Update - ThemeSphere

<?php
/*
bbps - support functions
Contains all the functions that generate and update the topic status.
*/

/* @TODO rename / rework this function so it makes sense - what a noob */
function bbps_get_update_capabilities(){
    global $current_user;
    $current_user = wp_get_current_user();
    $user_id = $current_user->ID;

    $topic_author_id = bbp_get_topic_author_id();
    $permissions = get_option('_bbps_status_permissions');
    $can_edit = "";
    //check the users permission this is easy
    if( $permissions['admin'] == 1 && current_user_can('administrator') || $permissions['mod'] == 1 && current_user_can('bbp_moderator') ){
        $can_edit = true;
    }
    //now check the current user against the topic creator are they they same person and can they cahnge the status?
    if ( $user_id == $topic_author_id && $permissions['user'] == 1 ){
        $can_edit = true;}
    return $can_edit;

}
// add_action( 'bbp_template_before_single_topic' , 'bbps_get_update_capabilities' );

/* @TODO ASAP */
/* split this function up as its getting way to big now with all these extra features */

 add_action('bbp_template_before_single_topic', 'bbps_add_support_forum_features');
function bbps_add_support_forum_features(){



    //only display all this stuff if the support forum option has been selected.
    // if (bbps_is_support_forum(bbp_get_forum_id())){
        $can_edit = bbps_get_update_capabilities();
        $topic_id = bbp_get_topic_id();
        $status = bbps_get_topic_status($topic_id);
        $forum_id = bbp_get_forum_id();
        $user_id = get_current_user_id();


        ?> <div id="bbps_support_forum_options"> <?php
        //get out the option to tell us who is allowed to view and update the drop down list.
        if ( $can_edit == true ){ ?>
            <?php bbps_generate_status_options($topic_id,$status);
        }else{
        ?>
            This topic is: <?php echo $status ;
        }
        ?> </div> <?php
        //has the user enabled the move topic feature?
        if( (get_option('_bbps_enable_topic_move') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator')) ) {
        ?>
        <div id ="bbps_support_forum_move">
            <form id="bbps-topic-move" name="bbps_support_topic_move" action="" method="post">
                <label for="bbp_forum_id">Move topic to: </label><?php bbp_dropdown(); ?>
                <input type="submit" value="Move" name="bbps_topic_move_submit" />
                <input type="hidden" value="bbps_move_topic" name="bbps_action"/>
                <input type="hidden" value="<?php echo $topic_id ?>" name="bbps_topic_id" />
                <input type="hidden" value="<?php echo $forum_id ?>" name="bbp_old_forum_id" />
            </form>
        </div>  <?php

        }
    // }
}

function bbps_get_topic_status($topic_id){
    $default = get_option('_bbps_default_status');
    $status = get_post_meta( $topic_id, '_bbps_topic_status', true );
    //to do not hard code these if we let the users add their own satus
    if ($status)
        $switch = $status;
    else
        $switch = $default;

    switch($switch){
        case 1:
            return "not resolved";
            break;
        case 2:
            return "resolved";
            break;
        case 3:
            return "not a support question";
            break;
    }
}

//generates a drop down list with the support forum topic status only for admin and moderators tho.
function bbps_generate_status_options($topic_id){

    $dropdown_options = get_option( '_bbps_used_status' );
    $status = get_post_meta( $topic_id, '_bbps_topic_status', true );
    $default = get_option('_bbps_default_status');

    //only use the default value as selected if the topic doesnt ahve a status set
    if ($status)
        $value = $status;
    else
        $value = $default;
    ?>
    <form id="bbps-topic-status" name="bbps_support" action="" method="post">
        <label for="bbps_support_options">This topic is: </label>
        <select name="bbps_support_option" id="bbps_support_options">
            <?php
            //we only want to display the options the user has selected. the long term goal is to let users add their own forum statuses
            if ( $dropdown_options['res'] == 1 ){ ?> <option value="1" <?php selected( $value,1 ) ; ?> >not resolved</option> <?php }
            if ( $dropdown_options['notres'] == 1 ) {?> <option value="2" <?php selected( $value,2 ) ; ?> >resolved</option> <?php }
            if ( $dropdown_options['notsup'] == 1 ) {?> <option value="3" <?php selected( $value,3 ) ; ?> >not a support question</option> <?php } ?>
        </select>
        <input type="submit" value="Update" name="bbps_support_submit" />
        <input type="hidden" value="bbps_update_status" name="bbps_action"/>
        <input type="hidden" value="<?php echo $topic_id ?>" name="bbps_topic_id" />
    </form>
    <?php
}

function bbps_update_status(){
    $topic_id = $_POST['bbps_topic_id'];
    $status = $_POST['bbps_support_option'];
    //check if the topic already has resolved meta - if it does then delete it before readding
    //we do this so that any topic updates will have a new meta id for sorting recently resolved etc
    $has_status = get_post_meta($topic_id, '_bbps_topic_status',true);
    $is_urgent = get_post_meta($topic_id, '_bbps_urgent_topic',true);
    $is_claimed = get_post_meta($topic_id, '_bbps_topic_claimed',true);

    if($has_status)
        delete_post_meta($topic_id, '_bbps_topic_status');

    //if the status is going to resolved we need to check for claimed and urgent meta and delete this to
    // 2 == resolved status :)
    if ($status == 2){
        if($is_urgent)
            delete_post_meta($topic_id, '_bbps_urgent_topic');
        if($is_claimed)
            delete_post_meta($topic_id, '_bbps_topic_claimed');

    }

    update_post_meta( $topic_id, '_bbps_topic_status', $status );
}

function bbps_move_topic(){
    global $wpdb;
    $topic_id = $_POST['bbps_topic_id'];
    $new_forum_id = $_POST['bbp_forum_id'];
    $old_forum_id = $_POST['bbp_old_forum_id'];

    //move the topics we will need to run a recount to after this is done
    if ($topic_id != '' && $new_forum_id !=''){
        $wpdb->update( 'wp_posts', array('post_parent' => $new_forum_id), array('ID' => $topic_id) );
        update_post_meta( $topic_id, '_bbp_forum_id', $new_forum_id );
        // update all the forum meta and counts for the old forum and the new forum
        bbp_update_forum( array('forum_id' => $new_forum_id) );
        bbp_update_forum( array('forum_id' => $old_forum_id) );
    }
}



//Urgent topic code starts
/*
function bbps_urgent_topic_link
Checks the status of the option and generates and displays
a link based on if the topic is already marked as urgent
*/
function bbps_urgent_topic_link(){
    //bail if option not set or user permission not up to scratch or if the forum has not been set as a support forum
    if( (get_option('_bbps_status_permissions_urgent') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator')) && (bbps_is_support_forum(bbp_get_forum_id())) ) {
    $topic_id = bbp_get_topic_id();
        //1 = urgent topic 0 or nothing is topic not urgent so we give the admin / mods the chance to make it urgent
        if ( get_post_meta($topic_id, '_bbps_urgent_topic', true) != 1 ){
            $urgent_uri = add_query_arg( array( 'action' => 'bbps_make_topic_urgent', 'topic_id' => $topic_id ) );
            echo '<span class="bbp-admin-links bbps-links"><a href="' . $urgent_uri . '">Urgent</a> | </span>';
        }

    }
    return;
}

add_action('bbp_theme_after_reply_admin_links', 'bbps_urgent_topic_link');

//check if the url generated above has been clicked and generated
if ( (isset($_GET['action']) && isset($_GET['topic_id']) && $_GET['action'] == 'bbps_make_topic_urgent')  )
    bbps_urgent_topic();

if ( (isset($_GET['action']) && isset($_GET['topic_id']) && $_GET['action'] == 'bbps_make_topic_not_urgent')  )
    bbps_not_urgent_topic();


function bbps_urgent_topic(){
    $topic_id = $_GET['topic_id'];
    update_post_meta($topic_id, '_bbps_urgent_topic', 1);
}

function bbps_not_urgent_topic(){
    $topic_id = $_GET['topic_id'];
    delete_post_meta($topic_id, '_bbps_urgent_topic');
}

//display a message to all admin on the single topic view so they know a topic is urgent also give them a link to check it as not urgent
function display_urgent_message(){
    //only display to the correct people
    if( (get_option('_bbps_status_permissions_urgent') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator') ) &&  (bbps_is_support_forum( bbp_get_forum_id() )) ) {
        $topic_id = bbp_get_topic_id();
        //topic is urgent so make a link
        if(get_post_meta($topic_id, '_bbps_urgent_topic', true) == 1){
            $urgent_uri = add_query_arg( array( 'action' => 'bbps_make_topic_not_urgent', 'topic_id' => $topic_id ) );
            echo "<div class='bbps-support-forums-message'> This topic is currently marked as urgent change the status to " . '<a href="' . $urgent_uri . '">Not Urgent?</a></div>';
        }
    }

}
add_action( 'bbp_template_before_single_topic' , 'display_urgent_message' );


//Topic Claim code starts here

function bbps_claim_topic_link(){
    //bail if option not set or user permission not up to scratch or if the forum has not been set as a support forum
    if( (get_option('_bbps_claim_topic') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator')) && (bbps_is_support_forum(bbp_get_forum_id())) ) {
    $topic_id = bbp_get_topic_id();
    global $current_user;
    get_currentuserinfo();
    $user_id = $current_user->ID;
        //anything greater than one will be claimed as it saves the claimed user id and will set this back to 0 if a topic is unclaimed
        if ( get_post_meta($topic_id, '_bbps_topic_claimed', true) < 1 ){
            $urgent_uri = add_query_arg( array( 'action' => 'bbps_claim_topic', 'topic_id' => $topic_id, 'user_id' => $user_id ) );
            echo '<span class="bbp-admin-links bbps-links"><a href="' . $urgent_uri . '">Claim </a> | </span>';
        }

    }
    return;
}

add_action('bbp_theme_after_reply_admin_links', 'bbps_claim_topic_link');

//check for the link to be clicked
if ( (isset($_GET['action']) && isset($_GET['topic_id']) && isset($_GET['user_id']) && $_GET['action'] == 'bbps_claim_topic')  )
    bbps_claim_topic();

    if ( (isset($_GET['action']) && isset($_GET['topic_id']) && isset($_GET['user_id']) && $_GET['action'] == 'bbps_unclaim_topic')  )
    bbps_unclaim_topic();

function bbps_claim_topic(){
    $user_id = $_GET['user_id'];
    $topic_id = $_GET['topic_id'];
    //subscribe the user to the topic - this is a bbpress function
    bbp_add_user_subscription( $user_id, $topic_id );
    //record who has claimed the topic in postmeta for use within this plugin
    update_post_meta($topic_id, '_bbps_topic_claimed', $user_id);
}

function bbps_unclaim_topic(){
    $user_id = $_GET['user_id'];
    $topic_id = $_GET['topic_id'];
    //subscribe the user to the topic - this is a bbpress function
    bbp_remove_user_subscription( $user_id, $topic_id );
    //reupdate the postmeta with an id of 0 this is unclaimed now
    delete_post_meta($topic_id, '_bbps_topic_claimed' );
}

function bbps_display_claimed_message(){
    $topic_author_id = bbp_get_topic_author_id();
    global $current_user;
    get_currentuserinfo();
    $user_id = $current_user->ID;
    //we want to display the claimed topic message to the topic owner to
    if( (get_option('_bbps_claim_topic') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator') || $topic_author_id == $user_id ) && (bbps_is_support_forum(bbp_get_forum_id())) ) {

        $topic_id = bbp_get_topic_id();
        $claimed_user_id = get_post_meta($topic_id, '_bbps_topic_claimed', true);
        if($claimed_user_id > 0){
            $user_info = get_userdata ($claimed_user_id);
            $claimed_user_name = $user_info->user_login;
        }
        if($claimed_user_id > 0 && $claimed_user_id != $user_id){
            echo "<div class='bbps-support-forums-message'>This topic is currently claimed by " .$claimed_user_name .", they will be working on it now. </div>";
        }
        //the person who claimed it can unclaim it this will also unsubscribe them when they do
        if ($claimed_user_id == $user_id){
            $urgent_uri = add_query_arg( array( 'action' => 'bbps_unclaim_topic', 'topic_id' => $topic_id, 'user_id' => $user_id ) );
            echo '<div class="bbps-support-forums-message"> You currently own this topic would you like to <a href="' . $urgent_uri . '">Unclame</a> it?</div>';
        }
    }
}

add_action( 'bbp_template_before_single_topic' , 'bbps_display_claimed_message' );

//asign to another user code here:
/*
    $user_id = $_GET['user_id'];
    $topic_id = $_GET['topic_id'];
    //subscribe the user to the topic - this is a bbpress function
    bbp_add_user_subscription( $user_id, $topic_id );
    //record who has claimed the topic in postmeta for use within this plugin
    update_post_meta($topic_id, '_bbps_topic_claimed', $user_id);
*/
function bbps_assign_topic_form(){

    if( (get_option('_bbps_topic_assign') == 1) && (current_user_can('administrator') || current_user_can('bbp_moderator')) ) {
        $topic_id = bbp_get_topic_id();
        $topic_assigned = get_post_meta($topic_id, 'bbps_topic_assigned', true);
        global $current_user;
        get_currentuserinfo();
        $current_user_id = $current_user->ID;
    ?>  <div id="bbps_support_forum_options"> <?php

            $user_login = $current_user->user_login;
            if(!empty($topic_assigned)){
                if($topic_assigned == $current_user_id){
                    ?> <div class='bbps-support-forums-message'> This topic is assigned to you!</div><?php
                }
                else{
                    $user_info = get_userdata ($topic_assigned);
                    $assigned_user_name = $user_info->user_login;
                ?> <div class='bbps-support-forums-message'> This topic is already assigned to: <?php echo $assigned_user_name; ?></div><?php
                }
        }

        ?>
        <div id ="bbps_support_topic_assign">
            <form id="bbps-topic-assign" name="bbps_support_topic_assign" action="" method="post">
            <?php   bbps_user_assign_dropdown(); ?>
                <input type="submit" value="Assign" name="bbps_support_topic_assign" />
                <input type="hidden" value="bbps_assign_topic" name="bbps_action"/>
                <input type="hidden" value="<?php echo $topic_id ?>" name="bbps_topic_id" />
            </form>
        </div></div>  <?php



    }

}

add_action( 'bbp_template_before_single_topic' , 'bbps_assign_topic_form' );

function bbps_user_assign_dropdown(){

    //http://codex.wordpress.org/Class_Reference/WP_User_Query
    $args = array();
    $args[0] = 'ID';
    $args[1] = 'user_login';
    $args[2] = 'user_email';

    $wp_user_search = new WP_User_Query( array( 'role' => 'administrator', 'fields' => $args ) );
    $admins = $wp_user_search->get_results();

    $wp_user_search = new WP_User_Query( array( 'role' => 'bbp_moderator', 'fields' => $args ) );
    $moderators = $wp_user_search->get_results();

    $all_users = array_merge($moderators,$admins);
    $topic_id = bbp_get_topic_id();
    $claimed_user_id = get_post_meta($topic_id, 'bbps_topic_assigned', true);

    if ( !empty($all_users) ){
        if ( $claimed_user_id > 0 ){
            $text = "Reassign topic to: ";
        }else{
            $text = "Assign topic to: ";
        }

        echo $text;
            ?>
        <select name="bbps_assign_list" id="bbps_support_options">
        <option value="">Unassigned</option><?php
        foreach ($all_users as $user){
        ?>
            <option value="<?php echo $user->ID; ?>"> <?php echo $user->user_login; ?></option>
        <?php
        }
        ?> </select> <?php
    }

}


function bbps_assign_topic(){
    $user_id = $_POST['bbps_assign_list'];
    $topic_id = $_POST['bbps_topic_id'];

    if ($user_id > 0){
        $userinfo = get_userdata($user_id);
        $user_email = $userinfo->user_email;
        $post_link = get_permalink( $topic_id );
        //add the user as a subscriber to the topic and send them an email to let them know they have been assigned to a topic
        bbp_add_user_subscription( $user_id, $topic_id );
        /*update the post meta with the assigned users id*/
        $assigned = update_post_meta($topic_id, 'bbps_topic_assigned', $user_id);
        $message = <<< EMAILMSG
        You have been assigned to the following topic, by another forum moderator or the site administrator. Please take a look at it when you get a chance.
        $post_link
EMAILMSG;
        if ($assigned == true){
            wp_mail($user_email,'A forum topic has been assigned to you', $message);
        }
    }
}

// I believe this Problem is because your Plugin is loading at the wrong time, and can be fixed by wrapping your plugin in a wrapper class.
//need to find a hook or think of the best way to do this
    if (!empty($_POST['bbps_support_topic_assign'])){
        bbps_assign_topic($_POST);
    }

    if (!empty($_POST['bbps_support_submit'])){
        bbps_update_status($_POST);
    }

    if (!empty($_POST['bbps_topic_move_submit'])){
        bbps_move_topic($_POST);
    }

// adds a class and status to the front of the topic title
function bbps_modify_title($title, $topic_id = 0){
    $topic_id = bbp_get_topic_id( $topic_id );
    $title = "";
    $topic_author_id = bbp_get_topic_author_id();
    global $current_user;
    get_currentuserinfo();
    $user_id = $current_user->ID;

    $claimed_user_id = get_post_meta($topic_id, '_bbps_topic_claimed', true);
        if($claimed_user_id > 0){
            $user_info = get_userdata ($claimed_user_id);
            $claimed_user_name = $user_info->user_login;
        }

    //2 is the resolved status ID
    if (get_post_meta( $topic_id, '_bbps_topic_status', true ) == 2)
        echo '<span class="resolved"> [Resolved] </span>';
    //we only want to display the urgent topic status to admin and moderators
    if (get_post_meta( $topic_id, '_bbps_urgent_topic', true ) == 1 && (current_user_can('administrator') || current_user_can('bbp_moderator')))
        echo '<span class="urgent"> [Urgent] </span>';
    //claimed topics also only get shown to admin and moderators and the person who owns the topic
    if (get_post_meta( $topic_id, '_bbps_topic_claimed', true ) > 0 && (current_user_can('administrator') || current_user_can('bbp_moderator') || $topic_author_id == $user_id ) ){
        //if this option == 1 we display the users name not [claimed]
        if( get_option( '_bbps_claim_topic_display' ) == 1)
            echo '<span class="claimed">['. $claimed_user_name . ']</span>';
        else
            echo '<span class="claimed"> [Claimed] </span>';
    }
}


add_action('bbp_theme_before_topic_title', 'bbps_modify_title');
?>