/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2010, Ajax.org B.V.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * ***** END LICENSE BLOCK ***** */

define(function(require, exports, module) {
"use strict";

var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var PhpHighlightRules = require("./php_highlight_rules").PhpHighlightRules;
var PhpLangHighlightRules = require("./php_highlight_rules").PhpLangHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var Range = require("../range").Range;
var WorkerClient = require("../worker/worker_client").WorkerClient;
var PhpCompletions = require("./php_completions").PhpCompletions;
var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;
var unicode = require("../unicode");
var HtmlMode = require("./html").Mode;
var JavaScriptMode = require("./javascript").Mode;
var CssMode = require("./css").Mode;

var PhpMode = function(opts) {
    this.HighlightRules = PhpLangHighlightRules;
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CstyleBehaviour();
    this.$completer = new PhpCompletions();
    this.foldingRules = new CStyleFoldMode();
};
oop.inherits(PhpMode, TextMode);

(function() {

    this.tokenRe = new RegExp("^[" + unicode.wordChars + "_]+", "g");
    this.nonTokenRe = new RegExp("^(?:[^" + unicode.wordChars + "_]|\\s])+", "g");

    this.lineCommentStart = ["//", "#"];
    this.blockComment = {start: "/*", end: "*/"};

    this.getNextLineIndent = function(state, line, tab) {
        var indent = this.$getIndent(line);

        var tokenizedLine = this.getTokenizer().getLineTokens(line, state);
        var tokens = tokenizedLine.tokens;
        var endState = tokenizedLine.state;

        if (tokens.length && tokens[tokens.length-1].type == "comment") {
            return indent;
        }

        if (state == "start") {
            var match = line.match(/^.*[\{\(\[:]\s*$/);
            if (match) {
                indent += tab;
            }
        } else if (state == "doc-start") {
            if (endState != "doc-start") {
                return "";
            }
            var match = line.match(/^\s*(\/?)\*/);
            if (match) {
                if (match[1]) {
                    indent += " ";
                }
                indent += "* ";
            }
        }

        return indent;
    };

    this.checkOutdent = function(state, line, input) {
        return this.$outdent.checkOutdent(line, input);
    };

    this.autoOutdent = function(state, doc, row) {
        this.$outdent.autoOutdent(doc, row);
    };

    this.getCompletions = function(state, session, pos, prefix) {
        return this.$completer.getCompletions(state, session, pos, prefix);
    };

    this.$id = "ace/mode/php-inline";
}).call(PhpMode.prototype);

var Mode = function(opts) {
    if (opts && opts.inline) {
        var mode = new PhpMode();
        mode.createWorker = this.createWorker;
        mode.inlinePhp = true;
        return mode;
    }
    HtmlMode.call(this);
    this.HighlightRules = PhpHighlightRules;
    this.createModeDelegates({
        "js-": JavaScriptMode,
        "css-": CssMode,
        "php-": PhpMode
    });
    this.foldingRules.subModes["php-"] = new CStyleFoldMode();
};
oop.inherits(Mode, HtmlMode);

(function() {

    this.createWorker = function(session) {
        var worker = new WorkerClient(["ace"], "ace/mode/php_worker", "PhpWorker");
        worker.attachToDocument(session.getDocument());

        if (this.inlinePhp)
            worker.call("setOptions", [{inline: true}]);

        worker.on("annotate", function(e) {
            session.setAnnotations(e.data);
        });

        worker.on("terminate", function() {
            session.clearAnnotations();
        });

        return worker;
    };

    this.$id = "ace/mode/php";
}).call(Mode.prototype);

exports.Mode = Mode;
});