addthis.module

   1 <?php
   2 // $Id$
   3
   4 /**
   5  * @file
   6  * Stand alone module file to handle AddThis button integration
   7  */
   8
   9 /**
  10  * Implementation of hook_perm().
  11  */
  12 function addthis_perm() {
  13   $perms[] = 'administer addthis';
  14   $perms[] = 'view addthis';
  15   return $perms;
  16 }
  17
  18 /**
  19  * Implementation of hook_link().
  20  */
  21 function addthis_link($type, $node=NULL, $teaser = FALSE) {
  22   $links = array();
  23
  24   if ($type == 'node' && user_access('view addthis') && $teaser ? variable_get('addthis_display_in_teasers', '0') : variable_get('addthis_display_in_links', '0') ) {
  25     $links['addthis'] = array(
  26       'title' => _addthis_create_button($node,$teaser),
  27       'html' => TRUE,
  28     );
  29   }
  30
  31   return $links;
  32 }
  33 /**
  34  * Implementation of hook_menu().
  35  */
  36 function addthis_menu() {
  37   $items = array();
  38
  39   $items['admin/settings/addthis'] = array(
  40     'title'            => t('AddThis module settings'),
  41     'description'      => t('Set username and customize look and feel for <a href="http://www.addthis.com/">AddThis</a> button.'),
  42     'page callback'    => 'drupal_get_form',
  43     'page arguments'   => array('addthis_admin_settings'),
  44     'access arguments' => array('administer addthis'),
  45   );
  46
  47   return $items;
  48 }
  49
  50 /**
  51  * Administration settings form.
  52  *
  53  * @return
  54  *   The completed form definition.
  55  */
  56 function addthis_admin_settings() {
  57   $form = array();
  58
  59   $form['addthis_general_settings'] = array(
  60     '#type'  => 'fieldset',
  61     '#title' => t('General settings'),
  62   );
  63   $form['addthis_general_settings']['addthis_username'] = array(
  64     '#type'          => 'textfield',
  65     '#title'         => t('Username'),
  66     '#default_value' => variable_get('addthis_username', 'my-username'),
  67     '#description'   => t('Your username for <a href="http://www.addthis.com/">addthis.com</a>. Example: my-username'),
  68   );
  69   $form['addthis_general_settings']['addthis_display_in_links'] = array(
  70     '#type'          => 'checkbox',
  71     '#title'         => t('Display on node pages'),
  72     '#default_value' => variable_get('addthis_display_in_links', '0'),
  73     '#description'   => t('Display an AddThis button always on a node page\'s links section.'),
  74   );
  75   $form['addthis_general_settings']['addthis_display_in_teasers'] = array(
  76     '#type'          => 'checkbox',
  77     '#title'         => t('Display in node teasers'),
  78     '#default_value' => variable_get('addthis_display_in_teasers', '0'),
  79     '#description'   => t('Display an AddThis button in the node teasers.'),
  80   );
  81
  82   $form['addthis_button_settings'] = array(
  83     '#type'         => 'fieldset',
  84     '#title'        => t('Button image settings'),
  85     '#collapsible'  => TRUE,
  86     '#collapsed'    => TRUE,
  87   );
  88   $form['addthis_button_settings']['addthis_image'] = array(
  89     '#type'          => 'textfield',
  90     '#title'         => t('Button image url'),
  91     '#default_value' => variable_get('addthis_image', 'http://s9.addthis.com/button1-share.gif'),
  92     '#description'   => t('URL for small image in the button. Example: http://s9.addthis.com/button1-share.gif'),
  93   );
  94   $form['addthis_button_settings']['addthis_image_width'] = array(
  95     '#type'          => 'textfield',
  96     '#title'         => t('Button image width'),
  97     '#default_value' => variable_get('addthis_image_width', '125'),
  98     '#description'   => t('Width for button image. Example: 125'),
  99   );
 100   $form['addthis_button_settings']['addthis_image_height'] = array(
 101     '#type'          => 'textfield',
 102     '#title'         => t('Button image height'),
 103     '#default_value' => variable_get('addthis_image_height', '16'),
 104     '#description'   => t('Height for button image. Example: 16'),
 105   );
 106   $form['addthis_button_settings']['addthis_image_attributes'] = array(
 107     '#type'          => 'textfield',
 108     '#title'         => t('Button image HTML attributes'),
 109     '#default_value' => variable_get('addthis_image_attributes', 'alt=""'),
 110     '#description'   => t('Extra HTML attributes for img tag. Example: alt=""'),
 111   );
 112
 113   $form['addthis_widget_settings'] = array(
 114     '#type'         => 'fieldset',
 115     '#title'        => t('Widget settings'),
 116     '#collapsible'  => TRUE,
 117     '#collapsed'    => TRUE,
 118   );
 119   $form['addthis_widget_settings']['addthis_logo'] = array(
 120     '#type'          => 'textfield',
 121     '#title'         => t('Logo url'),
 122     '#default_value' => variable_get('addthis_logo', 'http://www.addthis.com/images/yourlogo.png'),
 123     '#description'   => t('The logo to display on the popup window (about 200x50 pixels). The popup window is show when the user selects the \'More\' choice. Example: http://www.your-website.com/img/mylogo.gif'),
 124   );
 125   $form['addthis_widget_settings']['addthis_logo_background'] = array(
 126     '#type'          => 'textfield',
 127     '#title'         => t('Logo background color'),
 128     '#default_value' => variable_get('addthis_logo_background', 'EFEFFF'),
 129     '#description'   => t('The color to use as a background around the logo in the popup. Example: EFEFEF'),
 130   );
 131   $form['addthis_widget_settings']['addthis_logo_color'] = array(
 132     '#type'          => 'textfield',
 133     '#title'         => t('Logo text color'),
 134     '#default_value' => variable_get('addthis_logo_color', '666699'),
 135     '#description'   => t('The color to use for the text next to the logo in the popup. Example: 666666'),
 136   );
 137   $form['addthis_widget_settings']['addthis_brand'] = array(
 138     '#type'          => 'textfield',
 139     '#title'         => t('Brand text'),
 140     '#default_value' => variable_get('addthis_brand', 'Your Site'),
 141     '#description'   => t('The brand name to display in the drop-down (top right). Example: My Website'),
 142   );
 143   $form['addthis_widget_settings']['addthis_options'] = array(
 144     '#type'          => 'textfield',
 145     '#title'         => t('Options'),
 146     '#default_value' => variable_get('addthis_options', 'favorites, email, digg, delicious, myspace, facebook, google, live, more'),
 147     '#description'   => t('A comma-separated ordered list of options to include in the drop-down. Example: favorites, email, digg, delicious, more<br/>Currently supported options:<br/>
 148    delicious, digg, email, favorites, facebook, fark, furl, google, live, myweb, myspace, newsvine, reddit, slashdot, stumbleupon, technorati, twitter, more'),
 149   );
 150   $form['addthis_widget_settings']['addthis_offset_top'] = array(
 151     '#type'          => 'textfield',
 152     '#title'         => t('Offset top'),
 153     '#default_value' => variable_get('addthis_offset_top', '2'),
 154     '#description'   => t('Vertical offset for the drop-down window (in pixels). Example: 2'),
 155   );
 156   $form['addthis_widget_settings']['addthis_offset_left'] = array(
 157     '#type'          => 'textfield',
 158     '#title'         => t('Offset top'),
 159     '#default_value' => variable_get('addthis_offset_left', '2'),
 160     '#description'   => t('Horizontal offset for the drop-down window (in pixels). Example: 2'),
 161   );
 162   return system_settings_form($form);
 163 }
 164
 165 /**
 166  * Implementation of hook_block().
 167  */
 168 function addthis_block($op = 'list', $delta = 0) {
 169   if ($op == 'list') {
 170     $blocks[0]['info'] = t('AddThis button');
 171     return $blocks;
 172   }
 173   else if ($op == 'view' && user_access('view addthis')) {
 174     $block['subject'] = t('AddThis');
 175     $block['content'] = _addthis_create_button();
 176     return $block;
 177   }
 178 }
 179
 180 /**
 181  * Internal function to generate code for AddThis button
 182  *
 183  * @return
 184  *   String containing html code for the button
 185  */
 186 function _addthis_create_button($node=NULL, $teaser = FALSE) {
 187   drupal_add_css((drupal_get_path('module', 'addthis') .'/addthis.css'), $type = 'module', $media = 'all', $preprocess = TRUE);
 188   return ( sprintf('
 189     <script type="text/javascript">
 190       addthis_pub = \'%s\';
 191       addthis_logo = \'%s\';
 192       addthis_logo_background = \'%s\';
 193       addthis_logo_color = \'%s\';
 194       addthis_brand = \'%s\';
 195       addthis_options = \'%s\';
 196       addthis_offset_top = \'%d\';
 197       addthis_offset_left = \'%d\';
 198     </script>
 199     <div class="addthis"><a href="http://www.addthis.com/bookmark.php"
 200       onmouseover="return addthis_open(this, \'\', \'%s\', \'%s\')"
 201       onmouseout="addthis_close()"
 202       onclick="return addthis_sendto()"><img src="%s" width="%d" height="%d" %s /></a></div>
 203     <script type="text/javascript" src="http://s7.addthis.com/js/152/addthis_widget.js"></script>
 204     ',
 205     variable_get('addthis_user', 'my-username'),
 206     variable_get('addthis_logo', 'http://www.addthis.com/images/yourlogo.png'),
 207     variable_get('addthis_logo_background', 'EFEFFF'),
 208     variable_get('addthis_logo_color', '666699'),
 209     variable_get('addthis_brand', 'Your Site'),
 210     variable_get('addthis_options', 'favorites, email, digg, delicious, myspace, facebook, google, live, more'),
 211     variable_get('addthis_offset_top', '2'),
 212     variable_get('addthis_offset_left', '2'),
 213     $teaser ? url('node/'.$node->nid, array('absolute' => 1) ) : '[URL]',
 214     $teaser ? addslashes($node->title) : '[TITLE]',
 215     variable_get('addthis_image', 'http://s9.addthis.com/button1-share.gif'),
 216     variable_get('addthis_image_width', '125'),
 217     variable_get('addthis_image_height', '16'),
 218     variable_get('addthis_image_attributes', 'alt=""')
 219   ));
 220 }