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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| <?php | ||
|
|
||
| namespace EditormdApp; | ||
|
|
||
| use League\HTMLToMarkdown\Converter\ConverterInterface; | ||
| use League\HTMLToMarkdown\ElementInterface; | ||
|
|
||
| class HTMLToMarkdownCodeConverter implements ConverterInterface { | ||
| /** | ||
| * @param ElementInterface $element | ||
| * | ||
| * @return string | ||
| */ | ||
| public function convert(ElementInterface $element) { | ||
| $language = ''; | ||
|
|
||
| // Checking for language class on the code block | ||
| $classes = $element->getAttribute('class'); | ||
|
|
||
| if ($classes) { | ||
| // Since tags can have more than one class, we need to find the one that starts with 'language-' | ||
| $classes = explode(' ', $classes); | ||
| foreach ($classes as $class) { | ||
| if (strpos($class, 'language-') !== false) { | ||
| // Found one, save it as the selected language and stop looping over the classes. | ||
| $language = str_replace('language-', '', $class); | ||
| break; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| $markdown = ''; | ||
| $code = html_entity_decode($element->getChildrenAsString()); | ||
|
|
||
| // In order to remove the code tags we need to search for them and, in the case of the opening tag | ||
| // use a regular expression to find the tag and the other attributes it might have | ||
| $code = preg_replace('/<code\b[^>]*>/', '', $code); | ||
| $code = str_replace('</code>', '', $code); | ||
|
|
||
| // Checking if it's a code block or span | ||
| if ($this->shouldBeBlock($element, $code)) { | ||
| // Code block detected, newlines will be added in parent | ||
| // $markdown .= '```' . $language . "\n" . $code . "\n" . '```'; | ||
| $markdown .= '```' . $language . "\n" . $code . "" . '```'; | ||
| } else { | ||
| // One line of code, wrapping it on one backtick, removing new lines | ||
| $markdown .= '`' . preg_replace('/\r\n|\r|\n/', '', $code) . '`'; | ||
| } | ||
|
|
||
| return $markdown; | ||
| } | ||
|
|
||
| /** | ||
| * @return string[] | ||
| */ | ||
| public function getSupportedTags() { | ||
| return array('code'); | ||
| } | ||
|
|
||
| /** | ||
| * @param ElementInterface $element | ||
| * @param string $code | ||
| * | ||
| * @return bool | ||
| */ | ||
| private function shouldBeBlock(ElementInterface $element, $code) { | ||
| if ($element->getParent()->getTagName() == 'pre') { | ||
| return true; | ||
| } | ||
|
|
||
| if (preg_match('/[^\s]` `/', $code)) { | ||
| return true; | ||
| } | ||
|
|
||
| return false; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| <?php | ||
|
|
||
| namespace EditormdApp; | ||
|
|
||
| use League\HTMLToMarkdown\Converter\ConverterInterface; | ||
| use League\HTMLToMarkdown\ElementInterface; | ||
|
|
||
| class HTMLToMarkdownTableConverter implements ConverterInterface | ||
| { | ||
| /** | ||
| * @param ElementInterface $element | ||
| * | ||
| * @return string | ||
| */ | ||
| public function convert(ElementInterface $element) | ||
| { | ||
| switch ($element->getTagName()) { | ||
| case 'tr': | ||
| $line = []; | ||
| $i = 1; | ||
| foreach ($element->getChildren() as $td) { | ||
| $i++; | ||
| $v = $td->getValue(); | ||
| $v = trim($v); | ||
| if ($i % 2 === 0 || $v !== '') { | ||
| $line[] = $v; | ||
| } | ||
| } | ||
| return '| ' . implode(' | ', $line) . " |\n"; | ||
|
|
||
| case 'td': | ||
| case 'th': | ||
| return trim($element->getValue()); | ||
|
|
||
| case 'tbody': | ||
| return trim($element->getValue()); | ||
|
|
||
| case 'thead': | ||
| $headerLine = reset($element->getChildren())->getValue(); | ||
| $headers = explode(' | ', trim(trim($headerLine, "\n"), '|')); | ||
|
|
||
| $hr = []; | ||
| foreach ($headers as $td) { | ||
| $length = strlen(trim($td)) + 2; | ||
| $hr[] = str_repeat('-', $length > 3 ? $length : 3); | ||
| } | ||
| $hr = '|' . implode('|', $hr) . '|'; | ||
|
|
||
| return $headerLine . $hr . "\n"; | ||
| case 'table': | ||
| $inner = $element->getValue(); | ||
| if (strpos($inner, '-----') === false) { | ||
| $inner = explode("\n", $inner); | ||
| $single = explode(' | ', trim($inner[0], '|')); | ||
| $hr = []; | ||
| foreach ($single as $td) { | ||
| $length = strlen(trim($td)) + 2; | ||
| $hr[] = str_repeat('-', $length > 3 ? $length : 3); | ||
| } | ||
| $hr = '|' . implode('|', $hr) . '|'; | ||
| array_splice($inner, 1, 0, $hr); | ||
| $inner = implode("\n", $inner); | ||
| } | ||
| return trim($inner) . "\n\n"; | ||
| } | ||
| return $element->getValue(); | ||
| } | ||
|
|
||
| /** | ||
| * @return string[] | ||
| */ | ||
| public function getSupportedTags() | ||
| { | ||
| return array('table', 'tr', 'thead', 'td', 'tbody'); | ||
| } | ||
| } |
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