RandomSec/extensions/freebase/module/scripts/dialogs/schema-alignment/dialog.js

/*

Copyright 2010, Google Inc.
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
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 * Redistributions of source code must retain the above copyright
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 * Redistributions in binary form must reproduce the above
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 * Neither the name of Google Inc. nor the names of its
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this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

var SchemaAlignment = {};

SchemaAlignment.autoAlign = function() {
  var protograph = {};

  var columns = theProject.columnModel.columns;

  var typedCandidates = [];
  var candidates = [];

  for (var c = 0; c < columns.length; c++) {
    var column = columns[c];
    var typed = (column.reconConfig) && 
    ReconciliationManager.isFreebaseIdOrMid(column.reconConfig.identifierSpace) &&
    ReconciliationManager.isFreebaseId(column.reconConfig.schemaSpace);

    var candidate = {
      status: "unbound",
      typed: typed,
      index: c,
      column: column
    };

    candidates.push(candidate);
    if (typed) {
      typedCandidates.push(candidate);
    }
  }

  if (typedCandidates.length > 0) {

  } else {
    var queries = {};
    for (var i = 0; i < candidates.length; i++) {
      var candidate = candidates[i];
      var name = SchemaAlignment._cleanName(candidate.column.name);
      var key = "t" + i + ":search";
      queries[key] = {
        "query" : name,
        "limit" : 10,
        "type" : "/type/type,/type/property",
        "type_strict" : "any"
      };
    }

    SchemaAlignment._batchSearch(queries, function(result) {
      console.log(result);
    });
  }
};

SchemaAlignment._batchSearch = function(queries, onDone) {
  var keys = [];
  for (var n in queries) {
    if (queries.hasOwnProperty(n)) {
      keys.push(n);
    }
  }

  var result = {};
  var args = [];
  var makeBatch = function(keyBatch) {
    var batch = {};
    for (var k = 0; k < keyBatch.length; k++) {
      var key = keyBatch[k];
      batch[key] = queries[key];
    }

    // TODO: New API doesn't accept multiple queries
//    args.push("https://www.googleapis.com/freebase/v1/search?key=" + Freebase.API_KEY + "&" + 
    args.push("http://api.freebase.com/api/service/search?" + // FIXME:
        $.param({ "queries" : JSON.stringify(batch) }) + "&callback=?");

    args.push(null); // no data
    args.push(function(data) {
      for (var k = 0; k < keyBatch.length; k++) {
        var key = keyBatch[k];
        result[key] = data[key];
      }
    });
  };

  for (var i = 0; i < keys.length; i += 10) {
    makeBatch(keys.slice(i, i + 10));
  }

  args.push(function() {
    onDone(result);
  });

  Ajax.chainGetJSON.apply(null, args);
};

SchemaAlignment._cleanName = function(s) {
  return s.replace(/\W/g, " ").replace(/\s+/g, " ").toLowerCase();
};

SchemaAlignment.createNewRootNode = function() {
  var rootNode = null;
  var links = [];
  var columns = theProject.columnModel.columns;
  for (var i = 0; i < columns.length; i++) {
    var column = columns[i];
    var target = {
        nodeType: "cell-as-topic",
        columnName: column.name,
        createForNoReconMatch: true
    };
    if ((column.reconConfig) && 
        ReconciliationManager.isFreebaseIdOrMid(column.reconConfig.identifierSpace) &&
        ReconciliationManager.isFreebaseId(column.reconConfig.schemaSpace) &&
        (column.reconConfig.type)) {

      target.type = {
        id: column.reconConfig.type.id,
        name: column.reconConfig.type.name
      };
    }

    if (column.name == theProject.columnModel.keyColumnName) {
      rootNode = target;
    } else {
      links.push({
        property: null,
        target: target
      });
    }
  }

  rootNode = rootNode || { nodeType: "cell-as-topic" };
  rootNode.links = links;

  return rootNode;
};

function SchemaAlignmentDialog(protograph, onDone) {
  this._onDone = onDone;
  this._hasUnsavedChanges = false;

  this._createDialog();
  this._reset(protograph, true);
}

SchemaAlignmentDialog.prototype._reset = function(protograph, initial) {
  this._originalProtograph = protograph || { rootNodes: [] };
  this._protograph = cloneDeep(this._originalProtograph); // this is what can be munched on

  if (!this._protograph.rootNodes.length) {
    this._protograph.rootNodes.push(SchemaAlignment.createNewRootNode());
  }

  $(this._nodeTable).empty();

  this._nodeUIs = [];
  for (var i = 0; i < this._protograph.rootNodes.length; i++) {
    this._nodeUIs.push(new SchemaAlignmentDialog.UINode(
      this,
      this._protograph.rootNodes[i], 
      this._nodeTable, 
      {
        expanded: true,
        mustBeCellTopic: true
      }
    ));
  }

  this.preview(initial);
};

SchemaAlignmentDialog.prototype._save = function(onDone) {
  var self = this;
  var protograph = this.getJSON();

  Refine.postProcess(
    "freebase",
    "save-protograph",
    {},
    { protograph: JSON.stringify(protograph) },
    {},
    {   
      onDone: function() {
        theProject.overlayModels.freebaseProtograph = protograph;

        self._elmts.statusIndicator.hide();
        self._hasUnsavedChanges = false;

        if (onDone) onDone();
      }
    }
  );
};

SchemaAlignmentDialog.prototype._createDialog = function() {
  var self = this;
  var frame = $(DOM.loadHTML("freebase", "scripts/dialogs/schema-alignment/schema-alignment-dialog.html"));
  var elmts = this._elmts = DOM.bind(frame);

  this._level = DialogSystem.showDialog(frame);

  var dismiss = function() {
    DialogSystem.dismissUntil(self._level - 1);
  };

  elmts.dialogHeader.text($.i18n._('fb-interface')["dialog-header"]);
  elmts.body_text.text($.i18n._('fb-interface')["body-text"]);
  elmts.find_more.text($.i18n._('fb-interface')["find-more"]);
  elmts.skeleton.text($.i18n._('fb-interface')["skeleton"]);
  elmts.skeleton.text($.i18n._('fb-interface')["mql-preview"]);
  elmts.skeleton.text($.i18n._('fb-interface')["tripleloader-preview"]);
  elmts.saveButton.text($.i18n._('fb-buttons')["save"]);
  elmts.saveAndLoadButton.text($.i18n._('fb-buttons')["save-load"]);
  elmts.closeButton.text($.i18n._('fb-buttons')["close"]);
  elmts.resetButton.text($.i18n._('fb-buttons')["reset"]);
  
  elmts.saveButton.click(function() {
    self._save();
  });
  elmts.saveAndLoadButton.click(function() {
    self._save(function() {
      dismiss();
      FreebaseExtension.handlers.loadIntoFreebase();
    });
  });
  elmts.resetButton.click(function() {
    self._reset(null);
  });
  elmts.closeButton.click(function() {
    if (!self._hasUnsavedChanges || window.confirm($.i18n._('fb-schema-alignment')["close-confirm"])) {
      dismiss();
    }
  });

  $("#schema-alignment-tabs").tabs();
  $("#schema-alignment-tabs-preview-mqllike").css("display", "");
  $("#schema-alignment-tabs-preview-tripleloader").css("display", "");

  this._previewPanes = $(".schema-alignment-dialog-preview");

  this._canvas = $(".schema-alignment-dialog-canvas");
  this._nodeTable = $('<table></table>').addClass("schema-alignment-table-layout").appendTo(this._canvas)[0];
};

SchemaAlignmentDialog.prototype.getJSON = function() {
  var rootNodes = [];
  for (var i = 0; i < this._nodeUIs.length; i++) {
    var node = this._nodeUIs[i].getJSON();
    if (node !== null) {
      rootNodes.push(node);
    }
  }

  return {
    rootNodes: rootNodes
  };
};

SchemaAlignmentDialog.prototype.preview = function(initial) {
  var self = this;

  this._previewPanes.empty();
  if (!(initial)) {
    this._elmts.statusIndicator.show().text($.i18n._('fb-schema-alignment')["status-warning"]);
    this._hasUnsavedChanges = true;
  }

  var protograph = this.getJSON();
  $.post(
    "command/freebase/preview-protograph?" + $.param({ project: theProject.id }),
    { protograph: JSON.stringify(protograph), engine: JSON.stringify(ui.browsingEngine.getJSON()) },
    function(data) {
      if ("mqllike" in data) {
        $(self._previewPanes[0]).text(JSON.stringify(data.mqllike, null, 2));
      }
      if ("tripleloader" in data) {
        $(self._previewPanes[1]).text(data.tripleloader);
      }
    },
    "json"
  );
};

SchemaAlignmentDialog._findColumn = function(cellIndex) {
  var columns = theProject.columnModel.columns;
  for (var i = 0; i < columns.length; i++) {
    var column = columns[i];
    if (column.cellIndex == cellIndex) {
      return column;
    }
  }
  return null;
};