#1485472: added js keywords escaping in json_serialize()
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| | | /** |
| | | * Returns whether an $str is a reserved word for any of the version of Javascript or ECMAScript |
| | | * @param str String to check |
| | | * @return boolean True if $str is a reserver word, False if not |
| | | */ |
| | | function is_js_reserved_word($str) |
| | | { |
| | | return in_array($str, array( |
| | | // ECMASript ver 4 reserved words |
| | | 'as','break','case','catch','class','const','continue', |
| | | 'default','delete','do','else','export','extends','false','finally','for','function', |
| | | 'if','import','in','instanceof','is','namespace','new','null','package','private', |
| | | 'public','return','super','switch','this','throw','true','try','typeof','use','var', |
| | | 'void','while','with', |
| | | // ECMAScript ver 4 future reserved words |
| | | 'abstract','debugger','enum','goto','implements','interface','native','protected', |
| | | 'synchronized','throws','transient','volatile', |
| | | // special meaning in some contexts |
| | | 'get','set', |
| | | // were reserved in ECMAScript ver 3 |
| | | 'boolean','byte','char','double','final','float','int','long','short','static' |
| | | )); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Convert a variable into a javascript object notation |
| | | * |
| | | * @param mixed Input value |
| | |
| | | foreach ($var as $key => $value) |
| | | { |
| | | // enclose key with quotes if it is not variable-name conform |
| | | if (!ereg("^[_a-zA-Z]{1}[_a-zA-Z0-9]*$", $key) /* || is_js_reserved_word($key) */) |
| | | if (!ereg("^[_a-zA-Z]{1}[_a-zA-Z0-9]*$", $key) || is_js_reserved_word($key)) |
| | | $key = "'$key'"; |
| | | |
| | | $pairs[] = sprintf("%s%s", $is_assoc ? "$key:" : '', json_serialize($value)); |
| | |
| | | |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Function to convert an array to a javascript array |
| | | * Actually an alias function for json_serialize() |