function jstimer_get_javascript in Javascript Timer 8

Same name and namespace in other branches

1. 6 jstimer.module \jstimer_get_javascript()
2. 7 jstimer.module \jstimer_get_javascript()

Get the actual javascript code that needs to be written into a file. This also aggregates any optional javascript bits.

Return value

string The javascript code.

1 call to jstimer_get_javascript()

jstimer_build_js_cache in ./jstimer.module

create the timer.js file and put it in the files/jstimer directory.

File

./jstimer.module, line 160

Code

function jstimer_get_javascript($reset = FALSE) {

  // Get all widgets
  $widget_list = jstimer_get_widgets($reset);

  // Collect implementation js and instantiation js.
  $active_widgets = array();
  $widget_implementation_code = '';
  foreach ($widget_list as $widget) {
    $active_widgets[] = "new " . $widget->js_name . "()";
    $widget_implementation_code .= $widget->js_code;
  }
  $active_widgets_instantiation = implode(",\n      ", $active_widgets);

  /* Begin Javascript heredoc.
   * This is not indented so javascript is more readable in web browser.
   * This creates a js file to facilitate caching.
   */
  $ouput = <<<JAVASCRIPT_CODE

// bootstrap
Drupal.behaviors.jstimer = {
  attach: function(context) {
    Drupal.jstimer.countdown_auto_attach(
      new Array(
        {<span class="php-variable">$active_widgets_instantiation</span>}
      )
    );
  }
}

// Namespace for most of the javascript functions.
Drupal.jstimer = {};

Drupal.jstimer.once = 0;

// Array that holds all elements that need to be updated.
Drupal.jstimer.timer_stack = new Array();

// Attach all active widgets to their respective dom objects.
Drupal.jstimer.countdown_auto_attach = function (jstimer_active_widgets) {

  // Call .attach() on the active widget items.
  for (var i=0; i<jstimer_active_widgets.length; i++) {
    jstimer_active_widgets[i].attach();
  }

  // If you have any widget items, start the timing loop.
  if ( Drupal.jstimer.timer_stack.length > 0 && Drupal.jstimer.once < 1) {
    Drupal.jstimer.timer_loop();
    Drupal.jstimer.once++;
  }

}

// The timing loop.
Drupal.jstimer.timer_loop = function() {
  // run backwards so we can remove items and not messup the loop data.
  for (var i = Drupal.jstimer.timer_stack.length - 1; i >= 0; i--) {
    if ( Drupal.jstimer.timer_stack[i].update() == false ) {
      Drupal.jstimer.timer_stack.splice(i, 1);
    }
  }

  // Stop the timer if there are not more timer items.
  if ( Drupal.jstimer.timer_stack.length > 0 ) {
    setTimeout('Drupal.jstimer.timer_loop()',999);
  }
}

{<span class="php-variable">$widget_implementation_code</span>}




// Util functions
function LZ(x) {
  return (x >= 10 || x < 0 ? "" : "0") + x;
}

// iso8601 date parsing routines.  Extends the built-in javascript date object.
Date.prototype.jstimer_set_iso8601_date = function (string) {
  var iso8601_re = /^(?:(\\d{4})(?:-(\\d{2})(?:-(\\d{2}))?)?)?(?:[T ](\\d{2}):(\\d{2})(?::(\\d{2})(.\\d+)?)?((?:[+-](\\d{2}):(\\d{2}))|Z)?)?\$/;
  var date_bits = iso8601_re.exec(string);
  var date_obj = null;
  if ( date_bits ) {
    date_bits.shift();
    date_bits[1] && date_bits[1]--; // normalize month
    date_bits[6] && (date_bits[6] *= 1000); // convert mils
    date_obj = new Date(date_bits[0]||1970, date_bits[1]||0, date_bits[2]||0, date_bits[3]||0, date_bits[4]||0, date_bits[5]||0, date_bits[6]||0);

    if (date_bits[0] < 1000) {
      date_obj.setFullYear(date_bits[0]);
    }

    //timezone handling
    var zone_offset = 0;  // in minutes
    var zone_plus_minus = date_bits[7] && date_bits[7].charAt(0);
    // get offset from isostring time to Z time
    if ( zone_plus_minus != 'Z' ) {
      zone_offset = ((date_bits[8] || 0) * 60) + (Number(date_bits[9]) || 0);
      if ( zone_plus_minus != '-' ) {
        zone_offset *= -1;
      }
    }
    // convert offset to localtime offset, will include daylight savings
    if ( zone_plus_minus ) {
      zone_offset -= date_obj.getTimezoneOffset();
    }
    if ( zone_offset ) {
      date_obj.setTime(date_obj.getTime() + zone_offset * 60000);
    }
  }

  // set this object to current localtime representation
  try {
    this.setTime(date_obj.getTime());
  }
  catch(e) {
    throw new Object({name:"DatePatternFail",message:"jstimer: Date does not have proper format (ISO8601, see readme.txt)."});
  }
}
Date.prototype.jstimer_get_moy = function () {
  var myMonths=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");
  return myMonths[this.getMonth()];
}
Date.prototype.jstimer_get_dow = function () {
  var myDays=["Sun","Mon","Tue","Wed","Thu","Fri","Sat","Sun"];
  return myDays[this.getDay()];
}

JAVASCRIPT_CODE;
  return $ouput;
}