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BUGFIX Improved DocumentationParser to avoid empty lines in pre tags, deal with normal markdown code blocks, and html encode lines within pre tags

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This commit is contained in:
Ingo Schommer 2011-01-10 10:59:22 +00:00
parent 4abf31e8d0
commit 255f5de162
3 changed files with 32 additions and 8 deletions
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24
code/DocumentationParser.php
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@ -54,17 +54,29 @@ class DocumentationParser {
$lines = split("\n", $md);
foreach($lines as $i => $line) {
if(preg_match('/^\t*:::\s*(.*)/', $line, $matches)) {
// first line
if(!$started && preg_match('/^\t*:::\s*(.*)/', $line, $matches)) {
// first line with custom formatting
$started = true;
$lines[$i] = sprintf('<pre class="brush: %s">', $matches[1]);
} elseif($started && preg_match('/^\t(.*)/', $line, $matches)) {
// remove first tab (subsequent tabs are part of the code)
$lines[$i] = $matches[1];
} elseif(preg_match('/^\t(.*)/', $line, $matches)) {
// inner line of ::: block, or first line of standard markdown code block
// regex removes first tab (any following tabs are part of the code).
$lines[$i] = ($started) ? '' : '<pre>' . "\n";
$lines[$i] .= htmlentities($matches[1], ENT_COMPAT, 'UTF-8');
$inner = true;
$started = true;
} elseif($started && $inner) {
// remove any previous blank lines
$j = $i-1;
while(isset($lines[$j]) && preg_match('/^[\t\s]*$/', $lines[$j])) {
unset($lines[$j]);
$j--;
}
// last line, close pre
$lines[$i] = '</pre>' . "\n" . $line;
$lines[$i] = '</pre>' . "\n\n" . $line;
// reset state
$started = $inner = false;
}
}

13
tests/DocumentationParserTest.php
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@ -17,10 +17,21 @@ code block
with multiple
lines
and tab indent
and escaped &lt; brackets
</pre>
Normal text after code block
HTML;
$this->assertContains($expected, $result);
$this->assertContains($expected, $result, 'Custom code blocks with ::: prefix');
$expected = <<<HTML
<pre>
code block
without formatting prefix
</pre>
HTML;
$this->assertContains($expected, $result, 'Traditional markdown code blocks');
}
function testImageRewrites() {

3
tests/docs/en/test.md
View File

@ -16,7 +16,8 @@ test
with multiple
lines
and tab indent
and escaped < brackets
Normal text after code block
code block