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232 lines
10 KiB
PHP
232 lines
10 KiB
PHP
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<?php
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/**
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* Plugin Name: PDF Embedder
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* Plugin URI: http://wp-pdf.com/
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* Description: Embed PDFs straight into your posts and pages, with flexible width and height. No third-party services required. Compatible with Gutenberg Editor WordPress
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* Version: 4.6
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* Author: Lever Technology LLC
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* Author URI: http://wp-pdf.com/
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* License: GPL3
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* Text Domain: pdf-embedder
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*/
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require_once( plugin_dir_path(__FILE__).'/core/core_pdf_embedder.php' );
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class pdfemb_basic_pdf_embedder extends core_pdf_embedder {
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protected $PLUGIN_VERSION = '4.6';
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// Singleton
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private static $instance = null;
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public static function get_instance() {
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if (null == self::$instance) {
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self::$instance = new self;
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}
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return self::$instance;
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}
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// Basic specific
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protected static $poweredby_optionname='poweredby';
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public function pdfemb_activation_hook($network_wide) {
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parent::pdfemb_activation_hook($network_wide);
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// If installed previously, keep 'poweredby' to off since they were used to that
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$old_options = get_site_option($this->get_options_name());
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if (!$old_options) {
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update_site_option(self::$poweredby_optionname, 'off');
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}
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}
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public function pdfemb_wp_enqueue_scripts() {
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if (!$this->useminified()) {
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wp_register_script( 'pdfemb_grabtopan_js', $this->my_plugin_url().'js/grabtopan-basic-'.$this->PLUGIN_VERSION.'.js', array('jquery'), $this->PLUGIN_VERSION);
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wp_register_script( 'pdfemb_pv_core_js', $this->my_plugin_url().'js/pdfemb-pv-core-'.$this->PLUGIN_VERSION.'.js',
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array('pdfemb_grabtopan_js', 'jquery'), $this->PLUGIN_VERSION );
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wp_register_script( 'pdfemb_versionspecific_pdf_js', $this->my_plugin_url().'js/pdfemb-basic-'.$this->PLUGIN_VERSION.'.js',
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array('jquery', 'pdfemb_pv_core_js'), $this->PLUGIN_VERSION);
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wp_register_script( 'pdfemb_embed_pdf_js', $this->my_plugin_url().'js/pdfemb-embed-pdf-'.$this->PLUGIN_VERSION.'.js',
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array('pdfemb_pv_core_js', 'pdfemb_versionspecific_pdf_js'), $this->PLUGIN_VERSION );
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}
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else {
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wp_register_script( 'pdfemb_embed_pdf_js', $this->my_plugin_url().'js/all-pdfemb-basic-'.$this->PLUGIN_VERSION.'.min.js', array('jquery'), false);
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}
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wp_localize_script( 'pdfemb_embed_pdf_js', 'pdfemb_trans', $this->get_translation_array() );
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wp_register_script( 'pdfemb_pdf_js', $this->my_plugin_url().'js/pdfjs/pdf-'.$this->PLUGIN_VERSION.''.($this->useminified() ? '.min' : '').'.js', array('jquery'), $this->PLUGIN_VERSION);
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}
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protected function get_extra_js_name() {
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return 'basic';
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}
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// ADMIN
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protected function pdfemb_mainsection_extra() {
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?>
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<br class="clear" />
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<br class="clear" />
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<h2><?php _e('Options only available in Premium versions', 'pdf-embedder'); ?></h2>
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<label for="pdfemb_download" class="textinput"><?php esc_html_e('Download Button', 'pdf-embedder'); ?></label>
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<span>
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<label for="pdfemb_download" class="checkbox plain"><?php esc_html_e('Provide PDF download button on toolbar', 'pdf-embedder'); ?></label>
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</span>
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<br class="clear" />
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<label for="pdfemb_newwindow" class="textinput"><?php esc_html_e('External Links', 'pdf-embedder'); ?></label>
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<span>
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<label for="pdfemb_newwindow" class="checkbox plain"><?php esc_html_e('Open links in a new browser tab/window', 'pdf-embedder'); ?></label>
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</span>
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<br class="clear" />
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<label for="pdfemb_tracking" class="textinput"><?php esc_html_e('Track Views/Downloads', 'pdf-embedder'); ?></label>
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<span>
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<label for="pdfemb_tracking" class="checkbox plain"><?php esc_html_e('Count number of views and downloads', 'pdf-embedder'); ?></label>
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</span>
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<br class="clear" />
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<label for="pdfemb_continousscroll" class="textinput"><?php esc_html_e('Continous Page Scrolling', 'pdf-embedder'); ?></label>
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<span>
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<label for="pdfemb_continousscroll" class="checkbox plain"><?php esc_html_e('Allow user to scroll up/down between all pages in the PDF', 'pdf-embedder'); ?></label>
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</span>
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<br class="clear" />
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<p><?php printf(__('Find out more about <a href="%s" target="_blank">Premium Versions of the plugin on our website</a>.', 'pdf-embedder'),
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'http://wp-pdf.com/premium/?utm_source=PDF%20Settings%20PremiumFindOut&utm_medium=freemium&utm_campaign=Freemium'); ?></p>
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<?php
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}
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protected function pdfemb_mobilesection_text()
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{
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?>
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<h2><?php esc_html_e('Mobile-friendly embedding using PDF Embedder Premium', 'pdf-embedder'); ?></h2>
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<p><?php esc_html_e("This free version of the plugin should work on most mobile browsers, but it will be cumbersome for users with small screens - it is difficult to position
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the document entirely within the screen, and your users' fingers may catch the entire browser page when
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they're trying only to move about the document...", 'pdf-embedder'); ?></p>
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<p><?php _e("Our <b>PDF Embedder Premium</b> plugin solves this problem with an intelligent 'full screen' mode.
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When the document is smaller than a certain width, the document displays only as a 'thumbnail' with a large
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'View in Full Screen' button for the
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user to click when they want to study your document.
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This opens up the document so it has the full focus of the mobile browser, and the user can move about the
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document without hitting other parts of
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the web page by mistake. Click Exit to return to the regular web page.", 'pdf-embedder'); ?>
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</p>
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<p><?php _e("The user can also touch and scroll continuously between all pages of the PDF which is much easier than clicking the next/prev buttons to navigate.", 'pdf-embedder'); ?>
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</p>
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<p><?php printf( __('See our website <a href="%s">wp-pdf.com</a> for more details and purchase options.', 'pdf-embedder'), 'http://wp-pdf.com/premium/?utm_source=PDF%20Settings%20Premium&utm_medium=freemium&utm_campaign=Freemium'); ?>
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</p>
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<?php
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}
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protected function options_do_sidebar() {
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?><div id="pdfemb-tableright" class="pdfemb-tablecell">
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<div>
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<h3>Premium Versions</h3>
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<p>Visit <a href="https://wp-pdf.com/?utm_source=Premium%20Sidebar&utm_medium=freemium&utm_campaign=Freemium" target="_blank">wp-pdf.com</a> for premium PDF Embedder features:</p>
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<ul>
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<li>Mobile Friendly</li>
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<li>Continuous page scrolling</li>
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<li>Download Button</li>
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<li>Full screen button</li>
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<li>Working Hyperlinks</li>
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<li>Jump to page number</li>
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<li>Track views and downloads</li>
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<li>Remove link to wp-pdf.com</li>
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<li><i>Secure version</i> - prevent downloads and add watermark</li>
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</ul>
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<p>More details and demos are <br/> on <a href="https://wp-pdf.com/?utm_source=Premium%20Sidebar&utm_medium=freemium&utm_campaign=Freemium" target="_blank">our website</a>!</p>
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</div>
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<div>
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<h3>Thumbnails</h3>
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<p>Buy our <a href="https://wp-pdf.com/thumbnails/?utm_source=Thumbnails%20Sidebar&utm_medium=freemium&utm_campaign=Freemium" target="_blank">PDF Thumbnails</a> plugin:</p>
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<ul>
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<li>Generates fixed image versions of PDFs</li>
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<li>Use thumbnails as featured images in your posts</li>
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<li>Embed thumbnails as link to full PDF</li>
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<li>Easier to find your PDFs in the Media Library</li>
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</ul>
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<p>PDF Thumbnails is the perfect companion to any of our PDF Embedder plugins, or can be used standalone!</p>
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<p>More details on <a href="https://wp-pdf.com/thumbnails/?utm_source=Thumbnails%20Sidebar&utm_medium=freemium&utm_campaign=Freemium" target="_blank">our website</a></p>
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</div>
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</div>
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<?php
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}
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protected function extra_plugin_action_links( $links ) {
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$secure_link = '<a href="http://wp-pdf.com/secure/?utm_source=Plugins%20Secure&utm_medium=freemium&utm_campaign=Freemium" target="_blank">Secure</a>';
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$mobile_link = '<a href="http://wp-pdf.com/premium/?utm_source=Plugins%20Premium&utm_medium=freemium&utm_campaign=Freemium" target="_blank">Mobile</a>';
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array_unshift( $links, $secure_link );
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array_unshift( $links, $mobile_link );
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return $links;
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}
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protected function get_translation_array() {
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return array_merge(parent::get_translation_array()
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// ,Array('poweredby' => get_site_option(self::$poweredby_optionname, false))
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);
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}
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public function pdfemb_attachment_fields_to_edit($form_fields, $post) {
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if ($post->post_mime_type == 'application/pdf') {
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$form_fields['pdfemb-upgrade'] = array(
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'input' => 'html',
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'html' => sprintf(__('Track downloads and views with <a href="%s" target="_blank">PDF Embedder Premium</a>','pdf-embedder'),
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'http://wp-pdf.com/premium/?utm_source=Media%20Library&utm_medium=freemium&utm_campaign=Freemium'),
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'label' => __( 'Downloads/Views', 'pdf-embedder' ));
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}
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return $form_fields;
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}
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// AUX
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protected function my_plugin_basename() {
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$basename = plugin_basename(__FILE__);
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if ('/'.$basename == __FILE__) { // Maybe due to symlink
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$basename = basename(dirname(__FILE__)).'/'.basename(__FILE__);
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}
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return $basename;
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}
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protected function my_plugin_url() {
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$basename = plugin_basename(__FILE__);
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if ('/'.$basename == __FILE__) { // Maybe due to symlink
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return plugins_url().'/'.basename(dirname(__FILE__)).'/';
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}
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// Normal case (non symlink)
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return plugin_dir_url( __FILE__ );
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}
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}
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// Global accessor function to singleton
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function pdfembPDFEmbedder() {
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return pdfemb_basic_pdf_embedder::get_instance();
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}
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// Initialise at least once
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pdfembPDFEmbedder();
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?>
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