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Developer Documentation
See Release Notes
Long Term Support Release
- Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
- Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
- PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/lib/ -> rsslib.php (source)
Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 400 and 401]
This file contains all the common stuff to be used in RSS System
| Copyright: | 1999 onwards Martin Dougiamas {@link http://moodle.com} |
| License: | http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later |
| File Size: | 535 lines (18 kb) |
| Included or required: | 0 times |
| Referenced: | 1 time |
| Includes or requires: | 0 files |
Defines 20 functions
rss_add_http_header()
rss_get_link()
rss_get_url()
rss_print_link()
rss_delete_file()
rss_enabled_for_mod()
rss_save_file()
rss_get_file_full_name()
rss_get_file_name()
rss_standard_header()
rss_add_items()
rss_standard_footer()
rss_geterrorxmlfile()
rss_get_userid_from_token()
rss_get_token()
rss_delete_token()
rss_start_tag()
rss_end_tag()
rss_full_tag()
rss_add_enclosures()
rss_get_link()
rss_get_url()
rss_print_link()
rss_delete_file()
rss_enabled_for_mod()
rss_save_file()
rss_get_file_full_name()
rss_get_file_name()
rss_standard_header()
rss_add_items()
rss_standard_footer()
rss_geterrorxmlfile()
rss_get_userid_from_token()
rss_get_token()
rss_delete_token()
rss_start_tag()
rss_end_tag()
rss_full_tag()
rss_add_enclosures()
Functions that are not part of a class:
| rss_add_http_header($context, $componentname, $componentinstance, $title) X-Ref |
| Build the URL for the RSS feed and add it as a header param: stdClass $context The context under which the URL should be created param: string $componentname The name of the component for which the RSS feed exists param: stdClass $componentinstance The instance of the component param: string $title Name for the link to be added to the page header |
| rss_get_link($contextid, $userid, $componentname, $id, $tooltiptext='') X-Ref |
| Print the link for the RSS feed with the correct RSS icon param: stdClass $contextid The id of the context under which the URL should be created param: int $userid The source of the RSS feed (site/course/group/user) param: string $componentname The name of the component for which the feed exists param: string $id The name by which to call the RSS File param: string $tooltiptext The tooltip to be displayed with the link return: string HTML output for the RSS link |
| rss_get_url($contextid, $userid, $componentname, $additionalargs) X-Ref |
| This function returns the URL for the RSS XML file. param: int $contextid the course id param: int $userid the current user id param: string $componentname the name of the current component. For example "forum" param: string $additionalargs For modules, module instance id return: string the url of the RSS feed |
| rss_print_link($contextid, $userid, $componentname, $id, $tooltiptext='') X-Ref |
| Print the link for the RSS feed with the correct RSS icon (Theme based) param: stdClass $contextid The id of the context under which the URL should be created param: int $userid The source of the RSS feed (site/course/group/user) param: string $componentname The name of the component for which the feed exists param: string $id The name by which to call the RSS File param: string $tooltiptext The tooltip to be displayed with the link |
| rss_delete_file($componentname, $instance) X-Ref |
| Given an object, deletes all RSS files associated with it. param: string $componentname the name of the module ie 'forum'. Used to construct the cache path. param: stdClass $instance An object with an id member variable ie $forum, $glossary. |
| rss_enabled_for_mod($modname, $instance=null, $hasrsstype=true, $hasrssarticles=true) X-Ref |
| Are RSS feeds enabled for the supplied module instance? param: string $modname The name of the module to be checked param: stdClass $instance An instance of an activity module ie $forum, $glossary. param: bool $hasrsstype Should there be a rsstype member variable? param: bool $hasrssarticles Should there be a rssarticles member variable? return: bool whether or not RSS is enabled for the module |
| rss_save_file($componentname, $filename, $contents, $expandfilename=true) X-Ref |
| This function saves to file the rss feed specified in the parameters param: string $componentname the module name ie forum. Used to create a cache directory. param: string $filename the name of the file to be created ie "rss.xml" param: string $contents the data to be written to the file param: bool $expandfilename whether or not the fullname of the RSS file should be used return: bool whether the save was successful or not |
| rss_get_file_full_name($componentname, $filename) X-Ref |
| Retrieve the location and file name of a cached RSS feed param: string $componentname the name of the component the RSS feed is being created for param: string $filename the name of the RSS FEED return: string The full name and path of the RSS file |
| rss_get_file_name($instance, $sql, $params = array() X-Ref |
| Construct the file name of the RSS File param: stdClass $instance the instance of the source of the RSS feed param: string $sql the SQL used to produce the RSS feed param: array $params the parameters used in the SQL query return: string the name of the RSS file |
| rss_standard_header($title = NULL, $link = NULL, $description = NULL) X-Ref |
| This function return all the common headers for every rss feed in the site param: string $title the title for the RSS Feed param: string $link the link for the origin of the RSS feed param: string $description the description of the contents of the RSS feed return: bool|string the standard header for the RSS feed |
| rss_add_items($items) X-Ref |
| Generates the rss XML code for every item passed in the array item->title: The title of the item item->author: The author of the item. Optional !! item->pubdate: The pubdate of the item item->link: The link url of the item item->description: The content of the item param: array $items an array of item objects return: bool|string the rss XML code for every item passed in the array |
| rss_standard_footer() X-Ref |
| This function return all the common footers for every rss feed in the site. return: string |
| rss_geterrorxmlfile($errortype = 'rsserror') X-Ref |
| This function return an error xml file (string) to be sent when a rss is required (file.php) and something goes wrong param: string $errortype Type of error to send, default is rsserror return: stdClass returns a XML Feed with an error message in it |
| rss_get_userid_from_token($token) X-Ref |
| Get the ID of the user from a given RSS Token param: string $token the RSS token you would like to use to find the user id return: int The user id |
| rss_get_token($userid) X-Ref |
| Get the RSS Token from a given user id param: int $userid The user id return: string the RSS token for the user |
| rss_delete_token($userid) X-Ref |
| Removes the token for the given user from the DB param: int $userid The user id for the token you wish to delete |
| rss_start_tag($tag,$level=0,$endline=false,$attributes=null) X-Ref |
| Return the xml start tag param: string $tag the xml tag name param: int $level the indentation level param: bool $endline whether or not to start new tags on a new line param: array $attributes the attributes of the xml tag return: string the xml start tag |
| rss_end_tag($tag,$level=0,$endline=true) X-Ref |
| Return the xml end tag param: string $tag the xml tag name param: int $level the indentation level param: bool $endline whether or not to start new tags on a new line return: string the xml end tag |
| rss_full_tag($tag, $level, $endline, $content, $attributes = null) X-Ref |
| Return the while xml element, including content param: string $tag the xml tag name param: int $level the indentation level param: bool $endline whether or not to start new tags on a new line param: string $content the text to go inside the tag param: array $attributes the attributes of the xml tag return: string the whole xml element |
| rss_add_enclosures($item) X-Ref |
| Adds RSS Media Enclosures for "podcasting" by including attachments that are specified in the item->attachments field. param: stdClass $item representing an RSS item return: string RSS enclosure tags |
