diff --git a/tests/Xamin/HandlebarsTest.php b/tests/Xamin/HandlebarsTest.php index 0b32fc4..bf918da 100644 --- a/tests/Xamin/HandlebarsTest.php +++ b/tests/Xamin/HandlebarsTest.php @@ -438,29 +438,230 @@ class HandlebarsTest extends \PHPUnit_Framework_TestCase $this->setExpectedException('InvalidArgumentException'); $engine->getHelpers()->call('invalid', $engine->loadTemplate(''), new \Handlebars\Context(), '', ''); } - - public function testRegisterHelper() + + public function testRegisterHelper() { - $template = '{{#grand test "test2"}} In 1: {{test4}} {{#grand ../test \'test3\'}} In 2: {{test5}}{{#parent}} In 3: {{test6}} {{../../../test}}{{/parent}}{{/grand}}{{/grand}}'; - $vars = array('test' => 'Hello World'); - $expected = ' In 1: Hello World In 2: This is Test 5 In 3: This is Test 6 Hello World'; - - $loader = new \Handlebars\Loader\StringLoader(); + $loader = new \Handlebars\Loader\StringLoader(); $engine = new \Handlebars\Handlebars(array('loader' => $loader)); + //date_default_timezone_set('GMT'); - $engine->registerHelper('grand', function($test1, $test2, $options) { - return $options['fn'](array( - 'test4' => $test1, - 'test5' => 'This is Test 5' - )); - }); - - $engine->registerHelper('parent', function($options) { - return $options['fn'](array('test6' => 'This is Test 6')); - }); - - - $this->assertEquals($expected, $engine->render($template, $vars)); + //FIRST UP: some awesome helpers!! + + //translations + $translations = array( + 'hello' => 'bonjour', + 'my name is %s' => 'mon nom est %s', + 'how are your %s kids and %s' => 'comment sont les enfants de votre %s et %s' + ); + + //i18n + $engine->registerHelper('_', function($key) use ($translations) { + $args = func_get_args(); + $key = array_shift($args); + $options = array_pop($args); + + //make sure it's a string + $key = (string) $key; + + //by default the translation is the key + $translation = $key; + + //if there is a translation + if(isset($translations[$key])) { + //translate it + $translation = $translations[$key]; + } + + //if there are more arguments + if(!empty($args)) { + //it means the translations was + //something like 'Hello %s' + return vsprintf($translation, $args); + } + + //just return what we got + return $translation; + }); + + //create a better if helper + $engine->registerHelper('when', function($value1, $operator, $value2, $options) { + //make sure value 1 is scalar + if(is_object($value1) && method_exists($value1, '__toString')) { + $value1 = (string) $value1; + } + + //make sure operator is scalar + if(is_object($operator) && method_exists($operator, '__toString')) { + $operator = (string) $operator; + } + + //make sure value 2 is scalar + if(is_object($value2) && method_exists($value2, '__toString')) { + $value2 = (string) $value2; + } + + $valid = false; + //the amazing reverse switch! + switch (true) { + case $operator == 'eq' && $value1 == $value2: + case $operator == '==' && $value1 == $value2: + case $operator == 'req' && $value1 === $value2: + case $operator == '===' && $value1 === $value2: + case $operator == 'neq' && $value1 != $value2: + case $operator == '!=' && $value1 != $value2: + case $operator == 'rneq' && $value1 !== $value2: + case $operator == '!==' && $value1 !== $value2: + case $operator == 'lt' && $value1 < $value2: + case $operator == '<' && $value1 < $value2: + case $operator == 'lte' && $value1 <= $value2: + case $operator == '<=' && $value1 <= $value2: + case $operator == 'gt' && $value1 > $value2: + case $operator == '>' && $value1 > $value2: + case $operator == 'gte' && $value1 >= $value2: + case $operator == '>=' && $value1 >= $value2: + case $operator == 'and' && $value1 && $value2: + case $operator == '&&' && ($value1 && $value2): + case $operator == 'or' && ($value1 || $value2): + case $operator == '||' && ($value1 || $value2): + $valid = true; + break; + } + + if($valid) { + return $options['fn'](); + } + + return $options['inverse'](); + }); + + //a loop helper + $engine->registerHelper('loop', function($object, $options) { + //expected for subtemplates of this block to use + // {{value.profile_name}} vs {{profile_name}} + // {{key}} vs {{@index}} + + $i = 0; + $buffer = array(); + $total = count($object); + + //loop through the object + foreach($object as $key => $value) { + //call the sub template and + //add it to the buffer + $buffer[] = $options['fn'](array( + 'key' => $key, + 'value' => $value, + 'last' => ++$i === $total + )); + } + + return implode('', $buffer); + }); + + //array in + $engine->registerHelper('in', function(array $array, $key, $options) { + //make sure key is scalar + if(is_object($key) && method_exists($key, '__toString')) { + $key = (string) $key; + } + + if(in_array($key, $array)) { + return $options['fn'](); + } + + return $options['inverse'](); + }); + + //converts date formats to other formats + $engine->registerHelper('date', function($time, $format, $options) { + //make sure time is scalar + if(is_object($time) && method_exists($time, '__toString')) { + $time = (string) $time; + } + + //make sure format is scalar + if(is_object($format) && method_exists($format, '__toString')) { + $format = (string) $format; + } + + return date($format, strtotime($time)); + }); + + //nesting helpers, these don't really help anyone :) + $engine->registerHelper('nested1', function($test1, $test2, $options) { + return $options['fn'](array( + 'test4' => $test1, + 'test5' => 'This is Test 5' + )); + }); + + $engine->registerHelper('nested2', function($options) { + return $options['fn'](array('test6' => 'This is Test 6')); + }); + + //NEXT UP: some practical case studies + + //case 1 + $variable1 = array(); + $template1 = "{{_ 'hello'}}, {{_ 'my name is %s' 'Foo'}}! {{_ 'how are your %s kids and %s' '6' 'dog'}}?"; + $expected1 = 'bonjour, mon nom est Foo! comment sont les enfants de votre 6 et dog?'; + + //case 2 + $variable2 = array('gender' => 'female'); + $template2 = "Hello {{#when gender '===' 'male'}}sir{{else}}maam{{/when}}"; + $expected2 = 'Hello maam'; + + //case 3 + $variable3 = array('gender' => 'male'); + $template3 = "Hello {{#when gender '===' 'male'}}sir{{else}}maam{{/when}}"; + $expected3 = 'Hello sir'; + + //case 4 + $variable4 = array( + 'rows' => array( + array( + 'profile_name' => 'Jane Doe', + 'profile_created' => '2014-04-04 00:00:00' + ), + array( + 'profile_name' => 'John Doe', + 'profile_created' => '2015-01-21 00:00:00' + ) + ) + ); + $template4 = "{{#loop rows}}
  • {{value.profile_name}} - {{date value.profile_created 'M d'}}
    • {{/loop}}"; + $expected4 = '
  • Jane Doe - Apr 04
  • John Doe - Jan 21
    • '; + + //case 5 + $variable5 = $variable4; + $variable5['me'] = 'Jack Doe'; + $variable5['admins'] = array('Jane Doe', 'John Doe'); + $template5 = "{{#in admins me}}{{else}}No Access{{/in}}"; + $expected5 = 'No Access'; + + //case 6 + $variable6 = $variable5; + $variable6['me'] = 'Jane Doe'; + $template6 = $template5; + $expected6 = ''; + + //case 7 + $variable7 = array('test' => 'Hello World'); + $template7 = '{{#nested1 test "test2"}} ' + .'In 1: {{test4}} {{#nested1 ../test \'test3\'}} ' + .'In 2: {{test5}}{{#nested2}} ' + .'In 3: {{test6}} {{../../../test}}{{/nested2}}{{/nested1}}{{/nested1}}'; + $expected7 = ' In 1: Hello World In 2: This is Test 5 In 3: This is Test 6 Hello World'; + + //LAST UP: the actual testing + + $this->assertEquals($expected1, $engine->render($template1, $variable1)); + $this->assertEquals($expected2, $engine->render($template2, $variable2)); + $this->assertEquals($expected3, $engine->render($template3, $variable3)); + $this->assertEquals($expected4, $engine->render($template4, $variable4)); + $this->assertEquals($expected5, $engine->render($template5, $variable5)); + $this->assertEquals($expected6, $engine->render($template6, $variable6)); + $this->assertEquals($expected7, $engine->render($template7, $variable7)); } public function testInvalidHelperMustacheStyle()