php times

getCurrentMonth.php

<?php

$now = time();

$curMonth = date('n');
$curYear  = date('Y');

if ($curMonth == 12) {
  $currentMonthEnds = mktime(0, 0, 0, 1, 1, $curYear+1);
} else {
  $currentMonthEnds = mktime(0, 0, 0, $curMonth+1, 1, $curYear);
}

echo date("Y-m-d H:i:s", $currentMonthEnds);

getCurrentWe.php

<?php

$now = time();

## Identifying current WE

// Next saturday begins
echo date( "Y-m-d H:i:s", strtotime( "next saturday" ) );

// Next sunday ends
echo date( "Y-m-d H:i:s", strtotime( "next monday" ) );

// Checking if the WE is already begins
if(strtotime( "next saturday" ) > strtotime( "next monday" ) ) {
  // Or NO, it's already weekend
  $weBegins = $now;
  $weEnds = strtotime( "next monday" );
} else {
  $weBegins = strtotime( "next saturday" );
  $weEnds = strtotime( "next monday" );
}

getCurrentWeek.php

<?php

$now = time();

## Identifying current week

// Next sunday ends
echo date( "Y-m-d H:i:s", strtotime( "next monday" ) );
// Checking if the WE is already begins
$weekBegins = $now;
$weekEnds = strtotime( "next monday" );

getNextMonths.php

<?php

date_default_timezone_set("Europe/Paris");

$now = time();

$curMonth = date('n');
$curYear  = date('Y');

if ($curMonth == 12) {
  $currentMonthEnds = mktime(0, 0, 0, 1, 1, $curYear+1);
} else {
  $currentMonthEnds = mktime(0, 0, 0, $curMonth+1, 1, $curYear);
}

echo date("Y-m-d H:i:s", $currentMonthEnds);

$nextMonthEnds = strtotime("+7 month first day midnight");