| /** |
| * The code of this function comes from the WordPress source code, |
| * from file `wp-admin/js/editor.js`, so we can get 100% consistent results |
| * with wp-admin. |
| */ |
| |
| // Ensure the global `wp` object exists. |
| window.wp = window.wp || {}; |
| |
| (function(){ |
| |
| /** |
| * @brief Performs multiple transformations to the post source code when |
| * loading, replacing newlines with pargraph elements. |
| * |
| * @param pee The string to transform |
| * |
| * @return Returns the transformed string |
| */ |
| wp.loadText = function( pee ) { |
| |
| if ( pee == null || !pee.trim() ) { |
| // Just whitespace, null, or undefined |
| return ''; |
| } |
| |
| var preserve_linebreaks = false, |
| preserve_br = false, |
| blocklist = 'table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre' + |
| '|form|map|area|blockquote|address|math|style|p|h[1-6]|hr|fieldset|legend|section' + |
| '|article|aside|hgroup|header|footer|nav|figure|details|menu|summary'; |
| |
| if ( pee.indexOf( '<object' ) !== -1 ) { |
| pee = pee.replace( /<object[\s\S]+?<\/object>/g, function( a ) { |
| return a.replace( /[\r\n]+/g, '' ); |
| }); |
| } |
| |
| pee = pee.replace( /<[^<>]+>/g, function( a ){ |
| return a.replace( /[\r\n]+/g, ' ' ); |
| }); |
| |
| // Protect pre|script tags |
| if ( pee.indexOf( '<pre' ) !== -1 || pee.indexOf( '<script' ) !== -1 ) { |
| preserve_linebreaks = true; |
| pee = pee.replace( /<(pre|script)[^>]*>[\s\S]+?<\/\1>/g, function( a ) { |
| return a.replace( /(\r\n|\n)/g, '<wp-line-break>' ); |
| }); |
| } |
| |
| // keep <br> tags inside captions and convert line breaks |
| if ( pee.indexOf( '[caption' ) !== -1 ) { |
| preserve_br = true; |
| pee = pee.replace( /\[caption[\s\S]+?\[\/caption\]/g, function( a ) { |
| // keep existing <br> |
| a = a.replace( /<br([^>]*)>/g, '<wp-temp-br$1>' ); |
| // no line breaks inside HTML tags |
| a = a.replace( /<[a-zA-Z0-9]+( [^<>]+)?>/g, function( b ) { |
| return b.replace( /[\r\n\t]+/, ' ' ); |
| }); |
| // convert remaining line breaks to <br> |
| return a.replace( /\s*\n\s*/g, '<wp-temp-br />' ); |
| }); |
| } |
| |
| pee = pee + '\n\n'; |
| pee = pee.replace( /<br \/>\s*<br \/>/gi, '\n\n' ); |
| pee = pee.replace( new RegExp( '(<(?:' + blocklist + ')(?: [^>]*)?>)', 'gi' ), '\n$1' ); |
| pee = pee.replace( new RegExp( '(</(?:' + blocklist + ')>)', 'gi' ), '$1\n\n' ); |
| pee = pee.replace( /<hr( [^>]*)?>/gi, '<hr$1>\n\n' ); // hr is self closing block element |
| pee = pee.replace( /\s*<option/gi, '<option' ); // No <p> or <br> around <option> |
| pee = pee.replace( /<\/option>\s*/gi, '</option>' ); |
| pee = pee.replace( /\r\n|\r/g, '\n' ); |
| pee = pee.replace( /\n\s*\n+/g, '\n\n' ); |
| pee = pee.replace( /([\s\S]+?)\n\n/g, '<p>$1</p>\n' ); |
| pee = pee.replace( /<p>\s*?<\/p>/gi, ''); |
| pee = pee.replace( new RegExp( '<p>\\s*(</?(?:' + blocklist + ')(?: [^>]*)?>)\\s*</p>', 'gi' ), '$1' ); |
| pee = pee.replace( /<p>(<li.+?)<\/p>/gi, '$1'); |
| pee = pee.replace( /<p>\s*<blockquote([^>]*)>/gi, '<blockquote$1><p>'); |
| pee = pee.replace( /<\/blockquote>\s*<\/p>/gi, '</p></blockquote>'); |
| pee = pee.replace( new RegExp( '<p>\\s*(</?(?:' + blocklist + ')(?: [^>]*)?>)', 'gi' ), '$1' ); |
| pee = pee.replace( new RegExp( '(</?(?:' + blocklist + ')(?: [^>]*)?>)\\s*</p>', 'gi' ), '$1' ); |
| pee = pee.replace( /\s*\n/gi, '<br />\n'); |
| pee = pee.replace( new RegExp( '(</?(?:' + blocklist + ')[^>]*>)\\s*<br />', 'gi' ), '$1' ); |
| pee = pee.replace( /<br \/>(\s*<\/?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)>)/gi, '$1' ); |
| pee = pee.replace( /(?:<p>|<br ?\/?>)*\s*\[caption([^\[]+)\[\/caption\]\s*(?:<\/p>|<br ?\/?>)*/gi, '[caption$1[/caption]' ); |
| |
| pee = pee.replace( /(<(?:div|th|td|form|fieldset|dd)[^>]*>)(.*?)<\/p>/g, function( a, b, c ) { |
| if ( c.match( /<p( [^>]*)?>/ ) ) { |
| return a; |
| } |
| |
| return b + '<p>' + c + '</p>'; |
| }); |
| |
| // put back the line breaks in pre|script |
| if ( preserve_linebreaks ) { |
| pee = pee.replace( /<wp-line-break>/g, '\n' ); |
| } |
| |
| if ( preserve_br ) { |
| pee = pee.replace( /<wp-temp-br([^>]*)>/g, '<br$1>' ); |
| } |
| |
| return pee; |
| } |
| |
| }()); |