1 | package org.greenstone.gsdl3.action;
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2 |
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3 | import org.greenstone.gsdl3.core.ModuleInterface;
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4 | import org.greenstone.gsdl3.util.*;
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5 |
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6 | // XML classes
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7 | import org.w3c.dom.Node;
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8 | import org.w3c.dom.Element;
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9 | import org.w3c.dom.Document;
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10 |
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11 | // other java stuff
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12 | import java.io.File;
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13 | import java.util.HashMap;
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14 |
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15 | import org.apache.log4j.*;
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16 |
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17 | public class SystemAction extends Action {
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18 |
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19 | static Logger logger = Logger.getLogger(org.greenstone.gsdl3.action.SystemAction.class.getName());
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20 |
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21 | /** process a request */
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22 | public Node process (Node message_node) {
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23 |
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24 | Element message = this.converter.nodeToElement(message_node);
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25 |
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26 | // assume only one request
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27 | Element request = (Element)GSXML.getChildByTagName(message, GSXML.REQUEST_ELEM);
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28 |
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29 | String subaction = request.getAttribute(GSXML.SUBACTION_ATT);
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30 | String lang = request.getAttribute(GSXML.LANG_ATT);
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31 | String uid = request.getAttribute(GSXML.USER_ID_ATT);
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32 | // get the param list
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33 | Element cgi_param_list = (Element)GSXML.getChildByTagName(request, GSXML.PARAM_ELEM+GSXML.LIST_MODIFIER);
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34 | HashMap params = GSXML.extractParams(cgi_param_list, false);
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35 |
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36 | Element result = this.doc.createElement(GSXML.MESSAGE_ELEM);
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37 |
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38 | String coll = (String)params.get(GSParams.SYSTEM_CLUSTER);
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39 |
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40 | String to = "";
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41 | if (coll!=null && !coll.equals("")) {
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42 | to = coll;
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43 | }
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44 |
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45 | Element mr_request_message = this.doc.createElement(GSXML.MESSAGE_ELEM);
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46 | Element mr_request = GSXML.createBasicRequest(this.doc, GSXML.REQUEST_TYPE_SYSTEM, to, lang, uid);
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47 | mr_request_message.appendChild(mr_request);
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48 |
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49 | Element system = this.doc.createElement(GSXML.SYSTEM_ELEM);
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50 | mr_request.appendChild(system);
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51 |
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52 | // will need to change the following if can do more than one system request at once
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53 | if (subaction.equals("c")) { // configure
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54 | system.setAttribute(GSXML.TYPE_ATT, GSXML.SYSTEM_TYPE_CONFIGURE);
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55 | String info = (String)params.get(GSParams.SYSTEM_SUBSET);
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56 | system.setAttribute(GSXML.SYSTEM_SUBSET_ATT, info);
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57 |
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58 | } else {
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59 | String name = (String)params.get(GSParams.SYSTEM_MODULE_NAME);
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60 | String type = (String)params.get(GSParams.SYSTEM_MODULE_TYPE);
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61 |
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62 | system.setAttribute(GSXML.SYSTEM_MODULE_NAME_ATT, name);
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63 | system.setAttribute(GSXML.SYSTEM_MODULE_TYPE_ATT, type);
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64 |
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65 | if (subaction.equals("d")) { // delete
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66 | system.setAttribute(GSXML.TYPE_ATT, GSXML.SYSTEM_TYPE_DEACTIVATE);
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67 |
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68 | } else if (subaction.equals("a")) { // add
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69 | system.setAttribute(GSXML.TYPE_ATT, GSXML.SYSTEM_TYPE_ACTIVATE);
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70 | } else {
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71 | // create the default response
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72 | // for now just have an error
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73 | logger.error("bad subaction type");
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74 | Element page_response = this.doc.createElement(GSXML.RESPONSE_ELEM);
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75 | result.appendChild(page_response);
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76 |
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77 | return result;
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78 | }
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79 | }
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80 |
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81 | Node response_message = this.mr.process(mr_request_message);
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82 |
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83 | result.appendChild(GSXML.duplicateWithNewName(this.doc, (Element)GSXML.getChildByTagName(response_message, GSXML.RESPONSE_ELEM), GSXML.RESPONSE_ELEM, true));
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84 | return result;
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85 |
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86 | }
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87 |
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88 | }
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