/* ***** 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
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** 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.packages.L
            + unicode.packages.Mn + unicode.packages.Mc
            + unicode.packages.Nd
            + unicode.packages.Pc + "_]+", "g"
        );

        this.nonTokenRe = new RegExp("^(?:[^"
            + unicode.packages.L
            + unicode.packages.Mn + unicode.packages.Mc
            + unicode.packages.Nd
            + unicode.packages.Pc + "_]|\\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;
});
