Update of trunk version

git-svn-id: https://plugins.svn.wordpress.org/mycred/trunk@956001 b8457f37-d9ea-0310-8a92-e5e31aec5664

addons/badges/assets/css/admin.css

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+th#title { width: 20%; }
+th#badge-images { width: 40%; }
+th#badge-reqs { width: 30%; }
+th#badge-users { width: 10%; }

addons/badges/assets/css/index.php

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+<?php
+// Silence is golden.
+?>

addons/badges/assets/index.php

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+<?php
+// Silence is golden.
+?>

addons/badges/includes/index.php

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+<?php
+// Silence is golden.
+?>

addons/badges/includes/mycred-badge-functions.php

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+<?php
+if ( ! defined( 'myCRED_VERSION' ) ) exit;
+
+/**
+ * Get Badge Requirements
+ * Returns the badge requirements as an array.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_get_badge_requirements' ) ) :
+	function mycred_get_badge_requirements( $post_id = NULL, $editor = false )
+	{
+		$req = (array) get_post_meta( $post_id, 'badge_requirements', true );
+		if ( $editor && empty( $req ) )
+			$req = array(
+				0 => array(
+					'type'      => '',
+					'reference' => '',
+					'amount'    => '',
+					'by'        => ''
+				)
+			);
+
+		return apply_filters( 'mycred_badge_requirements', $req, $editor );
+	}
+endif;
+
+/**
+ * Display Badge Requirements
+ * Returns the badge requirements as a string in a readable format.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_display_badge_requirement' ) ) :
+	function mycred_display_badge_requirements( $post_id = NULL, $sep = '<br />' )
+	{
+		$requirements = mycred_get_badge_requirements( $post_id );
+		if ( empty( $requirements ) ) {
+
+			$reply = '-';
+
+		}
+		else {
+
+			$types = mycred_get_types();
+			$references = mycred_get_all_references();
+
+			$output = array();
+			foreach ( $requirements as $row => $needs ) {
+				if ( ! isset( $types[ $needs['type'] ] ) )
+					$point_type = '-';
+				else
+					$point_type = $types[ $needs['type'] ];
+
+				if ( ! isset( $references[ $needs['reference'] ] ) )
+					$ref = '-';
+				else
+					$ref = $references[ $needs['reference'] ];
+
+				if ( $needs['by'] == 'count' )
+					$output[] = $point_type . ' ' . __( 'for', 'mycred' ) . ' ' . $ref . ' ' . $needs['amount'] . ' ' . __( 'time(s)', 'mycred' );
+				else
+					$output[] = $needs['amount'] . ' ' . $point_type . ' ' . __( 'for', 'mycred' ) . ' ' . $ref . ' ' . __( 'in total', 'mycred' );
+
+			}
+			$reply = implode( $sep, $output ) . '.';
+
+		}
+
+		return apply_filters( 'mycred_badge_display_requirements', $reply, $post_id, $sep );
+	}
+endif;
+
+/**
+ * Count Users with Badge
+ * Counts the number of users that has the given badge.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_count_users_with_badge' ) ) :
+	function mycred_count_users_with_badge( $post_id = NULL )
+	{
+		global $wpdb;
+
+		$key = 'mycred_badge' . $post_id;
+		$count = $wpdb->get_var( $wpdb->prepare( "
+			SELECT COUNT( DISTINCT user_id ) 
+			FROM {$wpdb->usermeta} 
+			WHERE meta_key = %s", $key ) );
+
+		return apply_filters( 'mycred_count_users_with_badge', $count, $post_id );
+	}
+endif;
+
+/**
+ * Count Users without Badge
+ * Counts the number of users that does not have a given badge.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_count_users_without_badge' ) ) :
+	function mycred_count_users_without_badge( $post_id = NULL )
+	{
+		global $wpdb;
+
+		$key = 'mycred_badge' . $post_id;
+		$count = $wpdb->get_var( $wpdb->prepare( "
+			SELECT COUNT( DISTINCT user_id ) 
+			FROM {$wpdb->usermeta} 
+			WHERE meta_key != %s", $key ) );
+
+		return apply_filters( 'mycred_count_users_without_badge', $count, $post_id );
+	}
+endif;
+
+/**
+ * Reference Has Badge
+ * Checks if a given reference has a badge associated with it.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_ref_has_badge' ) ) :
+	function mycred_ref_has_badge( $reference = '' )
+	{
+		if ( $reference == '' ) return false;
+
+		global $wpdb;
+
+		$badge_ids = $wpdb->get_col( $wpdb->prepare( "
+			SELECT post_id 
+			FROM {$wpdb->postmeta} 
+			WHERE meta_key = %s 
+			AND meta_value LIKE %s;", 'badge_requirements', '%' . $reference . '%' ) );
+
+		if ( empty( $badge_ids ) )
+			$badge_ids = false;
+
+		return apply_filters( 'mycred_ref_has_badge', $badge_ids, $reference );
+	}
+endif;
+
+/**
+ * Check if User Gets Badge
+ * Checks if a given user has earned one or multiple badges.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_check_if_user_gets_badge' ) ) :
+	function mycred_check_if_user_gets_badge( $user_id = NULL, $request = array(), $badge_ids = array() )
+	{
+		if ( $user_id === NULL || empty( $badge_ids ) ) return;
+
+		global $wpdb;
+
+		foreach ( $badge_ids as $badge_id ) {
+
+			// See if user already has badge
+			if ( mycred_get_user_meta( $user_id, 'mycred_badge' . $badge_id, '', true ) != '' ) continue;
+
+			$requirements = mycred_get_badge_requirements( $badge_id );
+			$needs = $requirements[0];
+
+			$mycred = mycred( $needs['type'] );
+			$mycred_log = $mycred->log_table;
+
+			if ( $needs['by'] == 'count' ) {
+				$select = 'COUNT( * )';
+				$amount = $needs['amount'];
+			}
+			else {
+				$select = 'SUM( creds )';
+				$amount = $mycred->number( $needs['amount'] );
+			}
+
+			$result = $wpdb->get_var( $wpdb->prepare( "
+			SELECT {$select} 
+			FROM {$mycred_log} 
+			WHERE user_id = %d 
+				AND ctype = %s 
+				AND ref = %s;", $user_id, $needs['type'], $needs['reference'] ) );
+
+			// If this function is used by the mycred_add filter, we need to take into
+			// account the instance that we are currently being hooked into as the log entry
+			// will be added after this code has executed.
+
+			// In case we sum up, add the points the user will gain to the result
+			if ( ! isset( $request['done'] ) && $needs['by'] == 'sum' )
+				$result = $result + $request['amount'];
+
+			// Else if we add up, increment the count by the missing 1 entry.
+			elseif ( ! isset( $request['done'] ) && $needs['by'] == 'count' )
+				$result = $result + 1;
+
+			if ( $needs['by'] != 'count' )
+				$result = $mycred->number( $result );
+
+			// Got it!
+			if ( $result >= $amount ) {
+				mycred_update_user_meta( $user_id, 'mycred_badge' . $badge_id, '', apply_filters( 'mycred_badge_user_value', 1, $user_id, $badge_id ) );
+			}
+
+		}
+	}
+endif;
+
+/**
+ * Get Users Badges
+ * Returns the badge post IDs that a given user currently holds.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_get_users_badges' ) ) :
+	function mycred_get_users_badges( $user_id = NULL )
+	{
+		if ( $user_id === NULL ) return '';
+
+		global $wpdb;
+
+		$query = $wpdb->get_col( $wpdb->prepare( "
+			SELECT meta_key 
+			FROM {$wpdb->usermeta} 
+			WHERE user_id = %d 
+			AND meta_key LIKE %s", $user_id, 'mycred_badge%' ) );
+
+		$badge_ids = array();
+		if ( ! empty( $query ) ) {
+			foreach ( $query as $row => $badge ) {
+				$badge_id = substr( $badge, 12 );
+				if ( $badge_id == '' ) continue;
+				$badge_ids[] = absint( $badge_id );
+			}
+			$badge_ids = array_unique( $badge_ids );
+		}
+
+		return apply_filters( 'mycred_get_users_badges', $badge_ids, $user_id );
+	}
+endif;
+
+/**
+ * Display Users Badges
+ * Will echo all badge images a given user has earned.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_display_users_badges' ) ) :
+	function mycred_display_users_badges( $user_id = NULL )
+	{
+		if ( $user_id === NULL || $user_id == 0 ) return;
+
+		$users_badges = mycred_get_users_badges( $user_id );
+
+		echo '<div id="mycred-users-badges">';
+
+		if ( ! empty( $users_badges ) ) {
+
+			foreach ( $users_badges as $badge_id )
+				echo '<img src="' . get_post_meta( $badge_id, 'main_image', true ) . '" class="mycred-badge earned badge-id-' . $badge_id . '" alt="' . get_the_title( $badge_id ) . '" title="' . get_the_title( $badge_id ) . '" />';
+
+		}
+
+		echo '</div>';
+	}
+endif;
+
+/**
+ * Get Badge IDs
+ * Returns all published badge post IDs.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_get_badge_ids' ) ) :
+	function mycred_get_badge_ids()
+	{
+		global $wpdb;
+
+		$badge_ids = $wpdb->get_col( "
+			SELECT ID 
+			FROM {$wpdb->posts} 
+			WHERE post_type = 'mycred_badge' 
+			AND post_status = 'publish';" );
+
+		return apply_filters( 'mycred_get_badge_ids', $badge_ids );
+	}
+endif;
+
+/**
+ * Get Badges
+ * Returns all badges with it's requirements and badge images.
+ * @since 1.5
+ * @version 1.0
+ */
+if ( ! function_exists( 'mycred_get_badges' ) ) :
+	function mycred_get_badges()
+	{
+		global $wpdb;
+
+		$badges = $wpdb->get_results( "
+			SELECT posts.ID, posts.post_title, req.meta_value AS requires, def.meta_value AS default_img, main.meta_value AS main_img 
+			FROM {$wpdb->posts} posts 
+			INNER JOIN {$wpdb->postmeta} req 
+				ON ( posts.ID = req.post_id ) 
+			INNER JOIN {$wpdb->postmeta} def 
+				ON ( posts.ID = def.post_id ) 
+			INNER JOIN {$wpdb->postmeta} main 
+				ON ( posts.ID = main.post_id ) 
+			WHERE posts.post_type = 'mycred_badge' 
+				AND posts.post_status = 'publish' 
+				AND req.meta_key = 'badge_requirements' 
+				AND def.meta_key = 'default_image' 
+				AND main.meta_key = 'main_image'
+			ORDER BY posts.post_date DESC;" );
+
+		return apply_filters( 'mycred_get_badges', $badges );
+	}
+endif;
+?>