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www.mikescher.com/www/protected/models/EulerProblem.php

178 lines
5.9 KiB
PHP

<?php
/**
* This is the model class for table "{{eulerproblem}}".
*
* The followings are the available columns in table '{{eulerproblem}}':
* @property integer $Problemnumber
* @property string $Problemtitle
* @property string $Problemdescription
* @property string $Code
* @property string $Explanation
* @property integer $AbbreviatedCode
* @property string $SolutionSteps
* @property string $SolutionTime
* @property string $SolutionWidth
* @property string $SolutionHeight
* @property string $SolutionValue
*/
class EulerProblem extends CActiveRecord
{
const TIMELEVEL_PERFECT = 0;
const TIMELEVEL_GOOD = 1;
const TIMELEVEL_OK = 2;
const TIMELEVEL_BAD = 3;
const TIMELEVEL_FAIL = 4;
/**
* @return string the associated database table name
*/
public function tableName()
{
return '{{eulerproblem}}';
}
/**
* @return array validation rules for model attributes.
*/
public function rules()
{
// NOTE: you should only define rules for those attributes that
// will receive user inputs.
return array(
array('Problemnumber, Problemtitle, Problemdescription, Code, Explanation, AbbreviatedCode, SolutionSteps, SolutionTime, SolutionWidth, SolutionHeight, SolutionValue', 'required'),
array('AbbreviatedCode', 'numerical', 'integerOnly'=>true),
array('SolutionSteps, SolutionTime, SolutionValue', 'length', 'max'=>20),
array('Problemtitle', 'length', 'max'=>50),
array('Problemnumber, Problemtitle, Problemdescription, Code, Explanation, AbbreviatedCode, SolutionSteps, SolutionTime, SolutionValue', 'safe', 'on'=>'search'),
);
}
/**
* @return array relational rules.
*/
public function relations()
{
// NOTE: you may need to adjust the relation name and the related
// class name for the relations automatically generated below.
return array(
);
}
/**
* @return array customized attribute labels (name=>label)
*/
public function attributeLabels()
{
return array(
'Problemnumber' => 'Problemnumber',
'Problemtitle' => 'Problemtitle',
'Problemdescription' => 'Problemdescription',
'Code' => 'Code',
'Explanation' => 'Explanation',
'AbbreviatedCode' => 'Abbreviated Code',
'SolutionSteps' => 'Solution Steps',
'SolutionTime' => 'Solution Time',
'SolutionWidth' => 'Solution Width',
'SolutionHeight' => 'Solution Height',
'SolutionValue' => 'Solution Value',
);
}
/**
* Retrieves a list of models based on the current search/filter conditions.
*
* Typical usecase:
* - Initialize the model fields with values from filter form.
* - Execute this method to get CActiveDataProvider instance which will filter
* models according to data in model fields.
* - Pass data provider to CGridView, CListView or any similar widget.
*
* @return CActiveDataProvider the data provider that can return the models
* based on the search/filter conditions.
*/
public function search()
{
$criteria=new CDbCriteria;
$criteria->compare('Problemnumber',$this->Problemnumber);
$criteria->compare('Problemtitle',$this->Problemdescription,true);
$criteria->compare('Problemdescription',$this->Problemdescription,true);
$criteria->compare('Code',$this->Code,true);
$criteria->compare('Explanation',$this->Explanation,true);
$criteria->compare('AbbreviatedCode',$this->AbbreviatedCode);
$criteria->compare('SolutionSteps',$this->SolutionSteps,true);
$criteria->compare('SolutionTime',$this->SolutionTime,true);
$criteria->compare('SolutionWidth',$this->SolutionWidth);
$criteria->compare('SolutionHeight',$this->SolutionHeight);
$criteria->compare('SolutionValue',$this->SolutionValue,true);
return new CActiveDataProvider($this, array(
'criteria'=>$criteria,
));
}
/**
* Returns the static model of the specified AR class.
* Please note that you should have this exact method in all your CActiveRecord descendants!
* @param string $className active record class name.
* @return EulerProblem the static model class
*/
public static function model($className=__CLASS__)
{
return parent::model($className);
}
public function getSourcecodefile($absolute = true)
{
return ($absolute ? '/' : '') . 'data/blog/Befunge/Euler_Problem-' . str_pad($this->Problemnumber, 3, '0', STR_PAD_LEFT) . '.b93';
}
public function getTimeScore()
{
if ($this->SolutionTime < 100) // < 100ms
return EulerProblem::TIMELEVEL_PERFECT;
else if ($this->SolutionTime < 15 * 1000) // < 5s
return EulerProblem::TIMELEVEL_GOOD;
else if ($this->SolutionTime < 60 * 1000) // < 1min
return EulerProblem::TIMELEVEL_OK;
else if ($this->SolutionTime < 5 * 60 * 1000) // < 5min
return EulerProblem::TIMELEVEL_BAD;
else
return EulerProblem::TIMELEVEL_FAIL;
}
public function isBefunge93()
{
return $this->SolutionWidth <= 80 AND $this->SolutionHeight <= 25;
}
public function generateMarkdown()
{
$num_padded = str_pad($this->Problemnumber, 3, '0', STR_PAD_LEFT);
return
'Problem [' . $num_padded. '](http://projecteuler.net/problem=' . $num_padded . '): ' . $this->Problemtitle . PHP_EOL .
'--------' . PHP_EOL .
'' . PHP_EOL .
MsHelper::encloseLines($this->Problemdescription, '> ', '') . PHP_EOL .
'' . PHP_EOL .
'```befunge' . PHP_EOL .
$this->Code . PHP_EOL .
'```' . PHP_EOL .
'[Download](/data/blog/Befunge/Euler_Problem-' . $num_padded . '.b93)' . PHP_EOL .
'' . PHP_EOL .
$this->Explanation . PHP_EOL .
'' . PHP_EOL .
'**Interpreter steps:** `' . number_format($this->SolutionSteps, 0, null, ',') . '` ' . PHP_EOL .
'**Execution time** ([BefunExec](/programs/view/BefunGen)): `' . number_format($this->SolutionTime, 0, null, ',') . '` ms' . (($this->SolutionTime < 1000) ? (' ') : (' *(= ' . MsHelper::formatMilliseconds($this->SolutionTime) . ')* ')) . PHP_EOL .
'**Program size:** `' . $this->SolutionWidth . 'x' . $this->SolutionHeight . '` ' . PHP_EOL .
'**Solution:** `' . number_format($this->SolutionValue, 0, null, ',') . '` ';
}
}