<?php
/**
 * Role capabilities View class to output HTML with role capabilities
 *
 * @package    User-Role-Editor
 * @subpackage Admin
 * @author     Vladimir Garagulya <support@role-editor.com>
 * @copyright  Copyright (c) 2010 - 2016, Vladimir Garagulya
 **/
class URE_Role_View extends URE_View {
 
    public $role_default_html = '';
    private $role_to_copy_html = '';
    private $role_select_html = '';
    private $role_delete_html = '';
    
    
    public function __construct() {        
        
        parent::__construct();

        $capabilities = URE_Capabilities::get_instance();
        $this->caps_to_remove = $capabilities->get_caps_to_remove();
        
    }
    // end of __construct()
    
    
    public function role_default_prepare_html($select_width=200) {
                                
        $roles = $this->lib->get_editable_user_roles();        
        $caps_access_restrict_for_simple_admin = $this->lib->get_option('caps_access_restrict_for_simple_admin', 0);
        $show_admin_role = $this->lib->show_admin_role_allowed();
        if ($select_width>0) {
            $select_style = 'style="width: '. $select_width .'px"';
        } else {
            $select_style = '';
        }
        $wp_default_role = get_option( 'default_role' );
        $this->role_default_html = '<select id="default_user_role" name="default_user_role" '. $select_style .'>';
        foreach ($roles as $key => $value) {
            $selected = selected($key, $wp_default_role, false);
            $disabled = ($key==='administrator' && $caps_access_restrict_for_simple_admin && !$this->lib->is_super_admin()) ? 'disabled' : '';
            if ($show_admin_role || $key != 'administrator') {
                $this->role_default_html .= '<option value="' . $key . '" ' . $selected .' '. $disabled .'>'. $value['name'] .' (' . $key . ')</option>';
            }
        }
        $this->role_default_html .= '</select>';
        
    }
    // end of role_default_prepare_html()
    
    
    private function role_select_copy_prepare_html( $select_width=200 ) {
        
        $current_user = wp_get_current_user();
        $key_capability = URE_Own_Capabilities::get_key_capability();
        $user_is_ure_admin = current_user_can( $key_capability );
        $role_to_skip = ( $user_is_ure_admin ) ? '' : $current_user->roles[0];
        
        $caps_access_restrict_for_simple_admin = $this->lib->get_option( 'caps_access_restrict_for_simple_admin', 0 );
        $show_admin_role = $this->lib->show_admin_role_allowed();
        $this->role_to_copy_html = '<select id="user_role_copy_from" name="user_role_copy_from" style="width: '. $select_width .'px">
            <option value="none" selected="selected">' . esc_html__('None', 'user-role-editor') . '</option>';
        $this->role_select_html = '<select id="user_role" name="user_role" onchange="ure_main.role_change( this.value );">';        
        $current_role = $this->editor->get( 'current_role' );
        $all_roles = $this->editor->get( 'roles' );        
        $roles = $this->lib->get_editable_user_roles( $all_roles );
        foreach ($roles as $key => $value) {
            if ( $key===$role_to_skip ) { //  skip role of current user if he does not have full access to URE
                continue;
            }            
            $selected1 = selected( $key, $current_role, false );
            $disabled = ( $key==='administrator' && $caps_access_restrict_for_simple_admin && !$this->lib->is_super_admin()) ? 'disabled' : '';
            if ( $show_admin_role || $key != 'administrator' ) {
                $role_name = $value['name'] .' (' . $key . ')';
                $this->role_select_html .= '<option value="' . $key . '" ' . $selected1 .' '. $disabled .'>' . $role_name . '</option>';
                $this->role_to_copy_html .= '<option value="' . $key .'" '. $disabled .'>' . $role_name . '</option>';
            }
        }
        $this->role_select_html .= '</select>';
        $this->role_to_copy_html .= '</select>';
    }
    // end of role_select_copy_prepare_html()


    private function role_delete_prepare_html() {
        
        $roles_can_delete = $this->editor->get_roles_can_delete();
        if ( is_array( $roles_can_delete ) && count( $roles_can_delete ) > 0) {
            ksort( $roles_can_delete );
            $this->role_delete_html = '<select id="del_user_role" name="del_user_role" width="250" style="width: 250px">';
            foreach ($roles_can_delete as $key => $value) {
                $this->role_delete_html .= '<option value="' . $key . '">' . esc_html__($value, 'user-role-editor') . '</option>';
            }
            $this->role_delete_html .= '<option value="-1" style="color: red;">' . esc_html__('Delete All Unused Roles', 'user-role-editor') . '</option>';
            $this->role_delete_html .= '</select>';
        } else {
            $this->role_delete_html = '';
        }
        
    }
    // end of role_delete_prepare_html()
    
    
    /**
     * Build HTML for select drop-down list from capabilities we can remove
     * 
     * @return string
     **/
    public static function caps_to_remove_html() {
        global $wp_roles;
                
        $capabilities = URE_Capabilities::get_instance();
        $caps_to_remove = $capabilities->get_caps_to_remove();
        if ( empty( $caps_to_remove ) || !is_array( $caps_to_remove ) && count( $caps_to_remove )===0 ) {
            return '';
        }
        
        $caps = array_keys($caps_to_remove);
        asort($caps);
        $network_admin = filter_input(INPUT_POST, 'network_admin', FILTER_SANITIZE_NUMBER_INT);
        $current_role = isset( $_POST['current_role'] ) ? URE_Base_Lib::filter_string_var( $_POST['current_role'] ) : '';
        if (!isset($wp_roles->roles[$current_role])) {
            $current_role = '';
        }
        ob_start();
?>        
    <form name="ure_remove_caps_form" id="ure_remove_caps_form" method="POST"
      action="<?php echo admin_url() . ($network_admin ? 'network/':'') . URE_PARENT .'?page=users-'.URE_PLUGIN_FILE;?>" >
        <table id="ure_remove_caps_table">    
            <tr>
                <th>
                    <input type="checkbox" id="ure_remove_caps_select_all">
                </th>
                <th></th>
            </tr>
<?php
        foreach($caps as $cap_id) {
                $cap_id_esc = 'rm_'.URE_Capability::escape($cap_id);
?>                            
            <tr>
                <td>
                    <input type="checkbox" name="<?php echo $cap_id_esc;?>" id="<?php echo $cap_id_esc;?>" class="ure-cb-column" 
                           value="<?php echo $cap_id;?>"/>
                </td>
                <td>
                    <label for="<?php echo $cap_id_esc;?>"><?php echo $cap_id; ?></label>
                </td>
            </tr>    
<?php
        }   // foreach($caps...)
?>
        </table>    
        <input type="hidden" name="action" id="action" value="delete-user-capability" />
        <input type="hidden" name="user_role" id="ure_role" value="<?php echo $current_role;?>" />
        <?php wp_nonce_field('user-role-editor', 'ure_nonce'); ?>
    </form>
<?php        
        $html = ob_get_contents();
        ob_end_clean();        

        return $html;
    }
    // end of caps_to_remove_html()

    
    public function role_edit_prepare_html( $select_width=200 ) {
        
        $this->role_select_copy_prepare_html( $select_width );
        $multisite = $this->lib->get( 'multisite' );
        if ( $multisite && !is_network_admin() ) {
            $this->role_default_prepare_html( $select_width );
        }        
        $this->role_delete_prepare_html();                

    }
    // end of role_edit_prepare_html()

    
    public function display_edit_dialogs() {
        $multisite = $this->lib->get('multisite');
        $current_role = $this->editor->get('current_role');
        $current_role_name = $this->editor->get('current_role_name');
?>        
<script language="javascript" type="text/javascript">

  var ure_current_role = '<?php echo $current_role; ?>';
  var ure_current_role_name  = "<?php echo $current_role_name; ?>";

</script>

<!-- popup dialogs markup -->
<div id="ure_add_role_dialog" class="ure-modal-dialog" style="padding: 10px;">
  <form id="ure_add_role_form" name="ure_add_role_form" method="POST">    
    <div class="ure-label"><?php esc_html_e('Role name (ID): ', 'user-role-editor'); ?></div>
    <div class="ure-input"><input type="text" name="user_role_id" id="user_role_id" size="25"/></div>
    <div class="ure-label"><?php esc_html_e('Display Role Name: ', 'user-role-editor'); ?></div>
    <div class="ure-input"><input type="text" name="user_role_name" id="user_role_name" size="25"/></div>
    <div class="ure-label"><?php esc_html_e('Make copy of: ', 'user-role-editor'); ?></div>
    <div class="ure-input"><?php echo $this->role_to_copy_html; ?></div>        
  </form>
</div>

<div id="ure_rename_role_dialog" class="ure-modal-dialog" style="padding: 10px;">
  <form id="ure_rename_role_form" name="ure_rename_role_form" method="POST">
    <div class="ure-label"><?php esc_html_e('Role name (ID): ', 'user-role-editor'); ?></div>
    <div class="ure-input"><input type="text" name="ren_user_role_id" id="ren_user_role_id" size="25" disabled /></div>
    <div class="ure-label"><?php esc_html_e('Display Role Name: ', 'user-role-editor'); ?></div>
    <div class="ure-input"><input type="text" name="ren_user_role_name" id="ren_user_role_name" size="25"/></div>    
  </form>
</div>

<div id="ure_delete_role_dialog" class="ure-modal-dialog">
  <div style="padding:10px;">
    <div class="ure-label"><?php esc_html_e('Select Role:', 'user-role-editor');?></div>
    <div class="ure-input"><?php echo $this->role_delete_html; ?></div>
  </div>
</div>

<?php
if ($multisite && !is_network_admin()) {
?>
<div id="ure_default_role_dialog" class="ure-modal-dialog">
  <div style="padding:10px;">
    <?php echo $this->role_default_html; ?>
  </div>  
</div>
<?php
}
?>

<div id="ure_delete_capability_dialog" class="ure-modal-dialog">
  <div style="padding:10px;">
    <div class="ure-input"></div>
  </div>  
</div>

<div id="ure_add_capability_dialog" class="ure-modal-dialog">
  <div style="padding:10px;">
    <div class="ure-label"><?php esc_html_e('Capability name (ID): ', 'user-role-editor'); ?></div>
    <div class="ure-input"><input type="text" name="capability_id" id="capability_id" size="25"/></div>
  </div>  
</div>     

<?php        
        URE_View::output_task_status_div();
    }
    // end of output_role_edit_dialogs()

    
    /**
     * output HTML code to create URE toolbar
     * 
     * @param string $this->current_role
     * @param boolean $role_delete
     * @param boolean $capability_remove
     */
    public function toolbar() {
        $caps_access_restrict_for_simple_admin = $this->lib->get_option('caps_access_restrict_for_simple_admin', 0);
        if ($caps_access_restrict_for_simple_admin) {
            $add_del_role_for_simple_admin = $this->lib->get_option('add_del_role_for_simple_admin', 1);
        } else {
            $add_del_role_for_simple_admin = 1;
        }
        $super_admin = $this->lib->is_super_admin();
        $multisite = $this->lib->get('multisite');
        
?>	
        <div id="ure_toolbar" >
               <div id="ure_update">
                <button id="ure_update_role" class="ure_toolbar_button button-primary" >Update</button> 
<?php
            do_action('ure_role_edit_toolbar_update');
?>                                   
               </div>
<?php
            if (!$multisite || $super_admin || $add_del_role_for_simple_admin) { // restrict single site admin
?>
               <hr />               
<?php 
                if (current_user_can('ure_create_roles')) {
?>
               <button id="ure_add_role" class="ure_toolbar_button">Add Role</button>
<?php
                }
?>
               <button id="ure_rename_role" class="ure_toolbar_button">Rename Role</button>   
<?php
            }   // restrict single site admin
            if (!$multisite || $super_admin || !$caps_access_restrict_for_simple_admin) { // restrict single site admin
                if (current_user_can('ure_create_capabilities')) {
?>
               <button id="ure_add_capability" class="ure_toolbar_button">Add Capability</button>
<?php
                }
            }   // restrict single site admin
            
            if (!$multisite || $super_admin || $add_del_role_for_simple_admin) { // restrict single site admin
                if (!empty($this->role_delete_html) && current_user_can('ure_delete_roles')) {
?>  
                   <button id="ure_delete_role" class="ure_toolbar_button">Delete Role</button>
<?php
                }
            } // restrict single site admin
            
            if (!$multisite || $super_admin || !$caps_access_restrict_for_simple_admin) { // restrict single site admin            
                if (!empty($this->caps_to_remove) && is_array($this->caps_to_remove) && count($this->caps_to_remove)>0 && 
                    current_user_can('ure_delete_capabilities')) {
?>
                   <button id="ure_delete_capability" class="ure_toolbar_button">Delete Capability</button>
<?php
                }
                if ($multisite && !is_network_admin()) {  // Show for single site for WP multisite only
?>
               <hr />
               <button id="ure_default_role" class="ure_toolbar_button">Default Role</button>
               <hr />
<?php
                }
?>
               <div id="ure_service_tools">
<?php
                do_action('ure_role_edit_toolbar_service');
?>
               </div>
<?php
            }   // restrict single site admin
            ?>           
        </div>  
<?php
        
    }
    // end of toolbar()
    
    
    private function display_options() {
        $multisite = $this->lib->get('multisite');
        $active_for_network = $this->lib->get('active_for_network');        
?>
    <div id="ure_editor_options">
<?php
        $caps_readable = $this->editor->get('caps_readable');
        if ($caps_readable) {
            $checked = 'checked="checked"';
        } else {
            $checked = '';
        }
        $caps_access_restrict_for_simple_admin = $this->lib->get_option('caps_access_restrict_for_simple_admin', 0);
        if ($this->lib->is_super_admin() || !$multisite || !$this->lib->is_pro() || !$caps_access_restrict_for_simple_admin) {
?>              
            <input type="checkbox" name="ure_caps_readable" id="ure_caps_readable" value="1" <?php echo $checked; ?> onclick="ure_main.turn_caps_readable();"/>
            <label for="ure_caps_readable"><?php esc_html_e('Show capabilities in human readable form', 'user-role-editor'); ?></label>&nbsp;&nbsp;
<?php
            $show_deprecated_caps = $this->editor->get('show_deprecated_caps');
            if ($show_deprecated_caps) {
                $checked = 'checked="checked"';
            } else {
                $checked = '';
            }
?>
            <input type="checkbox" name="ure_show_deprecated_caps" id="ure_show_deprecated_caps" value="1" <?php echo $checked; ?> onclick="ure_turn_deprecated_caps(0);"/>
            <label for="ure_show_deprecated_caps"><?php esc_html_e('Show deprecated capabilities', 'user-role-editor'); ?></label>              
<?php
        }
        if ($multisite && $active_for_network && !is_network_admin() && is_main_site(get_current_blog_id()) && $this->lib->is_super_admin()) {
            $hint = esc_html__('If checked, then apply action to ALL sites of this Network');
            $apply_to_all = $this->editor->get('apply_to_all');
            if ($apply_to_all) {
                $checked = 'checked="checked"';
                $fontColor = 'color:#FF0000;';
            } else {
                $checked = '';
                $fontColor = '';
            }
?>
            <div style="float: right; margin-left:10px; margin-right: 20px; <?php echo $fontColor; ?>" id="ure_apply_to_all_div">
                <input type="checkbox" name="ure_apply_to_all" id="ure_apply_to_all" value="1" 
                       <?php echo $checked; ?> title="<?php echo $hint; ?>" onclick="ure_main.apply_to_all_on_click(this)"/>
                <label for="ure_apply_to_all" title="<?php echo $hint; ?>"><?php esc_html_e('Apply to All Sites', 'user-role-editor'); ?></label>
            </div>
<?php
        }
?>
        </div>
        <hr>  
<?php        
    }    
    // end of display_options()
    
    
    public function display() {
        
?>
    <div class="postbox" style="min-width:800px;width:100%">
        <div id="ure_role_selector">
            <span id="ure_role_select_label"><?php esc_html_e('Select Role and change its capabilities:', 'user-role-editor'); ?></span> <?php echo $this->role_select_html; ?>
        </div>    
        <div class="inside">
<?php
        $this->display_options();
        $this->display_caps();
        $ao = $this->editor->get('role_additional_options');
        $current_role = $this->editor->get('current_role');
        $ao->show($current_role);
?>
            <input type="hidden" name="object" value="role" />
        </div>    
    </div>
<?php        
        
    }
    // end of display()    
    
}
// end of class URE_Role_View
