Proyectos de Subversion Moodle

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Rev 1 Rev 11
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     */
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     */
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    var $content_type  = BLOCK_TYPE_TEXT;
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    var $content_type  = BLOCK_TYPE_TEXT;
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    /**
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    /**
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     * An object to contain the information to be displayed in the block.
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     * An object to contain the information to be displayed in the block.
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     * @var stdClass $content
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     * @var stdClass|null $content
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     */
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     */
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    var $content       = NULL;
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    var $content       = NULL;
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     * @var moodle_page
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     * @var moodle_page
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     */
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     */
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    public $page       = NULL;
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    public $page       = NULL;
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    /**
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    /**
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     * This blocks's context.
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     * This block's context.
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     * @var context
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     * @var context
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     */
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     */
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    public $context    = NULL;
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    public $context    = NULL;
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    /**
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    /**
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     * Parent class version of this function simply returns NULL
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     * Parent class version of this function simply returns NULL
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     * This should be implemented by the derived class to return
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     * This should be implemented by the derived class to return
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     * the content object.
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     * the content object.
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     *
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     *
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     * @return stdObject
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     * @return stdClass
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     */
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     */
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    function get_content() {
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    function get_content() {
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        // This should be implemented by the derived class.
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        // This should be implemented by the derived class.
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        return NULL;
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        return NULL;
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    }
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    }
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     * Returns the class $content_type var value.
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     * Returns the class $content_type var value.
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     *
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     *
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     * Intentionally doesn't check if content_type is set.
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     * Intentionally doesn't check if content_type is set.
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     * This is already done in {@link _self_test()}
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     * This is already done in {@link _self_test()}
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     *
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     *
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     * @return string $this->content_type
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     * @return int $this->content_type
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     */
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     */
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    function get_content_type() {
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    function get_content_type() {
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        // Intentionally doesn't check if a content_type is set. This is already done in _self_test()
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        // Intentionally doesn't check if a content_type is set. This is already done in _self_test()
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        return $this->content_type;
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        return $this->content_type;
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    }
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    }
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    /**
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    /**
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     * Returns true or false, depending on whether this block has any content to display
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     * Returns true or false, depending on whether this block has any content to display
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     * and whether the user has permission to view the block
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     * and whether the user has permission to view the block
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     *
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     *
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     * @return boolean
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     * @return bool
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     */
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     */
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    function is_empty() {
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    function is_empty() {
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        if ( !has_capability('moodle/block:view', $this->context) ) {
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        if ( !has_capability('moodle/block:view', $this->context) ) {
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            return true;
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            return true;
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    /**
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    /**
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     * First sets the current value of $this->content to NULL
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     * First sets the current value of $this->content to NULL
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     * then calls the block's {@link get_content()} function
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     * then calls the block's {@link get_content()} function
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     * to set its value back.
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     * to set its value back.
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     *
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     *
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     * @return stdObject
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     * @return stdClass
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     */
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     */
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    function refresh_content() {
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    function refresh_content() {
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        // Nothing special here, depends on content()
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        // Nothing special here, depends on content()
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        $this->content = NULL;
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        $this->content = NULL;
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        return $this->get_content();
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        return $this->get_content();
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     *
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     *
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     * You probably should not override this method, but instead override
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     * You probably should not override this method, but instead override
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     * {@link html_attributes()}, {@link formatted_contents()} or {@link get_content()},
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     * {@link html_attributes()}, {@link formatted_contents()} or {@link get_content()},
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     * {@link hide_header()}, {@link (get_edit_controls)}, etc.
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     * {@link hide_header()}, {@link (get_edit_controls)}, etc.
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     *
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     *
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     * @return block_contents a representation of the block, for rendering.
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     * @return block_contents|null a representation of the block, for rendering.
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     * @since Moodle 2.0.
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     * @since Moodle 2.0.
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     */
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     */
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    public function get_content_for_output($output) {
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    public function get_content_for_output($output) {
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        global $CFG;
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        global $CFG;