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2dda0bbbc7
Some strings (RSS related) has been moved from forum.php to moodle.php to avoid suplicating them once per module. It seems to work fine, please test...:-)
210 lines
8.7 KiB
PHP
210 lines
8.7 KiB
PHP
<?PHP // $Id$
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//This file adds support to rss feeds generation
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//This function is the main entry point to glossary
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//rss feeds generation. Foreach site glossary with rss enabled
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//build one XML rss structure.
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function glossary_rss_feeds() {
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global $CFG;
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$status = true;
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//Check CFG->enablerssfeeds
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if (empty($CFG->enablerssfeeds)) {
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//Some debug...
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if ($CFG->debug > 7) {
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echo "DISABLED (admin variables)";
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}
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//Check CFG->glossary_enablerssfeeds
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} else if (empty($CFG->glossary_enablerssfeeds)) {
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//Some debug...
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if ($CFG->debug > 7) {
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echo "DISABLED (module configuration)";
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}
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//It's working so we start...
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} else {
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//Iterate over all glossaries
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if ($glossaries = get_records("glossary")) {
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foreach ($glossaries as $glossary) {
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if (!empty($glossary->rsstype) && !empty($glossary->rssarticles) && $status) {
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//Some debug...
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if ($CFG->debug > 7) {
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echo "ID: $glossary->id->";
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}
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//Get the XML contents
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$result = glossary_rss_feed($glossary);
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//Save the XML contents to file
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if (!empty($result)) {
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$status = rss_save_file("glossary",$glossary,$result);
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}
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//Some debug...
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if ($CFG->debug > 7) {
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if (empty($result)) {
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echo "(empty) ";
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} else {
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if (!empty($status)) {
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echo "OK ";
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} else {
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echo "FAIL ";
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}
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}
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}
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}
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}
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}
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}
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return $status;
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}
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//This function return the XML rss contents about the glossary record passed as parameter
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//It returns false if something is wrong
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function glossary_rss_feed($glossary) {
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global $CFG;
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$status = true;
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//Check CFG->enablerssfeeds
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if (empty($CFG->enablerssfeeds)) {
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//Some debug...
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if ($CFG->debug > 7) {
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echo "DISABLED (admin variables)";
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}
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//Check CFG->glossary_enablerssfeeds
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} else if (empty($CFG->glossary_enablerssfeeds)) {
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//Some debug...
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if ($CFG->debug > 7) {
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echo "DISABLED (module configuration)";
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}
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//It's working so we start...
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} else {
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//Check the glossary has rss activated
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if (!empty($glossary->rsstype) && !empty($glossary->rssarticles)) {
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//Depending of the glossary->rsstype, we are going to execute, different sqls
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if ($glossary->rsstype == 1) { //With author RSS
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$items = glossary_rss_feed_withauthor($glossary);
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} else { //Without author RSS
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$items = glossary_rss_feed_withoutauthor($glossary);
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}
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//Now, if items, we begin building the structure
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if (!empty($items)) {
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//First all rss feeds common headers
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$header = rss_standard_header($glossary->name,
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$CFG->wwwroot."/mod/glossary/view.php?f=".$glossary->id,
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$glossary->intro);
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//Now all the rss items
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if (!empty($header)) {
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$articles = rss_add_items($items);
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}
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//Now all rss feeds common footers
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if (!empty($header) && !empty($articles)) {
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$footer = rss_standard_footer();
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}
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//Now, if everything is ok, concatenate it
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if (!empty($header) && !empty($articles) && !empty($footer)) {
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$status = $header.$articles.$footer;
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} else {
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$status = false;
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}
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} else {
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$status = false;
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}
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}
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}
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return $status;
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}
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//This function returns "items" record array to be used to build the rss feed
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//for a Type=with author glossary
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function glossary_rss_feed_withauthor($glossary) {
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global $CFG;
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$items = array();
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if ($recs = get_records_sql ("SELECT e.id entryid,
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e.concept entryconcept,
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e.definition entrydefinition,
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e.format entryformat,
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e.timecreated entrytimecreated,
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u.id userid,
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u.firstname userfirstname,
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u.lastname userlastname
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FROM {$CFG->prefix}glossary_entries e,
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{$CFG->prefix}user u
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WHERE e.glossaryid = '$glossary->id' AND
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u.id = e.userid
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ORDER BY e.timecreated desc")) {
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//Iterate over each entry to get glossary->rssarticles records
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$articlesleft = $glossary->rssarticles;
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$item = NULL;
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$user = NULL;
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foreach ($recs as $rec) {
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unset($item);
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unset($user);
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$item->title = $rec->entryconcept;
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$user->firstname = $rec->userfirstname;
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$user->lastname = $rec->userlastname;
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$item->author = fullname($user);
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$item->pubdate = $rec->entrytimecreated;
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$item->link = $CFG->wwwroot."/mod/glossary/showentry.php?courseid=".$glossary->course."&eid=".$rec->entryid;
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$item->description = format_text($rec->entrydefinition,$rec->entryformat,NULL,$glossary->course);
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$items[] = $item;
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$articlesleft--;
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if ($articlesleft < 1) {
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break;
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}
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}
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}
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return $items;
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}
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//This function returns "items" record array to be used to build the rss feed
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//for a Type=without author glossary
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function glossary_rss_feed_withoutauthor($glossary) {
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global $CFG;
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$items = array();
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if ($recs = get_records_sql ("SELECT e.id entryid,
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e.concept entryconcept,
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e.definition entrydefinition,
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e.format entryformat,
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e.timecreated entrytimecreated,
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u.id userid,
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u.firstname userfirstname,
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u.lastname userlastname
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FROM {$CFG->prefix}glossary_entries e,
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{$CFG->prefix}user u
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WHERE e.glossaryid = '$glossary->id' AND
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u.id = e.userid
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ORDER BY e.timecreated desc")) {
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//Iterate over each entry to get glossary->rssarticles records
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$articlesleft = $glossary->rssarticles;
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$item = NULL;
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$user = NULL;
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foreach ($recs as $rec) {
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unset($item);
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unset($user);
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$item->title = $rec->entryconcept;
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$user->firstname = $rec->userfirstname;
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$user->lastname = $rec->userlastname;
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//$item->author = fullname($user);
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$item->pubdate = $rec->entrytimecreated;
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$item->link = $CFG->wwwroot."/mod/glossary/showentry.php?courseid=".$glossary->course."&eid=".$rec->entryid;
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$item->description = format_text($rec->entrydefinition,$rec->entryformat,NULL,$glossary->course);
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$items[] = $item;
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$articlesleft--;
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if ($articlesleft < 1) {
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break;
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}
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}
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}
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return $items;
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}
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?>
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