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‎includes/add-embeds.php‎

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<?php
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/**
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* Add Embed to Posts
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*
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* Functions to add embed code to posts
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*
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* @package simple-embed-code
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*/
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/**
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* Add filter to add embed code
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*
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* Filter to add embed to any posts
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*
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* @since 1.5
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*
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* @uses ce_get_embed_code Get embed code from other posts
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*
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* @param string $content Post content without embedded code
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* @return string Post content with embedded code
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*/
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function ce_filter( $content ) {
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global $post;
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// Set initial values
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$options = get_option( 'artiss_code_embed' );
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$found_pos = strpos( $content, $options[ 'opening_ident' ] . $options[ 'keyword_ident' ], 0 );
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$prefix_len = strlen( $options[ 'opening_ident' ] . $options[ 'keyword_ident' ] );
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// Loop around the post content looking for all requests for code embeds
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while ( $found_pos !== false ) {
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// Get the position of the closing identifier - ignore if one is not found
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$end_pos = strpos( $content, $options[ 'closing_ident' ], $found_pos + $prefix_len );
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if ( $end_pos !== false ) {
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// Extract the suffix
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$suffix_len = $end_pos - ( $found_pos + $prefix_len );
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if ( $suffix_len == 0 ) {
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$suffix = '';
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} else {
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$suffix = substr( $content, $found_pos + $prefix_len, $suffix_len );
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}
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$full_suffix = $suffix;
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// Check for responsive part of suffix
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$responsive = false;
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$max_width = false;
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$res_pos = false;
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if ( strlen( $suffix ) > 1 ) { $res_pos = strpos( $suffix, '_RES', 1 ); }
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if ( $res_pos !== false ) {
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// If responsive section found, check it's at the end of has an underscore afterwards
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// Otherwise it may be part of something else
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if ( $res_pos == strlen( $suffix) - 4 ) {
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$responsive = true;
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} else {
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if ( substr( $suffix, $res_pos+4, 1 ) == '_' ) {
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$responsive = true;
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$max_width = substr( $suffix, $res_pos + 5 );
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if ( !is_numeric( $max_width ) ) { $max_width = ''; }
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}
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}
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if ( $responsive ) { $suffix = substr( $suffix, 0, $res_pos ); }
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}
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// Get the custom field data and replace in the post
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$search = $options[ 'opening_ident' ] . $options[ 'keyword_ident' ] . $suffix . $options[ 'closing_ident' ];
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// Get the meta for the current post
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$post_meta = get_post_meta( $post -> ID, $options[ 'keyword_ident' ].$suffix, false );
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if ( isset( $post_meta[ 0 ] ) ) {
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$html = $post_meta[ 0 ];
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} else {
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// No meta found, so look for it elsewhere
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$html = ce_get_embed_code( $options[ 'keyword_ident' ], $suffix );
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}
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// Build the string to search for
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$search = $options[ 'opening_ident' ] . $options[ 'keyword_ident' ] . $full_suffix . $options[ 'closing_ident' ];
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// Build the string of code to replace with
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$replace = ce_generate_code( $html, 'Code Embed', $responsive, $max_width, $options[ 'debug' ] );
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// Now modify all references
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$content = str_replace( $search , $replace, $content );
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}
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$found_pos = strpos( $content, $options[ 'opening_ident' ] . $options[ 'keyword_ident' ], $found_pos + 1 );
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}
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// Loop around the post content looking for HTTP addresses
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$content = ce_quick_replace( $content, $options, 'http://' );
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// Loop around the post content looking for HTTPS addresses
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$content = ce_quick_replace( $content, $options, 'https://' );
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return $content;
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}
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add_filter( 'the_content', 'ce_filter' );
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add_filter( 'widget_content', 'ce_filter' );
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/**
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* Quick Replace
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*
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* Function to do a quick search/replace of the content
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*
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* @since 2.0
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*
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* @param $content string The content
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* @param $options string The options array
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* @param $search string The string to search for
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* @return string The updated content
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*/
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function ce_quick_replace( $content = '', $options = '', $search = '' ) {
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$start_pos = strpos( $content, $options[ 'opening_ident' ] . $search, 0 );
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$prefix_len = strlen( $options[ 'opening_ident' ] );
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while ( $start_pos !== false ) {
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$start_pos = $start_pos + strlen( $options[ 'opening_ident' ] );
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$end_pos = strpos( $content, $options[ 'closing_ident' ], $start_pos );
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if ( $end_pos !== false ) {
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$url = substr( $content, $start_pos, $end_pos - $start_pos );
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$file = ce_get_file( $url );
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$content = str_replace ( $options[ 'opening_ident' ] . $url . $options[ 'closing_ident' ], $file[ 'file' ], $content );
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}
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$start_pos = strpos( $content, $options[ 'opening_ident' ] . $search, $found_pos );
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}
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return $content;
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}
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/**
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* Generate Embed Code
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*
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* Function to generate the embed code that will be output
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*
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* @since 2.0
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*
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* @param $html string The embed code (required)
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* @param $plugin_name string The name of the plugin (required)
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* @param $responsive string Responsive output required? (optional)
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* @param $max_width string Maximum width of responsive output (optional)
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* @param $debug boolean Whether to suppress debug output (1) or not
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* @return string The embed code
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*/
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function ce_generate_code( $html, $plugin_name, $responsive = '', $max_width = '', $debug = '' ) {
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$code = "\n";
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if ( $debug != 1 ) { $code .= '<!-- ' . $plugin_name . ' v' . code_embed_version . " -->\n"; }
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if ( $max_width !== false ) { $code .= '<div style="width: ' . $max_width . 'px; max-width: 100%">'; }
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if ( $responsive ) { $code .= '<div class="ce-video-container">'; }
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$code .= $html;
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if ( $responsive ) { $code .= '</div>'; }
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if ( $max_width !== false ) { $code .= '</div>'; }
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$code .= "\n";
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if ( $debug != 1 ) { $code .= '<!-- End of ' . $plugin_name . " code -->\n"; }
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return $code;
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}
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/**
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* Get the Global Embed Code
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*
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* Function to look for and, if available, return the global embed code
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*
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* @since 1.6
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*
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* @uses ce_report_error Generate an error message
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*
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* @param $ident string The embed code opening identifier
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* @param $suffix string The embed code suffix
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* @return string The embed code (or error)
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*/
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function ce_get_embed_code( $ident, $suffix ) {
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// Meta was not found in current post so look across meta table - find the number of distinct code results
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$meta_name = $ident . $suffix;
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global $wpdb;
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$unique_records = $wpdb -> get_results( "SELECT DISTINCT meta_value FROM $wpdb->postmeta WHERE meta_key = '" . $meta_name . "'" );
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$records = $wpdb -> num_rows;
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if ( $records > 0 ) {
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// Results were found
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$meta = $wpdb -> get_results( "SELECT meta_value, post_title, ID FROM $wpdb->postmeta, $wpdb->posts WHERE meta_key = '" . $meta_name . "' AND post_id = ID" );
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$total_records = $wpdb -> num_rows;
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if ( $records == 1 ) {
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// Only one unique code result returned so assume this is the global embed
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foreach ( $meta as $meta_data ) {
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$html = $meta_data -> meta_value;
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}
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} else {
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// More than one unique code result returned, so output the list of posts
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$error = sprintf( __( 'Cannot use %s as a global code as it is being used to store %d unique pieces of code in %d posts - <a href="%s">click here</a> for more details', 'simple-embed-code' ), $meta_name, $records, $total_records, get_bloginfo( 'wpurl' ) . '/wp-admin/admin.php?page=ce-search&amp;suffix=' . $suffix );
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$html = ce_report_error( $error, 'Code Embed', false );
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}
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} else {
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// No meta code was found so write out an error
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$html = ce_report_error( sprintf( __( 'No embed code was found for %s', 'simple-embed-code' ), $meta_name ), 'Code Embed', false );
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}
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return $html;
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}
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/**
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* Fetch a file (1.6)
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*
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* Use WordPress API to fetch a file and check results
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* RC is 0 to indicate success, -1 a failure
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*
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* @since 2.0
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*
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* @param string $filein File name to fetch
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* @param string $header Only get headers?
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* @return string Array containing file contents and response
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*/
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function ce_get_file( $filein, $header = false ) {
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$rc = 0;
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$error = '';
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if ( $header ) {
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$fileout = wp_remote_head( $filein );
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if ( is_wp_error( $fileout ) ) {
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$error = 'Header: ' . $fileout -> get_error_message();
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$rc = -1;
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}
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} else {
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$fileout = wp_remote_get( $filein );
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if ( is_wp_error( $fileout ) ) {
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$error = 'Body: ' . $fileout -> get_error_message();
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$rc = -1;
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} else {
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if ( isset( $fileout[ 'body' ] ) ) {
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$file_return[ 'file' ] = $fileout[ 'body' ];
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}
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}
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}
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$file_return[ 'error' ] = $error;
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$file_return[ 'rc' ] = $rc;
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if ( !is_wp_error( $fileout ) ) {
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if ( isset( $fileout[ 'response' ][ 'code' ] ) ) {
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$file_return[ 'response' ] = $fileout[ 'response' ][ 'code' ];
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}
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}
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return $file_return;
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}
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/**
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* Report an error (1.4)
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*
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* Function to report an error
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*
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* @since 1.6
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*
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* @param $error string Error message
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* @param $plugin_name string The name of the plugin
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* @param $echo string True or false, depending on whether you wish to return or echo the results
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* @return string True or the output text
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*/
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function ce_report_error( $error, $plugin_name, $echo = true ) {
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$output = '<p style="color: #f00; font-weight: bold;">' . $plugin_name . ': ' . $error . "</p>\n";
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if ( $echo ) {
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echo $output;
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return true;
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} else {
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return $output;
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}
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}
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?>

‎includes/add-scripts.php‎

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<?php
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/**
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* Add Scripts
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*
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* Add CSS to the main theme
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*
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* @package simple-embed-code
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*/
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/**
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* Add scripts to theme
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*
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* Add styles to the main theme
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*
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* @since 2.0
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*/
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function ce_main_scripts() {
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wp_register_style( 'ce_responsive', plugins_url( 'css/video-container.css', dirname(__FILE__) ) );
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wp_enqueue_style( 'ce_responsive' );
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}
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add_action( 'wp_enqueue_scripts', 'ce_main_scripts' );
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?>

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