| 1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
|
|---|
| 2 | package org.openstreetmap.josm.tools;
|
|---|
| 3 |
|
|---|
| 4 | import java.io.BufferedReader;
|
|---|
| 5 | import java.io.IOException;
|
|---|
| 6 | import java.io.InputStreamReader;
|
|---|
| 7 | import java.net.URL;
|
|---|
| 8 |
|
|---|
| 9 | import org.openstreetmap.josm.Main;
|
|---|
| 10 | import org.openstreetmap.josm.tools.LanguageInfo;
|
|---|
| 11 |
|
|---|
| 12 | /**
|
|---|
| 13 | * Read a trac-wiki page.
|
|---|
| 14 | *
|
|---|
| 15 | * @author imi
|
|---|
| 16 | */
|
|---|
| 17 | public class WikiReader {
|
|---|
| 18 |
|
|---|
| 19 | private final String baseurl;
|
|---|
| 20 |
|
|---|
| 21 | public WikiReader(String baseurl) {
|
|---|
| 22 | this.baseurl = baseurl;
|
|---|
| 23 | }
|
|---|
| 24 |
|
|---|
| 25 | public WikiReader() {
|
|---|
| 26 | this.baseurl = Main.pref.get("help.baseurl", "http://josm.openstreetmap.de");
|
|---|
| 27 | }
|
|---|
| 28 |
|
|---|
| 29 | /**
|
|---|
| 30 | * Read the page specified by the url and return the content.
|
|---|
| 31 | *
|
|---|
| 32 | * If the url is within the baseurl path, parse it as an trac wikipage and
|
|---|
| 33 | * replace relative pathes etc..
|
|---|
| 34 | *
|
|---|
| 35 | * @return Either the string of the content of the wiki page.
|
|---|
| 36 | * @throws IOException Throws, if the page could not be loaded.
|
|---|
| 37 | */
|
|---|
| 38 | public String read(String url) throws IOException {
|
|---|
| 39 | BufferedReader in = new BufferedReader(new InputStreamReader(new URL(url).openStream(), "utf-8"));
|
|---|
| 40 | if (url.startsWith(baseurl) && !url.endsWith("?format=txt"))
|
|---|
| 41 | return readFromTrac(in);
|
|---|
| 42 | return readNormal(in);
|
|---|
| 43 | }
|
|---|
| 44 |
|
|---|
| 45 | public String readLang(String text) {
|
|---|
| 46 | String languageCode = LanguageInfo.getLanguageCodeWiki();
|
|---|
| 47 | String url = baseurl + "/wiki/"+languageCode+text;
|
|---|
| 48 | String res = "";
|
|---|
| 49 | try {
|
|---|
| 50 | res = readFromTrac(new BufferedReader(new InputStreamReader(new URL(url).openStream(), "utf-8")));
|
|---|
| 51 | } catch (IOException ioe) {}
|
|---|
| 52 | if(res.length() == 0 && languageCode.length() != 0)
|
|---|
| 53 | {
|
|---|
| 54 | url = baseurl + "/wiki/"+text;
|
|---|
| 55 | try {
|
|---|
| 56 | res = readFromTrac(new BufferedReader(new InputStreamReader(new URL(url).openStream(), "utf-8")));
|
|---|
| 57 | } catch (IOException ioe) {}
|
|---|
| 58 | }
|
|---|
| 59 | return res;
|
|---|
| 60 | }
|
|---|
| 61 |
|
|---|
| 62 | private String readNormal(BufferedReader in) throws IOException {
|
|---|
| 63 | String b = "";
|
|---|
| 64 | for (String line = in.readLine(); line != null; line = in.readLine()) {
|
|---|
| 65 | if(!line.contains("[[TranslatedPages]]"))
|
|---|
| 66 | b += line.replaceAll(" />", ">") + "\n";
|
|---|
| 67 | }
|
|---|
| 68 | return "<html>" + b + "</html>";
|
|---|
| 69 | }
|
|---|
| 70 |
|
|---|
| 71 | private String readFromTrac(BufferedReader in) throws IOException {
|
|---|
| 72 | boolean inside = false;
|
|---|
| 73 | boolean transl = false;
|
|---|
| 74 | String b = "";
|
|---|
| 75 | for (String line = in.readLine(); line != null; line = in.readLine()) {
|
|---|
| 76 | if (line.contains("<div id=\"searchable\">"))
|
|---|
| 77 | inside = true;
|
|---|
| 78 | else if (line.contains("<div class=\"wiki-toc trac-nav\""))
|
|---|
| 79 | transl = true;
|
|---|
| 80 | else if (line.contains("<div class=\"wikipage searchable\">"))
|
|---|
| 81 | inside = true;
|
|---|
| 82 | else if (line.contains("<div class=\"buttons\">"))
|
|---|
| 83 | inside = false;
|
|---|
| 84 | if (inside && !transl) {
|
|---|
| 85 | b += line.replaceAll("<img src=\"/", "<img src=\""+baseurl+"/")
|
|---|
| 86 | .replaceAll("href=\"/", "href=\""+baseurl+"/")
|
|---|
| 87 | .replaceAll(" />", ">") + "\n";
|
|---|
| 88 | }
|
|---|
| 89 | else if (transl && line.contains("</div>"))
|
|---|
| 90 | transl = false;
|
|---|
| 91 | }
|
|---|
| 92 | if(b.indexOf(" Describe ") >= 0)
|
|---|
| 93 | return "";
|
|---|
| 94 | return "<html>" + b + "</html>";
|
|---|
| 95 | }
|
|---|
| 96 | }
|
|---|
