<?php

/**
 * @file
 * The Flag bookmark module.
 *
 * This module creates a default Flag when enabled.
 * 
 */

/**
 * Implements hook_permission().
 */
function materio_flag_permission() {
  return array(
    /*
     *'administer my module' =>  array(
     *  'title' => t('Administer my module'),
     *  'description' => t('Perform administration tasks for my module.'),
     *),
     */
    // 'access mybookmarks block' =>  array(
    //   'title' => t('Show my bookmarks block'),
    //   'description' => t('access own bookmarks block'),
    // ),
  );
}

/**
 * Implements hook_menu().
 */
function materio_flag_menu() {
  $items = array();

  $base = array(
    'type' => MENU_CALLBACK,
    'file' => 'materio_flag.pages.inc',
  );


  $items['materioflag/refresh/block/bookmarks'] = $base+array(
    'access arguments' => array('flag bookmarks'),
    'page callback' => 'materio_flag_refresh_block',
    'page arguments' => array(3),
  );

  $items['materioflag/refresh/block/mylists'] = $base+array(
    'access arguments' => array('create flag lists'),
    'page callback' => 'materio_flag_refresh_block',
    'page arguments' => array(3),
  );

  $items['materioflag/createlist/form/%'] = $base+array(
    'access arguments' => array('create flag lists'),
    'access callback' => 'user_access',
    'page callback' => 'materio_flag_createlist_form',
    'page arguments' => array(3),
  );
  
  $items['materioflag/createlist/%'] = $base+array(
    'access arguments' => array('create flag lists'),
    'access callback' => 'user_access',
    'page callback' => 'materio_flag_createlist',
    'page arguments' => array(2, 3),
  );

  return $items;
}


/**
 * Implements hook_block_info().
 */
function materio_flag_block_info() {
  
  $blocks['materio_flag_mybookmarks'] = array(
    'info' => t('My bookmarks'),
    'cache' => DRUPAL_NO_CACHE
  );

 $blocks['materio_flag_mylists'] = array(
    'info' => t('My Materio flag lists'),
    'cache' => DRUPAL_NO_CACHE
  );


  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function materio_flag_block_view($delta = '') {
  global $user;

  $block = array();

  switch ($delta) {
    case 'materio_flag_mybookmarks':
      if(user_access('access mybookmarks block')){
        $userflags = flag_get_user_flags('node');
        //dsm($userflags, 'userflags');
        if(isset($userflags['bookmarks'])){
        	$userbookmarks = array();
  	      foreach ($userflags['bookmarks'] as $nid => $flag) {
        		$userbookmarks[] = node_load($nid);
  	      }
  	      $block['subject'] = t('My bookmarks (@len)', array("@len"=>count($userbookmarks)));
  	      $block['content'] = theme('materio_flag_mybookmarks_block', array("bookmarks"=>$userbookmarks, "viewmode"=>"bookmark"));
        }else{
        	$block['subject'] = t('My bookmarks');
        	$block['content'] = t('No bookmarks yet. Add bookmarks on clicking on results star');
        }
        drupal_add_js(drupal_get_path('module', 'materio_flag').'/js/materio_flag-ck.js');
      }
      break;
    case 'materio_flag_mylists':
      if(user_access('create flag lists')){
        $flags = flag_lists_get_user_flags(NULL, $user);
        // $userflags = flag_get_user_flags('node');
        // dsm($userflags, 'userflags');
        // dsm($flags, 'flags');
        
        foreach ($flags as $name => $flag) {
          $flaged_content = flag_lists_get_flagged_content($flag->fid, $user->uid);
          // dsm($flaged_content, 'flaged_content');
          $fcn = array();
          foreach ($flaged_content as $entity) {
            if($entity->entity_type == 'node'){
              $node = node_load($entity->entity_id);
              // dsm($node, 'node');

              $node->flag_names[] = $name;
              $fcn[] = $node;
            }
          }
          $lists[$name] = array(
            'list' => $flag,
            'content' => $fcn,
          );
        }

        if(isset($lists)){
          $block['subject'] = t('My !listname'.'s', array('!listname'=>variable_get('flag_lists_name', 'list')));
          $block['content'] = theme('materio_flag_mylists_block', array("lists"=>$lists, "viewmode"=>"bookmark"));
          // $block['content'] = theme('flag_lists_user_page', array('uid' => $user->uid));
        }else{

          $block['subject'] = t('My !listname'.'s', array('!listname'=>variable_get('flag_lists_name', 'list')));
          $block['content'] = t('No !listname yet. Add !listname on clicking on results star', array('!listname'=>variable_get('flag_lists_name', 'list')));
        }
        drupal_add_js(drupal_get_path('module', 'materio_flag').'/js/materio_flag-ck.js');
      }
      break;
  }
  return $block;
}

/**
 * Implements hook_entity_info_alter().
 */
function materio_flag_entity_info_alter(&$entity_info) {
  $entity_info['node']['view modes']['bookmark'] = array(
    'label' => t('Bookmark'),
    'custom settings' => TRUE,
  );
}

/**
 * Implements hook_entity_view().
 *
 * Note this is broken for taxonomy terms. @see http://drupal.org/node/1067120
 */
function materio_flag_entity_view($entity, $type, $view_mode, $langcode) {
  if($type == 'node'){

    // dsm($entity, 'entity');
    // Do we have a list template for this node type, or are we s
    if (!flag_lists_template_exists($entity->type)) {
      return;
    }

    global $user;

    if ($flags = flag_lists_get_user_flags($entity->type, $user)) {
      // dsm($flags, 'flags');
      # if flag name is provided we are on flaglists content list (block mylists)
      if(isset($entity->flag_names)){
        // TODO:  limit flag link by current flag list  
        foreach ($flags as $flag) {
          //dsm($flag->name, 'flag');
          if(in_array($flag->name, $entity->flag_names)){
            if ($flag->module == 'flag_lists') {
              $action = _flag_lists_is_flagged($flag, $entity->nid, $user->uid, 0) ? 'unflag' : 'flag';
            } else {
              $action = $flag->is_flagged($entity->nid) ? 'unflag' : 'flag';
            }  
            $flag->module = 'materio_flag';
            $link = $flag->theme($action, $entity->nid);

            // If it's a list, fix the link.
            if ($flag->module == 'flag_lists') {
              flag_lists_fix_link($link, $action);
            }

            $items[] = array(
              'data' => $link,
              'class' => array('flag-lists-link', $action.'-action'),
            );

            // array_splice($entity->flag_names, array_search($flag->name, $entity->flag_names), 1);

            // dsm($entity->flag_names, 'entity->flag_name');

            // break;
          }

        }
      
      #normal display
      }else{
        // Build the list of lists for this node.
        foreach ($flags as $flag) {
          if ($flag->module == 'flag_lists') {
            $action = _flag_lists_is_flagged($flag, $entity->nid, $user->uid, 0) ? 'unflag' : 'flag';
          }
          else {
            $action = $flag->is_flagged($entity->nid) ? 'unflag' : 'flag';;
          }

          // dsm($flag, 'flag');

          // $flag->module = 'materio_flag';

          $link = $flag->theme($action, $entity->nid);

          // If it's a list, fix the link.
          if ($flag->module == 'flag_lists') {
            flag_lists_fix_link($link, $action);
          }

          $items[] = array(
            'data' => $link,
            'class' => array('flag-lists-link', $action.'-action'),
          );
        }

        #create new list
        $link = l(
          t('New @name', array('@name' => variable_get('flag_lists_name', t('list')))), 
          'flag-lists/add/' . $entity->type,
          array(
            // 'query' => drupal_get_destination(),
            'attributes' => array(
              'class' => array('flag-lists-create'),
              'title' => t('create a new @name and use it.', array('@name'=>variable_get('flag_lists_name', t('list'))))
            )
          )
        );
        
        $create = array(
          'data' => $link,// . '<i class="icon-plus"></i>',
          'class' => array('flag-lists-create'),
        );


      }

      if( (!isset($items) || !count($items)) && !isset($create))
        return;

      $ops = array(
        'node' => $entity, 
        'items' => $items,
      );

      if(isset($create))
        $ops['create'] = $create;

      drupal_add_js(drupal_get_path('module', 'materio_flag').'/js/materio_flag-ck.js');

      $flaglists_links = theme('materio_flag_mylists_entity_links', $ops);

      $entity->content['links']['flaglistslinks'] = array('#markup' => $flaglists_links,"#html"=>true);

    }
  }
}

/**
 * Implements hook_theme().
 */
function materio_flag_theme($existing, $type, $theme, $path) {
  return array(
    'materio_flag_mybookmarks_block' => array(
      'arguments' => array(),
      'template' => 'materio-flag-mybookmarks-block',
      'path' => drupal_get_path('module', 'materio_flag').'/templates',
    ),
    'materio_flag_mylists_block' => array(
      'arguments' => array(),
      'template' => 'materio-flag-mylists-block',
      'path' => drupal_get_path('module', 'materio_flag').'/templates',
    ),
    'materio_flag_mylists_entity_links' => array(
      'variables' => array('node' => NULL, 'create' => NULL, 'items' => array()),
    ),
  );
}

function template_preprocess_materio_flag_mybookmarks_block($vars){
	// dsm($vars, 'vars');
}


function template_preprocess_materio_flag_mylists_block($vars){
  // dsm($vars, 'vars');
}

/**
 * theme_materio_flag_mylists_entity_links()
 * 
 * see theme_flag_lists_list()
 */
function theme_materio_flag_mylists_entity_links($vars){
  
  // $node = $vars['node'];
  $items = $vars['items'];

  // dsm($vars, 'vars HO');

  if(isset($vars['create']))
    $items[] = $vars['create'];
  
  return theme('item_list', array('items' => $items, 'type' => 'ul', 'attributes' => array('class' => 'flag-lists-entity-links')));

}