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1 package nabble.model.export;
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2
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3 import fschmidt.db.SQLRuntimeException;
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4 import fschmidt.util.java.ProxyIntoThread;
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5 import nabble.model.MailingList;
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6 import nabble.model.ModelException;
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7 import nabble.model.Node;
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8 import nabble.model.Site;
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9 import nabble.view.lib.Jtp;
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10 import nabble.view.web.template.UrlMapperNamespace;
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11 import org.slf4j.Logger;
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12 import org.slf4j.LoggerFactory;
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13
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14 import java.util.regex.Matcher;
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15 import java.util.regex.Pattern;
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16
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17
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18 public abstract class AbstractImportImpl implements Import {
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19
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20 private static final Logger logger = LoggerFactory.getLogger(AbstractImportImpl.class);
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21
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22 final Site site;
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23 private ProxyIntoThread pit = null;
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24 private MailingList currentMailingList = null;
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25 private boolean isStarted = false;
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26 private boolean isClosed = false;
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27
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28 AbstractImportImpl(Site site) {
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29 this.site = site;
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30 }
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31
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32 protected abstract String createNode(NodeData data) throws ModelException;
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33 protected abstract void start();
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34 protected abstract void end();
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35
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36 void setProxy(ProxyIntoThread<Import> pit) {
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37 this.pit = pit;
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38 }
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39 /*
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40 public Pattern[] getRedirectUrlPatterns() {
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41 Pattern rootPtn = Pattern.compile("http://.+\\.(\\d+)\\..+/");
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42 Pattern appPtn = Pattern.compile("-f(\\d+)\\.html$");
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43 Pattern postPtn = Pattern.compile("-td(\\d+)\\.html$");
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44 Pattern postPermalinkPtn = Pattern.compile("-tp\\d+p(\\d+)\\.html$");
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45 return new Pattern[] { appPtn, postPtn, postPermalinkPtn, rootPtn };
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46 }
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47 */
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48 private static final Pattern[] redirectUrlPatterns = new Pattern[]{
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49 Pattern.compile("-td(\\d+)\\.html$"), // post
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50 Pattern.compile("-tp(\\d+)\\.html$"), // topic permalink
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51 Pattern.compile("-tp\\d+p(\\d+)\\.html$"), // post permalink
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52 };
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53
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54 public long getNodeId(String permalink) throws BadLink {
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55 Node node = UrlMapperNamespace.getNodeFromUrl(permalink);
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56 if( node != null )
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57 return node.getId();
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58 for (Pattern p : redirectUrlPatterns) {
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59 Matcher m = p.matcher(permalink);
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60 if (m.find()) {
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61 String s = m.group(m.groupCount());
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62 return Long.parseLong(s);
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63 }
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64 }
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65 throw new BadLink();
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66 }
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67
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68 public String importNode(NodeData data) {
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69 if( isClosed )
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70 throw new RuntimeException("Closed");
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71 if( !isStarted ) {
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72 start();
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73 isStarted = true;
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74 }
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75 try {
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76 Node node = null;
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77 if( currentMailingList != null )
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78 node = currentMailingList.getNodeFromMessageID(data.messageID);
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79
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80 if (node != null)
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81 return Jtp.url(node);
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82 else
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83 return createNode(data);
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84 } catch(ModelException e) {
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85 logger.error("node "+data.exportId + " / data.exportId=" + data.exportId, e);
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86 throw new RuntimeException(e.toString());
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87 } catch(SQLRuntimeException e) {
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88 logger.error("node "+data.exportId + " / data.exportId=" + data.exportId, e);
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89 throw new RuntimeException(e.toString());
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90 }
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91 }
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92
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93 Node getNode(long nodeId) {
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94 return site.getNode(nodeId);
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95 }
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96
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97 public void setMailingList(Long nodeId) {
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98 if( nodeId==null ) {
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99 currentMailingList = null;
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100 } else {
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101 if( currentMailingList != null )
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102 throw new RuntimeException("Already have mailing list "+currentMailingList);
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103 currentMailingList = getNode(nodeId).getMailingList();
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104 if( currentMailingList == null )
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105 throw new RuntimeException("No mailing list for node "+nodeId);
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106 }
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107 }
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108
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109 public void subscribe(long nodeId) {
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110 getNode(nodeId).getMailingList().subscribe();
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111 }
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112
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113 public void setExportOwner(long nodeId,String exportOwner) {
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114 try {
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115 MailingList ml = getNode(nodeId).getMailingList();
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116 ml.setExportOwner(exportOwner);
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117 ml.update();
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118 } catch(ModelException e) {
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119 logger.error(exportOwner,e);
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120 throw new RuntimeException(e.toString());
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121 }
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122 }
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123
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124 public void close() {
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125 isClosed = true;
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126 if (pit != null) {
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127 pit.stop();
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128 pit = null;
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129 }
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130 end();
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131 }
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132
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133 @Override protected void finalize() throws Throwable {
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134 try {
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135 if( !isClosed ) {
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136 logger.error("import not closed");
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137 close();
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138 }
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139 } finally {
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140 super.finalize();
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141 }
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142 }
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143
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144 }
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