113 lines
3.0 KiB
JavaScript
113 lines
3.0 KiB
JavaScript
( function() {
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function WordCounter( settings ) {
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var key,
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shortcodes;
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if ( settings ) {
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for ( key in settings ) {
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if ( settings.hasOwnProperty( key ) ) {
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this.settings[ key ] = settings[ key ];
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}
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}
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}
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shortcodes = this.settings.l10n.shortcodes;
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if ( shortcodes && shortcodes.length ) {
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this.settings.shortcodesRegExp = new RegExp( '\\[\\/?(?:' + shortcodes.join( '|' ) + ')[^\\]]*?\\]', 'g' );
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}
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}
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WordCounter.prototype.settings = {
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HTMLRegExp: /<\/?[a-z][^>]*?>/gi,
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HTMLcommentRegExp: /<!--[\s\S]*?-->/g,
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spaceRegExp: / | /gi,
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HTMLEntityRegExp: /&\S+?;/g,
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connectorRegExp: /--|\u2014/g,
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removeRegExp: new RegExp( [
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'[',
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// Basic Latin (extract)
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'\u0021-\u0040\u005B-\u0060\u007B-\u007E',
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// Latin-1 Supplement (extract)
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'\u0080-\u00BF\u00D7\u00F7',
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// General Punctuation
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// Superscripts and Subscripts
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// Currency Symbols
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// Combining Diacritical Marks for Symbols
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// Letterlike Symbols
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// Number Forms
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// Arrows
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// Mathematical Operators
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// Miscellaneous Technical
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// Control Pictures
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// Optical Character Recognition
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// Enclosed Alphanumerics
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// Box Drawing
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// Block Elements
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// Geometric Shapes
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// Miscellaneous Symbols
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// Dingbats
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// Miscellaneous Mathematical Symbols-A
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// Supplemental Arrows-A
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// Braille Patterns
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// Supplemental Arrows-B
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// Miscellaneous Mathematical Symbols-B
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// Supplemental Mathematical Operators
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// Miscellaneous Symbols and Arrows
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'\u2000-\u2BFF',
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// Supplemental Punctuation
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'\u2E00-\u2E7F',
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']'
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].join( '' ), 'g' ),
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astralRegExp: /[\uD800-\uDBFF][\uDC00-\uDFFF]/g,
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wordsRegExp: /\S\s+/g,
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characters_excluding_spacesRegExp: /\S/g,
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characters_including_spacesRegExp: /[^\f\n\r\t\v\u00AD\u2028\u2029]/g,
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l10n: window.wordCountL10n || {}
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};
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WordCounter.prototype.count = function( text, type ) {
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var count = 0;
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type = type || this.settings.l10n.type;
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if ( type !== 'characters_excluding_spaces' && type !== 'characters_including_spaces' ) {
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type = 'words';
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}
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if ( text ) {
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text = text + '\n';
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text = text.replace( this.settings.HTMLRegExp, '\n' );
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text = text.replace( this.settings.HTMLcommentRegExp, '' );
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if ( this.settings.shortcodesRegExp ) {
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text = text.replace( this.settings.shortcodesRegExp, '\n' );
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}
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text = text.replace( this.settings.spaceRegExp, ' ' );
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if ( type === 'words' ) {
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text = text.replace( this.settings.HTMLEntityRegExp, '' );
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text = text.replace( this.settings.connectorRegExp, ' ' );
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text = text.replace( this.settings.removeRegExp, '' );
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} else {
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text = text.replace( this.settings.HTMLEntityRegExp, 'a' );
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text = text.replace( this.settings.astralRegExp, 'a' );
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}
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text = text.match( this.settings[ type + 'RegExp' ] );
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if ( text ) {
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count = text.length;
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}
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}
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return count;
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};
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window.wp = window.wp || {};
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window.wp.utils = window.wp.utils || {};
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window.wp.utils.WordCounter = WordCounter;
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} )();
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