smileys.module in Smileys 5

File

smileys.module

<?php

/**
 * Implementation of hook_help().
 */
function smileys_help($section) {
  switch ($section) {
    case 'admin/settings/smileys':
    case 'admin/settings/smileys/list':
      return t('Here you can add/edit the Smileys that are recognised in your content. Select box shows only the promoted Smileys.');
  }
}

/**
 * Implementation of hook_perm().
 */
function smileys_perm() {
  return array(
    'administer smileys',
    'use smiley select box',
  );
}

/**
 * Implementation of hook_filter_tips().
 */
function smileys_filter_tips($delta, $format, $long = false) {
  if ($long) {
    return t('If you include a textual smiley in your post (see chart below), it will be replaced by a graphical smiley.') . '<br />' . smileys_table();
  }
  else {
    $GLOBALS['display_smileys_block'] = true;
    return t('<a href="!smileys_help">Textual smileys</a> will be replaced with graphical ones.', array(
      '!smileys_help' => url('filter/tips/' . $format, NULL, 'filter-smileys-' . $delta),
    ));
  }
}
function _smileys_list($refresh = 0, $whereclause = '') {
  static $list;
  if (!$list || $refresh) {
    $list = array();
    if ($whereclause != '') {
      $whereclause = ' WHERE ' . $whereclause;
    }
    $result = db_query('SELECT * FROM {smileys} ' . $whereclause);
    while ($object = db_fetch_object($result)) {
      $list[] = $object;
    }
  }
  return $list;
}

/**
 * Implementation of hook_block().
 */
function smileys_block($op = 'list', $delta = 0) {
  if ($op == 'list') {
    $blocks[0]['info'] = t('Smileys on submission pages');
    return $blocks;
  }
  else {
    if ($op == 'view') {
      switch ($delta) {
        case 0:
          $block['subject'] = t('Smileys');
          $block['content'] = $GLOBALS['display_smileys_block'] ? smileys_table() : '';
          return $block;
      }
    }
  }
}

/**
 * Implementation of hook_form_alter().
 */
function smileys_form_alter($form_id, &$form) {
  if ('comment_form' == $form_id) {
    $node_type = db_result(db_query('SELECT type FROM {node} WHERE nid=%d', $form['nid']['#value']));
  }
  else {
    $node_type = $form['type']['#value'];
  }
  if (in_array($node_type, variable_get('smileys_node_types_content', array()), TRUE)) {
    if (user_access('use smiley select box') && (isset($form['type']) && $form['type']['#value'] . '_node_form' == $form_id && variable_get('smileys_enable_for_nodes', 0) && isset($form['body_filter']) || 'comment_form' == $form_id && variable_get('smileys_enable_for_comments', 0))) {
      $output = '';
      if (array_key_exists('body_filter', $form)) {
        $key = 'body_filter';
      }
      elseif (array_key_exists('comment_filter', $form)) {
        $key = 'comment_filter';
      }
      else {
        $key = 'smileys_wrapper';
      }
      $collapsed = variable_get('smileys_select_box_expanded', TRUE) ? FALSE : TRUE;
      $form[$key]['smileys'] = array(
        '#type' => 'fieldset',
        '#title' => t('Smileys'),
        '#collapsible' => TRUE,
        '#collapsed' => $collapsed,
        '#weight' => 0,
      );
      $form[$key]['smileys']['smileys_box'] = array(
        '#type' => 'markup',
        '#value' => theme('smileys_select_table', true) . (variable_get('smileys_enable_widget', 0) ? '<span id="showSmileysWindow" class="smiley-class">' . t('[more...]') . '</span>' : ''),
      );
    }
  }
  return $form;
}
function _smileys_select_table($promoted = false) {
  $content = '';
  if ($promoted == true) {
    $list = _smileys_list(1, " promote_to_box='1' ");
    _smileys_list(1);
  }
  else {
    $list = _smileys_list();
  }
  foreach ($list as $smiley) {
    $acronyms = explode(' ', $smiley->acronyms);
    $alt = check_plain(implode('  ', $acronyms));
    $desc = implode('&nbsp; ', $acronyms);
    $content .= '<span><img src="' . check_url($GLOBALS['base_url'] . '/' . $smiley->image) . '" title="' . check_plain($smiley->description) . '" alt="' . $acronyms[0] . '" class="smiley-class"/></span>';
  }
  return $content;
}
function theme_smileys_select_table($promoted = false) {
  return '<div class="smileys">' . _smileys_select_table($promoted) . '</div>';
}
function smileys_table() {
  $form = array();
  $output = '';
  $header = array(
    t('Smiley'),
    t('Acronyms'),
  );
  $rows = array();
  $list = _smileys_list(1);
  foreach ($list as $smiley) {
    $acronyms = explode(' ', $smiley->acronyms);
    $rows[] = array(
      '<img src="' . check_url($GLOBALS['base_url'] . '/' . $smiley->image) . '" alt="' . $acronyms[0] . '" title="' . check_plain($smiley->description) . '" class="smiley-class" />',
      check_plain($smiley->acronyms),
    );
  }
  $form['smileys'] = array(
    '#type' => 'fieldset',
    '#title' => t('Smileys'),
    '#collapsible' => TRUE,
  );
  $form['smileys']['smileys_box'] = array(
    '#type' => 'markup',
    '#value' => theme('table', $header, $rows),
  );
  $output .= drupal_render($form);
  return $output;
}
function smileys_list() {
  print '<div class="smileysWindowtext"><span class="titleSmileys">' . t('Click to insert acronym') . '</span><span class="closeSmileys">X</span></div><div class="smileysWindow">' . _smileys_select_table() . '</div>';
}

/**
 * Implementation of hook_filter().
 */
function smileys_filter($op, $delta = 0, $format = -1, $text = "") {
  switch ($op) {
    case 'list':
      return array(
        0 => t('Smileys filter'),
      );
    case 'description':
      return t('Replaces smileys inside posts with images.');
    case 'settings':
      $form['smileys_filter'] = array(
        '#type' => 'fieldset',
        '#title' => t('Smileys filter'),
        '#value' => t('You can define a global list of smileys on the !page.', array(
          '!page' => l(t('smileys settings page'), 'admin/settings/smileys'),
        )),
      );
      return $form;
    case "process":
      return smileys_filter_process($text);
    default:
      return $text;
  }
}
function smileys_filter_process($text) {
  $text = ' ' . $text . ' ';
  $list = _smileys_list();
  foreach ($list as $smiley) {
    $acronyms = explode(" ", $smiley->acronyms);
    $alt = str_replace('\\', '\\\\', check_plain($smiley->description));
    foreach ($acronyms as $a) {
      if ($smiley->standalone) {
        $text = eregi_replace("([ ,\\.\\?!:\\(\\)\r\n\\<\\>])" . preg_quote($a) . "([ ,\\.\\?!:\\(\\)\r\n\\<\\>])", "\\1<img src=\"" . check_url($GLOBALS['base_url'] . '/' . $smiley->image) . "\" title=\"" . check_plain($alt) . "\" alt=\"" . check_plain($alt) . "\" class=\"smiley-content\"/>\\2", $text);
      }
      else {
        $text = eregi_replace(preg_quote($a), '<img src="' . check_url($GLOBALS['base_url'] . '/' . $smiley->image) . '" title="' . check_plain($alt) . '" alt="' . check_plain($alt) . '" />', $text);
      }
    }
  }
  $text = substr($text, 1, -1);
  return $text;
}

/**
 * Implementation of hook_menu().
 */
function smileys_menu($may_cache) {
  $items = array();

  // Add the JS and CSS
  $path = drupal_get_path('module', 'smileys');
  drupal_add_js($path . '/smileys.js');
  drupal_add_css($path . '/smileys.css');
  drupal_add_js(array(
    'smileys' => array(
      'basePath' => base_path() . (variable_get('clean_url', 0) ? '' : '?q='),
    ),
  ), 'setting');
  if ($may_cache) {
    $access = user_access('administer smileys');
    $items[] = array(
      'path' => 'admin/settings/smileys',
      'title' => t('Smileys'),
      'description' => t('Manage Smileys and toggle select box behavior for nodes and comments.'),
      'callback' => 'smileys_admin_list',
      'access' => $access,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/list',
      'title' => t('List'),
      'callback' => 'smileys_admin_list',
      'type' => MENU_DEFAULT_LOCAL_TASK,
      'weight' => -10,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/add',
      'title' => t('Add'),
      'callback' => 'smileys_admin_add',
      'access' => $access,
      'type' => MENU_LOCAL_TASK,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/configure',
      'title' => t('Settings'),
      'description' => t('Smileys configuration.'),
      'callback' => 'drupal_get_form',
      'callback arguments' => 'smileys_admin_settings',
      'access' => user_access('administer smileys'),
      'weight' => 8,
      'type' => MENU_LOCAL_TASK,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/edit',
      'title' => t('Edit smiley'),
      'callback' => 'smileys_admin_add',
      'access' => $access,
      'type' => MENU_CALLBACK,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/delete',
      'title' => t('Delete smiley'),
      'callback' => 'drupal_get_form',
      'callback arguments' => array(
        'smileys_admin_delete_confirm',
      ),
      'access' => $access,
      'type' => MENU_CALLBACK,
    );
    $items[] = array(
      'path' => 'admin/settings/smileys/promote',
      'callback' => 'smileys_promote_handle',
      'access' => $access,
      'type' => MENU_CALLBACK,
    );
    $items[] = array(
      'path' => 'smileys/fetch',
      'callback' => 'smileys_list',
      'access' => user_access('use smiley select box'),
      'type' => MENU_CALLBACK,
    );
  }
  return $items;
}
function smileys_admin_settings() {
  $form = array();
  $form['smileys_selectbox'] = array(
    '#type' => 'fieldset',
    '#title' => t('Smileys select-box settings'),
  );
  $form['smileys_selectbox']['smileys_enable_for'] = array(
    '#type' => 'markup',
    '#value' => '<strong>' . t('Enable smileys select box for:') . '</strong>',
  );
  $form['smileys_selectbox']['smileys_enable_for_nodes'] = array(
    '#type' => 'checkbox',
    '#title' => t('Nodes'),
    '#default_value' => variable_get('smileys_enable_for_nodes', 0),
  );
  $form['smileys_selectbox']['smileys_enable_for_comments'] = array(
    '#type' => 'checkbox',
    '#title' => t('Comments'),
    '#default_value' => variable_get('smileys_enable_for_comments', 0),
  );
  $form['smileys_selectbox']['smileys_node_types_content'] = array(
    '#type' => 'checkboxes',
    '#title' => t('On the following node types'),
    '#description' => t('Select the node types you want to enable Smileys select-box for.'),
    '#default_value' => variable_get('smileys_node_types_content', array()),
    '#options' => node_get_types('names'),
  );
  $form['smileys_selectbox']['smileys_select_box_expanded'] = array(
    '#type' => 'checkbox',
    '#title' => t('Expand select-box fieldset by default'),
    '#default_value' => variable_get('smileys_select_box_expanded', TRUE),
  );
  $form['smileys_widgetbox'] = array(
    '#type' => 'fieldset',
    '#title' => t('Smileys widget-box settings'),
  );
  $form['smileys_widgetbox']['smileys_enable_widget'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable Smileys Popup box'),
    '#description' => t('Adds a <em>[more...]</em> link to the end of smileys in select box, which when clicked, opens an inline widget to insert smileys. The widget is an inline popup like approach, allowing ease of usability.'),
    '#default_value' => variable_get('smileys_enable_widget', 0),
  );
  return system_settings_form($form);
}
function smileys_admin_list() {
  $path = drupal_get_path('module', 'smileys');
  drupal_add_js($path . '/smileys-admin.js');
  drupal_add_css($path . '/smileys-admin.css');
  $header = array(
    t('Promoted'),
    t('Smiley'),
    t('Acronyms'),
    t('Description'),
    t('Operations'),
  );
  $rows = array();
  $output = '';
  $smileyp = db_query("SELECT DISTINCT package FROM {smileys} ORDER BY package");
  while ($pack = db_fetch_object($smileyp)) {
    $package = $pack->package;
    $list = _smileys_list(1, " package = '{$package}' ");
    foreach ($list as $smiley) {
      $each_acronym = explode(' ', $smiley->acronyms);
      $promoted = $smiley->promote_to_box ? '<span class="smiley-selected" id="' . $smiley->id . '"> </span>' : '<span class="smiley-deselected" id="' . $smiley->id . '"> </span>';
      foreach ($each_acronym as $key => $eac) {
        $eac = str_replace("&lt;", "<", $eac);
        $eac = str_replace("&gt;", ">", $eac);
        $acronyms .= '<span style="color:' . ($key % 2 == 0 ? "#000000" : "#53616e") . ';">' . check_plain($eac) . '</span>&nbsp;';
      }
      $rows[] = array(
        $promoted,
        '<img src="' . check_url($GLOBALS['base_url'] . '/' . $smiley->image) . '" alt="' . check_plain($smiley->description) . '" />',
        $acronyms,
        check_plain($smiley->description),
        l(t('Edit'), 'admin/settings/smileys/edit/' . $smiley->id) . ' · ' . l(t('Delete'), 'admin/settings/smileys/delete/' . $smiley->id),
      );
      $acronyms = '';
    }
    $form['smileys'][$package] = array(
      '#type' => 'fieldset',
      '#title' => t($package),
      '#collapsed' => FALSE,
      '#collapsible' => TRUE,
    );
    $form['smileys'][$package]['smileys_box'] = array(
      '#type' => 'markup',
      '#value' => theme('table', $header, $rows, array(
        'id' => 'smileys-admin-list',
      )),
    );
    $output .= drupal_render($form);
    $form = array();
    $rows = array();
  }
  if ($output == '') {
    if (module_exists('smileys_import')) {
      $msg = t('No smileys found. You may !add, or !import.', array(
        '!add' => l(t('add custom smileys'), 'admin/settings/smileys/add'),
        '!import' => l(t('import smiley packages'), 'admin/settings/smileys/import'),
      ));
    }
    else {
      $msg = t('No smileys found. You may !add, or install smileys_import module & import smiley packages.', array(
        '!add' => l(t('add custom smileys'), 'admin/settings/smileys/add'),
      ));
    }
    drupal_set_message($msg);
  }
  return $output;
}
function smileys_promote_handle($action, $id = NULL) {
  if (!empty($id) && ($action == 0 || $action == 1)) {
    db_query('UPDATE {smileys} SET promote_to_box=%d WHERE id=%d', $action, $id);
    exit;
  }
  else {
    drupal_access_denied();
    return;
  }
}
function smileys_admin_form($edit = array()) {
  $form = array();
  if ($edit['id']) {
    $form['id'] = array(
      '#type' => 'hidden',
      '#value' => $edit['id'],
    );
  }
  $form['acronyms'] = array(
    '#type' => 'textfield',
    '#title' => t('Acronyms'),
    '#default_value' => $edit['acronyms'],
    '#size' => 16,
    '#maxlength' => 255,
    '#description' => t('Enter a list of shorthands for the smiley you wish to add, separated by spaces. E.g. \':) ;) :smile:\''),
  );
  $form['image'] = array(
    '#type' => 'textfield',
    '#title' => t('Image URL'),
    '#default_value' => $edit['image'],
    '#size' => 50,
    '#maxlength' => 255,
    '#description' => t('Enter the URL of the smiley-image relative to the root of your Drupal site. E.g. \'images/smileys/happy.png\'.'),
  );
  $form['description'] = array(
    '#type' => 'textfield',
    '#title' => t('Description'),
    '#default_value' => $edit['description'],
    '#size' => 50,
    '#maxlength' => 64,
    '#description' => t('A short description of the emotion depicted to be used as tooltip for the image. E.g. \'Laughing out loud\'.'),
  );
  $form['standalone'] = array(
    '#type' => 'checkbox',
    '#title' => t('Stand-alone'),
    '#default_value' => $edit['standalone'],
    '#description' => t('When checked, the smiley will only be inserted when an acronym is found as a separate word. This is useful for preventing accidental smileys with short acronyms.'),
  );
  $form['promote_to_box'] = array(
    '#type' => 'checkbox',
    '#title' => t('Promote to select box'),
    '#default_value' => $edit['promote_to_box'],
    '#description' => t('When checked, the smiley will be shown on the <em>Smiley Select Box</em> in node and comment forms. Unchecked Smileys will be usable only in "<em>more...</em>" pop-up widget.'),
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save Smiley'),
  );
  if ($edit['id']) {
    $form['delete'] = array(
      '#type' => 'submit',
      '#value' => t('Delete Smiley'),
    );
  }
  return $form;
}

/**
 * Implementation of hook_submit().
 */
function smileys_admin_form_submit($form_id, $form_values) {
  if (isset($form_values['id'])) {
    if ($form_values['op'] == t('Delete Smiley')) {
      smileys_admin_delete($form_values['id']);
      return 'admin/settings/smileys';
    }
    db_query("UPDATE {smileys} SET acronyms='%s', image='%s', description='%s', standalone=%d, promote_to_box=%d WHERE id = %d", $form_values['acronyms'], $form_values['image'], $form_values['description'], $form_values['standalone'], $form_values['promote_to_box'], $form_values['id']);
    $message = t('Updated smiley: %smiley', array(
      '%smiley' => $form_values['acronyms'],
    ));
  }
  else {
    db_query("INSERT INTO {smileys} (acronyms, image, description, standalone, promote_to_box) VALUES ('%s', '%s', '%s', %d, %d)", $form_values["acronyms"], $form_values["image"], $form_values["description"], $form_values["standalone"], $form_values['promote_to_box']);
    $message = t('Added smiley: %smiley', array(
      '%smiley' => $form_values['acronyms'],
    ));
  }
  drupal_set_message($message);
  return 'admin/settings/smileys';
}

/**
 * Implementation of hook_validate().
 */
function smileys_admin_form_validate($form_id, $form_values) {
  if (trim($form_values['acronyms']) == t('Delete Smiley')) {
    form_set_error('acronyms', t('Please enter an acronym for your smiley.'));
  }
  if ($form_values['image'] == '') {
    form_set_error('image', t('Please enter the URL of the smiley image.'));
  }
  return !form_get_errors();
}
function smileys_admin_delete_confirm($smiley_id) {
  $smiley_id = $smiley_id ? $smiley_id : arg(4);
  $smiley = db_fetch_array(db_query('SELECT * FROM {smileys} WHERE id = %d', $smiley_id));
  $form = array();
  return confirm_form($form, t('Are you sure you want to delete the smiley %acronyms?', array(
    '%acronyms' => $smiley['acronyms'],
  )), 'admin/settings/smileys', t(''), t('Delete'), t('Cancel'));
}
function smileys_admin_delete_confirm_submit($form_id, $form_values) {
  smileys_admin_delete($form_values['id'], FALSE);
}
function smileys_admin_delete($sid) {
  $smiley_id = $sid ? $sid : arg(4);
  $smiley = db_fetch_array(db_query('SELECT * FROM {smileys} WHERE id = %d', $smiley_id));
  if ($smiley_id) {
    db_query("DELETE FROM {smileys} WHERE id = %d", $smiley_id);
    $message = t('Deleted smiley: %smiley', array(
      '%smiley' => $smiley['acronyms'],
    ));
    drupal_set_message($message);
  }
  drupal_goto('admin/settings/smileys');
}
function smileys_admin_add() {
  $edit = $_POST['edit'];
  if ($smiley_id = arg(4)) {
    $smiley = db_fetch_array(db_query('SELECT * FROM {smileys} WHERE id = %d', $smiley_id));
    $edit = $smiley ? $smiley : $_POST['edit'];
  }
  return drupal_get_form('smileys_admin_form', $edit);
}

Functions

Name	Description
smileys_admin_add
smileys_admin_delete
smileys_admin_delete_confirm
smileys_admin_delete_confirm_submit
smileys_admin_form
smileys_admin_form_submit	Implementation of hook_submit().
smileys_admin_form_validate	Implementation of hook_validate().
smileys_admin_list
smileys_admin_settings
smileys_block	Implementation of hook_block().
smileys_filter	Implementation of hook_filter().
smileys_filter_process
smileys_filter_tips	Implementation of hook_filter_tips().
smileys_form_alter	Implementation of hook_form_alter().
smileys_help	Implementation of hook_help().
smileys_list
smileys_menu	Implementation of hook_menu().
smileys_perm	Implementation of hook_perm().
smileys_promote_handle
smileys_table
theme_smileys_select_table
_smileys_list
_smileys_select_table