mirror of
https://github.com/moodle/moodle.git
synced 2025-01-19 14:27:22 +01:00
1390 lines
52 KiB
PHP
1390 lines
52 KiB
PHP
<?php //$Id$
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//This library includes all the necessary stuff to use blocks in course pages
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define('BLOCK_MOVE_LEFT', 0x01);
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define('BLOCK_MOVE_RIGHT', 0x02);
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define('BLOCK_MOVE_UP', 0x04);
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define('BLOCK_MOVE_DOWN', 0x08);
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define('BLOCK_CONFIGURE', 0x10);
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define('BLOCK_POS_LEFT', 'l');
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define('BLOCK_POS_RIGHT', 'r');
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define('BLOCKS_PINNED_TRUE',0);
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define('BLOCKS_PINNED_FALSE',1);
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define('BLOCKS_PINNED_BOTH',2);
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require_once($CFG->libdir.'/pagelib.php');
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require_once($CFG->dirroot.'/course/lib.php'); // needed to solve all those: Call to undefined function: print_recent_activity() when adding Recent Activity
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// Returns false if this block is incompatible with the current version of Moodle.
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function block_is_compatible($blockname) {
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global $CFG;
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$file = @file($CFG->dirroot.'/blocks/'.$blockname.'/block_'.$blockname.'.php'); // ignore errors when file does not exist
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if(empty($file)) {
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return NULL;
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}
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foreach($file as $line) {
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// If you find MoodleBlock (appearing in the class declaration) it's not compatible
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if(strpos($line, 'MoodleBlock')) {
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return false;
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}
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// But if we find a { it means the class declaration is over, so it's compatible
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else if(strpos($line, '{')) {
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return true;
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}
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}
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return NULL;
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}
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// Returns the case-sensitive name of the class' constructor function. This includes both
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// PHP5- and PHP4-style constructors. If no appropriate constructor can be found, returns NULL.
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// If there is no such class, returns boolean false.
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function get_class_constructor($classname) {
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// Caching
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static $constructors = array();
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if(!class_exists($classname)) {
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return false;
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}
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// Tests indicate this doesn't hurt even in PHP5.
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$classname = strtolower($classname);
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// Return cached value, if exists
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if(isset($constructors[$classname])) {
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return $constructors[$classname];
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}
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// Get a list of methods. After examining several different ways of
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// doing the check, (is_callable, method_exists, function_exists etc)
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// it seems that this is the most reliable one.
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$methods = get_class_methods($classname);
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// PHP5 constructor?
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if(phpversion() >= '5') {
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if(in_array('__construct', $methods)) {
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return $constructors[$classname] = '__construct';
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}
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}
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// If we have PHP5 but no magic constructor, we have to lowercase the methods
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$methods = array_map('strtolower', $methods);
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if(in_array($classname, $methods)) {
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return $constructors[$classname] = $classname;
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}
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return $constructors[$classname] = NULL;
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}
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//This function retrieves a method-defined property of a class WITHOUT instantiating an object
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function block_method_result($blockname, $method, $param = NULL) {
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if(!block_load_class($blockname)) {
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return NULL;
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}
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return call_user_func(array('block_'.$blockname, $method), $param);
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}
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//This function creates a new object of the specified block class
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function block_instance($blockname, $instance = NULL) {
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if(!block_load_class($blockname)) {
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return false;
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}
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$classname = 'block_'.$blockname;
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$retval = new $classname;
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if($instance !== NULL) {
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$retval->_load_instance($instance);
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}
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return $retval;
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}
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//This function loads the necessary class files for a block
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//Whenever you want to load a block, use this first
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function block_load_class($blockname) {
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global $CFG;
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if(empty($blockname)) {
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return false;
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}
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$classname = 'block_'.$blockname;
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if(class_exists($classname)) {
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return true;
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}
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require_once($CFG->dirroot.'/blocks/moodleblock.class.php');
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@include_once($CFG->dirroot.'/blocks/'.$blockname.'/block_'.$blockname.'.php'); // do not throw errors if block code not present
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return class_exists($classname);
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}
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// This function returns an array with the IDs of any blocks that you can add to your page.
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// Parameters are passed by reference for speed; they are not modified at all.
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function blocks_get_missing(&$page, &$pageblocks) {
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$missingblocks = array();
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$allblocks = blocks_get_record();
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$pageformat = $page->get_format_name();
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if(!empty($allblocks)) {
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foreach($allblocks as $block) {
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if($block->visible && (!blocks_find_block($block->id, $pageblocks) || $block->multiple)) {
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// And if it's applicable for display in this format...
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if(blocks_name_allowed_in_format($block->name, $pageformat)) {
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// ...add it to the missing blocks
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$missingblocks[] = $block->id;
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}
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}
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}
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}
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return $missingblocks;
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}
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function blocks_remove_inappropriate($page) {
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$pageblocks = blocks_get_by_page($page);
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if(empty($pageblocks)) {
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return;
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}
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if(($pageformat = $page->get_format_name()) == NULL) {
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return;
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}
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foreach($pageblocks as $position) {
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foreach($position as $instance) {
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$block = blocks_get_record($instance->blockid);
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if(!blocks_name_allowed_in_format($block->name, $pageformat)) {
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blocks_delete_instance($instance);
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}
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}
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}
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}
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function blocks_name_allowed_in_format($name, $pageformat) {
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$accept = NULL;
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$depth = -1;
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if ($formats = block_method_result($name, 'applicable_formats')) {
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foreach($formats as $format => $allowed) {
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$thisformat = '^'.str_replace('*', '[^-]*', $format).'.*$';
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if(ereg($thisformat, $pageformat)) {
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if(($scount = substr_count($format, '-')) > $depth) {
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$depth = $scount;
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$accept = $allowed;
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}
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}
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}
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}
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if($accept === NULL) {
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$accept = !empty($formats['all']);
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}
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return $accept;
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}
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function blocks_delete_instance($instance,$pinned=false) {
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global $CFG;
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// Get the block object and call instance_delete() if possible
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if($record = blocks_get_record($instance->blockid)) {
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if($obj = block_instance($record->name, $instance)) {
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// Return value ignored
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$obj->instance_delete();
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}
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}
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if (!empty($pinned)) {
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delete_records('block_pinned', 'id', $instance->id);
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// And now, decrement the weight of all blocks after this one
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execute_sql('UPDATE '.$CFG->prefix.'block_pinned SET weight = weight - 1 WHERE pagetype = \''.$instance->pagetype.
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'\' AND position = \''.$instance->position.
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'\' AND weight > '.$instance->weight, false);
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} else {
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// Now kill the db record;
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delete_records('block_instance', 'id', $instance->id);
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// And now, decrement the weight of all blocks after this one
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execute_sql('UPDATE '.$CFG->prefix.'block_instance SET weight = weight - 1 WHERE pagetype = \''.$instance->pagetype.
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'\' AND pageid = '.$instance->pageid.' AND position = \''.$instance->position.
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'\' AND weight > '.$instance->weight, false);
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}
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return true;
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}
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// Accepts an array of block instances and checks to see if any of them have content to display
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// (causing them to calculate their content in the process). Returns true or false. Parameter passed
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// by reference for speed; the array is actually not modified.
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function blocks_have_content(&$pageblocks, $position) {
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if (empty($pageblocks) || !is_array($pageblocks) || !array_key_exists($position,$pageblocks)) {
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return false;
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}
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// use a for() loop to get references to the array elements
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// foreach() cannot fetch references in PHP v4.x
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for ($n=0; $n<count($pageblocks[$position]);$n++) {
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$instance = &$pageblocks[$position][$n];
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if(!$instance->visible) {
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continue;
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}
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if(!$record = blocks_get_record($instance->blockid)) {
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continue;
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}
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if(!$obj = block_instance($record->name, $instance)) {
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continue;
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}
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if(!$obj->is_empty()) {
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// cache rec and obj
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// for blocks_print_group()
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$instance->rec = $record;
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$instance->obj = $obj;
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return true;
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}
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}
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return false;
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}
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// This function prints one group of blocks in a page
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// Parameters passed by reference for speed; they are not modified.
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function blocks_print_group(&$page, &$pageblocks, $position) {
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global $COURSE;
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if(empty($pageblocks[$position])) {
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$pageblocks[$position] = array();
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$maxweight = 0;
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}
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else {
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$maxweight = max(array_keys($pageblocks[$position]));
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}
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foreach ($pageblocks[$position] as $instance) {
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if (!empty($instance->pinned)) {
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$maxweight--;
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}
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}
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$isediting = $page->user_is_editing();
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foreach($pageblocks[$position] as $instance) {
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// $instance may have ->rec and ->obj
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// cached from when we walked $pageblocks
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// in blocks_have_content()
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if (empty($instance->rec)) {
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$block = blocks_get_record($instance->blockid);
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} else {
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$block = $instance->rec;
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}
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if (empty($block)) {
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// Block doesn't exist! We should delete this instance!
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continue;
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}
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if(!$block->visible) {
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// Disabled by the admin
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continue;
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}
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if (empty($instance->obj)) {
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if (!$obj = block_instance($block->name, $instance)) {
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// Invalid block
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continue;
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}
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} else {
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$obj = $instance->obj;
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}
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$editalways = $page->edit_always();
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if (($isediting && empty($instance->pinned)) || !empty($editalways)) {
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$options = 0;
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// The block can be moved up if it's NOT the first one in its position. If it is, we look at the OR clause:
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// the first block might still be able to move up if the page says so (i.e., it will change position)
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$options |= BLOCK_MOVE_UP * ($instance->weight != 0 || ($page->blocks_move_position($instance, BLOCK_MOVE_UP) != $instance->position));
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// Same thing for downward movement
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$options |= BLOCK_MOVE_DOWN * ($instance->weight != $maxweight || ($page->blocks_move_position($instance, BLOCK_MOVE_DOWN) != $instance->position));
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// For left and right movements, it's up to the page to tell us whether they are allowed
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$options |= BLOCK_MOVE_RIGHT * ($page->blocks_move_position($instance, BLOCK_MOVE_RIGHT) != $instance->position);
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$options |= BLOCK_MOVE_LEFT * ($page->blocks_move_position($instance, BLOCK_MOVE_LEFT ) != $instance->position);
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// Finally, the block can be configured if the block class either allows multiple instances, or if it specifically
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// allows instance configuration (multiple instances override that one). It doesn't have anything to do with what the
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// administrator has allowed for this block in the site admin options.
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$options |= BLOCK_CONFIGURE * ( $obj->instance_allow_multiple() || $obj->instance_allow_config() );
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$obj->_add_edit_controls($options);
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}
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if (!$instance->visible && empty($COURSE->javascriptportal)) {
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if ($isediting) {
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$obj->_print_shadow();
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}
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} else {
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global $COURSE;
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if(!empty($COURSE->javascriptportal)) {
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$COURSE->javascriptportal->currentblocksection = $position;
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}
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$obj->_print_block();
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}
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if (!empty($COURSE->javascriptportal)
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&& (empty($instance->pinned) || !$instance->pinned)) {
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$COURSE->javascriptportal->block_add('inst'.$instance->id, !$instance->visible);
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}
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} // End foreach
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// Check if
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// we are on the default position/side AND
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// we're editing the page AND
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// (
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// we have the capability to manage blocks OR
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// we are in myMoodle page AND have the capibility to manage myMoodle blocks
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// )
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if ($page->blocks_default_position() == $position && $page->user_is_editing() && (has_capability('moodle/site:manageblocks', get_context_instance(CONTEXT_COURSE, $COURSE->id)) || ($page->type == PAGE_MY_MOODLE && has_capability('moodle/my:manageblocks', get_context_instance(CONTEXT_COURSE, $COURSE->id)))) ) {
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blocks_print_adminblock($page, $pageblocks);
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}
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}
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// This iterates over an array of blocks and calculates the preferred width
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// Parameter passed by reference for speed; it's not modified.
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function blocks_preferred_width(&$instances) {
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$width = 0;
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if(empty($instances) || !is_array($instances)) {
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return 0;
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}
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$blocks = blocks_get_record();
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foreach($instances as $instance) {
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if(!$instance->visible) {
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continue;
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}
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if (!array_key_exists($instance->blockid, $blocks)) {
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// Block doesn't exist! We should delete this instance!
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continue;
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}
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if(!$blocks[$instance->blockid]->visible) {
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continue;
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}
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$pref = block_method_result($blocks[$instance->blockid]->name, 'preferred_width');
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if($pref === NULL) {
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continue;
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}
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if($pref > $width) {
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$width = $pref;
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}
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}
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return $width;
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}
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function blocks_get_record($blockid = NULL, $invalidate = false) {
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static $cache = NULL;
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if($invalidate || empty($cache)) {
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$cache = get_records('block');
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}
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if($blockid === NULL) {
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return $cache;
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}
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return (isset($cache[$blockid])? $cache[$blockid] : false);
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}
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function blocks_find_block($blockid, $blocksarray) {
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if (empty($blocksarray)) {
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return false;
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}
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foreach($blocksarray as $blockgroup) {
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if (empty($blockgroup)) {
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continue;
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}
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foreach($blockgroup as $instance) {
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if($instance->blockid == $blockid) {
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return $instance;
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}
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}
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}
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return false;
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}
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function blocks_find_instance($instanceid, $blocksarray) {
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foreach($blocksarray as $subarray) {
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foreach($subarray as $instance) {
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if($instance->id == $instanceid) {
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return $instance;
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}
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}
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}
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return false;
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}
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// Simple entry point for anyone that wants to use blocks
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function blocks_setup(&$PAGE,$pinned=BLOCKS_PINNED_FALSE) {
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switch ($pinned) {
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case BLOCKS_PINNED_TRUE:
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$pageblocks = blocks_get_pinned($PAGE);
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break;
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case BLOCKS_PINNED_BOTH:
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$pageblocks = blocks_get_by_page_pinned($PAGE);
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break;
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case BLOCKS_PINNED_FALSE:
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default:
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$pageblocks = blocks_get_by_page($PAGE);
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break;
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}
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blocks_execute_url_action($PAGE, $pageblocks,($pinned==BLOCKS_PINNED_TRUE));
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return $pageblocks;
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}
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function blocks_execute_action($page, &$pageblocks, $blockaction, $instanceorid, $pinned=false, $redirect=true) {
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global $CFG;
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if (is_int($instanceorid)) {
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$blockid = $instanceorid;
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} else if (is_object($instanceorid)) {
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$instance = $instanceorid;
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}
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switch($blockaction) {
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case 'config':
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global $USER;
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$block = blocks_get_record($instance->blockid);
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// Hacky hacky tricky stuff to get the original human readable block title,
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// even if the block has configured its title to be something else.
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// Create the object WITHOUT instance data.
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$blockobject = block_instance($block->name);
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if ($blockobject === false) {
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break;
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}
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// First of all check to see if the block wants to be edited
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if(!$blockobject->user_can_edit()) {
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break;
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}
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// Now get the title and AFTER that load up the instance
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$blocktitle = $blockobject->get_title();
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$blockobject->_load_instance($instance);
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optional_param('submitted', 0, PARAM_INT);
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// Define the data we're going to silently include in the instance config form here,
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// so we can strip them from the submitted data BEFORE serializing it.
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$hiddendata = array(
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'sesskey' => $USER->sesskey,
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'instanceid' => $instance->id,
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'blockaction' => 'config'
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);
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// To this data, add anything the page itself needs to display
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$hiddendata = array_merge($hiddendata, $page->url_get_parameters());
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if($data = data_submitted()) {
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$remove = array_keys($hiddendata);
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foreach($remove as $item) {
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unset($data->$item);
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}
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if(!$blockobject->instance_config_save($data,$pinned)) {
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error('Error saving block configuration');
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}
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// And nothing more, continue with displaying the page
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}
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else {
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// We need to show the config screen, so we highjack the display logic and then die
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$strheading = get_string('blockconfiga', 'moodle', $blocktitle);
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$page->print_header(get_string('pageheaderconfigablock', 'moodle'), array($strheading => ''));
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echo '<div class="block-config" id="'.$block->name.'">'; /// Make CSS easier
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print_heading($strheading);
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echo '<form method="post" action="'. $page->url_get_path() .'">';
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echo '<p>';
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foreach($hiddendata as $name => $val) {
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echo '<input type="hidden" name="'. $name .'" value="'. $val .'" />';
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}
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echo '</p>';
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$blockobject->instance_config_print();
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echo '</form>';
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echo '</div>';
|
|
$CFG->pagepath = 'blocks/' . $block->name;
|
|
print_footer();
|
|
die(); // Do not go on with the other page-related stuff
|
|
}
|
|
break;
|
|
case 'toggle':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '.$blockaction);
|
|
}
|
|
$instance->visible = ($instance->visible) ? 0 : 1;
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $instance);
|
|
} else {
|
|
update_record('block_instance', $instance);
|
|
}
|
|
break;
|
|
case 'delete':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '. $blockaction);
|
|
}
|
|
blocks_delete_instance($instance, $pinned);
|
|
break;
|
|
case 'moveup':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '. $blockaction);
|
|
}
|
|
|
|
if($instance->weight == 0) {
|
|
// The block is the first one, so a move "up" probably means it changes position
|
|
// Where is the instance going to be moved?
|
|
$newpos = $page->blocks_move_position($instance, BLOCK_MOVE_UP);
|
|
$newweight = (empty($pageblocks[$newpos]) ? 0 : max(array_keys($pageblocks[$newpos])) + 1);
|
|
|
|
blocks_execute_repositioning($instance, $newpos, $newweight, $pinned);
|
|
}
|
|
else {
|
|
// The block is just moving upwards in the same position.
|
|
// This configuration will make sure that even if somehow the weights
|
|
// become not continuous, block move operations will eventually bring
|
|
// the situation back to normal without printing any warnings.
|
|
if(!empty($pageblocks[$instance->position][$instance->weight - 1])) {
|
|
$other = $pageblocks[$instance->position][$instance->weight - 1];
|
|
}
|
|
if(!empty($other)) {
|
|
++$other->weight;
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $other);
|
|
} else {
|
|
update_record('block_instance', $other);
|
|
}
|
|
}
|
|
--$instance->weight;
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $instance);
|
|
} else {
|
|
update_record('block_instance', $instance);
|
|
}
|
|
}
|
|
break;
|
|
case 'movedown':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '. $blockaction);
|
|
}
|
|
|
|
if($instance->weight == max(array_keys($pageblocks[$instance->position]))) {
|
|
// The block is the last one, so a move "down" probably means it changes position
|
|
// Where is the instance going to be moved?
|
|
$newpos = $page->blocks_move_position($instance, BLOCK_MOVE_DOWN);
|
|
$newweight = (empty($pageblocks[$newpos]) ? 0 : max(array_keys($pageblocks[$newpos])) + 1);
|
|
|
|
blocks_execute_repositioning($instance, $newpos, $newweight, $pinned);
|
|
}
|
|
else {
|
|
// The block is just moving downwards in the same position.
|
|
// This configuration will make sure that even if somehow the weights
|
|
// become not continuous, block move operations will eventually bring
|
|
// the situation back to normal without printing any warnings.
|
|
if(!empty($pageblocks[$instance->position][$instance->weight + 1])) {
|
|
$other = $pageblocks[$instance->position][$instance->weight + 1];
|
|
}
|
|
if(!empty($other)) {
|
|
--$other->weight;
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $other);
|
|
} else {
|
|
update_record('block_instance', $other);
|
|
}
|
|
}
|
|
++$instance->weight;
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $instance);
|
|
} else {
|
|
update_record('block_instance', $instance);
|
|
}
|
|
}
|
|
break;
|
|
case 'moveleft':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '. $blockaction);
|
|
}
|
|
|
|
// Where is the instance going to be moved?
|
|
$newpos = $page->blocks_move_position($instance, BLOCK_MOVE_LEFT);
|
|
$newweight = (empty($pageblocks[$newpos]) ? 0 : max(array_keys($pageblocks[$newpos])) + 1);
|
|
|
|
blocks_execute_repositioning($instance, $newpos, $newweight, $pinned);
|
|
break;
|
|
case 'moveright':
|
|
if(empty($instance)) {
|
|
error('Invalid block instance for '. $blockaction);
|
|
}
|
|
|
|
// Where is the instance going to be moved?
|
|
$newpos = $page->blocks_move_position($instance, BLOCK_MOVE_RIGHT);
|
|
$newweight = (empty($pageblocks[$newpos]) ? 0 : max(array_keys($pageblocks[$newpos])) + 1);
|
|
|
|
blocks_execute_repositioning($instance, $newpos, $newweight, $pinned);
|
|
break;
|
|
case 'add':
|
|
// Add a new instance of this block, if allowed
|
|
$block = blocks_get_record($blockid);
|
|
|
|
if(empty($block) || !$block->visible) {
|
|
// Only allow adding if the block exists and is enabled
|
|
break;
|
|
}
|
|
|
|
if(!$block->multiple && blocks_find_block($blockid, $pageblocks) !== false) {
|
|
// If no multiples are allowed and we already have one, return now
|
|
break;
|
|
}
|
|
|
|
if(!block_method_result($block->name, 'user_can_addto', $page)) {
|
|
// If the block doesn't want to be added...
|
|
break;
|
|
}
|
|
|
|
$newpos = $page->blocks_default_position();
|
|
if (!empty($pinned)) {
|
|
$sql = 'SELECT 1, max(weight) + 1 AS nextfree FROM '. $CFG->prefix .'block_pinned WHERE '
|
|
.' pagetype = \''. $page->get_type() .'\' AND position = \''. $newpos .'\'';
|
|
} else {
|
|
$sql = 'SELECT 1, max(weight) + 1 AS nextfree FROM '. $CFG->prefix .'block_instance WHERE pageid = '. $page->get_id()
|
|
.' AND pagetype = \''. $page->get_type() .'\' AND position = \''. $newpos .'\'';
|
|
}
|
|
$weight = get_record_sql($sql);
|
|
|
|
$newinstance = new stdClass;
|
|
$newinstance->blockid = $blockid;
|
|
if (empty($pinned)) {
|
|
$newinstance->pageid = $page->get_id();
|
|
}
|
|
$newinstance->pagetype = $page->get_type();
|
|
$newinstance->position = $newpos;
|
|
$newinstance->weight = empty($weight->nextfree) ? 0 : $weight->nextfree;
|
|
$newinstance->visible = 1;
|
|
$newinstance->configdata = '';
|
|
if (!empty($pinned)) {
|
|
$newinstance->id = insert_record('block_pinned', $newinstance);
|
|
} else {
|
|
$newinstance->id = insert_record('block_instance', $newinstance);
|
|
}
|
|
|
|
// If the new instance was created, allow it to do additional setup
|
|
if($newinstance && ($obj = block_instance($block->name, $newinstance))) {
|
|
// Return value ignored
|
|
$obj->instance_create();
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
if ($redirect) {
|
|
// In order to prevent accidental duplicate actions, redirect to a page with a clean url
|
|
redirect($page->url_get_full());
|
|
}
|
|
}
|
|
|
|
// You can use this to get the blocks to respond to URL actions without much hassle
|
|
function blocks_execute_url_action(&$PAGE, &$pageblocks,$pinned=false) {
|
|
$blockaction = optional_param('blockaction', '', PARAM_ALPHA);
|
|
|
|
if (empty($blockaction) || !$PAGE->user_allowed_editing() || !confirm_sesskey()) {
|
|
return;
|
|
}
|
|
|
|
$instanceid = optional_param('instanceid', 0, PARAM_INT);
|
|
$blockid = optional_param('blockid', 0, PARAM_INT);
|
|
|
|
if (!empty($blockid)) {
|
|
blocks_execute_action($PAGE, $pageblocks, strtolower($blockaction), $blockid, $pinned);
|
|
|
|
}
|
|
else if (!empty($instanceid)) {
|
|
$instance = blocks_find_instance($instanceid, $pageblocks);
|
|
blocks_execute_action($PAGE, $pageblocks, strtolower($blockaction), $instance, $pinned);
|
|
}
|
|
}
|
|
|
|
// This shouldn't be used externally at all, it's here for use by blocks_execute_action()
|
|
// in order to reduce code repetition.
|
|
function blocks_execute_repositioning(&$instance, $newpos, $newweight, $pinned=false) {
|
|
global $CFG;
|
|
|
|
// If it's staying where it is, don't do anything, unless overridden
|
|
if ($newpos == $instance->position) {
|
|
return;
|
|
}
|
|
|
|
// Close the weight gap we 'll leave behind
|
|
if (!empty($pinned)) {
|
|
$sql = 'UPDATE '. $CFG->prefix .'block_instance SET weight = weight - 1 '.
|
|
'WHERE pagetype = \''. $instance->pagetype.
|
|
'\' AND position = \'' .$instance->position.
|
|
'\' AND weight > '. $instance->weight;
|
|
} else {
|
|
$sql = 'UPDATE '. $CFG->prefix .'block_instance SET weight = weight - 1 '.
|
|
'WHERE pagetype = \''. $instance->pagetype.
|
|
'\' AND pageid = '. $instance->pageid .
|
|
' AND position = \'' .$instance->position.
|
|
'\' AND weight > '. $instance->weight;
|
|
}
|
|
execute_sql($sql,false);
|
|
|
|
$instance->position = $newpos;
|
|
$instance->weight = $newweight;
|
|
|
|
if (!empty($pinned)) {
|
|
update_record('block_pinned', $instance);
|
|
} else {
|
|
update_record('block_instance', $instance);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* Moves a block to the new position (column) and weight (sort order).
|
|
* @param $instance - The block instance to be moved.
|
|
* @param $destpos - BLOCK_POS_LEFT or BLOCK_POS_RIGHT. The destination column.
|
|
* @param $destweight - The destination sort order. If NULL, we add to the end
|
|
* of the destination column.
|
|
* @param $pinned - Are we moving pinned blocks? We can only move pinned blocks
|
|
* to a new position withing the pinned list. Likewise, we
|
|
* can only moved non-pinned blocks to a new position within
|
|
* the non-pinned list.
|
|
* @return boolean (success or failure).
|
|
*/
|
|
function blocks_move_block($page, &$instance, $destpos, $destweight=NULL, $pinned=false) {
|
|
global $CFG;
|
|
|
|
if ($pinned) {
|
|
$blocklist = blocks_get_pinned($page);
|
|
} else {
|
|
$blocklist = blocks_get_by_page($page);
|
|
}
|
|
|
|
if ($blocklist[$instance->position][$instance->weight]->id != $instance->id) {
|
|
// The source block instance is not where we think it is.
|
|
return false;
|
|
}
|
|
|
|
// First we close the gap that will be left behind when we take out the
|
|
// block from it's current column.
|
|
if ($pinned) {
|
|
$closegapsql = "UPDATE {$CFG->prefix}block_instance
|
|
SET weight = weight - 1
|
|
WHERE weight > '$instance->weight'
|
|
AND position = '$instance->position'
|
|
AND pagetype = '$instance->pagetype'";
|
|
} else {
|
|
$closegapsql = "UPDATE {$CFG->prefix}block_instance
|
|
SET weight = weight - 1
|
|
WHERE weight > '$instance->weight'
|
|
AND position = '$instance->position'
|
|
AND pagetype = '$instance->pagetype'
|
|
AND pageid = '$instance->pageid'";
|
|
}
|
|
if (!execute_sql($closegapsql, false)) {
|
|
return false;
|
|
}
|
|
|
|
// Now let's make space for the block being moved.
|
|
if ($pinned) {
|
|
$opengapsql = "UPDATE {$CFG->prefix}block_instance
|
|
SET weight = weight + 1
|
|
WHERE weight >= '$destweight'
|
|
AND position = '$destpos'
|
|
AND pagetype = '$instance->pagetype'";
|
|
} else {
|
|
$opengapsql = "UPDATE {$CFG->prefix}block_instance
|
|
SET weight = weight + 1
|
|
WHERE weight >= '$destweight'
|
|
AND position = '$destpos'
|
|
AND pagetype = '$instance->pagetype'
|
|
AND pageid = '$instance->pageid'";
|
|
}
|
|
if (!execute_sql($opengapsql, false)) {
|
|
return false;
|
|
}
|
|
|
|
// Move the block.
|
|
$instance->position = $destpos;
|
|
$instance->weight = $destweight;
|
|
|
|
if ($pinned) {
|
|
$table = 'block_pinned';
|
|
} else {
|
|
$table = 'block_instance';
|
|
}
|
|
return update_record($table, $instance);
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns an array consisting of 2 arrays:
|
|
* 1) Array of pinned blocks for position BLOCK_POS_LEFT
|
|
* 2) Array of pinned blocks for position BLOCK_POS_RIGHT
|
|
*/
|
|
function blocks_get_pinned($page) {
|
|
|
|
$visible = true;
|
|
|
|
if (method_exists($page,'edit_always')) {
|
|
if ($page->edit_always()) {
|
|
$visible = false;
|
|
}
|
|
}
|
|
|
|
$blocks = get_records_select('block_pinned', 'pagetype = \''. $page->get_type() .
|
|
'\''.(($visible) ? 'AND visible = 1' : ''), 'position, weight');
|
|
|
|
$positions = $page->blocks_get_positions();
|
|
$arr = array();
|
|
|
|
foreach($positions as $key => $position) {
|
|
$arr[$position] = array();
|
|
}
|
|
|
|
if(empty($blocks)) {
|
|
return $arr;
|
|
}
|
|
|
|
foreach($blocks as $block) {
|
|
$block->pinned = true; // so we know we can't move it.
|
|
// make up an instanceid if we can..
|
|
$block->pageid = $page->get_id();
|
|
$arr[$block->position][$block->weight] = $block;
|
|
}
|
|
|
|
return $arr;
|
|
}
|
|
|
|
|
|
/**
|
|
* Similar to blocks_get_by_page(), except that, the array returned includes
|
|
* pinned blocks as well. Pinned blocks are always appended before normal
|
|
* block instances.
|
|
*/
|
|
function blocks_get_by_page_pinned($page) {
|
|
$pinned = blocks_get_pinned($page);
|
|
$user = blocks_get_by_page($page);
|
|
|
|
$weights = array();
|
|
|
|
foreach ($pinned as $pos => $arr) {
|
|
$weights[$pos] = count($arr);
|
|
}
|
|
|
|
foreach ($user as $pos => $blocks) {
|
|
if (!array_key_exists($pos,$pinned)) {
|
|
$pinned[$pos] = array();
|
|
}
|
|
if (!array_key_exists($pos,$weights)) {
|
|
$weights[$pos] = 0;
|
|
}
|
|
foreach ($blocks as $block) {
|
|
$pinned[$pos][$weights[$pos]] = $block;
|
|
$weights[$pos]++;
|
|
}
|
|
}
|
|
return $pinned;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns an array of blocks for the page. Pinned blocks are excluded.
|
|
*/
|
|
function blocks_get_by_page($page) {
|
|
$blocks = get_records_select('block_instance', "pageid = '". $page->get_id() .
|
|
"' AND pagetype = '". $page->get_type() ."'", 'position, weight');
|
|
|
|
$positions = $page->blocks_get_positions();
|
|
$arr = array();
|
|
foreach($positions as $key => $position) {
|
|
$arr[$position] = array();
|
|
}
|
|
|
|
if(empty($blocks)) {
|
|
return $arr;
|
|
}
|
|
|
|
foreach($blocks as $block) {
|
|
$arr[$block->position][$block->weight] = $block;
|
|
}
|
|
return $arr;
|
|
}
|
|
|
|
|
|
//This function prints the block to admin blocks as necessary
|
|
function blocks_print_adminblock(&$page, &$pageblocks) {
|
|
global $USER;
|
|
|
|
$missingblocks = blocks_get_missing($page, $pageblocks);
|
|
|
|
if (!empty($missingblocks)) {
|
|
$strblocks = get_string('blocks');
|
|
$stradd = get_string('add');
|
|
foreach ($missingblocks as $blockid) {
|
|
$block = blocks_get_record($blockid);
|
|
$blockobject = block_instance($block->name);
|
|
if ($blockobject === false) {
|
|
continue;
|
|
}
|
|
if(!$blockobject->user_can_addto($page)) {
|
|
continue;
|
|
}
|
|
$menu[$block->id] = $blockobject->get_title();
|
|
}
|
|
asort($menu);
|
|
|
|
$target = $page->url_get_full(array('sesskey' => $USER->sesskey, 'blockaction' => 'add'));
|
|
$content = popup_form($target.'&blockid=', $menu, 'add_block', '', $stradd .'...', '', '', true);
|
|
print_side_block($strblocks, $content, NULL, NULL, NULL, array('class' => 'block_adminblock'));
|
|
}
|
|
}
|
|
|
|
function blocks_repopulate_page($page) {
|
|
global $CFG;
|
|
|
|
$allblocks = blocks_get_record();
|
|
|
|
if(empty($allblocks)) {
|
|
error('Could not retrieve blocks from the database');
|
|
}
|
|
|
|
// Assemble the information to correlate block names to ids
|
|
$idforname = array();
|
|
foreach($allblocks as $block) {
|
|
$idforname[$block->name] = $block->id;
|
|
}
|
|
|
|
/// If the site override has been defined, it is the only valid one.
|
|
if (!empty($CFG->defaultblocks_override)) {
|
|
$blocknames = $CFG->defaultblocks_override;
|
|
}
|
|
else {
|
|
$blocknames = $page->blocks_get_default();
|
|
}
|
|
|
|
$positions = $page->blocks_get_positions();
|
|
$posblocks = explode(':', $blocknames);
|
|
|
|
// Now one array holds the names of the positions, and the other one holds the blocks
|
|
// that are going to go in each position. Luckily for us, both arrays are numerically
|
|
// indexed and the indexes match, so we can work straight away... but CAREFULLY!
|
|
|
|
// Ready to start creating block instances, but first drop any existing ones
|
|
delete_records('block_instance', 'pageid', $page->get_id(), 'pagetype', $page->get_type());
|
|
|
|
// Here we slyly count $posblocks and NOT $positions. This can actually make a difference
|
|
// if the textual representation has undefined slots in the end. So we only work with as many
|
|
// positions were retrieved, not with all the page says it has available.
|
|
$numpositions = count($posblocks);
|
|
for($i = 0; $i < $numpositions; ++$i) {
|
|
$position = $positions[$i];
|
|
$blocknames = explode(',', $posblocks[$i]);
|
|
$weight = 0;
|
|
foreach($blocknames as $blockname) {
|
|
$newinstance = new stdClass;
|
|
$newinstance->blockid = $idforname[$blockname];
|
|
$newinstance->pageid = $page->get_id();
|
|
$newinstance->pagetype = $page->get_type();
|
|
$newinstance->position = $position;
|
|
$newinstance->weight = $weight;
|
|
$newinstance->visible = 1;
|
|
$newinstance->configdata = '';
|
|
|
|
if(!empty($newinstance->blockid)) {
|
|
// Only add block if it was recognized
|
|
insert_record('block_instance', $newinstance);
|
|
++$weight;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function upgrade_blocks_db($continueto) {
|
|
/// This function upgrades the blocks tables, if necessary
|
|
/// It's called from admin/index.php
|
|
|
|
global $CFG, $db;
|
|
|
|
require_once ($CFG->dirroot .'/blocks/version.php'); // Get code versions
|
|
|
|
if (empty($CFG->blocks_version)) { // Blocks have never been installed.
|
|
$strdatabaseupgrades = get_string('databaseupgrades');
|
|
print_header($strdatabaseupgrades, $strdatabaseupgrades, $strdatabaseupgrades, '',
|
|
upgrade_get_javascript(), false, ' ', ' ');
|
|
|
|
upgrade_log_start();
|
|
print_heading('blocks');
|
|
$db->debug=true;
|
|
|
|
/// Both old .sql files and new install.xml are supported
|
|
/// but we priorize install.xml (XMLDB) if present
|
|
$status = false;
|
|
if (file_exists($CFG->dirroot . '/blocks/db/install.xml')) {
|
|
$status = install_from_xmldb_file($CFG->dirroot . '/blocks/db/install.xml'); //New method
|
|
} else if (file_exists($CFG->dirroot . '/blocks/db/' . $CFG->dbtype . '.sql')) {
|
|
$status = modify_database($CFG->dirroot . '/blocks/db/' . $CFG->dbtype . '.sql'); //Old method
|
|
}
|
|
|
|
$db->debug = false;
|
|
if ($status) {
|
|
if (set_config('blocks_version', $blocks_version)) {
|
|
notify(get_string('databasesuccess'), 'notifysuccess');
|
|
notify(get_string('databaseupgradeblocks', '', $blocks_version), 'notifysuccess');
|
|
print_continue($continueto);
|
|
print_footer('none');
|
|
exit;
|
|
} else {
|
|
error('Upgrade of blocks system failed! (Could not update version in config table)');
|
|
}
|
|
} else {
|
|
error('Blocks tables could NOT be set up successfully!');
|
|
}
|
|
}
|
|
|
|
/// Upgrading code starts here
|
|
$oldupgrade = false;
|
|
$newupgrade = false;
|
|
if (is_readable($CFG->dirroot . '/blocks/db/' . $CFG->dbtype . '.php')) {
|
|
include_once($CFG->dirroot . '/blocks/db/' . $CFG->dbtype . '.php'); // defines old upgrading function
|
|
$oldupgrade = true;
|
|
}
|
|
if (is_readable($CFG->dirroot . '/blocks/db/upgrade.php')) {
|
|
include_once($CFG->dirroot . '/blocks/db/upgrade.php'); // defines new upgrading function
|
|
$newupgrade = true;
|
|
}
|
|
|
|
if ($blocks_version > $CFG->blocks_version) { // Upgrade tables
|
|
$strdatabaseupgrades = get_string('databaseupgrades');
|
|
print_header($strdatabaseupgrades, $strdatabaseupgrades, $strdatabaseupgrades, '', upgrade_get_javascript());
|
|
|
|
upgrade_log_start();
|
|
print_heading('blocks');
|
|
|
|
/// Run de old and new upgrade functions for the module
|
|
$oldupgrade_function = 'blocks_upgrade';
|
|
$newupgrade_function = 'xmldb_blocks_upgrade';
|
|
|
|
/// First, the old function if exists
|
|
$oldupgrade_status = true;
|
|
if ($oldupgrade && function_exists($oldupgrade_function)) {
|
|
$db->debug = true;
|
|
$oldupgrade_status = $oldupgrade_function($CFG->blocks_version);
|
|
} else if ($oldupgrade) {
|
|
notify ('Upgrade function ' . $oldupgrade_function . ' was not available in ' .
|
|
'/blocks/db/' . $CFG->dbtype . '.php');
|
|
}
|
|
|
|
/// Then, the new function if exists and the old one was ok
|
|
$newupgrade_status = true;
|
|
if ($newupgrade && function_exists($newupgrade_function) && $oldupgrade_status) {
|
|
$db->debug = true;
|
|
$newupgrade_status = $newupgrade_function($CFG->blocks_version);
|
|
} else if ($newupgrade) {
|
|
notify ('Upgrade function ' . $newupgrade_function . ' was not available in ' .
|
|
'/blocks/db/upgrade.php');
|
|
}
|
|
|
|
$db->debug=false;
|
|
/// Now analyze upgrade results
|
|
if ($oldupgrade_status && $newupgrade_status) { // No upgrading failed
|
|
if (set_config('blocks_version', $blocks_version)) {
|
|
notify(get_string('databasesuccess'), 'notifysuccess');
|
|
notify(get_string('databaseupgradeblocks', '', $blocks_version), 'notifysuccess');
|
|
print_continue($continueto);
|
|
print_footer('none');
|
|
exit;
|
|
} else {
|
|
error('Upgrade of blocks system failed! (Could not update version in config table)');
|
|
}
|
|
} else {
|
|
error('Upgrade failed! See blocks/version.php');
|
|
}
|
|
|
|
} else if ($blocks_version < $CFG->blocks_version) {
|
|
upgrade_log_start();
|
|
notify('WARNING!!! The Blocks version you are using is OLDER than the version that made these databases!');
|
|
}
|
|
upgrade_log_finish();
|
|
}
|
|
|
|
//This function finds all available blocks and install them
|
|
//into blocks table or do all the upgrade process if newer
|
|
function upgrade_blocks_plugins($continueto) {
|
|
|
|
global $CFG, $db;
|
|
|
|
$blocktitles = array();
|
|
$invalidblocks = array();
|
|
$validblocks = array();
|
|
$notices = array();
|
|
|
|
//Count the number of blocks in db
|
|
$blockcount = count_records('block');
|
|
//If there isn't records. This is the first install, so I remember it
|
|
if ($blockcount == 0) {
|
|
$first_install = true;
|
|
} else {
|
|
$first_install = false;
|
|
}
|
|
|
|
$site = get_site();
|
|
|
|
if (!$blocks = get_list_of_plugins('blocks', 'db') ) {
|
|
error('No blocks installed!');
|
|
}
|
|
|
|
include_once($CFG->dirroot .'/blocks/moodleblock.class.php');
|
|
if(!class_exists('block_base')) {
|
|
error('Class block_base is not defined or file not found for /blocks/moodleblock.class.php');
|
|
}
|
|
|
|
foreach ($blocks as $blockname) {
|
|
|
|
if ($blockname == 'NEWBLOCK') { // Someone has unzipped the template, ignore it
|
|
continue;
|
|
}
|
|
|
|
if(!block_is_compatible($blockname)) {
|
|
// This is an old-style block
|
|
//$notices[] = 'Block '. $blockname .' is not compatible with the current version of Mooodle and needs to be updated by a programmer.';
|
|
$invalidblocks[] = $blockname;
|
|
continue;
|
|
}
|
|
|
|
$fullblock = $CFG->dirroot .'/blocks/'. $blockname;
|
|
|
|
if ( is_readable($fullblock.'/block_'.$blockname.'.php')) {
|
|
include_once($fullblock.'/block_'.$blockname.'.php');
|
|
} else {
|
|
$notices[] = 'Block '. $blockname .': '. $fullblock .'/block_'. $blockname .'.php was not readable';
|
|
continue;
|
|
}
|
|
|
|
$oldupgrade = false;
|
|
$newupgrade = false;
|
|
if ( @is_dir($fullblock .'/db/')) {
|
|
if ( @is_readable($fullblock .'/db/'. $CFG->dbtype .'.php')) {
|
|
include_once($fullblock .'/db/'. $CFG->dbtype .'.php'); // defines old upgrading function
|
|
$oldupgrade = true;
|
|
}
|
|
if ( @is_readable($fullblock .'/db/upgrade.php')) {
|
|
include_once($fullblock .'/db/upgrade.php'); // defines new upgrading function
|
|
$newupgrade = true;
|
|
}
|
|
}
|
|
|
|
$classname = 'block_'.$blockname;
|
|
if(!class_exists($classname)) {
|
|
$notices[] = 'Block '. $blockname .': '. $classname .' not implemented';
|
|
continue;
|
|
}
|
|
|
|
// Here is the place to see if the block implements a constructor (old style),
|
|
// an init() function (new style) or nothing at all (error time).
|
|
|
|
$constructor = get_class_constructor($classname);
|
|
if(empty($constructor)) {
|
|
// No constructor
|
|
$notices[] = 'Block '. $blockname .': class does not have a constructor';
|
|
$invalidblocks[] = $blockname;
|
|
continue;
|
|
}
|
|
|
|
$block = new stdClass; // This may be used to update the db below
|
|
$blockobj = new $classname; // This is what we 'll be testing
|
|
|
|
// Inherits from block_base?
|
|
if(!is_subclass_of($blockobj, 'block_base')) {
|
|
$notices[] = 'Block '. $blockname .': class does not inherit from block_base';
|
|
continue;
|
|
}
|
|
|
|
// OK, it's as we all hoped. For further tests, the object will do them itself.
|
|
if(!$blockobj->_self_test()) {
|
|
$notices[] = 'Block '. $blockname .': self test failed';
|
|
continue;
|
|
}
|
|
$block->version = $blockobj->get_version();
|
|
|
|
if (!isset($block->version)) {
|
|
$notices[] = 'Block '. $blockname .': has no version support. It must be updated by a programmer.';
|
|
continue;
|
|
}
|
|
|
|
$block->name = $blockname; // The name MUST match the directory
|
|
$blocktitle = $blockobj->get_title();
|
|
|
|
if ($currblock = get_record('block', 'name', $block->name)) {
|
|
if ($currblock->version == $block->version) {
|
|
// do nothing
|
|
} else if ($currblock->version < $block->version) {
|
|
if (empty($updated_blocks)) {
|
|
$strblocksetup = get_string('blocksetup');
|
|
print_header($strblocksetup, $strblocksetup, $strblocksetup, '',
|
|
upgrade_get_javascript(), false, ' ', ' ');
|
|
}
|
|
$updated_blocks = true;
|
|
upgrade_log_start();
|
|
print_heading('New version of '.$blocktitle.' ('.$block->name.') exists');
|
|
@set_time_limit(0); // To allow slow databases to complete the long SQL
|
|
|
|
/// Run de old and new upgrade functions for the module
|
|
$oldupgrade_function = $block->name .'_upgrade';
|
|
$newupgrade_function = 'xmldb_block_' . $block->name .'_upgrade';
|
|
|
|
/// First, the old function if exists
|
|
$oldupgrade_status = true;
|
|
if ($oldupgrade && function_exists($oldupgrade_function)) {
|
|
$db->debug = true;
|
|
$oldupgrade_status = $oldupgrade_function($currblock->version, $block);
|
|
} else if ($oldupgrade) {
|
|
notify ('Upgrade function ' . $oldupgrade_function . ' was not available in ' .
|
|
$fullblock . '/db/' . $CFG->dbtype . '.php');
|
|
}
|
|
|
|
/// Then, the new function if exists and the old one was ok
|
|
$newupgrade_status = true;
|
|
if ($newupgrade && function_exists($newupgrade_function) && $oldupgrade_status) {
|
|
$db->debug = true;
|
|
$newupgrade_status = $newupgrade_function($currblock->version, $block);
|
|
} else if ($newupgrade) {
|
|
notify ('Upgrade function ' . $newupgrade_function . ' was not available in ' .
|
|
$fullblock . '/db/upgrade.php');
|
|
}
|
|
|
|
$db->debug=false;
|
|
/// Now analyze upgrade results
|
|
if ($oldupgrade_status && $newupgrade_status) { // No upgrading failed
|
|
// OK so far, now update the block record
|
|
$block->id = $currblock->id;
|
|
if (! update_record('block', $block)) {
|
|
error('Could not update block '. $block->name .' record in block table!');
|
|
}
|
|
$component = 'block/'.$block->name;
|
|
if (!update_capabilities($component)) {
|
|
error('Could not update '.$block->name.' capabilities!');
|
|
}
|
|
|
|
events_update_definition($component);
|
|
notify(get_string('blocksuccess', '', $blocktitle), 'notifysuccess');
|
|
} else {
|
|
notify('Upgrading block '. $block->name .' from '. $currblock->version .' to '. $block->version .' FAILED!');
|
|
}
|
|
echo '<hr />';
|
|
} else {
|
|
upgrade_log_start();
|
|
error('Version mismatch: block '. $block->name .' can\'t downgrade '. $currblock->version .' -> '. $block->version .'!');
|
|
}
|
|
|
|
} else { // block not installed yet, so install it
|
|
|
|
// If it allows multiples, start with it enabled
|
|
$block->multiple = $blockobj->instance_allow_multiple();
|
|
if (!empty($blockobj->cron)) {
|
|
$block->cron = $blockobj->cron;
|
|
}
|
|
|
|
// [pj] Normally this would be inline in the if, but we need to
|
|
// check for NULL (necessary for 4.0.5 <= PHP < 4.2.0)
|
|
$conflictblock = array_search($blocktitle, $blocktitles);
|
|
if($conflictblock !== false && $conflictblock !== NULL) {
|
|
// Duplicate block titles are not allowed, they confuse people
|
|
// AND PHP's associative arrays ;)
|
|
error('<strong>Naming conflict</strong>: block <strong>'.$block->name.'</strong> has the same title with an existing block, <strong>'.$conflictblock.'</strong>!');
|
|
}
|
|
if (empty($updated_blocks)) {
|
|
$strblocksetup = get_string('blocksetup');
|
|
print_header($strblocksetup, $strblocksetup, $strblocksetup, '',
|
|
upgrade_get_javascript(), false, ' ', ' ');
|
|
}
|
|
$updated_blocks = true;
|
|
upgrade_log_start();
|
|
print_heading($block->name);
|
|
$db->debug = true;
|
|
@set_time_limit(0); // To allow slow databases to complete the long SQL
|
|
|
|
/// Both old .sql files and new install.xml are supported
|
|
/// but we priorize install.xml (XMLDB) if present
|
|
$status = false;
|
|
if (file_exists($fullblock . '/db/install.xml')) {
|
|
$status = install_from_xmldb_file($fullblock . '/db/install.xml'); //New method
|
|
} else if (file_exists($fullblock .'/db/'. $CFG->dbtype .'.sql')) {
|
|
$status = modify_database($fullblock .'/db/'. $CFG->dbtype .'.sql'); //Old method
|
|
} else {
|
|
$status = true;
|
|
}
|
|
|
|
$db->debug = false;
|
|
if ($status) {
|
|
if ($block->id = insert_record('block', $block)) {
|
|
$blockobj->after_install();
|
|
$component = 'block/'.$block->name;
|
|
if (!update_capabilities($component)) {
|
|
notify('Could not set up '.$block->name.' capabilities!');
|
|
}
|
|
|
|
events_update_definition($component);
|
|
notify(get_string('blocksuccess', '', $blocktitle), 'notifysuccess');
|
|
echo '<hr />';
|
|
} else {
|
|
error($block->name .' block could not be added to the block list!');
|
|
}
|
|
} else {
|
|
error('Block '. $block->name .' tables could NOT be set up successfully!');
|
|
}
|
|
}
|
|
|
|
$blocktitles[$block->name] = $blocktitle;
|
|
}
|
|
|
|
if(!empty($notices)) {
|
|
upgrade_log_start();
|
|
foreach($notices as $notice) {
|
|
notify($notice);
|
|
}
|
|
}
|
|
|
|
// Finally, if we are in the first_install of BLOCKS (this means that we are
|
|
// upgrading from Moodle < 1.3), put blocks in all existing courses.
|
|
if ($first_install) {
|
|
upgrade_log_start();
|
|
//Iterate over each course
|
|
if ($courses = get_records('course')) {
|
|
foreach ($courses as $course) {
|
|
$page = page_create_object(PAGE_COURSE_VIEW, $course->id);
|
|
blocks_repopulate_page($page);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!empty($CFG->siteblocksadded)) { /// This is a once-off hack to make a proper upgrade
|
|
upgrade_log_start();
|
|
$page = page_create_object(PAGE_COURSE_VIEW, SITEID);
|
|
blocks_repopulate_page($page);
|
|
delete_records('config', 'name', 'siteblocksadded');
|
|
}
|
|
|
|
upgrade_log_finish();
|
|
|
|
if (!empty($updated_blocks)) {
|
|
print_continue($continueto);
|
|
print_footer('none');
|
|
die;
|
|
}
|
|
}
|
|
|
|
?>
|