function amcharts_check_version()
{
$version = get_option('amcharts_version', '1.0.0');
if ($version != AMCHARTS_VERSION) {
// get numeric representation
$version = str_replace('.', '', $version);
// the version does not match
// run necessary checks
$settings = get_option('amcharts_options', array());
$chart_libs = amcharts_get_chart_type_libs();
$resources = amcharts_get_available_resources();
// 1.0.8 and down
if ($version <= 108) {
// populate gantt chart type defaults
$settings['chart_types']['gantt'] = array('default_resources' => amcharts_get_resources($chart_libs['gantt'], $resources), 'custom_resources' => 0, 'default_html' => amcharts_get_default('gantt', 'html'), 'default_javascript' => amcharts_get_default('gantt', 'javascript'));
}
// 1.0.9 and down
if ($version <= 109) {
// refresh resource list (to include CSS files)
$settings['resources'] = amcharts_get_available_resources($settings['location'], $settings['paths']);
}
update_option('amcharts_options', $settings);
// update the version
update_option('amcharts_version', AMCHARTS_VERSION);
}
}
function amcharts_settings_show()
{
// check permissions
if (!current_user_can('manage_options')) {
wp_die(__('You do not have sufficient permissions to access this page.'));
}
// unqueue required scripts and styles
wp_enqueue_style('jquery-ui-smoothness', plugins_url('lib/jquery-ui/css/smoothness/jquery-ui-1.10.4.custom.min.css', AMCHARTS_BASE), array(), AMCHARTS_VERSION);
wp_enqueue_script('jquery-ui-tabs');
// get chart type settings
$chart_types = amcharts_get_chart_types();
$chart_type_libs = amcharts_get_chart_type_libs();
// load current settings
$settings = get_option('amcharts_options', amcharts_get_defaults());
// process save
$errors = array();
if (!empty($_POST) && wp_verify_nonce($_POST['amcharts_nonce'], AMCHARTS_NONCE)) {
// save previous location setting for checking later
$prev_location = $settings['location'];
// get submited data
$settings['own'] = isset($_POST['own']) && '1' == $_POST['own'] ? '1' : '0';
$settings['wrap'] = isset($_POST['wrap']) && '1' == $_POST['wrap'] ? '1' : '0';
$settings['location'] = isset($_POST['location']) ? trim($_POST['location']) : 'remote';
$settings['paths'] = isset($_POST['paths']) ? trim($_POST['paths']) : '';
$settings['custom_resources'] = isset($_POST['custom_resources']) ? trim($_POST['custom_resources']) : '';
reset($chart_types);
foreach ($chart_types as $chart_type => $chart_type_name) {
$settings['chart_types'][$chart_type] = array('default_resources' => trim($_POST['chart_types'][$chart_type]['default_resources']), 'custom_resources' => (int) $_POST['chart_types'][$chart_type]['custom_resources'], 'default_html' => trim($_POST['chart_types'][$chart_type]['default_html']), 'default_javascript' => trim($_POST['chart_types'][$chart_type]['default_javascript']));
}
// strip slashes if any
if (!get_magic_quotes_gpc()) {
$settings = stripslashes_deep($settings);
}
// refresh built-in resources
if ($prev_location != $settings['location'] || isset($_POST['refresh']) && '1' == $_POST['refresh']) {
$settings['resources'] = amcharts_get_available_resources($settings['location'], $settings['paths']);
reset($chart_type_libs);
foreach ($chart_type_libs as $chart_type => $libs) {
if (!$settings['chart_types'][$chart_type]['custom_resources']) {
$settings['chart_types'][$chart_type]['default_resources'] = amcharts_get_resources($libs, $settings['resources']);
}
}
}
// save settings
if (0 === count($errors)) {
update_option('amcharts_options', $settings);
$success = __('Settings were successfully saved!');
}
}
?>
<?php
screen_icon();
?>
<h2><?php
echo __('amCharts: Settings');
?>
</h2>
<?php
if (count($errors) > 0) {
?>
<div class="message error"><?php
echo wpautop(implode("\n", $errors));
?>
</div>
<?php
}
?>
<?php
if (isset($success) && !empty($success)) {
?>
<div class="message updated"><?php
echo wpautop($success);
?>
</div>
<?php
}
?>
<h3><?php
echo __('Resources', 'amcharts');
?>
</h3>
<form method="post" action="">
<table class="form-table">
<tbody>
<tr valign="top">
<th scope="row"><?php
_e('Resource Storage', 'amcharts');
?>
</th>
<td>
<fieldset>
<p>
<label><input type="radio" name="location" value="remote" id="amcharts-location-remote" <?php
echo 'remote' == $settings['location'] ? ' checked="checked"' : '';
?>
/> <?php
_e('Resources are stored remotely ', 'amcharts');
?>
</label>
</p>
<p class="description"><?php
_e('The free versions of libraries will be loaded from www.amcharts.com. These are fully functional but will show a small branding link on charts or maps.', 'amcharts');
?>
</p>
<p class="description"><?php
_e('Want a link-free version? <a href="http://www.amcharts.com/online-store/" target="_blank">Purchase a commercial version</a> and help the development of this product as well as increase your karma points in the process.', 'amcharts');
?>
</p>
</fieldset>
</td>
</tr>
<tr valign="top">
<th scope="row"></th>
<td>
<fieldset>
<p>
<label><input type="radio" name="location" value="local" id="amcharts-location-local" <?php
echo 'local' == $settings['location'] ? ' checked="checked"' : '';
?>
/> <?php
_e('Resources are stored locally ', 'amcharts');
?>
</label>
</p>
<p class="description"><?php
_e('This allows you to load the libraries from the local server.', 'amcharts');
?>
</p>
</fieldset>
</td>
</tr>
<tr valign="top" id="amcharts-live-editor-group" <?php
echo 'remote' == $settings['location'] ? 'style="display: none;"' : '';
?>
>
<th scope="row"><?php
_e('Live Editor Integration', 'amcharts');
?>
</th>
<td>
<fieldset>
<p>
<label><input type="checkbox" name="own" value="1" id="amcharts-own-libraries" <?php
echo '1' == $settings['own'] ? ' checked="checked"' : '';
?>
/> <?php
_e('Use local amCharts libraries for Live Editor-hosted charts', 'amcharts');
?>
</label>
</p>
<p class="description"><?php
_e('If you want to display Live Editor-created charts without branding link:', 'amcharts');
?>
</p>
<p class="description">- <?php
_e('Install commercial version of amCharts libraries.', 'amcharts');
?>
</p>
<p class="description">- <?php
_e('Check "Resources are stored locally" above.', 'amcharts');
?>
</p>
<p class="description">- <?php
_e('You may need to also click "Find them for me" button under "Local Paths".', 'amcharts');
?>
</p>
<p class="description">- <?php
_e('Check "Use local amCharts libraries" above.', 'amcharts');
?>
</p>
</fieldset>
</td>
</tr>
<tr valign="top">
<th scope="row"><?php
_e('Error Handling', 'amcharts');
?>
</th>
<td>
<fieldset>
<p>
<label><input type="checkbox" name="wrap" value="1" <?php
echo '1' == $settings['wrap'] ? ' checked="checked"' : '';
?>
/> <?php
_e('Use exception handling on chart and map code (recommended)', 'amcharts');
?>
</label>
</p>
<p class="description"><?php
_e('If checked, the code for charts and maps will be wrapped with exception handling code (try / catch).', 'amcharts');
?>
</p>
<p class="description"><?php
_e('This will make sure a faulty code does not prevent other JavaScript on the same page executing properly.', 'amcharts');
?>
</p>
</fieldset>
</td>
</tr>
<tr valign="top" id="amcharts-path-group" <?php
echo 'remote' == $settings['location'] ? 'style="display: none;"' : '';
?>
>
<th scope="row">
<?php
_e('Local Paths', 'amcharts');
?>
<p class="description"><?php
_e('Enter paths to your amCharts folders. Separate them by line breaks. The paths must be relative to your web root.', 'amcharts');
?>
(<?php
echo home_url();
?>
)</p>
</th>
<td>
<fieldset>
<p>
<span class="description"><?php
echo home_url();
?>
</span>/
</p>
<p>
<textarea name="paths" class="widefat" id="amcharts-path"><?php
echo esc_textarea($settings['paths']);
?>
</textarea>
<p class="description"><?php
_e('If you are not sure what to do, just unzip the amCharts archive you have downloaded and put into some directory under your web root. Then click "Find them for me".', 'amcharts');
?>
</p>
</p>
<p>
<input type="button" class="button" id="amcharts-find-path" value="<?php
echo esc_attr(__('Find them for me', 'amcharts'));
?>
" />
<span class="amcharts-working" id="amcharts-path-working" style="display: none;"></span>
<span class="amcharts-error" id="amcharts-find-path-error" style="display: none;"><?php
_e('amCharts library was not found on your server', 'amcharts');
?>
</span>
</p>
</fieldset>
</td>
</tr>
<tr valign="top">
<th scope="row">
<?php
_e('Resource List', 'amcharts');
?>
<p class="description"><?php
_e('This is a list of resources available for use. You will be able to select them while creating charts or maps.', 'amcharts');
?>
</p>
</th>
<td>
<fieldset>
<div class="amcharts-resource-list">
<?php
echo nl2br($settings['resources']);
?>
</div>
<p>
<input type="submit" class="button" id="amcharts-rescan-resources" value="<?php
echo esc_attr(__('Refresh the list', 'amcharts'));
?>
" />
<span class="description"><?php
_e('Attention! Pressing this button will save current settings.', 'amcharts');
?>
</span>
</p>
</fieldset>
</td>
</tr>
<tr valign="top">
<th scope="row">
<?php
_e('Custom Resources', 'amcharts');
?>
<p class="description"><?php
_e('Add your own resources here. Full or relative URLs (we include them the way you have them here). Separate by line break.', 'amcharts');
?>
</p>
</th>
<td>
<fieldset>
<p>
<textarea name="custom_resources" class="widefat" id="amcharts-custom-resources"><?php
echo esc_textarea($settings['custom_resources']);
?>
</textarea>
</p>
</fieldset>
</td>
</tr>
<tr valign="top">
<th scope="row">
<?php
_e('Defaults', 'amcharts');
?>
<p class="description"><?php
_e('This section allows setting default resources, HTML and JavaScript code per chart/map type.', 'amcharts');
?>
</p>
<p class="description"><?php
_e('When creating new chart or map entry, you will be able to select from one of these presets.', 'amcharts');
?>
</p>
</th>
<td>
<div id="amcharts-tabs">
<ul>
<?php
reset($chart_types);
foreach ($chart_types as $chart_type => $chart_type_name) {
?>
<li><a href="#tabs-<?php
echo $chart_type;
?>
"><?php
echo $chart_type_name;
?>
</a></li><?php
}
?>
</ul>
<?php
reset($chart_types);
foreach ($chart_types as $chart_type => $chart_type_name) {
// let the user edit resource list?
$edit = $settings['chart_types'][$chart_type]['custom_resources'] ? true : false;
?>
<div id="tabs-<?php
echo $chart_type;
?>
" class="amcharts-tab">
<h4><?php
_e('Resources', 'amcharts');
?>
</h4>
<div class="amcharts-resource-list" style="display: <?php
echo $edit ? 'none' : 'block';
?>
;">
<?php
if ('' == $settings['chart_types'][$chart_type]['default_resources'] && 'local' == $settings['location']) {
?>
<p class="amcharts-notice"><?php
_e('We did not find libraries required for this chart type in your local storage.', 'amcharts');
?>
</p>
<p class="amcharts-notice"><?php
_e('Make sure you hit the "Refresh the list" button higher on this page when you install them.', 'amcharts');
?>
</p>
<?php
} else {
?>
<?php
echo nl2br($settings['chart_types'][$chart_type]['default_resources']);
?>
<?php
}
?>
</div>
<fieldset class="amcharts-resource-group" style="display: <?php
echo $edit ? 'block' : 'none';
?>
;">
<p>
<textarea name="chart_types[<?php
echo $chart_type;
?>
][default_resources]" rows="4" class="widefat amcharts-resources"><?php
echo esc_textarea($settings['chart_types'][$chart_type]['default_resources']);
?>
</textarea>
</p>
<p>
<?php
$libs = amcharts_split_libs($settings['resources']);
$libs = array_merge($libs, amcharts_split_libs($settings['custom_resources']));
?>
<select class="amcharts-select-resource">
<option value=""><?php
_e('Select a resource', 'amcharts');
?>
</option>
<?php
foreach ($libs as $lib) {
?>
<option value="<?php
echo esc_attr($lib);
?>
"><?php
echo $lib;
?>
</option><?php
}
?>
</select>
<input type="button" class="button amcharts-add-resource" value="<?php
_e('Add', 'amcharts');
?>
" />
</p>
</fieldset>
<p>
<label><input type="checkbox" name="chart_types[<?php
echo $chart_type;
?>
][custom_resources]" class="amcharts-edit-myself" value="1" <?php
if ($settings['chart_types'][$chart_type]['custom_resources']) {
?>
checked="checked"<?php
}
?>
/> <?php
_e('I want to manage resource list myself', 'amcharts');
?>
</label>
</p>
<p class="description">
<?php
_e("If the above box unchecked, plugin will manage required resources and their urls for you. If this is checked, you're on your own ;)", 'amcharts');
?>
</p>
<h4><?php
_e('HTML', 'amcharts');
?>
</h4>
<p>
<textarea name="chart_types[<?php
echo $chart_type;
?>
][default_html]" class="widefat code code-html"><?php
echo esc_textarea($settings['chart_types'][$chart_type]['default_html']);
?>
</textarea>
</p>
<p>
<p class="description"><?php
_e('Enter the default HTML to populate new entries with. Use <strong>%CHART%</strong> symbol for safe and unique chart ids and variables.');
?>
</p>
</p>
<h4><?php
_e('JavaScript', 'amcharts');
?>
</h4>
<p>
<textarea name="chart_types[<?php
echo $chart_type;
?>
][default_javascript]" class="widefat code code-javascript"><?php
echo esc_textarea($settings['chart_types'][$chart_type]['default_javascript']);
?>
</textarea>
</p>
<p>
<p class="description"><?php
_e('Enter the default JavaScript to populate new entries with. Use <strong>%CHART%</strong> symbol for safe and unique chart ids and variables.');
?>
</p>
</p>
</div><?php
}
?>
</div>
</td>
</tr>
</tbody>
</table>
<p>
<input type="submit" class="button-primary" value="Save Settings »" />
<input type="hidden" id="amcharts-refresh" name="refresh" value="0" />
<?php
wp_nonce_field(AMCHARTS_NONCE, 'amcharts_nonce');
?>
</p>
</form>
<?php
}