timeago.module in Timeago 7

File

timeago.module

<?php

/**
* Display help and module information
* @param section which section of the site we're displaying help 
* @return help text for section
*/
function timeago_help($section = '') {
  $output = '';
  switch ($section) {
    case "admin/help#description":
      $output = t("Displays a date in a 'x time ago' kind of way");
      break;
  }
  return $output;
}

// function timeago_help
function timeago_menu() {
  $items = array();
  $items[] = array(
    'path' => 'admin/settings/timeago',
    'title' => t('Time ago settings'),
    'callback' => 'drupal_get_form',
    'callback arguments' => 'timeago_admin',
    'access' => user_access('access administration pages'),
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}

/**
* Works out the time since the date provided.
* @param the date in unix time format
* @return the time since today
*/
function timeago_prepare($original, $startdate, $later = false, $round = 3, $maxseconds = 32556926, $dateformat = 'medium') {

  // array of time period chunks
  $chunks = array(
    array(
      60 * 60 * 24 * 365,
      t("year"),
      t("years"),
    ),
    array(
      60 * 60 * 24 * 30,
      t("month"),
      t("months"),
    ),
    array(
      60 * 60 * 24 * 7,
      t("week"),
      t("weeks"),
    ),
    array(
      60 * 60 * 24,
      t("day"),
      t("days"),
    ),
    array(
      60 * 60,
      t("hour"),
      t("hours"),
    ),
    array(
      60,
      t("minute"),
      t("minutes"),
    ),
    array(
      1,
      t("second"),
      t("seconds"),
    ),
  );
  if ($later) {
    $since = $original - $startdate;
  }
  else {
    $since = $startdate - $original;
  }
  $print = '';
  if ($since < $maxseconds) {

    // Loop trough all the chunks
    $times = 1;
    $totaltime = 0;
    for ($i = 0, $j = count($chunks); $i < $j; $i++) {
      $seconds = $chunks[$i][0];
      $name = $chunks[$i][1];
      $pluralname = $chunks[$i][2];
      if (($count = floor(($since - $totaltime) / $seconds)) != 0 && $times <= $round) {
        if ($times == 1) {
          $print .= $count == 1 ? '1 ' . $name : "{$count} {$pluralname}";
        }
        else {
          $print .= $count == 1 ? ', 1 ' . $name : ", {$count} {$pluralname}";
        }
        $times++;
        $totaltime += $count * $seconds;
      }
    }
    if ($later) {
      return t('%a later', array(
        '%a' => $print,
      ));
    }
    else {
      return t('%a ago', array(
        '%a' => $print,
      ));
    }
  }
  else {
    return t('on %a', array(
      '%a' => format_date($original, $dateformat),
    ));
  }
}

// function timeago_prepare
function theme_timeago_posted($postdate, $timeago) {
  $theme_content = '';
  $theme_content .= t('Posted !a', array(
    '!a' => '<span class="timeago" title="' . $postdate . '">' . $timeago . '</span>',
  ));
  return $theme_content;
}

// function theme_timeago_posted

/**
 * hook_nodeapi implementation
 *
 * @ingroup event_nodeapi
 */
function timeago_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
  switch ($op) {
    case 'load':
      return array(
        'timeago' => theme('timeago_posted', format_date($node->created, variable_get('timeago_node_dateformat_title', 'large')), timeago_prepare($node->created, time(), false, variable_get('timeago_node_round', 3), variable_get('timeago_node_maxdate', '32556926'), 'medium')),
      );
      break;
  }
}

// function timeago_nodeapi

/**
 * hook_comment implementation
 *
 * Sets $comment->timeago available in comment.tpl.php
 */
function timeago_comment(&$comment, $op) {
  switch ($op) {
    case 'view':
      $timeago = theme('timeago_posted', format_date($comment->timestamp, variable_get('timeago_node_dateformat_title', 'large')), timeago_prepare($comment->timestamp, time(), false, variable_get('timeago_node_round', 3), variable_get('timeago_node_maxdate', '32556926'), 'medium'));
      $comment->timeago = $timeago;
      break;
  }
}

/**
 * Module configuration settings
 * @return settings HTML or deny access
 */
function timeago_admin() {

  // only administrators can access this module
  if (!user_access("access administration pages")) {
    return message_access();
  }
  $form['timeago_node'] = array(
    '#type' => 'fieldset',
    '#title' => t('Time ago node settings'),
    '#description' => t('Enter date format, max time and number of parts to display for a node.'),
  );
  $form['timeago_node']["timeago_node_dateformat_title"] = array(
    '#type' => 'radios',
    '#title' => t('Date format of title'),
    '#description' => t('The date you will see when you hover over the date.'),
    '#default_value' => variable_get('timeago_node_dateformat_title', 'large'),
    '#options' => array(
      'small' => 'Small',
      'medium' => 'Medium',
      'large' => 'Large',
    ),
  );
  $form['timeago_node']["timeago_node_dateformat_view"] = array(
    '#type' => 'radios',
    '#title' => t('Date format when showing the normal date'),
    '#description' => t('This setting kicks in when the number of seconds that you set below are exceeded.'),
    '#default_value' => variable_get('timeago_node_dateformat_view', 'medium'),
    '#options' => array(
      'small' => 'Small',
      'medium' => 'Medium',
      'large' => 'Large',
    ),
  );
  $form['timeago_node']["timeago_node_maxdate"] = array(
    '#type' => 'textfield',
    '#title' => t('Number of seconds before it shows a normal date'),
    '#default_value' => variable_get('timeago_node_maxdate', '32556926'),
  );
  $form['timeago_node']["timeago_node_round"] = array(
    '#type' => 'radios',
    '#title' => t('Number of parts to show'),
    '#default_value' => variable_get('timeago_node_round', 3),
    '#options' => array(
      1 => '1',
      2 => '2',
      3 => '3',
      4 => '4',
      5 => '5',
      6 => '6',
      7 => '7',
    ),
  );
  return system_settings_form($form);
}

// function timeago_settings

Functions

Name	Description
theme_timeago_posted
timeago_admin	Module configuration settings
timeago_comment	hook_comment implementation
timeago_help	Display help and module information
timeago_menu
timeago_nodeapi	hook_nodeapi implementation
timeago_prepare	Works out the time since the date provided.