plugin_url = WP_CONTENT_URL.'/plugins/'.plugin_basename(dirname(__FILE__)); $this->plugin_path = WP_CONTENT_DIR . '/plugins/' . dirname( plugin_basename(__FILE__)) ; $this->afi_table = ''; //adds admin menu options to manage add_action('admin_menu', array(&$this, 'admin_menu')); //adds option to pages/posts content add_filter('the_content', array(&$this, 'Attachment_File_Parse')); //adds option to widget content add_filter('widget_text', array(&$this, 'Attachment_File_Parse')); //adds scripts and css stylesheets add_action('wp_print_scripts', array(&$this, 'Attachment_Header_Code')); //adds contextual help add_action('admin_init', array(&$this, 'add_gallery_contextual_help')); } /** * Function to add main menu and submenus to admin panel * @return adds menu * @author Praveen Rajan */ function admin_menu() { add_menu_page('Attachment File Icons', 'AF Icons', 'manage_options', 'afi-overview' , array(&$this, 'afi_overview'), $this->plugin_url .'/afi_small.png'); add_submenu_page( 'afi-overview', 'Attachment File Icons Overview', 'Manage', 'manage_options', 'afi-overview',array(&$this, 'afi_overview')); add_submenu_page( 'afi-overview', 'Add Attachment Icons', 'Add Icons', 'manage_options', 'afi-add',array(&$this, 'afi_add')); } /** * Function to add contextual help for plugin pages. * @author Praveen Rajan */ function add_gallery_contextual_help() { $help_content = '

Instructions to use Attachment File Icons(AF Icons):

'; $help_content .= '

Upload file to posts/pages using media upload icon.
Use button \'Insert into post\' to add uploaded file to posts/pages content.

Alternatively:

Add any link of files to posts/pages/widgets content.
View the post/page to see the effect of AF Icons*.

'. '

Sample Preview: AF Icon File

'; add_contextual_help( 'toplevel_page_afi-overview', $help_content ); add_contextual_help( 'af-icons_page_afi-add', $help_content ); } /** * Function to show overview page of plugin * @author Praveen Rajan */ function afi_overview(){ $title = __('AF Icons Overview - Available Icons'); global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; //Section to delete a single icon if(isset($_POST['TB_iconsingle']) && !empty($_POST['TB_iconsingle']) && $_POST['TB_DeleteSingle'] == 'OK') { $id = $_POST['TB_iconsingle']; $icon_result = $wpdb->get_var("SELECT icon_name FROM " . $this->afi_table . " WHERE id = '$id' "); $status = false; if (function_exists('is_multisite') && is_multisite()) { $old_blog = $wpdb->blogid; // Get all blog ids $blogids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM $wpdb->blogs")); foreach ($blogids as $blog_id) { switch_to_blog($blog_id); AttachmentFileIcons::_afi_delete($id); } switch_to_blog($old_blog); $status = true; }else { $wpdb->query("DELETE FROM $this->afi_table WHERE id = '$id'"); $status = true; } if( $status ){ @unlink($this->plugin_path . '/mime/' . $icon_result); } echo '

Icon ' . $icon_result . ' deleted successfully.

'; } $icon_types = $wpdb->get_results("SELECT * FROM $this->afi_table ORDER BY icon_extension", ARRAY_A); ?>

NOTE: Refer help for instructions to use AF Icons.

afi_table = $wpdb->prefix . $sub_name_type; $wpdb->query("DELETE FROM $this->afi_table WHERE id = '$id'"); return; } /** * Function show manage page of plugin * @author Praveen Rajan */ function afi_add() { $title = __('AF Icons - Add Icons'); global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; if(isset($_POST['uploadafi'])){ $status = true; $error_message = ''; if((trim($_POST['extension_name'])) == ''){ $error_message .= '

File extension left blank.

'; $status = false; } $icon_result = $wpdb->get_var("SELECT icon_extension FROM " . $this->afi_table . " WHERE icon_extension = '". trim($_POST['extension_name']) . "' "); if($icon_result){ $error_message .= '

Extension type already exist.

'; $status = false; } if($_FILES['afifiles']['error'][0] == 4) { $error_message .= '

No icon file uploaded.

'; $status = false; } if($status){ $message = AttachmentFileIcons::upload_icons(); if($message == 'success'){ echo '

Successfully added icon for file type.

' . "\n"; }else { echo '

' . $message . '

' . "\n"; } }else { echo '

' . $error_message . '

' . "\n"; } } ?>

NOTE: Refer help for instructions to use AF Icons.




	( Allowed dimension: 16 X 16 px') ;?> )

$value) { // look only for uploded files if ($afifiles['error'][$key] == 0) { $temp_file = $afifiles['tmp_name'][$key]; $image_info = getimagesize($temp_file); if($image_info[0] != 16 || $image_info[1] != 16){ $message .= '

Icon file does not meet the specified dimension.

'; $status = false; break; } //clean filename and extract extension $filepart = AttachmentFileIcons::fileinfo( $afifiles['name'][$key] ); $filename = trim($_POST['extension_name']) . '-icon.' .$filepart['extension']; $dest_file = $this->plugin_path . '/mime/' . $filename; //check for folder permission if ( !is_writeable($this->plugin_path . '/mime/') ) { $message .= '

Unable to write to directory ' . $this->plugin_path . '/mime/ Is this directory writable by the server?

'; $status = false; break; } // save temp file to gallery if ( !@move_uploaded_file($temp_file, $dest_file) ){ $message .= '

Error, the file could not moved to : '.$dest_file.'

'; $status = false; break; } if ( !AttachmentFileIcons::chmod($dest_file) ) { $message .= '

Error, the file permissions could not set

'; $status = false; break; } }else { $message .= '

Error uploading file(Missing \'temp\' folder).

'; $status = false; break; } } if($status){ global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; $icon_data = array( 'icon_extension' => trim($_POST['extension_name']), 'icon_name' => $filename ); if (function_exists('is_multisite') && is_multisite()) { $old_blog = $wpdb->blogid; // Get all blog ids $blogids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM $wpdb->blogs")); foreach ($blogids as $blog_id) { switch_to_blog($blog_id); AttachmentFileIcons::_afi_add($icon_data); } switch_to_blog($old_blog); $status = true; }else { $wpdb->insert( $this->afi_table, $icon_data ); $status = true; } if($status) return 'success'; } } return $message; } /** * Function to add data to database in multisite. * @param $icon_data - icon data * @author Praveen Rajan */ function _afi_add($icon_data) { global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; $wpdb->insert( $this->afi_table, $icon_data ); } /** * Function to get fileinfo * * @param string $name The name being checked. * @return array containing information about file * author Praveen Rajan */ function fileinfo( $name ) { //Sanitizes a filename replacing whitespace with dashes $name = sanitize_file_name($name); //get the parts of the name $filepart = pathinfo ( strtolower($name) ); if ( empty($filepart) ) return false; // required until PHP 5.2.0 if ( empty($filepart['filename']) ) $filepart['filename'] = substr($filepart['basename'],0 ,strlen($filepart['basename']) - (strlen($filepart['extension']) + 1) ); $filepart['filename'] = sanitize_title_with_dashes( $filepart['filename'] ); $filepart['extension'] = $filepart['extension']; //combine the new file name $filepart['basename'] = $filepart['filename'] . '.' . $filepart['extension']; return $filepart; } /** * Set correct file permissions (taken from wp core) * * @param string $filename * @return bool $result * @author Praveen Rajan */ function chmod($filename = '') { $stat = @ stat(dirname($filename)); $perms = $stat['mode'] & 0007777; $perms = $perms & 0000666; if ( @chmod($filename, $perms) ) return true; return false; } /** * Function to install afi plugin * @author Praveen Rajan */ function afi_install(){ global $wpdb; if (function_exists('is_multisite') && is_multisite()) { // check if it is a network activation - if so, run the activation function for each blog id if (isset($_GET['networkwide']) && ($_GET['networkwide'] == 1)) { $old_blog = $wpdb->blogid; // Get all blog ids $blogids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM $wpdb->blogs")); foreach ($blogids as $blog_id) { switch_to_blog($blog_id); $this->_afi_activate(); } switch_to_blog($old_blog); return; } } $this->_afi_activate(); } /** * Function to create database for plugin. * @author Praveen Rajan */ function _afi_activate() { global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; if($wpdb->get_var("SHOW TABLES LIKE '$this->afi_table'") != $this->afi_table) { $sql = "CREATE TABLE " . $this->afi_table . " ( `id` bigint(20) NOT NULL auto_increment, `icon_extension` varchar(255) NOT NULL, `icon_name` mediumtext, PRIMARY KEY (`id`), UNIQUE KEY `icon_extension` (`icon_extension`) );"; require_once(ABSPATH . 'wp-admin/includes/upgrade.php'); dbDelta($sql); } $icons_exist = AttachmentFileIcons::scandir_mime($this->plugin_path . '/mime/'); $initial_icons = array(); foreach($icons_exist as $icons) { $temp_value = explode('-', $icons); $initial_icons[] = array( 'icon_extension' => $temp_value[0], 'icon_name' => $icons ); } foreach($initial_icons as $icon) { $wpdb->insert( $this->afi_table, $icon ); } } /** * Function to uninstall plugin * @author Praveen Rajan */ function afi_uninstall(){ global $wpdb; if (function_exists('is_multisite') && is_multisite()) { // check if it is a network activation - if so, run the activation function for each blog id if (isset($_GET['networkwide']) && ($_GET['networkwide'] == 1)) { $old_blog = $wpdb->blogid; // Get all blog ids $blogids = $wpdb->get_col($wpdb->prepare("SELECT blog_id FROM $wpdb->blogs")); foreach ($blogids as $blog_id) { switch_to_blog($blog_id); $this->_afi_deactivate(); } switch_to_blog($old_blog); return; } } $this->_afi_deactivate(); } /** * Function to delete tables of plugins * @author Praveen Rajan */ function _afi_deactivate() { global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; $wpdb->query("DROP TABLE IF EXISTS $this->afi_table"); } /** * Function to add document icon to each attachment parsed. * @param $matches - input content * @return string - replaced output string * @author Praveen Rajan */ function Attachment_File_Render($matches){ global $wpdb; $sub_name_type = 'afi_types'; $this->afi_table = $wpdb->prefix . $sub_name_type; $icon_types = $wpdb->get_results("SELECT * FROM $this->afi_table", ARRAY_A); $arguments = array(); $arguments = $this->Attachment_File_Split($matches[0]); $file_link = $arguments['href']; $file_name_array = explode("/", $file_link); $file_name = array_reverse($file_name_array); //creates an array out of the url and grabs the filename $file_title = explode('.', $file_name[0]); $file_title = array_reverse($file_title); $ext_array = array(); foreach($icon_types as $icon) { $ext_array[] = $icon['icon_extension']; } if(in_array($file_title[0], $ext_array)) { foreach($icon_types as $icon) { if($icon['icon_extension'] == $file_title[0]){ $image_name = $icon['icon_name']; break; } } $sAttachmentString .= "

"; $sAttachmentString .= "

$matches[3]

"; $sAttachmentString .= "

"; $image_name = ''; return $sAttachmentString; }else { return $matches[0]; } } /** * Function to split arguments parsed * @param $argument_string - argument to be split * @return array of argument * @author Praveen Rajan */ function Attachment_File_Split($argument_string){ preg_match_all('/(?:[^ =]+?)=(?:["\'].+?["\']|[^ ]+)/', $argument_string, $items); $args = array(); foreach ($items[0] as $item){ $parts = explode("=", $item); $name = $parts[0]; $value = implode("=", array_slice($parts, 1)); $args[$name] = strip_tags(trim($value, "\"'")); } return $args; } /** * Function to match the expression * @param $content - input string * @return string - replaced output string * @author Praveen Rajan */ function Attachment_File_Parse($content) { $regexp = "]*href=(\"??)([^\" >]*?)\\1[^>]*>(.*)<\/a>"; $content = preg_replace_callback("/$regexp/siU", array(&$this, 'Attachment_File_Render'), $content); return $content; } /** * Function to add style to wordpress template. * @return void * @author Praveen Rajan */ function Attachment_Header_Code(){ wp_enqueue_script('jquery.multifile', $this->plugin_url . '/jquery.multifile.js', 'jquery'); wp_enqueue_script('thickbox',null,array('jquery')); echo ''; echo ''; } /** * Scan folder for icons * * @param string $dirname * @return array $files list of video filenames * @author Praveen Rajan */ function scandir_mime( $dirname ) { $ext = array('png', 'PNG'); $files = array(); if( $handle = opendir( $dirname ) ) { while( false !== ( $file = readdir( $handle ) ) ) { $info = pathinfo( $file ); // just look for video with the correct extension if ( isset($info['extension']) ) if ( in_array( strtolower($info['extension']), $ext) ) $files[] = utf8_encode( $file ); } closedir( $handle ); } sort( $files ); return ( $files ); } } } if (class_exists("AttachmentFileIcons")) { //Creates object of plugin class $AttachmentIcons = new AttachmentFileIcons(); } if (isset($AttachmentIcons)){ register_activation_hook( __FILE__, array(&$AttachmentIcons,'afi_install') ); register_deactivation_hook(__FILE__, array(&$AttachmentIcons,'afi_uninstall')); } ?>