diff options
Diffstat (limited to 'modules/comment/comment.module')
| -rw-r--r-- | modules/comment/comment.module | 762 |
1 files changed, 381 insertions, 381 deletions
diff --git a/modules/comment/comment.module b/modules/comment/comment.module index 0782ef2e7..f31b80116 100644 --- a/modules/comment/comment.module +++ b/modules/comment/comment.module @@ -95,6 +95,245 @@ function comment_help($section) { } /** + * Implementation of hook_menu(). + */ +function comment_menu() { + $items = array(); + $access = user_access('administer comments'); + + $items[] = array('path' => 'admin/comment', 'title' => t('comments'), + 'callback' => 'comment_admin', 'access' => $access); + $items[] = array('path' => 'admin/comment/edit', 'title' => t('edit comment'), + 'callback' => 'comment_admin', 'access' => $access, + 'type' => MENU_CALLBACK); + $items[] = array('path' => 'admin/comment/delete', 'title' => t('delete comment'), + 'callback' => 'comment_admin', 'access' => $access, + 'type' => MENU_CALLBACK); + + // Tabs: + $items[] = array('path' => 'admin/comment/configure', 'title' => t('configure'), + 'callback' => 'comment_configure', 'access' => $access, + 'type' => MENU_LOCAL_TASK); + if (module_exist('search')) { + $items[] = array('path' => 'admin/comment/search', 'title' => t('search'), + 'callback' => 'comment_admin', 'access' => $access, + 'type' => MENU_LOCAL_TASK); + } + + // Subtabs: + $items[] = array('path' => 'admin/comment/new', 'title' => t('new comments'), + 'callback' => 'comment_admin', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK); + $items[] = array('path' => 'admin/comment/approval', 'title' => t('approval queue'), + 'callback' => 'comment_admin', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK); + $items[] = array('path' => 'admin/comment/configure/settings', 'title' => t('settings'), + 'callback' => 'comment_configure', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK); + $access = user_access('administer comments') && user_access('administer moderation'); + $items[] = array('path' => 'admin/comment/configure/matrix', 'title' => t('moderation matrix'), + 'callback' => 'comment_matrix_settings', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK); + $items[] = array('path' => 'admin/comment/configure/thresholds', 'title' => t('moderation thresholds'), + 'callback' => 'comment_threshold_settings', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK); + $items[] = array('path' => 'admin/comment/configure/votes', 'title' => t('moderation votes'), + 'callback' => 'comment_vote_settings', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK, + 'weight' => 6); + $items[] = array('path' => 'admin/comment/configure/roles', 'title' => t('moderation roles'), + 'callback' => 'comment_role_settings', 'access' => $access, + 'type' => MENU_LOCAL_SUBTASK, + 'weight' => 6); + + $items[] = array('path' => 'comment', 'title' => t('comments'), + 'callback' => 'comment_page', 'access' => $access, + 'type' => MENU_CALLBACK); + + return $items; +} + +/** + * Implementation of hook_perm(). + */ +function comment_perm() { + return array('access comments', 'post comments', 'administer comments', 'moderate comments', 'post comments without approval', 'administer moderation'); +} + +/** + * Implementation of hook_block(). + * + * Generates a block with the most recent comments. + */ +function comment_block($op = 'list', $delta = 0) { + if ($op == 'list') { + $blocks[0]['info'] = t('Recent comments'); + return $blocks; + } + else if (user_access('access comments')) { + $result = db_query_range('SELECT * FROM {comments} WHERE status = 0 ORDER BY timestamp DESC', 0, 10); + $items = array(); + while ($comment = db_fetch_object($result)) { + $items[] = l($comment->subject, "node/$comment->nid", NULL, NULL, "comment-$comment->cid") .'<br />'. format_interval(time() - $comment->timestamp) .' '. t('ago'); + } + + $block['subject'] = t('Recent comments'); + $block['content'] = theme('item_list', $items); + return $block; + } +} + +/** + * Implementation of hook_link(). + */ +function comment_link($type, $node = 0, $main = 0) { + $links = array(); + + if ($type == 'node' && $node->comment) { + + if ($main) { + // Main page: display the number of comments that have been posted. + + if (user_access('access comments')) { + $all = comment_num_all($node->nid); + $new = comment_num_new($node->nid); + + if ($all) { + $links[] = l(format_plural($all, '1 comment', '%count comments'), "node/$node->nid", array('title' => t('Jump to the first comment of this posting.')), NULL, 'comment'); + + if ($new) { + $links[] = l(format_plural($new, '1 new comment', '%count new comments'), "node/$node->nid", array('title' => t('Jump to the first new comment of this posting.')), NULL, 'new'); + } + } + else { + if ($node->comment == 2) { + if (user_access('post comments')) { + $links[] = l(t('add new comment'), "comment/reply/$node->nid", array('title' => t('Add a new comment to this page.'))); + } + else { + $links[] = theme('comment_post_forbidden'); + } + } + } + } + } + else { + // Node page: add a "post comment" link if the user is allowed to + // post comments, if this node is not read-only, and if the comment form isn't already shown + + if ($node->comment == 2 && variable_get('comment_form_location', 0) == 0) { + if (user_access('post comments')) { + $links[] = l(t('add new comment'), "comment/reply/$node->nid", array('title' => t('Share your thoughts and opinions related to this posting.')), NULL, 'comment'); + } + else { + $links[] = theme('comment_post_forbidden'); + } + } + } + } + + if ($type == 'comment') { + $links = comment_links($node, $main); + } + + return $links; +} + +/** + * Implementation of hook_nodeapi(). + */ +function comment_nodeapi(&$node, $op, $arg = 0) { + switch ($op) { + case 'settings': + $output[t('comment')] = form_select('', "comment_$node->type", variable_get("comment_$node->type", 2), array(t('Disabled'), t('Read only'), t('Read/Write'))); + return $output; + case 'fields': + return array('comment'); + case 'form admin': + if (user_access('administer comments')) { + $selected = isset($node->comment) ? $node->comment : variable_get("comment_$node->type", 2); + $output = form_radios('', 'comment', $selected, array(t('Disabled'), t('Read only'), t('Read/write'))); + return form_group(t('User comments'), $output); + } + break; + case 'validate': + if (!user_access('administer nodes')) { + // Force default for normal users: + $node->comment = variable_get("comment_$node->type", 2); + } + break; + case 'delete': + db_query("DELETE FROM {comments} WHERE nid = '$node->nid'"); + break; + } +} + +/** + * Implementation of hook_node_link(). + * + * Allows users with appropriate privileges to edit comments when viewing + * a node. + */ +function comment_node_link($node) { + if (user_access('administer comments')) { + $result = db_query('SELECT c.cid, c.subject, c.name, c.homepage, u.uid, u.name AS registered_name, c.name FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid WHERE nid = %d AND c.status = 0 ORDER BY c.timestamp', $node->nid); + + $header = array(t('title'), t('author'), array('data' => t('operations'), 'colspan' => 3)); + + while ($comment = db_fetch_object($result)) { + $comment->name = $comment->registered_name ? $comment->registered_name : $comment->name; + $rows[] = array(l($comment->subject, "node/$node->nid", NULL, NULL, "comment-$comment->cid"), format_name($comment), l(t('view comment'), "node/$node->nid", NULL, NULL, $comment->cid), l(t('edit comment'), "admin/comment/edit/$comment->cid"), l(t('delete comment'), "admin/comment/delete/$comment->cid")); + } + + if ($rows) { + $output = '<h3>'. t('Edit comments') .'</h3>'; + $output .= theme('table', $header, $rows); + } + + return $output; + } +} + +/** + * Implementation of hook_search(). + * + * This search function uses search.module's built-in content index by + * calling do_search(). The "nid" identifier in the select is used to + * present search results in the context of their associated node. + */ +function comment_search($keys) { + $find = do_search(array("keys" => $keys, "type" => 'comment', "select" => "select s.lno as lno, c.nid as nid, c.subject as title, c.timestamp as created, u.uid as uid, u.name as name, s.count as count FROM {search_index} s, {comments} c INNER JOIN {users} u ON c.uid = u.uid WHERE s.lno = c.cid AND s.type = 'comment' AND c.status = 0 AND s.word like '%'")); + + return array(t('Matching comments ranked in order of relevance'), $find); +} + +/** + * Implementation of hook_update_index(). + * + * The SQL statement returned checks for the last time the index was updated + * so as not to cause redundant work for the indexer. + */ +function comment_update_index() { + return array('last_update' => 'comment_cron_last', 'node_type' => 'comment', 'select' => 'SELECT c.cid as lno, c.subject as text1, c.comment as text2 FROM {comments} c WHERE c.status = 0 AND timestamp > '. variable_get('comment_cron_last', 1)); +} + +/** + * Implementation of hook_user(). + * + * Provides signature customization for the user's comments. + */ +function comment_user($type, $edit, &$user, $category = NULL) { + if ($type == 'form' && $category == 'account') { + // when user tries to edit his own data + return array(array('title' => t('Comment settings'), 'data' => form_textarea(t('Signature'), 'signature', $user->signature, 64, 3, t('Your signature will be publicly displayed at the end of your comments.') .'<br />'. filter_tips_short()), 'weight' => 2)); + } + if ($type == 'validate') { + // validate user data editing + return array('signature' => $edit['signature']); + } +} + +/** * Menu callback; prints the comment-specific help text from admin/help. */ function comment_help_page() { @@ -134,22 +373,6 @@ function comment_configure() { } /** - * Implementation of hook_user(). - * - * Provides signature customization for the user's comments. - */ -function comment_user($type, $edit, &$user, $category = NULL) { - if ($type == 'form' && $category == 'account') { - // when user tries to edit his own data - return array(array('title' => t('Comment settings'), 'data' => form_textarea(t('Signature'), 'signature', $user->signature, 64, 3, t('Your signature will be publicly displayed at the end of your comments.') .'<br />'. filter_tips_short()), 'weight' => 2)); - } - if ($type == 'validate') { - // validate user data editing - return array('signature' => $edit['signature']); - } -} - -/** * This is *not* a hook_access() implementation. This function is called * to determine whether the current user has access to a particular comment. * @@ -167,29 +390,6 @@ function comment_access($op, $comment) { } } -/** - * Implementation of hook_block(). - * - * Generates a block with the most recent comments. - */ -function comment_block($op = 'list', $delta = 0) { - if ($op == 'list') { - $blocks[0]['info'] = t('Recent comments'); - return $blocks; - } - else if (user_access('access comments')) { - $result = db_query_range('SELECT * FROM {comments} WHERE status = 0 ORDER BY timestamp DESC', 0, 10); - $items = array(); - while ($comment = db_fetch_object($result)) { - $items[] = l($comment->subject, "node/$comment->nid", NULL, NULL, "comment-$comment->cid") .'<br />'. format_interval(time() - $comment->timestamp) .' '. t('ago'); - } - - $block['subject'] = t('Recent comments'); - $block['content'] = theme('item_list', $items); - return $block; - } -} - function comment_node_url() { return arg(0) .'/'. arg(1) .'/'. arg(2); } @@ -738,128 +938,6 @@ function comment_render($node, $cid = 0) { } /** - * Implementation of hook_perm(). - */ -function comment_perm() { - return array('access comments', 'post comments', 'administer comments', 'moderate comments', 'post comments without approval', 'administer moderation'); -} - -/** - * Implementation of hook_link(). - */ -function comment_link($type, $node = 0, $main = 0) { - $links = array(); - - if ($type == 'node' && $node->comment) { - - if ($main) { - // Main page: display the number of comments that have been posted. - - if (user_access('access comments')) { - $all = comment_num_all($node->nid); - $new = comment_num_new($node->nid); - - if ($all) { - $links[] = l(format_plural($all, '1 comment', '%count comments'), "node/$node->nid", array('title' => t('Jump to the first comment of this posting.')), NULL, 'comment'); - - if ($new) { - $links[] = l(format_plural($new, '1 new comment', '%count new comments'), "node/$node->nid", array('title' => t('Jump to the first new comment of this posting.')), NULL, 'new'); - } - } - else { - if ($node->comment == 2) { - if (user_access('post comments')) { - $links[] = l(t('add new comment'), "comment/reply/$node->nid", array('title' => t('Add a new comment to this page.'))); - } - else { - $links[] = theme('comment_post_forbidden'); - } - } - } - } - } - else { - // Node page: add a "post comment" link if the user is allowed to - // post comments, if this node is not read-only, and if the comment form isn't already shown - - if ($node->comment == 2 && variable_get('comment_form_location', 0) == 0) { - if (user_access('post comments')) { - $links[] = l(t('add new comment'), "comment/reply/$node->nid", array('title' => t('Share your thoughts and opinions related to this posting.')), NULL, 'comment'); - } - else { - $links[] = theme('comment_post_forbidden'); - } - } - } - } - - if ($type == 'comment') { - $links = comment_links($node, $main); - } - - return $links; -} - -/** - * Implementation of hook_menu(). - */ -function comment_menu() { - $items = array(); - $access = user_access('administer comments'); - - $items[] = array('path' => 'admin/comment', 'title' => t('comments'), - 'callback' => 'comment_admin', 'access' => $access); - $items[] = array('path' => 'admin/comment/edit', 'title' => t('edit comment'), - 'callback' => 'comment_admin', 'access' => $access, - 'type' => MENU_CALLBACK); - $items[] = array('path' => 'admin/comment/delete', 'title' => t('delete comment'), - 'callback' => 'comment_admin', 'access' => $access, - 'type' => MENU_CALLBACK); - - // Tabs: - $items[] = array('path' => 'admin/comment/configure', 'title' => t('configure'), - 'callback' => 'comment_configure', 'access' => $access, - 'type' => MENU_LOCAL_TASK); - if (module_exist('search')) { - $items[] = array('path' => 'admin/comment/search', 'title' => t('search'), - 'callback' => 'comment_admin', 'access' => $access, - 'type' => MENU_LOCAL_TASK); - } - - // Subtabs: - $items[] = array('path' => 'admin/comment/new', 'title' => t('new comments'), - 'callback' => 'comment_admin', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK); - $items[] = array('path' => 'admin/comment/approval', 'title' => t('approval queue'), - 'callback' => 'comment_admin', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK); - $items[] = array('path' => 'admin/comment/configure/settings', 'title' => t('settings'), - 'callback' => 'comment_configure', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK); - $access = user_access('administer comments') && user_access('administer moderation'); - $items[] = array('path' => 'admin/comment/configure/matrix', 'title' => t('moderation matrix'), - 'callback' => 'comment_matrix_settings', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK); - $items[] = array('path' => 'admin/comment/configure/thresholds', 'title' => t('moderation thresholds'), - 'callback' => 'comment_threshold_settings', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK); - $items[] = array('path' => 'admin/comment/configure/votes', 'title' => t('moderation votes'), - 'callback' => 'comment_vote_settings', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK, - 'weight' => 6); - $items[] = array('path' => 'admin/comment/configure/roles', 'title' => t('moderation roles'), - 'callback' => 'comment_role_settings', 'access' => $access, - 'type' => MENU_LOCAL_SUBTASK, - 'weight' => 6); - - $items[] = array('path' => 'comment', 'title' => t('comments'), - 'callback' => 'comment_page', 'access' => $access, - 'type' => MENU_CALLBACK); - - return $items; -} - -/** * Menu callback; dispatches to the correct comment function. */ function comment_page() { @@ -902,32 +980,6 @@ function comment_page() { } } -/** - * Implementation of hook_node_link(). - * - * Allows users with appropriate privileges to edit comments when viewing - * a node. - */ -function comment_node_link($node) { - if (user_access('administer comments')) { - $result = db_query('SELECT c.cid, c.subject, c.name, c.homepage, u.uid, u.name AS registered_name, c.name FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid WHERE nid = %d AND c.status = 0 ORDER BY c.timestamp', $node->nid); - - $header = array(t('title'), t('author'), array('data' => t('operations'), 'colspan' => 3)); - - while ($comment = db_fetch_object($result)) { - $comment->name = $comment->registered_name ? $comment->registered_name : $comment->name; - $rows[] = array(l($comment->subject, "node/$node->nid", NULL, NULL, "comment-$comment->cid"), format_name($comment), l(t('view comment'), "node/$node->nid", NULL, NULL, $comment->cid), l(t('edit comment'), "admin/comment/edit/$comment->cid"), l(t('delete comment'), "admin/comment/delete/$comment->cid")); - } - - if ($rows) { - $output = '<h3>'. t('Edit comments') .'</h3>'; - $output .= theme('table', $header, $rows); - } - - return $output; - } -} - function comment_admin_edit($id) { $result = db_query('SELECT c.*, u.name AS registered_name, u.uid FROM {comments} c INNER JOIN {users} u ON c.uid = u.uid WHERE c.cid = %d AND c.status != 2', $id); @@ -947,18 +999,6 @@ function comment_admin_edit($id) { } } -function _comment_delete_thread($comment) { - // Delete the comment: - db_query('DELETE FROM {comments} WHERE cid = %d', $comment->cid); - watchdog('special', t('comment: deleted "%comment-subject"', array('%comment-subject' => $comment->subject))); - - // Delete the comment's replies: - $result = db_query('SELECT cid, subject FROM {comments} WHERE pid = %d', $comment->cid); - while ($comment = db_fetch_object($result)) { - _comment_delete_thread($comment); - } -} - function comment_delete($cid, $confirmed = 0) { $comment = db_fetch_object(db_query('SELECT c.*, u.name AS registered_name, u.uid FROM {comments} c INNER JOIN {users} u ON u.uid = c.uid WHERE c.cid = %d', $cid)); $comment->name = $comment->registered_name ? $comment->registered_name : $comment->name; @@ -1241,6 +1281,140 @@ function comment_admin() { print theme('page', $output); } +/** +*** misc functions: helpers, privates, history, search +**/ + + +function comment_visible($comment, $threshold = 0) { + if ($comment->score >= $threshold) { + return 1; + } + else { + return 0; + } +} + +function comment_moderate() { + global $user; + + $moderation = $_POST['moderation']; + + if ($moderation) { + $result = db_query('SELECT mid, MAX(value) AS value FROM {moderation_roles} WHERE rid IN (%s) GROUP BY mid', implode(', ', array_keys($user->roles))); + while ($mod = db_fetch_object($result)) { + $votes[$mod->mid] = $mod->value; + } + + $node = node_load(array('nid' => db_result(db_query('SELECT nid FROM {comments} WHERE cid = %d', key($moderation))))); + + if (user_access('administer comments') || comment_user_can_moderate($node)) { + foreach ($moderation as $cid => $vote) { + if ($vote) { + $comment = db_fetch_object(db_query('SELECT * FROM {comments} WHERE cid = %d', $cid)); + $users = unserialize($comment->users); + if ($user->uid != $comment->uid && !(comment_already_moderated($user->uid, $comment->users))) { + $users[$user->uid] = $vote; + $tot_score = 0; + foreach ($users as $uid => $vote) { + if ($uid) { + $tot_score = $tot_score + $votes[$vote]; + } + else { + // vote 0 is the start value + $tot_score = $tot_score + $vote; + } + } + $new_score = round($tot_score / count($users)); + db_query("UPDATE {comments} SET score = '$new_score', users = '%s' WHERE cid = %d", serialize($users), $cid); + + /* + ** Fire a hook + */ + + module_invoke_all('comment', 'moderate', $cid, $vote); + } + } + } + } + } +} + +function comment_save_settings($mode, $order, $threshold, $comments_per_page) { + global $user; + + if ($user->uid) { + $user = user_save($user, array('mode' => $mode, 'sort' => $order, 'threshold' => $threshold, 'comments_per_page' => $comments_per_page)); + } + else { + $_SESSION['comment_mode'] = $mode; + $_SESSION['comment_sort'] = $order; + $_SESSION['comment_threshold'] = $threshold; + $_SESSION['comment_comments_per_page'] = $comments_per_page; + } +} + +function comment_num_all($nid) { + static $cache; + + if (!isset($cache[$nid])) { + $cache[$nid] = db_result(db_query('SELECT COUNT(cid) FROM {comments} WHERE nid = %d AND status = 0', $nid)); + } + return $cache[$nid]; +} + +function comment_num_replies($pid) { + static $cache; + + if (!isset($cache[$pid])) { + $cache[$pid] = db_result(db_query('SELECT COUNT(cid) FROM {comments} WHERE pid = %d AND status = 0', $pid)); + } + + return $cache[$pid]; +} + +/** + * get number of new comments for current user and specified node + * + * @param $nid node-id to count comments for + * @param $timestamp time to count from (defaults to time of last user access + * to node) + */ +function comment_num_new($nid, $timestamp = 0) { + global $user; + + if ($user->uid) { + // Retrieve the timestamp at which the current user last viewed the + // specified node. + if (!$timestamp) { + $timestamp = node_last_viewed($nid); + } + + // Use the timestamp to retrieve the number of new comments. + $result = db_result(db_query('SELECT COUNT(c.cid) FROM {node} n INNER JOIN {comments} c ON n.nid = c.nid WHERE n.nid = %d AND timestamp > %d AND c.status = 0', $nid, $timestamp)); + + return $result; + } + else { + return 0; + } + +} + +function comment_user_can_moderate($node) { + global $user; + return (user_access('moderate comments')); + // TODO: || (($user->uid == $node->uid) && user_access("moderate comments in owned node"))); +} + +function comment_already_moderated($uid, $users) { + $comment_users = unserialize($users); + if (!$comment_users) { + $comment_users = array(); + } + return in_array($uid, array_keys($comment_users)); +} + /* ** Renderer or visualization functions this can be optionally ** overridden by themes. @@ -1476,189 +1650,15 @@ function theme_comment_post_forbidden() { } } -/** -*** misc functions: helpers, privates, history, search -**/ - - -function comment_visible($comment, $threshold = 0) { - if ($comment->score >= $threshold) { - return 1; - } - else { - return 0; - } -} - -function comment_moderate() { - global $user; - - $moderation = $_POST['moderation']; - - if ($moderation) { - $result = db_query('SELECT mid, MAX(value) AS value FROM {moderation_roles} WHERE rid IN (%s) GROUP BY mid', implode(', ', array_keys($user->roles))); - while ($mod = db_fetch_object($result)) { - $votes[$mod->mid] = $mod->value; - } - - $node = node_load(array('nid' => db_result(db_query('SELECT nid FROM {comments} WHERE cid = %d', key($moderation))))); - - if (user_access('administer comments') || comment_user_can_moderate($node)) { - foreach ($moderation as $cid => $vote) { - if ($vote) { - $comment = db_fetch_object(db_query('SELECT * FROM {comments} WHERE cid = %d', $cid)); - $users = unserialize($comment->users); - if ($user->uid != $comment->uid && !(comment_already_moderated($user->uid, $comment->users))) { - $users[$user->uid] = $vote; - $tot_score = 0; - foreach ($users as $uid => $vote) { - if ($uid) { - $tot_score = $tot_score + $votes[$vote]; - } - else { - // vote 0 is the start value - $tot_score = $tot_score + $vote; - } - } - $new_score = round($tot_score / count($users)); - db_query("UPDATE {comments} SET score = '$new_score', users = '%s' WHERE cid = %d", serialize($users), $cid); - - /* - ** Fire a hook - */ - - module_invoke_all('comment', 'moderate', $cid, $vote); - } - } - } - } - } -} - -function comment_save_settings($mode, $order, $threshold, $comments_per_page) { - global $user; - - if ($user->uid) { - $user = user_save($user, array('mode' => $mode, 'sort' => $order, 'threshold' => $threshold, 'comments_per_page' => $comments_per_page)); - } - else { - $_SESSION['comment_mode'] = $mode; - $_SESSION['comment_sort'] = $order; - $_SESSION['comment_threshold'] = $threshold; - $_SESSION['comment_comments_per_page'] = $comments_per_page; - } -} - -function comment_num_all($nid) { - static $cache; - - if (!isset($cache[$nid])) { - $cache[$nid] = db_result(db_query('SELECT COUNT(cid) FROM {comments} WHERE nid = %d AND status = 0', $nid)); - } - return $cache[$nid]; -} - -function comment_num_replies($pid) { - static $cache; - - if (!isset($cache[$pid])) { - $cache[$pid] = db_result(db_query('SELECT COUNT(cid) FROM {comments} WHERE pid = %d AND status = 0', $pid)); - } - - return $cache[$pid]; -} - -/** - * get number of new comments for current user and specified node - * - * @param $nid node-id to count comments for - * @param $timestamp time to count from (defaults to time of last user access - * to node) - */ -function comment_num_new($nid, $timestamp = 0) { - global $user; - - if ($user->uid) { - // Retrieve the timestamp at which the current user last viewed the - // specified node. - if (!$timestamp) { - $timestamp = node_last_viewed($nid); - } - - // Use the timestamp to retrieve the number of new comments. - $result = db_result(db_query('SELECT COUNT(c.cid) FROM {node} n INNER JOIN {comments} c ON n.nid = c.nid WHERE n.nid = %d AND timestamp > %d AND c.status = 0', $nid, $timestamp)); - - return $result; - } - else { - return 0; - } - -} - -function comment_user_can_moderate($node) { - global $user; - return (user_access('moderate comments')); - // TODO: || (($user->uid == $node->uid) && user_access("moderate comments in owned node"))); -} - -function comment_already_moderated($uid, $users) { - $comment_users = unserialize($users); - if (!$comment_users) { - $comment_users = array(); - } - return in_array($uid, array_keys($comment_users)); -} - -/** - * Implementation of hook_search(). - * - * This search function uses search.module's built-in content index by - * calling do_search(). The "nid" identifier in the select is used to - * present search results in the context of their associated node. - */ -function comment_search($keys) { - $find = do_search(array("keys" => $keys, "type" => 'comment', "select" => "select s.lno as lno, c.nid as nid, c.subject as title, c.timestamp as created, u.uid as uid, u.name as name, s.count as count FROM {search_index} s, {comments} c INNER JOIN {users} u ON c.uid = u.uid WHERE s.lno = c.cid AND s.type = 'comment' AND c.status = 0 AND s.word like '%'")); - - return array(t('Matching comments ranked in order of relevance'), $find); -} - -/** - * Implementation of hook_update_index(). - * - * The SQL statement returned checks for the last time the index was updated - * so as not to cause redundant work for the indexer. - */ -function comment_update_index() { - return array('last_update' => 'comment_cron_last', 'node_type' => 'comment', 'select' => 'SELECT c.cid as lno, c.subject as text1, c.comment as text2 FROM {comments} c WHERE c.status = 0 AND timestamp > '. variable_get('comment_cron_last', 1)); -} +function _comment_delete_thread($comment) { + // Delete the comment: + db_query('DELETE FROM {comments} WHERE cid = %d', $comment->cid); + watchdog('special', t('comment: deleted "%comment-subject"', array('%comment-subject' => $comment->subject))); -/** - * Implementation of hook_nodeapi(). - */ -function comment_nodeapi(&$node, $op, $arg = 0) { - switch ($op) { - case 'settings': - $output[t('comment')] = form_select('', "comment_$node->type", variable_get("comment_$node->type", 2), array(t('Disabled'), t('Read only'), t('Read/Write'))); - return $output; - case 'fields': - return array('comment'); - case 'form admin': - if (user_access('administer comments')) { - $selected = isset($node->comment) ? $node->comment : variable_get("comment_$node->type", 2); - $output = form_radios('', 'comment', $selected, array(t('Disabled'), t('Read only'), t('Read/write'))); - return form_group(t('User comments'), $output); - } - break; - case 'validate': - if (!user_access('administer nodes')) { - // Force default for normal users: - $node->comment = variable_get("comment_$node->type", 2); - } - break; - case 'delete': - db_query("DELETE FROM {comments} WHERE nid = '$node->nid'"); - break; + // Delete the comment's replies: + $result = db_query('SELECT cid, subject FROM {comments} WHERE pid = %d', $comment->cid); + while ($comment = db_fetch_object($result)) { + _comment_delete_thread($comment); } } |