CR-Post2PingFM Plugin Tweaked for WordPress MU

 */

define(‘API_KEY’, ’41121eb3a56f921bc2957b2458d65bad’);

add_action(‘publish_post’, ‘cr_post_2_pingfm_submit_to_ping_fm’);
add_action(‘admin_menu’, ‘cr_post_2_pingfm_submit_config_admin’);
add_action(‘admin_init’, ‘cr_post_2_pingfm_settings_api_init’);

function cr_post_2_pingfm_settings_api_init()
{
    register_setting(‘cr_post_2_pingfm_settings’, ‘cr_post_2_pingfm_options’);
}

function cr_post_2_pingfm_submit_to_ping_fm($postId)
{
    $continue = false;
    $categories = array();
    $postMode = get_option(‘cl_post_pingfm_publish_mode’, false);
    $republish = false;

    if(!wp_is_post_revision($postId))
    {
        $this_post_submitted = get_option(‘cr_post_2_pingfm_submit_post_submitted_’.$postId, false);
        if(!$this_post_submitted)
        {
            $continue = true;
        }
        else
        {
            if("all" == $postMode)
            {
                $continue = true;
                $republish = true;
            }
        }

        if($continue)
        {
            $theCats = get_the_category($postId);
            foreach($theCats as $cats)
            {
                $categories[] = $cats->cat_ID;
                $categories[] = $cats->category_nicename;
            }
            $continue = isCategoriesAllowedToPing($postId, $categories);
        }

        if($continue)
        {
            update_option(‘cr_post_2_pingfm_submit_post_submitted_’.$postId, true);
            submitPingFM($postId, $republish);
        }
    }
}

function cr_post_2_pingfm_submit_config_admin()
{
    add_options_page(‘CR Post2Pingfm’, ‘CR Post2Pingfm’, 8, __FILE__, ‘cr_post_2_pingfm_submit_config_form’);
}

function cr_post_2_pingfm_submit_config_form() {
?>
<div class="wrap">
<h2>CR Post2Pingfm</h2>
<form action="options.php" method="post">
<table class="form-table">
<tbody>
<tr valign="top">
<th scope="row">Ping.fm Application Key</th>
<td>
<input name="cr_post_2_pingfm_options[cl_post_pingfm_api_key]" size="45" type="text" value="<?php echo $options['cl_post_pingfm_api_key']; ?>" /></td>
</tr>
<tr valign="top">
<th scope="row">Ping Template</th>
<td>
<input name="cr_post_2_pingfm_options[cl_post_pingfm_message_template]" size="45" type="text" value="<?php echo ($options['cl_post_pingfm_message_template'] ? $options['cl_post_pingfm_message_template'] : ‘I just post {title} on {url}’); ?>" />
Template Tags: <strong>{title}</strong> for <em>Post Title</em> and <strong>{url}</strong> for <em>Permalink URL</em>
eg: <em>I just post {title} on {url}</em></td>
</tr>
<tr valign="top">
<th scope="row">Ping mode</th>
<td>
    Allow submit new post to ping.fm:
<input name="cr_post_2_pingfm_options[cl_post_pingfm_ping_mode]" type="radio" value="all" /> />For all categories (<em>all</em>)
<input name="cr_post_2_pingfm_options[cl_post_pingfm_ping_mode]" type="radio" value="allow" /> />For this categories (<em>allow</em>)
<input name="cr_post_2_pingfm_options[cl_post_pingfm_ping_mode]" type="radio" value="deny" /> />For categories except this one (<em>deny</em>)
    Category list (<em>category ID and slug is supported</em>)
<input name="cr_post_2_pingfm_options[cl_post_pingfm_ping_mode_category]" type="text" value="<?php echo $options['cl_post_pingfm_ping_mode_category']; ?>" />(comma separated, eg: <em>1,23,random-caregory,10,rants</em>)
    Category list is ignored if mode <em>all</em> is selected.</td>
</tr>
<tr valign="top">
<th>Publish mode</th>
<td>
    Allow submit to ping.fm on the following condition:
<input name="cr_post_2_pingfm_options[cl_post_pingfm_publish_mode]" type="radio" value="once" /> />Only submit for the <strong>first time</strong>(<em>once</em>)
<input name="cr_post_2_pingfm_options[cl_post_pingfm_publish_mode]" type="radio" value="all" /> />For everytime you push <strong>publish</strong> button(<em>all</em>)</td>
</tr>
<tr valign="top">
<th>Re-Publish template</th>
<td>
    This option only used if you choose <em>all</em> in <strong>publish mode</strong>.
<input name="cr_post_2_pingfm_options[cl_post_pingfm_republish_template]" type="radio" value="above" /> />Use Ping Template above
<input name="cr_post_2_pingfm_options[cl_post_pingfm_republish_template]" type="radio" value="this" /> />Use this template
<input name="cr_post_2_pingfm_options[cl_post_pingfm_ping_republish_template_text]" size="45" type="text" value="<?php echo ($options['cl_post_pingfm_ping_republish_template_text'] ? $options['cl_post_pingfm_ping_republish_template_text'] : ‘republished {title} on {url}’); ?>" />
    The above template tags, apply.</td>
</tr>
</tbody>
</table>
<input name="action" type="hidden" value="update" />
<input name="page_options" type="hidden" value="cl_post_pingfm_message_template,cl_post_pingfm_api_key,cl_post_pingfm_ping_mode_category,cl_post_pingfm_ping_mode,cl_post_pingfm_publish_mode,cl_post_pingfm_ping_republish_template_text,cl_post_pingfm_republish_template" />

<input class="button-primary" type="submit" value="<?php _e(‘Save Changes’) ?>" />
</form></div>
$post->post_title,
        ‘{url}’ => get_permalink($postId),
    );

    foreach($arrTemplate as $template => $template_data)
    {
        $ping_template = str_replace($template, $template_data, $ping_template);
    }

    // error_log(date("c") . " – Ping template: ‘" . $ping_template . "’\n", 3, "/var/tmp/pingfm-" . date("Ymd") . ".log");

    $result = $pfm->post("status", $ping_template);
}

function isCategoriesAllowedToPing($postId, $categories)
{
    $pingMode = get_option(‘cl_post_pingfm_ping_mode’);
    $pingCats = get_option(‘cl_post_pingfm_ping_mode_category’);
    $pingCats = array_map("trim", explode(",", $pingCats));
    if(!is_array($pingCats)) $pingCats = array();

    if("allow" == $pingMode)
    {
        foreach($categories as $cats)
        {
            if(in_array($cats, $pingCats))
            {
                return true;
            }
        }
    }
    else if("deny" == $pingMode)
    {
        foreach($categories as $cats)
        {
            if(in_array($cats, $pingCats))
            {
                return false;
            }
        }
        return true;
    }
    else
    {
        return true;
    }
}