1 | <?php |
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2 | /** |
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3 | * The Strangecode Codebase - a general application development framework for PHP |
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4 | * For details visit the project site: <http://trac.strangecode.com/codebase/> |
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5 | * Copyright 2001-2012 Strangecode, LLC |
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6 | * |
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7 | * This file is part of The Strangecode Codebase. |
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8 | * |
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9 | * The Strangecode Codebase is free software: you can redistribute it and/or |
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10 | * modify it under the terms of the GNU General Public License as published by the |
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11 | * Free Software Foundation, either version 3 of the License, or (at your option) |
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12 | * any later version. |
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13 | * |
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14 | * The Strangecode Codebase is distributed in the hope that it will be useful, but |
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15 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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16 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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17 | * details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License along with |
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20 | * The Strangecode Codebase. If not, see <http://www.gnu.org/licenses/>. |
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21 | */ |
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22 | |
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23 | /** |
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24 | * ScriptTimer.inc.php |
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25 | */ |
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26 | class ScriptTimer { |
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27 | |
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28 | public $time_format = '%.3f'; |
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29 | protected $_timing_start_times = array(); |
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30 | protected $_timing_stop_times = array(); |
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31 | protected $_timing_cumulative_times = array(); |
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32 | |
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33 | public function start($name='default') |
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34 | { |
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35 | $this->_timing_start_times[$name] = explode(' ', microtime()); |
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36 | } |
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37 | |
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38 | public function stop($name='default') |
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39 | { |
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40 | if (!isset($this->_timing_stop_times[$name]) || !isset($this->_timing_cumulative_times[$name])) { |
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41 | $this->_timing_stop_times[$name] = null; |
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42 | $this->_timing_cumulative_times[$name] = null; |
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43 | } |
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44 | $this->_timing_stop_times[$name] = explode(' ', microtime()); |
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45 | $this->_timing_cumulative_times[$name] += $this->getTime($name); |
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46 | } |
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47 | |
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48 | public function getTime($name='default') |
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49 | { |
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50 | if (!isset($this->_timing_start_times[$name])) { |
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51 | return 0; |
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52 | } |
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53 | if (!isset($this->_timing_stop_times[$name])) { |
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54 | $stop_time = explode(' ', microtime()); |
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55 | } else { |
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56 | $stop_time = $this->_timing_stop_times[$name]; |
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57 | } |
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58 | // Do the big numbers first so the small ones aren't lost. |
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59 | $current = $stop_time[1] - $this->_timing_start_times[$name][1]; |
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60 | $current += $stop_time[0] - $this->_timing_start_times[$name][0]; |
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61 | return $current; |
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62 | } |
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63 | |
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64 | public function printAll($sort_by_time=false) |
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65 | { |
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66 | $names = array_map('strlen', array_keys($this->_timing_start_times)); |
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67 | sort($names); |
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68 | $name_len = end($names); |
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69 | |
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70 | if ($sort_by_time) { |
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71 | arsort($this->_timing_cumulative_times, SORT_NUMERIC); |
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72 | } |
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73 | |
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74 | $this->_timing_cumulative_times['TOTAL'] = array_sum($this->_timing_cumulative_times); |
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75 | |
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76 | echo '<pre>'; |
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77 | foreach ($this->_timing_cumulative_times as $name => $time) { |
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78 | printf("\n%-{$name_len}s $this->time_format", $name, $time); |
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79 | } |
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80 | echo '</pre>'; |
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81 | } |
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82 | } |
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