Handle sorting, removing duplicate tags, and limiting the number of tags displayed in the database query instead of using PHP code.
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@ -29,12 +29,26 @@ class tagsinalbum_block_Core {
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case "tagsinalbum":
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if (($theme->item) && ($theme->item->is_album())) {
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$item = $theme->item;
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$all_tags = ORM::factory("tag")
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// Create an ORM query for finding one instance of each tag
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// used by children in the current album.
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$tags_model = ORM::factory("tag")
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->join("items_tags", "items_tags.tag_id", "tags.id")
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->join("items", "items.id", "items_tags.item_id", "LEFT")
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->where("items.parent_id", "=", $item->id)
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->order_by("tags.id", "ASC")
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->find_all();
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->order_by("tags.name", "ASC")
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->group_by("tags.id");
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// Limit $all_tags to the first X tags if max_display_tags is set,
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// else populate it with all tags used by this album's children.
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$all_tags = "";
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if (module::get_var("tagsinalbum", "max_display_tags") > 0) {
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$all_tags = $tags_model->find_all(module::get_var("tagsinalbum", "max_display_tags"));
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} else {
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$all_tags = $tags_model->find_all();
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}
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// If this album has children that are tagged, display those tags.
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if (count($all_tags) > 0) {
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$block = new Block();
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$block->css_id = "g-tags-in-album-block";
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@ -1,33 +1,11 @@
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<?php defined("SYSPATH") or die("No direct script access.") ?>
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<?
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// Create an array to store the tag names and urls in.
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$display_tags = array();
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// Loop through all tags in the album, copying their
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// names and urls into the array and skipping duplicates.
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$last_tagid = "";
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foreach ($all_tags as $one_tag) {
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if ($last_tagid != $one_tag->id) {
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$tag = ORM::factory("tag", $one_tag->id);
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$display_tags[] = array(html::clean($tag->name), $tag->url());
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$last_tagid = $one_tag->id;
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}
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if (module::get_var("tagsinalbum", "max_display_tags") > 0) {
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if (count($display_tags) == module::get_var("tagsinalbum", "max_display_tags")) {
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break;
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}
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}
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}
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// Sort the array.
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asort($display_tags);
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// Print out the list of tags as clickable links.
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// Loop through each tag in $all_tags, and display it as a link.
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$not_first = 0;
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foreach ($display_tags as $one_tag) {
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foreach ($all_tags as $one_tag) {
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if ($not_first++ > 0) {
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print ", ";
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}
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print "<a href=\"" . $one_tag[1] . "\">" . $one_tag[0] . "</a>";
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print "<a href=\"" . $one_tag->url() . "\">" . html::clean($one_tag->name) . "</a>";
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}
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?>
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@ -29,12 +29,26 @@ class tagsinalbum_block_Core {
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case "tagsinalbum":
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if (($theme->item) && ($theme->item->is_album())) {
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$item = $theme->item;
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$all_tags = ORM::factory("tag")
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// Create an ORM query for finding one instance of each tag
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// used by children in the current album.
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$tags_model = ORM::factory("tag")
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->join("items_tags", "items_tags.tag_id", "tags.id")
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->join("items", "items.id", "items_tags.item_id", "LEFT")
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->where("items.parent_id", "=", $item->id)
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->order_by("tags.id", "ASC")
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->find_all();
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->order_by("tags.name", "ASC")
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->group_by("tags.id");
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// Limit $all_tags to the first X tags if max_display_tags is set,
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// else populate it with all tags used by this album's children.
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$all_tags = "";
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if (module::get_var("tagsinalbum", "max_display_tags") > 0) {
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$all_tags = $tags_model->find_all(module::get_var("tagsinalbum", "max_display_tags"));
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} else {
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$all_tags = $tags_model->find_all();
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}
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// If this album has children that are tagged, display those tags.
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if (count($all_tags) > 0) {
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$block = new Block();
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$block->css_id = "g-tags-in-album-block";
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@ -1,33 +1,11 @@
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<?php defined("SYSPATH") or die("No direct script access.") ?>
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<?
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// Create an array to store the tag names and urls in.
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$display_tags = array();
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// Loop through all tags in the album, copying their
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// names and urls into the array and skipping duplicates.
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$last_tagid = "";
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foreach ($all_tags as $one_tag) {
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if ($last_tagid != $one_tag->id) {
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$tag = ORM::factory("tag", $one_tag->id);
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$display_tags[] = array(html::clean($tag->name), $tag->url());
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$last_tagid = $one_tag->id;
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}
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if (module::get_var("tagsinalbum", "max_display_tags") > 0) {
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if (count($display_tags) == module::get_var("tagsinalbum", "max_display_tags")) {
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break;
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}
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}
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}
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// Sort the array.
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asort($display_tags);
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// Print out the list of tags as clickable links.
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// Loop through each tag in $all_tags, and display it as a link.
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$not_first = 0;
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foreach ($display_tags as $one_tag) {
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foreach ($all_tags as $one_tag) {
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if ($not_first++ > 0) {
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print ", ";
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}
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print "<a href=\"" . $one_tag[1] . "\">" . $one_tag[0] . "</a>";
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print "<a href=\"" . $one_tag->url() . "\">" . html::clean($one_tag->name) . "</a>";
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}
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?>
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