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<?php |
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/* |
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Plugin Name: WP-Print |
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Plugin URI: http://lesterchan.net/portfolio/programming/php/ |
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Description: Displays a printable version of your WordPress blog's post/page. |
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Version: 2.57 |
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Author: Lester 'GaMerZ' Chan |
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Author URI: http://lesterchan.net |
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Text Domain: wp-print |
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*/ |
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|
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|
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/* |
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Copyright 2015 Lester Chan (email : lesterchan@gmail.com) |
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|
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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|
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|
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### Create Text Domain For Translations |
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add_action( 'plugins_loaded', 'print_textdomain' ); |
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function print_textdomain() { |
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load_plugin_textdomain( 'wp-print', false, dirname( plugin_basename( __FILE__ ) ) ); |
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} |
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|
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|
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### Function: Print Option Menu |
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add_action('admin_menu', 'print_menu'); |
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function print_menu() { |
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add_options_page(__('Print', 'wp-print'), __('Print', 'wp-print'), 'manage_options', 'wp-print/print-options.php') ; |
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} |
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|
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|
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### Function: Add htaccess Rewrite Endpoint - this handles all the rules |
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add_action( 'init', 'wp_print_endpoint' ); |
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function wp_print_endpoint() { |
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add_rewrite_endpoint( 'print', EP_PERMALINK | EP_PAGES ); |
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} |
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|
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|
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### Function: Print Public Variables |
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add_filter('query_vars', 'print_variables'); |
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function print_variables($public_query_vars) { |
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$public_query_vars[] = 'print'; |
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return $public_query_vars; |
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} |
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|
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|
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### Function: Display Print Link |
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function print_link($print_post_text = '', $print_page_text = '', $echo = true) { |
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$polyglot_append = ''; |
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if (function_exists('polyglot_get_lang')){ |
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global $polyglot_settings; |
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$polyglot_append = $polyglot_settings['uri_helpers']['lang_view'].'/'.polyglot_get_lang().'/'; |
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} |
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$output = ''; |
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$using_permalink = get_option('permalink_structure'); |
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$print_options = get_option('print_options'); |
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$print_style = intval($print_options['print_style']); |
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if(empty($print_post_text)) { |
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$print_text = stripslashes($print_options['post_text']); |
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} else { |
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$print_text = $print_post_text; |
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} |
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$print_icon = plugins_url('wp-print/images/'.$print_options['print_icon']); |
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$print_link = get_permalink(); |
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$print_html = stripslashes($print_options['print_html']); |
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// Fix For Static Page |
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if(get_option('show_on_front') == 'page' && is_page()) { |
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if(intval(get_option('page_on_front')) > 0) { |
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$print_link = _get_page_link(); |
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} |
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} |
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if(!empty($using_permalink)) { |
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if(substr($print_link, -1, 1) != '/') { |
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$print_link = $print_link.'/'; |
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} |
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if(is_page()) { |
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if(empty($print_page_text)) { |
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$print_text = stripslashes($print_options['page_text']); |
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} else { |
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$print_text = $print_page_text; |
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} |
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} |
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$print_link = $print_link.'print/'.$polyglot_append; |
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} else { |
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if(is_page()) { |
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if(empty($print_page_text)) { |
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$print_text = stripslashes($print_options['page_text']); |
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} else { |
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$print_text = $print_page_text; |
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} |
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} |
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$print_link = $print_link.'&print=1'; |
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} |
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unset($print_options); |
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switch($print_style) { |
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// Icon + Text Link |
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case 1: |
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$output = '<a href="'.$print_link.'" title="'.$print_text.'" rel="nofollow"><img class="WP-PrintIcon" src="'.$print_icon.'" alt="'.$print_text.'" title="'.$print_text.'" style="border: 0px;" /></a> <a href="'.$print_link.'" title="'.$print_text.'" rel="nofollow">'.$print_text.'</a>'; |
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break; |
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// Icon Only |
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case 2: |
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$output = '<a href="'.$print_link.'" title="'.$print_text.'" rel="nofollow"><img class="WP-PrintIcon" src="'.$print_icon.'" alt="'.$print_text.'" title="'.$print_text.'" style="border: 0px;" /></a>'; |
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break; |
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// Text Link Only |
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case 3: |
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$output = '<a href="'.$print_link.'" title="'.$print_text.'" rel="nofollow">'.$print_text.'</a>'; |
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break; |
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case 4: |
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$print_html = str_replace("%PRINT_URL%", $print_link, $print_html); |
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$print_html = str_replace("%PRINT_TEXT%", $print_text, $print_html); |
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$print_html = str_replace("%PRINT_ICON_URL%", $print_icon, $print_html); |
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$output = $print_html; |
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break; |
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} |
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if($echo) { |
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echo $output."\n"; |
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} else { |
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return $output; |
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} |
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} |
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|
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|
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### Function: Short Code For Inserting Prink Links Into Posts/Pages |
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add_shortcode('print_link', 'print_link_shortcode'); |
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function print_link_shortcode($atts) { |
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if(!is_feed()) { |
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return print_link('', '', false); |
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} else { |
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return __('Note: There is a print link embedded within this post, please visit this post to print it.', 'wp-print'); |
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} |
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} |
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function print_link_shortcode2($atts) { |
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return; |
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} |
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|
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|
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### Function: Short Code For DO NOT PRINT Content |
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add_shortcode('donotprint', 'print_donotprint_shortcode'); |
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function print_donotprint_shortcode($atts, $content = null) { |
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return do_shortcode($content); |
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} |
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function print_donotprint_shortcode2($atts, $content = null) { |
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return; |
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} |
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|
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|
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### Function: Print Content |
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function print_content($display = true) { |
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global $links_text, $link_number, $max_link_number, $matched_links, $pages, $multipage, $numpages, $post; |
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if (!isset($matched_links)) { |
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$matched_links = array(); |
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} |
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if(post_password_required()) { |
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$content = get_the_password_form(); |
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} else { |
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if($multipage) { |
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for($page = 0; $page < $numpages; $page++) { |
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$content .= $pages[$page]; |
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} |
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} else { |
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$content = $pages[0]; |
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} |
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if(function_exists('email_rewrite')) { |
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remove_shortcode('donotemail'); |
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add_shortcode('donotemail', 'email_donotemail_shortcode2'); |
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} |
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remove_shortcode('donotprint'); |
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add_shortcode('donotprint', 'print_donotprint_shortcode2'); |
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remove_shortcode('print_link'); |
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add_shortcode('print_link', 'print_link_shortcode2'); |
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$content = apply_filters('the_content', $content); |
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$content = str_replace(']]>', ']]>', $content); |
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if(!print_can('images')) { |
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$content = remove_image($content); |
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} |
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if(!print_can('videos')) { |
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$content = remove_video($content); |
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} |
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if(print_can('links')) { |
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preg_match_all('/<a(.+?)href=[\"\'](.+?)[\"\'](.*?)>(.+?)<\/a>/', $content, $matches); |
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for ($i=0; $i < count($matches[0]); $i++) { |
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$link_match = $matches[0][$i]; |
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$link_url = $matches[2][$i]; |
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if(substr($link_url, 0, 2) == '//') { |
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$link_url = (is_ssl() ? 'https:' : 'http:') . $link_url; |
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} elseif(stristr($link_url, 'https://')) { |
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$link_url =(strtolower(substr($link_url,0,8)) != 'https://') ?get_option('home') . $link_url : $link_url; |
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} else if(stristr($link_url, 'mailto:')) { |
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$link_url =(strtolower(substr($link_url,0,7)) != 'mailto:') ?get_option('home') . $link_url : $link_url; |
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} else if($link_url[0] == '#') { |
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$link_url = $link_url; |
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} else { |
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$link_url =(strtolower(substr($link_url,0,7)) != 'http://') ?get_option('home') . $link_url : $link_url; |
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} |
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$link_text = $matches[4][$i]; |
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$new_link = true; |
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$link_url_hash = md5($link_url); |
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if (!isset($matched_links[$link_url_hash])) { |
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$link_number = ++$max_link_number; |
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$matched_links[$link_url_hash] = $link_number; |
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} else { |
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$new_link = false; |
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$link_number = $matched_links[$link_url_hash]; |
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} |
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$content = str_replace_one($link_match, "<a href=\"$link_url\" rel=\"external\">".$link_text.'</a> <sup>['.number_format_i18n($link_number).']</sup>', $content); |
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if ($new_link) { |
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if(preg_match('/<img(.+?)src=[\"\'](.+?)[\"\'](.*?)>/',$link_text)) { |
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$links_text .= '<p style="margin: 2px 0;">['.number_format_i18n($link_number).'] '.__('Image', 'wp-print').': <b><span dir="ltr">'.$link_url.'</span></b></p>'; |
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} else { |
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$links_text .= '<p style="margin: 2px 0;">['.number_format_i18n($link_number).'] '.$link_text.': <b><span dir="ltr">'.$link_url.'</span></b></p>'; |
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} |
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} |
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} |
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} |
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} |
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if($display) { |
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echo $content; |
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} else { |
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return $content; |
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} |
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} |
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|
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|
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### Function: Print Categories |
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function print_categories($before = '', $after = '') { |
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$temp_cat = strip_tags(get_the_category_list(',')); |
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$temp_cat = explode(', ', $temp_cat); |
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$temp_cat = implode($after.__(',', 'wp-print').' '.$before, $temp_cat); |
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echo $before.$temp_cat.$after; |
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} |
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|
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|
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### Function: Print Comments Content |
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function print_comments_content($display = true) { |
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global $links_text, $link_number, $max_link_number, $matched_links; |
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if (!isset($matched_links)) { |
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$matched_links = array(); |
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} |
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$content = get_comment_text(); |
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$content = apply_filters('comment_text', $content); |
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if(!print_can('images')) { |
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$content = remove_image($content); |
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} |
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if(!print_can('videos')) { |
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$content = remove_video($content); |
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} |
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if(print_can('links')) { |
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preg_match_all('/<a(.+?)href=[\"\'](.+?)[\"\'](.*?)>(.+?)<\/a>/', $content, $matches); |
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for ($i=0; $i < count($matches[0]); $i++) { |
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$link_match = $matches[0][$i]; |
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$link_url = $matches[2][$i]; |
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if(stristr($link_url, 'https://')) { |
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$link_url =(strtolower(substr($link_url,0,8)) != 'https://') ?get_option('home') . $link_url : $link_url; |
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} else if(stristr($link_url, 'mailto:')) { |
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$link_url =(strtolower(substr($link_url,0,7)) != 'mailto:') ?get_option('home') . $link_url : $link_url; |
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} else if($link_url[0] == '#') { |
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$link_url = $link_url; |
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} else { |
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$link_url =(strtolower(substr($link_url,0,7)) != 'http://') ?get_option('home') . $link_url : $link_url; |
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} |
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$new_link = true; |
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$link_url_hash = md5($link_url); |
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if (!isset($matched_links[$link_url_hash])) { |
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$link_number = ++$max_link_number; |
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$matched_links[$link_url_hash] = $link_number; |
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} else { |
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$new_link = false; |
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$link_number = $matched_links[$link_url_hash]; |
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} |
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$content = str_replace_one($link_match, "<a href=\"$link_url\" rel=\"external\">".$link_text.'</a> <sup>['.number_format_i18n($link_number).']</sup>', $content); |
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if ($new_link) { |
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if(preg_match('/<img(.+?)src=[\"\'](.+?)[\"\'](.*?)>/',$link_text)) { |
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$links_text .= '<p style="margin: 2px 0;">['.number_format_i18n($link_number).'] '.__('Image', 'wp-print').': <b><span dir="ltr">'.$link_url.'</span></b></p>'; |
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} else { |
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$links_text .= '<p style="margin: 2px 0;">['.number_format_i18n($link_number).'] '.$link_text.': <b><span dir="ltr">'.$link_url.'</span></b></p>'; |
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} |
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} |
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} |
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} |
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if($display) { |
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echo $content; |
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} else { |
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return $content; |
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} |
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} |
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|
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|
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### Function: Print Comments |
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function print_comments_number() { |
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global $post; |
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$comment_text = ''; |
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$comment_status = $post->comment_status; |
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if($comment_status == 'open') { |
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$num_comments = get_comments_number(); |
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if($num_comments == 0) { |
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$comment_text = __('No Comments', 'wp-print'); |
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} else { |
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$comment_text = sprintf(_n('%s Comment', '%s Comments', $num_comments, 'wp-print'), number_format_i18n($num_comments)); |
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} |
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} else { |
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$comment_text = __('Comments Disabled', 'wp-print'); |
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} |
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if(post_password_required()) { |
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_e('Comments Hidden', 'wp-print'); |
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} else { |
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echo $comment_text; |
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} |
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} |
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|
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|
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### Function: Print Links |
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function print_links($text_links = '') { |
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global $links_text; |
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if(empty($text_links)) { |
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$text_links = __('URLs in this post:', 'wp-print'); |
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} |
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if(!empty($links_text)) { |
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echo $text_links.$links_text; |
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} |
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} |
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|
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|
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### Function: Load WP-Print |
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add_action('template_redirect', 'wp_print', 5); |
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function wp_print() { |
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global $wp_query; |
| 341 |
if( array_key_exists( 'print' , $wp_query->query_vars ) ) { |
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include(WP_PLUGIN_DIR.'/wp-print/print.php'); |
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exit(); |
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} |
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} |
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|
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|
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### Function: Add Print Comments Template |
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function print_template_comments() { |
| 350 |
if(file_exists(get_stylesheet_directory().'/print-comments.php')) { |
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$file = get_stylesheet_directory().'/print-comments.php'; |
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} else { |
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$file = WP_PLUGIN_DIR.'/wp-print/print-comments.php'; |
| 354 |
} |
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return $file; |
| 356 |
} |
| 357 |
|
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|
| 359 |
### Function: Print Page Title |
| 360 |
function print_pagetitle($page_title) { |
| 361 |
$page_title .= ' » '.__('Print', 'wp-print'); |
| 362 |
return $page_title; |
| 363 |
} |
| 364 |
|
| 365 |
|
| 366 |
### Function: Can Print? |
| 367 |
function print_can($type) { |
| 368 |
$print_options = get_option('print_options'); |
| 369 |
return intval($print_options[$type]); |
| 370 |
} |
| 371 |
|
| 372 |
|
| 373 |
### Function: Remove Image From Text |
| 374 |
function remove_image($content) { |
| 375 |
$content= preg_replace('/<img(.+?)src=[\"\'](.+?)[\"\'](.*?)>/', '',$content); |
| 376 |
return $content; |
| 377 |
} |
| 378 |
|
| 379 |
|
| 380 |
### Function: Remove Video From Text |
| 381 |
function remove_video($content) { |
| 382 |
$content= preg_replace('/<object[^>]*?>.*?<\/object>/', '',$content); |
| 383 |
$content= preg_replace('/<embed[^>]*?>.*?<\/embed>/', '',$content); |
| 384 |
return $content; |
| 385 |
} |
| 386 |
|
| 387 |
|
| 388 |
### Function: Replace One Time Only |
| 389 |
function str_replace_one($search, $replace, $content){ |
| 390 |
if ($pos = strpos($content, $search)) { |
| 391 |
return substr($content, 0, $pos).$replace.substr($content, $pos+strlen($search)); |
| 392 |
} else { |
| 393 |
return $content; |
| 394 |
} |
| 395 |
} |
| 396 |
|
| 397 |
|
| 398 |
### Function: Activate Plugin |
| 399 |
register_activation_hook( __FILE__, 'print_activation' ); |
| 400 |
function print_activation( $network_wide ) { |
| 401 |
// Add Options |
| 402 |
$option_name = 'print_options'; |
| 403 |
$option = array( |
| 404 |
'post_text' => __('Print This Post', 'wp-print'), |
| 405 |
'page_text' => __('Print This Page', 'wp-print'), |
| 406 |
'print_icon' => 'print.gif', |
| 407 |
'print_style' => 1, |
| 408 |
'print_html' => '<a href="%PRINT_URL%" rel="nofollow" title="%PRINT_TEXT%">%PRINT_TEXT%</a>', |
| 409 |
'comments' => 0, |
| 410 |
'links' => 1, |
| 411 |
'images' => 1, |
| 412 |
'videos' => 0, |
| 413 |
'disclaimer' => sprintf(__('Copyright © %s %s. All rights reserved.', 'wp-print'), date('Y'), get_option('blogname')) |
| 414 |
); |
| 415 |
|
| 416 |
if ( is_multisite() && $network_wide ) { |
| 417 |
$ms_sites = wp_get_sites(); |
| 418 |
|
| 419 |
if( 0 < sizeof( $ms_sites ) ) { |
| 420 |
foreach ( $ms_sites as $ms_site ) { |
| 421 |
switch_to_blog( $ms_site['blog_id'] ); |
| 422 |
add_option( $option_name, $option ); |
| 423 |
print_activate(); |
| 424 |
} |
| 425 |
} |
| 426 |
|
| 427 |
restore_current_blog(); |
| 428 |
} else { |
| 429 |
add_option( $option_name, $option ); |
| 430 |
print_activate(); |
| 431 |
} |
| 432 |
} |
| 433 |
|
| 434 |
function print_activate() { |
| 435 |
flush_rewrite_rules(); |
| 436 |
} |
