摘要：THE SETTINGS APIThe Settings API enables you to handle the simple tasks:Tell WordPress that you are going to use some new options and how you want themdisplayed.Specify a function that will sanitize user inputs.And let WordPress transparently manage for you the cumbersome and repetitive parts:Draw m 阅读全文

摘要：wp_options tableSaving Optionsadd_option( ‘boj_myplugin_color’, ‘red’ );update_option( ‘boj_myplugin_color’, ‘blue’ );Saving an Array of Options< ?php$options = array(‘color’ = > ‘red’,‘fontsize’ = > ‘120%’,‘border’ = > ‘2px solid red’);update_option( ‘boj_myplugin_options’, $options );? 阅读全文

摘要：var_dump( $shortcode_tags );remove_shortcode()remove_all_shortcodes()strip_shortcodes()< ?php$content = < < < SSome existing shortcodes: [amazonimage] [gallery]These don’t exist: [bleh] [123]S;echo strip_shortcodes( $content );/* Result:Some existing shortcodes:These don’t exist: [bleh] 阅读全文

摘要：Register Custom Shortcodesshortcode 在wordpress中的作用与重要性不言而喻。主要从如下的几个方面考虑:不同格式的shortcode不同格式的shortcode: [book]单模式下的shortcode,使用属性闭合模式 [book 属性] content [/book]多种嵌套shortcode针对不同的custom type来应用 shortcode在编辑器中点击即生成shortcode,即非手动嵌套shortcodeadd_action( 'init', 'sanofi_register_shortcodes' ) 阅读全文

摘要：Creating a Top - Level Menuadd_menu_page( page_title, menu_title, capability, menu_slug, function,icon_url, position );page_title — The title of the page as shown in the <title> tagsmenu_title — The name of your menu displayed on the dashboardcapability — Minimum capability required to view th 阅读全文

摘要：CREATING CUSTOM HOOKSdo_action()do_action_ref_array()apply_filters()apply_filters_ref_array()Custom Action Hook Example< ?phpadd_action( ‘plugins_loaded’, ‘boj_myplugin_setup’ );function boj_myplugin_setup() {/* Allow actions to fire before anything else. */do_action( ‘boj_myplugin_setup_pre’ );/ 阅读全文

摘要：Commonly Used Filter Hooksthe_contentthe_titletemplate_includefront_page_templatehome_templatesingle_templatepage_templateattachment_templatearchive_templatecategory_templatetag_templateauthor_templatedate_templatearchive_templatesearch_template404_templateindex_template 阅读全文

摘要：apply_filters_ref_array( $tag, $args );$tag — The name of the filter hook.$args — An array of arguments to pass to filters registered for the hook.remove_filter( $tag, $function_to_remove, $priority, $accepted_args );$tag — The name of the filter hook to remove a filter from.$function_to_remove — Th 阅读全文

摘要：apply_filters( $tag, $value );$tag — The name of the filter hook.$value — The parameter passed to any filters added to the hook. The function can alsotake in any number of extraparameters to pass to filters.add_filter( $tag, $function, $priority, $accepted_args );$tag — The name of the hook you want 阅读全文

摘要：Commonly Used Action Hooks（1）plugins_loaded。一个WP插件应该在此hook做setup。It isfired after most of the WordPress files are loaded but before the pluggable functions and WordPressstarts executing anything；plugins_loaded is executed when all the user’s activated plugins have been loaded by WordPress. Itis also 阅读全文

摘要：do_action_ref_array( $tag, $args );$tag — The name of the action hook.$args — An array of arguments passed to actions registered for the hook. Generally, thiswould be an object that actions can change.< ?phpdo_action_ref_array( ‘pre_get_posts’, array( & $this ) );add_action( ‘pre_get_posts’, 阅读全文

摘要：do_action( $tag, $arg = ‘’ );$tag — The name of the action hook.$arg — Value(s) passed to registered actions. It looks like a single parameter, but this isn ’ talways the case. Action hooks have the option to pass any number of parameters or noparameters at all. You need to check the WordPress sourc 阅读全文

摘要：Deactivate Is Not UninstallTwo uninstall methods:(1) Uninstall.php:< ?php// If uninstall not called from WordPress exitif( !defined( ‘WP_UNINSTALL_PLUGIN’ ) )exit ();// Delete option from options tabledelete_option( ‘boj_myplugin_options’ );//remove any additional options and custom tables? >( 阅读全文

摘要：Deactivation:Deactivation时会触发register_deactivation_hook()。register_ deactivation_hook( $file, $function )$file - (string) (required) — Path to the primary plugin fi le$function - (string) (required) — The function to be executed when the plugin is activated例如：< ?phpregister_deactivation_hook( __F 阅读全文

摘要：options激活时可以设置option：< ?phpregister_activation_hook( __FILE__, ‘boj_install’ );function boj_install() {$boj_myplugin_options = array(‘view’ = > ‘grid’,‘food’ = > ‘bacon’,‘mode’ = > ‘zombie’);update_option( ‘boj_myplugin_options’, $boj_myplugin_options );}? > 阅读全文

摘要：plugin激活插件激活时，plugin activation function将会被触发。register_activation_hook()。主要用于设置默认options、检测版本兼容等。register_activation_hook( $file, $function );$file - (string) (required) — Path to the primary plugin file$function - (string) (required) — The function to be executed when the plugin is activated例如：< 阅读全文

摘要：PathsLocal path:plugin_dir_path( __FILE__ );plugin_dir_path( __FILE__ ) .’js/scripts.js’;URL path:plugins_url(),Full plugins directory URL, example:http://example.com/wp-content/pluginsincludes_url(),http://example.com/wp-includescontent_url(), http://example.com/wp-contentadmin_url(), http://exampl 阅读全文

摘要：Sanity practices:（1）命名前缀。plugin范围内，变量、函数名、文件名加一个唯一前缀。（2）文件组织。至少应该有两个文件：主要的php文件和一个uninstall.php。主要的php可以细分为更多的小文件，便于update和性能。（3）目录结构。example：primary.phpuninstall.php/js/css/includes/imagesHeader：< ?php/*Plugin Name: My PluginPlugin URI: http://example.com/wordpress-plugins/my-pluginDescription: 阅读全文

摘要：plugin本质上就是写一个函数并使用hook注册plugin consists of:(1) header(2) functionregister_activation_hook( $file, $function )register_deactivation_hook($file, $function) 阅读全文

摘要：允许非编程人员直接使用的功能函数，并且可以添加属性等，类似标签( from v2.5 on) 1 <?php 2 /* 3 Plugin Name: Map plugin using shortcode 4 Plugin URI: http://www.falkonproductions.com/shortcodeMaps/ 5 Description: This plugin will get a map of whatever parameter is passed. 6 Author: Drew Falkman 7 Version: 1.0 8 Author URI: http:/ 阅读全文