| 1 | package org.expeditee.agents;
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| 2 |
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| 3 | import org.expeditee.gui.Frame;
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| 4 | import org.expeditee.gui.FrameCreator;
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| 5 | import org.expeditee.gui.FrameGraphics;
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| 6 | import org.expeditee.gui.FrameIO;
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| 7 | import org.expeditee.io.Conversion;
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| 8 | import org.expeditee.items.Item;
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| 9 | import org.expeditee.items.Text;
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| 10 |
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| 11 | public abstract class SearchAgent extends DefaultAgent {
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| 12 |
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| 13 | private static final String DEFAULT_RESULTS_FRAMESET = "SearchResults";
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| 14 |
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| 15 | protected FrameCreator _results;
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| 16 |
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| 17 | protected String _pattern;
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| 18 |
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| 19 | protected String _replacementString;
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| 20 |
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| 21 | protected String _startName;
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| 22 |
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| 23 | @Override
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| 24 | public boolean initialise(Frame frame, Item item) {
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| 25 | String pattern = item.getText();
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| 26 | String resultFrameset = null;
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| 27 |
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| 28 | //TODO use a results frame specified on the profile frame
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| 29 | if (item.getLink() == null) {
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| 30 | resultFrameset = DEFAULT_RESULTS_FRAMESET;
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| 31 | } else {
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| 32 | resultFrameset = Conversion.getFramesetName(item.getAbsoluteLink(),
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| 33 | false);
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| 34 | }
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| 35 | return initialise(frame, item, frame.getFramesetName(), resultFrameset, null, pattern);
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| 36 | }
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| 37 |
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| 38 | public boolean initialise(Frame frame, Item item, String startName, String resultsFrameset,
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| 39 | String replacementString, String pattern) {
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| 40 | _pattern = pattern.toLowerCase();
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| 41 | _replacementString = replacementString;
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| 42 | _startName = startName;
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| 43 |
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| 44 | // Create a frame to put the results on with the search query
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| 45 | // and type as the title
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| 46 | String title = this.getClass().getSimpleName() + " [" + startName + "] [" + pattern
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| 47 | + "]";
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| 48 | _results = new FrameCreator(resultsFrameset, null, title, false);
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| 49 | // Set the frame to be displayed after running the agent
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| 50 | _end = _results.getFirstFrame();
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| 51 |
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| 52 | return super.initialise(frame, item);
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| 53 | }
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| 54 |
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| 55 | public String getResultsFrameName() {
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| 56 | return _results.getName();
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| 57 | }
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| 58 |
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| 59 | public static boolean searchItem(Text itemToSearch, String pattern,
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| 60 | String replacementString) {
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| 61 | String searchStr = itemToSearch.getText().toLowerCase();
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| 62 | boolean bFound = searchStr.matches(pattern.toLowerCase());
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| 63 | // If it is a find and replace... then replace with the replacement
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| 64 | // string
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| 65 | if (bFound && replacementString != null) {
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| 66 | itemToSearch.setText(searchStr.replaceAll(pattern,
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| 67 | replacementString));
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| 68 | }
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| 69 | return bFound;
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| 70 | }
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| 71 |
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| 72 | public static boolean searchFrame(FrameCreator results, String frameName,
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| 73 | String pattern, String replacementString) {
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| 74 | int oldMode = FrameGraphics.getMode();
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| 75 | FrameGraphics.setMode(FrameGraphics.MODE_XRAY, false);
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| 76 | Frame frameToSearch = FrameIO.LoadFrame(frameName);
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| 77 | FrameGraphics.setMode(oldMode, false);
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| 78 | if (frameToSearch == null)
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| 79 | return false;
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| 80 | for (Text itemToSearch : frameToSearch.getTextItems()) {
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| 81 | // Search for the item and add it to the results page if
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| 82 | // it is found
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| 83 | if (searchItem(itemToSearch, pattern,
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| 84 | replacementString)) {
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| 85 | // Add a linked item to the results frame
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| 86 | results.addText(frameName, null, frameName, null, false);
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| 87 | }
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| 88 | }
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| 89 | FrameGraphics.requestRefresh(true);
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| 90 | FrameIO.SaveFrame(frameToSearch, false);
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| 91 | return true;
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| 92 | }
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| 93 | }
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