$flags=array_diff($flags,array('S'));
$flags_temp = array();
foreach ($variants as $variant) {
+ // try to find flags like "zh-hans", "zh-hant"
+ // allow syntaxes like "-{zh-hans;zh-hant|XXXX}-"
if ( in_array($variant, $flags) )
$flags_temp[] = $variant;
}
$markup = $this->mConverter->mMarkup;
$variants = $this->mConverter->mVariants;
+ // varsep_pattern for preg_split:
+ // text should be splited by ";" only if a valid variant
+ // name exist after the markup, for example:
+ // -{zh-hans:<span style="font-size:120%;">xxx</span>;zh-hant:<span style="font-size:120%;">yyy</span>;}-
+ // we should split it as:
+ // array(
+ // [0] => 'zh-hans:<span style="font-size:120%;">xxx</span>'
+ // [1] => 'zh-hant:<span style="font-size:120%;">yyy</span>'
+ // [2] => ''
+ // )
$varsep_pattern = '/' . $markup['varsep'] . '\s*' . '(?=';
foreach( $variants as $variant )
$varsep_pattern .= $variant . '\s*' . $markup['codesep'] . '|';
$to = trim($v[1]);
$v = trim($v[0]);
$u = explode($markup['unidsep'], $v);
+ // if $to is empty, strtr() could return a wrong result
if( count($u) == 1 && $to && in_array( $v, $variants ) ) {
$bidtable[$v] = $to;
} else if(count($u) == 2){
$this->parseFlags();
$flags = $this->mFlags;
- //convert to specified variant
+ // convert to specified variant
+ // syntax: -{zh-hans;zh-hant[;...]|<text to convert>}-
if( count( array_diff( $flags, $variants ) ) == 0 and count( $flags ) != 0 ) {
- if ( in_array( $variant, $flags ) )
+ if ( in_array( $variant, $flags ) ) // check if current variant in flags
+ // then convert <text to convert> to current language
$this->mRules = $this->mConverter->autoConvert( $this->mRules, $variant );
- else {
+ else { // if current variant no in flags,
+ // then we check its fallback variants.
$variantFallbacks = $this->mConverter->getVariantFallbacks($variant);
foreach ( $variantFallbacks as $variantFallback ) {
+ // if current variant's fallback exist in flags
if ( in_array( $variantFallback, $flags ) ) {
+ // then convert <text to convert> to fallback language
$this->mRules = $this->mConverter->autoConvert( $this->mRules, $variantFallback );
break;
}