// Blog.java // ----------------------- // part of YACY // (C) by Michael Peter Christen; mc@yacy.net // first published on http://www.anomic.de // Frankfurt, Germany, 2004 // // This File is contributed by Jan Sandbrink // Contains contributions from Marc Nause [MN] // //$LastChangedDate$ //$LastChangedRevision$ //$LastChangedBy$ // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA // You must compile this file with // javac -classpath .:../classes Blog.java // if the shell's current path is HTROOT import java.text.SimpleDateFormat; import java.util.Date; import java.util.HashMap; import java.util.Iterator; import java.util.Locale; import net.yacy.cora.document.UTF8; import net.yacy.cora.protocol.HeaderFramework; import net.yacy.cora.protocol.RequestHeader; import net.yacy.peers.yacyNewsPool; import net.yacy.search.Switchboard; import de.anomic.data.BlogBoard; import de.anomic.data.UserDB; import de.anomic.server.serverObjects; import de.anomic.server.serverSwitch; import java.util.List; import java.util.Map; public class Blog { private static final String DEFAULT_PAGE = "blog_default"; private static SimpleDateFormat SimpleFormatter = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss", Locale.US); // TODO: make userdefined date/time-strings (localisation) public static String dateString(final Date date) { return SimpleFormatter.format(date); } public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) { final Switchboard sb = (Switchboard) env; final serverObjects prop = new serverObjects(); BlogBoard.BlogEntry page = null; boolean hasRights = sb.verifyAuthentication(header, true); //final int display = (hasRights || post == null) ? 1 : post.getInt("display", 0); //prop.put("display", display); prop.put("display", 1); // Fixed to 1 final boolean xml = (header.get(HeaderFramework.CONNECTION_PROP_PATH)).endsWith(".xml"); final String address = sb.peers.mySeed().getPublicAddress(); if(hasRights) { prop.put("mode_admin", "1"); } else { prop.put("mode_admin", "0"); } if (post == null) { prop.putHTML("peername", sb.peers.mySeed().getName()); prop.put("address", address); return putBlogDefault(prop, sb, address, 0, 10, hasRights, xml); } final int start = post.getInt("start",0); //indicates from where entries should be shown final int num = post.getInt("num",10); //indicates how many entries should be shown if (!hasRights) { final UserDB.Entry userentry = sb.userDB.proxyAuth(header.get(RequestHeader.AUTHORIZATION, "xxxxxx")); if (userentry != null && userentry.hasRight(UserDB.AccessRight.BLOG_RIGHT)) { hasRights=true; } else if (post.containsKey("login")) { //opens login window if login link is clicked prop.put("AUTHENTICATE","admin log-in"); } } String pagename = post.get("page", DEFAULT_PAGE); final String ip = header.get(HeaderFramework.CONNECTION_PROP_CLIENTIP, "127.0.0.1"); String StrAuthor = post.get("author", ""); if ("anonymous".equals(StrAuthor)) { StrAuthor = sb.blogDB.guessAuthor(ip); if (StrAuthor == null || StrAuthor.length() == 0) { if (sb.peers.mySeed() == null) { StrAuthor = "anonymous"; } else { StrAuthor = sb.peers.mySeed().get("Name", "anonymous"); } } } byte[] author; author = UTF8.getBytes(StrAuthor); if (hasRights && post.containsKey("delete") && "sure".equals(post.get("delete"))) { page = sb.blogDB.readBlogEntry(pagename); for (final String comment : page.getComments()) { sb.blogCommentDB.delete(comment); } sb.blogDB.deleteBlogEntry(pagename); pagename = DEFAULT_PAGE; } if (post.containsKey("discard")) { pagename = DEFAULT_PAGE; } if (post.containsKey("submit") && hasRights) { // store a new/edited blog-entry byte[] content; content = UTF8.getBytes(post.get("content", "")); final Date date; List comments = null; //set name for new entry or date for old entry if (DEFAULT_PAGE.equals(pagename)) { pagename = String.valueOf(System.currentTimeMillis()); date = null; } else { page = sb.blogDB.readBlogEntry(pagename); comments = page.getComments(); date = page.getDate(); } final String commentMode = post.get("commentMode", "2"); final String StrSubject = post.get("subject", ""); byte[] subject; subject = UTF8.getBytes(StrSubject); sb.blogDB.writeBlogEntry(sb.blogDB.newEntry(pagename, subject, author, ip, date, content, comments, commentMode)); // create a news message if (!sb.isRobinsonMode()) { final Map map = new HashMap(); map.put("page", pagename); map.put("subject", StrSubject.replace(',', ' ')); map.put("author", StrAuthor.replace(',', ' ')); sb.peers.newsPool.publishMyNews(sb.peers.mySeed(), yacyNewsPool.CATEGORY_BLOG_ADD, map); } } page = sb.blogDB.readBlogEntry(pagename); //maybe "if(page == null)" if (post.containsKey("edit")) { //edit an entry if(hasRights) { prop.put("mode", "1"); //edit prop.put("mode_commentMode", page.getCommentMode()); prop.putHTML("mode_author", UTF8.String(page.getAuthor())); prop.put("mode_pageid", page.getKey()); prop.putHTML("mode_subject", UTF8.String(page.getSubject())); prop.put("mode_page-code", UTF8.String(page.getPage())); } else { prop.put("mode", "3"); //access denied (no rights) } } else if(post.containsKey("preview")) { //preview the page if(hasRights) { prop.put("mode", "2");//preview prop.put("mode_commentMode", post.getInt("commentMode", 2)); prop.putHTML("mode_pageid", pagename); prop.putHTML("mode_author", UTF8.String(author)); prop.putHTML("mode_subject", post.get("subject","")); prop.put("mode_date", dateString(new Date())); prop.putWiki(sb.peers.mySeed().getClusterAddress(), "mode_page", post.get("content", "")); prop.putHTML("mode_page-code", post.get("content", "")); } else { prop.put("mode", "3"); //access denied (no rights) } } else if("try".equals(post.get("delete", ""))) { if(hasRights) { prop.put("mode", "4"); prop.putHTML("mode_pageid", pagename); prop.putHTML("mode_author",UTF8.String(page.getAuthor())); prop.putHTML("mode_subject",UTF8.String(page.getSubject())); } else prop.put("mode", "3"); //access denied (no rights) } else if (post.containsKey("import")) { prop.put("mode", "5"); prop.put("mode_state", "0"); } else if (post.containsKey("xmlfile")) { prop.put("mode", "5"); if(sb.blogDB.importXML(post.get("xmlfile$file"))) { prop.put("mode_state", "1"); } else { prop.put("mode_state", "2"); } } else { // show blog-entry/entries prop.put("mode", "0"); //viewing if(DEFAULT_PAGE.equals(pagename)) { // XXX: where are "peername" and "address" used in the template? // XXX: "clientname" is already set to the peername, no need for a new setting prop.putHTML("peername", sb.peers.mySeed().getName()); prop.put("address", address); //index all entries putBlogDefault(prop, sb, address, start, num, hasRights, xml); } else { //only show 1 entry prop.put("mode_entries", "1"); putBlogEntry(sb, prop, page, address, 0, hasRights, xml); } } // return rewrite properties return prop; } private static serverObjects putBlogDefault( final serverObjects prop, final Switchboard switchboard, final String address, int start, int num, final boolean hasRights, final boolean xml) { final Iterator i = switchboard.blogDB.getBlogIterator(false); int count = 0; //counts how many entries are shown to the user if (xml) { num = 0; } final int nextstart = start+num; //indicates the starting offset for next results int prevstart = start-num; //indicates the starting offset for previous results while (i.hasNext() && (num == 0 || num > count)) { if(0 < start--) continue; putBlogEntry( switchboard, prop, switchboard.blogDB.readBlogEntry(i.next()), address, count++, hasRights, xml); } prop.put("mode_entries", count); if (i.hasNext()) { prop.put("mode_moreentries", "1"); //more entries are availible prop.put("mode_moreentries_start", nextstart); prop.put("mode_moreentries_num", num); } else { prop.put("moreentries", "0"); } if (start > 0) { prop.put("mode_preventries", "1"); if (prevstart < 0) { prevstart = 0; } prop.put("mode_preventries_start", prevstart); prop.put("mode_preventries_num", num); } else prop.put("mode_preventries", "0"); return prop; } private static serverObjects putBlogEntry( final Switchboard sb, final serverObjects prop, final BlogBoard.BlogEntry entry, final String address, final int number, final boolean hasRights, final boolean xml) { prop.putHTML("mode_entries_" + number + "_subject", UTF8.String(entry.getSubject())); prop.putHTML("mode_entries_" + number + "_author", UTF8.String(entry.getAuthor())); // comments if (entry.getCommentMode() == 0) { prop.put("mode_entries_" + number + "_commentsactive", "0"); } else { prop.put("mode_entries_" + number + "_commentsactive", "1"); prop.put("mode_entries_" + number + "_commentsactive_pageid", entry.getKey()); prop.put("mode_entries_" + number + "_commentsactive_address", address); prop.put("mode_entries_" + number + "_commentsactive_comments", entry.getCommentsSize()); } prop.put("mode_entries_" + number + "_date", dateString(entry.getDate())); prop.put("mode_entries_" + number + "_rfc822date", HeaderFramework.formatRFC1123(entry.getDate())); prop.put("mode_entries_" + number + "_pageid", entry.getKey()); prop.put("mode_entries_" + number + "_address", address); prop.put("mode_entries_" + number + "_ip", entry.getIp()); if (xml) { prop.put("mode_entries_" + number + "_page", entry.getPage()); prop.put("mode_entries_" + number + "_timestamp", entry.getTimestamp()); } else { prop.putWiki(sb.peers.mySeed().getClusterAddress(), "mode_entries_" + number + "_page", entry.getPage()); } if (hasRights) { prop.put("mode_entries_" + number + "_admin", "1"); prop.put("mode_entries_" + number + "_admin_pageid",entry.getKey()); } else { prop.put("mode_entries_" + number + "_admin", "0"); } return prop; } }