Magento 1 module that provides social features (sharing).
No Magento layout updates needed (uses Magento events).
<?php echo Mage::helper('baobaz_social/facebook')->getLikeButton($this); ?>
<?php echo Mage::helper('baobaz_social/facebook')->getComments(); ?>
<?php echo Mage::helper('baobaz_social/twitter')->getTweetButton(); ?>
<?php echo Mage::helper('baobaz_social/google')->getGooglePlusOneButton(); ?>
<?php echo Mage::helper('baobaz_social/pinterest')->getPinButton(); ?>
<?php echo Mage::helper('baobaz_social/tumblr')->getShareButton(); ?>
<!-- Facebook meta tags -->
<meta property="fb:admins" content="1234567890" />
<meta property="fb:page_id" content="1234567890" />
<meta property="fb:app_id" content="1324567890" />
<!-- Open Graph meta tags -->
<meta property="og:title" content="My Product" />
<meta property="og:description" content="My Cool Product" />
<meta property="og:url" content="http://domain.tld/my-product.html" />
<meta property="og:image" content="http://domain.tld/media/catalog/product/cache/1/image/hash/m/y/my-product.jpg" />
<meta property="og:site_name" content="My Website" />
<meta property="og:type" content="product" />
<meta property="og:price:amount" content="69,00" />
<meta property="og:price:currency" content="EUR" />
<meta property="og:availability" content="in stock" />
<!-- Twitter Card meta tags -->
<meta name="twitter:title" content="My Product" />
<meta name="twitter:description" content="My Cool Product" />
<meta name="twitter:card" content="product" />
<meta name="twitter:creator" content="Baobaz" />
<meta name="twitter:site" content="My Website" />
<meta name="twitter:image" content="http://domain.tld/media/catalog/product/cache/1/image/hash/m/y/my-product.jpg" />
<meta name="twitter:data1" content="69,00 €" />
<meta name="twitter:label1" content="Price" />
Released under the terms of the Open Software License 3.0.
THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.