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#!/usr/bin/env kjscmd
//
// Script to report info about an HTML file.
//
function parse_attrs( src )
{
var attrs = new Array();
var attr_name;
var attr_value;
while ( src.length > 0 ) {
// Attr name
var am = src.match( /^\s*(\w+)\s*(=?)\s*/ );
attr_name = am[1];
src = src.slice( am[0].length );
// If attr has a value
if ( am[2] == '=' ) {
if ( src.charAt(0) == '"' ) {
vm = src.match( /(\"[^\"]*\")\s*/ );
attr_value = vm[1];
src = src.slice( vm[0].length );
}
else {
vm = src.match( /(\S+)\s*/ );
attr_value = vm[1];
src = src.slice( vm[0].length );
}
}
else {
attr_value = null;
}
src.replace( /^\s*/m, '' );
attrs.push( [ attr_name, attr_value ] );
}
return attrs;
}
function process_tag_img( src )
{
var tag = src.match( /<\s*(img)\s*([^>]*)\s*>/i );
var elem = tag[1];
var attrs = parse_attrs( tag[2] );
warn( 'Element: '+elem );
for ( var i=0 ; i < attrs.length; i++ ) {
warn( '\t '+attrs[i][0]+' = '+attrs[i][1] );
}
}
var file = application.args[0];
var text = System.readFile( file );
var imgs = text.match( /<\s*img\s*[^>]*\s*>/ig );
for ( var i=0 ; i < imgs.length ; i++ ) {
process_tag_img( imgs[i] );
}
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