Source Code Cross Referenced for FolderXTree.java in  » Content-Management-System » meshcms » org » meshcms » webui » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Content Management System » meshcms » org.meshcms.webui 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * MeshCMS - A simple CMS based on SiteMesh
003:         * Copyright (C) 2004-2007 Luciano Vernaschi
004:         *
005:         * This program is free software; you can redistribute it and/or
006:         * modify it under the terms of the GNU General Public License
007:         * as published by the Free Software Foundation; either version 2
008:         * of the License, or (at your option) any later version.
009:         *
010:         * This program is distributed in the hope that it will be useful,
011:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
012:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
013:         * GNU General Public License for more details.
014:         *
015:         * You should have received a copy of the GNU General Public License
016:         * along with this program; if not, write to the Free Software
017:         * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
018:         *
019:         * You can contact the author at http://www.cromoteca.com
020:         * and at info@cromoteca.com
021:         */
022:
023:        package org.meshcms.webui;
024:
025:        import java.io.*;
026:        import org.meshcms.core.*;
027:        import org.meshcms.util.*;
028:
029:        /**
030:         * Used internally to create the JavaScript code needed by xTree to display
031:         * the folder tree. xTree has been created by <a href="http://webfx.eae.net/">WebFX</a>.
032:         */
033:        public class FolderXTree extends DirectoryParser {
034:            WebSite webSite;
035:            UserInfo userInfo;
036:            Writer writer;
037:            String thumbsParam;
038:            String rootName;
039:
040:            /**
041:             * Creates a new instance.
042:             *
043:             * @param writer used to write down the needed JavaScript code.
044:             */
045:            public FolderXTree(WebSite webSite, UserInfo userInfo,
046:                    Writer writer, String thumbsParam, String rootName) {
047:                this .webSite = webSite;
048:                this .userInfo = userInfo;
049:                this .writer = writer;
050:                this .thumbsParam = thumbsParam;
051:                this .rootName = rootName;
052:                setRecursive(true);
053:                setSorted(true);
054:                setInitialDir(webSite.getRootFile());
055:                setDaemon(true);
056:                setName("XTree builder");
057:            }
058:
059:            protected boolean preProcess() {
060:                try {
061:                    writer.write("var folder0 = new WebFXTree('" + rootName
062:                            + "');\n");
063:                    writer.write("folder0.setBehavior('explorer');\n");
064:                    writer.write("folder0.action='showlist.jsp?folder="
065:                            + thumbsParam + "';\n");
066:                    writer.write("folder0.target='listframe';\n");
067:                    //writer.write("folder0.icon='images/world.gif';\n");
068:                    //writer.write("folder0.openIcon='images/world.gif';\n");
069:                } catch (IOException ex) {
070:                    return false;
071:                }
072:
073:                return true;
074:            }
075:
076:            protected void processFile(File file, Path path) {
077:                // nothing to do here
078:            }
079:
080:            protected boolean preProcessDirectory(File file, Path path) {
081:                if (path.equals(webSite.getRepositoryPath())) {
082:                    return false;
083:                }
084:
085:                boolean include = true;
086:
087:                try {
088:                    DirectoryInfo di = getDirectoryInfo(webSite, userInfo, path);
089:
090:                    if (di.include) {
091:                        int code = WebUtils.getMenuCode(path);
092:                        writer.write("\nvar folder" + code
093:                                + " = new WebFXTreeItem(\""
094:                                + path.getLastElement() + "\");\n");
095:                        writer.write("folder"
096:                                + WebUtils.getMenuCode(path.getParent())
097:                                + ".add(folder" + code + ");\n");
098:                        writer.write("folder" + code
099:                                + ".action=\"showlist.jsp?folder=" + path
100:                                + thumbsParam + "\";\n");
101:                        writer
102:                                .write("folder" + code
103:                                        + ".target='listframe';\n");
104:                        if (di.iconName != null) {
105:                            writer.write("folder" + code + ".icon='images/"
106:                                    + di.iconName + ".png';\n");
107:                            /* writer.write("folder" + code + ".openIcon='images/" + di.iconName +
108:                                "open.gif';\n"); */
109:                        }
110:                    }
111:                } catch (IOException ex) {
112:                    return false;
113:                }
114:
115:                return include;
116:            }
117:
118:            /**
119:             * Returns info about a directory, based on path and permissions.
120:             */
121:            public static DirectoryInfo getDirectoryInfo(WebSite webSite,
122:                    UserInfo userInfo, Path dirPath) {
123:                DirectoryInfo di = new DirectoryInfo();
124:
125:                if (dirPath.isContainedIn(webSite.getVirtualSitesPath())) {
126:                    if (userInfo.canDo(UserInfo.CAN_DO_ADMINTASKS)) {
127:                        di.include = true;
128:
129:                        if (dirPath.getElementCount() < webSite
130:                                .getVirtualSitesPath().getElementCount() + 2) {
131:                            di.iconName = "folder_star";
132:                        } else if (webSite instanceof  MainWebSite) {
133:                            Path siteRoot = dirPath
134:                                    .getPartial(webSite.getVirtualSitesPath()
135:                                            .getElementCount() + 1);
136:                            VirtualWebSite vws = ((MainWebSite) webSite)
137:                                    .getVirtualSite(siteRoot.getLastElement());
138:                            return getDirectoryInfo(vws, userInfo, dirPath
139:                                    .getRelativeTo(siteRoot));
140:                        }
141:                    } else {
142:                        di.include = false;
143:                    }
144:                } else if (webSite.isSystem(dirPath)) {
145:                    di.include = false;
146:                    /* di.iconName = "folder_error";
147:                    di.include = userInfo.canDo(UserInfo.CAN_DO_ADMINTASKS); */
148:                } else if (dirPath.isContainedIn(webSite
149:                        .getGeneratedFilesPath())) {
150:                    di.include = false;
151:                } else if (dirPath.isContainedIn(webSite.getCMSPath())) {
152:                    di.iconName = "folder_brick";
153:                }
154:
155:                return di;
156:            }
157:
158:            /**
159:             * Encapsulates inclusion flag and icon for a directory.
160:             */
161:            public static class DirectoryInfo {
162:                public boolean include = true;
163:                public String iconName = null;
164:            }
165:        }
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