initial commit

lib/symfony/helper/DateHelper.php

@@ -0,0 +1,170 @@
+<?php
+
+/*
+ * This file is part of the symfony package.
+ * (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * DateHelper.
+ *
+ * @package    symfony
+ * @subpackage helper
+ * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
+ * @version    SVN: $Id: DateHelper.php 3815 2007-04-18 16:44:39Z fabien $
+ */
+
+function format_daterange($start_date, $end_date, $format = 'd', $full_text, $start_text, $end_text, $culture = null, $charset = null)
+{
+  if ($start_date != '' && $end_date != '')
+  {
+    return sprintf($full_text, format_date($start_date, $format, $culture, $charset), format_date($end_date, $format, $culture, $charset));
+  }
+  else if ($start_date != '')
+  {
+    return sprintf($start_text, format_date($start_date, $format, $culture, $charset));
+  }
+  else if ($end_date != '')
+  {
+    return sprintf($end_text, format_date($end_date, $format, $culture, $charset));
+  }
+}
+
+function format_date($date, $format = 'd', $culture = null, $charset = null)
+{
+  static $dateFormats = array();
+
+  if (is_null($date))
+  {
+    return null;
+  }
+
+  if (!$culture)
+  {
+    $culture = sfContext::getInstance()->getUser()->getCulture();
+  }
+
+  if (!$charset)
+  {
+    $charset = sfConfig::get('sf_charset');
+  }
+
+  if (!isset($dateFormats[$culture]))
+  {
+    $dateFormats[$culture] = new sfDateFormat($culture);
+  }
+
+  return $dateFormats[$culture]->format($date, $format, null, $charset);
+}
+
+function format_datetime($date, $format = 'F', $culture = null, $charset = null)
+{
+  return format_date($date, $format, $culture, $charset);
+}
+
+function distance_of_time_in_words($from_time, $to_time = null, $include_seconds = false)
+{
+  $to_time = $to_time? $to_time: time();
+
+  $distance_in_minutes = floor(abs($to_time - $from_time) / 60);
+  $distance_in_seconds = floor(abs($to_time - $from_time));
+
+  $string = '';
+  $parameters = array();
+
+  if ($distance_in_minutes <= 1)
+  {
+    if (!$include_seconds)
+    {
+      $string = $distance_in_minutes == 0 ? 'less than a minute' : '1 minute';
+    }
+    else
+    {
+      if ($distance_in_seconds <= 5)
+      {
+        $string = 'less than 5 seconds';
+      }
+      else if ($distance_in_seconds >= 6 && $distance_in_seconds <= 10)
+      {
+        $string = 'less than 10 seconds';
+      }
+      else if ($distance_in_seconds >= 11 && $distance_in_seconds <= 20)
+      {
+        $string = 'less than 20 seconds';
+      }
+      else if ($distance_in_seconds >= 21 && $distance_in_seconds <= 40)
+      {
+        $string = 'half a minute';
+      }
+      else if ($distance_in_seconds >= 41 && $distance_in_seconds <= 59)
+      {
+        $string = 'less than a minute';
+      }
+      else
+      {
+        $string = '1 minute';
+      }
+    }
+  }
+  else if ($distance_in_minutes >= 2 && $distance_in_minutes <= 44)
+  {
+    $string = '%minutes% minutes';
+    $parameters['%minutes%'] = $distance_in_minutes;
+  }
+  else if ($distance_in_minutes >= 45 && $distance_in_minutes <= 89)
+  {
+    $string = 'about 1 hour';
+  }
+  else if ($distance_in_minutes >= 90 && $distance_in_minutes <= 1439)
+  {
+    $string = 'about %hours% hours';
+    $parameters['%hours%'] = round($distance_in_minutes / 60);
+  }
+  else if ($distance_in_minutes >= 1440 && $distance_in_minutes <= 2879)
+  {
+    $string = '1 day';
+  }
+  else if ($distance_in_minutes >= 2880 && $distance_in_minutes <= 43199)
+  {
+    $string = '%days% days';
+    $parameters['%days%'] = round($distance_in_minutes / 1440);
+  }
+  else if ($distance_in_minutes >= 43200 && $distance_in_minutes <= 86399)
+  {
+    $string = 'about 1 month';
+  }
+  else if ($distance_in_minutes >= 86400 && $distance_in_minutes <= 525959)
+  {
+    $string = '%months% months';
+    $parameters['%months%'] = round($distance_in_minutes / 43200);
+  }
+  else if ($distance_in_minutes >= 525960 && $distance_in_minutes <= 1051919)
+  {
+    $string = 'about 1 year';
+  }
+  else
+  {
+    $string = 'over %years% years';
+    $parameters['%years%'] = round($distance_in_minutes / 525960);
+  }
+
+  if (sfConfig::get('sf_i18n'))
+  {
+    use_helper('I18N');
+
+    return __($string, $parameters);
+  }
+  else
+  {
+    return strtr($string, $parameters);
+  }
+}
+
+// Like distance_of_time_in_words, but where to_time is fixed to time()
+function time_ago_in_words($from_time, $include_seconds = false)
+{
+  return distance_of_time_in_words($from_time, time(), $include_seconds);
+}