/**

 * Name: php

 * Description: PHP programming language.

 *

 * Author: Daniel Frederiksen, cyberdoc@cyberdoc.dk

 * Extenden functions definition including all PHP functions.

 * 

 * Based on the initial file by 

 * Ian Berry, iberry@raxnet.net. 

 * http://home.raxnet.net/article_viewcvs_php.php

 */

state php_comment

{

  /\*\\\// {

    language_print ($0);

    return;

  }

  LANGUAGE_SPECIALS {

   language_print ($0);

  }

}

state php_dquot_string

{

  /\\\\./ {

    language_print ($0);

  }

  /\"/ {

    language_print ($0);

    return;

  }

  LANGUAGE_SPECIALS {

    language_print ($0);

  }

}

state php_quot_string

{

  /\\\\./ {

    language_print ($0);

  }

  /[\']/ {

    language_print ($0);

    return;

  }

  LANGUAGE_SPECIALS {

    language_print ($0);

  }

}

state php_bquot_string

{

  /\\\\./ {

    language_print ($0);

  }

  /`/ {

    language_print ($0);

    return;

  }

  LANGUAGE_SPECIALS {

    language_print ($0);

  }

}

state php

{

  BEGIN {

    header ();

  }

  END {

    trailer ();

  }

  /* Comments. */

  /\/\*/ {

    comment_face (true);

    language_print ($0);

    call (php_comment);

    comment_face (false);

  }

  /\/\// {

    comment_face (true);

    language_print ($0);

    call (eat_one_line);

    comment_face (false);

  }

  /* Ignore escaped quote marks */

  /\\\"/ {

    language_print ($0);

  }

  /\\\'/ {

    language_print ($0);

  }

  /\\\`/ {

    language_print ($0);

  }

  /* stuff after a -> is a method,

   * don't bold just because it looks like a keyword

   */

  /->\w+/ {

    language_print ($0);

  }

  /* stuff between a - and a => is a named parameter,

   * don't bold just because it looks like a keyword

   */

  /-\w+=>/ {

    language_print ($0);

  }

  /* Ignore embedded comments */

  /\/\// {

    language_print ($0);

    call (eat_one_line);

  }

  /* Control flow */

  /(<\?|\?>)/ {

    reference_face (true);

    language_print ($0);

    reference_face (false);

  }

  /* Code control (){} */

  /[\{\}\(\)\[\]]/ {

    reference_face (true);

    language_print ($0);

    reference_face (false);

  }

 /* Numerics & Logics */

  /[\\-+*\/%!`]/ {

    function_name_face (true);

    language_print ($0);

    function_name_face (false);

  }

  /* String constants. */

  /\"/ {

    string_face (true);

    language_print ($0);

    call (php_dquot_string);

    string_face (false);

  }

  /[\']/ {

    string_face (true);

    language_print ($0);

    call (php_quot_string);

    string_face (false);

  }

  /* Backquoted command string */

  /`/ {

    string_face (true);

    language_print ($0);

    call (php_bquot_string);

    string_face (false);

  }

  /* Variables */

  /(\$+[a-zA-Z0-9_-]*)/ {

    variable_name_face (true);

    language_print ($1);

    variable_name_face (false);

  }

  /* Functions (All PHP function 2004-09-19) */

  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