getlocations_cloudmade.module in Get Locations 7

getlocations_cloudmade.module @author Bob Hutchinson http://drupal.org/user/52366 @copyright GNU GPL

Provides cloudmade maps integration for Leaflet.

File

modules/getlocations_cloudmade/getlocations_cloudmade.module

<?php

/**
 * @file
 * getlocations_cloudmade.module
 * @author Bob Hutchinson http://drupal.org/user/52366
 * @copyright GNU GPL
 *
 * Provides cloudmade maps integration for Leaflet.
 *
 *
 */
function getlocations_cloudmade_get_map_layers() {
  $cloudmade_info = variable_get('getlocations_leaflet_cloudmade', '');
  $add = array();
  if (!empty($cloudmade_info)) {
    if (isset($cloudmade_info['cloudmade_key']) && !empty($cloudmade_info['cloudmade_key'])) {
      $cloudmade_key = $cloudmade_info['cloudmade_key'];
      if (isset($cloudmade_info['cloudmade_maps']) && is_array($cloudmade_info['cloudmade_maps'])) {
        $res = getlocations_cloudmade_get_resolutions();
        $add = array();
        foreach ($cloudmade_info['cloudmade_maps'] as $k => $map) {
          $style_id = $map['style_id'];
          $style_name = $map['style_name'];
          $style_token = $map['style_token'];
          $query = '';
          if (!empty($style_token)) {
            $query = '?token=' . $style_token;
          }
          $add[$style_name] = array(
            'label' => $res[$style_name],
            'type' => 'base',
            'options' => array(
              'apiKey' => $cloudmade_key,
              'styleID' => $style_id,
              'styleToken' => $query,
            ),
          );
        }
      }
    }
  }
  return $add;
}
function getlocations_cloudmade_get_resolutions() {
  $output = array(
    'standardResolution1' => t('Standard Resolution 1'),
    'standardResolution2' => t('Standard Resolution 2'),
    'standardResolution3' => t('Standard Resolution 3'),
    'standardResolution4' => t('Standard Resolution 4'),
    'standardResolution5' => t('Standard Resolution 5'),
    'highResolution1' => t('High Resolution 1'),
    'highResolution2' => t('High Resolution 2'),
    'highResolution3' => t('High Resolution 3'),
    'highResolution4' => t('High Resolution 4'),
    'highResolution5' => t('High Resolution 5'),
    'highResolution1s' => t('High Resolution 1 Small tile'),
    'highResolution2s' => t('High Resolution 2 Small tile'),
    'highResolution3s' => t('High Resolution 3 Small tile'),
    'highResolution4s' => t('High Resolution 4 Small tile'),
    'highResolution5s' => t('High Resolution 5 Small tile'),
  );
  return $output;
}
function getlocations_cloudmade_settings_form() {
  $form = array();

  // cloudmade
  $getlocations_leaflet_cloudmade = variable_get('getlocations_leaflet_cloudmade', array(
    'cloudmade_key' => '',
    'cloudmade_maps' => array(),
  ));
  $mapnum = count($getlocations_leaflet_cloudmade['cloudmade_maps']);
  $form['getlocations_leaflet_cloudmade'] = array(
    '#type' => 'fieldset',
    '#title' => t('Cloudmade maps'),
    // This will store all the defaults in one variable.
    '#tree' => TRUE,
    '#collapsible' => TRUE,
    '#collapsed' => $mapnum ? FALSE : TRUE,
  );
  $form['getlocations_leaflet_cloudmade']['cloudmade_key'] = getlocations_element_map_tf(t('CloudMade Developers Key'), $getlocations_leaflet_cloudmade['cloudmade_key'], t('In order to use the <a target="_blank" href="@services">CloudMade services</a>, you must <a target="_blank" href="@key">register and get a key</a> first.', array(
    '@services' => 'http://developers.cloudmade.com/projects',
    '@key' => 'http://account.cloudmade.com/register',
  )), 40);
  if ($mapnum == 0) {
    $mapnum = 2;
  }
  else {
    $mapnum++;
  }

  // limit mapnum
  if ($mapnum > 5) {
    $mapnum = 5;
  }
  $res = getlocations_cloudmade_get_resolutions();
  for ($ct = 0; $ct < $mapnum; $ct++) {
    $form['getlocations_leaflet_cloudmade']['cloudmade_maps'][$ct]['style_name'] = getlocations_element_dd(t('Style Name @num', array(
      '@num' => $ct + 1,
    )), isset($getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_name']) ? $getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_name'] : '', $res, t('"Standard Resolution" is for general use, "High Resolution" is best for tablets, "High Resolution Small tile" is best for smartphones.'));
    $form['getlocations_leaflet_cloudmade']['cloudmade_maps'][$ct]['style_id'] = getlocations_element_map_tf(t('Style ID @num', array(
      '@num' => $ct + 1,
    )), isset($getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_id']) ? $getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_id'] : '', t('The style ID for the map you want to include, see <a href="@editor">Cloudmade style editor</a>, note the number in the bottom righthand corner of the examples.', array(
      '@editor' => 'http://maps.cloudmade.com/editor',
    )), 10);
    $form['getlocations_leaflet_cloudmade']['cloudmade_maps'][$ct]['style_token'] = getlocations_element_map_tf(t('Style Token @num', array(
      '@num' => $ct + 1,
    )), isset($getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_token']) ? $getlocations_leaflet_cloudmade['cloudmade_maps'][$ct]['style_token'] : '', t('Some styles require a token.'), 40);
  }
  return $form;
}
function getlocations_cloudmade_settings_validate($form_state) {

  // we need to ensure that any empty cloudmade_maps are not saved
  $mapnum = count($form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps']);
  $emptyfound = FALSE;
  for ($ct = 0; $ct < $mapnum; $ct++) {
    if (empty($form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps'][$ct]['style_id'])) {
      unset($form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps'][$ct]);
      $emptyfound = TRUE;
    }
  }

  // reorder them in case some clown empties one before the last one
  if ($emptyfound) {
    $mapnum = count($form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps']);
    $temp = array();
    $ct = 0;
    foreach ($form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps'] as $k => $v) {
      $temp[$ct] = $v;
      $ct++;
    }
    if (count($temp)) {
      $form_state['values']['getlocations_leaflet_cloudmade']['cloudmade_maps'] = $temp;
    }
  }
  return $form_state;
}

Functions

Name	Description
getlocations_cloudmade_get_map_layers	@file getlocations_cloudmade.module @author Bob Hutchinson http://drupal.org/user/52366 @copyright GNU GPL
getlocations_cloudmade_get_resolutions
getlocations_cloudmade_settings_form
getlocations_cloudmade_settings_validate