/**
 * $Id: editor_plugin_src.js 42 2006-08-08 14:32:24Z spocke $
 *
 * @author Moxiecode
 * @copyright Copyright © 2004-2006, Moxiecode Systems AB, All rights reserved.
 */

/* Import theme    specific language pack */
tinyMCE.importPluginLanguagePack('searchreplace');

var TinyMCE_SearchReplacePlugin = {
    getInfo : function() {
        return {
            longname : 'Search/Replace',
            author : 'Moxiecode Systems',
            authorurl : 'http://tinymce.moxiecode.com',
            infourl : 'http://tinymce.moxiecode.com/tinymce/docs/plugin_searchreplace.html',
            version : tinyMCE.majorVersion + "." + tinyMCE.minorVersion
        };
    },

    initInstance : function(inst) {
        inst.addShortcut('ctrl', 'f', 'lang_searchreplace_search_desc', 'mceSearch', true);
    },

    getControlHTML : function(cn)    {
        switch (cn) {
            case "search":
                return tinyMCE.getButtonHTML(cn, 'lang_searchreplace_search_desc', '{$pluginurl}/images/search.gif', 'mceSearch', true);
            case "replace":
                return tinyMCE.getButtonHTML(cn, 'lang_searchreplace_replace_desc', '{$pluginurl}/images/replace.gif', 'mceSearchReplace', true);
        }
        return "";
    },

    /**
     * Executes    the    search/replace commands.
     */
    execCommand : function(editor_id, element, command,    user_interface,    value) {
        var instance = tinyMCE.getInstanceById(editor_id);

        function defValue(key, default_value) {
            value[key] = typeof(value[key]) == "undefined" ? default_value : value[key];
        }

        function replaceSel(search_str, str, back) {
            instance.execCommand('mceInsertContent', false, str);
        }

        if (!value)
            value = new Array();

        // Setup defualt values
        defValue("editor_id", editor_id);
        defValue("searchstring", "");
        defValue("replacestring", null);
        defValue("replacemode", "none");
        defValue("casesensitive", false);
        defValue("backwards", false);
        defValue("wrap", false);
        defValue("wholeword", false);
        defValue("inline", "yes");

        // Handle commands
        switch (command) {
            case "mceResetSearch":
                tinyMCE.lastSearchRng = null;
                return true;

            case "mceSearch":
                if (user_interface) {
                    // Open search dialog
                    var template = new Array();

                    if (value['replacestring'] != null) {
                        template['file'] = '../../plugins/searchreplace/replace.htm'; // Relative to theme
                        template['width'] = 320;
                        template['height'] = 100 + (tinyMCE.isNS7 ? 20 : 0);
                        template['width'] += tinyMCE.getLang('lang_searchreplace_replace_delta_width', 0);
                        template['height'] += tinyMCE.getLang('lang_searchreplace_replace_delta_height', 0);
                    } else {
                        template['file'] = '../../plugins/searchreplace/search.htm'; // Relative to theme
                        template['width'] = 310;
                        template['height'] = 105 + (tinyMCE.isNS7 ? 25 : 0);
                        template['width'] += tinyMCE.getLang('lang_searchreplace_search_delta_width', 0);
                        template['height'] += tinyMCE.getLang('lang_searchreplace_search_delta_width', 0);
                    }

                    instance.execCommand('SelectAll');

                    if (tinyMCE.isMSIE) {
                        var r = instance.selection.getRng();
                        r.collapse(true);
                        r.select();
                    } else
                        instance.selection.getSel().collapseToStart();

                    tinyMCE.openWindow(template, value);
                } else {
                    var win = tinyMCE.getInstanceById(editor_id).contentWindow;
                    var doc = tinyMCE.getInstanceById(editor_id).contentWindow.document;
                    var body = tinyMCE.getInstanceById(editor_id).contentWindow.document.body;

                    // Whats the point
                    if (body.innerHTML == "") {
                        alert(tinyMCE.getLang('lang_searchreplace_notfound'));
                        return true;
                    }

                    // Handle replace current
                    if (value['replacemode'] == "current") {
                        replaceSel(value['string'], value['replacestring'], value['backwards']);

                        // Search next one
                        value['replacemode'] = "none";
                        tinyMCE.execInstanceCommand(editor_id, 'mceSearch', user_interface, value, false);

                        return true;
                    }

                    if (tinyMCE.isMSIE) {
                        var rng = tinyMCE.lastSearchRng ? tinyMCE.lastSearchRng : doc.selection.createRange();
                        var flags = 0;

                        if (value['wholeword'])
                            flags = flags | 2;

                        if (value['casesensitive'])
                            flags = flags | 4;

                        if (!rng.findText) {
                            alert('This operation is currently not supported by this browser.');
                            return true;
                        }

                        // Handle replace all mode
                        if (value['replacemode'] == "all") {
                            while (rng.findText(value['string'], value['backwards'] ? -1 : 1, flags)) {
                                rng.scrollIntoView();
                                rng.select();
                                rng.collapse(false);
                                replaceSel(value['string'], value['replacestring'], value['backwards']);
                            }

                            alert(tinyMCE.getLang('lang_searchreplace_allreplaced'));
                            return true;
                        }

                        if (rng.findText(value['string'], value['backwards'] ? -1 : 1, flags)) {
                            rng.scrollIntoView();
                            rng.select();
                            rng.collapse(value['backwards']);
                            tinyMCE.lastSearchRng = rng;
                        } else
                            alert(tinyMCE.getLang('lang_searchreplace_notfound'));
                    } else {
                        if (value['replacemode'] == "all") {
                            while (win.find(value['string'], value['casesensitive'], value['backwards'], value['wrap'], value['wholeword'], false, false))
                                replaceSel(value['string'], value['replacestring'], value['backwards']);

                            alert(tinyMCE.getLang('lang_searchreplace_allreplaced'));
                            return true;
                        }

                        if (!win.find(value['string'], value['casesensitive'], value['backwards'], value['wrap'], value['wholeword'], false, false))
                            alert(tinyMCE.getLang('lang_searchreplace_notfound'));
                    }
                }
                return true;

            case "mceSearchReplace":
                value['replacestring'] = "";

                tinyMCE.execInstanceCommand(editor_id, 'mceSearch', user_interface, value, false);
                return true;
        }

        // Pass to next handler in chain
        return false;
    }
};

tinyMCE.addPlugin("searchreplace", TinyMCE_SearchReplacePlugin);
