| @@ 34-72 (lines=39) @@ | ||
| 31 | $this->prependChild($title); |
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| 32 | } |
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| 33 | ||
| 34 | protected function removeInvalidChildren(LoggerInterface $logger) |
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| 35 | { |
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| 36 | // "head" element must contain only metadata content elements. |
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| 37 | // "head" element must contain exactly one "title" element. |
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| 38 | // "head" element must contain either 0 or 1 "base" element. |
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| 39 | $titleCount = 0; |
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| 40 | $baseCount = 0; |
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| 41 | foreach ($this->children as $child) { |
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| 42 | if ($child instanceof NonParticipating) { |
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| 43 | continue; |
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| 44 | } |
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| 45 | ||
| 46 | if (!$child instanceof MetadataContent) { |
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| 47 | $logger->debug('Removing ' . $child . '. Only children of metadata content allowed.'); |
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| 48 | $this->removeChild($child); |
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| 49 | ||
| 50 | continue; |
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| 51 | } |
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| 52 | ||
| 53 | if ($child instanceof Title) { |
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| 54 | ++$titleCount; |
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| 55 | if ($titleCount > 1) { |
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| 56 | $logger->debug('Removing ' . $child . '. Only one "title" element allowed.'); |
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| 57 | $this->removeChild($child); |
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| 58 | ||
| 59 | continue; |
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| 60 | } |
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| 61 | } elseif ($child instanceof Base) { |
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| 62 | ++$baseCount; |
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| 63 | if ($baseCount > 1) { |
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| 64 | $logger->debug('Removing ' . $child . '. Maximum one "base" element allowed.'); |
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| 65 | ||
| 66 | $this->removeChild($child); |
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| 67 | ||
| 68 | continue; |
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| 69 | } |
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| 70 | } |
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| 71 | } |
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| 72 | } |
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| 73 | ||
| 74 | protected function removeInvalidSelf(LoggerInterface $logger) |
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| 75 | { |
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| @@ 76-111 (lines=36) @@ | ||
| 73 | } |
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| 74 | } |
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| 75 | ||
| 76 | protected function removeInvalidChildren(LoggerInterface $logger) |
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| 77 | { |
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| 78 | $bodyCount = 0; |
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| 79 | $headCount = 0; |
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| 80 | foreach ($this->children as $key => $child) { |
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| 81 | if ($child instanceof NonParticipating) { |
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| 82 | continue; |
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| 83 | } |
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| 84 | ||
| 85 | // Check for HEAD and BODY |
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| 86 | if ($child instanceof Head) { |
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| 87 | ++$headCount; |
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| 88 | ||
| 89 | // Remove extraneous HEAD elements. |
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| 90 | if ($headCount > 1) { |
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| 91 | $logger->debug('Removing ' . $child . '. Only one "head" element allowed.'); |
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| 92 | $this->removeChild($child); |
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| 93 | ||
| 94 | continue; |
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| 95 | } |
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| 96 | } elseif ($child instanceof Body) { |
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| 97 | ++$bodyCount; |
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| 98 | ||
| 99 | // Remove extraneous BODY elements. |
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| 100 | if ($bodyCount > 1) { |
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| 101 | $logger->debug('Removing ' . $child . '. Only one "body" element allowed.'); |
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| 102 | $this->removeChild($child); |
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| 103 | ||
| 104 | continue; |
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| 105 | } |
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| 106 | } else { |
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| 107 | $logger->debug('Removing ' . $child . '. Only "head" or "body" elements are allowed as "html" element children.'); |
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| 108 | $this->removeChild($child); |
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| 109 | } |
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| 110 | } |
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| 111 | } |
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| 112 | ||
| 113 | protected function removeInvalidSelf(LoggerInterface $logger) |
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| 114 | { |
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