/**
* Test the css_is_width function
*/
public function test_css_is_width() {
$this->assertTrue(css_is_width('0'));
$this->assertTrue(css_is_width('0px'));
$this->assertTrue(css_is_width('0em'));
$this->assertTrue(css_is_width('199px'));
$this->assertTrue(css_is_width('199em'));
$this->assertTrue(css_is_width('199%'));
$this->assertTrue(css_is_width('-1'));
$this->assertTrue(css_is_width('-1px'));
$this->assertTrue(css_is_width('auto'));
$this->assertTrue(css_is_width('inherit'));
$this->assertFalse(css_is_width('-'));
$this->assertFalse(css_is_width('bananas'));
$this->assertFalse(css_is_width(''));
$this->assertFalse(css_is_width('top'));
}
/**
* Initialises a background style
*
* @param type $value The value of the style
* @return array An array of background component.
*/
public static function init($value)
{
// colour - image - repeat - attachment - position
$imageurl = null;
if (preg_match('#url\\(([^\\)]+)\\)#', $value, $matches)) {
$imageurl = trim($matches[1]);
$value = str_replace($matches[1], '', $value);
}
$value = preg_replace('#\\s+#', ' ', $value);
$bits = explode(' ', $value);
$repeats = array('repeat', 'repeat-x', 'repeat-y', 'no-repeat', 'inherit');
$attachments = array('scroll', 'fixed', 'inherit');
$return = array();
$unknownbits = array();
if (count($bits) > 0 && css_is_colour(reset($bits))) {
$return[] = new css_style_backgroundcolor('background-color', array_shift($bits));
}
if (count($bits) > 0 && preg_match('#(none|inherit|url\\(\\))#', reset($bits))) {
$image = array_shift($bits);
if ($image == 'url()') {
$image = "url({$imageurl})";
}
$return[] = new css_style_backgroundimage('background-image', $image);
}
if (count($bits) > 0 && in_array(reset($bits), $repeats)) {
$return[] = new css_style_backgroundrepeat('background-repeat', array_shift($bits));
}
if (count($bits) > 0 && in_array(reset($bits), $attachments)) {
// scroll , fixed, inherit
$return[] = new css_style_backgroundattachment('background-attachment', array_shift($bits));
}
if (count($bits) > 0) {
$widthbits = array();
foreach ($bits as $bit) {
if (in_array($bit, array('top', 'left', 'bottom', 'right', 'center')) || css_is_width($bit)) {
$widthbits[] = $bit;
} else {
$unknownbits[] = $bit;
}
}
$return[] = new css_style_backgroundposition('background-position', join(' ', $widthbits));
}
if (count($unknownbits)) {
foreach ($unknownbits as $bit) {
if (css_is_colour($bit)) {
$return[] = new css_style_backgroundcolor('background-color', $bit);
} else {
if (in_array($bit, $repeats)) {
$return[] = new css_style_backgroundrepeat('background-repeat', $bit);
} else {
if (in_array($bit, $attachments)) {
$return[] = new css_style_backgroundattachment('background-attachment', $bit);
}
}
}
}
}
return $return;
}
/**
* Cleans the given value and returns it.
*
* @param string $value
* @return string
*/
protected function clean_value($value)
{
$allowed = array('left', 'right', 'none', 'inherit');
if (!css_is_width($value) && !in_array($value, $allowed)) {
$this->set_error('Invalid float value specified: ' . $value);
}
return trim($value);
}
/**
* Test the css_is_width function.
*/
public function test_css_is_width()
{
$this->assertTrue(css_is_width('0'));
$this->assertTrue(css_is_width('0px'));
$this->assertTrue(css_is_width('0em'));
$this->assertTrue(css_is_width('199px'));
$this->assertTrue(css_is_width('199em'));
$this->assertTrue(css_is_width('199%'));
$this->assertTrue(css_is_width('-1px'));
$this->assertTrue(css_is_width('auto'));
$this->assertTrue(css_is_width('inherit'));
// Valid widths but missing their unit specifier.
$this->assertFalse(css_is_width('0.75'));
$this->assertFalse(css_is_width('3'));
$this->assertFalse(css_is_width('-1'));
// Totally invalid widths.
$this->assertFalse(css_is_width('-'));
$this->assertFalse(css_is_width('bananas'));
$this->assertFalse(css_is_width(''));
$this->assertFalse(css_is_width('top'));
}
/**
* Test the css_is_width function.
*/
public function test_css_is_width()
{
$debugstr = 'css_is_width() is deprecated without a replacement. Please copy the implementation ' . 'into your plugin if you need this functionality.';
$this->assertTrue(css_is_width('0'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('0px'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('0em'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('199px'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('199em'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('199%'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('-1px'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('auto'));
$this->assertDebuggingCalled($debugstr);
$this->assertTrue(css_is_width('inherit'));
$this->assertDebuggingCalled($debugstr);
// Valid widths but missing their unit specifier.
$this->assertFalse(css_is_width('0.75'));
$this->assertDebuggingCalled($debugstr);
$this->assertFalse(css_is_width('3'));
$this->assertDebuggingCalled($debugstr);
$this->assertFalse(css_is_width('-1'));
$this->assertDebuggingCalled($debugstr);
// Totally invalid widths.
$this->assertFalse(css_is_width('-'));
$this->assertDebuggingCalled($debugstr);
$this->assertFalse(css_is_width('bananas'));
$this->assertDebuggingCalled($debugstr);
$this->assertFalse(css_is_width(''));
$this->assertDebuggingCalled($debugstr);
$this->assertFalse(css_is_width('top'));
$this->assertDebuggingCalled($debugstr);
}
