Archived
315 lines
12 KiB
PHP
315 lines
12 KiB
PHP
<?php
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/**
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* @package Internals
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*/
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if ( !defined( 'WPSEO_VERSION' ) ) {
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header( 'HTTP/1.0 403 Forbidden' );
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die;
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}
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/**
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* Flush the rewrite rules.
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*/
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function wpseo_flush_rules() {
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global $wp_rewrite;
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$wp_rewrite->flush_rules();
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}
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/**
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* Runs on activation of the plugin.
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*/
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function wpseo_activate() {
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wpseo_defaults();
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wpseo_flush_rules();
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wpseo_title_test();
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// Clear cache so the changes are obvious.
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if ( function_exists( 'w3tc_pgcache_flush' ) ) {
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w3tc_pgcache_flush();
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} else if ( function_exists( 'wp_cache_clear_cache' ) ) {
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wp_cache_clear_cache();
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}
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}
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/**
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* Set the default settings.
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*
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* This uses the currently available custom post types and taxonomies.
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*/
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function wpseo_defaults() {
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$options = get_option( 'wpseo' );
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if ( !is_array( $options ) ) {
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$opt = array(
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'disableadvanced_meta' => 'on',
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'version' => WPSEO_VERSION,
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);
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update_option( 'wpseo', $opt );
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}
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if ( !is_array( get_option( 'wpseo_titles' ) ) ) {
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$opt = array(
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'title-home' => '%%sitename%% %%page%% %%sep%% %%sitedesc%%',
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'title-author' => sprintf( __( '%s, Author at %s', 'wordpress-seo' ), '%%name%%', '%%sitename%%' ) . ' %%page%% ',
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'title-archive' => '%%date%% %%page%% %%sep%% %%sitename%%',
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'title-search' => sprintf( __( 'You searched for %s', 'wordpress-seo' ), '%%searchphrase%%' ) . ' %%page%% %%sep%% %%sitename%%',
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'title-404' => __( 'Page Not Found', 'wordpress-seo' ) . ' %%sep%% %%sitename%%',
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'noindex-archive' => 'on',
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'noindex-post_format' => 'on',
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);
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foreach ( get_post_types( array( 'public' => true ), 'objects' ) as $pt ) {
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$opt['title-' . $pt->name] = '%%title%% %%page%% %%sep%% %%sitename%%';
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if ( $pt->has_archive )
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$opt['title-ptarchive-' . $pt->name] = sprintf( __( '%s Archive', 'wordpress-seo' ), '%%pt_plural%%' ) . ' %%page%% %%sep%% %%sitename%%';
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}
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foreach ( get_taxonomies( array( 'public' => true ) ) as $tax ) {
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$opt['title-' . $tax] = sprintf( __( '%s Archives', 'wordpress-seo' ), '%%term_title%%' ) . ' %%page%% %%sep%% %%sitename%%';
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}
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update_option( 'wpseo_titles', $opt );
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}
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if ( !is_array( get_option( 'wpseo_xml' ) ) ) {
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$opt = array(
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'enablexmlsitemap' => 'on',
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'post_types-attachment-not_in_sitemap' => true
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);
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update_option( 'wpseo_xml', $opt );
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}
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if ( !is_array( get_option( 'wpseo_social' ) ) ) {
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$opt = array(
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'opengraph' => 'on',
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);
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update_option( 'wpseo_social', $opt );
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}
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if ( !is_array( get_option( 'wpseo_rss' ) ) ) {
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$opt = array(
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'rssafter' => sprintf( __( 'The post %s appeared first on %s.', 'wordpress-seo' ), '%%POSTLINK%%', '%%BLOGLINK%%' ),
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);
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update_option( 'wpseo_rss', $opt );
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}
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// Force WooThemes to use WordPress SEO data.
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if ( function_exists( 'woo_version_init' ) ) {
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update_option( 'seo_woo_use_third_party_data', 'true' );
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}
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wpseo_title_test();
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}
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/**
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* Test whether force rewrite should be enabled or not.
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*/
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function wpseo_title_test() {
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$options = get_option( 'wpseo_titles' );
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if ( isset( $options['forcerewritetitle'] ) )
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unset( $options['forcerewritetitle'] );
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$options['title_test'] = true;
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update_option( 'wpseo_titles', $options );
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// Setting title_test to true forces the plugin to output the title below through a filter in class-frontend.php
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$expected_title = 'This is a Yoast Test Title';
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if ( function_exists( 'w3tc_pgcache_flush' ) ) {
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w3tc_pgcache_flush();
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} else if ( function_exists( 'wp_cache_clear_cache' ) ) {
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wp_cache_clear_cache();
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}
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global $wp_version;
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$args = array(
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'user-agent' => "WordPress/${wp_version}; " . get_site_url() . " - Yoast",
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);
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$resp = wp_remote_get( get_bloginfo( 'url' ), $args );
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// echo '<pre>'.$resp['body'].'</pre>';
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if ( $resp && !is_wp_error( $resp ) && 200 == $resp['response']['code'] ) {
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$res = preg_match( '/<title>([^<]+)<\/title>/im', $resp['body'], $matches );
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if ( $res && strcmp( $matches[1], $expected_title ) !== 0 ) {
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$options['forcerewritetitle'] = 'on';
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update_option( 'wpseo_titles', $options );
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$resp = wp_remote_get( get_bloginfo( 'url' ), $args );
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$res = preg_match( '/<title>([^>]+)<\/title>/im', $resp['body'], $matches );
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}
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if ( !$res || $matches[1] != $expected_title )
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unset( $options['forcerewritetitle'] );
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} else {
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// If that dies, let's make sure the titles are correct and force the output.
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$options['forcerewritetitle'] = 'on';
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}
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unset( $options['title_test'] );
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update_option( 'wpseo_titles', $options );
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}
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add_filter( 'switch_theme', 'wpseo_title_test', 0 );
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/**
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* On deactivation, flush the rewrite rules so XML sitemaps stop working.
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*/
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function wpseo_deactivate() {
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wpseo_flush_rules();
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// Clear cache so the changes are obvious.
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if ( function_exists( 'w3tc_pgcache_flush' ) ) {
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w3tc_pgcache_flush();
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} else if ( function_exists( 'wp_cache_clear_cache' ) ) {
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wp_cache_clear_cache();
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}
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}
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/**
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* Translates a decimal analysis score into a textual one.
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*
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* @param int $val The decimal score to translate.
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* @return string
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*/
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function wpseo_translate_score( $val ) {
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switch ( $val ) {
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case 0:
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$score = 'na';
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break;
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case 4:
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case 5:
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$score = 'poor';
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break;
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case 6:
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case 7:
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$score = 'ok';
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break;
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case 8:
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case 9:
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case 10:
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$score = 'good';
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break;
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default:
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$score = 'bad';
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break;
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}
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return $score;
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}
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/**
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* Adds an SEO admin bar menu with several options. If the current user is an admin he can also go straight to several settings menu's from here.
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*/
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function wpseo_admin_bar_menu() {
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// If the current user can't write posts, this is all of no use, so let's not output an admin menu
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if ( !current_user_can( 'edit_posts' ) )
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return;
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global $wp_admin_bar, $wpseo_front, $post;
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if ( is_object( $wpseo_front ) ) {
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$url = $wpseo_front->canonical( false );
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} else {
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$url = '';
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}
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$focuskw = '';
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$score = '';
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$seo_url = get_admin_url( null, 'admin.php?page=wpseo_dashboard' );
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if ( is_singular() && isset( $post ) && is_object( $post ) && apply_filters( 'wpseo_use_page_analysis', true ) === true ) {
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$focuskw = wpseo_get_value( 'focuskw', $post->ID );
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$perc_score = wpseo_get_value( 'linkdex', $post->ID );
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$txtscore = wpseo_translate_score( round( $perc_score / 10 ) );
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$score = '<div title="' . ucfirst( $txtscore ) . '" class="wpseo_score_img ' . $txtscore . ' ' . $perc_score . '"></div>';
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$seo_url = get_edit_post_link( $post->ID );
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if ( $txtscore != 'na' )
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$seo_url .= '#wpseo_linkdex';
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}
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$wp_admin_bar->add_menu( array( 'id' => 'wpseo-menu', 'title' => __( 'SEO', 'wordpress-seo' ) . $score, 'href' => $seo_url, ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-menu', 'id' => 'wpseo-kwresearch', 'title' => __( 'Keyword Research', 'wordpress-seo' ), '#', ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-kwresearch', 'id' => 'wpseo-adwordsexternal', 'title' => __( 'AdWords External', 'wordpress-seo' ), 'href' => 'https://adwords.google.com/select/KeywordToolExternal', 'meta' => array( 'target' => '_blank' ) ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-kwresearch', 'id' => 'wpseo-googleinsights', 'title' => __( 'Google Insights', 'wordpress-seo' ), 'href' => 'http://www.google.com/insights/search/#q=' . urlencode( $focuskw ) . '&cmpt=q', 'meta' => array( 'target' => '_blank' ) ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-kwresearch', 'id' => 'wpseo-wordtracker', 'title' => __( 'SEO Book', 'wordpress-seo' ), 'href' => 'http://tools.seobook.com/keyword-tools/seobook/?keyword=' . urlencode( $focuskw ), 'meta' => array( 'target' => '_blank' ) ) );
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if ( !is_admin() ) {
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-menu', 'id' => 'wpseo-analysis', 'title' => __( 'Analyze this page', 'wordpress-seo' ), '#', ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-analysis', 'id' => 'wpseo-inlinks-ose', 'title' => __( 'Check Inlinks (OSE)', 'wordpress-seo' ), 'href' => 'http://www.opensiteexplorer.org/' . str_replace( '/', '%252F', preg_replace( '/^https?:\/\//', '', $url ) ) . '/a!links', 'meta' => array( 'target' => '_blank' ) ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-analysis', 'id' => 'wpseo-kwdensity', 'title' => __( 'Check Keyword Density', 'wordpress-seo' ), 'href' => 'http://tools.davidnaylor.co.uk/keyworddensity/index.php?url=' . $url . '&keyword=' . urlencode( $focuskw ), 'meta' => array( 'target' => '_blank' ) ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-analysis', 'id' => 'wpseo-cache', 'title' => __( 'Check Google Cache', 'wordpress-seo' ), 'href' => 'http://webcache.googleusercontent.com/search?strip=1&q=cache:' . $url, 'meta' => array( 'target' => '_blank' ) ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-analysis', 'id' => 'wpseo-header', 'title' => __( 'Check Headers', 'wordpress-seo' ), 'href' => 'http://quixapp.com/headers/?r=' . urlencode( $url ), 'meta' => array( 'target' => '_blank' ) ) );
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}
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$admin_menu = false;
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if ( function_exists( 'is_multisite' ) && is_multisite() ) {
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$options = get_site_option( 'wpseo_ms' );
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if ( is_array( $options ) && isset( $options['access'] ) && $options['access'] == 'superadmin' ) {
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if ( is_super_admin() )
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$admin_menu = true;
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else
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$admin_menu = false;
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} else {
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if ( current_user_can( 'manage_options' ) )
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$admin_menu = true;
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else
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$admin_menu = false;
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}
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} else {
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if ( current_user_can( 'manage_options' ) )
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$admin_menu = true;
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}
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if ( $admin_menu ) {
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-menu', 'id' => 'wpseo-settings', 'title' => __( 'SEO Settings', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_titles' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-titles', 'title' => __( "Titles & Metas", 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_titles' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-social', 'title' => __( 'Social', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_social' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-xml', 'title' => __( 'XML Sitemaps', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_xml' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-permalinks', 'title' => __( 'Permalinks', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_permalinks' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-internal-links', 'title' => __( 'Internal Links', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_internal-links' ), ) );
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$wp_admin_bar->add_menu( array( 'parent' => 'wpseo-settings', 'id' => 'wpseo-rss', 'title' => __( 'RSS', 'wordpress-seo' ), 'href' => admin_url( 'admin.php?page=wpseo_rss' ), ) );
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}
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}
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add_action( 'admin_bar_menu', 'wpseo_admin_bar_menu', 95 );
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/**
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* Enqueue a tiny bit of CSS to show so the adminbar shows right.
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*/
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function wpseo_admin_bar_css() {
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if ( is_admin_bar_showing() && is_singular() )
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wp_enqueue_style( 'boxes', WPSEO_URL . 'css/adminbar.css', WPSEO_VERSION );
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}
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add_action( 'wp_enqueue_scripts', 'wpseo_admin_bar_css' );
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/**
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* Allows editing of the meta fields through weblog editors like Marsedit.
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*
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* @param array $allcaps Capabilities that must all be true to allow action.
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* @param array $cap Array of capabilities to be checked, unused here.
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* @param array $args List of arguments for the specific cap to be checked.
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*
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* @return array $allcaps
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*/
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function allow_custom_field_edits( $allcaps, $cap, $args ) {
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// $args[0] holds the capability
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// $args[2] holds the post ID
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// $args[3] holds the custom field
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// Make sure the request is to edit or add a post meta (this is usually also the second value in $cap,
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// but this is safer to check).
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if ( in_array( $args[0], array( "edit_post_meta", "add_post_meta" ) ) ) {
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// Only allow editing rights for users who have the rights to edit this post and make sure
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// the meta value starts with _yoast_wpseo.
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if ( current_user_can( 'edit_post', $args[2] ) && strpos( $args[3], "_yoast_wpseo_" ) === 0 )
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$allcaps[$args[0]] = true;
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}
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return $allcaps;
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}
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add_filter( 'user_has_cap', 'allow_custom_field_edits', 0, 3 );
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