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<?php // User Submitted Posts - Template Tags |
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if (!defined('ABSPATH')) die(); |
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/* |
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Returns a boolean value indicating whether the specified post is a public submission |
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Usage: <?php if (function_exists('usp_is_public_submission')) usp_is_public_submission(); ?> |
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*/ |
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function usp_is_public_submission($postId = false) { |
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global $post; |
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if (false === $postId) { |
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if ($post) $postId = $post->ID; |
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} |
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if (get_post_meta($postId, 'is_submission', true) == true) { |
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return true; |
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} |
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return false; |
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} |
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/* |
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Returns an array of URLs for the specified post image |
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Usage: <?php $images = usp_get_post_images(); foreach ($images as $image) { echo $image; } ?> |
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*/ |
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function usp_get_post_images($postId = false) { |
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global $post; |
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if (false === $postId) { |
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if ($post) $postId = $post->ID; |
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} |
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if (usp_is_public_submission($postId)) { |
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return get_post_meta($postId, 'user_submit_image'); |
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} |
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return array(); |
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} |
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/* |
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Prints the URLs for all post attachments. |
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Usage: <?php if (function_exists('usp_post_attachments')) usp_post_attachments(); ?> |
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Syntax: <?php if (function_exists('usp_post_attachments')) usp_post_attachments($size, $beforeUrl, $afterUrl, $numberImages, $postId); ?> |
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Parameters: |
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$size = image size as thumbnail, medium, large or full -> default = full |
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$beforeUrl = text/markup displayed before the image URL -> default = <img src=" |
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$afterUrl = text/markup displayed after the image URL -> default = " /> |
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$numberImages = the number of images to display for each post -> default = false (display all) |
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$postId = an optional post ID to use -> default = uses global post |
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*/ |
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function usp_post_attachments($size = 'full', $beforeUrl = '<img src="', $afterUrl = '" />', $numberImages = false, $postId = false) { |
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global $post; |
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if (false === $postId) { |
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if ($post) $postId = $post->ID; |
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} |
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if (false === $numberImages || !is_numeric($numberImages)) { |
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$numberImages = 99; |
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} |
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$args = array( |
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'post_type' => 'attachment', |
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'post_parent' => $postId, |
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'post_status' => 'inherit', |
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'numberposts' => $numberImages |
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); |
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$attachments = get_posts($args); |
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foreach ($attachments as $attachment) { |
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$info = wp_get_attachment_image_src($attachment->ID, $size); |
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echo $beforeUrl . $info[0] . $afterUrl; |
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} |
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} |
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/* |
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For public-submitted posts, this tag displays the author's name as a link (if URL provided) or plain text (if URL not provided) |
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For normal posts, this tag displays the author's name as a link to their author's post page |
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Usage: <?php if (function_exists('usp_author_link')) usp_author_link(); ?> |
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*/ |
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function usp_author_link() { |
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global $post; |
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$isSubmission = get_post_meta($post->ID, 'is_submission', true); |
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$submissionAuthor = get_post_meta($post->ID, 'user_submit_name', true); |
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$submissionLink = get_post_meta($post->ID, 'user_submit_url', true); |
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if ($isSubmission && !empty($submissionAuthor)) { |
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if (empty($submissionLink)) { |
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echo '<span class="usp-author-link">' . $submissionAuthor . '</span>'; |
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} else { |
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echo '<span class="usp-author-link"><a href="' . $submissionLink . '">' . $submissionAuthor . '</a></span>'; |
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} |
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} else { |
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the_author_posts_link(); |
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} |
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} |
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/* |
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Function: usp_get_images() |
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Returns an array of image URLs, wrapped in optional HTML |
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Syntax: <?php if (function_exists('usp_get_images')) $images = usp_get_images($size, $format, $target, $class, $number, $post_id); ?> |
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Usage: <?php if (function_exists('usp_get_images')) $images = usp_get_images(); foreach ($images as $image) echo $image; ?> |
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Parameters: |
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$size = image size as thumbnail, medium, large or full -> default = thumbnail |
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$format = whether to make the image a linked image -> default = image (can use image or image_link) |
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$target = whether to open linked image in new tab -> default = blank (can use blank or self) |
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$class = optional custom class name(s) -> default = none |
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$number = the number of images to display for each post -> default = 100 |
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$post_id = an optional post ID to use -> default = false (uses global/current post) |
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*/ |
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if (!function_exists('usp_get_images')) : |
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function usp_get_images($size = false, $format = false, $target = false, $class = false, $number = false, $post_id = false) { |
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global $post; |
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$post_id = ($post_id && is_numeric($post_id)) ? $post_id : $post->ID; |
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$number = (is_numeric($number)) ? intval($number) : intval(apply_filters('usp_image_attachments', 100)); |
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$class = ($class) ? ' '. sanitize_html_class($class) : ''; |
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$target = ($target === 'blank') ? ' target="_blank" rel="noopener noreferrer"' : ''; |
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$format = ($format === 'image' || $format === 'image_link') ? $format : 'image'; |
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$size = ($size === 'thumbnail' || $size === 'medium' || $size === 'large' || $size === 'full') ? $size : 'thumbnail'; |
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$args = array( |
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'post_status' => 'publish', |
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'post_type' => 'attachment', |
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'post_parent' => $post_id, |
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'post_status' => 'inherit', |
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'posts_per_page' => $number, |
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'fields' => 'ids' |
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); |
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$args = apply_filters('usp_image_attachments_args', $args); |
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$image_ids = get_posts($args); |
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$urls = array(); |
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$i = 1; |
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foreach ($image_ids as $id) { |
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$url = wp_get_attachment_image_src($id, $size); |
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$original = wp_get_attachment_image_src($id, 'full'); |
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if ($url && $original) { |
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if ($format === 'image' && isset($url[0])) { |
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$urls[] = '<img src="'. sanitize_url($url[0]) .'" class="usp-gallery-image'. $class .'" alt="">'; |
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} elseif ($format === 'image_link' && isset($url[0]) && isset($original[0])) { |
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$linked_image = '<a href="'. sanitize_url($original[0]) .'" class="usp-gallery-image-link'. $class .'"'. $target .'>'; |
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$linked_image .= '<img src="'. sanitize_url($url[0]) .'" class="usp-gallery-image" alt=""></a>'; |
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$urls[] = $linked_image; |
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} |
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if ($i == intval($number)) break; |
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$i++; |
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} |
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} |
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return $urls; |
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} |
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endif; |
