From c261148291c551f76d11227ac9ea883f5074d242 Mon Sep 17 00:00:00 2001
From: david <darranz@rodax-software.com>
Date: Thu, 1 Mar 2012 20:15:36 +0000
Subject: [PATCH] - Componente para convertir fechas en cadenas - Uso en grid
 de Usuario.

git-svn-id: https://192.168.0.254/svn/Proyectos.Incam_IntranetNueva/trunk@22 77cfc57b-8ef4-1849-9df6-4a38aa5da120
---
 www/protected/components/Time.php     | 264 ++++++++++++++++++++++++++
 www/protected/views/usuario/index.php |   2 +-
 2 files changed, 265 insertions(+), 1 deletion(-)
 create mode 100644 www/protected/components/Time.php

diff --git a/www/protected/components/Time.php b/www/protected/components/Time.php
new file mode 100644
index 0000000..863f259
--- /dev/null
+++ b/www/protected/components/Time.php
@@ -0,0 +1,264 @@
+<?php
+class Time {
+	/**
+	* Returns a nicely formatted date string for given Datetime string.
+	*
+	* @param string $dateString Datetime string
+	* @param int $format Format of returned date
+	* @return string Formatted date string
+	*/
+	public static function nice($dateString = null, $format = 'D, M jS Y, H:i') {
+
+		$date = ($dateString == null) ? time() : strtotime($dateString);
+		return date($format, $date);
+	}
+	
+	/**
+	* Returns a formatted descriptive date string for given datetime string.
+	*
+	* If the given date is today, the returned string could be "Today, 6:54 pm".
+	* If the given date was yesterday, the returned string could be "Yesterday, 6:54 pm".
+	* If $dateString's year is the current year, the returned string does not
+	* include mention of the year.
+	*
+	* @param string $dateString Datetime string or Unix timestamp
+	* @return string Described, relative date string
+	*/
+	public static function niceShort($dateString = null) {
+		$date = ($dateString == null) ? time() : strtotime($dateString);
+		
+		$y = (self::isThisYear($date)) ? '' : ' Y';
+
+		if (self::isToday($date)) {
+			$ret = sprintf('Hoy, %s', date("g:i a", $date));
+		} elseif (self::wasYesterday($date)) {
+			$ret = sprintf('Ayer, %s', date("g:i a", $date));
+		} else {
+			$ret = date("M jS{$y}, H:i", $date);
+		}
+
+		return $ret;
+	}
+	
+	/**
+	* Returns true if given date is today.
+	*
+	* @param string $date Unix timestamp
+	* @return boolean True if date is today
+	*/
+	public static function isToday($date) {
+		return date('Y-m-d', $date) == date('Y-m-d', time());
+	}
+	
+	/**
+	* Returns true if given date was yesterday
+	*
+	* @param string $date Unix timestamp
+	* @return boolean True if date was yesterday
+	*/
+	public static function wasYesterday($date) {
+		return date('Y-m-d', $date) == date('Y-m-d', strtotime('yesterday'));
+	}
+	
+	/**
+	* Returns true if given date is in this year
+	*
+	* @param string $date Unix timestamp
+	* @return boolean True if date is in this year
+	*/
+	public static function isThisYear($date) {
+		return date('Y', $date) == date('Y', time());
+	}
+	
+	/**
+	* Returns true if given date is in this week
+	*
+	* @param string $date Unix timestamp
+	* @return boolean True if date is in this week
+	*/
+	public static function isThisWeek($date) {
+		return date('W Y', $date) == date('W Y', time());
+	}
+	
+	/**
+	* Returns true if given date is in this month
+	*
+	* @param string $date Unix timestamp
+	* @return boolean True if date is in this month
+	*/
+	public static function isThisMonth($date) {
+		return date('m Y',$date) == date('m Y', time());
+	}
+	
+	/**
+	* Returns either a relative date or a formatted date depending
+	* on the difference between the current time and given datetime.
+	* $datetime should be in a <i>strtotime</i>-parsable format, like MySQL's datetime datatype.
+	*
+	* Options:
+	*  'format' => a fall back format if the relative time is longer than the duration specified by end
+	*  'end' =>  The end of relative time telling
+	*
+	* Relative dates look something like this:
+	*	3 weeks, 4 days ago
+	*	15 seconds ago
+	* Formatted dates look like this:
+	*	on 02/18/2004
+	*
+	* The returned string includes 'ago' or 'on' and assumes you'll properly add a word
+	* like 'Posted ' before the function output.
+	*
+	* @param string $dateString Datetime string
+	* @param array $options Default format if timestamp is used in $dateString
+	* @return string Relative time string.
+	*/
+	function timeAgoInWords($dateTime, $options = array()) {
+		$now = time();
+
+		$inSeconds = strtotime($dateTime);
+		$backwards = ($inSeconds > $now);
+
+		$format = 'j/n/y';
+		$end = '+1 month';
+
+		if (is_array($options)) {
+			if (isset($options['format'])) {
+				$format = $options['format'];
+				unset($options['format']);
+			}
+			if (isset($options['end'])) {
+				$end = $options['end'];
+				unset($options['end']);
+			}
+		} else {
+			$format = $options;
+		}
+
+		if ($backwards) {
+			$futureTime = $inSeconds;
+			$pastTime = $now;
+		} else {
+			$futureTime = $now;
+			$pastTime = $inSeconds;
+		}
+		$diff = $futureTime - $pastTime;
+
+		// If more than a week, then take into account the length of months
+		if ($diff >= 604800) {
+			$current = array();
+			$date = array();
+
+			list($future['H'], $future['i'], $future['s'], $future['d'], $future['m'], $future['Y']) = explode('/', date('H/i/s/d/m/Y', $futureTime));
+
+			list($past['H'], $past['i'], $past['s'], $past['d'], $past['m'], $past['Y']) = explode('/', date('H/i/s/d/m/Y', $pastTime));
+			$years = $months = $weeks = $days = $hours = $minutes = $seconds = 0;
+
+			if ($future['Y'] == $past['Y'] && $future['m'] == $past['m']) {
+				$months = 0;
+				$years = 0;
+			} else {
+				if ($future['Y'] == $past['Y']) {
+					$months = $future['m'] - $past['m'];
+				} else {
+					$years = $future['Y'] - $past['Y'];
+					$months = $future['m'] + ((12 * $years) - $past['m']);
+
+					if ($months >= 12) {
+						$years = floor($months / 12);
+						$months = $months - ($years * 12);
+					}
+
+					if ($future['m'] < $past['m'] && $future['Y'] - $past['Y'] == 1) {
+						$years --;
+					}
+				}
+			}
+
+			if ($future['d'] >= $past['d']) {
+				$days = $future['d'] - $past['d'];
+			} else {
+				$daysInPastMonth = date('t', $pastTime);
+				$daysInFutureMonth = date('t', mktime(0, 0, 0, $future['m'] - 1, 1, $future['Y']));
+
+				if (!$backwards) {
+					$days = ($daysInPastMonth - $past['d']) + $future['d'];
+				} else {
+					$days = ($daysInFutureMonth - $past['d']) + $future['d'];
+				}
+
+				if ($future['m'] != $past['m']) {
+					$months --;
+				}
+			}
+
+			if ($months == 0 && $years >= 1 && $diff < ($years * 31536000)) {
+				$months = 11;
+				$years --;
+			}
+
+			if ($months >= 12) {
+				$years = $years + 1;
+				$months = $months - 12;
+			}
+
+			if ($days >= 7) {
+				$weeks = floor($days / 7);
+				$days = $days - ($weeks * 7);
+			}
+		} else {
+			$years = $months = $weeks = 0;
+			$days = floor($diff / 86400);
+
+			$diff = $diff - ($days * 86400);
+
+			$hours = floor($diff / 3600);
+			$diff = $diff - ($hours * 3600);
+
+			$minutes = floor($diff / 60);
+			$diff = $diff - ($minutes * 60);
+			$seconds = $diff;
+		}
+		$relativeDate = '';
+		$diff = $futureTime - $pastTime;
+
+		if ($diff > abs($now - strtotime($end))) {
+			$relativeDate = sprintf('on %s', date($format, $inSeconds));
+		} else {
+			if ($years > 0) {
+				// years and months and days
+				$relativeDate .= ($relativeDate ? ', ' : '') . $years . ' ' . ($years==1 ? 'año':'años');
+				$relativeDate .= $months > 0 ? ($relativeDate ? ', ' : '') . $months . ' ' . ($months==1 ? 'mes':'meses') : '';
+				$relativeDate .= $weeks > 0 ? ($relativeDate ? ', ' : '') . $weeks . ' ' . ($weeks==1 ? 'semana':'semanas') : '';
+				$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . ($days==1 ? 'día':'días') : '';
+			} elseif (abs($months) > 0) {
+				// months, weeks and days
+				$relativeDate .= ($relativeDate ? ', ' : '') . $months . ' ' . ($months==1 ? 'mes':'meses');
+				$relativeDate .= $weeks > 0 ? ($relativeDate ? ', ' : '') . $weeks . ' ' . ($weeks==1 ? 'semana':'semanas') : '';
+				$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . ($days==1 ? 'día':'días') : '';
+			} elseif (abs($weeks) > 0) {
+				// weeks and days
+				$relativeDate .= ($relativeDate ? ', ' : '') . $weeks . ' ' . ($weeks==1 ? 'semana':'semanas');
+				$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . ($days==1 ? 'día':'días') : '';
+			} elseif (abs($days) > 0) {
+				// days and hours
+				$relativeDate .= ($relativeDate ? ', ' : '') . $days . ' ' . ($days==1 ? 'día':'días');
+				$relativeDate .= $hours > 0 ? ($relativeDate ? ', ' : '') . $hours . ' ' . ($hours==1 ? 'hora':'horas') : '';
+			} elseif (abs($hours) > 0) {
+				// hours and minutes
+				$relativeDate .= ($relativeDate ? ', ' : '') . $hours . ' ' . ($hours==1 ? 'hora':'horas');
+				$relativeDate .= $minutes > 0 ? ($relativeDate ? ', ' : '') . $minutes . ' ' . ($minutes==1 ? 'minuto':'minutos') : '';
+			} elseif (abs($minutes) > 0) {
+				// minutes only
+				$relativeDate .= ($relativeDate ? ', ' : '') . $minutes . ' ' . ($minutes==1 ? 'minuto':'minutos');
+			} else {
+				// seconds only
+				$relativeDate .= ($relativeDate ? ', ' : '') . $seconds . ' ' . ($seconds==1 ? 'segundo':'segundos');
+			}
+
+			if (!$backwards) {
+				$relativeDate = sprintf('Hace %s', $relativeDate);
+			}
+		}
+		return $relativeDate;
+	}
+}
\ No newline at end of file
diff --git a/www/protected/views/usuario/index.php b/www/protected/views/usuario/index.php
index 13ab0b3..0774911 100644
--- a/www/protected/views/usuario/index.php
+++ b/www/protected/views/usuario/index.php
@@ -97,7 +97,7 @@ or <b>=</b>) at the beginning of each of your search values to specify how the c
             array(
                 'type' => 'raw',
                 'name' => 'last_login_time',            
-                'value' => '($data->last_login_time === NULL) ? CHtml::tag("span", array("class"=>"nodata"), "Nunca") : $data->last_login_time;',
+                'value' => '($data->last_login_time === NULL) ? CHtml::tag("span", array("class"=>"nodata"), "Nunca") : Time::timeAgoInWords($data->last_login_time);',
                 'headerHtmlOptions'=>array(
                     'class' => 'head1', 
                 ),