey]['properties']['thumbnail'])) {
        $sample_slider[$sliderkey]['layers'][$layerkey]['properties']['thumbnail'] = $lsPluginPath . 'sampleslider/' . $layer['properties']['thumbnail'];
      }

      // Iterate over the sublayers
      foreach ($layer['sublayers'] as $sublayerkey => $sublayer) {

        // Only IMG sublayers
        if ($sublayer['type'] == 'img') {
          $sample_slider[$sliderkey]['layers'][$layerkey]['sublayers'][$sublayerkey]['image'] = $lsPluginPath . 'sampleslider/' . $sublayer['image'];
        }
      }
    }
  }


  // Table name
  $table_name = LAYERSLIDER_TABLE;


  // Append duplicate
  foreach ($sample_slider as $key => $val) {

    db_query("INSERT INTO {layerslider}
								(name, data, date_c, date_m)
							VALUES (:name, :data, :c, :m)", array(':name' => $val['properties']['title'], ':data' => json_encode($val), ':c' => time(), ':m' => time())
    );
  }

  // Success
  drupal_goto('admin/layerslider');
  die();
}

/**
 * 
 * Implements hook_theme()
 */
function layer_slider_theme($existing, $type, $theme, $path) {
  return array(
      'layer_slider_list' => array(
          'variables' => array(),
          'template' => 'layer_slider_list',
      ),
      'layer_slider_edit' => array(
          'variables' => array(),
          'template' => 'layer_slider_edit',
      ),
      'layer_slider_add' => array(
          'variables' => array(),
          'template' => 'layer_slider_add',
      ),
      'layer_slider_editor' => array(
          'variables' => array(),
          'template' => 'layer_slider_editor',
      ),
      'layer_slider' => array(
          'variables' => array('sid' => NULL),
          'template' => 'layer_slider',
      ),
  );
}

function layer_slider_get_all() {

  $table = LAYERSLIDER_TABLE;
  $sliders = db_query("SELECT * FROM {layerslider}
										WHERE flag_hidden = '0' AND flag_deleted = '0'
										ORDER BY date_c ASC LIMIT 100")->fetchAll();

  return !empty($sliders) ? $sliders : array();
}

function layer_slider_get_by_id($id = NULL) {
  $table = LAYERSLIDER_TABLE;
  $slider = db_query("SELECT * FROM {layerslider} WHERE id= :ID ORDER BY date_c DESC LIMIT 0,1", array(":ID" => $id))->fetchAssoc();

  return $slider;
}

/**
 * Implements hook_block_info().
 */
function layer_slider_block_info() {
  $blocks = array();
  $sliders = layer_slider_get_all();

  if (!empty($sliders)) {
    foreach ($sliders as $slider) {
      $id_block = $slider->id;
      $blocks[$id_block] = array();
      $blocks[$id_block]['info'] = !empty($slider->name) ? '[layerSlider] ' . $slider->name : t('[layerSlider] #') . $slider->name;
      $blocks[$id_block]['cache'] = DRUPAL_CACHE_GLOBAL;
    }
  }
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function layer_slider_block_view($delta = '') {
  $blocks = array();
  if (is_numeric($delta)) {
    if ($slider = layer_slider_get_by_id($delta)) {
      if (!empty($slider['data'])) {
        $slides = json_decode($slider['data'], true);

        layerslider_render_js($delta, $slides);


        $blocks['subject'] = $slider['name'];
        $blocks['content']['#theme'] = 'layer_slider'; //theme('layer_slider', array('sid' => $delta));
        $blocks['content']['#sid'] = $delta;
      }
    }
  }
  if (!empty($blocks)) {
    $path = drupal_get_path('module', 'layer_slider');
    drupal_add_js($path . '/js/layerslider.jquery.js');
    drupal_add_js($path . '/js/jquery-easing-1.3.js');
    drupal_add_css($path . '/css/layerslider.css');
  }
  return $blocks;
}

function layer_slider_contextual_links_view_alter(&$element, &$items) {


  if (isset($element['#element']['#block']) && !empty($element['#element']['#theme']) && ($element['#element']['#theme'] == 'layer_slider') && is_numeric($element['#element']['#block']->delta)) {
    $id = $element['#element']['#block']->delta;
    $element['#links']['edit-slider'] = array(
        'title' => 'Configure slider',
        'href' => url('admin/layerslider/edit', array('absolute' => TRUE, 'query' => array(array('id' => $id)))),
    );
  }
}


/**
 * 
 * Implements hook_permission()
 */

function layer_slider_permission() {
  return array(
    'administer layerslider' =>  array(
      'title' => t('Administer layerSlider'),
      'description' => t('Create, edit, delete, duplicate, import sample, edit skin, of layerSlider.'),
    ),
  );
}