PHP/XML/XML Transformation
Generating Tables from XML
<source lang="html4strict">
<html> <head> <title>Parsing With Expat and PHP</title> </head> <body> <?php
$cdata = "";
$cur_elem = "";
$first_name = "";
$middle_name = "";
$last_name = "";
$hdr_row = "<tr><td colspan="2">%s</td></tr>" . "\n";
$data_row = "<tr><td >%s</td><td>%s</td></tr>" . "\n";
$empty_row = "<tr><td colspan="2"> </td></tr>" . "\n";
function start_elem ($parser, $name, $attrs) {
global $cur_elem;
$cur_elem = $name;
if ($name == "contact")
print (" case ("personal"):
case ("address"):
case ("tel"):
print ($empty_row); break;
case ("name"):
print (sprintf ($hdr_row,
"$last_name, $first_name $middle_name"));
$first_name = $last_name = $middle_name = ""; break;
case ("title"):
print (sprintf ($data_row, "Title", $cdata)); break;
case ("employer"):
print (sprintf ($data_row, "Company", $cdata)); break;
case ("dob"): print (sprintf ($data_row, "Birthdate", $cdata));
break;
}
$cdata = "";
}
function cdata ($parser, $data) {
global $cdata, $cur_elem, $last_name, $first_name, $middle_name;
$data = trim ($data);
switch ($cur_elem)
{
case ("first"):
$first_name .= $data; break;
case ("middle"):
$middle_name .= $data; break;
case ("last"):
$last_name .= $data; break;
default:
$cdata .= $data;
}
}
$file = "contact.xml";
$parser = xml_parser_create ();
xml_parser_set_option ($parser, XML_OPTION_CASE_FOLDING, false);
xml_set_element_handler ($parser, "start_elem", "end_elem");
xml_set_character_data_handler ($parser, "cdata");
$fp = fopen ($file, "r");
if (!$fp){
die ("Couldn"t open $file for reading");
}
while ($xml_input = fread ($fp, 2048)) {
$ok = xml_parse ($parser, $xml_input, feof ($fp));
if (!$ok){
die (sprintf ("Error in $file: "%s" at line %d",
xml_error_string (xml_get_error_code ($parser)),
xml_get_current_line_number ($parser)));
}
}
xml_parser_free ($parser);
?> </body> </html>
</source>
Transforming XML into Basic HTML
<source lang="html4strict">
<html> <head><title>Parsing With Expat and PHP</title></head> <body> <?php
$cdata = "";
function start_elem ($parser, $name, $attrs) {
switch ($name) {
case ("personal"):
print (""); break;
case ("name"):
print (""); break;
case ("address"):
print ("<p><b>Address</b>\n"); break;
case ("tel"):
print ("<p><b>Telephone</b>\n"); break;
case ("contact"):
case ("name"):
case ("first"):
case ("middle"):
case ("last"):
case ("title"):
case ("employer"):
case ("dob"):
break;
default:
print ("<b>Warning: Unknown tag "$name""); break;
}
}
function end_elem ($parser, $name) {
global $cdata;
$cdata = trim ($cdata);
switch ($name)
{
case ("personal"):
print ("</p>\n\n"); break;
case ("name"):
print ("\n"); break;
case ("first"):
print ($cdata . " "); $cdata = ""; break;
case ("middle"):
print ($cdata . " "); $cdata = ""; break;
case ("last"):
print ("$cdata"); $cdata = ""; break;
case ("title"):
print ("
Title: $cdata\n"); $cdata = ""; break;
case ("employer"):
print ("
Company: $cdata\n"); $cdata = ""; break;
case ("dob"):
print ("
Birthdate: $cdata\n"); $cdata = ""; break;
default:
print ("Warning: Unknown element "$name""); break;
}
}
function cdata ($parser, $data) {
global $cdata;
$cdata .= $data;
}
$file = "contact.xml";
$parser = xml_parser_create ();
xml_parser_set_option ($parser, XML_OPTION_CASE_FOLDING, false);
xml_set_element_handler ($parser, "start_elem", "end_elem");
xml_set_character_data_handler ($parser, "cdata");
$fp = fopen ($file, "r");
if (!$fp){
die ("Couldn"t open $file for reading");
}
while ($xml_input = fread ($fp, 2048)) {
$ok = xml_parse ($parser, $xml_input, feof ($fp));
if (!$ok)
die (sprintf ("Error in $file: "%s" at line %d",
xml_error_string (xml_get_error_code ($parser)),
xml_get_current_line_number ($parser)));
}
xml_parser_free ($parser);
?>
</body>
</html>
/*
<contact id="43956">
<personal>
<name>
<first>J</first>
<middle>J</middle>
<last>J</last>
</name>
<title>Manager</title>
<employer>National Company</employer>
<dob>1951-02-02</dob>
</personal>
</contact>
- /
