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Viewing changes to src/trackerUtils.js

  • Committer: Package Import Robot
  • Author(s): Andreas Henriksson, Thomas Bechtold
  • Date: 2013-04-04 13:32:08 UTC
  • mfrom: (3.1.4 experimental)
  • Revision ID: package-import@ubuntu.com-20130404133208-n19gqczi05z31ogb
Tags: 3.8.0-1
[ Thomas Bechtold ]
New upstream release

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Lines of Context:
src/trackerUtils.js
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 */
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const GLib = imports.gi.GLib;
 
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const Lang = imports.lang;
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const Global = imports.global;
 
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const Application = imports.application;
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function setEditedName(newTitle, docId, callback) {
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    let sparql = ('INSERT OR REPLACE { <%s> nie:title \"%s\" }'.format(docId, newTitle));
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    Global.connectionQueue.update(sparql, null,
 
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    Application.connectionQueue.update(sparql, null,
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        function(object, res) {
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            try {
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                object.update_finish(res);
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        });
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}
 
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const SingleItemJob = new Lang.Class({
 
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    Name: 'SingleItemJob',
 
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    _init: function(urn, queryBuilder) {
 
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        this._urn = urn;
 
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        this._cursor = null;
 
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        this._builder = queryBuilder;
 
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    },
 
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    run: function(flags, callback) {
 
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        this._callback = callback;
 
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        let query = this._builder.buildSingleQuery(flags, this._urn);
 
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        Application.connectionQueue.add(query.sparql, null, Lang.bind(this,
 
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            function(object, res) {
 
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                try {
 
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                    let cursor = object.query_finish(res);
 
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                    cursor.next_async(null, Lang.bind(this, this._onCursorNext));
 
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                } catch (e) {
 
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                    log('Unable to query single item ' + e.message);
 
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                    this._emitCallback();
 
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                }
 
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            }));
 
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    },
 
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    _onCursorNext: function(cursor, res) {
 
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        let valid = false;
 
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        try {
 
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            valid = cursor.next_finish(res);
 
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        } catch (e) {
 
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            log('Unable to query single item ' + e.message);
 
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        }
 
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        if (!valid) {
 
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            cursor.close();
 
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            this._emitCallback();
 
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            return;
 
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        }
 
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        this._cursor = cursor;
 
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        this._emitCallback();
 
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        cursor.close();
 
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    },
 
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    _emitCallback: function() {
 
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        this._callback(this._cursor);
 
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    }
 
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});