var need_nl_before = '|div|p|table|tbody|tr|td|th|title|head|body|script|comment|li|meta|h1|h2|h3|h4|h5|h6|hr|ul|ol|option|'; var need_nl_after = '|html|head|body|p|th|style|'; var re_comment = new RegExp(); re_comment.compile("^$"); var re_hyphen = new RegExp(); re_hyphen.compile("-$"); function get_xhtml(node, lang, encoding, need_nl, inside_pre) { var i; var text = ''; var children = node.childNodes; var child_length = children.length; var tag_name; var do_nl = need_nl ? true : false; var page_mode = true; for (i = 0; i < child_length; i++) { var child = children[i]; switch (child.nodeType) { case 1: { var tag_name = String(child.tagName).toLowerCase(); if (tag_name == '') break; if (tag_name == 'meta') { var meta_name = String(child.name).toLowerCase(); if (meta_name == 'generator') break;} if (!need_nl && tag_name == 'body') { page_mode = false;} if (tag_name == '!') { var parts = re_comment.exec(child.text); if (parts) { var inner_text = parts[1]; text += fix_comment(inner_text);} } else { if (tag_name == 'html') { text = '\n\n';} text += '<'+tag_name; var attr = child.attributes; var attr_length = attr.length; var attr_value; var attr_lang = false; var attr_xml_lang = false; var attr_xmlns = false; var is_alt_attr = false; for (j = 0; j < attr_length; j++) { var attr_name = attr[j].nodeName.toLowerCase(); if (!attr[j].specified && (attr_name != 'selected' || !child.selected) && (attr_name != 'style' || child.style.cssText == '') && attr_name != 'value') continue; if (attr_name == '_moz_dirty' || attr_name == '_moz_resizing' || tag_name == 'br' && attr_name == 'type' && child.getAttribute('type') == '_moz') continue; var valid_attr = true; switch (attr_name) { case "style": attr_value = child.style.cssText; break; case "class": attr_value = child.className; break; case "http-equiv": attr_value = child.httpEquiv; break; case "noshade": break; case "checked": break; case "selected": break; case "multiple": break; case "nowrap": break; case "disabled": break; attr_value = attr_name; break; default: try { attr_value = child.getAttribute(attr_name, 2);} catch (e) { valid_attr = false;} break;} if (attr_name == 'lang') { attr_lang = true; attr_value = lang;} if (attr_name == 'xml:lang') { attr_xml_lang = true; attr_value = lang;} if (attr_name == 'xmlns') attr_xmlns = true; if (valid_attr) { if (!(tag_name == 'li' && attr_name == 'value')) { text += ' '+attr_name+'="'+fix_attribute(attr_value)+'"';} } if (attr_name == 'alt') is_alt_attr = true;} if (tag_name == 'img' && !is_alt_attr) { text += ' alt=""';} if (tag_name == 'html') { if (!attr_lang) text += ' lang="'+lang+'"'; if (!attr_xml_lang) text += ' xml:lang="'+lang+'"'; if (!attr_xmlns) text += ' xmlns="http://www.w3.org/1999/xhtml"';} if (child.canHaveChildren || child.hasChildNodes()){ text += '>'; text += get_xhtml(child, lang, encoding, true, inside_pre || tag_name == 'pre' ? true : false); text += '';} else { if (tag_name == 'style' || tag_name == 'title' || tag_name == 'script') { text += '>'; var inner_text; if (tag_name == 'script') { inner_text = child.text;} else { inner_text = child.innerHTML;} if (tag_name == 'style') { inner_text = String(inner_text).replace(/[\n]+/g,'\n');} text += inner_text+'';} else { text += ' />';} } } break;} case 3: { if (!inside_pre) { if (child.nodeValue != '\n') { text += fix_text(child.nodeValue);} } else { text += child.nodeValue;} break;} case 8: { text += fix_comment(child.nodeValue); break;} default: break;} } if (!need_nl && !page_mode) { text = text.replace(/<\/?head>[\n]*/gi, ""); text = text.replace(/[\n]*/gi, ""); text = text.replace(/<\/?body>[\n]*/gi, "");} return text;} function fix_comment(text) { text = text.replace(/--/g, "__"); if(re_hyphen.exec(text)) { text += " ";} return "";} function fix_text(text) { return String(text).replace(/\n{2,}/g, "\n").replace(/\&/g, "&").replace(//g, ">").replace(/\u00A0/g, " ");} function fix_attribute(text) { return String(text).replace(/\&/g, "&").replace(//g, ">").replace(/\"/g, """);}