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Lines 36-46
class CitationListTokenizerFilter extends Filter {
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function &process(&$input) { |
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function &process(&$input) { |
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// The default implementation assumes that raw citations are |
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// The default implementation assumes that raw citations are |
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// separated with line endings. |
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// separated with line endings. |
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// 1) Remove empty lines and normalize line endings |
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// 1) Remove empty lines and normalize line endings. |
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$input = String::regexp_replace('/[\r\n]+/s', "\n", $input); |
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$input = String::regexp_replace('/[\r\n]+/s', "\n", $input); |
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// 2) Break up at line endings |
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// 2) Remove trailing/leading line breaks. |
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$citations = explode("\n", $input); |
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$input = trim($input, "\n"); |
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// 3) Remove numbers from the beginning of each citation |
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// 3) Break up at line endings. |
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if (empty($input)) { |
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$citations = array(); |
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} else { |
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$citations = explode("\n", $input); |
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} |
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// 4) Remove numbers from the beginning of each citation. |
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foreach($citations as $index => $citation) { |
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foreach($citations as $index => $citation) { |
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$citations[$index] = String::regexp_replace('/^\s*[\[#]?[0-9]+[.)\]]?\s*/', '', $citation); |
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$citations[$index] = String::regexp_replace('/^\s*[\[#]?[0-9]+[.)\]]?\s*/', '', $citation); |
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} |
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} |