natepage /
easy-html-element
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| 1 | <?php |
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| 2 | |||
| 3 | namespace NatePage\EasyHtmlElement; |
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| 4 | |||
| 5 | use HtmlGenerator\HtmlTag; |
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| 6 | use HtmlGenerator\Markup; |
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| 7 | |||
| 8 | class Element implements ElementInterface |
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| 9 | { |
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| 10 | /** @var string */ |
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| 11 | protected $type; |
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| 12 | |||
| 13 | /** @var string */ |
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| 14 | protected $text; |
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| 15 | |||
| 16 | /** @var array */ |
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| 17 | protected $attributes; |
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| 18 | |||
| 19 | /** @var array */ |
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| 20 | protected $children; |
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| 21 | |||
| 22 | /** @var ElementInterface */ |
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| 23 | protected $parent; |
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| 24 | |||
| 25 | public function __construct($type = null, $text = null, array $attributes = array(), array $children = array()) |
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| 26 | { |
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| 27 | $this->setType($type); |
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| 28 | $this->setText($text); |
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| 29 | $this->setChildren($children); |
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| 30 | |||
| 31 | $this->attributes = $attributes; |
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| 32 | } |
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| 33 | |||
| 34 | public function __toString() |
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| 35 | { |
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| 36 | return (string) $this->renderRoot(); |
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| 37 | } |
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| 38 | |||
| 39 | /** |
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| 40 | * {@inheritdoc} |
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| 41 | */ |
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| 42 | public function setType($type = null) |
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| 43 | { |
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| 44 | if(null !== $type){ |
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| 45 | $this->type = $type; |
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| 46 | } |
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| 47 | |||
| 48 | return $this; |
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| 49 | } |
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| 50 | |||
| 51 | /** |
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| 52 | * {@inheritdoc} |
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| 53 | */ |
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| 54 | public function getType() |
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| 55 | { |
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| 56 | return $this->type; |
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| 57 | } |
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| 58 | |||
| 59 | /** |
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| 60 | * {@inheritdoc} |
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| 61 | */ |
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| 62 | public function setText($text = null) |
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| 63 | { |
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| 64 | if(null != $text){ |
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| 65 | $this->text = $text; |
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| 66 | } |
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| 67 | |||
| 68 | return $this; |
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| 69 | } |
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| 70 | |||
| 71 | /** |
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| 72 | * {@inheritdoc} |
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| 73 | */ |
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| 74 | public function getText() |
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| 75 | { |
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| 76 | return $this->text; |
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| 77 | } |
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| 78 | |||
| 79 | /** |
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| 80 | * {@inheritdoc} |
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| 81 | */ |
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| 82 | public function addAttribute($key, $value) |
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| 83 | { |
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| 84 | $this->attributes[$key] = $value; |
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| 85 | |||
| 86 | return $this; |
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| 87 | } |
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| 88 | |||
| 89 | /** |
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| 90 | * {@inheritdoc} |
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| 91 | */ |
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| 92 | public function addAttributes(array $attributes) |
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| 93 | { |
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| 94 | foreach($attributes as $key => $value){ |
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| 95 | $this->addAttribute($key, $value); |
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| 96 | } |
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| 97 | |||
| 98 | return $this; |
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| 99 | } |
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| 100 | |||
| 101 | /** |
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| 102 | * {@inheritdoc} |
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| 103 | */ |
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| 104 | public function setAttributes(array $attributes = array()) |
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| 105 | { |
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| 106 | $this->attributes = $attributes; |
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| 107 | |||
| 108 | return $this; |
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| 109 | } |
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| 110 | |||
| 111 | /** |
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| 112 | * {@inheritdoc} |
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| 113 | */ |
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| 114 | public function getAttributes() |
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| 115 | { |
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| 116 | return $this->attributes; |
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| 117 | } |
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| 118 | |||
| 119 | /** |
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| 120 | * {@inheritdoc} |
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| 121 | */ |
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| 122 | public function addChild(ElementInterface $child) |
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| 123 | { |
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| 124 | $this->children[] = $child; |
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| 125 | |||
| 126 | $child->setParent($this); |
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| 127 | |||
| 128 | return $this; |
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| 129 | } |
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| 130 | |||
| 131 | /** |
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| 132 | * {@inheritdoc} |
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| 133 | */ |
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| 134 | public function addChildren(array $children) |
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| 135 | { |
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| 136 | foreach($children as $child){ |
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| 137 | $this->addChild($child); |
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| 138 | } |
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| 139 | |||
| 140 | return $this; |
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| 141 | } |
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| 142 | |||
| 143 | /** |
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| 144 | * {@inheritdoc} |
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| 145 | */ |
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| 146 | public function setChildren(array $children = array()) |
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| 147 | { |
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| 148 | $this->children = array(); |
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| 149 | |||
| 150 | $this->addChildren($children); |
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| 151 | |||
| 152 | return $this; |
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| 153 | } |
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| 154 | |||
| 155 | /** |
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| 156 | * {@inheritdoc} |
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| 157 | */ |
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| 158 | public function getChildren() |
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| 159 | { |
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| 160 | return $this->children; |
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| 161 | } |
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| 162 | |||
| 163 | /** |
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| 164 | * {@inheritdoc} |
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| 165 | */ |
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| 166 | public function setParent(ElementInterface $parent = null) |
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| 167 | { |
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| 168 | $this->parent = $parent; |
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| 169 | |||
| 170 | return $this; |
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| 171 | } |
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| 172 | |||
| 173 | /** |
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| 174 | * {@inheritdoc} |
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| 175 | */ |
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| 176 | public function getParent() |
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| 177 | { |
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| 178 | return $this->parent; |
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| 179 | } |
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| 180 | |||
| 181 | /** |
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| 182 | * {@inheritdoc} |
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| 183 | */ |
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| 184 | public function renderRoot() |
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| 185 | { |
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| 186 | return null !== $this->parent ? $this->parent->renderRoot() : $this->render(); |
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| 187 | } |
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| 188 | |||
| 189 | /** |
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| 190 | * {@inheritdoc} |
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| 191 | */ |
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| 192 | public function render(Markup $root = null) |
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| 193 | { |
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| 194 | $type = $this->type; |
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| 195 | $attributes = $this->attributes; |
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| 196 | |||
| 197 | $element = null === $root ? HtmlTag::createElement($type) : $root->addElement($type); |
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| 198 | $element->text($this->text); |
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| 199 | |||
| 200 | $this->renderAttributes($element, $attributes); |
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| 201 | $this->renderChildren($element); |
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| 202 | |||
| 203 | return $element; |
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| 204 | } |
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| 205 | |||
| 206 | /** |
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| 207 | * Render element children. |
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| 208 | * |
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| 209 | * @param Markup $root |
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| 210 | */ |
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| 211 | private function renderChildren(Markup $root) |
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| 212 | { |
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| 213 | foreach($this->children as $child){ |
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| 214 | $child->render($root); |
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| 215 | } |
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| 216 | } |
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| 217 | |||
| 218 | /** |
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| 219 | * Set Markup element attributes. |
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| 220 | * |
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| 221 | * @param Markup $element |
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| 222 | * @param array $attributes |
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| 223 | */ |
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| 224 | private function renderAttributes(Markup $element, array $attributes) |
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| 225 | { |
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| 226 | foreach($attributes as $attr => $value){ |
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| 227 | if(is_array($value)){ |
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| 228 | $glue = 'style' == $attr ? '; ' : ' '; |
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| 229 | $value = implode($glue, $value); |
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| 230 | } |
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| 231 | |||
| 232 | if(null !== $value){ |
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| 233 | $element->set($attr, $value); |
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| 234 | } |
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| 235 | } |
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| 236 | } |
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| 237 | } |
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| 238 |