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CodeMirror.defineMode("xml", function(config, parserConfig) {
var indentUnit = config.indentUnit;
var Kludges = parserConfig.htmlMode ? {
autoSelfClosers: {"br": true, "img": true, "hr": true, "link": true, "input": true,
"meta": true, "col": true, "frame": true, "base": true, "area": true},
doNotIndent: {"pre": true},
allowUnquoted: true
} : {autoSelfClosers: {}, doNotIndent: {}, allowUnquoted: false};
var alignCDATA = parserConfig.alignCDATA;
// Return variables for tokenizers
var tagName, type;
function inText(stream, state) {
function chain(parser) {
state.tokenize = parser;
return parser(stream, state);
}
var ch = stream.next();
if (ch == "<") {
if (stream.eat("!")) {
if (stream.eat("[")) {
if (stream.match("CDATA[")) return chain(inBlock("atom", "]]>"));
else return null;
}
else if (stream.match("--")) return chain(inBlock("comment", "-->"));
else if (stream.match("DOCTYPE", true, true)) {
stream.eatWhile(/[\w\._\-]/);
return chain(doctype(1));
}
else return null;
}
else if (stream.eat("?")) {
stream.eatWhile(/[\w\._\-]/);
state.tokenize = inBlock("meta", "?>");
return "meta";
}
else {
type = stream.eat("/") ? "closeTag" : "openTag";
stream.eatSpace();
tagName = "";
var c;
while ((c = stream.eat(/[^\s\u00a0=<>\"\'\/?]/))) tagName += c;
state.tokenize = inTag;
return "tag";
}
}
else if (ch == "&") {
stream.eatWhile(/[^;]/);
stream.eat(";");
return "atom";
}
else {
stream.eatWhile(/[^&<]/);
return null;
}
}
function inTag(stream, state) {
var ch = stream.next();
if (ch == ">" || (ch == "/" && stream.eat(">"))) {
state.tokenize = inText;
type = ch == ">" ? "endTag" : "selfcloseTag";
return "tag";
}
else if (ch == "=") {
type = "equals";
return null;
}
else if (/[\'\"]/.test(ch)) {
state.tokenize = inAttribute(ch);
return state.tokenize(stream, state);
}
else {
stream.eatWhile(/[^\s\u00a0=<>\"\'\/?]/);
return "word";
}
}
function inAttribute(quote) {
return function(stream, state) {
while (!stream.eol()) {
if (stream.next() == quote) {
state.tokenize = inTag;
break;
}
}
return "string";
};
}
function inBlock(style, terminator) {
return function(stream, state) {
while (!stream.eol()) {
if (stream.match(terminator)) {
state.tokenize = inText;
break;
}
stream.next();
}
return style;
};
}
function doctype(depth) {
return function(stream, state) {
var ch;
while ((ch = stream.next()) != null) {
if (ch == "<") {
state.tokenize = doctype(depth + 1);
return state.tokenize(stream, state);
} else if (ch == ">") {
if (depth == 1) {
state.tokenize = inText;
break;
} else {
state.tokenize = doctype(depth - 1);
return state.tokenize(stream, state);
}
}
}
return "meta";
};
}
var curState, setStyle;
function pass() {
for (var i = arguments.length - 1; i >= 0; i--) curState.cc.push(arguments[i]);
}
function cont() {
pass.apply(null, arguments);
return true;
}
function pushContext(tagName, startOfLine) {
var noIndent = Kludges.doNotIndent.hasOwnProperty(tagName) || (curState.context && curState.context.noIndent);
curState.context = {
prev: curState.context,
tagName: tagName,
indent: curState.indented,
startOfLine: startOfLine,
noIndent: noIndent
};
}
function popContext() {
if (curState.context) curState.context = curState.context.prev;
}
function element(type) {
if (type == "openTag") {
curState.tagName = tagName;
return cont(attributes, endtag(curState.startOfLine));
} else if (type == "closeTag") {
var err = false;
if (curState.context) {
err = curState.context.tagName != tagName;
} else {
err = true;
}
if (err) setStyle = "error";
return cont(endclosetag(err));
}
return cont();
}
function endtag(startOfLine) {
return function(type) {
if (type == "selfcloseTag" ||
(type == "endTag" && Kludges.autoSelfClosers.hasOwnProperty(curState.tagName.toLowerCase())))
return cont();
if (type == "endTag") {pushContext(curState.tagName, startOfLine); return cont();}
return cont();
};
}
function endclosetag(err) {
return function(type) {
if (err) setStyle = "error";
if (type == "endTag") { popContext(); return cont(); }
setStyle = "error";
return cont(arguments.callee);
}
}
function attributes(type) {
if (type == "word") {setStyle = "attribute"; return cont(attributes);}
if (type == "equals") return cont(attvalue, attributes);
if (type == "string") {setStyle = "error"; return cont(attributes);}
return pass();
}
function attvalue(type) {
if (type == "word" && Kludges.allowUnquoted) {setStyle = "string"; return cont();}
if (type == "string") return cont(attvaluemaybe);
return pass();
}
function attvaluemaybe(type) {
if (type == "string") return cont(attvaluemaybe);
else return pass();
}
return {
startState: function() {
return {tokenize: inText, cc: [], indented: 0, startOfLine: true, tagName: null, context: null};
},
token: function(stream, state) {
if (stream.sol()) {
state.startOfLine = true;
state.indented = stream.indentation();
}
if (stream.eatSpace()) return null;
setStyle = type = tagName = null;
var style = state.tokenize(stream, state);
state.type = type;
if ((style || type) && style != "comment") {
curState = state;
while (true) {
var comb = state.cc.pop() || element;
if (comb(type || style)) break;
}
}
state.startOfLine = false;
return setStyle || style;
},
indent: function(state, textAfter, fullLine) {
var context = state.context;
if ((state.tokenize != inTag && state.tokenize != inText) ||
context && context.noIndent)
return fullLine ? fullLine.match(/^(\s*)/)[0].length : 0;
if (alignCDATA && /<!\[CDATA\[/.test(textAfter)) return 0;
if (context && /^<\//.test(textAfter))
context = context.prev;
while (context && !context.startOfLine)
context = context.prev;
if (context) return context.indent + indentUnit;
else return 0;
},
compareStates: function(a, b) {
if (a.indented != b.indented || a.tokenize != b.tokenize) return false;
for (var ca = a.context, cb = b.context; ; ca = ca.prev, cb = cb.prev) {
if (!ca || !cb) return ca == cb;
if (ca.tagName != cb.tagName) return false;
}
},
electricChars: "/"
};
});
CodeMirror.defineMIME("application/xml", "xml");
CodeMirror.defineMIME("text/html", {name: "xml", htmlMode: true});
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